diff options
Diffstat (limited to 'disk/part_efi.c')
| -rw-r--r-- | disk/part_efi.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/disk/part_efi.c b/disk/part_efi.c index 02927a0d9..264ea9c77 100644 --- a/disk/part_efi.c +++ b/disk/part_efi.c @@ -154,6 +154,28 @@ void print_part_efi(block_dev_desc_t * dev_desc) return; } +#ifdef CONFIG_PARTITION_UUIDS +static void uuid_string(unsigned char *uuid, char *str) +{ + static const u8 le[16] = {3, 2, 1, 0, 5, 4, 7, 6, 8, 9, 10, 11, + 12, 13, 14, 15}; + int i; + + for (i = 0; i < 16; i++) { + sprintf(str, "%02x", uuid[le[i]]); + str += 2; + switch (i) { + case 3: + case 5: + case 7: + case 9: + *str++ = '-'; + break; + } + } +} +#endif + int get_partition_info_efi(block_dev_desc_t * dev_desc, int part, disk_partition_t * info) { @@ -173,6 +195,13 @@ int get_partition_info_efi(block_dev_desc_t * dev_desc, int part, return -1; } + if (part > le32_to_int(gpt_head->num_partition_entries) || + !is_pte_valid(&gpt_pte[part - 1])) { + printf("%s: *** ERROR: Invalid partition number %d ***\n", + __func__, part); + return -1; + } + /* The ulong casting limits the maximum disk size to 2 TB */ info->start = (ulong) le64_to_int(gpt_pte[part - 1].starting_lba); /* The ending LBA is inclusive, to calculate size, add 1 to it */ @@ -183,6 +212,9 @@ 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"); +#ifdef CONFIG_PARTITION_UUIDS + uuid_string(gpt_pte[part - 1].unique_partition_guid.b, info->uuid); +#endif debug("%s: start 0x%lX, size 0x%lX, name %s", __func__, info->start, info->size, info->name); |