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54 Commits

Author SHA1 Message Date
wdenk
4c3b21a5f9 Patch by Kyle Harris, 20 May 2003:
In preparation for an ixp port, rename cpu/xscale and arch-xscale
into cpu/pxa and arch-pxa.
2003-05-23 12:36:20 +00:00
stroese
d9ff6e84e4 Patch from Stefan Roese. 2003-05-23 11:49:24 +00:00
stroese
e1e89324ad - ASH405 board added (PPC405EP based).
- CPCI4052 added (PPC405GP based).
- CPCI405AB added (PPC405GP based).
- PCI405 added (PPC405GP based).
- PMC405 added (PPC405GP based).
2003-05-23 11:43:00 +00:00
stroese
549826eaa0 - ASH405 board added (PPC405EP based).
- BUBINGA405EP added (PPC405EP based).
- CPCI405AB added (PPC405GP based).
- PMC405 added (PPC405GP based).
2003-05-23 11:41:44 +00:00
stroese
1d49b1f365 CONFIG_UART1_CONSOLE added. 2003-05-23 11:39:05 +00:00
wdenk
33149b8812 Patch by Denis Peter, 19 Mai 2003:
add support for the MIP405-3 board
2003-05-23 11:38:58 +00:00
stroese
9919f13cc1 DHCP support added. 2003-05-23 11:38:22 +00:00
stroese
071d897c96 PMC405 board added. 2003-05-23 11:35:47 +00:00
stroese
3871842529 Code cleanup. 2003-05-23 11:35:09 +00:00
stroese
b6d9e4f5af New FPGA image with 527 support. 2003-05-23 11:34:40 +00:00
stroese
1545ad35c5 Local Bus Timeout increased. 2003-05-23 11:33:57 +00:00
stroese
c231d00f4e Code reworked for PPC405EP support. 2003-05-23 11:32:53 +00:00
stroese
d4629c8c8d CPCI405AB (special version of esd CPCI405) board added. 2003-05-23 11:30:39 +00:00
stroese
46578cc018 BUBINGA405EP board added (IBM PPC405EP Eval Board). 2003-05-23 11:28:55 +00:00
stroese
c93f70962b ASH405 board added (PPC405EP based). 2003-05-23 11:27:18 +00:00
stroese
8749cfb44e - PPC405EP support added.
- CONFIG_UART1_CONSOLE added (see README).
2003-05-23 11:25:57 +00:00
stroese
b867d705b6 PPC405EP support added. 2003-05-23 11:18:02 +00:00
stroese
bedc497029 - PPC405EP support added.
- "nand_init" (NAND FLASH) added.
2003-05-23 11:16:49 +00:00
wdenk
5d232d0e7e * Patch by Dave Ellis, 22 May 2003:
Fix problem with only partially cleared .bss segment

* Patch by Rune Torgersen, 12 May 2003:
  get PCI to work on a MPC8266ADS board; incorporate change to
  cpu/mpc8260/pci.c to enable overrides of PCI memory parameters
2003-05-22 22:52:13 +00:00
wdenk
c8c3a8be2d Add support for arbitrary bitmaps for TRAB's VFD command;
allow to pass boot bitmap addresses in environment variables;
allow for zero boot delay
2003-05-21 20:26:20 +00:00
wdenk
82226bf4d2 * Add support for arbitrary bitmaps for TRAB's VFD command
* Patch by Christian Geiinger, 19 May 2002:
  On TRAB: wait until the dummy byte has been completely sent
2003-05-20 20:49:01 +00:00
wdenk
7f70e85309 * Patch by David Updegraff, 22 Apr 2003:
update for CrayL1 board

* Patch by Pantelis Antoniou, 21 Apr 2003:
  add boot support for ARTOS (a proprietary OS)

* Patch by Steven Scholz, 11 Apr 2003:
  Add support for RTC DS1338

* Patch by Rod Boyce, 24 Jan 2003:
  Fix counting of extended partitions in diskboot command
2003-05-20 14:25:27 +00:00
wdenk
59de2ed6b5 Patch by Christophe Lindheimer, 20 May 2003:
allow the use of CFG_LOADS when CFG_NO_FLASH is set
2003-05-20 10:58:04 +00:00
wdenk
86d82762f6 Fix SDRAM timing on Purple board 2003-05-20 10:39:44 +00:00
wdenk
66fd3d1ce7 Add support for CompactFlash on ATC board
(includes support for Intel 82365 and compatible PC Card controllers,
and Yenta-compatible PCI-to-CardBus controllers)
2003-05-18 11:30:09 +00:00
wdenk
45219c4660 Patch by Mathijs Haarman, 08 May 2003:
Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
2003-05-12 21:50:16 +00:00
wdenk
f7de16ae25 Fix SDRAM initialization 2003-05-12 09:51:52 +00:00
wdenk
d6815435c0 Add default switch settings. 2003-05-12 09:51:00 +00:00
wdenk
e600962991 Fix ATC board configuration and flash driver 2003-05-05 17:09:41 +00:00
wdenk
9c62cc58b8 Fix problem with usage of "true" (undefined in current versions of bfd.h) 2003-05-03 23:33:47 +00:00
wdenk
7aa7861471 * Add support for Promess ATC board
* Patch by Keith Outwater, 28 Apr 2003:
  - Miscellaneous corrections and additions to GEN860T board specific code.
  - Added GEN860_SC variant to GEN860T.
  - Miscellaneous corrections to GEN860T documentation.
  - Correct duplicate entry in U-Boot CREDITS file.
  - Add GEN860T_SC entry in MAINTAINERS file.
  - Update CREDITS file with GEN860T_SC info.

* Update Smiths Aerospace addresses in MAINTAINERS file

* Fix error handling in hush's version of "run" command
2003-05-03 15:50:43 +00:00
wdenk
4532cb696e * LWMON extensions:
- Splashscreen support
  - modem support
  - sysmon support
  - temperature dependend enabling of LCD

* Allow booting from old "PPCBoot" disk partitions

* Add support for TQM8255 Board / MPC8255 CPU
2003-04-27 22:52:51 +00:00
wdenk
02c9bed451 *** empty log message *** 2003-04-20 17:41:25 +00:00
wdenk
53cad435bb Make compile clean 2003-04-20 17:26:01 +00:00
wdenk
059ae173e9 Add files needed for bitmap load support 2003-04-20 16:52:09 +00:00
wdenk
824a1ebffe Compile fixes 2003-04-20 16:49:37 +00:00
wdenk
d791b1dc3e * Make sure Block Lock Bits get cleared in R360MPI flash driver
* MPC823 LCD driver: Fill color map backwards, to allow for steady
  display when Linux takes over

* Patch by Erwin Rol, 27 Feb 2003:
  Add support for RTEMS (this time for real).

* Add support for "bmp info" and "bmp display" commands to load
  bitmap images; this can be used (for example in a "preboot"
  command) to display a splash screen very quickly after poweron.

* Add support for 133 MHz clock on INCA-IP board
2003-04-20 14:04:18 +00:00
wdenk
4a6fd34b26 * Patch by Lutz Dennig, 10 Apr 2003:
Update for R360MPI board

* Add new meaning to "autostart" environment variable:
  If set to "no", a standalone image passed to the
  "bootm" command will be copied to the load address
  (and eventually uncompressed), but NOT be started.
  This can be used to load and uncompress arbitrary
  data.

* Set max brightness for MN11236 displays on TRAB board
2003-04-12 23:38:12 +00:00
stroese
69f8f827d5 Patch from Stefan Roese. 2003-04-10 13:30:28 +00:00
stroese
759a51b4f3 Changed DHCP client to use ip address from server option field #54 from the OFFER-paket in the server option field #54 in the REQUEST-paket. This fixes a problem using a Windows 2000 DHCP server, where the DHCP-server is not the TFTP-server. 2003-04-10 13:26:44 +00:00
wdenk
d126bfbdbd Add support for TQM862L modules 2003-04-10 11:18:18 +00:00
wdenk
60fbe25424 Prepare for 0.3.0 release
* Add support for Purple Board (MIPS64 5Kc)

* Add support for MIPS64 5Kc CPUs
2003-04-08 23:25:21 +00:00
wdenk
3e38691e8f * Patch by Arun Dharankar, 4 Apr 2003:
Add IDMA example code (tested on 8260 only)

* Add support for Purple Board (MIPS64 5Kc)

* Add support for MIPS64 5Kc CPUs

* Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS

* Patch by Denis Peter, 04 Apr 2003:
  - update MIP405-4 board

* Patches by Denis Peter, 03 April 2003:
  - fix PCI IRQs on MPL boards
  - fix two more un-relocated pointer problems

* Fix behaviour of "run" command:
  - print error message iv variable does not exist
  - terminate processing of arguments in case of error

* Patches by Peter Figuli, 10 Mar 2003
  - Add support for BTUART on PXA platform
  - Add support for WEP EP250 (PXA) board

* Fix flash problems on INCA-IP; add tool to allow bruning images  to
  flash using a BDI2000

* Implement fix for I2C Edge Conditions problem for all boards that
  use the bit-banging driver (common/soft_i2c.c)

* Add patches by Robert Schwebel, 31 Mar 2003:
  - csb226 board: bring in sync with innokom/memsetup.S
  - csb226 board: fix MDREFR handling
  - misc doc fixes / extensions
  - innokom board: cleanup, MDREFR fix in memsetup.S, config update
  - add BOOT_PROGRESS to armlinux.c
2003-04-05 00:53:31 +00:00
stroese
36c05a80ec Patch from Stefan Roese. 2003-04-04 16:55:30 +00:00
stroese
afcc4a7404 Changed CPCI405 to use CTS instead of DSR on PPC405 UART1. 2003-04-04 16:52:57 +00:00
stroese
9e7d5ebea9 U-Boot version environment variable "ver" added (CONFIG_VERSION_VARIABLE). 2003-04-04 16:48:07 +00:00
stroese
baa3d528fe Changed PPC405GPr version from A to B. 2003-04-04 16:00:33 +00:00
stroese
c1551ea817 U-Boot version environment variable "ver" added (CONFIG_VERSION_VARIABLE). 2003-04-04 15:53:41 +00:00
stroese
0587597ca3 U-Boot version environment variable "ver" added (CONFIG_VERSION_VARIABLE). 2003-04-04 15:44:49 +00:00
wdenk
0db5bca807 * Patch by Martin Winistoerfer, 23 Mar 2003
- Add port to MPC555/556 microcontrollers
  - Add support for cmi customer board with
    Intel 28F128J3A, 28F320J3A or 28F640J3A flash.

* Patch by Rick Bronson, 28 Mar 2003:
  - fix common/cmd_nand.c
2003-03-31 17:27:09 +00:00
wdenk
85ec0bcc1b * Patch by Arun Dharankar, 24 Mar 2003:
- add threads / scheduler example code

* Add patches by Robert Schwebel, 31 Mar 2003:
  - add ctrl-c support for kermit download
  - align bdinfo output on ARM

* Add CPU ID, version, and clock speed for INCA-IP
2003-03-31 16:34:49 +00:00
wdenk
506f044131 Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
- fix SRAM and SDRAM memory sizing
- add status LED support
- add MAC address for second (SCC1) ethernet port

Update default environment for TQM8260 board
2003-03-28 14:40:36 +00:00
wdenk
cdd8a0f151 Fix MIPS build problem 2003-03-27 18:00:16 +00:00
wdenk
c021880ac5 * Add support for MIPS32 4Kc CPUs
* Add support for INCA-IP Board
2003-03-27 12:09:35 +00:00
301 changed files with 33904 additions and 10293 deletions

210
CHANGELOG
View File

@@ -1,9 +1,205 @@
======================================================================
Changes since U-Boot 0.2.2:
Changes since U-Boot 0.3.1:
======================================================================
* Patch by Kyle Harris, 20 May 2003:
In preparation for an ixp port, rename cpu/xscale and arch-xscale
into cpu/pxa and arch-pxa.
* Patch by Stefan Roese, 23 May 2003:
- IBM PPC405EP port added.
- CONFIG_UART1_CONSOLE added. If defined internal UART1 (and not
UART0) is used as default U-Boot console. PPC4xx only!
- esd ASH405 board added (PPC405EP based).
- BUBINGA405EP board added (PPC405EP based - IBM Eval Board).
- esd CPCI405AB board added.
- esd PMC405 board added.
- Update of some esd boards.
* Patch by Denis Peter, 19 Mai 2003:
add support for the MIP405-3 board
* Patch by Dave Ellis, 22 May 2003:
Fix problem with only partially cleared .bss segment
* Patch by Rune Torgersen, 12 May 2003:
get PCI to work on a MPC8266ADS board; incorporate change to
cpu/mpc8260/pci.c to enable overrides of PCI memory parameters
* Patch by Nye Liu, 1 May 2003:
minor patches for the FADS8xx
* Patch by Thomas Schäfer, 28 Apr 2003:
Fix SPD handling for 256 ECC DIMM on Walnut
* Add support for arbitrary bitmaps for TRAB's VFD command;
allow to pass boot bitmap addresses in environment variables;
allow for zero boot delay
* Patch by Christian Geißinger, 19 May 2002:
On TRAB: wait until the dummy byte has been completely sent
* Patch by David Updegraff, 22 Apr 2003:
update for CrayL1 board
* Patch by Pantelis Antoniou, 21 Apr 2003:
add boot support for ARTOS (a proprietary OS)
* Patch by Steven Scholz, 11 Apr 2003:
Add support for RTC DS1338
* Patch by Rod Boyce, 24 Jan 2003:
Fix counting of extended partitions in diskboot command
* Patch by Christophe Lindheimer, 20 May 2003:
allow the use of CFG_LOADS when CFG_NO_FLASH is set
* Fix SDRAM timing on Purple board
* Add support for CompactFlash on ATC board
(includes support for Intel 82365 and compatible PC Card controllers,
and Yenta-compatible PCI-to-CardBus controllers)
* Patch by Mathijs Haarman, 08 May 2003:
Add lan91c96 driver (tested on Lubbock and custom PXA250 board only)
* Fix problem with usage of "true" (undefined in current versions of bfd.h)
* Add support for Promess ATC board
* Patch by Keith Outwater, 28 Apr 2003:
- Miscellaneous corrections and additions to GEN860T board specific code.
- Added GEN860_SC variant to GEN860T.
- Miscellaneous corrections to GEN860T documentation.
- Correct duplicate entry in U-Boot CREDITS file.
- Add GEN860T_SC entry in MAINTAINERS file.
- Update CREDITS file with GEN860T_SC info.
* Update Smiths Aerospace addresses in MAINTAINERS file
* Fix error handling in hush's version of "run" command
* LWMON extensions:
- Splashscreen support
- modem support
- sysmon support
- temperature dependend enabling of LCD
* Allow booting from old "PPCBoot" disk partitions
* Add support for TQM8255 Board / MPC8255 CPU
======================================================================
Changes for U-Boot 0.3.1:
======================================================================
* Make sure Block Lock Bits get cleared in R360MPI flash driver
* MPC823 LCD driver: Fill color map backwards, to allow for steady
display when Linux takes over
* Patch by Erwin Rol, 27 Feb 2003:
Add support for RTEMS (this time for real).
* Add support for "bmp info" and "bmp display" commands to load
bitmap images; this can be used (for example in a "preboot"
command) to display a splash screen very quickly after poweron.
* Add support for 133 MHz clock on INCA-IP board
* Patch by Lutz Dennig, 10 Apr 2003:
Update for R360MPI board
* Add new meaning to "autostart" environment variable:
If set to "no", a standalone image passed to the
"bootm" command will be copied to the load address
(and eventually uncompressed), but NOT be started.
This can be used to load and uncompress arbitrary
data.
* Patch by Stefan Roese, 10 Apr 2003:
Changed DHCP client to use IP address from server option field #54
from the OFFER packet in the server option field #54 in the REQUEST
packet. This fixes a problem using a Windows 2000 DHCP server,
where the DHCP-server is not the TFTP-server.
* Set max brightness for MN11236 displays on TRAB board
* Add support for TQM862L modules
======================================================================
Changes for U-Boot 0.3.0:
======================================================================
* Patch by Arun Dharankar, 4 Apr 2003:
Add IDMA example code (tested on 8260 only)
* Add support for Purple Board (MIPS64 5Kc)
* Add support for MIPS64 5Kc CPUs
* Fix missing setting of "loadaddr" and "bootfile" on ARM and MIPS
* Patch by Denis Peter, 04 Apr 2003:
- update MIP405-4 board
* Patch by Stefan Roese, 4 Apr 2003:
- U-Boot version environment variable "ver" added
(CONFIG_VERSION_VARIABLE).
- Changed PPC405GPr version from A to B.
- Changed CPCI405 to use CTS instead of DSR on PPC405 UART1.
* Patches by Denis Peter, 03 April 2003:
- fix PCI IRQs on MPL boards
- fix two more un-relocated pointer problems
* Fix behaviour of "run" command:
- print error message iv variable does not exist
- terminate processing of arguments in case of error
* Patches by Peter Figuli, 10 Mar 2003
- Add support for BTUART on PXA platform
- Add support for WEP EP250 (PXA) board
* Fix flash problems on INCA-IP; add tool to allow bruning images to
flash using a BDI2000
* Implement fix for I2C Edge Conditions problem for all boards that
use the bit-banging driver (common/soft_i2c.c)
* Patch by Martin Winistoerfer, 23 Mar 2003
- Add port to MPC555/556 microcontrollers
- Add support for cmi customer board with
Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
* Patch by Rick Bronson, 28 Mar 2003:
- fix common/cmd_nand.c
* Patch by Arun Dharankar, 24 Mar 2003:
- add threads / scheduler example code
* Add patches by Robert Schwebel, 31 Mar 2003:
- add ctrl-c support for kermit download
- align bdinfo output on ARM
- csb226 board: bring in sync with innokom/memsetup.S
- csb226 board: fix MDREFR handling
- misc doc fixes / extensions
- innokom board: cleanup, MDREFR fix in memsetup.S, config update
- add BOOT_PROGRESS to armlinux.c
* Add CPU ID, version, and clock speed for INCA-IP
* Patches by Dave Ellis, 18 Mar 2003 for SXNI855T board:
- fix SRAM and SDRAM memory sizing
- add status LED support
- add MAC address for second (SCC1) ethernet port
* Update default environment for TQM8260 board
* Patch by Rick Bronson, 16 Mar 2003:
Add support for Atmel AT91RM9200DK w/NAND
- Add NAND flash support for reading, writing, and erasing NAND
flash (certain forms of which are called SmartMedia).
- Add support for Atmel AT91RM9200DK ARM920T based development kit.
* Patches by Robert Schwebel, 19 Mar 2003:
- use arm-linux-gcc as default compiler for ARM
@@ -36,6 +232,12 @@ Changes since U-Boot 0.2.2:
to existing PPC405GP designs.
- Clip udiv to 5 bits on PPC405 (serial.c).
* Extend INCAIP board support:
- add automatic RAM size detection
- add "bdinfo" command
- pass flash address and size to Linux kernel
- switch to 150 MHz clock
* Avoid flicker on the TRAB's VFD by synchronizing the enable with
the HSYNC/VSYNC. Requires new CPLD code (Version 101 for Rev. 100
boards, version 153 for Rev. 200 boards).
@@ -179,6 +381,10 @@ Changes since U-Boot 0.2.2:
* Patch by Stefan Roese, 10 Feb 2003:
Add support for 4MB and 128MB onboard SDRAM (cpu/ppc4xx/sdram.c)
* Add support for MIPS32 4Kc CPUs
* Add support for INCA-IP Board
======================================================================
Changes for U-Boot 0.2.2:
======================================================================

28
CREDITS
View File

@@ -26,6 +26,10 @@ N: Guillaume Alexandre
E: guillaume.alexandre@gespac.ch
D: Add PCIPPC6 configuration
N: Pantelis Antoniou
E: panto@intracom.gr
D: NETVIA board support, ARTOS support.
N: Pierre Aubert
E: <p.aubert@staubli.com>
D: Support for RPXClassic board
@@ -48,7 +52,7 @@ D: 8xxrom-0.3.0
N: Rick Bronson
E: rick@efn.org
D: Atmel AT91RM9200DK w/NAND support
D: Atmel AT91RM9200DK and NAND support
N: David Brown
E: DBrown03@harris.com
@@ -70,6 +74,10 @@ N: Magnus Damm
E: eramdam@kieray1.p.y.ki.era.ericsson.se
D: 8xxrom
N: Arun Dharankar
E: ADharankar@ATTBI.Com
D: threads / scheduler example code
N: Kári Davíðsson
E: kd@flaga.is
D: FLAGA DM Support
@@ -100,6 +108,10 @@ E: wg@denx.de
D: Support for Interphase 4539 T1/E1/J1 PMC, PN62, CCM, SCM boards
W: www.denx.de
N: Peter Figuli
E: peposh@etc.sk
D: Support for WEP EP250 (PXA) board
N: Thomas Frieden
E: ThomasF@hyperion-entertainment.com
D: Support for AmigaOne
@@ -204,13 +216,9 @@ E: rof@sysgo.de
D: Initial support for SSV-DNP1110, SMC91111 driver
W: www.elinos.com
N: Keith Outwater
E: Keith_Outwater@mvis.com
D: Support for GEN860T board
N: Keith Outwater
E: keith_outwater@mvis.com
D: Support for generic/custom MPC860T board (GEN860T)
D: Support for generic/custom MPC860T boards (GEN860T, GEN860T_SC)
N: Frank Panno
E: fpanno@delphintech.com
@@ -230,6 +238,10 @@ N: Stefan Roese
E: stefan.roese@esd-electronics.com
D: IBM PPC401/403/405GP Support; Windows environment support
N: Erwin Rol
E: erwin@muffin.org
D: boot support for RTEMS
N: Neil Russell
E: caret@c-side.com
D: Author of LiMon-1.4.2, which contributed some ideas
@@ -262,6 +274,10 @@ N: David Updegraff
E: dave@cray.com
D: Port to Cray L1 board; DHCP vendor extensions
N: Martin Winistoerfer
E: martinwinistoerfer@gmx.ch
D: Port to MPC555/556 microcontrollers and support for cmi board
N: Christian Vejlbo
E: christian.vejlbo@tellabs.com
D: FADS860T ethernet support

View File

@@ -28,7 +28,7 @@ Pantelis Antoniou <panto@intracom.gr>
NETVIA MPC8xx
Jerry Van Baren <vanbaren_gerald@si.com>
Jerry Van Baren <gerald.vanbaren@smiths-aerospace.com>
sacsng MPC8260
@@ -80,6 +80,11 @@ Wolfgang Denk <wd@denx.de>
CU824 MPC8240
Sandpoint8240 MPC8240
ATC MPC8250
PM825 MPC8250
TQM8255 MPC8255
CPU86 MPC8260
PM826 MPC8260
TQM8260 MPC8260
@@ -87,7 +92,7 @@ Wolfgang Denk <wd@denx.de>
PCIPPC2 MPC750
PCIPPC6 MPC750
Jon Diekema <diekema_jon@si.com>
Jon Diekema <jon.diekema@smiths-aerospace.com>
sbc8260 MPC8260
@@ -160,6 +165,7 @@ Scott McNutt <smcnutt@artesyncp.com>
Keith Outwater <Keith_Outwater@mvis.com>
GEN860T MPC860T
GEN860T_SC MPC860T
Frank Panno <fpanno@delphintech.com>
@@ -174,14 +180,19 @@ Stefan Roese <stefan.roese@esd-electronics.com>
ADCIOP IOP480 (PPC401)
AR405 PPC405GP
ASH405 PPC405EP
CANBT PPC405CR
CPCI405 PPC405GP
CPCI4052 PPC405GP
CPCI405AB PPC405GP
CPCI440 PPC440GP
CPCIISER4 PPC405GP
DASA_SIM IOP480 (PPC401)
DU405 PPC405GP
OCRTC PPC405GP
ORSG PPC405GP
PCI405 PPC405GP
PMC405 PPC405GP
Peter De Schrijver <p2@mind.be>
@@ -241,6 +252,10 @@ Unknown / orphaned boards:
# Board CPU #
#########################################################################
Peter Figuli <peposh@etc.sk>
wepep250 xscale
Marius Gröger <mag@sysgo.de>
impa7 ARM720T (EP7211)
@@ -296,6 +311,7 @@ Daniel Engstr
Wolfgang Denk <wd@denx.de>
incaip MIPS32 4Kc
purple MIPS64 5Kc
#########################################################################
# End of MAINTAINERS list #

78
MAKEALL
View File

@@ -10,6 +10,14 @@ fi
LIST=""
#########################################################################
## MPC5xx Systems
#########################################################################
LIST_5xx=" \
cmi_mpc5xx \
"
#########################################################################
## MPC8xx Systems
#########################################################################
@@ -18,16 +26,16 @@ LIST_8xx=" \
ADS860 AMX860 c2mon CCM \
cogent_mpc8xx ESTEEM192E ETX094 ELPT860 \
FADS823 FADS850SAR FADS860T FLAGADM \
FPS850L GEN860T GENIETV GTH \
hermes IAD210 ICU862_100MHz IP860 \
IVML24 IVML24_128 IVML24_256 IVMS8 \
IVMS8_128 IVMS8_256 KUP4K LANTEC \
lwmon MBX MBX860T MHPC \
MVS1 NETVIA NX823 pcu_e \
R360MPI RPXClassic RPXlite RRvision \
SM850 SPD823TS svm_sc8xx SXNI855T \
TOP860 TQM823L TQM823L_LCD TQM850L \
TQM855L TQM860L TQM860L_FEC TTTech \
FPS850L GEN860T GEN860T_SC GENIETV \
GTH hermes IAD210 ICU862_100MHz \
IP860 IVML24 IVML24_128 IVML24_256 \
IVMS8 IVMS8_128 IVMS8_256 KUP4K \
LANTEC lwmon MBX MBX860T \
MHPC MVS1 NETVIA NX823 \
pcu_e R360MPI RPXClassic RPXlite \
RRvision SM850 SPD823TS svm_sc8xx \
SXNI855T TOP860 TQM823L TQM823L_LCD \
TQM850L TQM855L TQM860L TTTech \
v37 \
"
@@ -36,12 +44,13 @@ LIST_8xx=" \
#########################################################################
LIST_4xx=" \
ADCIOP AR405 CANBT CPCI405 \
CPCI4052 CPCI440 CPCIISER4 CRAYL1 \
DASA_SIM DU405 EBONY ERIC \
MIP405 ML2 OCRTC ORSG \
PCI405 PIP405 W7OLMC W7OLMG \
WALNUT405 \
ADCIOP AR405 ASH405 BUBINGA405EP \
CANBT CPCI405 CPCI4052 CPCI405AB \
CPCI440 CPCIISER4 CRAYL1 DASA_SIM \
DU405 EBONY ERIC MIP405 \
ML2 OCRTC ORSG PCI405 \
PIP405 PMC405 W7OLMC W7OLMG \
WALNUT405 \
"
#########################################################################
@@ -55,14 +64,15 @@ LIST_824x=" \
"
#########################################################################
## MPC8260 Systems
## MPC8260 Systems (includes 8250, 8255 etc.)
#########################################################################
LIST_8260=" \
cogent_mpc8260 CPU86 ep8260 gw8260 \
hymod IPHASE4539 MPC8260ADS MPC8266ADS \
PM826 ppmc8260 RPXsuper rsdproto \
sacsng sbc8260 SCM TQM8260 \
atc cogent_mpc8260 CPU86 ep8260 \
gw8260 hymod IPHASE4539 MPC8260ADS \
MPC8266ADS PM826 ppmc8260 RPXsuper \
rsdproto sacsng sbc8260 SCM \
TQM8260 \
"
#########################################################################
@@ -77,14 +87,16 @@ LIST_7xx=" \
BAB7xx ELPPC \
"
LIST_ppc="${LIST_8xx} ${LIST_824x} ${LIST_8260} \
${LIST_4xx} ${LIST_74xx} ${LIST_7xx}"
LIST_ppc="${LIST_5xx} ${LIST_8xx} \
${LIST_824x} ${LIST_8260} \
${LIST_4xx} \
${LIST_74xx} ${LIST_7xx}"
#########################################################################
## StrongARM Systems
#########################################################################
LIST_SA="at91rm9200dk dnp1110 lart shannon"
LIST_SA="dnp1110 lart shannon"
#########################################################################
## ARM7 Systems
@@ -96,16 +108,26 @@ LIST_ARM7="ep7312 impa7"
## ARM9 Systems
#########################################################################
LIST_ARM9="smdk2400 smdk2410 trab VCMA9"
LIST_ARM9="at91rm9200dk smdk2400 smdk2410 trab VCMA9"
#########################################################################
## Xscale Systems
#########################################################################
LIST_xscale="cradle csb226 innokom lubbock"
LIST_pxa="cradle csb226 innokom lubbock wepep250"
LIST_arm="${LIST_SA} ${LIST_ARM7} ${LIST_ARM9} ${LIST_xscale}"
LIST_arm="${LIST_SA} ${LIST_ARM7} ${LIST_ARM9} ${LIST_pxa}"
#########################################################################
## MIPS 4Kc Systems
#########################################################################
LIST_mips4kc="incaip"
LIST_mips5kc="purple"
LIST_mips="${LIST_mips4kc} ${LIST_mips5kc}"
#----- for now, just run PPC by default -----
@@ -128,7 +150,7 @@ build_target() {
for arg in $@
do
case "$arg" in
8xx|824x|8260|4xx|7xx|74xx|SA|ARM7|ARM9|ppc|arm|xscale)
5xx|8xx|824x|8260|4xx|7xx|74xx|SA|ARM7|ARM9|ppc|arm|pxa|mips)
for target in `eval echo '$LIST_'${arg}`
do
build_target ${target}

View File

@@ -168,6 +168,14 @@ unconfig:
#========================================================================
# PowerPC
#========================================================================
#########################################################################
## MPC5xx Systems
#########################################################################
cmi_mpc5xx_config: unconfig
@./mkconfig $(@:_config=) ppc mpc5xx cmi
#########################################################################
## MPC8xx Systems
#########################################################################
@@ -204,8 +212,16 @@ FADS860T_config: unconfig
FLAGADM_config: unconfig
@./mkconfig $(@:_config=) ppc mpc8xx flagadm
xtract_GEN860T = $(subst _SC,,$(subst _config,,$1))
GEN860T_SC_config \
GEN860T_config: unconfig
@./mkconfig $(@:_config=) ppc mpc8xx gen860t
@ >include/config.h
@[ -z "$(findstring _SC,$@)" ] || \
{ echo "#define CONFIG_SC" >>include/config.h ; \
echo "With reduced H/W feature set (SC)..." ; \
}
@./mkconfig -a $(call xtract_GEN860T,$@) ppc mpc8xx gen860t
GENIETV_config: unconfig
@./mkconfig $(@:_config=) ppc mpc8xx genietv
@@ -329,7 +345,7 @@ TOP860_config: unconfig
# All boards can come with 50 MHz (default), 66MHz or 80MHz clock,
# but only 855 and 860 boards may come with FEC
# and 823 boards may have LCD support
xtract_8xx = $(subst _66MHz,,$(subst _80MHz,,$(subst _LCD,,$(subst _FEC,,$(subst _config,,$1)))))
xtract_8xx = $(subst _66MHz,,$(subst _80MHz,,$(subst _LCD,,$(subst _config,,$1))))
FPS850L_config \
FPS860L_config \
@@ -345,20 +361,13 @@ TQM850L_80MHz_config \
TQM855L_config \
TQM855L_66MHz_config \
TQM855L_80MHz_config \
TQM855L_FEC_config \
TQM855L_FEC_66MHz_config \
TQM855L_FEC_80MHz_config \
TQM860L_config \
TQM860L_66MHz_config \
TQM860L_80MHz_config \
TQM860L_FEC_config \
TQM860L_FEC_66MHz_config \
TQM860L_FEC_80MHz_config: unconfig
TQM862L_config \
TQM862L_66MHz_config \
TQM862L_80MHz_config: unconfig
@ >include/config.h
@[ -z "$(findstring _FEC,$@)" ] || \
{ echo "#define CONFIG_FEC_ENET" >>include/config.h ; \
echo "... with FEC support" ; \
}
@[ -z "$(findstring _66MHz,$@)" ] || \
{ echo "#define CONFIG_66MHz" >>include/config.h ; \
echo "... with 66MHz system clock" ; \
@@ -394,11 +403,18 @@ ADCIOP_config: unconfig
AR405_config: unconfig
@./mkconfig $(@:_config=) ppc ppc4xx ar405 esd
ASH405_config: unconfig
@./mkconfig $(@:_config=) ppc ppc4xx ash405 esd
BUBINGA405EP_config:unconfig
@./mkconfig $(@:_config=) ppc ppc4xx bubinga405ep
CANBT_config: unconfig
@./mkconfig $(@:_config=) ppc ppc4xx canbt esd
CPCI405_config \
CPCI4052_config: unconfig
CPCI405_config \
CPCI4052_config \
CPCI405AB_config: unconfig
@./mkconfig $(@:_config=) ppc ppc4xx cpci405 esd
@echo "BOARD_REVISION = $(@:_config=)" >>include/config.mk
@@ -439,6 +455,9 @@ PCI405_config: unconfig
PIP405_config:unconfig
@./mkconfig $(@:_config=) ppc ppc4xx pip405 mpl
PMC405_config: unconfig
@./mkconfig $(@:_config=) ppc ppc4xx pmc405 esd
W7OLMC_config \
W7OLMG_config: unconfig
@./mkconfig $(@:_config=) ppc ppc4xx w7o
@@ -574,10 +593,13 @@ sbc8260_config: unconfig
SCM_config: unconfig
@./mkconfig $(@:_config=) ppc mpc8260 SCM siemens
TQM8255_config \
TQM8260_config \
TQM8260_L2_config \
TQM8255_266MHz_config \
TQM8260_266MHz_config \
TQM8260_L2_266MHz_config \
TQM8255_300MHz_config \
TQM8260_300MHz_config: unconfig
@ >include/config.h
@if [ "$(findstring _L2_,$@)" ] ; then \
@@ -595,7 +617,12 @@ TQM8260_300MHz_config: unconfig
{ echo "#define CONFIG_300MHz" >>include/config.h ; \
echo "... with 300MHz system clock" ; \
}
@./mkconfig -a $(call xtract_82xx,$@) ppc mpc8260 tqm8260
@[ -z "$(findstring TQM8255_,$@)" ] || \
{ echo "#define CONFIG_MPC8255" >>include/config.h ; }
@./mkconfig -a TQM8260 ppc mpc8260 tqm8260
atc_config: unconfig
@./mkconfig $(@:_config=) ppc mpc8260 atc
#########################################################################
## 74xx/7xx Systems
@@ -679,16 +706,19 @@ ep7312_config : unconfig
#########################################################################
cradle_config : unconfig
@./mkconfig $(@:_config=) arm xscale cradle
@./mkconfig $(@:_config=) arm pxa cradle
csb226_config : unconfig
@./mkconfig $(@:_config=) arm xscale csb226
@./mkconfig $(@:_config=) arm pxa csb226
innokom_config : unconfig
@./mkconfig $(@:_config=) arm xscale innokom
@./mkconfig $(@:_config=) arm pxa innokom
lubbock_config : unconfig
@./mkconfig $(@:_config=) arm xscale lubbock
@./mkconfig $(@:_config=) arm pxa lubbock
wepep250_config : unconfig
@./mkconfig $(@:_config=) arm pxa wepep250
#========================================================================
# i386
@@ -709,18 +739,25 @@ sc520_cdp_config : unconfig
incaip_config : unconfig
@./mkconfig $(@:_config=) mips mips incaip
purple_config : unconfig
@./mkconfig $(@:_config=) mips mips purple
#########################################################################
#########################################################################
clean:
find . -type f \
\( -name 'core' -o -name '*.bak' -o -name '*~' \
-o -name '*.o' -o -name '*.a' \) -print \
| xargs rm -f
rm -f examples/hello_world examples/timer examples/eepro100_eeprom
rm -f examples/hello_world examples/timer \
examples/eepro100_eeprom examples/sched \
examples/mem_to_mem_idma2intr
rm -f tools/img2srec tools/mkimage tools/envcrc tools/gen_eth_addr
rm -f tools/easylogo/easylogo tools/bmp_logo
rm -f tools/gdb/astest tools/gdb/gdbcont tools/gdb/gdbsend
rm -f tools/env/fw_printenv tools/env/fw_setenv
rm -f board/cray/L1/bootscript.c board/cray/L1/bootscript.image
clobber: clean
find . -type f \
@@ -729,9 +766,9 @@ clobber: clean
| xargs rm -f
rm -f $(OBJS) *.bak tags TAGS
rm -fr *.*~
rm -f u-boot u-boot.bin u-boot.elf u-boot.srec u-boot.map System.map
rm -f u-boot u-boot.bin u-boot.srec u-boot.map System.map
rm -f tools/crc32.c tools/environment.c tools/env/crc32.c
rm -f cpu/mpc824x/bedbug_603e.c
rm -f tools/inca-swap-bytes cpu/mpc824x/bedbug_603e.c
rm -f include/asm/arch include/asm
mrproper \

136
README
View File

@@ -140,6 +140,7 @@ Directory Hierarchy:
- tools Tools to build S-Record or U-Boot images, etc.
- cpu/74xx_7xx Files specific to Motorola MPC74xx and 7xx CPUs
- cpu/mpc5xx Files specific to Motorola MPC5xx CPUs
- cpu/mpc8xx Files specific to Motorola MPC8xx CPUs
- cpu/mpc824x Files specific to Motorola MPC824x CPUs
- cpu/mpc8260 Files specific to Motorola MPC8260 CPU
@@ -151,6 +152,7 @@ Directory Hierarchy:
Files specific to RPXClassic boards
- board/RPXlite Files specific to RPXlite boards
- board/c2mon Files specific to c2mon boards
- board/cmi Files specific to cmi boards
- board/cogent Files specific to Cogent boards
(need further configuration)
Files specific to CPCIISER4 boards
@@ -178,7 +180,7 @@ Directory Hierarchy:
Files specific to EVB64260 boards
- board/fads Files specific to FADS boards
- board/flagadm Files specific to FLAGADM boards
- board/gen860t Files specific to GEN860T boards
- board/gen860t Files specific to GEN860T and GEN860T_SC boards
- board/genietv Files specific to GENIETV boards
- board/gth Files specific to GTH boards
- board/hermes Files specific to HERMES boards
@@ -292,6 +294,7 @@ The following options need to be configured:
PowerPC based CPUs:
-------------------
CONFIG_MPC823, CONFIG_MPC850, CONFIG_MPC855, CONFIG_MPC860
or CONFIG_MPC5xx
or CONFIG_MPC824X, CONFIG_MPC8260
or CONFIG_IOP480
or CONFIG_405GP
@@ -340,7 +343,8 @@ The following options need to be configured:
CONFIG_GTH, CONFIG_RPXClassic, CONFIG_rsdproto,
CONFIG_IAD210, CONFIG_RPXlite, CONFIG_sbc8260,
CONFIG_EBONY, CONFIG_sacsng, CONFIG_FPS860L,
CONFIG_V37, CONFIG_ELPT860
CONFIG_V37, CONFIG_ELPT860, CONFIG_CMI,
CONFIG_NETVIA
ARM based boards:
-----------------
@@ -466,6 +470,13 @@ The following options need to be configured:
Set to 0 to disable this feature (this is the default).
This will also disable hardware handshake.
- Console UART Number:
CONFIG_UART1_CONSOLE
IBM PPC4xx only.
If defined internal UART1 (and not UART0) is used
as default U-Boot console.
- Boot Delay: CONFIG_BOOTDELAY - in seconds
Delay before automatically booting the default image;
set to -1 to disable autoboot.
@@ -617,6 +628,13 @@ The following options need to be configured:
SIU Watchdog feature is enabled in the SYPCR
register.
- U-Boot Version:
CONFIG_VERSION_VARIABLE
If this variable is defined, an environment variable
named "ver" is created by U-Boot showing the U-Boot
version as printed by the "version" command.
This variable is readonly.
- Real-Time Clock:
When CFG_CMD_DATE is selected, the type of the RTC
@@ -628,6 +646,7 @@ The following options need to be configured:
CONFIG_RTC_MC146818 - use MC146818 RTC
CONFIG_RTC_DS1307 - use Maxim, Inc. DS1307 RTC
CONFIG_RTC_DS1337 - use Maxim, Inc. DS1337 RTC
CONFIG_RTC_DS1338 - use Maxim, Inc. DS1338 RTC
CONFIG_RTC_DS164x - use Dallas DS164x RTC
- Timestamp Support:
@@ -685,6 +704,18 @@ The following options need to be configured:
CONFIG_NS8382X
Support for National dp8382[01] gigabit chips.
- NETWORK Support (other):
CONFIG_DRIVER_LAN91C96
Support for SMSC's LAN91C96 chips.
CONFIG_LAN91C96_BASE
Define this to hold the physical address
of the LAN91C96's I/O space
CONFIG_LAN91C96_USE_32_BIT
Define this to enable 32 bit addressing
- USB Support:
At the moment only the UHCI host controller is
supported (PIP405, MIP405); define
@@ -730,7 +761,7 @@ The following options need to be configured:
16,7 Mill (24bit) 315 318 31b
(i.e. setenv videomode 317; saveenv; reset;)
CONFIG_VIDEO_SED13806
CONFIG_VIDEO_SED13806
Enable Epson SED13806 driver. This driver supports 8bpp
and 16bpp modes defined by CONFIG_VIDEO_SED13806_8BPP
or CONFIG_VIDEO_SED13806_16BPP
@@ -779,6 +810,18 @@ The following options need to be configured:
Normally display is black on white background; define
CFG_WHITE_ON_BLACK to get it inverted.
- Spash Screen Support: CONFIG_SPLASH_SCREEN
If this option is set, the environment is checked for
a variable "splashimage". If found, the usual display
of logo, copyright and system information on the LCD
is supressed and the BMP image at the address
specified in "splashimage" is loaded instead. The
console is redirected to the "nulldev", too. This
allows for a "silent" boot where a splash screen is
loaded very quickly after power-on.
- Ethernet address:
CONFIG_ETHADDR
CONFIG_ETH2ADDR
@@ -1245,7 +1288,7 @@ The following options need to be configured:
Modem Support:
--------------
[so far only for SMDK2400 board]
[so far only for SMDK2400 and TRAB boards]
- Modem support endable:
CONFIG_MODEM_SUPPORT
@@ -1452,7 +1495,7 @@ following configurations:
These settings describe a second storage area used to hold
a redundand copy of the environment data, so that there is
a valid backup copy in case there is a power failur during
a valid backup copy in case there is a power failure during
a "saveenv" operation.
BE CAREFUL! Any changes to the flash layout, and some changes to the
@@ -1532,20 +1575,16 @@ has been relocated to RAM and a RAM copy of the environment has been
created; also, when using EEPROM you will have to use getenv_r()
until then to read environment variables.
The environment is now protected by a CRC32 checksum. Before the
monitor is relocated into RAM, as a result of a bad CRC you will be
working with the compiled-in default environment - *silently*!!!
[This is necessary, because the first environment variable we need is
the "baudrate" setting for the console - if we have a bad CRC, we
don't have any device yet where we could complain.]
The environment is protected by a CRC32 checksum. Before the monitor
is relocated into RAM, as a result of a bad CRC you will be working
with the compiled-in default environment - *silently*!!! [This is
necessary, because the first environment variable we need is the
"baudrate" setting for the console - if we have a bad CRC, we don't
have any device yet where we could complain.]
Note: once the monitor has been relocated, then it will complain if
the default environment is used; a new CRC is computed as soon as you
use the "setenv" command to modify / delete / add any environment
variable [even when you try to delete a non-existing variable!].
Note2: you must edit your u-boot.lds file to reflect this
configuration.
use the "saveenv" command to store a valid environment.
Low Level (hardware related) configuration options:
@@ -1605,16 +1644,16 @@ Low Level (hardware related) configuration options:
- MPC824X: data cache
- PPC4xx: data cache
- CFG_INIT_DATA_OFFSET:
- CFG_GBL_DATA_OFFSET:
Offset of the initial data structure in the memory
area defined by CFG_INIT_RAM_ADDR. Usually
CFG_INIT_DATA_OFFSET is chosen such that the initial
CFG_GBL_DATA_OFFSET is chosen such that the initial
data is located at the end of the available space
(sometimes written as (CFG_INIT_RAM_END -
CFG_INIT_DATA_SIZE), and the initial stack is just
below that area (growing from (CFG_INIT_RAM_ADDR +
CFG_INIT_DATA_OFFSET) downward.
CFG_GBL_DATA_OFFSET) downward.
Note:
On the MPC824X (or other systems that use the data
@@ -1678,6 +1717,16 @@ Low Level (hardware related) configuration options:
#define'd default value in commproc.h resp.
cpm_8260.h.
- CFG_PCI_SLV_MEM_LOCAL, CFG_PCI_SLV_MEM_BUS, CFG_PICMR0_MASK_ATTRIB,
CFG_PCI_MSTR0_LOCAL, CFG_PCIMSK0_MASK, CFG_PCI_MSTR1_LOCAL,
CFG_PCIMSK1_MASK, CFG_PCI_MSTR_MEM_LOCAL, CFG_PCI_MSTR_MEM_BUS,
CFG_CPU_PCI_MEM_START, CFG_PCI_MSTR_MEM_SIZE, CFG_POCMR0_MASK_ATTRIB,
CFG_PCI_MSTR_MEMIO_LOCAL, CFG_PCI_MSTR_MEMIO_BUS, CPU_PCI_MEMIO_START,
CFG_PCI_MSTR_MEMIO_SIZE, CFG_POCMR1_MASK_ATTRIB, CFG_PCI_MSTR_IO_LOCAL,
CFG_PCI_MSTR_IO_BUS, CFG_CPU_PCI_IO_START, CFG_PCI_MSTR_IO_SIZE,
CFG_POCMR2_MASK_ATTRIB: (MPC826x only)
Overrides the default PCI memory map in cpu/mpc8260/pci.c if set.
Building the Software:
======================
@@ -1720,7 +1769,7 @@ configurations; the following names are supported:
FPS850L_config Sandpoint8240_config sbc8260_config
GENIETV_config TQM823L_config PIP405_config
GEN860T_config EBONY_config FPS860L_config
ELPT860_config
ELPT860_config cmi_mpc5xx_config NETVIA_config
Note: for some board special configuration names may exist; check if
additional information is available from the board vendor; for
@@ -1771,14 +1820,21 @@ to port U-Boot to your hardware platform. To do this, follow these
steps:
1. Add a new configuration option for your board to the toplevel
"Makefile", using the existing entries as examples.
"Makefile" and to the "MAKEALL" script, using the existing
entries as examples. Note that here and at many other places
boards and other names are listed alphabetically sorted. Please
keep this order.
2. Create a new directory to hold your board specific code. Add any
files you need.
files you need. In your board directory, you will need at least
the "Makefile", a "<board>.c", "flash.c" and "u-boot.lds".
3. Create a new configuration file "include/configs/<board>.h" for
your board
3. If you're porting U-Boot to a new CPU, then also create a new
directory to hold your CPU specific code. Add any files you need.
4. Run "make config_name" with your new name.
4. Run "make <board>_config" with your new name.
5. Type "make", and you should get a working "u-boot.srec" file
to be installed on your target system.
6. Debug and solve any problems that might arise.
[Of course, this last step is much harder than it sounds.]
@@ -1905,6 +1961,12 @@ Some configuration options can be set using Environment Variables:
be automatically started (by internally calling
"bootm")
If set to "no", a standalone image passed to the
"bootm" command will be copied to the load address
(and eventually uncompressed), but NOT be started.
This can be used to load and uncompress arbitrary
data.
initrd_high - restrict positioning of initrd images:
If this variable is not set, initrd images will be
copied to the highest possible address in RAM; this
@@ -1967,6 +2029,13 @@ the board). U-Boot refuses to delete or overwrite these variables
once they have been set once.
Further special Environment Variables:
ver - Contains the U-Boot version string as printed
with the "version" command. This variable is
readonly (see CONFIG_VERSION_VARIABLE).
Please note that changes to some configuration parameters may take
only effect after the next boot (yes, that's just like Windoze :-).
@@ -2016,8 +2085,8 @@ defines the following image properties:
* Target Operating System (Provisions for OpenBSD, NetBSD, FreeBSD,
4.4BSD, Linux, SVR4, Esix, Solaris, Irix, SCO, Dell, NCR, VxWorks,
LynxOS, pSOS, QNX;
Currently supported: Linux, NetBSD, VxWorks, QNX).
LynxOS, pSOS, QNX, RTEMS, ARTOS;
Currently supported: Linux, NetBSD, VxWorks, QNX, RTEMS, ARTOS).
* Target CPU Architecture (Provisions for Alpha, ARM, Intel x86,
IA64, MIPS, MIPS, PowerPC, IBM S390, SuperH, Sparc, Sparc 64 Bit;
Currently supported: PowerPC).
@@ -2375,18 +2444,18 @@ U-Boot supports the following image types:
to boot over the network using BOOTP etc., where the boot
server provides just a single image file, but you want to get
for instance an OS kernel and a RAMDisk image.
"Multi-File Images" start with a list of image sizes, each
image size (in bytes) specified by an "uint32_t" in network
byte order. This list is terminated by an "(uint32_t)0".
Immediately after the terminating 0 follow the images, one by
one, all aligned on "uint32_t" boundaries (size rounded up to
a multiple of 4 bytes).
"Firmware Images" are binary images containing firmware (like
U-Boot or FPGA images) which usually will be programmed to
flash memory.
"Script files" are command sequences that will be executed by
U-Boot's command interpreter; this feature is especially
useful when you configure U-Boot to use a real shell (hush)
@@ -2481,6 +2550,17 @@ Hit 'q':
[q, b, e, ?] ## Application terminated, rc = 0x0
Minicom warning:
================
Over time, many people have reported problems when trying to used the
"minicom" terminal emulation program for serial download. I (wd)
consider minicom to be broken, and recommend not to use it. Under
Unix, I recommend to use CKermit for general purpose use (and
especially for kermit binary protocol download ("loadb" command), and
use "cu" for S-Record download ("loads" command).
NetBSD Notes:
=============

