diff options
Diffstat (limited to 'libmpio/fat.c')
| -rw-r--r-- | libmpio/fat.c | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/libmpio/fat.c b/libmpio/fat.c index d83dfc5..4dce812 100644 --- a/libmpio/fat.c +++ b/libmpio/fat.c @@ -1,6 +1,6 @@ /* * - * $Id: fat.c,v 1.22 2003/03/15 14:34:44 germeier Exp $ + * $Id: fat.c,v 1.23 2003/03/25 23:56:52 germeier Exp $ * * Library for USB MPIO-* * @@ -383,8 +383,13 @@ mpio_fatentry_new(mpio_t *m, mpio_mem_t mem, DWORD sector, BYTE ftype) new->i_fat[0x0b] = 0x00; new->i_fat[0x0c] = 0x00; new->i_fat[0x0d] = 0x00; - new->i_fat[0x0e] = 'P'; - new->i_fat[0x0f] = 'C'; + if (m->model >= MPIO_MODEL_FD100) { + /* 0x0e is a copy of the file index number */ + new->i_fat[0x0f] = 0x00; + } else { + new->i_fat[0x0e] = 'P'; + new->i_fat[0x0f] = 'C'; + } } if (mem == MPIO_INTERNAL_MEM) @@ -496,15 +501,25 @@ mpio_fatentry_read(mpio_t *m, mpio_mem_t mem, mpio_fatentry_t *f ) sm = &m->internal; e = f->entry * 0x10; /* check if this block became defective */ - if ((sm->fat[e+0x0e] != 'P') || - (sm->fat[e+0x0f] != 'C') || - ((sm->fat[e+0x00] != 0xaa) && - (sm->fat[e+0x00] != 0xee))) - { - debug("defective block encountered, abort reading!\n"); -/* return 0xaaaaaaaa; */ - return 0xffffffff; - } + if (m->model >= MPIO_MODEL_FD100) { + /* newer models */ + if ((sm->fat[e+0x0c] != 0) || + (sm->fat[e+0x0f] != 0) || + (sm->fat[e+0x01] != sm->fat[e+0x0e])) + { + debug("defective block encountered, abort reading! (newer models check)\n"); + return 0xffffffff; + } + } else + if ((sm->fat[e+0x0e] != 'P') || + (sm->fat[e+0x0f] != 'C') || + ((sm->fat[e+0x00] != 0xaa) && + (sm->fat[e+0x00] != 0xee))) + { + debug("defective block encountered, abort reading! (older models check)\n"); + return 0xffffffff; + } + /* this is a special system file! */ if((sm->fat[e+6] != FTYPE_MUSIC) && (sm->fat[e+7] == 0xff) && |