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authorDoug Anderson <dianders@chromium.org>2011-10-19 09:47:31 +0000
committerWolfgang Denk <wd@denx.de>2011-10-27 23:53:59 +0200
commitdeb5ca80275e8cfa74d5680b41204e08a095eca5 (patch)
treed3cf5bc62b5b20cdaa3d9b7414a3bb3793259faa /disk/part_efi.c
parentdf70b1c2e2e5ba5254f2070b1dd690896ee3c2a2 (diff)
disk: part_efi: fix **pgpt_pte == NULL
Code was setting **pgpt_pte == NULL, which meant that the pointer to the gpt_pte would be stored at RAM address 00000000. This 'worked' on T20 (SDRAM starts @ 0x00000000), but hung gpt/EFI access on T30 (SDRAM starts @ 0x80000000). Signed-off-by: Tom Warren <twarren@nvidia.com> Signed-off-by: Doug Anderson <dianders@chromium.org>
Diffstat (limited to 'disk/part_efi.c')
-rw-r--r--disk/part_efi.c38
1 files changed, 15 insertions, 23 deletions
diff --git a/disk/part_efi.c b/disk/part_efi.c
index 56e19661325..e7f27147f12 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -121,7 +121,7 @@ static char *print_efiname(gpt_entry *pte)
void print_part_efi(block_dev_desc_t * dev_desc)
{
ALLOC_CACHE_ALIGN_BUFFER(gpt_header, gpt_head, 1);
- gpt_entry **pgpt_pte = NULL;
+ gpt_entry *gpt_pte = NULL;
int i = 0;
if (!dev_desc) {
@@ -130,31 +130,28 @@ void print_part_efi(block_dev_desc_t * dev_desc)
}
/* This function validates AND fills in the GPT header and PTE */
if (is_gpt_valid(dev_desc, GPT_PRIMARY_PARTITION_TABLE_LBA,
- gpt_head, pgpt_pte) != 1) {
+ &(gpt_head), &gpt_pte) != 1) {
printf("%s: *** ERROR: Invalid GPT ***\n", __func__);
return;
}
- debug("%s: gpt-entry at 0x%08X\n", __func__, (unsigned int)*pgpt_pte);
+ debug("%s: gpt-entry at %p\n", __func__, gpt_pte);
printf("Part\tName\t\t\tStart LBA\tEnd LBA\n");
for (i = 0; i < le32_to_int(gpt_head->num_partition_entries); i++) {
- if (is_pte_valid(&(*pgpt_pte)[i])) {
+ if (is_pte_valid(&gpt_pte[i])) {
printf("%3d\t%-18s\t0x%08llX\t0x%08llX\n", (i + 1),
- print_efiname(&(*pgpt_pte)[i]),
- le64_to_int((*pgpt_pte)[i].starting_lba),
- le64_to_int((*pgpt_pte)[i].ending_lba));
+ print_efiname(&gpt_pte[i]),
+ le64_to_int(gpt_pte[i].starting_lba),
+ le64_to_int(gpt_pte[i].ending_lba));
} else {
break; /* Stop at the first non valid PTE */
}
}
/* Remember to free pte */
- if (*pgpt_pte != NULL) {
- debug("%s: Freeing pgpt_pte\n", __func__);
- free(*pgpt_pte);
- }
+ free(gpt_pte);
return;
}
@@ -162,7 +159,7 @@ int get_partition_info_efi(block_dev_desc_t * dev_desc, int part,
disk_partition_t * info)
{
ALLOC_CACHE_ALIGN_BUFFER(gpt_header, gpt_head, 1);
- gpt_entry **pgpt_pte = NULL;
+ gpt_entry *gpt_pte = NULL;
/* "part" argument must be at least 1 */
if (!dev_desc || !info || part < 1) {
@@ -172,30 +169,27 @@ int get_partition_info_efi(block_dev_desc_t * dev_desc, int part,
/* This function validates AND fills in the GPT header and PTE */
if (is_gpt_valid(dev_desc, GPT_PRIMARY_PARTITION_TABLE_LBA,
- gpt_head, pgpt_pte) != 1) {
+ &(gpt_head), &gpt_pte) != 1) {
printf("%s: *** ERROR: Invalid GPT ***\n", __func__);
return -1;
}
/* The ulong casting limits the maximum disk size to 2 TB */
- info->start = (ulong) le64_to_int((*pgpt_pte)[part - 1].starting_lba);
+ info->start = (ulong) le64_to_int(gpt_pte[part - 1].starting_lba);
/* The ending LBA is inclusive, to calculate size, add 1 to it */
- info->size = ((ulong)le64_to_int((*pgpt_pte)[part - 1].ending_lba) + 1)
+ info->size = ((ulong)le64_to_int(gpt_pte[part - 1].ending_lba) + 1)
- info->start;
info->blksz = GPT_BLOCK_SIZE;
sprintf((char *)info->name, "%s",
- print_efiname(&(*pgpt_pte)[part - 1]));
+ print_efiname(&gpt_pte[part - 1]));
sprintf((char *)info->type, "U-Boot");
debug("%s: start 0x%lX, size 0x%lX, name %s", __func__,
info->start, info->size, info->name);
/* Remember to free pte */
- if (*pgpt_pte != NULL) {
- debug("%s: Freeing pgpt_pte\n", __func__);
- free(*pgpt_pte);
- }
+ free(gpt_pte);
return 0;
}
@@ -349,9 +343,7 @@ static int is_gpt_valid(block_dev_desc_t * dev_desc, unsigned long long lba,
le32_to_int(pgpt_head->partition_entry_array_crc32),
calc_crc32);
- if (*pgpt_pte != NULL) {
- free(*pgpt_pte);
- }
+ free(*pgpt_pte);
return 0;
}