View File

@@ -23,7 +23,7 @@
*/
#include <common.h>
#include <AT91RM9200.h>
#include <asm/arch/AT91RM9200.h>
/* ------------------------------------------------------------------------- */
/*

40
board/atc/Makefile Normal file
View File

@@ -0,0 +1,40 @@
#
# (C) Copyright 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o flash.o
$(LIB): .depend $(OBJS)
$(AR) crv $@ $^
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

378
board/atc/atc.c Normal file
View File

@@ -0,0 +1,378 @@
/*
* (C) Copyright 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <ioports.h>
#include <mpc8260.h>
#include <pci.h>
/*
* I/O Port configuration table
*
* if conf is 1, then that port pin will be configured at boot time
* according to the five values podr/pdir/ppar/psor/pdat for that entry
*/
const iop_conf_t iop_conf_tab[4][32] = {
/* Port A configuration */
{ /* conf ppar psor pdir podr pdat */
/* PA31 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII COL */
/* PA30 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII CRS */
/* PA29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_ER */
/* PA28 */ { 1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_EN */
/* PA27 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_DV */
/* PA26 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_ER */
/* PA25 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII MDIO */
/* PA24 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII MDC */
/* PA23 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII MDIO */
/* PA22 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII MDC */
/* PA21 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[3] */
/* PA20 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[2] */
/* PA19 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[1] */
/* PA18 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[0] */
/* PA17 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[0] */
/* PA16 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[1] */
/* PA15 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[2] */
/* PA14 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[3] */
/* PA13 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII TXSL1 */
/* PA12 */ { 1, 0, 0, 1, 0, 1 }, /* FCC2 MII TXSL0 */
/* PA11 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII TXSL1 */
/* PA10 */ { 1, 0, 0, 1, 0, 1 }, /* FCC1 MII TXSL0 */
#if 1
/* PA9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
/* PA8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
#else
/* PA9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
/* PA8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
#endif
/* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* PA7 */
/* PA6 */ { 1, 0, 0, 1, 0, 1 }, /* FCC2 MII PAUSE */
/* PA5 */ { 1, 0, 0, 1, 0, 1 }, /* FCC1 MII PAUSE */
/* PA4 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII PWRDN */
/* PA3 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII PWRDN */
/* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */
/* PA1 */ { 1, 0, 0, 0, 0, 0 }, /* FCC2 MII MDINT */
/* PA0 */ { 1, 0, 0, 1, 0, 0 } /* FCC1 MII MDINT */
},
/* Port B configuration */
{ /* conf ppar psor pdir podr pdat */
/* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
/* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
/* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
/* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
/* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
/* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
/* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
/* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
/* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
/* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
/* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
/* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
/* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
/* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
/* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* PB17 */
/* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* PB16 */
/* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* PB15 */
/* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* PB14 */
/* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* PB13 */
/* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* PB12 */
/* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* PB11 */
/* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* PB10 */
/* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* PB9 */
/* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* PB8 */
/* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* PB7 */
/* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* PB6 */
/* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* PB5 */
/* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* PB4 */
/* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* PB3 */
/* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* PB2 */
/* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* PB1 */
/* PB0 */ { 0, 0, 0, 0, 0, 0 } /* PB0 */
},
/* Port C */
{ /* conf ppar psor pdir podr pdat */
/* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* PC31 */
/* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */
/* PC29 */ { 1, 0, 0, 0, 0, 0 }, /* SCC1 CTS */
/* PC28 */ { 1, 0, 0, 0, 0, 0 }, /* SCC2 CTS */
/* PC27 */ { 0, 0, 0, 0, 0, 0 }, /* PC27 */
/* PC26 */ { 0, 0, 0, 0, 0, 0 }, /* PC26 */
/* PC25 */ { 0, 0, 0, 0, 0, 0 }, /* PC25 */
/* PC24 */ { 0, 0, 0, 0, 0, 0 }, /* PC24 */
/* PC23 */ { 0, 0, 0, 0, 0, 0 }, /* FDC37C78 DACFD */
/* PC22 */ { 0, 0, 0, 0, 0, 0 }, /* FDC37C78 DNFD */
/* PC21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RX_CLK */
/* PC20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII TX_CLK */
/* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK */
/* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII TX_CLK */
/* PC17 */ { 0, 0, 0, 0, 0, 0 }, /* PC17 */
/* PC16 */ { 0, 0, 0, 0, 0, 0 }, /* PC16 */
#if 0
/* PC15 */ { 0, 0, 0, 0, 0, 0 }, /* PC15 */
#else
/* PC15 */ { 1, 1, 0, 1, 0, 0 }, /* PC15 */
#endif
/* PC14 */ { 0, 0, 0, 0, 0, 0 }, /* PC14 */
/* PC13 */ { 0, 0, 0, 0, 0, 0 }, /* PC13 */
/* PC12 */ { 0, 0, 0, 0, 0, 0 }, /* PC12 */
/* PC11 */ { 0, 0, 0, 0, 0, 0 }, /* PC11 */
/* PC10 */ { 0, 0, 0, 0, 0, 0 }, /* PC10 */
/* PC9 */ { 0, 0, 0, 0, 0, 0 }, /* FC9 */
/* PC8 */ { 0, 0, 0, 0, 0, 0 }, /* PC8 */
/* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC7 */
/* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */
/* PC5 */ { 0, 0, 0, 0, 0, 0 }, /* PC5 */
/* PC4 */ { 0, 0, 0, 0, 0, 0 }, /* PC4 */
/* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* PC3 */
/* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* PC2 */
/* PC1 */ { 0, 0, 0, 0, 0, 0 }, /* PC1 */
/* PC0 */ { 0, 0, 0, 0, 0, 0 }, /* FDC37C78 DRQFD */
},
/* Port D */
{ /* conf ppar psor pdir podr pdat */
/* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 RXD */
/* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 TXD */
/* PD29 */ { 1, 0, 0, 1, 0, 0 }, /* SCC1 RTS */
/* PD28 */ { 1, 1, 0, 0, 0, 0 }, /* SCC2 RXD */
/* PD27 */ { 1, 1, 0, 1, 0, 0 }, /* SCC2 TXD */
/* PD26 */ { 1, 0, 0, 1, 0, 0 }, /* SCC2 RTS */
/* PD25 */ { 0, 0, 0, 0, 0, 0 }, /* PD25 */
/* PD24 */ { 0, 0, 0, 0, 0, 0 }, /* PD24 */
/* PD23 */ { 0, 0, 0, 0, 0, 0 }, /* PD23 */
/* PD22 */ { 0, 0, 0, 0, 0, 0 }, /* PD22 */
/* PD21 */ { 0, 0, 0, 0, 0, 0 }, /* PD21 */
/* PD20 */ { 0, 0, 0, 0, 0, 0 }, /* PD20 */
/* PD19 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */
/* PD18 */ { 0, 0, 0, 0, 0, 0 }, /* PD18 */
/* PD17 */ { 0, 0, 0, 0, 0, 0 }, /* PD17 */
/* PD16 */ { 0, 0, 0, 0, 0, 0 }, /* PD16 */
#if defined(CONFIG_SOFT_I2C)
/* PD15 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SDA */
/* PD14 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SCL */
#else
#if defined(CONFIG_HARD_I2C)
/* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
/* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */
#else /* normal I/O port pins */
/* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
/* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */
#endif
#endif
/* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */
/* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */
/* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
/* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
/* PD9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
/* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
/* PD7 */ { 0, 0, 0, 0, 0, 0 }, /* PD7 */
/* PD6 */ { 0, 0, 0, 0, 0, 0 }, /* PD6 */
/* PD5 */ { 0, 0, 0, 0, 0, 0 }, /* PD5 */
#if 0
/* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* PD4 */
#else
/* PD4 */ { 1, 1, 1, 0, 0, 0 }, /* PD4 */
#endif
/* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* PD3 */
/* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* PD2 */
/* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* PD1 */
/* PD0 */ { 0, 0, 0, 0, 0, 0 } /* PD0 */
}
};
/* ------------------------------------------------------------------------- */
/* Check Board Identity:
*/
int checkboard (void)
{
printf ("Board: ATC\n");
return 0;
}
/* ------------------------------------------------------------------------- */
/* Try SDRAM initialization with P/LSDMR=sdmr and ORx=orx
*
* This routine performs standard 8260 initialization sequence
* and calculates the available memory size. It may be called
* several times to try different SDRAM configurations on both
* 60x and local buses.
*/
static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
ulong orx, volatile uchar * base)
{
volatile uchar c = 0xff;
ulong cnt, val;
volatile ulong *addr;
volatile uint *sdmr_ptr;
volatile uint *orx_ptr;
int i;
ulong save[32]; /* to make test non-destructive */
ulong maxsize;
/* We must be able to test a location outsize the maximum legal size
* to find out THAT we are outside; but this address still has to be
* mapped by the controller. That means, that the initial mapping has
* to be (at least) twice as large as the maximum expected size.
*/
maxsize = (1 + (~orx | 0x7fff)) / 2;
/* Since CFG_SDRAM_BASE is always 0 (??), we assume that
* we are configuring CS1 if base != 0
*/
sdmr_ptr = &memctl->memc_psdmr;
orx_ptr = &memctl->memc_or2;
*orx_ptr = orx;
/*
* Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35):
*
* "At system reset, initialization software must set up the
* programmable parameters in the memory controller banks registers
* (ORx, BRx, P/LSDMR). After all memory parameters are configured,
* system software should execute the following initialization sequence
* for each SDRAM device.
*
* 1. Issue a PRECHARGE-ALL-BANKS command
* 2. Issue eight CBR REFRESH commands
* 3. Issue a MODE-SET command to initialize the mode register
*
* The initial commands are executed by setting P/LSDMR[OP] and
* accessing the SDRAM with a single-byte transaction."
*
* The appropriate BRx/ORx registers have already been set when we
* get here. The SDRAM can be accessed at the address CFG_SDRAM_BASE.
*/
*sdmr_ptr = sdmr | PSDMR_OP_PREA;
*base = c;
*sdmr_ptr = sdmr | PSDMR_OP_CBRR;
for (i = 0; i < 8; i++)
*base = c;
*sdmr_ptr = sdmr | PSDMR_OP_MRW;
*(base + CFG_MRS_OFFS) = c; /* setting MR on address lines */
*sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN;
*base = c;
/*
* Check memory range for valid RAM. A simple memory test determines
* the actually available RAM size between addresses `base' and
* `base + maxsize'. Some (not all) hardware errors are detected:
* - short between address lines
* - short between data lines
*/
i = 0;
for (cnt = maxsize / sizeof (long); cnt > 0; cnt >>= 1) {
addr = (volatile ulong *) base + cnt; /* pointer arith! */
save[i++] = *addr;
*addr = ~cnt;
}
addr = (volatile ulong *) base;
save[i] = *addr;
*addr = 0;
if ((val = *addr) != 0) {
*addr = save[i];
return (0);
}
for (cnt = 1; cnt <= maxsize / sizeof (long); cnt <<= 1) {
addr = (volatile ulong *) base + cnt; /* pointer arith! */
val = *addr;
*addr = save[--i];
if (val != ~cnt) {
/* Write the actual size to ORx
*/
*orx_ptr = orx | ~(cnt * sizeof (long) - 1);
return (cnt * sizeof (long));
}
}
return (maxsize);
}
long int initdram (int board_type)
{
volatile immap_t *immap = (immap_t *) CFG_IMMR;
volatile memctl8260_t *memctl = &immap->im_memctl;
#ifndef CFG_RAMBOOT
ulong size8, size9;
#endif
long psize;
psize = 8 * 1024 * 1024;
memctl->memc_mptpr = CFG_MPTPR;
memctl->memc_psrt = CFG_PSRT;
#ifndef CFG_RAMBOOT
/* 60x SDRAM setup:
*/
size8 = try_init (memctl, CFG_PSDMR_8COL, CFG_OR2_8COL,
(uchar *) CFG_SDRAM_BASE);
size9 = try_init (memctl, CFG_PSDMR_9COL, CFG_OR2_9COL,
(uchar *) CFG_SDRAM_BASE);
if (size8 < size9) {
psize = size9;
printf ("(60x:9COL) ");
} else {
psize = try_init (memctl, CFG_PSDMR_8COL, CFG_OR2_8COL,
(uchar *) CFG_SDRAM_BASE);
printf ("(60x:8COL) ");
}
#endif /* CFG_RAMBOOT */
icache_enable ();
return (psize);
}
#if (CONFIG_COMMANDS & CFG_CMD_DOC)
extern void doc_probe (ulong physadr);
void doc_init (void)
{
doc_probe (CFG_DOC_BASE);
}
#endif
#ifdef CONFIG_PCI
struct pci_controller hose;
extern void pci_mpc8250_init(struct pci_controller *);
void pci_init_board(void)
{
pci_mpc8250_init(&hose);
}
#endif

43
board/atc/config.mk Normal file
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#
# (C) Copyright 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
#
# ATC boards
#
# This should be equal to the CFG_FLASH_BASE define in config_atc.h
# for the "final" configuration, with U-Boot in flash, or the address
# in RAM where U-Boot is loaded at for debugging.
#
ifeq ($(CONFIG_BOOT_ROM),y)
TEXT_BASE := 0xFF800000
PLATFORM_CPPFLAGS += -DCONFIG_BOOT_ROM
else
TEXT_BASE := 0xFF000000
endif
# RAM version
#TEXT_BASE := 0x100000
PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)

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board/atc/flash.c Normal file
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/*
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/* NOTE - CONFIG_FLASH_16BIT means the CPU interface is 16-bit, it
* has nothing to do with the flash chip being 8-bit or 16-bit.
*/
#ifdef CONFIG_FLASH_16BIT
typedef unsigned short FLASH_PORT_WIDTH;
typedef volatile unsigned short FLASH_PORT_WIDTHV;
#define FLASH_ID_MASK 0xFFFF
#else
typedef unsigned long FLASH_PORT_WIDTH;
typedef volatile unsigned long FLASH_PORT_WIDTHV;
#define FLASH_ID_MASK 0xFFFFFFFF
#endif
#define FPW FLASH_PORT_WIDTH
#define FPWV FLASH_PORT_WIDTHV
#define ORMASK(size) ((-size) & OR_AM_MSK)
#define FLASH_CYCLE1 0x0555
#define FLASH_CYCLE2 0x02aa
/*-----------------------------------------------------------------------
* Functions
*/
static ulong flash_get_size(FPWV *addr, flash_info_t *info);
static void flash_reset(flash_info_t *info);
static int write_word_intel(flash_info_t *info, FPWV *dest, FPW data);
static int write_word_amd(flash_info_t *info, FPWV *dest, FPW data);
static void flash_get_offsets(ulong base, flash_info_t *info);
static flash_info_t *flash_get_info(ulong base);
/*-----------------------------------------------------------------------
* flash_init()
*
* sets up flash_info and returns size of FLASH (bytes)
*/
unsigned long flash_init (void)
{
unsigned long size = 0;
int i;
/* Init: no FLASHes known */
for (i=0; i < CFG_MAX_FLASH_BANKS; ++i) {
#if 0
ulong flashbase = (i == 0) ? PHYS_FLASH_1 : PHYS_FLASH_2;
#else
ulong flashbase = CFG_FLASH_BASE;
#endif
memset(&flash_info[i], 0, sizeof(flash_info_t));
flash_info[i].size =
flash_get_size((FPW *)flashbase, &flash_info[i]);
if (flash_info[i].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx\n",
i, flash_info[i].size);
}
size += flash_info[i].size;
}
#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
/* monitor protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE+CFG_MONITOR_LEN-1,
flash_get_info(CFG_MONITOR_BASE));
#endif
#ifdef CFG_ENV_IS_IN_FLASH
/* ENV protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_ENV_ADDR,
CFG_ENV_ADDR+CFG_ENV_SIZE-1,
flash_get_info(CFG_ENV_ADDR));
#endif
return size ? size : 1;
}
/*-----------------------------------------------------------------------
*/
static void flash_reset(flash_info_t *info)
{
FPWV *base = (FPWV *)(info->start[0]);
/* Put FLASH back in read mode */
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL)
*base = (FPW)0x00FF00FF; /* Intel Read Mode */
else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD)
*base = (FPW)0x00F000F0; /* AMD Read Mode */
}
/*-----------------------------------------------------------------------
*/
static void flash_get_offsets (ulong base, flash_info_t *info)
{
int i;
/* set up sector start address table */
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL
&& (info->flash_id & FLASH_BTYPE)) {
int bootsect_size; /* number of bytes/boot sector */
int sect_size; /* number of bytes/regular sector */
bootsect_size = 0x00002000 * (sizeof(FPW)/2);
sect_size = 0x00010000 * (sizeof(FPW)/2);
/* set sector offsets for bottom boot block type */
for (i = 0; i < 8; ++i) {
info->start[i] = base + (i * bootsect_size);
}
for (i = 8; i < info->sector_count; i++) {
info->start[i] = base + ((i - 7) * sect_size);
}
}
else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD
&& (info->flash_id & FLASH_TYPEMASK) == FLASH_AM640U) {
int sect_size; /* number of bytes/sector */
sect_size = 0x00010000 * (sizeof(FPW)/2);
/* set up sector start address table (uniform sector type) */
for( i = 0; i < info->sector_count; i++ )
info->start[i] = base + (i * sect_size);
}
}
/*-----------------------------------------------------------------------
*/
static flash_info_t *flash_get_info(ulong base)
{
int i;
flash_info_t * info;
for (i = 0; i < CFG_MAX_FLASH_BANKS; i ++) {
info = & flash_info[i];
if (info->start[0] <= base && base < info->start[0] + info->size)
break;
}
return i == CFG_MAX_FLASH_BANKS ? 0 : info;
}
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t *info)
{
int i;
uchar *boottype;
uchar *bootletter;
uchar *fmt;
uchar botbootletter[] = "B";
uchar topbootletter[] = "T";
uchar botboottype[] = "bottom boot sector";
uchar topboottype[] = "top boot sector";
if (info->flash_id == FLASH_UNKNOWN) {
printf ("missing or unknown FLASH type\n");
return;
}
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_AMD: printf ("AMD "); break;
case FLASH_MAN_BM: printf ("BRIGHT MICRO "); break;
case FLASH_MAN_FUJ: printf ("FUJITSU "); break;
case FLASH_MAN_SST: printf ("SST "); break;
case FLASH_MAN_STM: printf ("STM "); break;
case FLASH_MAN_INTEL: printf ("INTEL "); break;
default: printf ("Unknown Vendor "); break;
}
/* check for top or bottom boot, if it applies */
if (info->flash_id & FLASH_BTYPE) {
boottype = botboottype;
bootletter = botbootletter;
}
else {
boottype = topboottype;
bootletter = topbootletter;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_AM640U:
fmt = "29LV641D (64 Mbit, uniform sectors)\n";
break;
case FLASH_28F800C3B:
case FLASH_28F800C3T:
fmt = "28F800C3%s (8 Mbit, %s)\n";
break;
case FLASH_INTEL800B:
case FLASH_INTEL800T:
fmt = "28F800B3%s (8 Mbit, %s)\n";
break;
case FLASH_28F160C3B:
case FLASH_28F160C3T:
fmt = "28F160C3%s (16 Mbit, %s)\n";
break;
case FLASH_INTEL160B:
case FLASH_INTEL160T:
fmt = "28F160B3%s (16 Mbit, %s)\n";
break;
case FLASH_28F320C3B:
case FLASH_28F320C3T:
fmt = "28F320C3%s (32 Mbit, %s)\n";
break;
case FLASH_INTEL320B:
case FLASH_INTEL320T:
fmt = "28F320B3%s (32 Mbit, %s)\n";
break;
case FLASH_28F640C3B:
case FLASH_28F640C3T:
fmt = "28F640C3%s (64 Mbit, %s)\n";
break;
case FLASH_INTEL640B:
case FLASH_INTEL640T:
fmt = "28F640B3%s (64 Mbit, %s)\n";
break;
default:
fmt = "Unknown Chip Type\n";
break;
}
printf (fmt, bootletter, boottype);
printf (" Size: %ld MB in %d Sectors\n",
info->size >> 20,
info->sector_count);
printf (" Sector Start Addresses:");
for (i=0; i<info->sector_count; ++i) {
if ((i % 5) == 0) {
printf ("\n ");
}
printf (" %08lX%s", info->start[i],
info->protect[i] ? " (RO)" : " ");
}
printf ("\n");
}
/*-----------------------------------------------------------------------
*/
/*
* The following code cannot be run from FLASH!
*/
ulong flash_get_size (FPWV *addr, flash_info_t *info)
{
/* Write auto select command: read Manufacturer ID */
/* Write auto select command sequence and test FLASH answer */
addr[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* for AMD, Intel ignores this */
addr[FLASH_CYCLE2] = (FPW)0x00550055; /* for AMD, Intel ignores this */
addr[FLASH_CYCLE1] = (FPW)0x00900090; /* selects Intel or AMD */
/* The manufacturer codes are only 1 byte, so just use 1 byte.
* This works for any bus width and any FLASH device width.
*/
udelay(100);
switch (addr[0] & 0xff) {
case (uchar)AMD_MANUFACT:
info->flash_id = FLASH_MAN_AMD;
break;
case (uchar)INTEL_MANUFACT:
info->flash_id = FLASH_MAN_INTEL;
break;
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
break;
}
/* Check 16 bits or 32 bits of ID so work on 32 or 16 bit bus. */
if (info->flash_id != FLASH_UNKNOWN) switch (addr[1]) {
case (FPW)AMD_ID_LV640U: /* 29LV640 and 29LV641 have same ID */
info->flash_id += FLASH_AM640U;
info->sector_count = 128;
info->size = 0x00800000 * (sizeof(FPW)/2);
break; /* => 8 or 16 MB */
case (FPW)INTEL_ID_28F800C3B:
info->flash_id += FLASH_28F800C3B;
info->sector_count = 23;
info->size = 0x00100000 * (sizeof(FPW)/2);
break; /* => 1 or 2 MB */
case (FPW)INTEL_ID_28F800B3B:
info->flash_id += FLASH_INTEL800B;
info->sector_count = 23;
info->size = 0x00100000 * (sizeof(FPW)/2);
break; /* => 1 or 2 MB */
case (FPW)INTEL_ID_28F160C3B:
info->flash_id += FLASH_28F160C3B;
info->sector_count = 39;
info->size = 0x00200000 * (sizeof(FPW)/2);
break; /* => 2 or 4 MB */
case (FPW)INTEL_ID_28F160B3B:
info->flash_id += FLASH_INTEL160B;
info->sector_count = 39;
info->size = 0x00200000 * (sizeof(FPW)/2);
break; /* => 2 or 4 MB */
case (FPW)INTEL_ID_28F320C3B:
info->flash_id += FLASH_28F320C3B;
info->sector_count = 71;
info->size = 0x00400000 * (sizeof(FPW)/2);
break; /* => 4 or 8 MB */
case (FPW)INTEL_ID_28F320B3B:
info->flash_id += FLASH_INTEL320B;
info->sector_count = 71;
info->size = 0x00400000 * (sizeof(FPW)/2);
break; /* => 4 or 8 MB */
case (FPW)INTEL_ID_28F640C3B:
info->flash_id += FLASH_28F640C3B;
info->sector_count = 135;
info->size = 0x00800000 * (sizeof(FPW)/2);
break; /* => 8 or 16 MB */
case (FPW)INTEL_ID_28F640B3B:
info->flash_id += FLASH_INTEL640B;
info->sector_count = 135;
info->size = 0x00800000 * (sizeof(FPW)/2);
break; /* => 8 or 16 MB */
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
return (0); /* => no or unknown flash */
}
flash_get_offsets((ulong)addr, info);
/* Put FLASH back in read mode */
flash_reset(info);
return (info->size);
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
FPWV *addr;
int flag, prot, sect;
int intel = (info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL;
ulong start, now, last;
int rcode = 0;
if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) {
printf ("- missing\n");
} else {
printf ("- no sectors to erase\n");
}
return 1;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_INTEL800B:
case FLASH_INTEL160B:
case FLASH_INTEL320B:
case FLASH_INTEL640B:
case FLASH_28F800C3B:
case FLASH_28F160C3B:
case FLASH_28F320C3B:
case FLASH_28F640C3B:
case FLASH_AM640U:
break;
case FLASH_UNKNOWN:
default:
printf ("Can't erase unknown flash type %08lx - aborted\n",
info->flash_id);
return 1;
}
prot = 0;
for (sect=s_first; sect<=s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot) {
printf ("- Warning: %d protected sectors will not be erased!\n",
prot);
} else {
printf ("\n");
}
last = get_timer(0);
/* Start erase on unprotected sectors */
for (sect = s_first; sect<=s_last && rcode == 0; sect++) {
if (info->protect[sect] != 0) /* protected, skip it */
continue;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
addr = (FPWV *)(info->start[sect]);
if (intel) {
*addr = (FPW)0x00500050; /* clear status register */
*addr = (FPW)0x00200020; /* erase setup */
*addr = (FPW)0x00D000D0; /* erase confirm */
}
else {
/* must be AMD style if not Intel */
FPWV *base; /* first address in bank */
base = (FPWV *)(info->start[0]);
base[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* unlock */
base[FLASH_CYCLE2] = (FPW)0x00550055; /* unlock */
base[FLASH_CYCLE1] = (FPW)0x00800080; /* erase mode */
base[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* unlock */
base[FLASH_CYCLE2] = (FPW)0x00550055; /* unlock */
*addr = (FPW)0x00300030; /* erase sector */
}
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
start = get_timer(0);
/* wait at least 50us for AMD, 80us for Intel.
* Let's wait 1 ms.
*/
udelay (1000);
while ((*addr & (FPW)0x00800080) != (FPW)0x00800080) {
if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
if (intel) {
/* suspend erase */
*addr = (FPW)0x00B000B0;
}
flash_reset(info); /* reset to read mode */
rcode = 1; /* failed */
break;
}
/* show that we're waiting */
if ((get_timer(last)) > CFG_HZ) {/* every second */
putc ('.');
last = get_timer(0);
}
}
/* show that we're waiting */
if ((get_timer(last)) > CFG_HZ) { /* every second */
putc ('.');
last = get_timer(0);
}
flash_reset(info); /* reset to read mode */
}
printf (" done\n");
return rcode;
}
/*-----------------------------------------------------------------------
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
FPW data = 0; /* 16 or 32 bit word, matches flash bus width on MPC8XX */
int bytes; /* number of bytes to program in current word */
int left; /* number of bytes left to program */
int i, res;
for (left = cnt, res = 0;
left > 0 && res == 0;
addr += sizeof(data), left -= sizeof(data) - bytes) {
bytes = addr & (sizeof(data) - 1);
addr &= ~(sizeof(data) - 1);
/* combine source and destination data so can program
* an entire word of 16 or 32 bits
*/
for (i = 0; i < sizeof(data); i++) {
data <<= 8;
if (i < bytes || i - bytes >= left )
data += *((uchar *)addr + i);
else
data += *src++;
}
/* write one word to the flash */
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_AMD:
res = write_word_amd(info, (FPWV *)addr, data);
break;
case FLASH_MAN_INTEL:
res = write_word_intel(info, (FPWV *)addr, data);
break;
default:
/* unknown flash type, error! */
printf ("missing or unknown FLASH type\n");
res = 1; /* not really a timeout, but gives error */
break;
}
}
return (res);
}
/*-----------------------------------------------------------------------
* Write a word to Flash for AMD FLASH
* A word is 16 or 32 bits, whichever the bus width of the flash bank
* (not an individual chip) is.
*
* returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_word_amd (flash_info_t *info, FPWV *dest, FPW data)
{
ulong start;
int flag;
int res = 0; /* result, assume success */
FPWV *base; /* first address in flash bank */
/* Check if Flash is (sufficiently) erased */
if ((*dest & data) != data) {
return (2);
}
base = (FPWV *)(info->start[0]);
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
base[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* unlock */
base[FLASH_CYCLE2] = (FPW)0x00550055; /* unlock */
base[FLASH_CYCLE1] = (FPW)0x00A000A0; /* selects program mode */
*dest = data; /* start programming the data */
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
start = get_timer (0);
/* data polling for D7 */
while (res == 0 && (*dest & (FPW)0x00800080) != (data & (FPW)0x00800080)) {
if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
*dest = (FPW)0x00F000F0; /* reset bank */
res = 1;
}
}
return (res);
}
/*-----------------------------------------------------------------------
* Write a word to Flash for Intel FLASH
* A word is 16 or 32 bits, whichever the bus width of the flash bank
* (not an individual chip) is.
*
* returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_word_intel (flash_info_t *info, FPWV *dest, FPW data)
{
ulong start;
int flag;
int res = 0; /* result, assume success */
/* Check if Flash is (sufficiently) erased */
if ((*dest & data) != data) {
return (2);
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
*dest = (FPW)0x00500050; /* clear status register */
*dest = (FPW)0x00FF00FF; /* make sure in read mode */
*dest = (FPW)0x00400040; /* program setup */
*dest = data; /* start programming the data */
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
start = get_timer (0);
while (res == 0 && (*dest & (FPW)0x00800080) != (FPW)0x00800080) {
if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
*dest = (FPW)0x00B000B0; /* Suspend program */
res = 1;
}
}
if (res == 0 && (*dest & (FPW)0x00100010))
res = 1; /* write failed, time out error is close enough */
*dest = (FPW)0x00500050; /* clear status register */
*dest = (FPW)0x00FF00FF; /* make sure in read mode */
return (res);
}

View File

@@ -1,5 +1,5 @@
/*
* (C) Copyright 2000
* (C) Copyright 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
@@ -53,25 +53,12 @@ SECTIONS
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/mpc8xx/start.o (.text)
common/dlmalloc.o (.text)
ppc/vsprintf.o (.text)
ppc/crc32.o (.text)
. = env_offset;
common/environment.o(.text)
cpu/mpc8260/start.o (.text)
*(.text)
common/environment.o(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
. = ALIGN(16);
*(.rodata)
*(.rodata1)
}
@@ -91,8 +78,8 @@ SECTIONS
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
__fixup_entries = (. - _FIXUP_TABLE_) >> 2;
.data :
{

View File

@@ -0,0 +1,47 @@
#
# (C) Copyright 2000
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o flash.o
SOBJS = init.o
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $^
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

View File

@@ -0,0 +1,126 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
long int spd_sdram (void);
#include <common.h>
#include "bubinga405ep.h"
#include <asm/processor.h>
int board_pre_init (void)
{
mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr (uicer, 0x00000000); /* disable all ints */
mtdcr (uiccr, 0x00000010);
mtdcr (uicpr, 0xFFFF7FF0); /* set int polarities */
mtdcr (uictr, 0x00000010); /* set int trigger levels */
mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
#if 0
#define mtebc(reg, data) mtdcr(ebccfga,reg);mtdcr(ebccfgd,data)
/* CS1 */
/* BAS=0xF00,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */
mtebc (pb1ap, 0x02815480);
mtebc (pb1cr, 0xF0018000);
p = (unsigned int*)0xEF600708;
t = *p;
t = t | 0x00000400;
*p = t;
/* BAS=0xF01,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */
mtebc (pb2ap, 0x04815A80);
mtebc (pb2cr, 0xF0118000);
/* BAS=0xF02,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */
mtebc (pb3ap, 0x01815280);
mtebc (pb3cr, 0xF0218000);
/* BAS=0xF03,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */
mtebc (pb7ap, 0x01815280);
mtebc (pb7cr, 0xF0318000);
/* set UART1 control to select CTS/RTS */
#define FPGA_BRDC 0xF0300004
*(volatile char *) (FPGA_BRDC) |= 0x1;
#endif
return 0;
}
/* ------------------------------------------------------------------------- */
/*
* Check Board Identity:
*/
int checkboard (void)
{
unsigned char *s = getenv ("serial#");
unsigned char *e;
puts ("Board: ");
if (!s || strncmp (s, "BUBINGA405EP", 9)) {
puts ("### No HW ID - assuming WALNUT405");
} else {
for (e = s; *e; ++e) {
if (*e == ' ')
break;
}
for (; s < e; ++s) {
putc (*s);
}
}
putc ('\n');
return (0);
}
/* -------------------------------------------------------------------------
initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of
the necessary info for SDRAM controller configuration
------------------------------------------------------------------------- */
long int initdram (int board_type)
{
long int ret;
ret = spd_sdram ();
return ret;
}
/* ------------------------------------------------------------------------- */
int testdram (void)
{
/* TODO: XXX XXX XXX */
printf ("test: xxx MB - ok\n");
return (0);
}
/* ------------------------------------------------------------------------- */

View File

@@ -0,0 +1,44 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/****************************************************************************
* FLASH Memory Map as used by TQ Monitor:
*
* Start Address Length
* +-----------------------+ 0x4000_0000 Start of Flash -----------------
* | MON8xx code | 0x4000_0100 Reset Vector
* +-----------------------+ 0x400?_????
* | (unused) |
* +-----------------------+ 0x4001_FF00
* | Ethernet Addresses | 0x78
* +-----------------------+ 0x4001_FF78
* | (Reserved for MON8xx) | 0x44
* +-----------------------+ 0x4001_FFBC
* | Lock Address | 0x04
* +-----------------------+ 0x4001_FFC0 ^
* | Hardware Information | 0x40 | MON8xx
* +=======================+ 0x4002_0000 (sector border) -----------------
* | Autostart Header | | Applications
* | ... | v
*
*****************************************************************************/

View File

@@ -0,0 +1,29 @@
#
# (C) Copyright 2000
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
#
# esd ADCIOP boards
#
#TEXT_BASE = 0xFFFE0000
TEXT_BASE = 0xFFF80000

