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authorStephen Warren <swarren@nvidia.com>2012-10-08 08:14:40 +0000
committerTom Rini <trini@ti.com>2012-10-17 07:59:11 -0700
commite2e9b37898c4d9f7330ce256d95a37da5064e0cf (patch)
tree447fc7b40fc843d920ea42e5336f638ab7c27d3b /disk
parent304b57113041bdbef00ef79b963a569abbc787f9 (diff)
disk: part_dos: print partition UUID in partition list
This information may be useful to compare against command "part uuid", or if you want to manually paste the information into the kernel command-line. Signed-off-by: Stephen Warren <swarren@nvidia.com> [trini: print_one_part / print_part_dos output strings didn't quite match before the changes] Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'disk')
-rw-r--r--disk/part_dos.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/disk/part_dos.c b/disk/part_dos.c
index 513a54a094..3fe901ba1b 100644
--- a/disk/part_dos.c
+++ b/disk/part_dos.c
@@ -66,13 +66,13 @@ static inline int is_bootable(dos_partition_t *p)
}
static void print_one_part(dos_partition_t *p, int ext_part_sector,
- int part_num)
+ int part_num, unsigned int disksig)
{
int lba_start = ext_part_sector + le32_to_int (p->start4);
int lba_size = le32_to_int (p->size4);
- printf("%5d\t\t%10d\t%10d\t%2x%s%s\n",
- part_num, lba_start, lba_size, p->sys_ind,
+ printf("%3d\t%-10d\t%-10d\t%08x-%02x\t%02x%s%s\n",
+ part_num, lba_start, lba_size, disksig, part_num, p->sys_ind,
(is_extended(p->sys_ind) ? " Extd" : ""),
(is_bootable(p) ? " Boot" : ""));
}
@@ -108,7 +108,7 @@ int test_part_dos (block_dev_desc_t *dev_desc)
*/
static void print_partition_extended(block_dev_desc_t *dev_desc,
int ext_part_sector, int relative,
- int part_num)
+ int part_num, unsigned int disksig)
{
ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz);
dos_partition_t *pt;
@@ -127,6 +127,9 @@ static void print_partition_extended(block_dev_desc_t *dev_desc,
return;
}
+ if (!ext_part_sector)
+ disksig = le32_to_int(&buffer[DOS_PART_DISKSIG_OFFSET]);
+
/* Print all primary/logical partitions */
pt = (dos_partition_t *) (buffer + DOS_PART_TBL_OFFSET);
for (i = 0; i < 4; i++, pt++) {
@@ -137,7 +140,7 @@ static void print_partition_extended(block_dev_desc_t *dev_desc,
if ((pt->sys_ind != 0) &&
(ext_part_sector == 0 || !is_extended (pt->sys_ind)) ) {
- print_one_part(pt, ext_part_sector, part_num);
+ print_one_part(pt, ext_part_sector, part_num, disksig);
}
/* Reverse engr the fdisk part# assignment rule! */
@@ -155,7 +158,7 @@ static void print_partition_extended(block_dev_desc_t *dev_desc,
print_partition_extended(dev_desc, lba_start,
ext_part_sector == 0 ? lba_start : relative,
- part_num);
+ part_num, disksig);
}
}
@@ -262,8 +265,8 @@ static int get_partition_info_extended (block_dev_desc_t *dev_desc, int ext_part
void print_part_dos (block_dev_desc_t *dev_desc)
{
- printf("Partition Start Sector Num Sectors Type\n");
- print_partition_extended(dev_desc, 0, 0, 1);
+ printf("Part\tStart Sector\tNum Sectors\tUUID\t\tType\n");
+ print_partition_extended(dev_desc, 0, 0, 1, 0);
}
int get_partition_info_dos (block_dev_desc_t *dev_desc, int part, disk_partition_t * info)