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efi_loader: Allow reporting the host defaults

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Add an 'efidebug filename' command to report the default filename and
PXE architecture.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2024-11-07 14:31:45 -07:00 • committed by Heinrich Schuchardt
parent 8aa8a33661
commit 9fd84a3e1f
1 changed files with 25 additions and 0 deletions
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25
cmd/efidebug.c
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@ -511,6 +511,27 @@ static int do_efi_show_images(struct cmd_tbl *cmdtp, int flag,
return CMD_RET_SUCCESS;
}
/**
* do_efi_show_defaults() - show UEFI default filename and PXE architecture
*
* @cmdtp: Command table
* @flag: Command flag
* @argc: Number of arguments
* @argv: Argument array
* Return: CMD_RET_SUCCESS on success, CMD_RET_RET_FAILURE on failure
*
* Implement efidebug "defaults" sub-command.
* Shows the default EFI filename and PXE architecture
*/
static int do_efi_show_defaults(struct cmd_tbl *cmdtp, int flag,
int argc, char *const argv[])
{
printf("Default boot path: EFI\\BOOT\\%s\n", efi_get_basename());
printf("PXE arch: 0x%02x\n", efi_get_pxe_arch());
return CMD_RET_SUCCESS;
}
static const char * const efi_mem_type_string[] = {
[EFI_RESERVED_MEMORY_TYPE] = "RESERVED",
[EFI_LOADER_CODE] = "LOADER CODE",
@ -1561,6 +1582,8 @@ static struct cmd_tbl cmd_efidebug_sub[] = {
"", ""),
U_BOOT_CMD_MKENT(dh, CONFIG_SYS_MAXARGS, 1, do_efi_show_handles,
"", ""),
U_BOOT_CMD_MKENT(defaults, CONFIG_SYS_MAXARGS, 1, do_efi_show_defaults,
"", ""),
U_BOOT_CMD_MKENT(images, CONFIG_SYS_MAXARGS, 1, do_efi_show_images,
"", ""),
U_BOOT_CMD_MKENT(memmap, CONFIG_SYS_MAXARGS, 1, do_efi_show_memmap,
@ -1653,6 +1676,8 @@ U_BOOT_LONGHELP(efidebug,
" - show UEFI drivers\n"
"efidebug dh\n"
" - show UEFI handles\n"
"efidebug defaults\n"
" - show default EFI filename and PXE architecture\n"
"efidebug images\n"
" - show loaded images\n"
"efidebug memmap\n"