737
board/bubinga405ep/flash.c Normal file
View File

@@ -0,0 +1,737 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* Modified 4/5/2001
* Wait for completion of each sector erase command issued
* 4/5/2001
* Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com
*/
#include <common.h>
#include <ppc4xx.h>
#include <asm/processor.h>
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/*-----------------------------------------------------------------------
* Functions
*/
static ulong flash_get_size (vu_long *addr, flash_info_t *info);
static int write_word (flash_info_t *info, ulong dest, ulong data);
static void flash_get_offsets (ulong base, flash_info_t *info);
#ifdef CONFIG_ADCIOP
#define ADDR0 0x0aa9
#define ADDR1 0x0556
#define FLASH_WORD_SIZE unsigned char
#endif
#ifdef CONFIG_CPCI405
#define ADDR0 0x5555
#define ADDR1 0x2aaa
#define FLASH_WORD_SIZE unsigned short
#endif
#ifdef CONFIG_WALNUT405
#define ADDR0 0x5555
#define ADDR1 0x2aaa
#define FLASH_WORD_SIZE unsigned char
#endif
#ifdef CONFIG_BUBINGA405EP
#define ADDR0 0x5555
#define ADDR1 0x2aaa
#define FLASH_WORD_SIZE unsigned char
#endif
/*-----------------------------------------------------------------------
*/
unsigned long flash_init (void)
{
unsigned long size_b0, size_b1;
int i;
uint pbcr;
unsigned long base_b0, base_b1;
/* Init: no FLASHes known */
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
}
/* Static FLASH Bank configuration here - FIXME XXX */
size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]);
if (flash_info[0].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
size_b0, size_b0<<20);
}
/* Only one bank */
if (CFG_MAX_FLASH_BANKS == 1)
{
/* Setup offsets */
flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]);
/* Monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
FLASH_BASE0_PRELIM,
FLASH_BASE0_PRELIM+CFG_MONITOR_LEN-1,
&flash_info[0]);
size_b1 = 0 ;
flash_info[0].size = size_b0;
}
/* 2 banks */
else
{
size_b1 = flash_get_size((vu_long *)FLASH_BASE1_PRELIM, &flash_info[1]);
/* Re-do sizing to get full correct info */
if (size_b1)
{
mtdcr(ebccfga, pb0cr);
pbcr = mfdcr(ebccfgd);
mtdcr(ebccfga, pb0cr);
base_b1 = -size_b1;
pbcr = (pbcr & 0x0001ffff) | base_b1 | (((size_b1/1024/1024)-1)<<17);
mtdcr(ebccfgd, pbcr);
/* printf("pb1cr = %x\n", pbcr); */
}
if (size_b0)
{
mtdcr(ebccfga, pb1cr);
pbcr = mfdcr(ebccfgd);
mtdcr(ebccfga, pb1cr);
base_b0 = base_b1 - size_b0;
pbcr = (pbcr & 0x0001ffff) | base_b0 | (((size_b0/1024/1024)-1)<<17);
mtdcr(ebccfgd, pbcr);
/* printf("pb0cr = %x\n", pbcr); */
}
size_b0 = flash_get_size((vu_long *)base_b0, &flash_info[0]);
flash_get_offsets (base_b0, &flash_info[0]);
/* monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
base_b0+size_b0-CFG_MONITOR_LEN,
base_b0+size_b0-1,
&flash_info[0]);
if (size_b1) {
/* Re-do sizing to get full correct info */
size_b1 = flash_get_size((vu_long *)base_b1, &flash_info[1]);
flash_get_offsets (base_b1, &flash_info[1]);
/* monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
base_b1+size_b1-CFG_MONITOR_LEN,
base_b1+size_b1-1,
&flash_info[1]);
/* monitor protection OFF by default (one is enough) */
(void)flash_protect(FLAG_PROTECT_CLEAR,
base_b0+size_b0-CFG_MONITOR_LEN,
base_b0+size_b0-1,
&flash_info[0]);
} else {
flash_info[1].flash_id = FLASH_UNKNOWN;
flash_info[1].sector_count = -1;
}
flash_info[0].size = size_b0;
flash_info[1].size = size_b1;
}/* else 2 banks */
return (size_b0 + size_b1);
}
/*-----------------------------------------------------------------------
*/
static void flash_get_offsets (ulong base, flash_info_t *info)
{
int i;
/* set up sector start address table */
if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
(info->flash_id == FLASH_AM040)){
for (i = 0; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000);
} else {
if (info->flash_id & FLASH_BTYPE) {
/* set sector offsets for bottom boot block type */
info->start[0] = base + 0x00000000;
info->start[1] = base + 0x00004000;
info->start[2] = base + 0x00006000;
info->start[3] = base + 0x00008000;
for (i = 4; i < info->sector_count; i++) {
info->start[i] = base + (i * 0x00010000) - 0x00030000;
}
} else {
/* set sector offsets for top boot block type */
i = info->sector_count - 1;
info->start[i--] = base + info->size - 0x00004000;
info->start[i--] = base + info->size - 0x00006000;
info->start[i--] = base + info->size - 0x00008000;
for (; i >= 0; i--) {
info->start[i] = base + i * 0x00010000;
}
}
}
}
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t *info)
{
int i;
int k;
int size;
int erased;
volatile unsigned long *flash;
if (info->flash_id == FLASH_UNKNOWN) {
printf ("missing or unknown FLASH type\n");
return;
}
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_AMD: printf ("AMD "); break;
case FLASH_MAN_FUJ: printf ("FUJITSU "); break;
case FLASH_MAN_SST: printf ("SST "); break;
default: printf ("Unknown Vendor "); break;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_AM040: printf ("AM29F040 (512 Kbit, uniform sector size)\n");
break;
case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n");
break;
case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n");
break;
case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n");
break;
case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n");
break;
case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n");
break;
case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n");
break;
case FLASH_AM320B: printf ("AM29LV320B (32 Mbit, bottom boot sect)\n");
break;
case FLASH_AM320T: printf ("AM29LV320T (32 Mbit, top boot sector)\n");
break;
case FLASH_SST800A: printf ("SST39LF/VF800 (8 Mbit, uniform sector size)\n");
break;
case FLASH_SST160A: printf ("SST39LF/VF160 (16 Mbit, uniform sector size)\n");
break;
default: printf ("Unknown Chip Type\n");
break;
}
printf (" Size: %ld KB in %d Sectors\n",
info->size >> 10, info->sector_count);
printf (" Sector Start Addresses:");
for (i=0; i<info->sector_count; ++i) {
/*
* Check if whole sector is erased
*/
if (i != (info->sector_count-1))
size = info->start[i+1] - info->start[i];
else
size = info->start[0] + info->size - info->start[i];
erased = 1;
flash = (volatile unsigned long *)info->start[i];
size = size >> 2; /* divide by 4 for longword access */
for (k=0; k<size; k++)
{
if (*flash++ != 0xffffffff)
{
erased = 0;
break;
}
}
if ((i % 5) == 0)
printf ("\n ");
#if 0 /* test-only */
printf (" %08lX%s",
info->start[i],
info->protect[i] ? " (RO)" : " "
#else
printf (" %08lX%s%s",
info->start[i],
erased ? " E" : " ",
info->protect[i] ? "RO " : " "
#endif
);
}
printf ("\n");
return;
}
/*-----------------------------------------------------------------------
*/
/*-----------------------------------------------------------------------
*/
/*
* The following code cannot be run from FLASH!
*/
static ulong flash_get_size (vu_long *addr, flash_info_t *info)
{
short i;
FLASH_WORD_SIZE value;
ulong base = (ulong)addr;
volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *)addr;
/* Write auto select command: read Manufacturer ID */
addr2[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr2[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
addr2[ADDR0] = (FLASH_WORD_SIZE)0x00900090;
#ifdef CONFIG_ADCIOP
value = addr2[2];
#else
value = addr2[0];
#endif
switch (value) {
case (FLASH_WORD_SIZE)AMD_MANUFACT:
info->flash_id = FLASH_MAN_AMD;
break;
case (FLASH_WORD_SIZE)FUJ_MANUFACT:
info->flash_id = FLASH_MAN_FUJ;
break;
case (FLASH_WORD_SIZE)SST_MANUFACT:
info->flash_id = FLASH_MAN_SST;
break;
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
return (0); /* no or unknown flash */
}
#ifdef CONFIG_ADCIOP
value = addr2[0]; /* device ID */
/* printf("\ndev_code=%x\n", value); */
#else
value = addr2[1]; /* device ID */
#endif
switch (value) {
case (FLASH_WORD_SIZE)AMD_ID_F040B:
info->flash_id += FLASH_AM040;
info->sector_count = 8;
info->size = 0x0080000; /* => 512 ko */
break;
case (FLASH_WORD_SIZE)AMD_ID_LV400T:
info->flash_id += FLASH_AM400T;
info->sector_count = 11;
info->size = 0x00080000;
break; /* => 0.5 MB */
case (FLASH_WORD_SIZE)AMD_ID_LV400B:
info->flash_id += FLASH_AM400B;
info->sector_count = 11;
info->size = 0x00080000;
break; /* => 0.5 MB */
case (FLASH_WORD_SIZE)AMD_ID_LV800T:
info->flash_id += FLASH_AM800T;
info->sector_count = 19;
info->size = 0x00100000;
break; /* => 1 MB */
case (FLASH_WORD_SIZE)AMD_ID_LV800B:
info->flash_id += FLASH_AM800B;
info->sector_count = 19;
info->size = 0x00100000;
break; /* => 1 MB */
case (FLASH_WORD_SIZE)AMD_ID_LV160T:
info->flash_id += FLASH_AM160T;
info->sector_count = 35;
info->size = 0x00200000;
break; /* => 2 MB */
case (FLASH_WORD_SIZE)AMD_ID_LV160B:
info->flash_id += FLASH_AM160B;
info->sector_count = 35;
info->size = 0x00200000;
break; /* => 2 MB */
#if 0 /* enable when device IDs are available */
case (FLASH_WORD_SIZE)AMD_ID_LV320T:
info->flash_id += FLASH_AM320T;
info->sector_count = 67;
info->size = 0x00400000;
break; /* => 4 MB */
case (FLASH_WORD_SIZE)AMD_ID_LV320B:
info->flash_id += FLASH_AM320B;
info->sector_count = 67;
info->size = 0x00400000;
break; /* => 4 MB */
#endif
case (FLASH_WORD_SIZE)SST_ID_xF800A:
info->flash_id += FLASH_SST800A;
info->sector_count = 16;
info->size = 0x00100000;
break; /* => 1 MB */
case (FLASH_WORD_SIZE)SST_ID_xF160A:
info->flash_id += FLASH_SST160A;
info->sector_count = 32;
info->size = 0x00200000;
break; /* => 2 MB */
default:
info->flash_id = FLASH_UNKNOWN;
return (0); /* => no or unknown flash */
}
/* set up sector start address table */
if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
(info->flash_id == FLASH_AM040)){
for (i = 0; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000);
} else {
if (info->flash_id & FLASH_BTYPE) {
/* set sector offsets for bottom boot block type */
info->start[0] = base + 0x00000000;
info->start[1] = base + 0x00004000;
info->start[2] = base + 0x00006000;
info->start[3] = base + 0x00008000;
for (i = 4; i < info->sector_count; i++) {
info->start[i] = base + (i * 0x00010000) - 0x00030000;
}
} else {
/* set sector offsets for top boot block type */
i = info->sector_count - 1;
info->start[i--] = base + info->size - 0x00004000;
info->start[i--] = base + info->size - 0x00006000;
info->start[i--] = base + info->size - 0x00008000;
for (; i >= 0; i--) {
info->start[i] = base + i * 0x00010000;
}
}
}
/* check for protected sectors */
for (i = 0; i < info->sector_count; i++) {
/* read sector protection at sector address, (A7 .. A0) = 0x02 */
/* D0 = 1 if protected */
#ifdef CONFIG_ADCIOP
addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]);
info->protect[i] = addr2[4] & 1;
#else
addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]);
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
info->protect[i] = 0;
else
info->protect[i] = addr2[2] & 1;
#endif
}
/*
* Prevent writes to uninitialized FLASH.
*/
if (info->flash_id != FLASH_UNKNOWN) {
#if 0 /* test-only */
#ifdef CONFIG_ADCIOP
addr2 = (volatile unsigned char *)info->start[0];
addr2[ADDR0] = 0xAA;
addr2[ADDR1] = 0x55;
addr2[ADDR0] = 0xF0; /* reset bank */
#else
addr2 = (FLASH_WORD_SIZE *)info->start[0];
*addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
#endif
#else /* test-only */
addr2 = (FLASH_WORD_SIZE *)info->start[0];
*addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
#endif /* test-only */
}
return (info->size);
}
int wait_for_DQ7(flash_info_t *info, int sect)
{
ulong start, now, last;
volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]);
start = get_timer (0);
last = start;
while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) {
if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
return -1;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
}
return 0;
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[0]);
volatile FLASH_WORD_SIZE *addr2;
int flag, prot, sect, l_sect;
int i;
if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) {
printf ("- missing\n");
} else {
printf ("- no sectors to erase\n");
}
return 1;
}
if (info->flash_id == FLASH_UNKNOWN) {
printf ("Can't erase unknown flash type - aborted\n");
return 1;
}
prot = 0;
for (sect=s_first; sect<=s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot) {
printf ("- Warning: %d protected sectors will not be erased!\n",
prot);
} else {
printf ("\n");
}
l_sect = -1;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
/* Start erase on unprotected sectors */
for (sect = s_first; sect<=s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
addr2 = (FLASH_WORD_SIZE *)(info->start[sect]);
printf("Erasing sector %p\n", addr2); /* CLH */
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
addr2[0] = (FLASH_WORD_SIZE)0x00500050; /* block erase */
for (i=0; i<50; i++)
udelay(1000); /* wait 1 ms */
} else {
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
addr2[0] = (FLASH_WORD_SIZE)0x00300030; /* sector erase */
}
l_sect = sect;
/*
* Wait for each sector to complete, it's more
* reliable. According to AMD Spec, you must
* issue all erase commands within a specified
* timeout. This has been seen to fail, especially
* if printf()s are included (for debug)!!
*/
wait_for_DQ7(info, sect);
}
}
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
/* wait at least 80us - let's wait 1 ms */
udelay (1000);
#if 0
/*
* We wait for the last triggered sector
*/
if (l_sect < 0)
goto DONE;
wait_for_DQ7(info, l_sect);
DONE:
#endif
/* reset to read mode */
addr = (FLASH_WORD_SIZE *)info->start[0];
addr[0] = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
printf (" done\n");
return 0;
}
/*-----------------------------------------------------------------------
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
ulong cp, wp, data;
int i, l, rc;
wp = (addr & ~3); /* get lower word aligned address */
/*
* handle unaligned start bytes
*/
if ((l = addr - wp) != 0) {
data = 0;
for (i=0, cp=wp; i<l; ++i, ++cp) {
data = (data << 8) | (*(uchar *)cp);
}
for (; i<4 && cnt>0; ++i) {
data = (data << 8) | *src++;
--cnt;
++cp;
}
for (; cnt==0 && i<4; ++i, ++cp) {
data = (data << 8) | (*(uchar *)cp);
}
if ((rc = write_word(info, wp, data)) != 0) {
return (rc);
}
wp += 4;
}
/*
* handle word aligned part
*/
while (cnt >= 4) {
data = 0;
for (i=0; i<4; ++i) {
data = (data << 8) | *src++;
}
if ((rc = write_word(info, wp, data)) != 0) {
return (rc);
}
wp += 4;
cnt -= 4;
}
if (cnt == 0) {
return (0);
}
/*
* handle unaligned tail bytes
*/
data = 0;
for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
data = (data << 8) | *src++;
--cnt;
}
for (; i<4; ++i, ++cp) {
data = (data << 8) | (*(uchar *)cp);
}
return (write_word(info, wp, data));
}
/*-----------------------------------------------------------------------
* Write a word to Flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_word (flash_info_t * info, ulong dest, ulong data)
{
volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) (info->start[0]);
volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest;
volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data;
ulong start;
int i;
/* Check if Flash is (sufficiently) erased */
if ((*((volatile FLASH_WORD_SIZE *) dest) &
(FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) {
return (2);
}
for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) {
int flag;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts ();
addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0;
dest2[i] = data2[i];
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts ();
/* data polling for D7 */
start = get_timer (0);
while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) !=
(data2[i] & (FLASH_WORD_SIZE) 0x00800080)) {
if (get_timer (start) > CFG_FLASH_WRITE_TOUT) {
return (1);
}
}
}
return (0);
}
/*-----------------------------------------------------------------------
*/

55
board/bubinga405ep/init.S Normal file
View File

@@ -0,0 +1,55 @@
/*------------------------------------------------------------------------------+ */
/* */
/* This source code has been made available to you by IBM on an AS-IS */
/* basis. Anyone receiving this source is licensed under IBM */
/* copyrights to use it in any way he or she deems fit, including */
/* copying it, modifying it, compiling it, and redistributing it either */
/* with or without modifications. No license under IBM patents or */
/* patent applications is to be implied by the copyright license. */
/* */
/* Any user of this software should understand that IBM cannot provide */
/* technical support for this software and will not be responsible for */
/* any consequences resulting from the use of this software. */
/* */
/* Any person who transfers this source code or any derivative work */
/* must include the IBM copyright notice, this paragraph, and the */
/* preceding two paragraphs in the transferred software. */
/* */
/* COPYRIGHT I B M CORPORATION 1995 */
/* LICENSED MATERIAL - PROGRAM PROPERTY OF I B M */
/*------------------------------------------------------------------------------- */
/*----------------------------------------------------------------------------- */
/* Function: ext_bus_cntlr_init */
/* Description: Initializes the External Bus Controller for the external */
/* peripherals. IMPORTANT: For pass1 this code must run from */
/* cache since you can not reliably change a peripheral banks */
/* timing register (pbxap) while running code from that bank. */
/* For ex., since we are running from ROM on bank 0, we can NOT */
/* execute the code that modifies bank 0 timings from ROM, so */
/* we run it from cache. */
/* Bank 0 - Flash and SRAM */
/* Bank 1 - NVRAM/RTC */
/* Bank 2 - Keyboard/Mouse controller */
/* Bank 3 - IR controller */
/* Bank 4 - not used */
/* Bank 5 - not used */
/* Bank 6 - not used */
/* Bank 7 - FPGA registers */
/*----------------------------------------------------------------------------- */
#include <ppc4xx.h>
#include <ppc_asm.tmpl>
#include <ppc_defs.h>
#include <asm/cache.h>
#include <asm/mmu.h>
/*----------------------------------------------------------------------------- */
/* Function: sdram_init */
/* Description: Dummy implementation here - done in C later */
/*----------------------------------------------------------------------------- */
.globl sdram_init
sdram_init:
blr

View File

@@ -0,0 +1,144 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
.resetvec 0xFFFFFFFC :
{
*(.resetvec)
} = 0xffff
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/ppc4xx/start.o (.text)
board/bubinga405ep/init.o (.text)
cpu/ppc4xx/kgdb.o (.text)
cpu/ppc4xx/traps.o (.text)
cpu/ppc4xx/interrupts.o (.text)
cpu/ppc4xx/serial.o (.text)
cpu/ppc4xx/cpu_init.o (.text)
cpu/ppc4xx/speed.o (.text)
cpu/ppc4xx/405gp_enet.o (.text)
common/dlmalloc.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
lib_generic/zlib.o (.text)
/* . = env_offset;*/
/* common/environment.o(.text)*/
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

View File

@@ -0,0 +1,147 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
/*
cpu/ppc4xx/start.o (.text)
common/dlmalloc.o (.text)
lib_generic/vsprintf.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
*/
cpu/ppc4xx/start.o (.text)
board/bubinga405ep/init.o (.text)
cpu/ppc4xx/kgdb.o (.text)
cpu/ppc4xx/traps.o (.text)
cpu/ppc4xx/interrupts.o (.text)
cpu/ppc4xx/serial.o (.text)
cpu/ppc4xx/cpu_init.o (.text)
cpu/ppc4xx/speed.o (.text)
cpu/ppc4xx/405gp_enet.o (.text)
common/dlmalloc.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
lib_generic/zlib.o (.text)
common/environment.o(.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x0FFF) & 0xFFFFF000;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(4096);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(4096);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

47
board/cmi/Makefile Normal file
View File

@@ -0,0 +1,47 @@
#
# (C) Copyright 2001 Wolfgang Denk, DENX Software Engineering, wd@denx.de
#
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS := flash.o cmi.o
SOBJS :=
$(LIB): $(OBJS)
$(AR) crv $@ $^
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
-include .depend
#########################################################################

73
board/cmi/cmi.c Normal file
View File

@@ -0,0 +1,73 @@
/*
* (C) Copyright 2003
* Martin Winistoerfer, martinwinistoerfer@gmx.ch.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* File: cmi.c
*
* Discription: For generic board specific functions
*
*/
#include <common.h>
#include <mpc5xx.h>
#define SRAM_SIZE 1024000L /* 1M RAM available*/
#if defined(__APPLE__)
/* Leading underscore on symbols */
# define SYM_CHAR "_"
#else /* No leading character on symbols */
# define SYM_CHAR
#endif
/*
* Macros to generate global absolutes.
*/
#define GEN_SYMNAME(str) SYM_CHAR #str
#define GEN_VALUE(str) #str
#define GEN_ABS(name, value) \
asm (".globl " GEN_SYMNAME(name)); \
asm (GEN_SYMNAME(name) " = " GEN_VALUE(value))
/*
* Check the board
*/
int checkboard(void)
{
puts ("Board: ### No HW ID - assuming CMI board\n");
return (0);
}
/*
* Get RAM size.
*/
long int initdram(int board_type)
{
return (SRAM_SIZE); /* We currently have a static size adapted for cmi board. */
}
/*
* Absolute environment address for linker file.
*/
GEN_ABS(env_start, CFG_ENV_OFFSET + CFG_FLASH_BASE);

31
board/cmi/config.mk Normal file
View File

@@ -0,0 +1,31 @@
#
# (C) Copyright 2003
# Martin Winistoerfer, martinwinistoerfer@gmx.ch.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
#
# EPQ Board Configuration
#
# Boot from flash at location 0x00000000
TEXT_BASE = 0x02000000
PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)

517
board/cmi/flash.c Normal file
View File

@@ -0,0 +1,517 @@
/*
* (C) Copyright 2003
* Martin Winistoerfer, martinwinistoerfer@gmx.ch.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* File: flash.c
*
* Discription: This Driver is for 28F320J3A, 28F640J3A and
* 28F128J3A Intel flashs working in 16 Bit mode.
* They are single bank flashs.
*
* Most of this code is taken from existing u-boot
* source code.
*/
#include <common.h>
#include <mpc5xx.h>
#if defined(CFG_ENV_IS_IN_FLASH)
# ifndef CFG_ENV_ADDR
# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET)
# endif
# ifndef CFG_ENV_SIZE
# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE
# endif
# ifndef CFG_ENV_SECT_SIZE
# define CFG_ENV_SECT_SIZE CFG_ENV_SIZE
# endif
#endif
#define FLASH_ID_MASK 0xFFFF
#define FLASH_BLOCK_SIZE 0x00010000
#define FLASH_CMD_READ_ID 0x0090
#define FLASH_CMD_RESET 0x00ff
#define FLASH_CMD_BLOCK_ERASE 0x0020
#define FLASH_CMD_ERASE_CONFIRM 0x00D0
#define FLASH_CMD_CLEAR_STATUS 0x0050
#define FLASH_CMD_SUSPEND_ERASE 0x00B0
#define FLASH_CMD_WRITE 0x0040
#define FLASH_CMD_PROTECT 0x0060
#define FLASH_CMD_PROTECT_SET 0x0001
#define FLASH_CMD_PROTECT_CLEAR 0x00D0
#define FLASH_STATUS_DONE 0x0080
flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
/*
* Local function prototypes
*/
static ulong flash_get_size (vu_short *addr, flash_info_t *info);
static int write_short (flash_info_t *info, ulong dest, ushort data);
static void flash_get_offsets (ulong base, flash_info_t *info);
/*
* Initialize flash
*/
unsigned long flash_init (void)
{
unsigned long size_b0;
int i;
/* Init: no FLASHes known */
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
}
/* Static FLASH Bank configuration here - FIXME XXX */
#if 1
debug ("\n## Get flash bank 1 size @ 0x%08x\n",FLASH_BASE0_PRELIM);
#endif
size_b0 = flash_get_size((vu_short *)FLASH_BASE0_PRELIM, &flash_info[0]);
if (flash_info[0].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank 0: "
"ID 0x%lx, Size = 0x%08lx = %ld MB\n",
flash_info[0].flash_id,
size_b0, size_b0<<20);
}
flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]);
flash_info[0].size = size_b0;
#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
/* monitor protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE+CFG_MONITOR_LEN-1,
&flash_info[0]);
#endif
#ifdef CFG_ENV_IS_IN_FLASH
/* ENV protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_ENV_ADDR,
CFG_ENV_ADDR+CFG_ENV_SECT_SIZE-1,
&flash_info[0]);
#endif
return size_b0;
}
/*
* Compute start adress of each sector (block)
*/
static void flash_get_offsets (ulong base, flash_info_t *info)
{
int i;
if (info->flash_id == FLASH_UNKNOWN) {
return;
}
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_INTEL:
for (i = 0; i < info->sector_count; i++) {
info->start[i] = base + i * FLASH_BLOCK_SIZE;
}
return;
default:
printf ("Don't know sector offsets for flash type 0x%lx\n",
info->flash_id);
return;
}
}
/*
* Print flash information
*/
void flash_print_info (flash_info_t *info)
{
int i;
if (info->flash_id == FLASH_UNKNOWN) {
printf ("missing or unknown FLASH type\n");
return;
}
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_AMD: printf ("AMD "); break;
case FLASH_MAN_FUJ: printf ("Fujitsu "); break;
case FLASH_MAN_SST: printf ("SST "); break;
case FLASH_MAN_STM: printf ("STM "); break;
case FLASH_MAN_INTEL: printf ("Intel "); break;
case FLASH_MAN_MT: printf ("MT "); break;
default: printf ("Unknown Vendor "); break;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_28F320J3A: printf ("28F320J3A (32Mbit) 16-Bit\n");
break;
case FLASH_28F640J3A: printf ("28F640J3A (64Mbit) 16-Bit\n");
break;
case FLASH_28F128J3A: printf ("28F128J3A (128Mbit) 16-Bit\n");
break;
default: printf ("Unknown Chip Type\n");
break;
}
if (info->size >= (1 << 20)) {
i = 20;
} else {
i = 10;
}
printf (" Size: %ld %cB in %d Sectors\n",
info->size >> i,
(i == 20) ? 'M' : 'k',
info->sector_count);
printf (" Sector Start Addresses:");
for (i=0; i<info->sector_count; ++i) {
if ((i % 5) == 0)
printf ("\n ");
printf (" %08lX%s",
info->start[i],
info->protect[i] ? " (RO)" : " "
);
}
printf ("\n");
return;
}
/*
* Get size of flash in bytes.
* The following code cannot be run from FLASH!
*/
static ulong flash_get_size (vu_short *addr, flash_info_t *info)
{
vu_short value;
/* Read Manufacturer ID */
addr[0] = FLASH_CMD_READ_ID;
value = addr[0];
switch (value) {
case (AMD_MANUFACT & FLASH_ID_MASK):
info->flash_id = FLASH_MAN_AMD;
break;
case (FUJ_MANUFACT & FLASH_ID_MASK):
info->flash_id = FLASH_MAN_FUJ;
break;
case (SST_MANUFACT & FLASH_ID_MASK):
info->flash_id = FLASH_MAN_SST;
break;
case (STM_MANUFACT & FLASH_ID_MASK):
info->flash_id = FLASH_MAN_STM;
break;
case (INTEL_MANUFACT & FLASH_ID_MASK):
info->flash_id = FLASH_MAN_INTEL;
break;
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
addr[0] = FLASH_CMD_RESET; /* restore read mode */
return (0); /* no or unknown flash */
}
value = addr[1]; /* device ID */
switch (value) {
case (INTEL_ID_28F320J3A & FLASH_ID_MASK):
info->flash_id += FLASH_28F320J3A;
info->sector_count = 32;
info->size = 0x00400000;
break; /* => 32 MBit */
case (INTEL_ID_28F640J3A & FLASH_ID_MASK):
info->flash_id += FLASH_28F640J3A;
info->sector_count = 64;
info->size = 0x00800000;
break; /* => 64 MBit */
case (INTEL_ID_28F128J3A & FLASH_ID_MASK):
info->flash_id += FLASH_28F128J3A;
info->sector_count = 128;
info->size = 0x01000000;
break; /* => 128 MBit */
default:
info->flash_id = FLASH_UNKNOWN;
addr[0] = FLASH_CMD_RESET; /* restore read mode */
return (0); /* => no or unknown flash */
}
if (info->sector_count > CFG_MAX_FLASH_SECT) {
printf ("** ERROR: sector count %d > max (%d) **\n",
info->sector_count, CFG_MAX_FLASH_SECT);
info->sector_count = CFG_MAX_FLASH_SECT;
}
addr[0] = FLASH_CMD_RESET; /* restore read mode */
return (info->size);
}
/*
* Erase unprotected sectors
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
int flag, prot, sect;
ulong start, now, last;
if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) {
printf ("- missing\n");
} else {
printf ("- no sectors to erase\n");
}
return 1;
}
if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_INTEL) {
printf ("Can erase only Intel flash types - aborted\n");
return 1;
}
prot = 0;
for (sect=s_first; sect<=s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot) {
printf ("- Warning: %d protected sectors will not be erased!\n",
prot);
} else {
printf ("\n");
}
start = get_timer (0);
last = start;
/* Start erase on unprotected sectors */
for (sect = s_first; sect<=s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
vu_short *addr = (vu_short *)(info->start[sect]);
unsigned long status;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
#ifdef DEBUG
printf("Erase sector %d at start addr 0x%08X", sect, (unsigned int)info->start[sect]);
#endif
*addr = FLASH_CMD_CLEAR_STATUS;
*addr = FLASH_CMD_BLOCK_ERASE;
*addr = FLASH_CMD_ERASE_CONFIRM;
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
/* wait at least 80us - let's wait 1 ms */
udelay (1000);
while (((status = *addr) & FLASH_STATUS_DONE) != FLASH_STATUS_DONE) {
if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf("Flash erase timeout at address %lx\n", info->start[sect]);
*addr = FLASH_CMD_SUSPEND_ERASE;
*addr = FLASH_CMD_RESET;
return 1;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
}
*addr = FLASH_CMD_RESET;
}
}
printf (" done\n");
return 0;
}
/*
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
* 4 - Flash not identified
*/
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
ulong cp, wp;
ushort data;
int i, rc;
if (info->flash_id == FLASH_UNKNOWN) {
return 4;
}
wp = (addr & ~1); /* get lower word aligned address */
/*
* handle unaligned start byte
*/
if (addr - wp) {
data = 0;
data = (data << 8) | *src++;
--cnt;
if ((rc = write_short(info, wp, data)) != 0) {
return (rc);
}
wp += 2;
}
/*
* handle word aligned part
*/
while (cnt >= 2) {
data = 0;
for (i=0; i<2; ++i) {
data = (data << 8) | *src++;
}
if ((rc = write_short(info, wp, data)) != 0) {
return (rc);
}
wp += 2;
cnt -= 2;
}
if (cnt == 0) {
return (0);
}
/*
* handle unaligned tail bytes
*/
data = 0;
for (i=0, cp=wp; i<2 && cnt>0; ++i, ++cp) {
data = (data << 8) | *src++;
--cnt;
}
for (; i<2; ++i, ++cp) {
data = (data << 8) | (*(uchar *)cp);
}
return (write_short(info, wp, data));
}
/*
* Write 16 bit (short) to flash
*/
static int write_short (flash_info_t *info, ulong dest, ushort data)
{
vu_short *addr = (vu_short*)(info->start[0]);
ulong start;
int flag;
/* Check if Flash is (sufficiently) erased */
if ((*((vu_short *)dest) & data) != data) {
return (2);
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
if (!(info->flash_id & FLASH_VENDMASK)) {
return 4;
}
*addr = FLASH_CMD_ERASE_CONFIRM;
*addr = FLASH_CMD_WRITE;
*((vu_short *)dest) = data;
/* re-enable interrupts if necessary */
if (flag) {
enable_interrupts();
}
/* data polling for D7 */
start = get_timer (0);
/* wait for error or finish */
while(!(addr[0] & FLASH_STATUS_DONE)){
if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
addr[0] = FLASH_CMD_RESET;
return (1);
}
}
*addr = FLASH_CMD_RESET;
return (0);
}
/*
* Protects a flash sector
*/
int flash_real_protect(flash_info_t *info, long sector, int prot)
{
vu_short *addr = (vu_short*)(info->start[sector]);
ulong start;
*addr = FLASH_CMD_CLEAR_STATUS;
*addr = FLASH_CMD_PROTECT;
if(prot) {
*addr = FLASH_CMD_PROTECT_SET;
} else {
*addr = FLASH_CMD_PROTECT_CLEAR;
}
/* wait for error or finish */
start = get_timer (0);
while(!(addr[0] & FLASH_STATUS_DONE)){
if (get_timer(start) > CFG_FLASH_ERASE_TOUT) {
printf("Flash protect timeout at address %lx\n", info->start[sector]);
addr[0] = FLASH_CMD_RESET;
return (1);
}
}
/* Set software protect flag */
info->protect[sector] = prot;
*addr = FLASH_CMD_RESET;
return (0);
}

View File

@@ -1,6 +1,6 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
* (C) Copyright 2001 Wolfgang Denk, DENX Software Engineering, wd@denx.de
* (C) Copyright 2003 Martin Winistoerfer, martinwinistoerfer@gmx.ch
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -56,15 +56,7 @@ SECTIONS
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/mpc8xx/start.o (.text)
common/dlmalloc.o (.text)
ppc/ppcstring.o (.text)
ppc/vsprintf.o (.text)
ppc/crc32.o (.text)
ppc/zlib.o (.text)
. = env_offset;
common/environment.o(.text)
cpu/mpc5xx/start.o (.text)
*(.text)
*(.fixup)
@@ -127,7 +119,13 @@ SECTIONS
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}
. = env_start;
.ppcenv :
{
common/environment.o (.ppcenv)
}
}

View File

@@ -31,7 +31,7 @@ SECTIONS
. = ALIGN(4);
.text :
{
cpu/xscale/start.o (.text)
cpu/pxa/start.o (.text)
*(.text)
}

View File

@@ -27,7 +27,9 @@
#include <command.h>
#include <cmd_nvedit.h>
#include <cmd_bootm.h>
#include <cmd_boot.h>
#include <rtc.h>
#include <post.h>
#include <net.h>
#include <malloc.h>
@@ -53,17 +55,19 @@
* space.
* on the server this looks like:
*
* option space U-Boot;
* option U-Boot.initrd code 3 = string;
* option U-Boot.bootcmd code 4 = string;
* option U-Boot.bootflags code 5 = string;
* option U-Boot.rootdev code 6 = string;
* option space CRAYL1;
* option CRAYL1.initrd code 3 = string;
* ..etc...
*/
#define DHCP_VENDOR_SPECX 43
#define DHCP_VX_INITRD 3
#define DHCP_VX_BOOTCMD 4
#define DHCP_VX_BOOTFLAGS 5
#define DHCP_VX_BOOTARGS 5
#define DHCP_VX_ROOTDEV 6
#define DHCP_VX_FROMFLASH 7
#define DHCP_VX_BOOTSCRIPT 8
#define DHCP_VX_RCFILE 9
#define DHCP_VX_MAGIC 10
/* Things DHCP server can tellme about. If there's no flash address, then
* they dont participate in 'update' to flash, and we force their values
@@ -89,18 +93,29 @@ static dhcp_item_t Things[] = {
/* and the other way.. */
{DHCP_VENDOR_SPECX, DHCP_VX_INITRD, NULL, "initrd"},
{DHCP_VENDOR_SPECX, DHCP_VX_BOOTCMD, NULL, "bootcmd"},
{DHCP_VENDOR_SPECX, DHCP_VX_BOOTFLAGS, NULL, NULL},
{DHCP_VENDOR_SPECX, DHCP_VX_FROMFLASH, NULL, "fromflash"},
{DHCP_VENDOR_SPECX, DHCP_VX_BOOTSCRIPT, NULL, "bootscript"},
{DHCP_VENDOR_SPECX, DHCP_VX_RCFILE, NULL, "rcfile"},
{DHCP_VENDOR_SPECX, DHCP_VX_BOOTARGS, NULL, "xbootargs"},
{DHCP_VENDOR_SPECX, DHCP_VX_ROOTDEV, NULL, NULL},
{DHCP_VENDOR_SPECX, DHCP_VX_MAGIC, NULL, NULL}
};
#define N_THINGS ((sizeof(Things))/(sizeof(dhcp_item_t)))
static void init_ecc_sdram (void);
extern char bootscript[];
/* Here is the boot logic as HUSH script. Overridden by any TFP provided
* bootscript file.
*/
static void init_sdram (void);
/* ------------------------------------------------------------------------- */
int board_pre_init (void)
{
init_ecc_sdram ();
/* Running from ROM: global data is still READONLY */
init_sdram ();
mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr (uicer, 0x00000000); /* disable all ints */
mtdcr (uiccr, 0x00000020); /* set all but FPGA SMI to be non-critical */
@@ -116,6 +131,7 @@ int checkboard (void)
{
return (0);
}
/* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
int misc_init_r (void)
@@ -124,6 +140,7 @@ int misc_init_r (void)
image_header_t *hdr;
time_t timestamp;
struct rtc_time tm;
char bootcmd[32];
hdr = (image_header_t *) (CFG_MONITOR_BASE - sizeof (image_header_t));
timestamp = (time_t) hdr->ih_time;
@@ -143,6 +160,8 @@ int misc_init_r (void)
setenv ("ethaddr", e);
}
}
sprintf (bootcmd,"autoscript %X",(unsigned)bootscript);
setenv ("bootcmd", bootcmd);
return (0);
}
@@ -168,11 +187,11 @@ void rtc_reset (void)
}
/* ------------------------------------------------------------------------- */
/* Do sdram bank init in C so I can read it..
/* Do sdram bank init in C so I can read it..no console to print to yet!
*/
static void init_ecc_sdram (void)
static void init_sdram (void)
{
unsigned long tmp, *p;
unsigned long tmp;
/* write SDRAM bank 0 register */
mtdcr (memcfga, mem_mb0cf);
@@ -202,33 +221,78 @@ static void init_ecc_sdram (void)
mtdcr (memcfgd, 0x90800000);
udelay (200);
/* disable ECC on all banks */
/* initially, disable ECC on all banks */
udelay (200);
mtdcr (memcfga, mem_ecccf);
tmp = mfdcr (memcfgd);
tmp &= 0xff0fffff;
mtdcr (memcfga, mem_ecccf);
mtdcr (memcfgd, tmp);
/* set up SDRAM Controller with ECC enabled */
return;
}
extern int memory_post_test (int flags);
int testdram (void)
{
unsigned long tmp;
uint *pstart = (uint *) 0x00000000;
uint *pend = (uint *) L1_MEMSIZE;
uint *p;
if (getenv_r("booted",NULL,0) <= 0)
{
printf ("testdram..");
/*AA*/
for (p = pstart; p < pend; p++)
*p = 0xaaaaaaaa;
for (p = pstart; p < pend; p++) {
if (*p != 0xaaaaaaaa) {
printf ("SDRAM test fails at: %08x, was %08x expected %08x\n",
(uint) p, *p, 0xaaaaaaaa);
return 1;
}
}
/*55*/
for (p = pstart; p < pend; p++)
*p = 0x55555555;
for (p = pstart; p < pend; p++) {
if (*p != 0x55555555) {
printf ("SDRAM test fails at: %08x, was %08x expected %08x\n",
(uint) p, *p, 0x55555555);
return 1;
}
}
/*addr*/
for (p = pstart; p < pend; p++)
*p = (unsigned)p;
for (p = pstart; p < pend; p++) {
if (*p != (unsigned)p) {
printf ("SDRAM test fails at: %08x, was %08x expected %08x\n",
(uint) p, *p, (uint)p);
return 1;
}
}
printf ("Success. ");
}
printf ("Enable ECC..");
mtdcr (memcfga, mem_mcopt1);
tmp = (mfdcr (memcfgd) & ~0xFFE00000) | 0x90800000;
mtdcr (memcfga, mem_mcopt1);
mtdcr (memcfgd, tmp);
udelay (600);
/* fill all the memory */
for (p = (unsigned long) 0; ((unsigned long) p < L1_MEMSIZE);
*p++ = 0L);
for (p = (unsigned long) 0; ((unsigned long) p < L1_MEMSIZE); *p++ = 0L)
;
udelay (400);
mtdcr (memcfga, mem_ecccf);
tmp = mfdcr (memcfgd);
/* enable ECC on bank 0 */
tmp |= 0x00800000;
mtdcr (memcfgd, tmp);
udelay (400);
return;
printf ("enabled.\n");
return (0);
}
/* ------------------------------------------------------------------------- */
@@ -250,7 +314,9 @@ static u8 *dhcp_env_update (u8 thing, u8 * pop)
/* set env. */
if (Things[thing].envname)
{
setenv (Things[thing].envname, Things[thing].dhcpvalue);
}
return (Things[thing].dhcpvalue);
}
@@ -285,9 +351,9 @@ u8 *dhcp_vendorex_proc (u8 * pop)
oplen -= sub_oplen, sub_op += (sub_oplen + 2)) {
for (thing = 0; thing < N_THINGS; thing++) {
if (*sub_op == Things[thing].dhcp_vendor_option) {
if (!(retval = dhcp_env_update (thing, sub_op))) {
return NULL;
}
if (!(retval = dhcp_env_update (thing, sub_op))) {
return NULL;
}
}
}
}
@@ -298,5 +364,5 @@ u8 *dhcp_vendorex_proc (u8 * pop)
return NULL;
}
}
return (thing >= N_THINGS ? NULL : pop);
return (pop);
}

View File

@@ -26,17 +26,27 @@ include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o flash.o
SOBJS = init.o
SOBJS = init.o
$(LIB): $(OBJS) $(SOBJS)
# HACK: depend needs bootscript.c, which needs tools/mkimage, which is not
# built in the depend stage. So... put bootscript.o here, not in OBJS
$(LIB): $(OBJS) $(SOBJS) bootscript.o
$(AR) crv $@ $^
clean:
rm -f $(SOBJS) $(OBJS)
rm -f $(SOBJS) $(OBJS) bootscript.c bootscript.image bootscript.o
distclean: clean
rm -f $(LIB) core *.bak .depend
$(BOARD).o : $(BOARD).c bootscript.o
bootscript.c: bootscript.image
od -t x1 -v -A x $^ | awk -f x2c.awk > $@
bootscript.image: bootscript.hush Makefile
-$(TOPDIR)/tools/mkimage -A ppc -O linux -T script -C none -a 0 -e 0 -n bootscript -d bootscript.hush $@
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)

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@@ -0,0 +1,117 @@
# $Header$
# hush bootscript for PPCBOOT on L1
# note: all #s are in hex, do _NOT_ prefix it with 0x
flash_rfs=ffc00000
flash_krl=fff00000
tftp_addr=100000
tftp2_addr=1000000
if printenv booted
then
echo already booted before
else
echo first boot in environment, create and save settings
setenv booted OK
saveenv
fi
setenv autoload no
# clear out stale env stuff, so we get fresh from dhcp.
for setting in initrd fromflash kernel rootfs rootpath
do
setenv $setting
done
dhcp
# if host provides us with a different bootscript, us it.
if printenv bootscript
then
tftp $tftp_addr $bootcript
if imi $tftp_addr
then
autoscript $tftp_addr
fi
fi
# default base kernel arguments.
setenv bootargs $xbootargs devfs=mount ip=$ipaddr:$serverip:$gatewayip:$netmask:L1:eth0:off wdt=120
# Have a kernel in flash?
if imi $flash_krl
then
echo ok kernel to boot from $flash_krl
setenv kernel $flash_krl
else
echo no kernel to boot from $flash_krl, need tftp
fi
# Have a rootfs in flash?
echo test for SQUASHfs at $flash_rfs
if imi $flash_rfs
then
echo appears to be a good initrd image at base of flash OK
setenv rootfs $flash_rfs
else
echo no image at base of flash, need nfsroot or initrd
fi
# I boot from flash if told to and I can.
if printenv fromflash && printenv kernel && printenv rootfs
then
echo booting entirely from flash
setenv bootargs root=/dev/ram0 rw $bootargs
bootm $kernel $rootfs
echo oh no failed so I try some other stuff
fi
# TFTP down a kernel
if printenv bootfile
then
tftp $tftp_addr $bootfile
setenv kernel $tftp_addr
echo I will boot the TFTP kernel
else
if printenv kernel
then
echo no bootfile specified, will use one from flash
else
setenv bootfile /opt/crayx1/craymcu/l1/flash/linux.image
echo OH NO! we have no bootfile,nor flash kernel! try default: $bootfile
tftp $tftp_addr $bootfile
setenv kernel $tftp_addr
fi
fi
# the rootfs.
if printenv rootpath
then
echo rootpath is $rootpath
if printenv initrd
then
echo initrd is also specified, so use $initrd
tftp $tftp2_addr $initrd
setenv bootargs root=/dev/ram0 rw cwsroot=$serverip:$rootpath $bootargs
bootm $kernel $tftp2_addr
else
echo initrd is not specified, so use NFSROOT $rootpat
setenv bootargs root=/dev/nfs ro nfsroot=$serverip:$rootpath $bootargs
bootm $kernel
fi
else
echo we have no rootpath check for one in flash
if printenv rootfs
then
echo I will use the one in flash
setenv bootargs root=/dev/mtdblock/0 ro rootfstype=squashfs $bootargs
bootm $kernel
else
setenv rootpath /export/crayl1
echo OH NO! we have no rootpath,nor flash kernel! try default: $rootpath
setenv bootargs root=/dev/mtdblock/0 ro rootfstype=squashfs $bootargs
bootm $kernel
fi
fi
reset

30
board/cray/L1/patchme Normal file
View File

@@ -0,0 +1,30 @@
# master confi.mk
echo "CROSS_COMPILE = powerpc-linux-" >>include/config.mk
# patch the examples/Makefile to ignore return value from OBJCOPY
sed -e 's/$(OBJCOPY)/-&/' < examples/Makefile > examples/makefile
# add a built target for mkimage on the target architecture
sed -e 's/^all:.*$/all: .depend envcrc mkimage mkimage.ppc/' < tools/Makefile > tools/makefile
cat <<EOF >>tools/makefile
mkimage.ppc : mkimage.o.ppc crc32.o.ppc
powerpc-linux-gcc -msoft-float -Wall -Wstrict-prototypes -o \$@ \$^
powerpc-linux-strip $@
XFLAGS="-D__KERNEL__ -I../include -DCONFIG_4xx -Wall -Wstict-prototypes"
mkimage.o.ppc: mkimage.c
powerpc-linux-gcc -msoft-float -Wall -I../include -c -o \$@ \$^
crc32.o.ppc: crc32.c
powerpc-linux-gcc -msoft-float -Wall -I../include -c -o \$@ \$^
EOF
# make an image by default out of the u-boot image
sed -e 's/^all:.*$/all: u-boot.image /' < Makefile > makefile
cat <<EOF >>makefile
u-boot.image: u-boot.bin
tools/mkimage -A ppc -O linux -T firmware -C none -a 0 -e 0 -n U-Boot -d \$^ \$@
EOF

6
board/cray/L1/x2c.awk Normal file
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@@ -0,0 +1,6 @@
#!/bin/awk
BEGIN { print "unsigned char bootscript[] = { \n"}
{ for (i = 2; i <= NF ; i++ ) printf "0x"$i","
print ""
}
END { print "\n};\n" }

