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expo: cedit: Support writing settings to a file
Support writing settings from an expo into a file in FDT format. It consists of a single node with a two properties for each sceneitem, one with tag ID chosen by the user and another for its text value. Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
51
cmd/cedit.c
51
cmd/cedit.c
@@ -7,15 +7,28 @@
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*/
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#include <common.h>
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#include <abuf.h>
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#include <cedit.h>
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#include <command.h>
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#include <expo.h>
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#include <fs.h>
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#include <malloc.h>
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#include <mapmem.h>
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#include <dm/ofnode.h>
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#include <linux/sizes.h>
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struct expo *cur_exp;
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static int check_cur_expo(void)
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{
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if (!cur_exp) {
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printf("No expo loaded\n");
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return -ENOENT;
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}
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return 0;
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}
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static int do_cedit_load(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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@@ -54,16 +67,46 @@ static int do_cedit_load(struct cmd_tbl *cmdtp, int flag, int argc,
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return 0;
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}
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static int do_cedit_write_fdt(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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const char *fname;
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struct abuf buf;
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loff_t bytes;
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int ret;
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if (argc < 4)
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return CMD_RET_USAGE;
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fname = argv[3];
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if (check_cur_expo())
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return CMD_RET_FAILURE;
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ret = cedit_write_settings(cur_exp, &buf);
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if (ret) {
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printf("Failed to write settings: %dE\n", ret);
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return CMD_RET_FAILURE;
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}
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if (fs_set_blk_dev(argv[1], argv[2], FS_TYPE_ANY))
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return CMD_RET_FAILURE;
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ret = fs_write(fname, map_to_sysmem(abuf_data(&buf)), 0,
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abuf_size(&buf), &bytes);
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if (ret)
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return CMD_RET_FAILURE;
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return 0;
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}
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static int do_cedit_run(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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ofnode node;
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int ret;
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if (!cur_exp) {
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printf("No expo loaded\n");
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if (check_cur_expo())
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return CMD_RET_FAILURE;
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}
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node = ofnode_path("/bootstd/cedit-theme");
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if (ofnode_valid(node)) {
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@@ -85,10 +128,12 @@ static int do_cedit_run(struct cmd_tbl *cmdtp, int flag, int argc,
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#ifdef CONFIG_SYS_LONGHELP
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static char cedit_help_text[] =
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"load <interface> <dev[:part]> <filename> - load config editor\n"
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"cedit write_fdt <i/f> <dev[:part]> <filename> - write settings\n"
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"cedit run - run config editor";
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#endif /* CONFIG_SYS_LONGHELP */
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U_BOOT_CMD_WITH_SUBCMDS(cedit, "Configuration editor", cedit_help_text,
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U_BOOT_SUBCMD_MKENT(load, 5, 1, do_cedit_load),
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U_BOOT_SUBCMD_MKENT(write_fdt, 5, 1, do_cedit_write_fdt),
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U_BOOT_SUBCMD_MKENT(run, 1, 1, do_cedit_run),
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);
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