diff options
Diffstat (limited to 'disk/part_dos.c')
-rw-r--r-- | disk/part_dos.c | 63 |
1 files changed, 31 insertions, 32 deletions
diff --git a/disk/part_dos.c b/disk/part_dos.c index 1b81297..cc050ca 100644 --- a/disk/part_dos.c +++ b/disk/part_dos.c @@ -98,27 +98,26 @@ static int test_block_type(unsigned char *buffer) return -1; } -static int part_test_dos(struct blk_desc *dev_desc) +static int part_test_dos(struct blk_desc *desc) { #ifndef CONFIG_SPL_BUILD ALLOC_CACHE_ALIGN_BUFFER(legacy_mbr, mbr, - DIV_ROUND_UP(dev_desc->blksz, sizeof(legacy_mbr))); + DIV_ROUND_UP(desc->blksz, sizeof(legacy_mbr))); - if (blk_dread(dev_desc, 0, 1, (ulong *)mbr) != 1) + if (blk_dread(desc, 0, 1, (ulong *)mbr) != 1) return -1; if (test_block_type((unsigned char *)mbr) != DOS_MBR) return -1; - if (dev_desc->sig_type == SIG_TYPE_NONE && - mbr->unique_mbr_signature != 0) { - dev_desc->sig_type = SIG_TYPE_MBR; - dev_desc->mbr_sig = mbr->unique_mbr_signature; + if (desc->sig_type == SIG_TYPE_NONE && mbr->unique_mbr_signature) { + desc->sig_type = SIG_TYPE_MBR; + desc->mbr_sig = mbr->unique_mbr_signature; } #else - ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz); + ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, desc->blksz); - if (blk_dread(dev_desc, 0, 1, (ulong *)buffer) != 1) + if (blk_dread(desc, 0, 1, (ulong *)buffer) != 1) return -1; if (test_block_type(buffer) != DOS_MBR) @@ -130,12 +129,12 @@ static int part_test_dos(struct blk_desc *dev_desc) /* Print a partition that is relative to its Extended partition table */ -static void print_partition_extended(struct blk_desc *dev_desc, +static void print_partition_extended(struct blk_desc *desc, lbaint_t ext_part_sector, lbaint_t relative, int part_num, unsigned int disksig) { - ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz); + ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, desc->blksz); dos_partition_t *pt; int i; @@ -146,9 +145,9 @@ static void print_partition_extended(struct blk_desc *dev_desc, return; } - if (blk_dread(dev_desc, ext_part_sector, 1, (ulong *)buffer) != 1) { + if (blk_dread(desc, ext_part_sector, 1, (ulong *)buffer) != 1) { printf ("** Can't read partition table on %d:" LBAFU " **\n", - dev_desc->devnum, ext_part_sector); + desc->devnum, ext_part_sector); return; } i=test_block_type(buffer); @@ -189,9 +188,9 @@ static void print_partition_extended(struct blk_desc *dev_desc, lbaint_t lba_start = get_unaligned_le32 (pt->start4) + relative; - print_partition_extended(dev_desc, lba_start, - ext_part_sector == 0 ? lba_start : relative, - part_num, disksig); + print_partition_extended(desc, lba_start, + !ext_part_sector ? lba_start : + relative, part_num, disksig); } } @@ -201,12 +200,12 @@ static void print_partition_extended(struct blk_desc *dev_desc, /* Print a partition that is relative to its Extended partition table */ -static int part_get_info_extended(struct blk_desc *dev_desc, +static int part_get_info_extended(struct blk_desc *desc, lbaint_t ext_part_sector, lbaint_t relative, int part_num, int which_part, struct disk_partition *info, uint disksig) { - ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz); + ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, desc->blksz); struct disk_partition wdinfo = { 0 }; dos_partition_t *pt; int i, ret; @@ -219,9 +218,9 @@ static int part_get_info_extended(struct blk_desc *dev_desc, return -1; } - if (blk_dread(dev_desc, ext_part_sector, 1, (ulong *)buffer) != 1) { + if (blk_dread(desc, ext_part_sector, 1, (ulong *)buffer) != 1) { printf ("** Can't read partition table on %d:" LBAFU " **\n", - dev_desc->devnum, ext_part_sector); + desc->devnum, ext_part_sector); return -1; } if (buffer[DOS_PART_MAGIC_OFFSET] != 0x55 || @@ -237,7 +236,7 @@ static int part_get_info_extended(struct blk_desc *dev_desc, disksig = get_unaligned_le32(&buffer[DOS_PART_DISKSIG_OFFSET]); #endif - ret = part_get_info_whole_disk(dev_desc, &wdinfo); + ret = part_get_info_whole_disk(desc, &wdinfo); if (ret) return ret; @@ -259,7 +258,7 @@ static int part_get_info_extended(struct blk_desc *dev_desc, info->start = (lbaint_t)(ext_part_sector + get_unaligned_le32(pt->start4)); info->size = (lbaint_t)get_unaligned_le32(pt->size4); - part_set_generic_name(dev_desc, part_num, + part_set_generic_name(desc, part_num, (char *)info->name); /* sprintf(info->type, "%d, pt->sys_ind); */ strcpy((char *)info->type, "U-Boot"); @@ -285,7 +284,7 @@ static int part_get_info_extended(struct blk_desc *dev_desc, lbaint_t lba_start = get_unaligned_le32 (pt->start4) + relative; - return part_get_info_extended(dev_desc, lba_start, + return part_get_info_extended(desc, lba_start, ext_part_sector == 0 ? lba_start : relative, part_num, which_part, info, disksig); } @@ -296,7 +295,7 @@ static int part_get_info_extended(struct blk_desc *dev_desc, if (dos_type == DOS_PBR) { info->start = 0; - info->size = dev_desc->lba; + info->size = desc->lba; if (wdinfo.blksz > DOS_PART_DEFAULT_SECTOR) info->blksz = wdinfo.blksz; else @@ -312,16 +311,16 @@ static int part_get_info_extended(struct blk_desc *dev_desc, return -1; } -static void __maybe_unused part_print_dos(struct blk_desc *dev_desc) +static void __maybe_unused part_print_dos(struct blk_desc *desc) { printf("Part\tStart Sector\tNum Sectors\tUUID\t\tType\n"); - print_partition_extended(dev_desc, 0, 0, 1, 0); + print_partition_extended(desc, 0, 0, 1, 0); } -static int __maybe_unused part_get_info_dos(struct blk_desc *dev_desc, int part, - struct disk_partition *info) +static int __maybe_unused part_get_info_dos(struct blk_desc *desc, int part, + struct disk_partition *info) { - return part_get_info_extended(dev_desc, 0, 0, 1, part, info, 0); + return part_get_info_extended(desc, 0, 0, 1, part, info, 0); } int is_valid_dos_buf(void *buf) @@ -501,20 +500,20 @@ int layout_mbr_partitions(struct disk_partition *p, int count, } #endif -int write_mbr_sector(struct blk_desc *dev_desc, void *buf) +int write_mbr_sector(struct blk_desc *desc, void *buf) { if (is_valid_dos_buf(buf)) return -1; /* write MBR */ - if (blk_dwrite(dev_desc, 0, 1, buf) != 1) { + if (blk_dwrite(desc, 0, 1, buf) != 1) { printf("%s: failed writing '%s' (1 blks at 0x0)\n", __func__, "MBR"); return 1; } /* Update the partition table entries*/ - part_init(dev_desc); + part_init(desc); return 0; } |