[U-Boot] [PATCH V2 5/9] disk: part_efi: print raw partition attributes
Stephen Warren
swarren at wwwdotorg.org
Mon Oct 8 20:14:36 CEST 2012
From: Stephen Warren <swarren at nvidia.com>
When printing the EFI partition table, print the raw attributes. Convert
struct gpt_entry_attributes to a union to allow raw access.
Signed-off-by: Stephen Warren <swarren at nvidia.com>
---
disk/part_efi.c | 2 ++
disk/part_efi.h | 15 +++++++++------
2 files changed, 11 insertions(+), 6 deletions(-)
diff --git a/disk/part_efi.c b/disk/part_efi.c
index 6b80cd9..d563509 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -158,6 +158,7 @@ void print_part_efi(block_dev_desc_t * dev_desc)
debug("%s: gpt-entry at %p\n", __func__, gpt_pte);
printf("Part\tStart LBA\tEnd LBA\t\tName\n");
+ printf("\tAttributes\n");
printf("\tType UUID\n");
printf("\tPartition UUID\n");
@@ -170,6 +171,7 @@ void print_part_efi(block_dev_desc_t * dev_desc)
le64_to_int(gpt_pte[i].starting_lba),
le64_to_int(gpt_pte[i].ending_lba),
print_efiname(&gpt_pte[i]));
+ printf("\tattrs:\t0x%016llx\n", gpt_pte[i].attributes.raw);
uuid_string(gpt_pte[i].partition_type_guid.b, uuid);
printf("\ttype:\t%s\n", uuid);
uuid_string(gpt_pte[i].unique_partition_guid.b, uuid);
diff --git a/disk/part_efi.h b/disk/part_efi.h
index 1d0c67c..4e28d1d 100644
--- a/disk/part_efi.h
+++ b/disk/part_efi.h
@@ -111,12 +111,15 @@ typedef struct _gpt_header {
unsigned char reserved2[GPT_BLOCK_SIZE - 92];
} __attribute__ ((packed)) gpt_header;
-typedef struct _gpt_entry_attributes {
- unsigned long long required_to_function:1;
- unsigned long long no_block_io_protocol:1;
- unsigned long long legacy_bios_bootable:1;
- unsigned long long reserved:45;
- unsigned long long type_guid_specific:16;
+typedef union _gpt_entry_attributes {
+ struct {
+ unsigned long long required_to_function:1;
+ unsigned long long no_block_io_protocol:1;
+ unsigned long long legacy_bios_bootable:1;
+ unsigned long long reserved:45;
+ unsigned long long type_guid_specific:16;
+ } fields;
+ unsigned long long raw;
} __attribute__ ((packed)) gpt_entry_attributes;
#define PARTNAME_SZ (72 / sizeof(efi_char16_t))
--
1.7.0.4
More information about the U-Boot
mailing list