diff options
| author | Wolfgang Denk <wd@denx.de> | 2010-07-19 11:36:57 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2010-07-24 20:53:43 +0200 |
| commit | 66c2d73cfc901aa35e0331b2fd710b250151f966 (patch) | |
| tree | 36cd0dff7cca6db402795feedd708ee78fdab1cc /disk | |
| parent | a17c548b5393c5e0b457d6e3043a85bde717f532 (diff) | |
FAT32: fix support for superfloppy-format (PBR)
"Superfloppy" format (in U-Boot called PBR) did not work for FAT32 as
the file system type string is at a different location. Add support
for FAT32.
Signed-off-by: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'disk')
| -rw-r--r-- | disk/part_dos.c | 4 | ||||
| -rw-r--r-- | disk/part_dos.h | 3 |
2 files changed, 5 insertions, 2 deletions
diff --git a/disk/part_dos.c b/disk/part_dos.c index 887b75ec88..2de1bb83b7 100644 --- a/disk/part_dos.c +++ b/disk/part_dos.c @@ -77,8 +77,10 @@ static int test_block_type(unsigned char *buffer) (buffer[DOS_PART_MAGIC_OFFSET + 1] != 0xaa) ) { return (-1); } /* no DOS Signature at all */ - if(strncmp((char *)&buffer[DOS_PBR_FSTYPE_OFFSET],"FAT",3)==0) + if (strncmp((char *)&buffer[DOS_PBR_FSTYPE_OFFSET],"FAT",3)==0 || + strncmp((char *)&buffer[DOS_PBR32_FSTYPE_OFFSET],"FAT32",5)==0) { return DOS_PBR; /* is PBR */ + } return DOS_MBR; /* Is MBR */ } diff --git a/disk/part_dos.h b/disk/part_dos.h index ac93f20b3e..195a32cb38 100644 --- a/disk/part_dos.h +++ b/disk/part_dos.h @@ -28,13 +28,14 @@ #ifdef CONFIG_ISO_PARTITION /* Make the buffers bigger if ISO partition support is enabled -- CD-ROMS have 2048 byte blocks */ -#define DEFAULT_SECTOR_SIZE 2048 +#define DEFAULT_SECTOR_SIZE 2048 #else #define DEFAULT_SECTOR_SIZE 512 #endif #define DOS_PART_TBL_OFFSET 0x1be #define DOS_PART_MAGIC_OFFSET 0x1fe #define DOS_PBR_FSTYPE_OFFSET 0x36 +#define DOS_PBR32_FSTYPE_OFFSET 0x52 #define DOS_PBR_MEDIA_TYPE_OFFSET 0x15 #define DOS_MBR 0 #define DOS_PBR 1 |