disk: part_efi: print raw partition attributes

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@nvidia.com>

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);

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))