View File

@@ -38,6 +38,9 @@ DRAM_SIZE: .long CFG_DRAM_SIZE
sub pc,pc,#4
.endm
_TEXT_BASE:
.word TEXT_BASE
/*
* Memory setup
@@ -222,24 +225,29 @@ mem_init:
/* Step 2c: Write FLYCNFG FIXME: what's that??? */
/* ---------------------------------------------------------------- */
/* test if we run from flash or RAM - RAM/BDI: don't setup RAM */
adr r3, mem_init /* r0 <- current position of code */
ldr r2, =mem_init
cmp r3, r2 /* skip init if in place */
beq initirqs
/* ---------------------------------------------------------------- */
/* Step 2d: Initialize Timing for Sync Memory (SDCLK0) */
/* ---------------------------------------------------------------- */
/* Before accessing MDREFR we need a valid DRI field, so we set */
/* this to power on defaults + DIR field. */
/* this to power on defaults + DRI field. */
ldr r3, =CFG_MDREFR_VAL
ldr r2, =0xFFF
and r3, r3, r2
ldr r4, =0x03ca4000
orr r4, r4, r3
ldr r4, =0x03ca4fff
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]
ldr r4, =0x03ca4030
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]
/* Note: preserve the mdrefr value in r4 */
/* ---------------------------------------------------------------- */
/* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
@@ -258,18 +266,16 @@ mem_init:
/* Step 4: Initialize SDRAM */
/* ---------------------------------------------------------------- */
/* Step 4a: assert MDREFR:K1RUN and MDREFR:K2RUN and configure */
/* Step 4a: assert MDREFR:K?RUN and configure */
/* MDREFR:K1DB2 and MDREFR:K2DB2 as desired. */
orr r4, r4, #(MDREFR_K1RUN|MDREFR_K0RUN)
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]
ldr r4, =CFG_MDREFR_VAL
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]
/* Step 4b: de-assert MDREFR:SLFRSH. */
bic r4, r4, #(MDREFR_SLFRSH)
bic r4, r4, #(MDREFR_SLFRSH)
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]

View File

@@ -31,7 +31,7 @@ SECTIONS
. = ALIGN(4);
.text :
{
cpu/xscale/start.o (.text)
cpu/pxa/start.o (.text)
*(.text)
}

46
board/esd/ash405/Makefile Normal file
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@@ -0,0 +1,46 @@
#
# (C) Copyright 2000
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o flash.o
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $^
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

247
board/esd/ash405/ash405.c Normal file
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@@ -0,0 +1,247 @@
/*
* (C) Copyright 2001-2003
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/processor.h>
#include <command.h>
#include <cmd_boot.h>
#include <malloc.h>
/* ------------------------------------------------------------------------- */
#if 0
#define FPGA_DEBUG
#endif
/* fpga configuration data - gzip compressed and generated by bin2c */
const unsigned char fpgadata[] =
{
#include "fpgadata.c"
};
/*
* include common fpga code (for esd boards)
*/
#include "../common/fpga.c"
/* Prototypes */
int gunzip(void *, int, unsigned char *, int *);
int board_pre_init (void)
{
/*
* IRQ 0-15 405GP internally generated; active high; level sensitive
* IRQ 16 405GP internally generated; active low; level sensitive
* IRQ 17-24 RESERVED
* IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
* IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive
* IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive
* IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive
* IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive
* IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive
* IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
*/
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr(uicer, 0x00000000); /* disable all ints */
mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/
mtdcr(uicpr, 0xFFFFFF81); /* set int polarities */
mtdcr(uictr, 0x10000000); /* set int trigger levels */
mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority*/
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
/*
* EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 15 us
*/
mtebc (epcr, 0xa8400000); /* ebc always driven */
return 0;
}
/* ------------------------------------------------------------------------- */
int misc_init_f (void)
{
return 0; /* dummy implementation */
}
int misc_init_r (void)
{
volatile unsigned char *duart0_mcr = (unsigned char *)((ulong)DUART0_BA + 4);
volatile unsigned char *duart1_mcr = (unsigned char *)((ulong)DUART1_BA + 4);
volatile unsigned char *duart2_mcr = (unsigned char *)((ulong)DUART2_BA + 4);
volatile unsigned char *duart3_mcr = (unsigned char *)((ulong)DUART3_BA + 4);
unsigned char *dst;
ulong len = sizeof(fpgadata);
int status;
int index;
int i;
dst = malloc(CFG_FPGA_MAX_SIZE);
if (gunzip (dst, CFG_FPGA_MAX_SIZE, (uchar *)fpgadata, (int *)&len) != 0) {
printf ("GUNZIP ERROR - must RESET board to recover\n");
do_reset (NULL, 0, 0, NULL);
}
status = fpga_boot(dst, len);
if (status != 0) {
printf("\nFPGA: Booting failed ");
switch (status) {
case ERROR_FPGA_PRG_INIT_LOW:
printf("(Timeout: INIT not low after asserting PROGRAM*)\n ");
break;
case ERROR_FPGA_PRG_INIT_HIGH:
printf("(Timeout: INIT not high after deasserting PROGRAM*)\n ");
break;
case ERROR_FPGA_PRG_DONE:
printf("(Timeout: DONE not high after programming FPGA)\n ");
break;
}
/* display infos on fpgaimage */
index = 15;
for (i=0; i<4; i++) {
len = dst[index];
printf("FPGA: %s\n", &(dst[index+1]));
index += len+3;
}
putc ('\n');
/* delayed reboot */
for (i=20; i>0; i--) {
printf("Rebooting in %2d seconds \r",i);
for (index=0;index<1000;index++)
udelay(1000);
}
putc ('\n');
do_reset(NULL, 0, 0, NULL);
}
puts("FPGA: ");
/* display infos on fpgaimage */
index = 15;
for (i=0; i<4; i++) {
len = dst[index];
printf("%s ", &(dst[index+1]));
index += len+3;
}
putc ('\n');
free(dst);
/*
* Reset FPGA via FPGA_DATA pin
*/
SET_FPGA(FPGA_PRG | FPGA_CLK);
udelay(1000); /* wait 1ms */
SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);
udelay(1000); /* wait 1ms */
/*
* Reset external DUARTs
*/
out32(GPIO0_OR, in32(GPIO0_OR) | CFG_DUART_RST); /* set reset to high */
udelay(10); /* wait 10us */
out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_DUART_RST); /* set reset to low */
udelay(1000); /* wait 1ms */
/*
* Set NAND-FLASH GPIO signals to default
*/
out32(GPIO0_OR, in32(GPIO0_OR) & ~(CFG_NAND_CLE | CFG_NAND_ALE));
out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_CE);
/*
* Enable interrupts in exar duart mcr[3]
*/
*duart0_mcr = 0x08;
*duart1_mcr = 0x08;
*duart2_mcr = 0x08;
*duart3_mcr = 0x08;
return (0);
}
/*
* Check Board Identity:
*/
int checkboard (void)
{
unsigned char str[64];
int i = getenv_r ("serial#", str, sizeof(str));
puts ("Board: ");
if (i == -1) {
puts ("### No HW ID - assuming ASH405");
} else {
puts(str);
}
putc ('\n');
return 0;
}
/* ------------------------------------------------------------------------- */
long int initdram (int board_type)
{
unsigned long val;
mtdcr(memcfga, mem_mb0cf);
val = mfdcr(memcfgd);
#if 0
printf("\nmb0cf=%x\n", val); /* test-only */
printf("strap=%x\n", mfdcr(strap)); /* test-only */
#endif
return (4*1024*1024 << ((val & 0x000e0000) >> 17));
}
/* ------------------------------------------------------------------------- */
int testdram (void)
{
/* TODO: XXX XXX XXX */
printf ("test: 16 MB - ok\n");
return (0);
}
/* ------------------------------------------------------------------------- */
#if (CONFIG_COMMANDS & CFG_CMD_NAND)
extern void nand_probe(ulong physadr);
void nand_init(void)
{
printf("Probing at 0x%.8x\n", CFG_NAND_BASE);
nand_probe(CFG_NAND_BASE);
}
#endif

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@@ -0,0 +1,28 @@
#
# (C) Copyright 2000
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
#
# esd ASH405 boards
#
TEXT_BASE = 0xFFFC0000

101
board/esd/ash405/flash.c Normal file
View File

@@ -0,0 +1,101 @@
/*
* (C) Copyright 2001
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <ppc4xx.h>
#include <asm/processor.h>
/*
* include common flash code (for esd boards)
*/
#include "../common/flash.c"
/*-----------------------------------------------------------------------
* Functions
*/
static ulong flash_get_size (vu_long * addr, flash_info_t * info);
static void flash_get_offsets (ulong base, flash_info_t * info);
/*-----------------------------------------------------------------------
*/
unsigned long flash_init (void)
{
unsigned long size_b0;
int i;
uint pbcr;
unsigned long base_b0;
int size_val = 0;
/* Init: no FLASHes known */
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
}
/* Static FLASH Bank configuration here - FIXME XXX */
size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]);
if (flash_info[0].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
size_b0, size_b0<<20);
}
/* Setup offsets */
flash_get_offsets (-size_b0, &flash_info[0]);
/* Re-do sizing to get full correct info */
mtdcr(ebccfga, pb0cr);
pbcr = mfdcr(ebccfgd);
mtdcr(ebccfga, pb0cr);
base_b0 = -size_b0;
switch (size_b0) {
case 1 << 20:
size_val = 0;
break;
case 2 << 20:
size_val = 1;
break;
case 4 << 20:
size_val = 2;
break;
case 8 << 20:
size_val = 3;
break;
case 16 << 20:
size_val = 4;
break;
}
pbcr = (pbcr & 0x0001ffff) | base_b0 | (size_val << 17);
mtdcr(ebccfgd, pbcr);
/* Monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
-CFG_MONITOR_LEN,
0xffffffff,
&flash_info[0]);
flash_info[0].size = size_b0;
return (size_b0);
}

2513
board/esd/ash405/fpgadata.c Normal file

File diff suppressed because it is too large Load Diff

142
board/esd/ash405/u-boot.lds Normal file
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@@ -0,0 +1,142 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
.resetvec 0xFFFFFFFC :
{
*(.resetvec)
} = 0xffff
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/ppc4xx/start.o (.text)
cpu/ppc4xx/traps.o (.text)
cpu/ppc4xx/interrupts.o (.text)
cpu/ppc4xx/serial.o (.text)
cpu/ppc4xx/cpu_init.o (.text)
cpu/ppc4xx/speed.o (.text)
cpu/ppc4xx/405gp_enet.o (.text)
common/dlmalloc.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
lib_generic/zlib.o (.text)
/* . = env_offset;*/
/* common/environment.o(.text)*/
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

View File

@@ -114,9 +114,9 @@ int board_pre_init (void)
/*
* Setup port pins for normal operation
*/
out32 (IBM405GP_GPIO0_ODR, 0x00000000); /* no open drain pins */
out32 (IBM405GP_GPIO0_TCR, 0x07038100); /* setup for output */
out32 (IBM405GP_GPIO0_OR, 0x07030100); /* set output pins to high (default) */
out32 (GPIO0_ODR, 0x00000000); /* no open drain pins */
out32 (GPIO0_TCR, 0x07038100); /* setup for output */
out32 (GPIO0_OR, 0x07030100); /* set output pins to high (default) */
/*
* IRQ 0-15 405GP internally generated; active high; level sensitive

View File

@@ -1,5 +1,5 @@
/*
* (C) Copyright 2001
* (C) Copyright 2001-2003
* Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
@@ -36,11 +36,6 @@
#define MAX_ONES 226
#define IBM405GP_GPIO0_OR 0xef600700 /* GPIO Output */
#define IBM405GP_GPIO0_TCR 0xef600704 /* GPIO Three-State Control */
#define IBM405GP_GPIO0_ODR 0xef600718 /* GPIO Open Drain */
#define IBM405GP_GPIO0_IR 0xef60071c /* GPIO Input */
#ifdef CFG_FPGA_PRG
# define FPGA_PRG CFG_FPGA_PRG /* FPGA program pin (ppc output)*/
# define FPGA_CLK CFG_FPGA_CLK /* FPGA clk pin (ppc output) */
@@ -59,7 +54,7 @@
#define ERROR_FPGA_PRG_INIT_HIGH -2 /* Timeout after PRG* deasserted */
#define ERROR_FPGA_PRG_DONE -3 /* Timeout after programming */
#define SET_FPGA(data) out32(IBM405GP_GPIO0_OR, data)
#define SET_FPGA(data) out32(GPIO0_OR, data)
#define FPGA_WRITE_1 { \
SET_FPGA(FPGA_PRG | FPGA_DATA); /* set clock to 0 */ \
@@ -120,12 +115,12 @@ static int fpga_boot(unsigned char *fpgadata, int size)
/*
* Setup port pins for fpga programming
*/
out32(IBM405GP_GPIO0_ODR, 0x00000000); /* no open drain pins */
out32(IBM405GP_GPIO0_TCR, FPGA_PRG | FPGA_CLK | FPGA_DATA); /* setup for output */
out32(IBM405GP_GPIO0_OR, FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set output pins to high */
out32(GPIO0_ODR, 0x00000000); /* no open drain pins */
out32(GPIO0_TCR, in32(GPIO0_TCR) | FPGA_PRG | FPGA_CLK | FPGA_DATA); /* setup for output */
out32(GPIO0_OR, in32(GPIO0_OR) | FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set pins to high */
DBG("%s, ",((in32(IBM405GP_GPIO0_IR) & FPGA_DONE) == 0) ? "NOT DONE" : "DONE" );
DBG("%s\n",((in32(IBM405GP_GPIO0_IR) & FPGA_INIT) == 0) ? "NOT INIT" : "INIT" );
DBG("%s, ",((in32(GPIO0_IR) & FPGA_DONE) == 0) ? "NOT DONE" : "DONE" );
DBG("%s\n",((in32(GPIO0_IR) & FPGA_INIT) == 0) ? "NOT INIT" : "INIT" );
/*
* Init fpga by asserting and deasserting PROGRAM*
@@ -134,7 +129,7 @@ static int fpga_boot(unsigned char *fpgadata, int size)
/* Wait for FPGA init line low */
count = 0;
while (in32(IBM405GP_GPIO0_IR) & FPGA_INIT)
while (in32(GPIO0_IR) & FPGA_INIT)
{
udelay(1000); /* wait 1ms */
/* Check for timeout - 100us max, so use 3ms */
@@ -145,15 +140,15 @@ static int fpga_boot(unsigned char *fpgadata, int size)
}
}
DBG("%s, ",((in32(IBM405GP_GPIO0_IR) & FPGA_DONE) == 0) ? "NOT DONE" : "DONE" );
DBG("%s\n",((in32(IBM405GP_GPIO0_IR) & FPGA_INIT) == 0) ? "NOT INIT" : "INIT" );
DBG("%s, ",((in32(GPIO0_IR) & FPGA_DONE) == 0) ? "NOT DONE" : "DONE" );
DBG("%s\n",((in32(GPIO0_IR) & FPGA_INIT) == 0) ? "NOT INIT" : "INIT" );
/* deassert PROGRAM* */
SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);
/* Wait for FPGA end of init period . */
count = 0;
while (!(in32(IBM405GP_GPIO0_IR) & FPGA_INIT))
while (!(in32(GPIO0_IR) & FPGA_INIT))
{
udelay(1000); /* wait 1ms */
/* Check for timeout */
@@ -164,8 +159,8 @@ static int fpga_boot(unsigned char *fpgadata, int size)
}
}
DBG("%s, ",((in32(IBM405GP_GPIO0_IR) & FPGA_DONE) == 0) ? "NOT DONE" : "DONE" );
DBG("%s\n",((in32(IBM405GP_GPIO0_IR) & FPGA_INIT) == 0) ? "NOT INIT" : "INIT" );
DBG("%s, ",((in32(GPIO0_IR) & FPGA_DONE) == 0) ? "NOT DONE" : "DONE" );
DBG("%s\n",((in32(GPIO0_IR) & FPGA_INIT) == 0) ? "NOT INIT" : "INIT" );
DBG("write configuration data into fpga\n");
/* write configuration-data into fpga... */
@@ -237,8 +232,8 @@ static int fpga_boot(unsigned char *fpgadata, int size)
}
#endif
DBG("%s, ",((in32(IBM405GP_GPIO0_IR) & FPGA_DONE) == 0) ? "NOT DONE" : "DONE" );
DBG("%s\n",((in32(IBM405GP_GPIO0_IR) & FPGA_INIT) == 0) ? "NOT INIT" : "INIT" );
DBG("%s, ",((in32(GPIO0_IR) & FPGA_DONE) == 0) ? "NOT DONE" : "DONE" );
DBG("%s\n",((in32(GPIO0_IR) & FPGA_INIT) == 0) ? "NOT INIT" : "INIT" );
/*
* Check if fpga's DONE signal - correctly booted ?
@@ -246,7 +241,7 @@ static int fpga_boot(unsigned char *fpgadata, int size)
/* Wait for FPGA end of programming period . */
count = 0;
while (!(in32(IBM405GP_GPIO0_IR) & FPGA_DONE))
while (!(in32(GPIO0_IR) & FPGA_DONE))
{
udelay(1000); /* wait 1ms */
/* Check for timeout */

View File

@@ -28,5 +28,9 @@
ifeq ($(BOARD_REVISION),CPCI4052)
TEXT_BASE = 0xFFFC0000
else
ifeq ($(BOARD_REVISION),CPCI405AB)
TEXT_BASE = 0xFFFC0000
else
TEXT_BASE = 0xFFFD0000
endif
endif

View File

@@ -37,7 +37,11 @@
const unsigned char fpgadata[] =
{
#ifdef CONFIG_CPCI405_VER2
# include "fpgadata_cpci4052.c"
# ifdef CONFIG_CPCI405AB
# include "fpgadata_cpci405ab.c"
# else
# include "fpgadata_cpci4052.c"
# endif
#else
# include "fpgadata_cpci405.c"
#endif
@@ -74,10 +78,10 @@ int board_pre_init (void)
/*
* First pull fpga-prg pin low, to disable fpga logic (on version 2 board)
*/
out32(IBM405GP_GPIO0_ODR, 0x00000000); /* no open drain pins */
out32(IBM405GP_GPIO0_TCR, CFG_FPGA_PRG); /* setup for output */
out32(IBM405GP_GPIO0_OR, CFG_FPGA_PRG); /* set output pins to high */
out32(IBM405GP_GPIO0_OR, 0); /* pull prg low */
out32(GPIO0_ODR, 0x00000000); /* no open drain pins */
out32(GPIO0_TCR, CFG_FPGA_PRG); /* setup for output */
out32(GPIO0_OR, CFG_FPGA_PRG); /* set output pins to high */
out32(GPIO0_OR, 0); /* pull prg low */
/*
* Boot onboard FPGA
@@ -192,10 +196,10 @@ int cpci405_version(void)
*/
cntrl0Reg = mfdcr(cntrl0);
mtdcr(cntrl0, cntrl0Reg | 0x03000000);
out32(IBM405GP_GPIO0_ODR, in32(IBM405GP_GPIO0_ODR) & ~0x00180000);
out32(IBM405GP_GPIO0_TCR, in32(IBM405GP_GPIO0_TCR) & ~0x00180000);
out32(GPIO0_ODR, in32(GPIO0_ODR) & ~0x00180000);
out32(GPIO0_TCR, in32(GPIO0_TCR) & ~0x00180000);
udelay(1000); /* wait some time before reading input */
value = in32(IBM405GP_GPIO0_IR) & 0x00180000; /* get config bits */
value = in32(GPIO0_IR) & 0x00180000; /* get config bits */
/*
* Restore GPIO settings
@@ -234,6 +238,7 @@ int misc_init_r (void)
bd_t *bd = gd->bd;
char * tmp; /* Temporary char pointer */
unsigned long cntrl0Reg;
#ifdef CONFIG_CPCI405_VER2
unsigned char *dst;
@@ -241,7 +246,6 @@ int misc_init_r (void)
int status;
int index;
int i;
unsigned long cntrl0Reg;
/*
* On CPCI-405 version 2 the environment is saved in eeprom!
@@ -377,6 +381,12 @@ int misc_init_r (void)
#endif /* CONFIG_CPCI405_VER2 */
/*
* Select cts (and not dsr) on uart1
*/
cntrl0Reg = mfdcr(cntrl0);
mtdcr(cntrl0, cntrl0Reg | 0x00001000);
/*
* Write ethernet addr in NVRAM for VxWorks
*/
@@ -499,4 +509,44 @@ void ide_set_reset(int on)
#endif /* CONFIG_IDE_RESET */
#endif /* CONFIG_CPCI405_VER2 */
#if 0 /* test-only */
/* ------------------------------------------------------------------------- */
u8 *dhcp_vendorex_prep (u8 * e)
{
char *ptr;
/* DHCP vendor-class-identifier = 60 */
if ((ptr = getenv ("dhcp_vendor-class-identifier"))) {
*e++ = 60;
*e++ = strlen (ptr);
while (*ptr)
*e++ = *ptr++;
}
/* my DHCP_CLIENT_IDENTIFIER = 61 */
if ((ptr = getenv ("dhcp_client_id"))) {
*e++ = 61;
*e++ = strlen (ptr);
while (*ptr)
*e++ = *ptr++;
}
return e;
}
/* ------------------------------------------------------------------------- */
u8 *dhcp_vendorex_proc (u8 * popt)
{
if (*popt == 61)
return (u8 *)-1;
if (*popt == 43) {
printf("|%s|", popt+4); /* test-only */
return (u8 *)-1;
}
return NULL;
}
/* ------------------------------------------------------------------------- */
#endif /* test-only */

View File

@@ -86,11 +86,11 @@ unsigned long flash_init (void)
/* Re-do sizing to get full correct info */
if (size_b1) {
base_b1 = -size_b1;
if (size_b1 < (1 << 20)) {
/* minimum CS size on PPC405GP is 1MB !!! */
size_b1 = 1 << 20;
}
base_b1 = -size_b1;
mtdcr (ebccfga, pb0cr);
pbcr = mfdcr (ebccfgd);
mtdcr (ebccfga, pb0cr);
@@ -103,11 +103,11 @@ unsigned long flash_init (void)
}
if (size_b0) {
base_b0 = base_b1 - size_b0;
if (size_b0 < (1 << 20)) {
/* minimum CS size on PPC405GP is 1MB !!! */
size_b0 = 1 << 20;
}
base_b0 = base_b1 - size_b0;
mtdcr (ebccfga, pb1cr);
pbcr = mfdcr (ebccfgd);
mtdcr (ebccfga, pb1cr);

File diff suppressed because it is too large Load Diff

View File

@@ -36,66 +36,7 @@
extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
#if 0 /* test-only */
#include "../common/fpga.c"
void error_print(void)
{
int i;
volatile unsigned char *ptr;
volatile unsigned long *ptr2;
printf("\n 2nd SJA1000:\n");
ptr = 0xf0000100;
for (i=0; i<0x20; i++) {
printf("%02x ", *ptr++);
}
ptr2 = 0xf0400008;
printf("\nTimestamp = %x\n", *ptr2);
udelay(1000);
printf("Timestamp = %x\n", *ptr2);
udelay(1000);
printf("Timestamp = %x\n", *ptr2);
#if 0 /* test-only */
/*
* Reset FPGA via FPGA_DATA pin
*/
printf("Resetting FPGA...\n");
SET_FPGA(FPGA_PRG | FPGA_CLK);
udelay(1000); /* wait 1ms */
SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);
udelay(1000); /* wait 1ms */
do_loadpci(NULL, 0,0, NULL);
#endif
}
void read_loop(void)
{
int i;
volatile unsigned char *ptr;
volatile unsigned char val;
volatile unsigned long *ptr2;
printf("\nread loop on 1st sja1000...");
while (1) {
ptr = 0xf0000000;
/* printf("\n1st SJA1000:\n");*/
for (i=0; i<0x20; i++) {
i = i;
val = *ptr++;
/* printf("%02x ", val);*/
}
/* Abort if ctrl-c was pressed */
if (ctrlc()) {
puts("\nAbort\n");
return 0;
}
}
}
#endif
/*
* Command loadpci: wait for signal from host and boot image.
*/
@@ -110,66 +51,6 @@ int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
char str[] = "\\|/-";
char *local_args[2];
#if 0 /* test-only */
puts("\nStarting sja1000 test...");
{
int count;
volatile unsigned char *ptr;
volatile unsigned char val;
volatile unsigned char val2;
#if 1 /* write test */
ptr = 0xf0000014;
for (i=1; i<11; i++)
*ptr++ = i;
#endif
count = 0;
while (1) {
count++;
#if 0 /* write test */
ptr = 0xf0000014;
for (i=1; i<11; i++)
*ptr++ = i;
#endif
#if 1 /* read test */
ptr = 0xf0000014;
for (i=1; i<11; i++) {
val = *ptr++;
#if 1
if (val != i) {
ptr = 0xf0000100;
val = *ptr; /* trigger las */
ptr = 0xf0000014;
val2 = *ptr;
printf("\nERROR: count=%d: soll=%x ist=%x -> staring read loop on 1st sja1000...\n", count, i, val);
printf("soll=%x ist=%x -> staring read loop on 1st sja1000...\n", 1, val2);
return 0; /* test-only */
udelay(1000);
error_print();
read_loop();
return 0;
}
#endif
}
#endif
/* Abort if ctrl-c was pressed */
if (ctrlc()) {
puts("\nAbort\n");
return 0;
}
if (!(count % 100000)) {
printf(".");
}
}
}
#endif
/*
* Mark sync address
*/
@@ -212,13 +93,13 @@ int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
printf("\nStoring PCI Configuration Regs...\n");
} else {
sprintf(addr, "%08x", *ptr);
/*
* Boot image
*/
printf("\nBooting image at addr 0x%s ...\n", addr);
setenv("loadaddr", addr);
local_args[0] = argv[0];
local_args[1] = NULL;
status = do_bootm (cmdtp, 0, 1, local_args);

File diff suppressed because it is too large Load Diff

View File

@@ -84,6 +84,11 @@ int board_pre_init (void)
cntrl0Reg = mfdcr(cntrl0);
mtdcr(cntrl0, cntrl0Reg | 0x00008000);
/*
* EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 25 us
*/
mtebc (epcr, 0xa8400000); /* ebc always driven */
return 0;
}
@@ -186,7 +191,7 @@ int misc_init_r (void)
}
}
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
*magic = 0; /* clear pci reconfig magic again */
}

46
board/esd/pmc405/Makefile Normal file
View File

@@ -0,0 +1,46 @@
#
# (C) Copyright 2000, 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o strataflash.o
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $^
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

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@@ -0,0 +1,28 @@
#
# (C) Copyright 2000, 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
#
# esd PMC405 boards
#
TEXT_BASE = 0xFFFC0000

229
board/esd/pmc405/pmc405.c Normal file
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@@ -0,0 +1,229 @@
/*
* (C) Copyright 2001-2003
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/processor.h>
#include <command.h>
#include <cmd_boot.h>
#include <malloc.h>
/* ------------------------------------------------------------------------- */
/* Prototypes */
int gunzip(void *, int, unsigned char *, int *);
int board_pre_init (void)
{
/*
* IRQ 0-15 405GP internally generated; active high; level sensitive
* IRQ 16 405GP internally generated; active low; level sensitive
* IRQ 17-24 RESERVED
* IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
* IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive
* IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive
* IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive
* IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive
* IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive
* IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
*/
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr(uicer, 0x00000000); /* disable all ints */
mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/
mtdcr(uicpr, 0xFFFFFF81); /* set int polarities */
mtdcr(uictr, 0x10000000); /* set int trigger levels */
mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority*/
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
/*
* EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 15 us
*/
mtebc (epcr, 0xa8400000);
return 0;
}
/* ------------------------------------------------------------------------- */
int misc_init_f (void)
{
return 0; /* dummy implementation */
}
int misc_init_r (void)
{
#if 0 /* test-only */
DECLARE_GLOBAL_DATA_PTR;
volatile unsigned short *fpga_mode =
(unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL);
volatile unsigned char *duart0_mcr =
(unsigned char *)((ulong)DUART0_BA + 4);
volatile unsigned char *duart1_mcr =
(unsigned char *)((ulong)DUART1_BA + 4);
bd_t *bd = gd->bd;
char * tmp; /* Temporary char pointer */
unsigned char *dst;
ulong len = sizeof(fpgadata);
int status;
int index;
int i;
unsigned long cntrl0Reg;
/*
* Setup GPIO pins (CS6+CS7 as GPIO)
*/
cntrl0Reg = mfdcr(cntrl0);
mtdcr(cntrl0, cntrl0Reg | 0x00300000);
dst = malloc(CFG_FPGA_MAX_SIZE);
if (gunzip (dst, CFG_FPGA_MAX_SIZE, (uchar *)fpgadata, (int *)&len) != 0) {
printf ("GUNZIP ERROR - must RESET board to recover\n");
do_reset (NULL, 0, 0, NULL);
}
status = fpga_boot(dst, len);
if (status != 0) {
printf("\nFPGA: Booting failed ");
switch (status) {
case ERROR_FPGA_PRG_INIT_LOW:
printf("(Timeout: INIT not low after asserting PROGRAM*)\n ");
break;
case ERROR_FPGA_PRG_INIT_HIGH:
printf("(Timeout: INIT not high after deasserting PROGRAM*)\n ");
break;
case ERROR_FPGA_PRG_DONE:
printf("(Timeout: DONE not high after programming FPGA)\n ");
break;
}
/* display infos on fpgaimage */
index = 15;
for (i=0; i<4; i++) {
len = dst[index];
printf("FPGA: %s\n", &(dst[index+1]));
index += len+3;
}
putc ('\n');
/* delayed reboot */
for (i=20; i>0; i--) {
printf("Rebooting in %2d seconds \r",i);
for (index=0;index<1000;index++)
udelay(1000);
}
putc ('\n');
do_reset(NULL, 0, 0, NULL);
}
/* restore gpio/cs settings */
mtdcr(cntrl0, cntrl0Reg);
puts("FPGA: ");
/* display infos on fpgaimage */
index = 15;
for (i=0; i<4; i++) {
len = dst[index];
printf("%s ", &(dst[index+1]));
index += len+3;
}
putc ('\n');
free(dst);
/*
* Reset FPGA via FPGA_DATA pin
*/
SET_FPGA(FPGA_PRG | FPGA_CLK);
udelay(1000); /* wait 1ms */
SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);
udelay(1000); /* wait 1ms */
/*
* Enable power on PS/2 interface
*/
*fpga_mode |= CFG_FPGA_CTRL_PS2_RESET;
/*
* Enable interrupts in exar duart mcr[3]
*/
*duart0_mcr = 0x08;
*duart1_mcr = 0x08;
#endif
return (0);
}
/*
* Check Board Identity:
*/
int checkboard (void)
{
unsigned char str[64];
int i = getenv_r ("serial#", str, sizeof(str));
puts ("Board: ");
if (i == -1) {
puts ("### No HW ID - assuming ABG405");
} else {
puts(str);
}
putc ('\n');
return 0;
}
/* ------------------------------------------------------------------------- */
long int initdram (int board_type)
{
unsigned long val;
mtdcr(memcfga, mem_mb0cf);
val = mfdcr(memcfgd);
#if 0
printf("\nmb0cf=%x\n", val); /* test-only */
printf("strap=%x\n", mfdcr(strap)); /* test-only */
#endif
return (4*1024*1024 << ((val & 0x000e0000) >> 17));
}
/* ------------------------------------------------------------------------- */
int testdram (void)
{
/* TODO: XXX XXX XXX */
printf ("test: 16 MB - ok\n");
return (0);
}
/* ------------------------------------------------------------------------- */

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@@ -0,0 +1,796 @@
/*
* (C) Copyright 2002
* Brad Kemp, Seranoa Networks, Brad.Kemp@seranoa.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/processor.h>
#undef DEBUG_FLASH
/*
* This file implements a Common Flash Interface (CFI) driver for ppcboot.
* The width of the port and the width of the chips are determined at initialization.
* These widths are used to calculate the address for access CFI data structures.
* It has been tested on an Intel Strataflash implementation.
*
* References
* JEDEC Standard JESD68 - Common Flash Interface (CFI)
* JEDEC Standard JEP137-A Common Flash Interface (CFI) ID Codes
* Intel Application Note 646 Common Flash Interface (CFI) and Command Sets
* Intel 290667-008 3 Volt Intel StrataFlash Memory datasheet
*
* TODO
* Use Primary Extended Query table (PRI) and Alternate Algorithm Query Table (ALT) to determine if protection is available
* Add support for other command sets Use the PRI and ALT to determine command set
* Verify erase and program timeouts.
*/
#define FLASH_CMD_CFI 0x98
#define FLASH_CMD_READ_ID 0x90
#define FLASH_CMD_RESET 0xff
#define FLASH_CMD_BLOCK_ERASE 0x20
#define FLASH_CMD_ERASE_CONFIRM 0xD0
#define FLASH_CMD_WRITE 0x40
#define FLASH_CMD_PROTECT 0x60
#define FLASH_CMD_PROTECT_SET 0x01
#define FLASH_CMD_PROTECT_CLEAR 0xD0
#define FLASH_CMD_CLEAR_STATUS 0x50
#define FLASH_CMD_WRITE_TO_BUFFER 0xE8
#define FLASH_CMD_WRITE_BUFFER_CONFIRM 0xD0
#define FLASH_STATUS_DONE 0x80
#define FLASH_STATUS_ESS 0x40
#define FLASH_STATUS_ECLBS 0x20
#define FLASH_STATUS_PSLBS 0x10
#define FLASH_STATUS_VPENS 0x08
#define FLASH_STATUS_PSS 0x04
#define FLASH_STATUS_DPS 0x02
#define FLASH_STATUS_R 0x01
#define FLASH_STATUS_PROTECT 0x01
#define FLASH_OFFSET_CFI 0x55
#define FLASH_OFFSET_CFI_RESP 0x10
#define FLASH_OFFSET_WTOUT 0x1F
#define FLASH_OFFSET_WBTOUT 0x20
#define FLASH_OFFSET_ETOUT 0x21
#define FLASH_OFFSET_CETOUT 0x22
#define FLASH_OFFSET_WMAX_TOUT 0x23
#define FLASH_OFFSET_WBMAX_TOUT 0x24
#define FLASH_OFFSET_EMAX_TOUT 0x25
#define FLASH_OFFSET_CEMAX_TOUT 0x26
#define FLASH_OFFSET_SIZE 0x27
#define FLASH_OFFSET_INTERFACE 0x28
#define FLASH_OFFSET_BUFFER_SIZE 0x2A
#define FLASH_OFFSET_NUM_ERASE_REGIONS 0x2C
#define FLASH_OFFSET_ERASE_REGIONS 0x2D
#define FLASH_OFFSET_PROTECT 0x02
#define FLASH_OFFSET_USER_PROTECTION 0x85
#define FLASH_OFFSET_INTEL_PROTECTION 0x81
#define FLASH_MAN_CFI 0x01000000
typedef union {
unsigned char c;
unsigned short w;
unsigned long l;
} cfiword_t;
typedef union {
unsigned char * cp;
unsigned short *wp;
unsigned long *lp;
} cfiptr_t;
#define NUM_ERASE_REGIONS 4
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/*-----------------------------------------------------------------------
* Functions
*/
static void flash_add_byte(flash_info_t *info, cfiword_t * cword, uchar c);
static void flash_make_cmd(flash_info_t * info, uchar cmd, void * cmdbuf);
static void flash_write_cmd(flash_info_t * info, int sect, uchar offset, uchar cmd);
static int flash_isequal(flash_info_t * info, int sect, uchar offset, uchar cmd);
static int flash_isset(flash_info_t * info, int sect, uchar offset, uchar cmd);
static int flash_detect_cfi(flash_info_t * info);
static ulong flash_get_size (ulong base, int banknum);
static int flash_write_cfiword (flash_info_t *info, ulong dest, cfiword_t cword);
static int flash_full_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt);
#ifdef CFG_FLASH_USE_BUFFER_WRITE
static int flash_write_cfibuffer(flash_info_t * info, ulong dest, uchar * cp, int len);
#endif
/*-----------------------------------------------------------------------
* create an address based on the offset and the port width
*/
inline uchar * flash_make_addr(flash_info_t * info, int sect, int offset)
{
return ((uchar *)(info->start[sect] + (offset * info->portwidth)));
}
/*-----------------------------------------------------------------------
* read a character at a port width address
*/
inline uchar flash_read_uchar(flash_info_t * info, uchar offset)
{
uchar *cp;
cp = flash_make_addr(info, 0, offset);
return (cp[info->portwidth - 1]);
}
/*-----------------------------------------------------------------------
* read a short word by swapping for ppc format.
*/
ushort flash_read_ushort(flash_info_t * info, int sect, uchar offset)
{
uchar * addr;
addr = flash_make_addr(info, sect, offset);
return ((addr[(2*info->portwidth) - 1] << 8) | addr[info->portwidth - 1]);
}
/*-----------------------------------------------------------------------
* read a long word by picking the least significant byte of each maiximum
* port size word. Swap for ppc format.
*/
ulong flash_read_long(flash_info_t * info, int sect, uchar offset)
{
uchar * addr;
addr = flash_make_addr(info, sect, offset);
return ( (addr[(2*info->portwidth) - 1] << 24 ) | (addr[(info->portwidth) -1] << 16) |
(addr[(4*info->portwidth) - 1] << 8) | addr[(3*info->portwidth) - 1]);
}
/*-----------------------------------------------------------------------
*/
unsigned long flash_init (void)
{
unsigned long size;
int i;
unsigned long address;
/* The flash is positioned back to back, with the demultiplexing of the chip
* based on the A24 address line.
*
*/
address = CFG_FLASH_BASE;
size = 0;
/* Init: no FLASHes known */
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
size += flash_info[i].size = flash_get_size(address, i);
address += CFG_FLASH_INCREMENT;
if (flash_info[0].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n",i,
flash_info[0].size, flash_info[i].size<<20);
}
}
#if 0 /* test-only */
/* Monitor protection ON by default */
#if (CFG_MONITOR_BASE >= CFG_FLASH_BASE)
for(i=0; flash_info[0].start[i] < CFG_MONITOR_BASE+CFG_MONITOR_LEN-1; i++)
(void)flash_real_protect(&flash_info[0], i, 1);
#endif
#else
/* monitor protection ON by default */
flash_protect (FLAG_PROTECT_SET,
- CFG_MONITOR_LEN,
- 1, &flash_info[1]);
#endif
return (size);
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
int rcode = 0;
int prot;
int sect;
if( info->flash_id != FLASH_MAN_CFI) {
printf ("Can't erase unknown flash type - aborted\n");
return 1;
}
if ((s_first < 0) || (s_first > s_last)) {
printf ("- no sectors to erase\n");
return 1;
}
prot = 0;
for (sect=s_first; sect<=s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot) {
printf ("- Warning: %d protected sectors will not be erased!\n",
prot);
} else {
printf ("\n");
}
for (sect = s_first; sect<=s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
flash_write_cmd(info, sect, 0, FLASH_CMD_CLEAR_STATUS);
flash_write_cmd(info, sect, 0, FLASH_CMD_BLOCK_ERASE);
flash_write_cmd(info, sect, 0, FLASH_CMD_ERASE_CONFIRM);
if(flash_full_status_check(info, sect, info->erase_blk_tout, "erase")) {
rcode = 1;
} else
printf(".");
}
}
printf (" done\n");
return rcode;
}
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t *info)
{
int i;
if (info->flash_id != FLASH_MAN_CFI) {
printf ("missing or unknown FLASH type\n");
return;
}
printf("CFI conformant FLASH (%d x %d)",
(info->portwidth << 3 ), (info->chipwidth << 3 ));
printf (" Size: %ld MB in %d Sectors\n",
info->size >> 20, info->sector_count);
printf(" Erase timeout %ld ms, write timeout %ld ms, buffer write timeout %ld ms, buffer size %d\n",
info->erase_blk_tout, info->write_tout, info->buffer_write_tout, info->buffer_size);
printf (" Sector Start Addresses:");
for (i=0; i<info->sector_count; ++i) {
#ifdef CFG_FLASH_EMPTY_INFO
int k;
int size;
int erased;
volatile unsigned long *flash;
/*
* Check if whole sector is erased
*/
if (i != (info->sector_count-1))
size = info->start[i+1] - info->start[i];
else
size = info->start[0] + info->size - info->start[i];
erased = 1;
flash = (volatile unsigned long *)info->start[i];
size = size >> 2; /* divide by 4 for longword access */
for (k=0; k<size; k++)
{
if (*flash++ != 0xffffffff)
{
erased = 0;
break;
}
}
if ((i % 5) == 0)
printf ("\n ");
/* print empty and read-only info */
printf (" %08lX%s%s",
info->start[i],
erased ? " E" : " ",
info->protect[i] ? "RO " : " ");
#else
if ((i % 5) == 0)
printf ("\n ");
printf (" %08lX%s",
info->start[i],
info->protect[i] ? " (RO)" : " ");
#endif
}
printf ("\n");
return;
}
/*-----------------------------------------------------------------------
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
ulong wp;
ulong cp;
int aln;
cfiword_t cword;
int i, rc;
/* get lower aligned address */
wp = (addr & ~(info->portwidth - 1));
/* handle unaligned start */
if((aln = addr - wp) != 0) {
cword.l = 0;
cp = wp;
for(i=0;i<aln; ++i, ++cp)
flash_add_byte(info, &cword, (*(uchar *)cp));
for(; (i< info->portwidth) && (cnt > 0) ; i++) {
flash_add_byte(info, &cword, *src++);
cnt--;
cp++;
}
for(; (cnt == 0) && (i < info->portwidth); ++i, ++cp)
flash_add_byte(info, &cword, (*(uchar *)cp));
if((rc = flash_write_cfiword(info, wp, cword)) != 0)
return rc;
wp = cp;
}
#ifdef CFG_FLASH_USE_BUFFER_WRITE
while(cnt >= info->portwidth) {
i = info->buffer_size > cnt? cnt: info->buffer_size;
if((rc = flash_write_cfibuffer(info, wp, src,i)) != ERR_OK)
return rc;
wp += i;
src += i;
cnt -=i;
}
#else
/* handle the aligned part */
while(cnt >= info->portwidth) {
cword.l = 0;
for(i = 0; i < info->portwidth; i++) {
flash_add_byte(info, &cword, *src++);
}
if((rc = flash_write_cfiword(info, wp, cword)) != 0)
return rc;
wp += info->portwidth;
cnt -= info->portwidth;
}
#endif /* CFG_FLASH_USE_BUFFER_WRITE */
if (cnt == 0) {
return (0);
}
/*
* handle unaligned tail bytes
*/
cword.l = 0;
for (i=0, cp=wp; (i<info->portwidth) && (cnt>0); ++i, ++cp) {
flash_add_byte(info, &cword, *src++);
--cnt;
}
for (; i<info->portwidth; ++i, ++cp) {
flash_add_byte(info, & cword, (*(uchar *)cp));
}
return flash_write_cfiword(info, wp, cword);
}
/*-----------------------------------------------------------------------
*/
int flash_real_protect(flash_info_t *info, long sector, int prot)
{
int retcode = 0;
flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT);
if(prot)
flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT_SET);
else
flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT_CLEAR);
if((retcode = flash_full_status_check(info, sector, info->erase_blk_tout,
prot?"protect":"unprotect")) == 0) {
info->protect[sector] = prot;
/* Intel's unprotect unprotects all locking */
if(prot == 0) {
int i;
for(i = 0 ; i<info->sector_count; i++) {
if(info->protect[i])
flash_real_protect(info, i, 1);
}
}
}
return retcode;
}
/*-----------------------------------------------------------------------
* wait for XSR.7 to be set. Time out with an error if it does not.
* This routine does not set the flash to read-array mode.
*/
static int flash_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt)
{
ulong start;
/* Wait for command completion */
start = get_timer (0);
while(!flash_isset(info, sector, 0, FLASH_STATUS_DONE)) {
if (get_timer(start) > info->erase_blk_tout) {
printf("Flash %s timeout at address %lx\n", prompt, info->start[sector]);
flash_write_cmd(info, sector, 0, FLASH_CMD_RESET);
return ERR_TIMOUT;
}
}
return ERR_OK;
}
/*-----------------------------------------------------------------------
* Wait for XSR.7 to be set, if it times out print an error, otherwise do a full status check.
* This routine sets the flash to read-array mode.
*/
static int flash_full_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt)
{
int retcode;
retcode = flash_status_check(info, sector, tout, prompt);
if((retcode == ERR_OK) && !flash_isequal(info,sector, 0, FLASH_STATUS_DONE)) {
retcode = ERR_INVAL;
printf("Flash %s error at address %lx\n", prompt,info->start[sector]);
if(flash_isset(info, sector, 0, FLASH_STATUS_ECLBS | FLASH_STATUS_PSLBS)){
printf("Command Sequence Error.\n");
} else if(flash_isset(info, sector, 0, FLASH_STATUS_ECLBS)){
printf("Block Erase Error.\n");
retcode = ERR_NOT_ERASED;
} else if (flash_isset(info, sector, 0, FLASH_STATUS_PSLBS)) {
printf("Locking Error\n");
}
if(flash_isset(info, sector, 0, FLASH_STATUS_DPS)){
printf("Block locked.\n");
retcode = ERR_PROTECTED;
}
if(flash_isset(info, sector, 0, FLASH_STATUS_VPENS))
printf("Vpp Low Error.\n");
}
flash_write_cmd(info, sector, 0, FLASH_CMD_RESET);
return retcode;
}
/*-----------------------------------------------------------------------
*/
static void flash_add_byte(flash_info_t *info, cfiword_t * cword, uchar c)
{
switch(info->portwidth) {
case FLASH_CFI_8BIT:
cword->c = c;
break;
case FLASH_CFI_16BIT:
cword->w = (cword->w << 8) | c;
break;
case FLASH_CFI_32BIT:
cword->l = (cword->l << 8) | c;
}
}
/*-----------------------------------------------------------------------
* make a proper sized command based on the port and chip widths
*/
static void flash_make_cmd(flash_info_t * info, uchar cmd, void * cmdbuf)
{
int i;
uchar *cp = (uchar *)cmdbuf;
for(i=0; i< info->portwidth; i++)
*cp++ = ((i+1) % info->chipwidth) ? '\0':cmd;
}
/*
* Write a proper sized command to the correct address
*/
static void flash_write_cmd(flash_info_t * info, int sect, uchar offset, uchar cmd)
{
volatile cfiptr_t addr;
cfiword_t cword;
addr.cp = flash_make_addr(info, sect, offset);
flash_make_cmd(info, cmd, &cword);
switch(info->portwidth) {
case FLASH_CFI_8BIT:
*addr.cp = cword.c;
break;
case FLASH_CFI_16BIT:
*addr.wp = cword.w;
break;
case FLASH_CFI_32BIT:
*addr.lp = cword.l;
break;
}
}
/*-----------------------------------------------------------------------
*/
static int flash_isequal(flash_info_t * info, int sect, uchar offset, uchar cmd)
{
cfiptr_t cptr;
cfiword_t cword;
int retval;
cptr.cp = flash_make_addr(info, sect, offset);
flash_make_cmd(info, cmd, &cword);
switch(info->portwidth) {
case FLASH_CFI_8BIT:
retval = (cptr.cp[0] == cword.c);
break;
case FLASH_CFI_16BIT:
retval = (cptr.wp[0] == cword.w);
break;
case FLASH_CFI_32BIT:
retval = (cptr.lp[0] == cword.l);
break;
default:
retval = 0;
break;
}
return retval;
}
/*-----------------------------------------------------------------------
*/
static int flash_isset(flash_info_t * info, int sect, uchar offset, uchar cmd)
{
cfiptr_t cptr;
cfiword_t cword;
int retval;
cptr.cp = flash_make_addr(info, sect, offset);
flash_make_cmd(info, cmd, &cword);
switch(info->portwidth) {
case FLASH_CFI_8BIT:
retval = ((cptr.cp[0] & cword.c) == cword.c);
break;
case FLASH_CFI_16BIT:
retval = ((cptr.wp[0] & cword.w) == cword.w);
break;
case FLASH_CFI_32BIT:
retval = ((cptr.lp[0] & cword.l) == cword.l);
break;
default:
retval = 0;
break;
}
return retval;
}
/*-----------------------------------------------------------------------
* detect if flash is compatible with the Common Flash Interface (CFI)
* http://www.jedec.org/download/search/jesd68.pdf
*
*/
static int flash_detect_cfi(flash_info_t * info)
{
for(info->portwidth=FLASH_CFI_8BIT; info->portwidth <= FLASH_CFI_32BIT;
info->portwidth <<= 1) {
for(info->chipwidth =FLASH_CFI_BY8;
info->chipwidth <= info->portwidth;
info->chipwidth <<= 1) {
flash_write_cmd(info, 0, 0, FLASH_CMD_RESET);
flash_write_cmd(info, 0, FLASH_OFFSET_CFI, FLASH_CMD_CFI);
if(flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP,'Q') &&
flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 1, 'R') &&
flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 2, 'Y'))
return 1;
}
}
return 0;
}
/*
* The following code cannot be run from FLASH!
*
*/
static ulong flash_get_size (ulong base, int banknum)
{
flash_info_t * info = &flash_info[banknum];
int i, j;
int sect_cnt;
unsigned long sector;
unsigned long tmp;
int size_ratio;
uchar num_erase_regions;
int erase_region_size;
int erase_region_count;
info->start[0] = base;
if(flash_detect_cfi(info)){
#ifdef DEBUG_FLASH
printf("portwidth=%d chipwidth=%d\n", info->portwidth, info->chipwidth); /* test-only */
#endif
size_ratio = info->portwidth / info->chipwidth;
num_erase_regions = flash_read_uchar(info, FLASH_OFFSET_NUM_ERASE_REGIONS);
#ifdef DEBUG_FLASH
printf("found %d erase regions\n", num_erase_regions);
#endif
sect_cnt = 0;
sector = base;
for(i = 0 ; i < num_erase_regions; i++) {
if(i > NUM_ERASE_REGIONS) {
printf("%d erase regions found, only %d used\n",
num_erase_regions, NUM_ERASE_REGIONS);
break;
}
tmp = flash_read_long(info, 0, FLASH_OFFSET_ERASE_REGIONS);
erase_region_size = (tmp & 0xffff)? ((tmp & 0xffff) * 256): 128;
tmp >>= 16;
erase_region_count = (tmp & 0xffff) +1;
for(j = 0; j< erase_region_count; j++) {
info->start[sect_cnt] = sector;
sector += (erase_region_size * size_ratio);
info->protect[sect_cnt] = flash_isset(info, sect_cnt, FLASH_OFFSET_PROTECT, FLASH_STATUS_PROTECT);
sect_cnt++;
}
}
info->sector_count = sect_cnt;
/* multiply the size by the number of chips */
info->size = (1 << flash_read_uchar(info, FLASH_OFFSET_SIZE)) * size_ratio;
info->buffer_size = (1 << flash_read_ushort(info, 0, FLASH_OFFSET_BUFFER_SIZE));
tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_ETOUT);
info->erase_blk_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_EMAX_TOUT)));
tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_WBTOUT);
info->buffer_write_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_WBMAX_TOUT)));
tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_WTOUT);
info->write_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_WMAX_TOUT)))/ 1000;
info->flash_id = FLASH_MAN_CFI;
}
flash_write_cmd(info, 0, 0, FLASH_CMD_RESET);
return(info->size);
}
/*-----------------------------------------------------------------------
*/
static int flash_write_cfiword (flash_info_t *info, ulong dest, cfiword_t cword)
{
cfiptr_t ctladdr;
cfiptr_t cptr;
int flag;
ctladdr.cp = flash_make_addr(info, 0, 0);
cptr.cp = (uchar *)dest;
/* Check if Flash is (sufficiently) erased */
switch(info->portwidth) {
case FLASH_CFI_8BIT:
flag = ((cptr.cp[0] & cword.c) == cword.c);
break;
case FLASH_CFI_16BIT:
flag = ((cptr.wp[0] & cword.w) == cword.w);
break;
case FLASH_CFI_32BIT:
flag = ((cptr.lp[0] & cword.l) == cword.l);
break;
default:
return 2;
}
if(!flag)
return 2;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
flash_write_cmd(info, 0, 0, FLASH_CMD_CLEAR_STATUS);
flash_write_cmd(info, 0, 0, FLASH_CMD_WRITE);
switch(info->portwidth) {
case FLASH_CFI_8BIT:
cptr.cp[0] = cword.c;
break;
case FLASH_CFI_16BIT:
cptr.wp[0] = cword.w;
break;
case FLASH_CFI_32BIT:
cptr.lp[0] = cword.l;
break;
}
/* re-enable interrupts if necessary */
if(flag)
enable_interrupts();
return flash_full_status_check(info, 0, info->write_tout, "write");
}
#ifdef CFG_FLASH_USE_BUFFER_WRITE
/* loop through the sectors from the highest address
* when the passed address is greater or equal to the sector address
* we have a match
*/
static int find_sector(flash_info_t *info, ulong addr)
{
int sector;
for(sector = info->sector_count - 1; sector >= 0; sector--) {
if(addr >= info->start[sector])
break;
}
return sector;
}
static int flash_write_cfibuffer(flash_info_t * info, ulong dest, uchar * cp, int len)
{
int sector;
int cnt;
int retcode;
volatile cfiptr_t src;
volatile cfiptr_t dst;
src.cp = cp;
dst.cp = (uchar *)dest;
sector = find_sector(info, dest);
flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
flash_write_cmd(info, sector, 0, FLASH_CMD_WRITE_TO_BUFFER);
if((retcode = flash_status_check(info, sector, info->buffer_write_tout,
"write to buffer")) == ERR_OK) {
switch(info->portwidth) {
case FLASH_CFI_8BIT:
cnt = len;
break;
case FLASH_CFI_16BIT:
cnt = len >> 1;
break;
case FLASH_CFI_32BIT:
cnt = len >> 2;
break;
default:
return ERR_INVAL;
break;
}
flash_write_cmd(info, sector, 0, (uchar)cnt-1);
while(cnt-- > 0) {
switch(info->portwidth) {
case FLASH_CFI_8BIT:
*dst.cp++ = *src.cp++;
break;
case FLASH_CFI_16BIT:
*dst.wp++ = *src.wp++;
break;
case FLASH_CFI_32BIT:
*dst.lp++ = *src.lp++;
break;
default:
return ERR_INVAL;
break;
}
}
flash_write_cmd(info, sector, 0, FLASH_CMD_WRITE_BUFFER_CONFIRM);
retcode = flash_full_status_check(info, sector, info->buffer_write_tout,
"buffer write");
}
flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
return retcode;
}
#endif /* CFG_USE_FLASH_BUFFER_WRITE */

