diff options
Diffstat (limited to 'fs/fat/fat.c')
| -rw-r--r--[-rwxr-xr-x] | fs/fat/fat.c | 73 |
1 files changed, 41 insertions, 32 deletions
diff --git a/fs/fat/fat.c b/fs/fat/fat.c index 21a00b80d4..e98e50ae77 100755..100644 --- a/fs/fat/fat.c +++ b/fs/fat/fat.c @@ -31,7 +31,7 @@ #include <asm/byteorder.h> #include <part.h> -#if (CONFIG_COMMANDS & CFG_CMD_FAT) +#if defined(CONFIG_CMD_FAT) /* * Convert a string to lowercase. @@ -85,39 +85,46 @@ fat_register_device(block_dev_desc_t *dev_desc, int part_no) /* no signature found */ return -1; } -#if ((CONFIG_COMMANDS & CFG_CMD_IDE) || \ - (CONFIG_COMMANDS & CFG_CMD_SCSI) || \ - (CONFIG_COMMANDS & CFG_CMD_USB) || \ - (defined(CONFIG_MMC)) || \ - defined(CONFIG_SYSTEMACE) ) - /* First we assume, there is a MBR */ - if (!get_partition_info (dev_desc, part_no, &info)) { - part_offset = info.start; - cur_part = part_no; - } else if (!strncmp((char *)&buffer[DOS_FS_TYPE_OFFSET], "FAT", 3)) { + if(!strncmp((char *)&buffer[DOS_FS_TYPE_OFFSET],"FAT",3)) { /* ok, we assume we are on a PBR only */ cur_part = 1; - part_offset = 0; + part_offset=0; } else { - printf ("** Partition %d not valid on device %d **\n", part_no, dev_desc->dev); - return -1; - } +#if (defined(CONFIG_CMD_IDE) || \ + defined(CONFIG_CMD_SCSI) || \ + defined(CONFIG_CMD_USB) || \ + (defined(CONFIG_MMC) && defined(CONFIG_LPC2292)) || \ + defined(CONFIG_SYSTEMACE) ) + /* First we assume, there is a MBR */ + if (!get_partition_info (dev_desc, part_no, &info)) { + part_offset = info.start; + cur_part = part_no; + } else if (!strncmp((char *)&buffer[DOS_FS_TYPE_OFFSET], "FAT", 3)) { + /* ok, we assume we are on a PBR only */ + cur_part = 1; + part_offset = 0; + } else { + printf ("** Partition %d not valid on device %d **\n", + part_no, dev_desc->dev); + return -1; + } #else - if(!strncmp((char *)&buffer[DOS_FS_TYPE_OFFSET],"FAT",3)) { - /* ok, we assume we are on a PBR only */ - cur_part = 1; - part_offset = 0; - info.start = part_offset; - } else { - /* FIXME we need to determine the start block of the - * partition where the DOS FS resides. This can be done - * by using the get_partition_info routine. For this - * purpose the libpart must be included. - */ - part_offset = 32; - cur_part = 1; - } + if(!strncmp((char *)&buffer[DOS_FS_TYPE_OFFSET],"FAT",3)) { + /* ok, we assume we are on a PBR only */ + cur_part = 1; + part_offset = 0; + info.start = part_offset; + } else { + /* FIXME we need to determine the start block of the + * partition where the DOS FS resides. This can be done + * by using the get_partition_info routine. For this + * purpose the libpart must be included. + */ + part_offset = 32; + cur_part = 1; + } #endif + } return 0; } @@ -979,8 +986,10 @@ file_fat_detectfs(void) printf("No current device\n"); return 1; } -#if (CONFIG_COMMANDS & CFG_CMD_IDE) || (CONFIG_COMMANDS & CFG_CMD_SCSI) || \ - (CONFIG_COMMANDS & CFG_CMD_USB) || (CONFIG_MMC) +#if defined(CONFIG_CMD_IDE) || \ + defined(CONFIG_CMD_SCSI) || \ + defined(CONFIG_CMD_USB) || \ + (CONFIG_MMC) printf("Interface: "); switch(cur_dev->if_type) { case IF_TYPE_IDE : printf("IDE"); break; @@ -1021,4 +1030,4 @@ file_fat_read(const char *filename, void *buffer, unsigned long maxsize) return do_fat_read(filename, buffer, maxsize, LS_NO); } -#endif /* #if (CONFIG_COMMANDS & CFG_CMD_FAT) */ +#endif |
