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disk: part_efi: set bootable flag in partition objects

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A partition is considered bootable if it either has the "legacy BIOS
bootable" flag set, or if the partition type UUID matches the standard
"system" type.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Stephen Warren 2012-10-08 08:14:37 +00:00 committed by Tom Rini
parent 13bf2f55d9
commit b4414f4a4a
1 changed files with 10 additions and 0 deletions
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10
disk/part_efi.c
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@ -133,6 +133,15 @@ static void uuid_string(unsigned char *uuid, char *str)
}
}
static efi_guid_t system_guid = PARTITION_SYSTEM_GUID;
static inline int is_bootable(gpt_entry *p)
{
return p->attributes.fields.legacy_bios_bootable ||
!memcmp(&(p->partition_type_guid), &system_guid,
sizeof(efi_guid_t));
}
/*
* Public Functions (include/part.h)
*/
@ -219,6 +228,7 @@ int get_partition_info_efi(block_dev_desc_t * dev_desc, int part,
sprintf((char *)info->name, "%s",
print_efiname(&gpt_pte[part - 1]));
sprintf((char *)info->type, "U-Boot");
info->bootable = is_bootable(&gpt_pte[part - 1]);
#ifdef CONFIG_PARTITION_UUIDS
uuid_string(gpt_pte[part - 1].unique_partition_guid.b, info->uuid);
#endif