142
board/esd/pmc405/u-boot.lds Normal file
View File

@@ -0,0 +1,142 @@
/*
* (C) Copyright 2000, 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
.resetvec 0xFFFFFFFC :
{
*(.resetvec)
} = 0xffff
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/ppc4xx/start.o (.text)
cpu/ppc4xx/traps.o (.text)
cpu/ppc4xx/interrupts.o (.text)
cpu/ppc4xx/serial.o (.text)
cpu/ppc4xx/cpu_init.o (.text)
cpu/ppc4xx/speed.o (.text)
cpu/ppc4xx/405gp_enet.o (.text)
common/dlmalloc.o (.text)
lib_generic/crc32.o (.text)
lib_ppc/extable.o (.text)
lib_generic/zlib.o (.text)
/* . = env_offset;*/
/* common/environment.o(.text)*/
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

View File

@@ -208,6 +208,7 @@ int checkboard (void)
case 0x22 :
case 0x23 :
case 0x24 :
case 0x2a :
case 0x3f :
puts ("FADS");
break;

View File

@@ -147,7 +147,7 @@ static void flash_get_offsets (ulong base, flash_info_t *info)
int i;
/* set up sector start address table */
if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) {
if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040 || (info->flash_id & FLASH_TYPEMASK) == FLASH_AM080 ) {
/* set sector offsets for uniform sector type */
for (i = 0; i < info->sector_count; i++) {
info->start[i] = base + (i * 0x00040000);
@@ -179,6 +179,8 @@ void flash_print_info (flash_info_t *info)
{
case FLASH_AM040: printf ("29F040 or 29LV040 (4 Mbit, uniform sectors)\n");
break;
case FLASH_AM080: printf ("29F080 or 29LV080 (8 Mbit, uniform sectors)\n");
break;
case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n");
break;
case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n");
@@ -278,6 +280,12 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
info->size = 0x00200000;
break; /* => 2 MB */
case AMD_ID_F080B:
info->flash_id += FLASH_AM080;
info->sector_count =16;
info->size = 0x00400000;
break; /* => 4 MB */
case AMD_ID_LV400T:
info->flash_id += FLASH_AM400T;
info->sector_count = 11;

View File

@@ -1,8 +1,7 @@
This directory contains board specific code for a generic MPC860T based
embedded computer, called 'GEN860T'. The design is generic in the sense that
common, readily available components are used and that the architecture of the
system is i(relatively) straightforward:
system is relatively straightforward:
One eight bit wide boot (FLASH) memory
32 bit main memory using SDRAM
@@ -23,14 +22,14 @@ hearing from you, especially if you discover bugs or find ways to improve the
quality of this U-Boot port.
Here are the salient features of the system:
Clock : 33 Mhz oscillator
Processor core frequency : 66 Mhz if in 1:2:1 mode; can also run 1:1
Bus frequency : 33 Mhz
Clock : 33.3 Mhz oscillator
Processor core frequency : 66.6 Mhz if in 1:2:1 mode; can also run 1:1
Bus frequency : 33.3 Mhz
Main memory:
Type : SDRAM
Width : 32 bits
Size : 64 megabytes
Size : 64 mibibytes
Chip : Two Micron MT48LC16M16A2TG-7E
CS : MPC860T CS1*/UPMA
UPMA CONNECTIONS:
@@ -42,7 +41,7 @@ Main memory:
Boot memory:
Type : FLASH
Width : 8 bits
Size : 16 megabytes
Size : 16 mibibytes
Chip : One Intel 28F128J3A (StrataFlash)
CS : MPC860T CS0*/GPCM (this is the "boot" chip select)
@@ -56,7 +55,7 @@ EEPROM memory:
Filesystem memory:
Type : NAND FLASH (Toshiba)
Width : 8 bits (i.e. interface to DOC is 8 bits)
Size : 32 megabytes
Size : 32 mibibytes
Chip : One DiskOnCHip Millenium Plus (DOC 2000+)
CS : MPC860T CS2*/GPCM
@@ -92,6 +91,12 @@ Miscellaneous:
Mil-Std 1553 databus interface on CS5*/GPCM.
Audio sounder (beeper) with digital volume control connected to SPKROUT.
SC variant:
A reduced-feature version of the GEN860T port is also supported: GEN860T_SC.
The 'SC' variant only provides support for the Virtex FPGA, SDRAM main
memory, EEPROM and flash memory. The system clock frequency is reduced
to 24 MHz.
Issues:
The DOC 2000+ returns 0x40 as its device ID when probed using the method
desxribed in the DOC datasheet. Unfortunately, the U-Boot DOC driver
@@ -105,11 +110,11 @@ Status:
in MTD for this device. I wish I had known this sooner :(
The GEN860T board specific files and configuration is based on the work
of others who have contributed to U-Boot. The copright and license notices
of others who have contributed to U-Boot. The copyright and license notices
of these authors have been retained wherever their code has been reused.
All new code to support the GEN860T board is:
(C) Copyright 2001-2002
(C) Copyright 2001-2003
Keith Outwater (keith_outwater@mvis.com)
and the following license applies:

View File

@@ -271,18 +271,12 @@ misc_init_r (void)
int
last_stage_init(void)
{
#if !defined(CONFIG_SC)
unsigned char buf[256];
int i;
/*
* Set LEDs here since status LED init code has already run
*/
status_led_set(STATUS_LED_BIT1, STATUS_LED_ON);
status_led_set(STATUS_LED_BIT3, STATUS_LED_ON);
/*
* Turn the beeper volume all the way down in case this is a warm
* boot.
* Turn the beeper volume all the way down in case this is a warm boot.
*/
set_beeper_volume(-64);
init_beeper();
@@ -294,6 +288,18 @@ last_stage_init(void)
if (i > 0) {
do_beeper(buf);
}
#endif
return 0;
}
/*
* Stub to make POST code happy. Can't self-poweroff, so just hang.
*/
void
board_poweroff(void)
{
puts("### Please power off the board ###\n");
while (1);
}
/* vim: set ts=4 sw=4 tw=78 : */

View File

@@ -42,8 +42,9 @@
const mpc8xx_iop_conf_t iop_conf_tab[NUM_PORTS][PORT_BITS] = {
/*
* Port A configuration
* Pin Signal Type Active Initial state
* PA7 fpgaProgramLowOut Out Low High
* Pin Signal Type Active Initial state
* PA7 fpgaProgramLowOut Out Low High
* PA1 fpgaCoreVoltageFailLow In Low N/A
*/
{ /* conf ppar psor pdir podr pdat pint function */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* No pin */
@@ -62,22 +63,32 @@ const mpc8xx_iop_conf_t iop_conf_tab[NUM_PORTS][PORT_BITS] = {
/* PA4 */ { 1, 0, 0, 1, 0, 0, 0 }, /* red bicolor LED 0*/
/* PA3 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PA2 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#if !defined(CONFIG_SC)
/* PA1 */ { 1, 0, 0, 0, 0, 0, 0 }, /* fpgaCoreVoltageFail*/
#else
/* PA1 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#endif
/* PA0 */ { 0, 0, 0, 0, 0, 0, 0 } /* */
},
/*
* Port B configuration
* Pin Signal Type Active Initial state
* PB14 docBusyLowIn In Low X
* PB15 gpio1Sig Out High Low
* PB16 fpgaDoneBi In High X
* PB17 swBitOkLowOut Out Low Low
* PB17 swBitOkLowOut Out Low High
* PB19 speakerVolSig Out/Hi-Z High/Low High (Hi-Z)
* PB22 fpgaInitLowBi In Low X
* PB23 batteryOkSig In High X
*/
{ /* conf ppar psor pdir podr pdat pint function */
/* PB31 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
* PB31 pulseCatcherClr Out High 0
*/
{ /* conf ppar psor pdir podr pdat pint function */
#if !defined(CONFIG_SC)
/* PB31 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#else
/* PB31 */ { 1, 0, 0, 1, 0, 0, 0 }, /* pulseCatcherClr */
#endif
/* PB30 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PB29 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PB28 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
@@ -85,19 +96,32 @@ const mpc8xx_iop_conf_t iop_conf_tab[NUM_PORTS][PORT_BITS] = {
/* PB26 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PB25 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PB24 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#if !defined(CONFIG_SC)
/* PB23 */ { 1, 0, 0, 0, 0, 0, 0 }, /* batteryOk */
#else
/* PB23 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#endif
/* PB22 */ { 1, 0, 0, 0, 0, 0, 0 }, /* fpgaInitLowBi */
/* PB21 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PB20 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#if !defined(CONFIG_SC)
/* PB19 */ { 1, 0, 0, 1, 1, 1, 0 }, /* speakerVol */
#else
/* PB19 */ { 0, 0, 0, 1, 1, 1, 0 }, /* */
#endif
/* PB18 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PB17 */ { 1, 0, 0, 1, 0, 0, 0 }, /* swBitOkLow */
/* PB17 */ { 1, 0, 0, 1, 0, 1, 0 }, /* swBitOkLow */
/* PB16 */ { 1, 0, 0, 0, 0, 0, 0 }, /* fpgaDone */
/* PB15 */ { 1, 0, 0, 1, 0, 0, 0 }, /* gpio1 */
#if !defined(CONFIG_SC)
/* PB14 */ { 1, 0, 0, 0, 0, 0, 0 } /* docBusyLow */
},
#else
/* PB14 */ { 0, 0, 0, 0, 0, 0, 0 } /* */
#endif
},
/*
* Port C configuration
* Pin Signal Type Active Initial state
* PC4 i2cBus1EnSig Out High High
* PC5 i2cBus2EnSig Out High High
@@ -108,29 +132,48 @@ const mpc8xx_iop_conf_t iop_conf_tab[NUM_PORTS][PORT_BITS] = {
* PC12 systemBitOkIn In High X
* PC15 selfDreqLow In Low X
*/
{ /* conf ppar psor pdir podr pdat pint function */
{ /* conf ppar psor pdir podr pdat pint function */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PC15 */ { 1, 0, 0, 0, 0, 0, 0 }, /* selfDreqLowIn */
/* PC14 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PC13 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#if !defined(CONFIG_SC)
/* PC12 */ { 1, 0, 0, 0, 0, 0, 0 }, /* systemBitOkIn */
#else
/* PC12 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#endif
/* PC11 */ { 1, 0, 0, 1, 0, 1, 0 }, /* fpgaResetLowOut */
#if !defined(CONFIG_SC)
/* PC10 */ { 1, 0, 0, 1, 0, 1, 0 }, /* i2cBus4EnSig */
#else
/* PC10 */ { 0, 0, 0, 1, 0, 1, 0 }, /* */
#endif
/* PC9 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
#if !defined(CONFIG_SC)
/* PC8 */ { 1, 0, 0, 1, 0, 1, 0 }, /* i2cBus3EnSig */
#else
/* PC8 */ { 0, 0, 0, 1, 0, 1, 0 }, /* */
#endif
/* PC7 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PC6 */ { 1, 0, 0, 1, 0, 1, 0 }, /* gpio0 */
#if !defined(CONFIG_SC)
/* PC5 */ { 1, 0, 0, 1, 0, 1, 0 }, /* i2cBus2EnSig */
/* PC4 */ { 1, 0, 0, 1, 0, 1, 0 }, /* i2cBus1EnSig */
#else
/* PC5 */ { 0, 0, 0, 1, 0, 1, 0 }, /* */
/* PC4 */ { 0, 0, 0, 1, 0, 1, 0 }, /* */
#endif
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 } /* */
},
},
/* Port D configuration */
{ /* conf ppar psor pdir podr pdat pint function */
/*
* Port D configuration
*/
{ /* conf ppar psor pdir podr pdat pint function */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* PD15 */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
@@ -149,7 +192,7 @@ const mpc8xx_iop_conf_t iop_conf_tab[NUM_PORTS][PORT_BITS] = {
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 }, /* */
/* N/A */ { 0, 0, 0, 0, 0, 0, 0 } /* */
}
}
};
/*

View File

@@ -0,0 +1,132 @@
/*
* Linker command file for the GEN860T board when the environment is
* stored in flash memory.
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
SECTIONS
{
/*
* Read-only sections, merged into text segment:
*/
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
cpu/mpc8xx/start.o (.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/*
* Read-write section, merged into data segment:
*/
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data:
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
.ppcenv:
{
. = env_offset;
common/environment.o
}
}

View File

@@ -56,15 +56,6 @@ SECTIONS
.text :
{
cpu/mpc8xx/start.o (.text)
common/dlmalloc.o (.text)
lib_ppc/ppcstring.o (.text)
lib_generic/vsprintf.o (.text)
lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text)
/* . = env_offset;
common/environment.o(.text) */
*(.text)
*(.fixup)
*(.got1)
@@ -128,8 +119,6 @@ SECTIONS
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

41
board/incaip/Makefile Normal file
View File

@@ -0,0 +1,41 @@
#
# (C) Copyright 2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o flash.o
SOBJS = memsetup.o
$(LIB): .depend $(OBJS) $(SOBJS)
$(AR) crv $@ $^
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

32
board/incaip/config.mk Normal file
View File

@@ -0,0 +1,32 @@
#
# (C) Copyright 2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
#
# INCA-IP board with MIPS 4Kc CPU core
#
# ROM version
TEXT_BASE = 0xB0000000
# RAM version
#TEXT_BASE = 0x80100000

671
board/incaip/flash.c Normal file
View File

@@ -0,0 +1,671 @@
/*
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/inca-ip.h>
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/* NOTE - CONFIG_FLASH_16BIT means the CPU interface is 16-bit, it
* has nothing to do with the flash chip being 8-bit or 16-bit.
*/
#ifdef CONFIG_FLASH_16BIT
typedef unsigned short FLASH_PORT_WIDTH;
typedef volatile unsigned short FLASH_PORT_WIDTHV;
#define FLASH_ID_MASK 0xFFFF
#else
typedef unsigned long FLASH_PORT_WIDTH;
typedef volatile unsigned long FLASH_PORT_WIDTHV;
#define FLASH_ID_MASK 0xFFFFFFFF
#endif
#define FPW FLASH_PORT_WIDTH
#define FPWV FLASH_PORT_WIDTHV
#define ORMASK(size) ((-size) & OR_AM_MSK)
#if 0
#define FLASH_CYCLE1 0x0555
#define FLASH_CYCLE2 0x02aa
#else
#define FLASH_CYCLE1 0x0554
#define FLASH_CYCLE2 0x02ab
#endif
/*-----------------------------------------------------------------------
* Functions
*/
static ulong flash_get_size(FPWV *addr, flash_info_t *info);
static void flash_reset(flash_info_t *info);
static int write_word_intel(flash_info_t *info, FPWV *dest, FPW data);
static int write_word_amd(flash_info_t *info, FPWV *dest, FPW data);
static void flash_get_offsets(ulong base, flash_info_t *info);
static flash_info_t *flash_get_info(ulong base);
/*-----------------------------------------------------------------------
* flash_init()
*
* sets up flash_info and returns size of FLASH (bytes)
*/
unsigned long flash_init (void)
{
unsigned long size = 0;
int i;
/* Init: no FLASHes known */
for (i=0; i < CFG_MAX_FLASH_BANKS; ++i) {
ulong flashbase = (i == 0) ? PHYS_FLASH_1 : PHYS_FLASH_2;
ulong * buscon = (ulong *)
((i == 0) ? INCA_IP_EBU_EBU_BUSCON0 : INCA_IP_EBU_EBU_BUSCON2);
/* Disable write protection */
*buscon &= ~INCA_IP_EBU_EBU_BUSCON1_WRDIS;
#if 1
memset(&flash_info[i], 0, sizeof(flash_info_t));
#endif
flash_info[i].size =
flash_get_size((FPW *)flashbase, &flash_info[i]);
if (flash_info[i].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx\n",
i, flash_info[i].size);
}
size += flash_info[i].size;
}
#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
/* monitor protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE+CFG_MONITOR_LEN-1,
flash_get_info(CFG_MONITOR_BASE));
#endif
#ifdef CFG_ENV_IS_IN_FLASH
/* ENV protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_ENV_ADDR,
CFG_ENV_ADDR+CFG_ENV_SIZE-1,
flash_get_info(CFG_ENV_ADDR));
#endif
return size;
}
/*-----------------------------------------------------------------------
*/
static void flash_reset(flash_info_t *info)
{
FPWV *base = (FPWV *)(info->start[0]);
/* Put FLASH back in read mode */
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL)
*base = (FPW)0x00FF00FF; /* Intel Read Mode */
else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD)
*base = (FPW)0x00F000F0; /* AMD Read Mode */
}
/*-----------------------------------------------------------------------
*/
static void flash_get_offsets (ulong base, flash_info_t *info)
{
int i;
/* set up sector start address table */
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL
&& (info->flash_id & FLASH_BTYPE)) {
int bootsect_size; /* number of bytes/boot sector */
int sect_size; /* number of bytes/regular sector */
bootsect_size = 0x00002000 * (sizeof(FPW)/2);
sect_size = 0x00010000 * (sizeof(FPW)/2);
/* set sector offsets for bottom boot block type */
for (i = 0; i < 8; ++i) {
info->start[i] = base + (i * bootsect_size);
}
for (i = 8; i < info->sector_count; i++) {
info->start[i] = base + ((i - 7) * sect_size);
}
}
else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD
&& (info->flash_id & FLASH_TYPEMASK) == FLASH_AM640U) {
int sect_size; /* number of bytes/sector */
sect_size = 0x00010000 * (sizeof(FPW)/2);
/* set up sector start address table (uniform sector type) */
for( i = 0; i < info->sector_count; i++ )
info->start[i] = base + (i * sect_size);
}
}
/*-----------------------------------------------------------------------
*/
static flash_info_t *flash_get_info(ulong base)
{
int i;
flash_info_t * info;
for (i = 0; i < CFG_MAX_FLASH_BANKS; i ++) {
info = & flash_info[i];
if (info->start[0] <= base && base < info->start[0] + info->size)
break;
}
return i == CFG_MAX_FLASH_BANKS ? 0 : info;
}
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t *info)
{
int i;
uchar *boottype;
uchar *bootletter;
uchar *fmt;
uchar botbootletter[] = "B";
uchar topbootletter[] = "T";
uchar botboottype[] = "bottom boot sector";
uchar topboottype[] = "top boot sector";
if (info->flash_id == FLASH_UNKNOWN) {
printf ("missing or unknown FLASH type\n");
return;
}
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_AMD: printf ("AMD "); break;
case FLASH_MAN_BM: printf ("BRIGHT MICRO "); break;
case FLASH_MAN_FUJ: printf ("FUJITSU "); break;
case FLASH_MAN_SST: printf ("SST "); break;
case FLASH_MAN_STM: printf ("STM "); break;
case FLASH_MAN_INTEL: printf ("INTEL "); break;
default: printf ("Unknown Vendor "); break;
}
/* check for top or bottom boot, if it applies */
if (info->flash_id & FLASH_BTYPE) {
boottype = botboottype;
bootletter = botbootletter;
}
else {
boottype = topboottype;
bootletter = topbootletter;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_AM640U:
fmt = "29LV641D (64 Mbit, uniform sectors)\n";
break;
case FLASH_28F800C3B:
case FLASH_28F800C3T:
fmt = "28F800C3%s (8 Mbit, %s)\n";
break;
case FLASH_INTEL800B:
case FLASH_INTEL800T:
fmt = "28F800B3%s (8 Mbit, %s)\n";
break;
case FLASH_28F160C3B:
case FLASH_28F160C3T:
fmt = "28F160C3%s (16 Mbit, %s)\n";
break;
case FLASH_INTEL160B:
case FLASH_INTEL160T:
fmt = "28F160B3%s (16 Mbit, %s)\n";
break;
case FLASH_28F320C3B:
case FLASH_28F320C3T:
fmt = "28F320C3%s (32 Mbit, %s)\n";
break;
case FLASH_INTEL320B:
case FLASH_INTEL320T:
fmt = "28F320B3%s (32 Mbit, %s)\n";
break;
case FLASH_28F640C3B:
case FLASH_28F640C3T:
fmt = "28F640C3%s (64 Mbit, %s)\n";
break;
case FLASH_INTEL640B:
case FLASH_INTEL640T:
fmt = "28F640B3%s (64 Mbit, %s)\n";
break;
default:
fmt = "Unknown Chip Type\n";
break;
}
printf (fmt, bootletter, boottype);
printf (" Size: %ld MB in %d Sectors\n",
info->size >> 20,
info->sector_count);
printf (" Sector Start Addresses:");
for (i=0; i<info->sector_count; ++i) {
if ((i % 5) == 0) {
printf ("\n ");
}
printf (" %08lX%s", info->start[i],
info->protect[i] ? " (RO)" : " ");
}
printf ("\n");
}
/*-----------------------------------------------------------------------
*/
/*
* The following code cannot be run from FLASH!
*/
ulong flash_get_size (FPWV *addr, flash_info_t *info)
{
/* Write auto select command: read Manufacturer ID */
/* Write auto select command sequence and test FLASH answer */
addr[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* for AMD, Intel ignores this */
addr[FLASH_CYCLE2] = (FPW)0x00550055; /* for AMD, Intel ignores this */
addr[FLASH_CYCLE1] = (FPW)0x00900090; /* selects Intel or AMD */
/* The manufacturer codes are only 1 byte, so just use 1 byte.
* This works for any bus width and any FLASH device width.
*/
switch (addr[1] & 0xff) {
case (uchar)AMD_MANUFACT:
info->flash_id = FLASH_MAN_AMD;
break;
case (uchar)INTEL_MANUFACT:
info->flash_id = FLASH_MAN_INTEL;
break;
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
break;
}
/* Check 16 bits or 32 bits of ID so work on 32 or 16 bit bus. */
if (info->flash_id != FLASH_UNKNOWN) switch (addr[0]) {
case (FPW)AMD_ID_LV640U: /* 29LV640 and 29LV641 have same ID */
info->flash_id += FLASH_AM640U;
info->sector_count = 128;
info->size = 0x00800000 * (sizeof(FPW)/2);
break; /* => 8 or 16 MB */
case (FPW)INTEL_ID_28F800C3B:
info->flash_id += FLASH_28F800C3B;
info->sector_count = 23;
info->size = 0x00100000 * (sizeof(FPW)/2);
break; /* => 1 or 2 MB */
case (FPW)INTEL_ID_28F800B3B:
info->flash_id += FLASH_INTEL800B;
info->sector_count = 23;
info->size = 0x00100000 * (sizeof(FPW)/2);
break; /* => 1 or 2 MB */
case (FPW)INTEL_ID_28F160C3B:
info->flash_id += FLASH_28F160C3B;
info->sector_count = 39;
info->size = 0x00200000 * (sizeof(FPW)/2);
break; /* => 2 or 4 MB */
case (FPW)INTEL_ID_28F160B3B:
info->flash_id += FLASH_INTEL160B;
info->sector_count = 39;
info->size = 0x00200000 * (sizeof(FPW)/2);
break; /* => 2 or 4 MB */
case (FPW)INTEL_ID_28F320C3B:
info->flash_id += FLASH_28F320C3B;
info->sector_count = 71;
info->size = 0x00400000 * (sizeof(FPW)/2);
break; /* => 4 or 8 MB */
case (FPW)INTEL_ID_28F320B3B:
info->flash_id += FLASH_INTEL320B;
info->sector_count = 71;
info->size = 0x00400000 * (sizeof(FPW)/2);
break; /* => 4 or 8 MB */
case (FPW)INTEL_ID_28F640C3B:
info->flash_id += FLASH_28F640C3B;
info->sector_count = 135;
info->size = 0x00800000 * (sizeof(FPW)/2);
break; /* => 8 or 16 MB */
case (FPW)INTEL_ID_28F640B3B:
info->flash_id += FLASH_INTEL640B;
info->sector_count = 135;
info->size = 0x00800000 * (sizeof(FPW)/2);
break; /* => 8 or 16 MB */
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
return (0); /* => no or unknown flash */
}
flash_get_offsets((ulong)addr, info);
/* Put FLASH back in read mode */
flash_reset(info);
return (info->size);
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
FPWV *addr;
int flag, prot, sect;
int intel = (info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL;
ulong start, now, last;
int rcode = 0;
if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) {
printf ("- missing\n");
} else {
printf ("- no sectors to erase\n");
}
return 1;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_INTEL800B:
case FLASH_INTEL160B:
case FLASH_INTEL320B:
case FLASH_INTEL640B:
case FLASH_28F800C3B:
case FLASH_28F160C3B:
case FLASH_28F320C3B:
case FLASH_28F640C3B:
case FLASH_AM640U:
break;
case FLASH_UNKNOWN:
default:
printf ("Can't erase unknown flash type %08lx - aborted\n",
info->flash_id);
return 1;
}
prot = 0;
for (sect=s_first; sect<=s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot) {
printf ("- Warning: %d protected sectors will not be erased!\n",
prot);
} else {
printf ("\n");
}
last = get_timer(0);
/* Start erase on unprotected sectors */
for (sect = s_first; sect<=s_last && rcode == 0; sect++) {
if (info->protect[sect] != 0) /* protected, skip it */
continue;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
addr = (FPWV *)(info->start[sect]);
if (intel) {
*addr = (FPW)0x00500050; /* clear status register */
*addr = (FPW)0x00200020; /* erase setup */
*addr = (FPW)0x00D000D0; /* erase confirm */
}
else {
/* must be AMD style if not Intel */
FPWV *base; /* first address in bank */
base = (FPWV *)(info->start[0]);
base[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* unlock */
base[FLASH_CYCLE2] = (FPW)0x00550055; /* unlock */
base[FLASH_CYCLE1] = (FPW)0x00800080; /* erase mode */
base[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* unlock */
base[FLASH_CYCLE2] = (FPW)0x00550055; /* unlock */
*addr = (FPW)0x00300030; /* erase sector */
}
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
start = get_timer(0);
/* wait at least 50us for AMD, 80us for Intel.
* Let's wait 1 ms.
*/
udelay (1000);
while ((*addr & (FPW)0x00800080) != (FPW)0x00800080) {
if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
if (intel) {
/* suspend erase */
*addr = (FPW)0x00B000B0;
}
flash_reset(info); /* reset to read mode */
rcode = 1; /* failed */
break;
}
/* show that we're waiting */
if ((get_timer(last)) > CFG_HZ) {/* every second */
putc ('.');
last = get_timer(0);
}
}
/* show that we're waiting */
if ((get_timer(last)) > CFG_HZ) { /* every second */
putc ('.');
last = get_timer(0);
}
flash_reset(info); /* reset to read mode */
}
printf (" done\n");
return rcode;
}
/*-----------------------------------------------------------------------
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
FPW data = 0; /* 16 or 32 bit word, matches flash bus width on MPC8XX */
int bytes; /* number of bytes to program in current word */
int left; /* number of bytes left to program */
int i, res;
for (left = cnt, res = 0;
left > 0 && res == 0;
addr += sizeof(data), left -= sizeof(data) - bytes) {
bytes = addr & (sizeof(data) - 1);
addr &= ~(sizeof(data) - 1);
/* combine source and destination data so can program
* an entire word of 16 or 32 bits
*/
for (i = 0; i < sizeof(data); i++) {
data <<= 8;
if (i < bytes || i - bytes >= left )
data += *((uchar *)addr + i);
else
data += *src++;
}
/* write one word to the flash */
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_AMD:
res = write_word_amd(info, (FPWV *)addr, data);
break;
case FLASH_MAN_INTEL:
res = write_word_intel(info, (FPWV *)addr, data);
break;
default:
/* unknown flash type, error! */
printf ("missing or unknown FLASH type\n");
res = 1; /* not really a timeout, but gives error */
break;
}
}
return (res);
}
/*-----------------------------------------------------------------------
* Write a word to Flash for AMD FLASH
* A word is 16 or 32 bits, whichever the bus width of the flash bank
* (not an individual chip) is.
*
* returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_word_amd (flash_info_t *info, FPWV *dest, FPW data)
{
ulong start;
int flag;
int res = 0; /* result, assume success */
FPWV *base; /* first address in flash bank */
/* Check if Flash is (sufficiently) erased */
if ((*dest & data) != data) {
return (2);
}
base = (FPWV *)(info->start[0]);
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
base[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* unlock */
base[FLASH_CYCLE2] = (FPW)0x00550055; /* unlock */
base[FLASH_CYCLE1] = (FPW)0x00A000A0; /* selects program mode */
*dest = data; /* start programming the data */
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
start = get_timer (0);
/* data polling for D7 */
while (res == 0 && (*dest & (FPW)0x00800080) != (data & (FPW)0x00800080)) {
if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
*dest = (FPW)0x00F000F0; /* reset bank */
res = 1;
}
}
return (res);
}
/*-----------------------------------------------------------------------
* Write a word to Flash for Intel FLASH
* A word is 16 or 32 bits, whichever the bus width of the flash bank
* (not an individual chip) is.
*
* returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_word_intel (flash_info_t *info, FPWV *dest, FPW data)
{
ulong start;
int flag;
int res = 0; /* result, assume success */
/* Check if Flash is (sufficiently) erased */
if ((*dest & data) != data) {
return (2);
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
*dest = (FPW)0x00500050; /* clear status register */
*dest = (FPW)0x00FF00FF; /* make sure in read mode */
*dest = (FPW)0x00400040; /* program setup */
*dest = data; /* start programming the data */
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
start = get_timer (0);
while (res == 0 && (*dest & (FPW)0x00800080) != (FPW)0x00800080) {
if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
*dest = (FPW)0x00B000B0; /* Suspend program */
res = 1;
}
}
if (res == 0 && (*dest & (FPW)0x00100010))
res = 1; /* write failed, time out error is close enough */
*dest = (FPW)0x00500050; /* clear status register */
*dest = (FPW)0x00FF00FF; /* make sure in read mode */
return (res);
}

157
board/incaip/incaip.c Normal file
View File

@@ -0,0 +1,157 @@
/*
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <command.h>
#include <asm/addrspace.h>
#include <asm/inca-ip.h>
extern uint incaip_get_cpuclk(void);
static ulong max_sdram_size(void)
{
/* The only supported SDRAM data width is 16bit.
*/
#define CFG_DW 2
/* The only supported number of SDRAM banks is 4.
*/
#define CFG_NB 4
ulong cfgpb0 = *INCA_IP_SDRAM_MC_CFGPB0;
int cols = cfgpb0 & 0xF;
int rows = (cfgpb0 & 0xF0) >> 4;
ulong size = (1 << (rows + cols)) * CFG_DW * CFG_NB;
return size;
}
/*
* Check memory range for valid RAM. A simple memory test determines
* the actually available RAM size between addresses `base' and
* `base + maxsize'. Some (not all) hardware errors are detected:
* - short between address lines
* - short between data lines
*/
static long int dram_size(long int *base, long int maxsize)
{
volatile long int *addr;
ulong cnt, val;
ulong save[32]; /* to make test non-destructive */
unsigned char i = 0;
for (cnt = (maxsize / sizeof (long)) >> 1; cnt > 0; cnt >>= 1) {
addr = base + cnt; /* pointer arith! */
save[i++] = *addr;
*addr = ~cnt;
}
/* write 0 to base address */
addr = base;
save[i] = *addr;
*addr = 0;
/* check at base address */
if ((val = *addr) != 0) {
*addr = save[i];
return (0);
}
for (cnt = 1; cnt < maxsize / sizeof (long); cnt <<= 1) {
addr = base + cnt; /* pointer arith! */
val = *addr;
*addr = save[--i];
if (val != (~cnt)) {
return (cnt * sizeof (long));
}
}
return (maxsize);
}
long int initdram(int board_type)
{
int rows, cols, best_val = *INCA_IP_SDRAM_MC_CFGPB0;
ulong size, max_size = 0;
ulong our_address;
asm volatile ("move %0, $25" : "=r" (our_address) :);
/* Can't probe for RAM size unless we are running from Flash.
*/
if (PHYSADDR(our_address) < PHYSADDR(PHYS_FLASH_1))
{
return max_sdram_size();
}
for (cols = 0x8; cols <= 0xC; cols++)
{
for (rows = 0xB; rows <= 0xD; rows++)
{
*INCA_IP_SDRAM_MC_CFGPB0 = (0x14 << 8) |
(rows << 4) | cols;
size = dram_size((ulong *)CFG_SDRAM_BASE,
max_sdram_size());
if (size > max_size)
{
best_val = *INCA_IP_SDRAM_MC_CFGPB0;
max_size = size;
}
}
}
*INCA_IP_SDRAM_MC_CFGPB0 = best_val;
return max_size;
}
int checkboard (void)
{
unsigned long chipid = *INCA_IP_WDT_CHIPID;
int part_num;
puts ("Board: INCA-IP ");
part_num = (chipid >> 12) & 0xffff;
switch (part_num) {
case 0xc0:
printf ("Standard Version, ");
break;
case 0xc1:
printf ("Basic Version, ");
break;
default:
printf ("Unknown Part Number 0x%x ", part_num);
break;
}
printf ("Chip V1.%ld, ", (chipid >> 28));
printf("CPU Speed %d MHz\n", incaip_get_cpuclk()/1000000);
return 0;
}

157
board/incaip/memsetup.S Normal file
View File

@@ -0,0 +1,157 @@
/*
* Memory sub-system initialization code for INCA-IP development board.
*
* Copyright (c) 2003 Wolfgang Denk <wd@denx.de>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
#include <version.h>
#include <asm/regdef.h>
#define EBU_MODUL_BASE 0xB8000200
#define EBU_CLC(value) 0x0000(value)
#define EBU_CON(value) 0x0010(value)
#define EBU_ADDSEL0(value) 0x0020(value)
#define EBU_ADDSEL1(value) 0x0024(value)
#define EBU_ADDSEL2(value) 0x0028(value)
#define EBU_BUSCON0(value) 0x0060(value)
#define EBU_BUSCON1(value) 0x0064(value)
#define EBU_BUSCON2(value) 0x0068(value)
#define MC_MODUL_BASE 0xBF800000
#define MC_ERRCAUSE(value) 0x0100(value)
#define MC_ERRADDR(value) 0x0108(value)
#define MC_IOGP(value) 0x0800(value)
#define MC_SELFRFSH(value) 0x0A00(value)
#define MC_CTRLENA(value) 0x1000(value)
#define MC_MRSCODE(value) 0x1008(value)
#define MC_CFGDW(value) 0x1010(value)
#define MC_CFGPB0(value) 0x1018(value)
#define MC_LATENCY(value) 0x1038(value)
#define MC_TREFRESH(value) 0x1040(value)
#define CGU_MODUL_BASE 0xBF107000
#define CGU_PLL1CR(value) 0x0008(value)
#define CGU_DIVCR(value) 0x0010(value)
#define CGU_MUXCR(value) 0x0014(value)
#define CGU_PLL1SR(value) 0x000C(value)
.globl memsetup
memsetup:
/* EBU Initialization for the Flash CS0 and CS2.
*/
li t0, EBU_MODUL_BASE
li t1, 0xA0000041
sw t1, EBU_ADDSEL0(t0)
#if CPU_CLOCK_RATE==100000000 /* 100 MHz clock for the MIPS core */
lw t1, EBU_BUSCON0(t0) /* value set up by magic flash word */
sw t1, EBU_BUSCON2(t0)
#else /* 150 MHz or 133 MHz */
li t1, 0x8841417E
sw t1, EBU_BUSCON0(t0)
sw t1, EBU_BUSCON2(t0)
#endif
li t1, 0xA0800041
sw t1, EBU_ADDSEL2(t0)
/* Need to initialize CS1 too, so as to to prevent overlapping with
* Flash bank 1.
*/
li t1, 0xBE0000F1
sw t1, EBU_ADDSEL1(t0)
#if CPU_CLOCK_RATE==100000000 /* 100 MHz clock for the MIPS core */
li t1, 0x684142BD
#else /* 150 MHz or 133 MHz */
li t1, 0x684143FD
#endif
sw t1, EBU_BUSCON1(t0)
#if CPU_CLOCK_RATE==150000000 /* 150 MHz clock for the MIPS core */
li t0, CGU_MODUL_BASE
li t1, 0x80000017
sw t1, CGU_DIVCR(t0)
li t1, 0xC00B0001
sw t1, CGU_PLL1CR(t0)
lui t2, 0x8000
b1:
lw t1, CGU_PLL1SR(t0)
and t1, t1, t2
beq t1, zero, b1
li t1, 0x80000001
sw t1, CGU_MUXCR(t0)
#elif CPU_CLOCK_RATE==133000000 /* 133 MHz clock for the MIPS core */
li t0, CGU_MODUL_BASE
li t1, 0x80000054
sw t1, CGU_DIVCR(t0)
li t1, 0x80000000
sw t1, CGU_MUXCR(t0)
li t1, 0x800B0001
sw t1, CGU_PLL1CR(t0)
#endif
/* SDRAM Initialization.
*/
li t0, MC_MODUL_BASE
/* Clear Error log registers */
sw zero, MC_ERRCAUSE(t0)
sw zero, MC_ERRADDR(t0)
/* Set clock ratio to 1:1 */
li t1, 0x03 /* clkrat=1:1, rddel=3 */
sw t1, MC_IOGP(t0)
/* Clear Power-down registers */
sw zero, MC_SELFRFSH(t0)
/* Set CAS Latency */
li t1, 0x00000020 /* CL = 2 */
sw t1, MC_MRSCODE(t0)
/* Set word width to 16 bit */
li t1, 0x2
sw t1, MC_CFGDW(t0)
/* Set CS0 to SDRAM parameters */
li t1, 0x000014C9
sw t1, MC_CFGPB0(t0)
/* Set SDRAM latency parameters */
li t1, 0x00026325 /* BC PC100 */
sw t1, MC_LATENCY(t0)
/* Set SDRAM refresh rate */
li t1, 0x00000C30 /* 4K/64ms @ 100MHz */
sw t1, MC_TREFRESH(t0)
/* Finally enable the controller */
li t1, 1
sw t1, MC_CTRLENA(t0)
j ra
nop

64
board/incaip/u-boot.lds Normal file
View File

@@ -0,0 +1,64 @@
/*
* (C) Copyright 2003
* Wolfgang Denk Engineering, <wd@denx.de>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
*/
OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips")
OUTPUT_ARCH(mips)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
*(.text)
}
. = ALIGN(4);
.rodata : { *(.rodata) }
. = ALIGN(4);
.data : { *(.data) }
. = ALIGN(4);
.sdata : { *(.sdata) }
_gp = ALIGN(16);
__got_start = .;
.got : { *(.got) }
__got_end = .;
.sdata : { *(.sdata) }
uboot_end_data = .;
num_got_entries = (__got_end - __got_start) >> 2;
. = ALIGN(4);
.sbss : { *(.sbss) }
.bss : { *(.bss) }
uboot_end = .;
}

View File

@@ -10,7 +10,8 @@
* Robert Schwebel, Pengutronix, <r.schwebel@pengutronix.de>
*
* (C) Copyright 2002
* Kai-Uwe Bloem, GDS, <kai-uwe.bloem@auerswald.de>
* Auerswald GmbH & Co KG, Germany
* Kai-Uwe Bloem <kai-uwe.bloem@auerswald.de>
*
* See file CREDITS for list of people who contributed to this
* project.

