Mirrors/u-boot
1
0
Fork 0
mirror of https://source.denx.de/u-boot/u-boot.git synced 2026-06-02 09:46:37 +03:00
Code Issues Packages Projects Releases Wiki Activity

armv8: start.S: Subordinate CPUs psci setup vector

Browse Source 
As current design, only Manager CPU called armv8_setup_psci() before
jump to next stage(such as Linux Kernel), Subordinate CPUs also need
setup psci vector to handle trap request which comes from higher EL
level.

Signed-off-by: Xu Zhang <423756212@qq.com>
[trini: Guard with !CONFIG_XPL_BUILD check]
This commit is contained in:
Xu Zhang
2025-03-26 09:44:12 +08:00
committed by Tom Rini
parent 82f5ce11e6
commit 7c9f8680c1
1 changed files with 3 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
arch/arm/cpu/armv8/start.S
View File

@@ -334,6 +334,9 @@ WEAK(lowlevel_init)
/*
* All slaves will enter EL2 and optionally EL1.
*/
#if defined(CONFIG_ARMV8_PSCI) && !defined(CONFIG_XPL_BUILD)
bl psci_setup_vectors
#endif
adr x4, lowlevel_in_el2
ldr x5, =ES_TO_AARCH64
bl armv8_switch_to_el2