View File

@@ -48,7 +48,7 @@ int i2c_init_board(void)
icr = ICR; ICR &= ~(ICR_SCLE | ICR_IUE);
/* set gpio pin low _before_ we change direction to output */
GPCR(70) = GPIO_bit(70);
GPCR(70) = GPIO_bit(70);
/* now toggle between output=low and high-impedance */
for (i = 0; i < 20; i++) {
@@ -100,13 +100,8 @@ int board_init (void)
/* memory and cpu-speed are setup before relocation */
/* so we do _nothing_ here */
/* arch number of Innokom board */
gd->bd->bi_arch_number = MACH_TYPE_INNOKOM;
/* adress of boot parameters */
gd->bd->bi_boot_params = 0xa0000100;
/* baud rate */
gd->bd->bi_baudrate = CONFIG_BAUDRATE;
return 0;

View File

@@ -237,18 +237,17 @@ mem_init:
/* ---------------------------------------------------------------- */
/* Before accessing MDREFR we need a valid DRI field, so we set */
/* this to power on defaults + DIR field. */
/* this to power on defaults + DRI field. */
ldr r3, =CFG_MDREFR_VAL
ldr r2, =0xFFF
and r3, r3, r2
ldr r4, =0x03ca4000
orr r4, r4, r3
ldr r4, =0x03ca4fff
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]
ldr r4, =0x03ca4030
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]
/* Note: preserve the mdrefr value in r4 */
/* ---------------------------------------------------------------- */
/* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
@@ -267,18 +266,16 @@ mem_init:
/* Step 4: Initialize SDRAM */
/* ---------------------------------------------------------------- */
/* Step 4a: assert MDREFR:K1RUN and MDREFR:K2RUN and configure */
/* Step 4a: assert MDREFR:K?RUN and configure */
/* MDREFR:K1DB2 and MDREFR:K2DB2 as desired. */
orr r4, r4, #(MDREFR_K1RUN|MDREFR_K0RUN)
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]
ldr r4, =CFG_MDREFR_VAL
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]
/* Step 4b: de-assert MDREFR:SLFRSH. */
bic r4, r4, #(MDREFR_SLFRSH)
bic r4, r4, #(MDREFR_SLFRSH)
str r4, [r1, #MDREFR_OFFSET] /* write back MDREFR */
ldr r4, [r1, #MDREFR_OFFSET]

View File

@@ -31,7 +31,7 @@ SECTIONS
. = ALIGN(4);
.text :
{
cpu/xscale/start.o (.text)
cpu/pxa/start.o (.text)
*(.text)
}

View File

@@ -31,7 +31,7 @@ SECTIONS
. = ALIGN(4);
.text :
{
cpu/xscale/start.o (.text)
cpu/pxa/start.o (.text)
*(.text)
}

View File

@@ -47,11 +47,18 @@ V* Verification: dzu@denx.de
/*------------------------ Local prototypes ---------------------------*/
static long int dram_size (long int, long int *, long int);
static void kbd_init (void);
static int compare_magic (uchar *kbd_data, uchar *str);
/*--------------------- Local macros and constants --------------------*/
#define _NOT_USED_ 0xFFFFFFFF
#ifdef CONFIG_MODEM_SUPPORT
static int key_pressed(void);
extern void disable_putc(void);
#endif /* CONFIG_MODEM_SUPPORT */
/*
* 66 MHz SDRAM access using UPM A
*/
@@ -396,6 +403,7 @@ int board_pre_init (void)
immr->im_cpm.cp_pbodr &= ~PB_ENET_TENA;
immr->im_cpm.cp_pbdat &= ~PB_ENET_TENA; /* set to 0 = disabled */
immr->im_cpm.cp_pbdir |= PB_ENET_TENA;
return (0);
}
@@ -466,38 +474,45 @@ static uchar *key_match (uchar *);
#define KEYBD_SET_DEBUGMODE '#' /* Magic key to enable debug output */
/***********************************************************************
F* Function: int misc_init_r (void) P*A*Z*
F* Function: int board_postclk_init (void) P*A*Z*
*
P* Parameters: none
P*
P* Returnvalue: int
P* - 0 is always returned, even in the case of a keyboard
P* error.
P* - 0 is always returned.
*
Z* Intention: This function is the misc_init_r() method implementation
Z* Intention: This function is the board_postclk_init() method implementation
Z* for the lwmon board.
Z* The keyboard controller is initialized and the result
Z* of a read copied to the environment variable "keybd".
Z* If KEYBD_SET_DEBUGMODE is defined, a check is made for
Z* this key, and if found display to the LCD will be enabled.
Z* The keys in "keybd" are checked against the magic
Z* keycommands defined in the environment.
Z* See also key_match().
*
D* Design: wd@denx.de
C* Coding: wd@denx.de
V* Verification: dzu@denx.de
***********************************************************************/
int misc_init_r (void)
int board_postclk_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
kbd_init();
#ifdef CONFIG_MODEM_SUPPORT
if (key_pressed()) {
disable_putc(); /* modem doesn't understand banner etc */
gd->do_mdm_init = 1;
}
#endif
return (0);
}
static void kbd_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
uchar kbd_data[KEYBD_DATALEN];
uchar tmp_data[KEYBD_DATALEN];
uchar keybd_env[2 * KEYBD_DATALEN + 1];
uchar val, errcd;
uchar *str;
int i;
i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
gd->kbd_status = 0;
/* Read initial keyboard error code */
val = KEYBD_CMD_READ_STATUS;
@@ -508,7 +523,7 @@ int misc_init_r (void)
/* clear "irrelevant" bits. Recommended by Martin Rajek, LWN */
errcd &= ~(KEYBD_STATUS_H_RESET|KEYBD_STATUS_BROWNOUT);
if (errcd) {
printf ("KEYBD: Error %02X\n", errcd);
gd->kbd_status |= errcd << 8;
}
/* Reset error code and verify */
val = KEYBD_CMD_RESET_ERRORS;
@@ -521,28 +536,10 @@ int misc_init_r (void)
val &= KEYBD_STATUS_MASK; /* clear unused bits */
if (val) { /* permanent error, report it */
printf ("*** Keyboard error code %02X ***\n", val);
sprintf (keybd_env, "%02X", val);
setenv ("keybd", keybd_env);
return 0;
gd->kbd_status |= val;
return;
}
/*
* Now we know that we have a working keyboard, so disable
* all output to the LCD except when a key press is detected.
*/
if ((console_assign (stdout, "serial") < 0) ||
(console_assign (stderr, "serial") < 0)) {
printf ("Can't assign serial port as output device\n");
}
/* Read Version */
val = KEYBD_CMD_READ_VERSION;
i2c_write (kbd_addr, 0, 0, &val, 1);
i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_VERSIONLEN);
printf ("KEYBD: Version %d.%d\n", kbd_data[0], kbd_data[1]);
/*
* Read current keyboard state.
*
@@ -569,6 +566,73 @@ int misc_init_r (void)
memcpy (tmp_data, kbd_data, KEYBD_DATALEN);
udelay (5000);
}
}
/***********************************************************************
F* Function: int misc_init_r (void) P*A*Z*
*
P* Parameters: none
P*
P* Returnvalue: int
P* - 0 is always returned, even in the case of a keyboard
P* error.
*
Z* Intention: This function is the misc_init_r() method implementation
Z* for the lwmon board.
Z* The keyboard controller is initialized and the result
Z* of a read copied to the environment variable "keybd".
Z* If KEYBD_SET_DEBUGMODE is defined, a check is made for
Z* this key, and if found display to the LCD will be enabled.
Z* The keys in "keybd" are checked against the magic
Z* keycommands defined in the environment.
Z* See also key_match().
*
D* Design: wd@denx.de
C* Coding: wd@denx.de
V* Verification: dzu@denx.de
***********************************************************************/
int misc_init_r (void)
{
DECLARE_GLOBAL_DATA_PTR;
uchar kbd_data[KEYBD_DATALEN];
uchar keybd_env[2 * KEYBD_DATALEN + 1];
uchar kbd_init_status = gd->kbd_status >> 8;
uchar kbd_status = gd->kbd_status;
uchar val;
uchar *str;
int i;
if (kbd_init_status) {
printf ("KEYBD: Error %02X\n", kbd_init_status);
}
if (kbd_status) { /* permanent error, report it */
printf ("*** Keyboard error code %02X ***\n", kbd_status);
sprintf (keybd_env, "%02X", kbd_status);
setenv ("keybd", keybd_env);
return 0;
}
/*
* Now we know that we have a working keyboard, so disable
* all output to the LCD except when a key press is detected.
*/
if ((console_assign (stdout, "serial") < 0) ||
(console_assign (stderr, "serial") < 0)) {
printf ("Can't assign serial port as output device\n");
}
/* Read Version */
val = KEYBD_CMD_READ_VERSION;
i2c_write (kbd_addr, 0, 0, &val, 1);
i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_VERSIONLEN);
printf ("KEYBD: Version %d.%d\n", kbd_data[0], kbd_data[1]);
/* Read current keyboard state */
val = KEYBD_CMD_READ_KEYS;
i2c_write (kbd_addr, 0, 0, &val, 1);
i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
for (i = 0; i < KEYBD_DATALEN; ++i) {
sprintf (keybd_env + i + i, "%02X", kbd_data[i]);
@@ -598,6 +662,56 @@ int misc_init_r (void)
static uchar kbd_magic_prefix[] = "key_magic";
static uchar kbd_command_prefix[] = "key_cmd";
static int compare_magic (uchar *kbd_data, uchar *str)
{
uchar compare[KEYBD_DATALEN-1];
uchar *nxt;
int i;
/* Don't include modifier byte */
memcpy (compare, kbd_data+1, KEYBD_DATALEN-1);
for (; str != NULL; str = (*nxt) ? nxt+1 : nxt) {
uchar c;
int k;
c = (uchar) simple_strtoul (str, (char **) (&nxt), 16);
if (str == nxt) { /* invalid character */
break;
}
/*
* Check if this key matches the input.
* Set matches to zero, so they match only once
* and we can find duplicates or extra keys
*/
for (k = 0; k < sizeof(compare); ++k) {
if (compare[k] == '\0') /* only non-zero entries */
continue;
if (c == compare[k]) { /* found matching key */
compare[k] = '\0';
break;
}
}
if (k == sizeof(compare)) {
return -1; /* unmatched key */
}
}
/*
* A full match leaves no keys in the `compare' array,
*/
for (i = 0; i < sizeof(compare); ++i) {
if (compare[i])
{
return -1;
}
}
return 0;
}
/***********************************************************************
F* Function: static uchar *key_match (uchar *kbd_data) P*A*Z*
*
@@ -627,12 +741,9 @@ V* Verification: dzu@denx.de
***********************************************************************/
static uchar *key_match (uchar *kbd_data)
{
uchar compare[KEYBD_DATALEN-1];
uchar magic[sizeof (kbd_magic_prefix) + 1];
uchar extra;
uchar *str, *nxt, *suffix;
uchar *suffix;
uchar *kbd_magic_keys;
int i;
/*
* The following string defines the characters that can pe appended
@@ -653,50 +764,7 @@ static uchar *key_match (uchar *kbd_data)
#if 0
printf ("### Check magic \"%s\"\n", magic);
#endif
/* Don't include modifier byte */
memcpy (compare, kbd_data+1, KEYBD_DATALEN-1);
extra = 0;
for (str= getenv(magic); str != NULL; str = (*nxt) ? nxt+1 : nxt) {
uchar c;
int k;
c = (uchar) simple_strtoul (str, (char **) (&nxt), 16);
if (str == nxt) { /* invalid character */
break;
}
/*
* Check if this key matches the input.
* Set matches to zero, so they match only once
* and we can find duplicates or extra keys
*/
for (k = 0; k < sizeof(compare); ++k) {
if (compare[k] == '\0') /* only non-zero entries */
continue;
if (c == compare[k]) { /* found matching key */
compare[k] = '\0';
break;
}
}
if (k == sizeof(compare)) {
extra = 1; /* unmatched key */
}
}
/*
* A full match leaves no keys in the `compare' array,
* and has no extra keys
*/
for (i = 0; i < sizeof(compare); ++i) {
if (compare[i])
break;
}
if ((i == sizeof(compare)) && (extra == 0)) {
if (compare_magic(kbd_data, getenv(magic)) == 0) {
uchar cmd_name[sizeof (kbd_command_prefix) + 1];
char *cmd;
@@ -815,7 +883,9 @@ int do_kbd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
uchar val;
int i;
#if 0 /* Done in kbd_init */
i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
#endif
/* Read keys */
val = KEYBD_CMD_READ_KEYS;
@@ -964,3 +1034,18 @@ void board_poweroff (void)
while (1);
}
#ifdef CONFIG_MODEM_SUPPORT
static int key_pressed(void)
{
uchar kbd_data[KEYBD_DATALEN];
uchar val;
/* Read keys */
val = KEYBD_CMD_READ_KEYS;
i2c_write (kbd_addr, 0, 0, &val, 1);
i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
return (compare_magic(kbd_data, CONFIG_MODEM_KEY_MAGIC) == 0);
}
#endif /* CONFIG_MODEM_SUPPORT */

View File

@@ -27,6 +27,6 @@
# mpc8260ads board
#
TEXT_BASE = 0xfff00000
TEXT_BASE = 0xfe000000
PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board

View File

@@ -55,7 +55,7 @@ static int clear_block_lock_bit(vu_long * addr);
unsigned long flash_init (void)
{
#ifndef CONFIG_MPC8260ADS
#ifndef CONFIG_MPC8266ADS
volatile immap_t *immap = (immap_t *)CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
volatile ip860_bcsr_t *bcsr = (ip860_bcsr_t *)BCSR_BASE;
@@ -66,7 +66,7 @@ unsigned long flash_init (void)
/* Init: enable write,
* or we cannot even write flash commands
*/
#ifndef CONFIG_MPC8260ADS
#ifndef CONFIG_MPC8266ADS
bcsr->bd_ctrl |= BD_CTRL_FLWE;
#endif
@@ -86,7 +86,7 @@ unsigned long flash_init (void)
size, size<<20);
}
#ifndef CONFIG_MPC8260ADS
#ifndef CONFIG_MPC8266ADS
/* Remap FLASH according to real size */
memctl->memc_or1 = CFG_OR_TIMING_FLASH | (-size & 0xFFFF8000);
memctl->memc_br1 = (CFG_FLASH_BASE & BR_BA_MSK) |

View File

@@ -32,6 +32,7 @@
#include <ioports.h>
#include <i2c.h>
#include <mpc8260.h>
#include <pci.h>
/*
* PBI Page Based Interleaving
@@ -155,8 +156,8 @@ const iop_conf_t iop_conf_tab[4][32] = {
/* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */
/* PC12 */ { 0, 1, 0, 1, 0, 0 }, /* PC12 */
/* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* LXT971 transmit control */
/* PC10 */ { 1, 1, 0, 0, 0, 0 }, /* LXT970 FETHMDC */
/* PC9 */ { 1, 1, 0, 0, 0, 0 }, /* LXT970 FETHMDIO */
/* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* LXT970 FETHMDC */
/* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* LXT970 FETHMDIO */
/* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */
/* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */
/* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */
@@ -216,6 +217,11 @@ typedef struct bscr_ {
unsigned long bcsr7;
} bcsr_t;
typedef struct pci_ic_s {
unsigned long pci_int_stat;
unsigned long pci_int_mask;
} pci_ic_t;
void reset_phy(void)
{
volatile bcsr_t *bcsr = (bcsr_t *)CFG_BCSR;
@@ -229,8 +235,13 @@ void reset_phy(void)
int board_pre_init (void)
{
volatile bcsr_t *bcsr = (bcsr_t *)CFG_BCSR;
bcsr->bcsr1 = ~FETHIEN & ~RS232EN_1;
volatile pci_ic_t *pci_ic = (pci_ic_t *) CFG_PCI_INT;
bcsr->bcsr1 = ~FETHIEN & ~RS232EN_1 & ~RS232EN_2;
/* mask all PCI interrupts */
pci_ic->pci_int_mask |= 0xfff00000;
return 0;
}
@@ -250,7 +261,7 @@ long int initdram(int board_type)
uint psdmr = CFG_PSDMR;
int i;
uint psrt = 14; /* for no SPD */
uint psrt = 0x21; /* for no SPD */
uint chipselects = 1; /* for no SPD */
uint sdram_size = CFG_SDRAM_SIZE * 1024 * 1024; /* for no SPD */
uint or = CFG_OR2_PRELIM; /* for no SPD */
@@ -270,7 +281,7 @@ long int initdram(int board_type)
int j;
/* Keep the compiler from complaining about potentially uninitialized vars */
data_width = chipselects = rows = banks = cols = caslatency = psrt = 0;
data_width = rows = banks = cols = caslatency = 0;
/*
* Read the SDRAM SPD EEPROM via I2C.
@@ -294,17 +305,18 @@ long int initdram(int board_type)
{
/*
* Refresh rate: this assumes the prescaler is set to
* approximately 1uSec per tick.
* approximately 0.39uSec per tick and the target refresh period
* is about 85% of maximum.
*/
switch(data & 0x7F)
{
default:
case 0: psrt = 16; /* 15.625uS */ break;
case 1: psrt = 2; /* 3.9uS */ break;
case 2: psrt = 6; /* 7.8uS */ break;
case 3: psrt = 29; /* 31.3uS */ break;
case 4: psrt = 60; /* 62.5uS */ break;
case 5: psrt = 120; /* 125uS */ break;
case 0: psrt = 0x21; /* 15.625uS */ break;
case 1: psrt = 0x07; /* 3.9uS */ break;
case 2: psrt = 0x0F; /* 7.8uS */ break;
case 3: psrt = 0x43; /* 31.3uS */ break;
case 4: psrt = 0x87; /* 62.5uS */ break;
case 5: psrt = 0xFF; /* 125uS */ break;
}
}
else if(j == 17) banks = data;
@@ -563,3 +575,14 @@ long int initdram(int board_type)
return (sdram_size * chipselects);
/*return (16 * 1024 * 1024);*/
}
#ifdef CONFIG_PCI
struct pci_controller hose;
extern void pci_mpc8250_init(struct pci_controller *);
void pci_init_board(void)
{
pci_mpc8250_init(&hose);
}
#endif

View File

@@ -32,6 +32,15 @@
#include <devices.h>
#include <pci.h>
#ifdef CONFIG_PIP405
#include "../pip405/pip405.h"
#include <405gp_pci.h>
#endif
#ifdef CONFIG_MIP405
#include "../mip405/mip405.h"
#include <405gp_pci.h>
#endif
extern int gunzip (void *, int, unsigned char *, int *);
extern int mem_test(unsigned long start, unsigned long ramsize, int quiet);
@@ -363,12 +372,16 @@ void show_stdio_dev(void)
#if defined(CONFIG_PIP405) || defined(CONFIG_MIP405)
int switch_cs(unsigned char boot)
{
unsigned long pbcr;
mtdcr(ebccfga, pb0cr); /* get cs0 config reg */
pbcr = mfdcr(ebccfgd);
if((pbcr&0x00002000)==0) {
unsigned long pbcr;
int mode;
mode=get_boot_mode();
mtdcr(ebccfga, pb0cr);
pbcr = mfdcr (ebccfgd);
if (mode & BOOT_MPS) {
/* Boot width = 8 bit MPS Boot, set up MPS on CS0 */
/* we need only to switch if boot from MPS */
/*printf(" MPS boot mode detected. ");*/
/* printf(" MPS boot mode detected. ");*/
/* printf("cs0 cfg: %lx\n",pbcr); */
if(boot) {
/* switch to boot configuration */
@@ -388,8 +401,7 @@ int switch_cs(unsigned char boot)
mtdcr(ebccfgd, pbcr);
SW_CS_PRINTF(" new cs1 cfg: %lx, MPS is on High Address\n",pbcr);
}
else
{
else {
/* map flash to boot area, */
SW_CS_PRINTF("map Flash to boot area\n");
pbcr&=0x000FFFFF; /*mask base address of the cs0 */
@@ -412,7 +424,63 @@ int switch_cs(unsigned char boot)
SW_CS_PRINTF("Normal boot, no switching necessary\n");
return 0;
}
}
int get_boot_mode(void)
{
unsigned long pbcr;
int res = 0;
pbcr = mfdcr (strap);
if ((pbcr & PSR_ROM_WIDTH_MASK) == 0)
/* boot via MPS or MPS mapping */
res = BOOT_MPS;
if(pbcr & PSR_ROM_LOC)
/* boot via PCI.. */
res |= BOOT_PCI;
return res;
}
/* Setup cs0 parameter finally.
Map the flash high (in boot area)
This code can only be executed from SDRAM (after relocation).
*/
void setup_cs_reloc(void)
{
unsigned long pbcr;
/* Since we are relocated, we can set-up the CS finaly
* but first of all, switch off PCI mapping (in case it was a PCI boot) */
out32r(PMM0MA,0L);
icache_enable (); /* we are relocated */
/* for PCI Boot, we have to set-up the remaining CS correctly */
pbcr = mfdcr (strap);
if(pbcr & PSR_ROM_LOC) {
/* boot via PCI.. */
if ((pbcr & PSR_ROM_WIDTH_MASK) == 0) {
/* Boot width = 8 bit MPS Boot, set up MPS on CS0 */
#ifdef DEBUG
printf("Mapping MPS to CS0 @ 0x%lx\n",(MPS_CR_B & 0xfff00000));
#endif
mtdcr (ebccfga, pb0ap);
mtdcr (ebccfgd, MPS_AP);
mtdcr (ebccfga, pb0cr);
mtdcr (ebccfgd, MPS_CR_B);
}
else {
/* Flash boot, set up the Flash on CS0 */
#ifdef DEBUG
printf("Mapping Flash to CS0 @ 0x%lx\n",(FLASH_CR_B & 0xfff00000));
#endif
mtdcr (ebccfga, pb0ap);
mtdcr (ebccfgd, FLASH_AP);
mtdcr (ebccfga, pb0cr);
mtdcr (ebccfgd, FLASH_CR_B);
}
}
switch_cs(0); /* map Flash High */
}
#elif defined(CONFIG_VCMA9)
int switch_cs(unsigned char boot)
{
@@ -425,13 +493,11 @@ int do_mplcommon(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
ulong size,src,ld_addr;
int result;
backup_t back;
char sw;
src = MULTI_PURPOSE_SOCKET_ADDR;
size = IMAGE_SIZE;
if (strcmp(argv[1], "flash") == 0)
{
sw = switch_cs(0); /* Switch flash to normal location */
#if (CONFIG_COMMANDS & CFG_CMD_FDC)
if (strcmp(argv[2], "floppy") == 0) {
char *local_args[3];
@@ -450,7 +516,6 @@ int do_mplcommon(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
result=do_fdcboot(cmdtp, 0, 1, local_args);
}
result=mpl_prg_image(ld_addr);
switch_cs(sw); /* Switch flash back */
return result;
}
#endif /* (CONFIG_COMMANDS & CFG_CMD_FDC) */
@@ -463,17 +528,13 @@ int do_mplcommon(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
}
printf ("\nupdating bootloader image from memory at %lX\n",ld_addr);
result=mpl_prg_image(ld_addr);
switch_cs(sw); /* Switch flash back */
return result;
}
if (strcmp(argv[2], "mps") == 0) {
printf ("\nupdating bootloader image from MSP\n");
printf ("\nupdating bootloader image from MPS\n");
result=mpl_prg(src,size);
switch_cs(sw); /* Switch flash back */
return result;
}
switch_cs(sw); /* Switch flash back */
}
if (strcmp(argv[1], "mem") == 0)
{
@@ -551,11 +612,12 @@ void video_get_info_str (int line_number, char *info)
DECLARE_GLOBAL_DATA_PTR;
PPC405_SYS_INFO sys_info;
char rev;
int i;
int i,boot;
unsigned long pvr;
char buf[64];
char tmp[16];
unsigned char *s, *e, bc, sw;
char cpustr[16];
unsigned char *s, *e, bc;
switch (line_number)
{
case 2:
@@ -567,8 +629,13 @@ void video_get_info_str (int line_number, char *info)
case PVR_405GP_RC: rev='C'; break;
case PVR_405GP_RD: rev='D'; break;
case PVR_405GP_RE: rev='E'; break;
case PVR_405GPR_RB: rev='B'; break;
default: rev='?'; break;
}
if(pvr==PVR_405GPR_RB)
sprintf(cpustr,"PPC405GPr %c",rev);
else
sprintf(cpustr,"PPC405GP %c",rev);
/* Board info */
i=0;
s=getenv ("serial#");
@@ -601,22 +668,21 @@ void video_get_info_str (int line_number, char *info)
}
buf[i++]=0;
}
sprintf (info," %s PPC405GP %c %s MHz (%lu/%lu/%lu MHz)",
buf,rev,
sprintf (info," %s %s %s MHz (%lu/%lu/%lu MHz)",
buf, cpustr,
strmhz (tmp, gd->cpu_clk), sys_info.freqPLB / 1000000,
sys_info.freqPLB / sys_info.pllOpbDiv / 1000000,
sys_info.freqPLB / sys_info.pllExtBusDiv / 1000000);
return;
case 3:
/* Memory Info */
sw = switch_cs (0);
switch_cs (sw);
boot = get_boot_mode();
bc = in8 (CONFIG_PORT_ADDR);
sprintf(info, " %luMB RAM, %luMB Flash Cfg 0x%02X %s %s",
gd->bd->bi_memsize / 0x100000,
gd->bd->bi_flashsize / 0x100000,
bc,
sw ? "MPS boot" : "Flash boot",
(boot & BOOT_MPS) ? "MPS boot" : "Flash boot",
ctfb.modeIdent);
return;
case 1:

View File

@@ -27,11 +27,18 @@
typedef struct {
char signature[4];
char serial_name[17]; /* "MIP405_1000xxxxx" */
char eth_addr[21]; /* "00:60:C2:0a:00:00" */
char eth_addr[21]; /* "00:60:C2:0a:00:00" */
} backup_t;
void get_backup_values(backup_t *buf);
int switch_cs(unsigned char boot);
#if defined(CONFIG_PIP405) || defined(CONFIG_MIP405)
int get_boot_mode(void);
void setup_cs_reloc(void);
#define BOOT_MPS 0x01
#define BOOT_PCI 0x02
#endif
void show_stdio_dev(void);
void check_env(void);
#if (CONFIG_COMMANDS & CFG_CMD_DOC)

View File

@@ -30,7 +30,7 @@
/*
* Modified 3/7/2001
* - adopted for pip405, Denis Peter, MPL AG Switzerland
* - adapted for pip405, Denis Peter, MPL AG Switzerland
* TODO:
* clean-up
*/
@@ -38,12 +38,6 @@
#include <common.h>
#include <ppc4xx.h>
#include <asm/processor.h>
#ifdef CONFIG_PIP405
#include "../pip405/pip405.h"
#endif
#ifdef CONFIG_MIP405
#include "../mip405/mip405.h"
#endif
#include "common_util.h"
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
@@ -52,23 +46,10 @@ flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
*/
static ulong flash_get_size (vu_long *addr, flash_info_t *info);
static int write_word (flash_info_t *info, ulong dest, ulong data);
static void flash_get_offsets (ulong base, flash_info_t *info);
void unlock_intel_sectors(flash_info_t *info,ulong addr,ulong cnt);
#ifdef CONFIG_ADCIOP
#define ADDR0 0x0aa9
#define ADDR1 0x0556
#define FLASH_WORD_SIZE unsigned char
#endif
#ifdef CONFIG_CPCI405
#define ADDR0 0x5555
#define ADDR1 0x2aaa
#define FLASH_WORD_SIZE unsigned short
#endif
#ifdef CONFIG_PIP405
#define ADDR0 0x5555
#define ADDR1 0x2aaa
@@ -92,16 +73,17 @@ unsigned long flash_init (void)
{
unsigned long size_b0, size_b1;
int i;
unsigned long pbcr;
unsigned long base_b0, base_b1;
unsigned char rc;
rc=switch_cs(FALSE); /* map Flash High */
if(rc)
printf("(MPS Boot) ");
/* Since we are relocated, we can set-up the CS finally */
setup_cs_reloc();
/* get and display boot mode */
i=get_boot_mode();
if(i & BOOT_PCI)
printf("(PCI Boot %s Map) ",(i & BOOT_MPS) ?
"MPS" : "Flash");
else
printf("(Flash Boot) ");
printf("(%s Boot) ",(i & BOOT_MPS) ?
"MPS" : "Flash");
/* Init: no FLASHes known */
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
@@ -115,140 +97,39 @@ unsigned long flash_init (void)
printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
size_b0, size_b0<<20);
}
/* Only one bank */
if (CFG_MAX_FLASH_BANKS == 1)
{
/* Setup offsets */
/* flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]); */
/* Monitor protection ON by default */
/* protect the bootloader */
/* Monitor protection ON by default */
#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
flash_protect(FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE+CFG_MONITOR_LEN-1,
&flash_info[0]);
flash_protect(FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE+CFG_MONITOR_LEN-1,
&flash_info[0]);
#endif
size_b1 = 0 ;
flash_info[0].size = size_b0;
}
/* 2 banks */
else
{
size_b1 = flash_get_size((vu_long *)FLASH_BASE1_PRELIM, &flash_info[1]);
/* Re-do sizing to get full correct info */
if (size_b1)
{
mtdcr(ebccfga, pb0cr);
pbcr = mfdcr(ebccfgd);
mtdcr(ebccfga, pb0cr);
base_b1 = -size_b1;
pbcr = (pbcr & 0x0001ffff) | base_b1 | (((size_b1/1024/1024)-1)<<17);
mtdcr(ebccfgd, pbcr);
/* printf("pb1cr = %x\n", pbcr); */
}
if (size_b0)
{
mtdcr(ebccfga, pb1cr);
pbcr = mfdcr(ebccfgd);
mtdcr(ebccfga, pb1cr);
base_b0 = base_b1 - size_b0;
pbcr = (pbcr & 0x0001ffff) | base_b0 | (((size_b0/1024/1024)-1)<<17);
mtdcr(ebccfgd, pbcr);
/* printf("pb0cr = %x\n", pbcr); */
}
size_b0 = flash_get_size((vu_long *)base_b0, &flash_info[0]);
flash_get_offsets (base_b0, &flash_info[0]);
/* monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
base_b0+size_b0-CFG_MONITOR_LEN,
base_b0+size_b0-1,
&flash_info[0]);
if (size_b1) {
/* Re-do sizing to get full correct info */
size_b1 = flash_get_size((vu_long *)base_b1, &flash_info[1]);
flash_get_offsets (base_b1, &flash_info[1]);
/* monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
base_b1+size_b1-CFG_MONITOR_LEN,
base_b1+size_b1-1,
&flash_info[1]);
/* monitor protection OFF by default (one is enough) */
(void)flash_protect(FLAG_PROTECT_CLEAR,
base_b0+size_b0-CFG_MONITOR_LEN,
base_b0+size_b0-1,
&flash_info[0]);
} else {
flash_info[1].flash_id = FLASH_UNKNOWN;
flash_info[1].sector_count = -1;
}
flash_info[0].size = size_b0;
flash_info[1].size = size_b1;
}/* else 2 banks */
switch_cs(rc); /* switch mode back */
return (size_b0 + size_b1);
}
static void flash_get_offsets (ulong base, flash_info_t *info)
{
return;
}
size_b1 = 0 ;
flash_info[0].size = size_b0;
#if 0
/*-----------------------------------------------------------------------
*/
static void flash_get_offsets (ulong base, flash_info_t *info)
{
int i;
/* set up sector start address table */
if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
(info->flash_id == FLASH_AM040)){
for (i = 0; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000);
}
else {
if (info->flash_id & FLASH_BTYPE) {
/* set sector offsets for bottom boot block type */
info->start[0] = base + 0x00000000;
info->start[1] = base + 0x00004000;
info->start[2] = base + 0x00006000;
info->start[3] = base + 0x00008000;
for (i = 4; i < info->sector_count; i++) {
info->start[i] = base + (i * 0x00010000) - 0x00030000;
}
} else {
/* set sector offsets for top boot block type */
i = info->sector_count - 1;
info->start[i--] = base + info->size - 0x00004000;
info->start[i--] = base + info->size - 0x00006000;
info->start[i--] = base + info->size - 0x00008000;
for (; i >= 0; i--) {
info->start[i] = base + i * 0x00010000;
}
}
}
/* include this if you want to test if
the relocation has be done ok.
This will disable both Chipselects */
mtdcr (ebccfga, pb0cr);
mtdcr (ebccfgd, 0L);
mtdcr (ebccfga, pb1cr);
mtdcr (ebccfgd, 0L);
printf("CS0 & CS1 switched off for test\n");
#endif
return (size_b0);
}
#endif
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t *info)
{
int i;
int k;
int size;
int erased;
volatile unsigned long *flash;
int k;
int size;
int erased;
volatile unsigned long *flash;
if (info->flash_id == FLASH_UNKNOWN) {
printf ("missing or unknown FLASH type\n");
@@ -297,40 +178,30 @@ void flash_print_info (flash_info_t *info)
printf (" Sector Start Addresses:");
for (i=0; i<info->sector_count; ++i) {
/*
* Check if whole sector is erased
*/
/*
* Check if whole sector is erased
*/
if (i != (info->sector_count-1))
size = info->start[i+1] - info->start[i];
size = info->start[i+1] - info->start[i];
else
size = info->start[0] + info->size - info->start[i];
erased = 1;
flash = (volatile unsigned long *)info->start[i];
size = size >> 2; /* divide by 4 for longword access */
for (k=0; k<size; k++)
{
if (*flash++ != 0xffffffff)
{
erased = 0;
size = info->start[0] + info->size - info->start[i];
erased = 1;
flash = (volatile unsigned long *)info->start[i];
size = size >> 2; /* divide by 4 for longword access */
for (k=0; k<size; k++) {
if (*flash++ != 0xffffffff) {
erased = 0;
break;
}
}
}
if ((i % 5) == 0)
printf ("\n ");
#if 0 /* test-only */
printf (" %08lX%s",
info->start[i],
info->protect[i] ? " (RO)" : " "
#else
printf (" %08lX%s%s",
info->start[i],
erased ? " E" : " ",
info->protect[i] ? "RO " : " "
#endif
);
info->protect[i] ? "RO " : " ");
}
printf ("\n");
}
/*-----------------------------------------------------------------------
@@ -457,21 +328,22 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
}
/* set up sector start address table */
if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
(info->flash_id == FLASH_AM040)){
if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
(info->flash_id == FLASH_AM040)){
for (i = 0; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000);
} else {
}
else {
if (info->flash_id & FLASH_BTYPE) {
/* set sector offsets for bottom boot block type */
info->start[0] = base + 0x00000000;
info->start[1] = base + 0x00004000;
info->start[2] = base + 0x00006000;
info->start[3] = base + 0x00008000;
for (i = 4; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000) - 0x00030000;
}
else {
/* set sector offsets for bottom boot block type */
info->start[0] = base + 0x00000000;
info->start[1] = base + 0x00004000;
info->start[2] = base + 0x00006000;
info->start[3] = base + 0x00008000;
for (i = 4; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000) - 0x00030000;
}
else {
/* set sector offsets for top boot block type */
i = info->sector_count - 1;
if(info->sector_count==71) {
@@ -501,52 +373,41 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
/* read sector protection at sector address, (A7 .. A0) = 0x02 */
/* D0 = 1 if protected */
addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]);
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL)
info->protect[i] = 0;
else
info->protect[i] = addr2[2] & 1;
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL)
info->protect[i] = 0;
else
info->protect[i] = addr2[2] & 1;
}
/*
* Prevent writes to uninitialized FLASH.
*/
if (info->flash_id != FLASH_UNKNOWN) {
#if 0 /* test-only */
#ifdef CONFIG_ADCIOP
addr2 = (volatile unsigned char *)info->start[0];
addr2[ADDR0] = 0xAA;
addr2[ADDR1] = 0x55;
addr2[ADDR0] = 0xF0; /* reset bank */
#else
addr2 = (FLASH_WORD_SIZE *)info->start[0];
*addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
#endif
#else /* test-only */
addr2 = (FLASH_WORD_SIZE *)info->start[0];
*addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
#endif /* test-only */
}
return (info->size);
}
int wait_for_DQ7(flash_info_t *info, int sect)
{
ulong start, now, last;
volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]);
start = get_timer (0);
last = start;
while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) {
if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
return -1;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
}
last = start;
while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) {
if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
return -1;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
}
return 0;
}
@@ -555,20 +416,20 @@ int intel_wait_for_DQ7(flash_info_t *info, int sect)
ulong start, now, last;
volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]);
start = get_timer (0);
last = start;
while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) {
if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
return -1;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
}
addr[0]=(FLASH_WORD_SIZE)0x00500050;
start = get_timer (0);
last = start;
while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) {
if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
return -1;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
}
addr[0]=(FLASH_WORD_SIZE)0x00500050;
return 0;
}
@@ -621,7 +482,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
if (info->protect[sect] == 0) { /* not protected */
addr2 = (FLASH_WORD_SIZE *)(info->start[sect]);
/* printf("Erasing sector %p\n", addr2); */ /* CLH */
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
@@ -630,16 +491,16 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
addr2[0] = (FLASH_WORD_SIZE)0x00500050; /* block erase */
for (i=0; i<50; i++)
udelay(1000); /* wait 1 ms */
wait_for_DQ7(info, sect);
}
else {
if((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL){
wait_for_DQ7(info, sect);
}
else {
if((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL){
addr2[0] = (FLASH_WORD_SIZE)0x00600060; /* unlock sector */
addr2[0] = (FLASH_WORD_SIZE)0x00D000D0; /* sector erase */
intel_wait_for_DQ7(info, sect);
intel_wait_for_DQ7(info, sect);
addr2[0] = (FLASH_WORD_SIZE)0x00200020; /* sector erase */
addr2[0] = (FLASH_WORD_SIZE)0x00D000D0; /* sector erase */
intel_wait_for_DQ7(info, sect);
intel_wait_for_DQ7(info, sect);
}
else {
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
@@ -648,18 +509,18 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
addr2[0] = (FLASH_WORD_SIZE)0x00300030; /* sector erase */
wait_for_DQ7(info, sect);
}
}
l_sect = sect;
/*
* Wait for each sector to complete, it's more
* reliable. According to AMD Spec, you must
* issue all erase commands within a specified
* timeout. This has been seen to fail, especially
* if printf()s are included (for debug)!!
*/
/* wait_for_DQ7(info, sect); */
wait_for_DQ7(info, sect);
}
}
l_sect = sect;
/*
* Wait for each sector to complete, it's more
* reliable. According to AMD Spec, you must
* issue all erase commands within a specified
* timeout. This has been seen to fail, especially
* if printf()s are included (for debug)!!
*/
/* wait_for_DQ7(info, sect); */
}
}
@@ -688,6 +549,7 @@ DONE:
return 0;
}
void unlock_intel_sectors(flash_info_t *info,ulong addr,ulong cnt)
{
int i;
@@ -707,8 +569,6 @@ void unlock_intel_sectors(flash_info_t *info,ulong addr,ulong cnt)
i++;
c-=(info->start[i]-info->start[i-1]);
}while(c>0);
}

View File

@@ -457,7 +457,7 @@ typedef struct {
#define TEST_STAGES 5
const RAM_MEMTEST_FUNC test_stage[TEST_STAGES] = {
static RAM_MEMTEST_FUNC test_stage[TEST_STAGES] = {
{RAM_MemTest_WriteData1, "data test 1...\n", RAM_MemTest_CheckData1,
NULL},
{RAM_MemTest_WriteData2, "data test 2...\n", RAM_MemTest_CheckData2,
@@ -470,9 +470,35 @@ const RAM_MEMTEST_FUNC test_stage[TEST_STAGES] = {
RAM_MemTest_CheckRandomPattern, NULL}
};
void mem_test_reloc(void)
{
DECLARE_GLOBAL_DATA_PTR;
unsigned long addr;
int i;
for (i=0; i< TEST_STAGES; i++) {
addr = (ulong) (test_stage[i].test_write) + gd->reloc_off;
test_stage[i].test_write=
(void (*) (unsigned long startaddr, unsigned long size,
unsigned long *pat))addr;
addr = (ulong) (test_stage[i].test_write_desc) + gd->reloc_off;
test_stage[i].test_write_desc=(char *)addr;
if(test_stage[i].test_check1) {
addr = (ulong) (test_stage[i].test_check1) + gd->reloc_off;
test_stage[i].test_check1=
(void *(*) (int mode, unsigned long startaddr,
unsigned long size, unsigned long *pat))addr;
}
if(test_stage[i].test_check2) {
addr = (ulong) (test_stage[i].test_check2) + gd->reloc_off;
test_stage[i].test_check2=
(void *(*) (int mode, unsigned long startaddr,
unsigned long size, unsigned long *pat))addr;
}
}
}
int mem_test (unsigned long start, unsigned long ramsize, int quiet)
int mem_test (unsigned long start, unsigned long ramsize, int quiet, int reloc)
{
unsigned long errors, stage;
unsigned long startaddr, size, i;

View File

@@ -65,21 +65,22 @@ void pci_pip405_write_regs(struct pci_controller *hose, pci_dev_t dev,
static void pci_pip405_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
{
unsigned char int_line = 0xff;
unsigned char pin;
/*
* Write pci interrupt line register
*/
if(PCI_DEV(dev)==0) /* Device0 = PPC405 -> skip */
return;
if(PCI_FUNC(dev)==0)
{
/* assuming all function 0 are using their INTA# Pin*/
int_line=PCI_IRQ_VECTOR(dev);
pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line);
pci_hose_read_config_byte(hose, dev, PCI_INTERRUPT_PIN, &pin);
if ((pin == 0) || (pin > 4))
return;
int_line = ((PCI_DEV(dev) + (pin-1) + 10) % 4) + 28;
pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line);
#ifdef DEBUG
printf("Fixup IRQ: dev %d (%x) int line %d 0x%x\n",
PCI_DEV(dev),dev,int_line,int_line);
printf("Fixup IRQ: dev %d (%x) int line %d 0x%x\n",
PCI_DEV(dev),dev,int_line,int_line);
#endif
}
}
extern void pci_405gp_init(struct pci_controller *hose);
@@ -90,11 +91,34 @@ static struct pci_controller hose = {
fixup_irq: pci_pip405_fixup_irq,
};
static void reloc_pci_cfg_table(struct pci_config_table *table)
{
DECLARE_GLOBAL_DATA_PTR;
unsigned long addr;
for (; table && table->vendor; table++) {
addr = (ulong) (table->config_device) + gd->reloc_off;
#ifdef DEBUG
printf ("device \"%d\": 0x%08lx => 0x%08lx\n",
table->device, (ulong) (table->config_device), addr);
#endif
table->config_device =
(void (*)(struct pci_controller* hose, pci_dev_t dev,
struct pci_config_table *))addr;
table->priv[0]+=gd->reloc_off;
}
}
void pci_init_board(void)
{
/*we want the ptrs to RAM not flash (ie don't use init list)*/
hose.fixup_irq = pci_pip405_fixup_irq;
hose.config_table = pci_pip405_config_table;
reloc_pci_cfg_table(hose.config_table);
#ifdef DEBUG
printf("Init PCI: fixup_irq=%p config_table=%p hose=%p\n",pci_pip405_fixup_irq,pci_pip405_config_table,hose);
#endif
pci_405gp_init(&hose);
}

File diff suppressed because it is too large Load Diff

View File

@@ -1,760 +0,0 @@
/*
* (C) Copyright 2001
* Denis Peter, MPL AG Switzerland
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
* Note: Parts of these software are imported from
* - UBL, The Universal Talkware Boot Loader
* Copyright (C) 2000 Universal Talkware Inc.
* - Linux
*
*
*/
#include <common.h>
#ifdef CONFIG_VIDEO
#include <command.h>
#include <asm/processor.h>
#include <devices.h>
#include "video.h"
#include <pci.h>
#include "vga_table.h"
#ifdef CONFIG_VIDEO_CT69000
#define VIDEO_VEND_ID 0x102C
#define VIDEO_DEV_ID 0x00C0
#else
#error CONFIG_VIDEO_CT69000 must be defined
#endif
/*
* Routine for resent board info to video
* resides in pip405.c
*/
extern void video_write_board_info(void);
#undef VGA_DEBUG
#ifdef VGA_DEBUG
#define PRINTF(fmt,args...) printf (fmt ,##args)
#else
#define PRINTF(fmt,args...)
#endif
#define VGA_MAXROWS 25
#define VGA_MAXCOLS 80
#define CRTC_CURSH 14 /* cursor high pos */
#define CRTC_CURSL 15 /* cursor low pos */
/* description of the hardware layout */
#define ATTRI_INDEX CFG_ISA_IO_BASE_ADDRESS | 0x3c0 /* Index and Data write port of the attribute Registers */
#define ATTRI_DATA CFG_ISA_IO_BASE_ADDRESS | 0x3c1 /* Data port of the attribute Registers */
#define STATUS_REG0 CFG_ISA_IO_BASE_ADDRESS | 0x3c2 /* Status Register 0 (read only) */
#define MSR_REG_W CFG_ISA_IO_BASE_ADDRESS | 0x3c2 /* Misc. Output Register (write only) */
#define SEQ_INDEX CFG_ISA_IO_BASE_ADDRESS | 0x3c4 /* Index port of the Sequencer Controller */
#define SEQ_DATA CFG_ISA_IO_BASE_ADDRESS | 0x3c5 /* Data port of the Sequencer Controller */
#define COL_PAL_MASK CFG_ISA_IO_BASE_ADDRESS | 0x3c6 /* Color Palette Mask */
#define COL_PAL_STAT CFG_ISA_IO_BASE_ADDRESS | 0x3c7 /* Color Palette Status (read only) */
#define COL_PAL_IND_R CFG_ISA_IO_BASE_ADDRESS | 0x3c7 /* Color Palette Read Mode Index (write only) */
#define COL_PAL_IND_W CFG_ISA_IO_BASE_ADDRESS | 0x3c8 /* Color Palette Write Mode Index */
#define COL_PAL_DATA CFG_ISA_IO_BASE_ADDRESS | 0x3c9 /* Color Palette Data Port */
#define FCR_REG_R CFG_ISA_IO_BASE_ADDRESS | 0x3ca /* Feature Control Register (read only) */
#define MSR_REG_R CFG_ISA_IO_BASE_ADDRESS | 0x3cc /* Misc. Output Register (read only) */
#define GR_INDEX CFG_ISA_IO_BASE_ADDRESS | 0x3ce /* Index port of the Graphic Controller Registers */
#define GR_DATA CFG_ISA_IO_BASE_ADDRESS | 0x3cf /* Data port of the Graphic Controller Registers */
#define FP_INDEX CFG_ISA_IO_BASE_ADDRESS | 0x3d0 /* Index port of the Flat panel Registers */
#define FP_DATA CFG_ISA_IO_BASE_ADDRESS | 0x3d1 /* Data port of the Flat panel Registers */
#define MR_INDEX CFG_ISA_IO_BASE_ADDRESS | 0x3d2 /* Index Port of the Multimedia Extension */
#define MR_DATA CFG_ISA_IO_BASE_ADDRESS | 0x3d3 /* Data Port of the Multimedia Extension */
#define CRT_INDEX CFG_ISA_IO_BASE_ADDRESS | 0x3d4 /* Index port of the CRT Controller */
#define CRT_DATA CFG_ISA_IO_BASE_ADDRESS | 0x3d5 /* Data port of the CRT Controller */
#define XREG_INDEX CFG_ISA_IO_BASE_ADDRESS | 0x3d6 /* Extended Register index */
#define XREG_DATA CFG_ISA_IO_BASE_ADDRESS | 0x3d7 /* Extended Register data */
#define STATUS_REG1 CFG_ISA_IO_BASE_ADDRESS | 0x3da /* Input Status Register 1 (read only) */
#define FCR_REG_W CFG_ISA_IO_BASE_ADDRESS | 0x3da /* Feature Control Register (write only) */
static unsigned char * video_fb; /* Frame buffer */
/* current hardware state */
static int video_row;
static int video_col;
static unsigned char video_attr;
static unsigned int font_base_addr;
/**********************************************************************
* some forward declerations...
*/
int video_init(int busdevfunc);
void vga_set_attrib(void);
void vga_set_crt(void);
void vga_set_dac(void);
void vga_set_gr(void);
void vga_set_seq(void);
void vga_set_xreg(void);
void vga_write_sr(unsigned char reg,unsigned char val);
void vga_write_gr(unsigned char reg,unsigned char val);
void vga_write_cr(unsigned char reg,unsigned char val);
void vga_set_font(void);
/***************************************************************************
* Init VGA Device
*/
int drv_video_init (void)
{
int error, devices = 1 ;
device_t vgadev ;
int busdevfunc;
busdevfunc=pci_find_device(VIDEO_VEND_ID,VIDEO_DEV_ID,0); /* get PCI Device ID */
if(busdevfunc==-1) {
#ifdef CONFIG_VIDEO_ONBOARD
printf("Error VGA Controller (%04X,%04X) not found\n",VIDEO_VEND_ID,VIDEO_DEV_ID);
#endif
return -1;
}
video_init(busdevfunc);
video_write_board_info();
memset (&vgadev, 0, sizeof(vgadev));
strcpy(vgadev.name, "vga");
vgadev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_SYSTEM;
vgadev.putc = video_putc;
vgadev.puts = video_puts;
vgadev.getc = NULL;
vgadev.tstc = NULL;
error = device_register (&vgadev);
return (error == 0) ? devices : error ;
}
/***********************************************************
* VGA Initializing
*/
int video_init(int busdevfunc)
{
pci_read_config_dword(busdevfunc, PCI_BASE_ADDRESS_0, &font_base_addr);
video_fb = (char*)font_base_addr; /* we look into the big linaer memory area */
/* set the extended Registers */
vga_set_xreg();
/* set IO Addresses to 0x3Dx (color mode ) */
out8(MSR_REG_W,0x01);
/* Feature Control Register:
Bits 7-4 Reserved = 0
Bit 3 Vertical Sync select = 1 = Enabled
Bits 2-0 Reserved = 010 = as read from memory.
*/
out8(FCR_REG_W,0x02);
/* Miscelaneous output Register:
Bits 7-6 (num lines) = 01 = VGA 400 lines,
Bit 5 (Odd/Even Page) = 1 = Sleect high page of memory,
Bit 4 reserved = 0,
Bits 3-2 (Clocl Select) = 01 = 28.322Mhz
Bit 1 = Display Ram Enable = 1 = Enable processor access.
Bit 0 = Io Address Select = 1 = Color Graphics Enulation.
*/
out8(MSR_REG_W,0x67);
/* set the palette */
vga_set_dac();
/* set the attributes (before we bring up the engine
then we dont have to wait for refresh).
*/
vga_set_attrib();
/* set the crontroller register. */
vga_set_crt();
vga_write_sr(0x00,0x01); /* synchronous reset */
vga_write_sr(0x01,0x00); /* clocking mode */
vga_write_sr(0x02,0x03); /* write to map 0, 1 */
vga_write_sr(0x03,0x00); /* select character map 0 */
vga_write_sr(0x04,0x03); /* even-odd addressing */
vga_write_sr(0x00,0x03); /* clear synchronous reset */
vga_set_seq(); /* Set the extended sr's. */
vga_set_gr(); /* Set the graphic registers. */
/* load the font */
vga_set_font();
/* initialize the rol/col counts and the text attribute. */
video_row=0;
video_col=0;
video_attr = VGA_ATTR_CLR_WHT;
/* Clear the video ram */
video_clear();
return 1;
}
void vga_set_font(void)
{
int i,j;
char *fontmap;
fontmap = (char *)font_base_addr;
vga_write_sr(0x00,0x01); /* synchronous reset */
vga_write_sr(0x04,0x06); /* sequential addressing */
vga_write_sr(0x02,0x04); /* write to map 2 */
vga_write_sr(0x00,0x03); /* clear synchronous reset */
vga_write_gr(0x04,0x02); /* select map 2 */
vga_write_gr(0x05,0x00); /* disable odd-even addressing */
vga_write_gr(0x06,0x00); /* map start at 0xa0000 */
for(i=0;i<0x100;i++) {
for(j=0;j<0x10;j++) {
*((char *)fontmap+i*32+j)=(char)fontdata_8x16[i*16+j];
}
}
vga_write_sr(0x00,0x01); /* synchronous reset */
vga_write_sr(0x02,0x03); /* write to map 0 and 1 */
vga_write_sr(0x04,0x03); /* odd-even addressing */
vga_write_sr(0x03,0x00); /* Character map 0 & 1 */
vga_write_sr(0x00,0x03); /* clear synchronous reset */
vga_write_gr(0x04,0x00); /* select map 0 for CPU */
vga_write_gr(0x05,0x10); /* enable odd-even addressing */
vga_write_gr(0x06,0x0E); /* map start at 0xb8000 */
}
/* since we are BIG endian, swap attributes and char */
unsigned short vga_swap_short(unsigned short val)
{
unsigned short swapped;
swapped = ((val & 0xff)<<8) | ((val & 0xff00)>>8);
return swapped;
}
/****************************************************
* Routines usable Outside world
*/
/* scolls the text up row rows */
void video_scroll(int row)
{
unsigned short clear = ((unsigned short)video_attr << 8) | (' ');
unsigned short* addr16 = &((unsigned short *)video_fb)[(VGA_MAXROWS-row)*VGA_MAXCOLS];
int i;
clear=vga_swap_short(clear);
memcpy(video_fb, video_fb+row*(VGA_MAXCOLS*2), (VGA_MAXROWS-row)*(VGA_MAXCOLS*2));
for (i = 0 ; i < row * VGA_MAXCOLS ; i++)
addr16[i] = clear;
video_row-=row;
video_col=0;
}
unsigned long video_cursor(int col, int row)
{
unsigned short off = row * VGA_MAXCOLS + col ;
unsigned long saved = (video_col << 16) | (video_row & 0xFFFF);
video_col = col;
video_row = row;
vga_write_cr(CRTC_CURSH,(unsigned char)((off & 0xff00)>>8)); /* Cursor pos. high */
vga_write_cr(CRTC_CURSL,(unsigned char)(off & 0xff)); /* Cursor pos. low */
return saved;
}
void video_set_lxy(unsigned long lxy)
{
int col = (lxy >> 16) & 0xFFFF;
int row = lxy & 0xFFFF;
video_cursor(col,row);
}
unsigned long video_get_lxy(void)
{
return (video_col << 16) | (video_row & 0xFFFF);
}
void video_clear(void)
{
int i;
unsigned short clear = ((unsigned short)video_attr << 8) | (' ');
unsigned short * addr16 = (unsigned short * )video_fb;
clear=vga_swap_short(clear);
video_row = video_col = 0;
for (i = 0 ; i < 2000 ; i++) {
addr16[i] = clear;
}
}
void video_copy(unsigned short *buffer)
{
int i;
unsigned short * addr16 = (unsigned short * )video_fb;
for (i = 0 ; i < 2000 ; i++) {
buffer[i] = addr16[i];
}
}
void video_write(unsigned short *buffer)
{
int i;
unsigned short * addr16 = (unsigned short *)video_fb;
for (i = 0 ; i < 2000 ; i++) {
addr16[i] = buffer[i];
}
}
void video_putc(char ch)
{
char* addr;
#if 0
char buf[48];
char buf1[16];
static int i=0;
sprintf(buf1,"%02X ",ch);
serial_puts(buf1);
buf[i++]=((ch>=0x20)&&(ch<=0x7f)) ? ch : '.';
if(i>=16) {
buf[i++]='\n';
buf[i]='\0';
i=0;
serial_puts(" ");
serial_puts(buf);
}
#endif
switch (ch) {
case '\n':
video_col=0;
video_row++;
break;
case '\r':
video_col=0;
break;
case '\t':
video_col += 8 - video_col % 8;
break;
case '\a':
/* beep(); */
break;
case '\b':
if(video_col)
video_col--;
else
return;
break;
default:
addr = video_fb + 2 * video_row * 80 + 2 * video_col;
*((char *)addr+1) = (char) video_attr;
*((char *)addr) = (char) ch;
video_col++;
if (video_col > (VGA_MAXCOLS-1)) {
video_row++;
video_col=0;
}
}
/* If we're on the bottom of the secreen, wrap one row */
if (video_row > (VGA_MAXROWS-1))
video_scroll(1);
video_cursor(video_col, video_row);
}
unsigned char video_set_attr(unsigned char attr)
{
unsigned char saved_attr = video_attr;
video_attr = attr;
return saved_attr;
}
unsigned char video_set_attr_xy(unsigned char attr, int x, int y)
{
unsigned char *addr = video_fb + (x * 80 + y) * 2 + 1;
unsigned char saved_attr = *addr;
*addr = attr;
return saved_attr;
}
/* put char at xy */
void video_putc_xy(char ch, int x, int y)
{
video_col = x;
video_row = y;
video_putc(ch);
}
/* put char at xy relative to the position */
void video_putc_rxy(char ch, int x, int y)
{
video_col += x;
video_row += y;
video_putc(ch);
}
/* put char with attribute at xy */
void video_putc_axy(char ch, char attr, int x, int y)
{
unsigned char saved_attr = video_set_attr(attr);
video_col = x;
video_row = y;
video_putc(ch);
video_set_attr(saved_attr);
}
void video_puts(const char *s)
{
while(*s) {
video_putc(*s);
s++;
}
}
void video_puts_a(const char *s, char attr)
{
unsigned char saved_attr = video_set_attr(attr);
video_puts(s);
video_set_attr(saved_attr);
}
void video_puts_xy(const char *s, int x, int y)
{
video_cursor(x,y);
video_puts(s);
}
void video_puts_axy(const char *s, char attr, int x, int y)
{
unsigned char saved_attr = video_set_attr(attr);
video_puts_xy(s, x, y);
video_set_attr(saved_attr);
}
void video_wipe_ca_area(unsigned char ch, char attr, int x, int y, int w, int h)
{
int r, c;
/* better to do this as word writes */
unsigned short * addr16 = (unsigned short *)video_fb + (y * 80 + x);
unsigned short charattr = (unsigned short)ch << 8 | attr;
charattr=vga_swap_short(charattr);
for (r = 0 ; r < h ; r++, addr16 += 80) {
for (c = 0 ; c < w ; c++) {
addr16[c] = charattr;
}
}
}
void video_wipe_a_area(unsigned char attr, int x, int y, int w, int h)
{
int r, c;
/* better to do this as word writes */
unsigned short * addr16 = (unsigned short *)video_fb + (y * 80 + x);
for (r = 0 ; r < h ; r++, addr16 += 80) {
for (c = 0 ; c < w ; c++) {
((char*)addr16)[c*2+1] = attr;
}
}
}
void video_wipe_c_area(unsigned char ch, int x, int y, int w, int h)
{
int r, c;
/* better to do this as word writes */
unsigned short * addr16 = (unsigned short *)video_fb + (y * 80 + x);
for (r = 0 ; r < h ; r++, addr16 += 80) {
for (c = 0 ; c < w ; c++) {
((char*)addr16)[c*2] = ch;
}
}
}
/*
tl t tr
l l
bl b br
*/
typedef struct {
unsigned char tl; /* top left corner */
unsigned char t; /* top edge */
unsigned char tr; /* top right corner */
unsigned char l; /* left edge */
unsigned char r; /* right edge */
unsigned char bl; /* bottom left corner */
unsigned char b; /* bottom edge */
unsigned char br; /* bottom right corner */
} box_chars_t;
box_chars_t sbox_chars = {
0xDA, 0xC4, 0xBF,
0xB3, 0xB3,
0xC0, 0xC4, 0xD9
};
box_chars_t dbox_chars = {
0xC9, 0xCD, 0xBB,
0xBA, 0xBA,
0xC8, 0xCD, 0xBC
};
static char cmap[] = "0123456789ABCDEF";
void video_putchex(char c)
{
video_putc(cmap[(c >> 4 ) & 0xF]);
video_putc(cmap[c & 0xF]);
}
void video_putchexl(char c)
{
video_putc(cmap[c & 0xF]);
}
void video_putchexh(char c)
{
video_putc(cmap[(c >> 4) & 0xF]);
}
#define VGA_CELL_CA(a,c) (((unsigned short)c<<8)|a) /* for BIG endians */
void video_gbox_area(box_chars_t *box_chars_p, int x, int y, int w, int h)
{
int r, c;
/* better to do this as word writes */
unsigned short* addr16 = (unsigned short *)video_fb + (y * VGA_MAXCOLS + x);
for (r = 0 ; r < h ; r++, addr16 += VGA_MAXCOLS) {
if (r == 0) {
addr16[0] = VGA_CELL_CA(video_attr, box_chars_p->tl);
addr16[w-1] = VGA_CELL_CA(video_attr, box_chars_p->tr);
for (c = 1 ; c < w - 1 ; c++)
addr16[c] = VGA_CELL_CA(video_attr, box_chars_p->t);
} else if (r == h - 1) {
addr16[0] = VGA_CELL_CA(video_attr, box_chars_p->bl);
addr16[w-1] = VGA_CELL_CA(video_attr, box_chars_p->br);
for (c = 1 ; c < w - 1 ; c++)
addr16[c] = VGA_CELL_CA(video_attr, box_chars_p->b);
} else {
addr16[0] = VGA_CELL_CA(video_attr, box_chars_p->l);
addr16[w-1] = VGA_CELL_CA(video_attr, box_chars_p->r);
}
}
}
/* Writes a box on the screen */
void video_box_area(int x, int y, int w, int h) {
video_gbox_area(&sbox_chars, x, y, w, h);
}
/*writes a box with double lines on the screen */
void video_dbox_area(int x, int y, int w, int h) {
video_gbox_area(&dbox_chars, x, y, w, h);
}
/* routines to set the VGA registers */
/* set attributes */
void vga_set_attrib(void)
{
int i;
unsigned char status;
status=in8(STATUS_REG1);
i=0;
while(attr[i].reg!=0xFF) {
out8(ATTRI_INDEX,attr[i].reg);
out8(ATTRI_INDEX,attr[i].val); /* Attribute uses index for index and data */
i++;
}
out8(ATTRI_INDEX,0x20); /* unblank the screen */
}
/* set CRT Controller Registers */
void vga_set_crt(void)
{
int i;
i=0;
while(crtc[i].reg!=0xFF) {
out8(CRT_INDEX,crtc[i].reg);
out8(CRT_DATA,crtc[i].val);
i++;
}
}
/* Set Palette Registers (DAC) */
void vga_set_dac(void)
{
int i;
for(i=0;i<256;i++) {
out8(COL_PAL_IND_W,(unsigned char)i);
out8(COL_PAL_DATA,dac[i][0]); /* red */
out8(COL_PAL_DATA,dac[i][1]); /* green */
out8(COL_PAL_DATA,dac[i][2]); /* blue */
}
out8(COL_PAL_MASK,0xff); /* set mask */
}
/* set Graphic Controller Register */
void vga_set_gr(void)
{
int i;
i=0;
while(grmr[i].reg!=0xFF) {
out8(GR_INDEX,grmr[i].reg);
out8(GR_DATA,grmr[i].val);
i++;
}
}
/* Set Sequencer Registers */
void vga_set_seq(void)
{
int i;
i=0;
while(seq[i].reg!=0xFF) {
out8(SEQ_INDEX,seq[i].reg);
out8(SEQ_DATA,seq[i].val);
i++;
}
}
/* Set Extension Registers */
void vga_set_xreg(void)
{
int i;
i=0;
while(xreg[i].reg!=0xFF) {
out8(XREG_INDEX,xreg[i].reg);
out8(XREG_DATA,xreg[i].val);
i++;
}
}
/************************************************************
* some helping routines
*/
void vga_write_sr(unsigned char reg,unsigned char val)
{
out8(SEQ_INDEX,reg);
out8(SEQ_DATA,val);
}
void vga_write_gr(unsigned char reg,unsigned char val)
{
out8(GR_INDEX,reg);
out8(GR_DATA,val);
}
void vga_write_cr(unsigned char reg,unsigned char val)
{
out8(CRT_INDEX,reg);
out8(CRT_DATA,val);
}
#if 0
void video_dump_reg(void)
{
/* first dump attributes */
int i;
unsigned char status;
printf("Extended Regs:\n");
i=0;
while(xreg[i].reg!=0xFF) {
out8(XREG_INDEX,xreg[i].reg);
status=in8(XREG_DATA);
printf("XR%02X is %02X, should be %02X\n",xreg[i].reg,status,xreg[i].val);
i++;
}
printf("Sequencer Regs:\n");
i=0;
while(seq[i].reg!=0xFF) {
out8(SEQ_INDEX,seq[i].reg);
status=in8(SEQ_DATA);
printf("SR%02X is %02X, should be %02X\n",seq[i].reg,status,seq[i].val);
i++;
}
printf("Graphic Regs:\n");
i=0;
while(grmr[i].reg!=0xFF) {
out8(GR_INDEX,grmr[i].reg);
status=in8(GR_DATA);
printf("GR%02X is %02X, should be %02X\n",grmr[i].reg,status,grmr[i].val);
i++;
}
printf("CRT Regs:\n");
i=0;
while(crtc[i].reg!=0xFF) {
out8(CRT_INDEX,crtc[i].reg);
status=in8(CRT_DATA);
printf("CR%02X is %02X, should be %02X\n",crtc[i].reg,status,crtc[i].val);
i++;
}
printf("Attributes:\n");
status=in8(STATUS_REG1);
i=0;
while(attr[i].reg!=0xFF) {
out8(ATTRI_INDEX,attr[i].reg);
status=in8(ATTRI_DATA);
out8(ATTRI_INDEX,attr[i].val); /* Attribute uses index for index and data */
printf("AR%02X is %02X, should be %02X\n",attr[i].reg,status,attr[i].val);
i++;
}
}
#endif
#endif /* CONFIG_VIDEO */

View File

@@ -1,75 +0,0 @@
/*
* (C) Copyright 2001
* Denis Peter, MPL AG Switzerland
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#ifdef CONFIG_VIDEO
#ifndef _VIDEO_H
#define _VIDEO_H
int video_init(int busdevfunc);
void video_clear(void);
void video_putc(char ch);
void video_puts(const char *s);
void video_puts_a(const char *s, char attr);
unsigned char video_set_attr(unsigned char attr);
void video_box_area(int x, int y, int w, int h);
void video_dbox_area(int x, int y, int w, int h);
void video_wipe_c_area(unsigned char ch, int x, int y, int w, int h);
void video_wipe_a_area(unsigned char attr, int x, int y, int w, int h);
void video_wipe_ca_area(unsigned char ch, char attr, int x, int y, int w, int h);
void video_puts_axy(const char *s, char attr, int x, int y);
void video_putc_rxy(char ch, int x, int y);
void video_putc_xy(char ch, int x, int y);
unsigned char video_set_attr_xy(unsigned char attr, int x, int y);
void video_copy(unsigned short *buffer);
void video_write(unsigned short *buffer);
#define VGA_ATTR_CLR_RED 0x4
#define VGA_ATTR_CLR_GRN 0x2
#define VGA_ATTR_CLR_BLU 0x1
#define VGA_ATTR_CLR_YEL (VGA_ATTR_CLR_RED | VGA_ATTR_CLR_GRN)
#define VGA_ATTR_CLR_CYN (VGA_ATTR_CLR_GRN | VGA_ATTR_CLR_BLU)
#define VGA_ATTR_CLR_MAG (VGA_ATTR_CLR_BLU | VGA_ATTR_CLR_RED)
#define VGA_ATTR_CLR_BLK 0
#define VGA_ATTR_CLR_WHT (VGA_ATTR_CLR_RED | VGA_ATTR_CLR_GRN | VGA_ATTR_CLR_BLU)
#define VGA_ATTR_BNK 0x80
#define VGA_ATTR_ITN 0x08
#define VGA_ATTR_BG_MSK 0x70
#define VGA_ATTR_FG_MSK 0x07
#define VGA_ATTR_BG_GET(v) (((v) & VGA_ATTR_BG_MSK)>>4)
#define VGA_ATTR_BG_SET(v, c) (((c) & VGA_ATTR_FG_MSK)<<4) | (v & ~VGA_ATTR_BG_MSK))
#define VGA_ATTR_FG_GET(v) ((v) & VGA_ATTR_FG_MSK)
#define VGA_ATTR_FG_SET(v, c) ((c) & VGA_ATTR_FG_MSK) | (v & ~VGA_ATTR_FG_MSK))
#define VGA_ATTR_FG_BG_SET(v, b, f) (VGA_ATTR_BG_SET(v, b) | VGA_ATTR_FG_SET(v, cf))
#define VGA_ATTR_INVERT(A) ((((A)&0x7)<<4)|(((A)&0x70)>>4) |((A)&0x88))
#endif /* _VIDEO_H */
#endif /* CONFIG_VIDEO */

View File

@@ -113,21 +113,39 @@ const sdram_t sdram_table[] = {
{ 0x0f, /* Rev A, 128MByte -1 Board */
3, /* Case Latenty = 3 */
3, /* trp 20ns / 7.5 ns datain[27] */
3, /* trcd 20ns /7.5 ns (datain[29]) */
6, /* tras 44ns /7.5 ns (datain[30]) */
3, /* trcd 20ns /7.5 ns (datain[29]) */
6, /* tras 44ns /7.5 ns (datain[30]) */
4, /* tcpt 44 - 20ns = 24ns */
3, /* Address Mode = 3 */
3, /* Address Mode = 3 */
5, /* size value */
1}, /* ECC enabled */
{ 0x07, /* Rev A, 64MByte -2 Board */
3, /* Case Latenty = 3 */
3, /* trp 20ns / 7.5 ns datain[27] */
3, /* trcd 20ns /7.5 ns (datain[29]) */
6, /* tras 44ns /7.5 ns (datain[30]) */
3, /* trcd 20ns /7.5 ns (datain[29]) */
6, /* tras 44ns /7.5 ns (datain[30]) */
4, /* tcpt 44 - 20ns = 24ns */
2, /* Address Mode = 2 */
2, /* Address Mode = 2 */
4, /* size value */
1}, /* ECC enabled */
{ 0x03, /* Rev A, 128MByte -4 Board */
3, /* Case Latenty = 3 */
3, /* trp 20ns / 7.5 ns datain[27] */
3, /* trcd 20ns /7.5 ns (datain[29]) */
6, /* tras 44ns /7.5 ns (datain[30]) */
4, /* tcpt 44 - 20ns = 24ns */
3, /* Address Mode = 3 */
5, /* size value */
1}, /* ECC enabled */
{ 0x1f, /* Rev B, 128MByte -3 Board */
3, /* Case Latenty = 3 */
3, /* trp 20ns / 7.5 ns datain[27] */
3, /* trcd 20ns /7.5 ns (datain[29]) */
6, /* tras 44ns /7.5 ns (datain[30]) */
4, /* tcpt 44 - 20ns = 24ns */
3, /* Address Mode = 3 */
5, /* size value */
1}, /* ECC enabled */
{ 0xff, /* terminator */
0xff,
0xff,
@@ -506,6 +524,9 @@ int checkboard (void)
var >>= 1;
}
rc++;
if((((bc>>4) & 0xf)==0x1) /* Rev B PCB with */
&& (rc==0x1)) /* Population Option 1 is a -3 */
rc=3;
i = getenv_r ("serial#", s, 32);
if ((i == 0) || strncmp (s, "MIP405", 6)) {
get_backup_values (b);
@@ -605,20 +626,33 @@ void print_mip405_rev (void)
vers &= 0xf;
rev = (((vers & 0x1) ? 0x8 : 0) |
((vers & 0x2) ? 0x4 : 0) |
((vers & 0x4) ? 0x2 : 0) | ((vers & 0x8) ? 0x1 : 0));
((vers & 0x4) ? 0x2 : 0) |
((vers & 0x8) ? 0x1 : 0));
vers=16-rev;
rev=vers;
if((rev==1) && ((cfg >> 4)==1)) /* Rev B PCB and -1 is a -3 */
rev=3;
part = in8 (PLD_PART_REG);
vers = in8 (PLD_VERS_REG);
printf ("Rev: MIP405-%d Rev %c PLD%d Vers %d\n",
(16 - rev), ((cfg >> 4) & 0xf) + 'A', part, vers);
rev, ((cfg >> 4) & 0xf) + 'A', part, vers);
}
extern void mem_test_reloc(void);
int last_stage_init (void)
{
mem_test_reloc();
/* write correct LED configuration */
if (miiphy_write (0x1, 0x14, 0x2402) != 0) {
printf ("Error writing to the PHY\n");
}
/* since LED/CFG2 is not connected on the -2,
* write to correct capability information */
if (miiphy_write (0x1, 0x4, 0x01E1) != 0) {
printf ("Error writing to the PHY\n");
}
print_mip405_rev ();
show_stdio_dev ();
check_env ();

View File

@@ -51,3 +51,162 @@ void user_led1(unsigned char on);
#define PIIX4_IDE_DEV_ID 0x7111
/* timings */
/* PLD (CS7) */
#define PLD_BME 0 /* Burst disable */
#define PLD_TWE 5 /* 5 * 30ns 120ns Waitstates (access=TWT+1+TH) */
#define PLD_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
#define PLD_OEN 1 /* Cycles from CS low to OE low */
#define PLD_WBN 1 /* Cycles from CS low to WE low */
#define PLD_WBF 1 /* Cycles from WE high to CS high */
#define PLD_TH 2 /* Number of hold cycles after transfer */
#define PLD_RE 0 /* Ready disabled */
#define PLD_SOR 1 /* Sample on Ready disabled */
#define PLD_BEM 0 /* Byte Write only active on Write cycles */
#define PLD_PEN 0 /* Parity disable */
#define PLD_AP ((PLD_BME << 31) + (PLD_TWE << 23) + (PLD_CSN << 18) + (PLD_OEN << 16) + (PLD_WBN << 14) + \
(PLD_WBF << 12) + (PLD_TH << 9) + (PLD_RE << 8) + (PLD_SOR << 7) + (PLD_BEM << 6) + (PLD_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
#define PLD_BS 0 /* 1 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define PLD_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define PLD_BW 0 /* 16Bit */
#define PLD_CR ((PER_PLD_ADDR & 0xfff00000) + (PLD_BS << 17) + (PLD_BU << 15) + (PLD_BW << 13))
/* timings */
#define PER_BOARD_ADDR (PER_UART1_ADDR+(1024*1024))
/* Dummy CS to get the board revision */
#define BOARD_BME 0 /* Burst disable */
#define BOARD_TWE 255 /* 255 * 30ns 120ns Waitstates (access=TWT+1+TH) */
#define BOARD_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
#define BOARD_OEN 1 /* Cycles from CS low to OE low */
#define BOARD_WBN 1 /* Cycles from CS low to WE low */
#define BOARD_WBF 1 /* Cycles from WE high to CS high */
#define BOARD_TH 2 /* Number of hold cycles after transfer */
#define BOARD_RE 0 /* Ready disabled */
#define BOARD_SOR 1 /* Sample on Ready disabled */
#define BOARD_BEM 0 /* Byte Write only active on Write cycles */
#define BOARD_PEN 0 /* Parity disable */
#define BOARD_AP ((BOARD_BME << 31) + (BOARD_TWE << 23) + (BOARD_CSN << 18) + (BOARD_OEN << 16) + (BOARD_WBN << 14) + \
(BOARD_WBF << 12) + (BOARD_TH << 9) + (BOARD_RE << 8) + (BOARD_SOR << 7) + (BOARD_BEM << 6) + (BOARD_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
#define BOARD_BS 0 /* 1 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define BOARD_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define BOARD_BW 0 /* 16Bit */
#define BOARD_CR ((PER_BOARD_ADDR & 0xfff00000) + (BOARD_BS << 17) + (BOARD_BU << 15) + (BOARD_BW << 13))
/* UART0 CS2 */
#define UART0_BME 0 /* Burst disable */
#define UART0_TWE 7 /* 7 * 30ns 210ns Waitstates (access=TWT+1+TH) */
#define UART0_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
#define UART0_OEN 1 /* Cycles from CS low to OE low */
#define UART0_WBN 1 /* Cycles from CS low to WE low */
#define UART0_WBF 1 /* Cycles from WE high to CS high */
#define UART0_TH 2 /* Number of hold cycles after transfer */
#define UART0_RE 0 /* Ready disabled */
#define UART0_SOR 1 /* Sample on Ready disabled */
#define UART0_BEM 0 /* Byte Write only active on Write cycles */
#define UART0_PEN 0 /* Parity disable */
#define UART0_AP ((UART0_BME << 31) + (UART0_TWE << 23) + (UART0_CSN << 18) + (UART0_OEN << 16) + (UART0_WBN << 14) + \
(UART0_WBF << 12) + (UART0_TH << 9) + (UART0_RE << 8) + (UART0_SOR << 7) + (UART0_BEM << 6) + (UART0_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
#define UART0_BS 0 /* 1 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define UART0_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define UART0_BW 0 /* 8Bit */
#define UART0_CR ((PER_UART0_ADDR & 0xfff00000) + (UART0_BS << 17) + (UART0_BU << 15) + (UART0_BW << 13))
/* UART1 CS3 */
#define UART1_AP UART0_AP /* same timing as UART0 */
#define UART1_CR ((PER_UART1_ADDR & 0xfff00000) + (UART0_BS << 17) + (UART0_BU << 15) + (UART0_BW << 13))
/* Flash CS0 or CS 1 */
/* 0x7F8FFE80 slowest timing at all... */
#define FLASH_BME_B 1 /* Burst enable */
#define FLASH_FWT_B 0x6 /* 6 * 30ns 210ns First Wait Access */
#define FLASH_BWT_B 0x6 /* 6 * 30ns 210ns Burst Wait Access */
#define FLASH_BME 0 /* Burst disable */
#define FLASH_TWE 0xb/* 11 * 30ns 330ns Waitstates (access=TWT+1+TH) */
#define FLASH_CSN 0 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
#define FLASH_OEN 1 /* Cycles from CS low to OE low */
#define FLASH_WBN 1 /* Cycles from CS low to WE low */
#define FLASH_WBF 1 /* Cycles from WE high to CS high */
#define FLASH_TH 2 /* Number of hold cycles after transfer */
#define FLASH_RE 0 /* Ready disabled */
#define FLASH_SOR 1 /* Sample on Ready disabled */
#define FLASH_BEM 0 /* Byte Write only active on Write cycles */
#define FLASH_PEN 0 /* Parity disable */
/* Access Parameter Register for non Boot */
#define FLASH_AP ((FLASH_BME << 31) + (FLASH_TWE << 23) + (FLASH_CSN << 18) + (FLASH_OEN << 16) + (FLASH_WBN << 14) + \
(FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
/* Access Parameter Register for Boot */
#define FLASH_AP_B ((FLASH_BME_B << 31) + (FLASH_FWT_B << 26) + (FLASH_BWT_B << 23) + (FLASH_CSN << 18) + (FLASH_OEN << 16) + (FLASH_WBN << 14) + \
(FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
#define FLASH_BS 2 /* 4 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define FLASH_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define FLASH_BW 1 /* 16Bit */
/* CR register for Boot */
#define FLASH_CR_B ((FLASH_BASE0_PRELIM & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
/* CR register for non Boot */
#define FLASH_CR ((MULTI_PURPOSE_SOCKET_ADDR & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
/* MPS CS1 or CS0 */
/* Boot CS: */
#define MPS_BME_B 1 /* Burst enable */
#define MPS_FWT_B 0x6/* 6 * 30ns 210ns First Wait Access */
#define MPS_BWT_B 0x6 /* 6 * 30ns 210ns Burst Wait Access */
#define MPS_BME 0 /* Burst disable */
#define MPS_TWE 0xb/* 11 * 30ns 330ns Waitstates (access=TWT+1+TH) */
#define MPS_CSN 0 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
#define MPS_OEN 1 /* Cycles from CS low to OE low */
#define MPS_WBN 1 /* Cycles from CS low to WE low */
#define MPS_WBF 1 /* Cycles from WE high to CS high */
#define MPS_TH 2 /* Number of hold cycles after transfer */
#define MPS_RE 0 /* Ready disabled */
#define MPS_SOR 1 /* Sample on Ready disabled */
#define MPS_BEM 0 /* Byte Write only active on Write cycles */
#define MPS_PEN 0 /* Parity disable */
/* Access Parameter Register for non Boot */
#define MPS_AP ((MPS_BME << 31) + (MPS_TWE << 23) + (MPS_CSN << 18) + (MPS_OEN << 16) + (MPS_WBN << 14) + \
(MPS_WBF << 12) + (MPS_TH << 9) + (MPS_RE << 8) + (MPS_SOR << 7) + (MPS_BEM << 6) + (MPS_PEN << 5))
/* Access Parameter Register for Boot */
#define MPS_AP_B ((MPS_BME_B << 31) + (MPS_FWT_B << 26) + (MPS_BWT_B << 23) + (MPS_CSN << 18) + (MPS_OEN << 16) + (MPS_WBN << 14) + \
(MPS_WBF << 12) + (MPS_TH << 9) + (MPS_RE << 8) + (MPS_SOR << 7) + (MPS_BEM << 6) + (MPS_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
#define MPS_BS 2 /* 4 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define MPS_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define MPS_BW 0 /* 8Bit */
/* CR register for Boot */
#define MPS_CR_B ((FLASH_BASE0_PRELIM & 0xfff00000) + (MPS_BS << 17) + (MPS_BU << 15) + (MPS_BW << 13))
/* CR register for non Boot */
#define MPS_CR ((MULTI_PURPOSE_SOCKET_ADDR & 0xfff00000) + (MPS_BS << 17) + (MPS_BU << 15) + (MPS_BW << 13))

View File

@@ -216,9 +216,11 @@ void print_vcma9_rev(void)
Get_PLD_Version(), Get_PLD_Revision());
}
extern void mem_test_reloc(void);
int last_stage_init(void)
{
mem_test_reloc();
print_vcma9_rev();
show_stdio_dev();
check_env();

41
board/purple/Makefile Normal file
View File

@@ -0,0 +1,41 @@
#
# (C) Copyright 2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o flash.o sconsole.o
SOBJS = memsetup.o
$(LIB): .depend $(OBJS) $(SOBJS)
$(AR) crv $@ $^
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

32
board/purple/config.mk Normal file
View File

@@ -0,0 +1,32 @@
#
# (C) Copyright 2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
#
# Purple board with MIPS 5Kc CPU core
#
# ROM version
TEXT_BASE = 0xB0000000
# RAM version
#TEXT_BASE = 0x80100000

596
board/purple/flash.c Normal file
View File

@@ -0,0 +1,596 @@
/*
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/inca-ip.h>
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
typedef unsigned long FLASH_PORT_WIDTH;
typedef volatile unsigned long FLASH_PORT_WIDTHV;
#define FLASH_ID_MASK 0xFFFFFFFF
#define FPW FLASH_PORT_WIDTH
#define FPWV FLASH_PORT_WIDTHV
#define ORMASK(size) ((-size) & OR_AM_MSK)
#define FLASH29_REG_ADRS(reg) ((FPWV *)PHYS_FLASH_1 + (reg))
/* FLASH29 command register addresses */
#define FLASH29_REG_FIRST_CYCLE FLASH29_REG_ADRS (0x1555)
#define FLASH29_REG_SECOND_CYCLE FLASH29_REG_ADRS (0x2aaa)
#define FLASH29_REG_THIRD_CYCLE FLASH29_REG_ADRS (0x3555)
#define FLASH29_REG_FOURTH_CYCLE FLASH29_REG_ADRS (0x4555)
#define FLASH29_REG_FIFTH_CYCLE FLASH29_REG_ADRS (0x5aaa)
#define FLASH29_REG_SIXTH_CYCLE FLASH29_REG_ADRS (0x6555)
/* FLASH29 command definitions */
#define FLASH29_CMD_FIRST 0xaaaaaaaa
#define FLASH29_CMD_SECOND 0x55555555
#define FLASH29_CMD_FOURTH 0xaaaaaaaa
#define FLASH29_CMD_FIFTH 0x55555555
#define FLASH29_CMD_SIXTH 0x10101010
#define FLASH29_CMD_SECTOR 0x30303030
#define FLASH29_CMD_PROGRAM 0xa0a0a0a0
#define FLASH29_CMD_CHIP_ERASE 0x80808080
#define FLASH29_CMD_READ_RESET 0xf0f0f0f0
#define FLASH29_CMD_AUTOSELECT 0x90909090
#define FLASH29_CMD_READ 0x70707070
#define IN_RAM_CMD_READ 0x1
#define IN_RAM_CMD_WRITE 0x2
#define FLASH_WRITE_CMD ((ulong)(flash_write_cmd) & 0x7)+0xbf008000
#define FLASH_READ_CMD ((ulong)(flash_read_cmd) & 0x7)+0xbf008000
typedef void (*FUNCPTR_CP)(ulong *source, ulong *destination, ulong nlongs);
typedef void (*FUNCPTR_RD)(int cmd, FPWV * pFA, char * string, int strLen);
typedef void (*FUNCPTR_WR)(int cmd, FPWV * pFA, FPW value);
static ulong flash_get_size(FPWV *addr, flash_info_t *info);
static int write_word(flash_info_t *info, FPWV *dest, FPW data);
static void flash_get_offsets(ulong base, flash_info_t *info);
static flash_info_t *flash_get_info(ulong base);
static void load_cmd(ulong cmd);
static ulong in_ram_cmd = 0;
/******************************************************************************
*
* Don't change the program architecture
* This architecture assure the program
* can be relocated to scratch ram
*/
static void flash_read_cmd(int cmd, FPWV * pFA, char * string, int strLen)
{
int i,j;
FPW temp,temp1;
FPWV *str;
str = (FPWV *)string;
j= strLen/4;
if(cmd == FLASH29_CMD_AUTOSELECT)
{
*(FLASH29_REG_FIRST_CYCLE) = FLASH29_CMD_FIRST;
*(FLASH29_REG_SECOND_CYCLE) = FLASH29_CMD_SECOND;
*(FLASH29_REG_THIRD_CYCLE) = FLASH29_CMD_AUTOSELECT;
}
if(cmd == FLASH29_CMD_READ)
{
i = 0;
while(i<j)
{
temp = *pFA++;
temp1 = *(int *)0xa0000000;
*(int *)0xbf0081f8 = temp1 + temp;
*str++ = temp;
i++;
}
}
if(cmd == FLASH29_CMD_READ_RESET)
{
*(FLASH29_REG_FIRST_CYCLE) = FLASH29_CMD_FIRST;
*(FLASH29_REG_SECOND_CYCLE) = FLASH29_CMD_SECOND;
*(FLASH29_REG_THIRD_CYCLE) = FLASH29_CMD_READ_RESET;
}
*(int *)0xbf0081f8 = *(int *)0xa0000000; /* dummy read switch back to sdram interface */
}
/******************************************************************************
*
* Don't change the program architecture
* This architecture assure the program
* can be relocated to scratch ram
*/
static void flash_write_cmd(int cmd, FPWV * pFA, FPW value)
{
*(FLASH29_REG_FIRST_CYCLE) = FLASH29_CMD_FIRST;
*(FLASH29_REG_SECOND_CYCLE) = FLASH29_CMD_SECOND;
if (cmd == FLASH29_CMD_SECTOR)
{
*(FLASH29_REG_THIRD_CYCLE) = FLASH29_CMD_CHIP_ERASE;
*(FLASH29_REG_FOURTH_CYCLE) = FLASH29_CMD_FOURTH;
*(FLASH29_REG_FIFTH_CYCLE) = FLASH29_CMD_FIFTH;
*pFA = FLASH29_CMD_SECTOR;
}
if (cmd == FLASH29_CMD_SIXTH)
{
*(FLASH29_REG_THIRD_CYCLE) = FLASH29_CMD_CHIP_ERASE;
*(FLASH29_REG_FOURTH_CYCLE) = FLASH29_CMD_FOURTH;
*(FLASH29_REG_FIFTH_CYCLE) = FLASH29_CMD_FIFTH;
*(FLASH29_REG_SIXTH_CYCLE) = FLASH29_CMD_SIXTH;
}
if (cmd == FLASH29_CMD_PROGRAM)
{
*(FLASH29_REG_THIRD_CYCLE) = FLASH29_CMD_PROGRAM;
*pFA = value;
}
if (cmd == FLASH29_CMD_READ_RESET)
{
*(FLASH29_REG_THIRD_CYCLE) = FLASH29_CMD_READ_RESET;
}
*(int *)0xbf0081f8 = *(int *)0xa0000000; /* dummy read switch back to sdram interface */
}
static void load_cmd(ulong cmd)
{
ulong *src;
ulong *dst;
FUNCPTR_CP absEntry;
ulong func;
if (in_ram_cmd & cmd) return;
if (cmd == IN_RAM_CMD_READ)
{
func = (ulong)flash_read_cmd;
}
else
{
func = (ulong)flash_write_cmd;
}
src = (ulong *)(func & 0xfffffff8);
dst = (ulong *)0xbf008000;
absEntry = (FUNCPTR_CP)(0xbf0081d0);
absEntry(src,dst,0x38);
in_ram_cmd = cmd;
}
/*-----------------------------------------------------------------------
* flash_init()
*
* sets up flash_info and returns size of FLASH (bytes)
*/
unsigned long flash_init (void)
{
unsigned long size = 0;
int i;
load_cmd(IN_RAM_CMD_READ);
/* Init: no FLASHes known */
for (i=0; i < CFG_MAX_FLASH_BANKS; ++i) {
ulong flashbase = PHYS_FLASH_1;
ulong * buscon = (ulong *) INCA_IP_EBU_EBU_BUSCON0;
/* Disable write protection */
*buscon &= ~INCA_IP_EBU_EBU_BUSCON1_WRDIS;
#if 1
memset(&flash_info[i], 0, sizeof(flash_info_t));
#endif
flash_info[i].size =
flash_get_size((FPW *)flashbase, &flash_info[i]);
if (flash_info[i].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx\n",
i, flash_info[i].size);
}
size += flash_info[i].size;
}
#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
/* monitor protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE+CFG_MONITOR_LEN-1,
flash_get_info(CFG_MONITOR_BASE));
#endif
#ifdef CFG_ENV_IS_IN_FLASH
/* ENV protection ON by default */
flash_protect(FLAG_PROTECT_SET,
CFG_ENV_ADDR,
CFG_ENV_ADDR+CFG_ENV_SIZE-1,
flash_get_info(CFG_ENV_ADDR));
#endif
return size;
}
/*-----------------------------------------------------------------------
*/
static void flash_get_offsets (ulong base, flash_info_t *info)
{
int i;
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD
&& (info->flash_id & FLASH_TYPEMASK) == FLASH_AM160B) {
int bootsect_size[4]; /* number of bytes/boot sector */
int sect_size; /* number of bytes/regular sector */
bootsect_size[0] = 0x00008000;
bootsect_size[1] = 0x00004000;
bootsect_size[2] = 0x00004000;
bootsect_size[3] = 0x00010000;
sect_size = 0x00020000;
/* set sector offsets for bottom boot block type */
for (i = 0; i < info->sector_count; i++) {
info->start[i] = base;
base += i < 4 ? bootsect_size[i] : sect_size;
}
}
}
/*-----------------------------------------------------------------------
*/
static flash_info_t *flash_get_info(ulong base)
{
int i;
flash_info_t * info;
for (i = 0; i < CFG_MAX_FLASH_BANKS; i ++) {
info = & flash_info[i];
if (info->start[0] <= base && base < info->start[0] + info->size)
break;
}
return i == CFG_MAX_FLASH_BANKS ? 0 : info;
}
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t *info)
{
int i;
uchar *boottype;
uchar *bootletter;
uchar *fmt;
uchar botbootletter[] = "B";
uchar topbootletter[] = "T";
uchar botboottype[] = "bottom boot sector";
uchar topboottype[] = "top boot sector";
if (info->flash_id == FLASH_UNKNOWN) {
printf ("missing or unknown FLASH type\n");
return;
}
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_AMD: printf ("AMD "); break;
case FLASH_MAN_BM: printf ("BRIGHT MICRO "); break;
case FLASH_MAN_FUJ: printf ("FUJITSU "); break;
case FLASH_MAN_SST: printf ("SST "); break;
case FLASH_MAN_STM: printf ("STM "); break;
case FLASH_MAN_INTEL: printf ("INTEL "); break;
default: printf ("Unknown Vendor "); break;
}
/* check for top or bottom boot, if it applies */
if (info->flash_id & FLASH_BTYPE) {
boottype = botboottype;
bootletter = botbootletter;
}
else {
boottype = topboottype;
bootletter = topbootletter;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_AM160B:
fmt = "29LV160B%s (16 Mbit, %s)\n";
break;
case FLASH_28F800C3B:
case FLASH_28F800C3T:
fmt = "28F800C3%s (8 Mbit, %s)\n";
break;
case FLASH_INTEL800B:
case FLASH_INTEL800T:
fmt = "28F800B3%s (8 Mbit, %s)\n";
break;
case FLASH_28F160C3B:
case FLASH_28F160C3T:
fmt = "28F160C3%s (16 Mbit, %s)\n";
break;
case FLASH_INTEL160B:
case FLASH_INTEL160T:
fmt = "28F160B3%s (16 Mbit, %s)\n";
break;
case FLASH_28F320C3B:
case FLASH_28F320C3T:
fmt = "28F320C3%s (32 Mbit, %s)\n";
break;
case FLASH_INTEL320B:
case FLASH_INTEL320T:
fmt = "28F320B3%s (32 Mbit, %s)\n";
break;
case FLASH_28F640C3B:
case FLASH_28F640C3T:
fmt = "28F640C3%s (64 Mbit, %s)\n";
break;
case FLASH_INTEL640B:
case FLASH_INTEL640T:
fmt = "28F640B3%s (64 Mbit, %s)\n";
break;
default:
fmt = "Unknown Chip Type\n";
break;
}
printf (fmt, bootletter, boottype);
printf (" Size: %ld MB in %d Sectors\n",
info->size >> 20,
info->sector_count);
printf (" Sector Start Addresses:");
for (i=0; i<info->sector_count; ++i) {
if ((i % 5) == 0) {
printf ("\n ");
}
printf (" %08lX%s", info->start[i],
info->protect[i] ? " (RO)" : " ");
}
printf ("\n");
}
/*-----------------------------------------------------------------------
*/
/*
* The following code cannot be run from FLASH!
*/
ulong flash_get_size (FPWV *addr, flash_info_t *info)
{
FUNCPTR_RD absEntry;
FPW retValue;
int flag;
load_cmd(IN_RAM_CMD_READ);
absEntry = (FUNCPTR_RD)FLASH_READ_CMD;
flag = disable_interrupts();
absEntry(FLASH29_CMD_AUTOSELECT,0,0,0);
if (flag) enable_interrupts();
udelay(100);
flag = disable_interrupts();
absEntry(FLASH29_CMD_READ, addr + 1, (char *)&retValue, sizeof(retValue));
absEntry(FLASH29_CMD_READ_RESET,0,0,0);
if (flag) enable_interrupts();
udelay(100);
switch (retValue) {
case (FPW)AMD_ID_LV160B:
info->flash_id += FLASH_AM160B;
info->sector_count = 35;
info->size = 0x00400000;
break; /* => 8 or 16 MB */
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
return (0); /* => no or unknown flash */
}
flash_get_offsets((ulong)addr, info);
return (info->size);
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
FPWV *addr;
int flag, prot, sect;
ulong start, now, last;
int rcode = 0;
FUNCPTR_WR absEntry;
load_cmd(IN_RAM_CMD_WRITE);
absEntry = (FUNCPTR_WR)FLASH_WRITE_CMD;
if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) {
printf ("- missing\n");
} else {
printf ("- no sectors to erase\n");
}
return 1;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_AM160B:
break;
case FLASH_UNKNOWN:
default:
printf ("Can't erase unknown flash type %08lx - aborted\n",
info->flash_id);
return 1;
}
prot = 0;
for (sect=s_first; sect<=s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot) {
printf ("- Warning: %d protected sectors will not be erased!\n",
prot);
} else {
printf ("\n");
}
last = get_timer(0);
/* Start erase on unprotected sectors */
for (sect = s_first; sect<=s_last && rcode == 0; sect++) {
if (info->protect[sect] != 0) /* protected, skip it */
continue;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
addr = (FPWV *)(info->start[sect]);
absEntry(FLASH29_CMD_SECTOR, addr, 0);
/* re-enable interrupts if necessary */
if (flag)
enable_interrupts();
start = get_timer(0);
while ((now = get_timer(start)) <= CFG_FLASH_ERASE_TOUT) {
/* show that we're waiting */
if ((get_timer(last)) > CFG_HZ) {/* every second */
putc ('.');
last = get_timer(0);
}
}
flag = disable_interrupts();
absEntry(FLASH29_CMD_READ_RESET,0,0);
if (flag)
enable_interrupts();
}
printf (" done\n");
return rcode;
}
/*-----------------------------------------------------------------------
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
FPW data = 0; /* 16 or 32 bit word, matches flash bus width on MPC8XX */
int bytes; /* number of bytes to program in current word */
int left; /* number of bytes left to program */
int i, res;
for (left = cnt, res = 0;
left > 0 && res == 0;
addr += sizeof(data), left -= sizeof(data) - bytes) {
bytes = addr & (sizeof(data) - 1);
addr &= ~(sizeof(data) - 1);
/* combine source and destination data so can program
* an entire word of 16 or 32 bits
*/
for (i = 0; i < sizeof(data); i++) {
data <<= 8;
if (i < bytes || i - bytes >= left )
data += *((uchar *)addr + i);
else
data += *src++;
}
res = write_word(info, (FPWV *)addr, data);
}
return (res);
}
static int write_word (flash_info_t *info, FPWV *dest, FPW data)
{
int res = 0; /* result, assume success */
FUNCPTR_WR absEntry;
int flag;
/* Check if Flash is (sufficiently) erased */
if ((*dest & data) != data) {
return (2);
}
if (info->start[0] != PHYS_FLASH_1)
{
return (3);
}
load_cmd(IN_RAM_CMD_WRITE);
absEntry = (FUNCPTR_WR)FLASH_WRITE_CMD;
flag = disable_interrupts();
absEntry(FLASH29_CMD_PROGRAM,dest,data);
if (flag) enable_interrupts();
udelay(100);
flag = disable_interrupts();
absEntry(FLASH29_CMD_READ_RESET,0,0);
if (flag) enable_interrupts();
return (res);
}

38
board/purple/memsetup.S Normal file
View File

@@ -0,0 +1,38 @@
/*
* Memory sub-system initialization code for PURPLE development board.
*
* Copyright (c) 2003 Wolfgang Denk <wd@denx.de>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
#include <version.h>
#include <asm/regdef.h>
#define MC_IOGP 0xBF800800
.globl memsetup
memsetup:
li t0, MC_IOGP
li t1, 0xf24
sw t1, 0(t0)
j ra
nop

265
board/purple/purple.c Normal file
View File

@@ -0,0 +1,265 @@
/*
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <command.h>
#include <asm/inca-ip.h>
#include <asm/regdef.h>
#include <asm/mipsregs.h>
#include <asm/addrspace.h>
#include <asm/cacheops.h>
#include "sconsole.h"
#define cache_unroll(base,op) \
__asm__ __volatile__(" \
.set noreorder; \
.set mips3; \
cache %1, (%0); \
.set mips0; \
.set reorder" \
: \
: "r" (base), \
"i" (op));
typedef void (*FUNCPTR)(ulong *source, ulong *destination, ulong nlongs);
extern void asc_serial_init (void);
extern void asc_serial_putc (char);
extern void asc_serial_puts (const char *);
extern int asc_serial_getc (void);
extern int asc_serial_tstc (void);
extern void asc_serial_setbrg (void);
static void sdram_timing_init (ulong size)
{
register uint pass;
register uint done;
register uint count;
register uint p0, p1, p2, p3, p4;
register uint addr;
#define WRITE_MC_IOGP_1 *(uint *)0xbf800800 = (p1<<14)+(p2<<13)+(p4<<8)+(p0<<4)+p3;
#define WRITE_MC_IOGP_2 *(uint *)0xbf800800 = (p1<<14)+(p2<<13)+((p4-16)<<8)+(p0<<4)+p3;
done = 0;
p0 = 2;
while (p0 < 4 && done == 0) {
p1 = 0;
while (p1 < 2 && done == 0) {
p2 = 0;
while (p2 < 2 && done == 0) {
p3 = 0;
while (p3 < 16 && done == 0) {
count = 0;
p4 = 0;
while (p4 < 32 && done == 0) {
WRITE_MC_IOGP_1;
for (addr = KSEG1 + 0x4000;
addr < KSEG1ADDR (size);
addr = addr + 4) {
*(uint *) addr = 0xaa55aa55;
}
pass = 1;
for (addr = KSEG1 + 0x4000;
addr < KSEG1ADDR (size) && pass == 1;
addr = addr + 4) {
if (*(uint *) addr != 0xaa55aa55)
pass = 0;
}
if (pass == 1) {
count++;
} else {
count = 0;
}
if (count == 32) {
WRITE_MC_IOGP_2;
done = 1;
}
p4++;
}
p3++;
}
p2++;
}
p1++;
}
p0++;
if (p0 == 1)
p0++;
}
}
long int initdram(int board_type)
{
/* The only supported number of SDRAM banks is 4.
*/
#define CFG_NB 4
ulong cfgpb0 = *INCA_IP_SDRAM_MC_CFGPB0;
ulong cfgdw = *INCA_IP_SDRAM_MC_CFGDW;
int cols = cfgpb0 & 0xF;
int rows = (cfgpb0 & 0xF0) >> 4;
int dw = cfgdw & 0xF;
ulong size = (1 << (rows + cols)) * (1 << (dw - 1)) * CFG_NB;
void (* sdram_init) (ulong);
sdram_init = (void (*)(ulong)) KSEG0ADDR(&sdram_timing_init);
sdram_init(0x10000);
return size;
}
int checkboard (void)
{
unsigned long chipid = *(unsigned long *)0xB800C800;
printf ("Board: Purple PLB 2800 chip version %ld, ", chipid & 0xF);
printf("CPU Speed %d MHz\n", CPU_CLOCK_RATE/1000000);
return 0;
}
int misc_init_r (void)
{
asc_serial_init ();
sconsole_putc = asc_serial_putc;
sconsole_puts = asc_serial_puts;
sconsole_getc = asc_serial_getc;
sconsole_tstc = asc_serial_tstc;
sconsole_setbrg = asc_serial_setbrg;
sconsole_flush ();
return (0);
}
/*******************************************************************************
*
* copydwords - copy one buffer to another a long at a time
*
* This routine copies the first <nlongs> longs from <source> to <destination>.
*/
static void copydwords (ulong *source, ulong *destination, ulong nlongs)
{
ulong temp,temp1;
ulong *dstend = destination + nlongs;
while (destination < dstend)
{
temp = *source++;
/* dummy read from sdram */
temp1 = *(ulong *)0xa0000000;
/* avoid optimization from compliler */
*(ulong *)0xbf0081f8 = temp1 + temp;
*destination++ = temp;
}
}
/*******************************************************************************
*
* copyLongs - copy one buffer to another a long at a time
*
* This routine copies the first <nlongs> longs from <source> to <destination>.
*/
static void copyLongs (ulong *source, ulong *destination, ulong nlongs)
{
FUNCPTR absEntry;
absEntry = (FUNCPTR)(0xbf008000+((ulong)copydwords & 0x7));
absEntry(source, destination, nlongs);
}
/*******************************************************************************
*
* programLoad - load program into ram
*
* This routine load copydwords into ram
*
*/
static void programLoad(void)
{
FUNCPTR absEntry;
ulong *src,*dst;
src = (ulong *)(TEXT_BASE + 0x428);
dst = (ulong *)0xbf0081d0;
absEntry = (FUNCPTR)(TEXT_BASE + 0x400);
absEntry(src,dst,0x6);
src = (ulong *)((ulong)copydwords & 0xfffffff8);
dst = (ulong *)0xbf008000;
absEntry(src,dst,0x38);
}
/*******************************************************************************
*
* copy_code - copy u-boot image from flash to RAM
*
* This routine is needed to solve flash problems on this board
*
*/
void copy_code (ulong dest_addr)
{
unsigned long start;
unsigned long end;
/* load copydwords into ram
*/
programLoad();
/* copy u-boot code
*/
copyLongs((ulong *)CFG_MONITOR_BASE,
(ulong *)dest_addr,
(CFG_MONITOR_LEN + 3) / 4);
/* flush caches
*/
start = KSEG0;
end = start + CFG_DCACHE_SIZE;
while(start < end) {
cache_unroll(start,Index_Writeback_Inv_D);
start += CFG_CACHELINE_SIZE;
}
start = KSEG0;
end = start + CFG_ICACHE_SIZE;
while(start < end) {
cache_unroll(start,Index_Invalidate_I);
start += CFG_CACHELINE_SIZE;
}
}

125
board/purple/sconsole.c Normal file
View File

@@ -0,0 +1,125 @@
/*
* (C) Copyright 2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
#include <common.h>
#include "sconsole.h"
void (*sconsole_putc) (char) = 0;
void (*sconsole_puts) (const char *) = 0;
int (*sconsole_getc) (void) = 0;
int (*sconsole_tstc) (void) = 0;
void (*sconsole_setbrg) (void) = 0;
int serial_init (void)
{
sconsole_buffer_t *sb = SCONSOLE_BUFFER;
sb->pos = 0;
sb->size = 0;
sb->max_size = CFG_SCONSOLE_SIZE - sizeof (sconsole_buffer_t);
return (0);
}
void serial_putc (char c)
{
if (sconsole_putc) {
(*sconsole_putc) (c);
} else {
sconsole_buffer_t *sb = SCONSOLE_BUFFER;
if (c) {
sb->data[sb->pos++] = c;
if (sb->pos == sb->max_size) {
sb->pos = 0;
}
if (sb->size < sb->max_size) {
sb->size++;
}
}
}
}
void serial_puts (const char *s)
{
if (sconsole_puts) {
(*sconsole_puts) (s);
} else {
sconsole_buffer_t *sb = SCONSOLE_BUFFER;
while (*s) {
sb->data[sb->pos++] = *s++;
if (sb->pos == sb->max_size) {
sb->pos = 0;
}
if (sb->size < sb->max_size) {
sb->size++;
}
}
}
}
int serial_getc (void)
{
if (sconsole_getc) {
return (*sconsole_getc) ();
} else {
return 0;
}
}
int serial_tstc (void)
{
if (sconsole_tstc) {
return (*sconsole_tstc) ();
} else {
return 0;
}
}
void serial_setbrg (void)
{
if (sconsole_setbrg) {
(*sconsole_setbrg) ();
}
}
void sconsole_flush (void)
{
if (sconsole_putc) {
sconsole_buffer_t *sb = SCONSOLE_BUFFER;
unsigned int end = sb->pos < sb->size
? sb->pos + sb->max_size - sb->size
: sb->pos - sb->size;
while (sb->size) {
(*sconsole_putc) (sb->data[end++]);
if (end == sb->max_size) {
end = 0;
}
sb->size--;
}
}
}

47
board/purple/sconsole.h Normal file
View File

@@ -0,0 +1,47 @@
/*
* (C) Copyright 2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _SCONSOLE_H_
#define _SCONSOLE_H_
#include <config.h>
typedef struct sconsole_buffer_s
{
unsigned long size;
unsigned long max_size;
unsigned long pos;
char data [1];
} sconsole_buffer_t;
#define SCONSOLE_BUFFER ((sconsole_buffer_t *) CFG_SCONSOLE_ADDR)
extern void (* sconsole_putc) (char);
extern void (* sconsole_puts) (const char *);
extern int (* sconsole_getc) (void);
extern int (* sconsole_tstc) (void);
extern void (* sconsole_setbrg) (void);
extern void sconsole_flush (void);
#endif

74
board/purple/u-boot.lds Normal file
View File

@@ -0,0 +1,74 @@
/*
* (C) Copyright 2003
* Wolfgang Denk Engineering, <wd@denx.de>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
*/
OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips")
OUTPUT_ARCH(mips)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
cpu/mips/start.o (.text)
board/purple/memsetup.o (.text)
cpu/mips/cache.o (.text)
common/main.o (.text)
common/dlmalloc.o (.text)
common/cmd_boot.o (.text)
lib_generic/zlib.o (.text)
. = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.ppcenv)
*(.text)
}
. = ALIGN(4);
.rodata : { *(.rodata) }
. = ALIGN(4);
.data : { *(.data) }
. = ALIGN(4);
.sdata : { *(.sdata) }
_gp = ALIGN(16);
__got_start = .;
.got : { *(.got) }
__got_end = .;
.sdata : { *(.sdata) }
uboot_end_data = .;
num_got_entries = (__got_end - __got_start) >> 2;
. = ALIGN(4);
.sbss : { *(.sbss) }
.bss : { *(.bss) }
uboot_end = .;
}

View File

@@ -206,6 +206,12 @@ static ulong flash_get_size (FPW * addr, flash_info_t * info)
{
FPW value;
/* Make sure Block Lock Bits get cleared */
addr[0] = (FPW) 0x00FF00FF;
addr[0] = (FPW) 0x00600060;
addr[0] = (FPW) 0x00D000D0;
addr[0] = (FPW) 0x00FF00FF;
/* Write auto select command: read Manufacturer ID */
addr[0x5555] = (FPW) 0x00AA00AA;
addr[0x2AAA] = (FPW) 0x00550055;

View File

@@ -126,12 +126,12 @@ long int initdram (int board_type)
memctl->memc_mar = 0x00000088;
/*
* Map controller bank 1 to the SDRAM bank at
* Map controller bank 2 to the SDRAM bank at
* preliminary address - these have to be modified after the
* SDRAM size has been determined.
*/
memctl->memc_or1 = CFG_OR1_PRELIM;
memctl->memc_br1 = CFG_BR1_PRELIM;
memctl->memc_or2 = CFG_OR2_PRELIM;
memctl->memc_br2 = CFG_BR2_PRELIM;
memctl->memc_mamr = CFG_MAMR_8COL & (~(MAMR_PTAE)); /* no refresh yet */
@@ -139,9 +139,9 @@ long int initdram (int board_type)
/* perform SDRAM initializsation sequence */
memctl->memc_mcr = 0x80002105; /* SDRAM bank 0 */
memctl->memc_mcr = 0x80004105; /* SDRAM bank 0 */
udelay (200);
memctl->memc_mcr = 0x80002230; /* SDRAM bank 0 - execute twice */
memctl->memc_mcr = 0x80004230; /* SDRAM bank 0 - execute twice */
udelay (200);
memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */
@@ -153,7 +153,7 @@ long int initdram (int board_type)
*
* try 8 column mode
*/
size8 = dram_size (CFG_MAMR_8COL, (ulong *) SDRAM_BASE1_PRELIM,
size8 = dram_size (CFG_MAMR_8COL, (ulong *) SDRAM_BASE2_PRELIM,
SDRAM_MAX_SIZE);
udelay (1000);
@@ -161,13 +161,13 @@ long int initdram (int board_type)
/*
* try 9 column mode
*/
size9 = dram_size (CFG_MAMR_9COL, (ulong *) SDRAM_BASE1_PRELIM,
size9 = dram_size (CFG_MAMR_9COL, (ulong *) SDRAM_BASE2_PRELIM,
SDRAM_MAX_SIZE);
if (size8 < size9) { /* leave configuration at 9 columns */
size_b0 = size9;
/* debug ("SDRAM Bank 0 in 9 column mode: %ld MB\n", size >> 20); */
} else { /* back to 8 columns */
} else { /* back to 8 columns */
size_b0 = size8;
memctl->memc_mamr = CFG_MAMR_8COL;
udelay (500);
@@ -200,6 +200,47 @@ long int initdram (int board_type)
udelay (10000);
#ifdef CONFIG_CAN_DRIVER
/* Initialize OR3 / BR3 */
memctl->memc_or3 = CFG_OR3_CAN; /* switch GPLB_5 to GPLA_5 */
memctl->memc_br3 = CFG_BR3_CAN;
/* Initialize MBMR */
memctl->memc_mbmr = MAMR_GPL_B4DIS; /* GPL_B4 works as UPWAITB */
/* Initialize UPMB for CAN: single read */
memctl->memc_mdr = 0xFFFFC004;
memctl->memc_mcr = 0x0100 | UPMB;
memctl->memc_mdr = 0x0FFFD004;
memctl->memc_mcr = 0x0101 | UPMB;
memctl->memc_mdr = 0x0FFFC000;
memctl->memc_mcr = 0x0102 | UPMB;
memctl->memc_mdr = 0x3FFFC004;
memctl->memc_mcr = 0x0103 | UPMB;
memctl->memc_mdr = 0xFFFFDC05;
memctl->memc_mcr = 0x0104 | UPMB;
/* Initialize UPMB for CAN: single write */
memctl->memc_mdr = 0xFFFCC004;
memctl->memc_mcr = 0x0118 | UPMB;
memctl->memc_mdr = 0xCFFCD004;
memctl->memc_mcr = 0x0119 | UPMB;
memctl->memc_mdr = 0x0FFCC000;
memctl->memc_mcr = 0x011A | UPMB;
memctl->memc_mdr = 0x7FFCC004;
memctl->memc_mcr = 0x011B | UPMB;
memctl->memc_mdr = 0xFFFDCC05;
memctl->memc_mcr = 0x011C | UPMB;
#endif
return (size_b0);
}
@@ -213,8 +254,8 @@ long int initdram (int board_type)
* - short between data lines
*/
static long int dram_size (long int mamr_value, long int *base,
long int maxsize)
static long int dram_size (long int mamr_value,
long int *base, long int maxsize)
{
volatile immap_t *immap = (immap_t *) CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
@@ -257,10 +298,10 @@ static long int dram_size (long int mamr_value, long int *base,
/* ------------------------------------------------------------------------- */
void r360_pwm_write (uchar reg, uchar val)
void r360_i2c_lcd_write (uchar data0, uchar data1)
{
if (i2c_write (CFG_I2C_PWM_ADDR, reg, 1, &val, 1)) {
printf ("Can't write PWM register 0x%02X.\n", reg);
if (i2c_write (CFG_I2C_LCD_ADDR, data0, 1, &data1, 1)) {
printf("Can't write lcd data 0x%02X 0x%02X.\n", data0, data1);
}
}
@@ -271,10 +312,8 @@ void r360_pwm_write (uchar reg, uchar val)
*/
/* Number of bytes returned from Keyboard Controller */
#define KEYBD_KEY_MAX 20 /* maximum key number */
#define KEYBD_DATALEN ((KEYBD_KEY_MAX + 7) / 8) /* normal key scan data */
static uchar kbd_addr = CFG_I2C_KBD_ADDR;
#define KEYBD_KEY_MAX 16 /* maximum key number */
#define KEYBD_DATALEN ((KEYBD_KEY_MAX + 7) / 8) /* normal key scan data */
static uchar *key_match (uchar *);
@@ -287,14 +326,14 @@ int misc_init_r (void)
i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
i2c_read (CFG_I2C_KEY_ADDR, 0, 0, kbd_data, KEYBD_DATALEN);
for (i = 0; i < KEYBD_DATALEN; ++i) {
sprintf (keybd_env + i + i, "%02X", kbd_data[i]);
}
setenv ("keybd", keybd_env);
str = strdup (key_match (kbd_data)); /* decode keys */
str = strdup (key_match (keybd_env)); /* decode keys */
#ifdef CONFIG_PREBOOT /* automatically configure "preboot" command on key match */
setenv ("preboot", str); /* set or delete definition */
@@ -324,16 +363,13 @@ int misc_init_r (void)
static uchar kbd_magic_prefix[] = "key_magic";
static uchar kbd_command_prefix[] = "key_cmd";
static uchar *key_match (uchar * kbd_data)
static uchar *key_match (uchar * kbd_str)
{
uchar compare[KEYBD_DATALEN];
uchar magic[sizeof (kbd_magic_prefix) + 1];
uchar cmd_name[sizeof (kbd_command_prefix) + 1];
uchar key_mask;
uchar *str, *nxt, *suffix;
uchar *str, *suffix;
uchar *kbd_magic_keys;
char *cmd;
int i;
/*
* The following string defines the characters that can pe appended
@@ -343,62 +379,48 @@ static uchar *key_match (uchar * kbd_data)
* "key_magic" is checked (old behaviour); the string "125" causes
* checks for "key_magic1", "key_magic2" and "key_magic5", etc.
*/
if ((kbd_magic_keys = getenv ("magic_keys")) == NULL)
kbd_magic_keys = "";
if ((kbd_magic_keys = getenv ("magic_keys")) != NULL) {
/* loop over all magic keys;
* use '\0' suffix in case of empty string
*/
for (suffix = kbd_magic_keys;
*suffix || suffix == kbd_magic_keys;
++suffix) {
sprintf (magic, "%s%c", kbd_magic_prefix, *suffix);
/* loop over all magic keys;
* use '\0' suffix in case of empty string
*/
for (suffix=kbd_magic_keys; *suffix || suffix==kbd_magic_keys; ++suffix) {
sprintf (magic, "%s%c", kbd_magic_prefix, *suffix);
#if 0
printf ("### Check magic \"%s\"\n", magic);
printf ("### Check magic \"%s\"\n", magic);
#endif
memcpy(compare, kbd_data, KEYBD_DATALEN);
if ((str = getenv (magic)) != 0) {
for (str = getenv(magic); str != NULL; str = (*nxt) ? nxt+1 : nxt) {
uchar c;
#if 0
printf ("### Compare \"%s\" \"%s\"\n",
kbd_str, str);
#endif
if (strcmp (kbd_str, str) == 0) {
sprintf (cmd_name, "%s%c",
kbd_command_prefix,
*suffix);
c = (uchar) simple_strtoul (str, (char **) (&nxt), 16);
if (str == nxt) /* invalid character */
break;
if (c >= KEYBD_KEY_MAX) /* bad key number */
goto next_magic;
key_mask = 0x80 >> (c % 8);
if (!(compare[c / 8] & key_mask)) /* key not pressed */
goto next_magic;
compare[c / 8] &= ~key_mask;
if ((cmd = getenv (cmd_name)) != 0) {
#if 0
printf ("### Set PREBOOT to $(%s): \"%s\"\n",
cmd_name, cmd);
#endif
return (cmd);
}
}
}
}
for (i=0; i<KEYBD_DATALEN; i++)
if (compare[i]) /* key(s) not released */
goto next_magic;
sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix);
cmd = getenv (cmd_name);
#if 0
printf ("### Set PREBOOT to $(%s): \"%s\"\n",
cmd_name, cmd ? cmd : "<<NULL>>");
#endif
*kbd_data = *suffix;
return (cmd);
next_magic:;
}
#if 0
printf ("### Delete PREBOOT\n");
#endif
*kbd_data = '\0';
*kbd_str = '\0';
return (NULL);
}
#endif /* CONFIG_PREBOOT */
#endif /* CONFIG_PREBOOT */
/* Read Keyboard status */
int do_kbd (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
@@ -410,7 +432,7 @@ int do_kbd (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
/* Read keys */
i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
i2c_read (CFG_I2C_KEY_ADDR, 0, 0, kbd_data, KEYBD_DATALEN);
puts ("Keys:");
for (i = 0; i < KEYBD_DATALEN; ++i) {

View File

@@ -28,6 +28,9 @@
#include <net.h> /* for eth_init() */
#include <rtc.h>
#include "sixnet.h"
#ifdef CONFIG_SHOW_BOOT_PROGRESS
# include <status_led.h>
#endif
#define ORMASK(size) ((-size) & OR_AM_MSK)
@@ -35,6 +38,22 @@ static long ram_size(ulong *, long);
/* ------------------------------------------------------------------------- */
#ifdef CONFIG_SHOW_BOOT_PROGRESS
void show_boot_progress (int status)
{
#if defined(CONFIG_STATUS_LED)
# if defined(STATUS_LED_BOOT)
if (status == 15) {
/* ready to transfer to kernel, make sure LED is proper state */
status_led_set(STATUS_LED_BOOT, CONFIG_BOOT_LED_STATE);
}
# endif /* STATUS_LED_BOOT */
#endif /* CONFIG_STATUS_LED */
}
#endif
/* ------------------------------------------------------------------------- */
/*
* Check Board Identity:
* returns 0 if recognized, -1 if unknown
@@ -235,6 +254,9 @@ int misc_init_r (void)
volatile immap_t *immap = (immap_t *)CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
char* s;
char* e;
int reg;
bd_t *bd = gd->bd;
memctl->memc_or2 = NVRAM_OR_PRELIM;
@@ -283,18 +305,19 @@ int misc_init_r (void)
immap->im_sit.sit_rtc = tim;
}
#if 0
/* The code below is no longer valid since the prototype of
* eth_init() and eth_halt() have been changed to support
* multi-ethernet feature in U-Boot; the eth_initialize()
* routine should be called before any access to the ethernet
* callbacks.
/* set up ethernet address for SCC ethernet. If eth1addr
* is present it gets a unique address, otherwise it
* shares the FEC address.
*/
s = getenv("eth1addr");
if (s == NULL)
s = getenv("ethaddr");
for (reg=0; reg<6; ++reg) {
bd->bi_enet1addr[reg] = s ? simple_strtoul(s, &e, 16) : 0;
if (s)
s = (*e) ? e+1 : e;
}
/* FIXME - for now init ethernet to force PHY special mode */
eth_init(bd);
eth_halt();
#endif
return (0);
}
@@ -307,7 +330,7 @@ int misc_init_r (void)
*
* The memory size MUST be a power of 2 for this to work.
*
* The only memory modified is 4 bytes at offset 0. This is important
* The only memory modified is 8 bytes at offset 0. This is important
* since for the SRAM this location is reserved for autosizing, so if
* it is modified and the board is reset before ram_size() completes
* no damage is done. Normally even the memory at 0 is preserved. The
@@ -319,28 +342,27 @@ static long ram_size(ulong *base, long maxsize)
{
volatile long *test_addr;
volatile long *base_addr = base;
volatile long *flash = (volatile long*)CFG_FLASH_BASE;
ulong ofs; /* byte offset from base_addr */
ulong save; /* to make test non-destructive */
ulong junk;
ulong save2; /* to make test non-destructive */
long ramsize = -1; /* size not determined yet */
save = *base_addr; /* save value at 0 so can restore */
save2 = *(base_addr+1); /* save value at 4 so can restore */
/* is any SRAM present? */
*base_addr = 0x5555aaaa;
/* use flash read to modify data bus, since with no SRAM present
* the data bus may retain the value if our code is running
* completely in the cache.
/* It is important to drive the data bus with different data so
* it doesn't remember the value and look like RAM that isn't there.
*/
junk = *flash;
*(base_addr + 1) = 0xaaaa5555; /* use write to modify data bus */
if (*base_addr != 0x5555aaaa)
ramsize = 0; /* no RAM present, or defective */
else {
*base_addr = 0xaaaa5555;
junk = *flash; /* use flash read to modify data bus */
*(base_addr + 1) = 0x5555aaaa; /* use write to modify data bus */
if (*base_addr != 0xaaaa5555)
ramsize = 0; /* no RAM present, or defective */
}
@@ -355,6 +377,7 @@ static long ram_size(ulong *base, long maxsize)
}
*base_addr = save; /* restore value at 0 */
*(base_addr+1) = save2; /* restore value at 4 */
return (ramsize);
}
@@ -426,18 +449,21 @@ const uint sdram_table[] =
MCR_MLCF(2) | MCR_MAD(0x30)) /* twice at 0x30 */
/* MAMR values work in either mamr or mbmr */
/* 8 column SDRAM */
#define SDRAM_MAMR_8COL /* refresh at 50MHz */ \
#define SDRAM_MAMR_BASE /* refresh at 50MHz */ \
((195 << MAMR_PTA_SHIFT) | MAMR_PTAE \
| MAMR_AMA_TYPE_0 /* Address MUX 0 */ \
| MAMR_DSA_1_CYCL /* 1 cycle disable */ \
| MAMR_G0CLA_A11 /* GPL0 A11[MPC] */ \
| MAMR_RLFA_1X /* Read loop 1 time */ \
| MAMR_WLFA_1X /* Write loop 1 time */ \
| MAMR_TLFA_4X) /* Timer loop 4 times */
/* 8 column SDRAM */
#define SDRAM_MAMR_8COL (SDRAM_MAMR_BASE \
| MAMR_AMA_TYPE_0 /* Address MUX 0 */ \
| MAMR_G0CLA_A11) /* GPL0 A11[MPC] */
/* 9 column SDRAM */
#define SDRAM_MAMR_9COL ((SDRAM_MAMR_8COL & (~MAMR_G0CLA_A11)) | MAMR_G0CLA_A10)
#define SDRAM_MAMR_9COL (SDRAM_MAMR_BASE \
| MAMR_AMA_TYPE_1 /* Address MUX 1 */ \
| MAMR_G0CLA_A10) /* GPL0 A10[MPC] */
/* base address 0, 32-bit port, SDRAM UPM, valid */
#define SDRAM_BR_VALUE (BR_PS_32 | BR_MS_UPMA | BR_V)

View File

@@ -200,7 +200,7 @@ int checkboard (void)
puts ("Board: ");
if (!i || strncmp (str, "TQM8260", 7)) {
if (!i || strncmp (str, "TQM82", 5)) {
puts ("### No HW ID - assuming TQM8260\n");
return (0);
}

View File

@@ -33,7 +33,7 @@
#ifdef CFG_BRIGHTNESS
static void spi_init(void);
static void wait_transmit_done(void);
static void tsc2000_write(unsigned int page, unsigned int reg,
static void tsc2000_write(unsigned int page, unsigned int reg,
unsigned int data);
static void tsc2000_set_brightness(void);
#endif
@@ -328,6 +328,7 @@ static void spi_init(void)
for (i = 0; i < 10; i++) {
rSPTDAT = 0xFF;
}
wait_transmit_done();
}
static void wait_transmit_done(void)
@@ -335,7 +336,7 @@ static void wait_transmit_done(void)
while (!(rSPSTA & 0x01)); /* wait until transfer is done */
}
static void tsc2000_write(unsigned int page, unsigned int reg,
static void tsc2000_write(unsigned int page, unsigned int reg,
unsigned int data)
{
unsigned int command;

View File

@@ -346,9 +346,10 @@ void transfer_pic(int display, unsigned char *adr, int height, int width)
}
}
}
display++;
if (display > 3)
display = 0;
if (display > 0)
display--;
else
display = 3;
}
}
@@ -486,7 +487,11 @@ int drv_vfd_init(void)
/* frame buffer endadr */
rLCDSADDR2 = (gd->fb_base + FRAME_BUF_SIZE) >> 1;
rLCDSADDR3 = ((256/4));
rLCDCON2 = 0x000DC000;
rLCDCON2 = 0x000DC000;
if(gd->vfd_type == VFD_TYPE_MN11236)
rLCDCON2 = 37 << 14; /* MN11236: 38 lines */
else
rLCDCON2 = 55 << 14; /* T119C: 56 lines */
rLCDCON3 = 0x0051000A;
rLCDCON4 = 0x00000001;
if (gd->vfd_type && vfd_inv_data)

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