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| author | Miika Pekkarinen <miipekk@ihme.org> | 2006-12-03 18:12:19 +0000 |
|---|---|---|
| committer | Miika Pekkarinen <miipekk@ihme.org> | 2006-12-03 18:12:19 +0000 |
| commit | ae66c2b9ee621946d2c7175d94f9adfbd361a699 (patch) | |
| tree | 1fdd9b8d1fe5fe47af640bdfaaa9533494959fce /firmware/export/fat.h | |
| parent | 16122759607971444a3fee9071a90b9d7c334cc0 (diff) | |
| download | rockbox-ae66c2b9ee621946d2c7175d94f9adfbd361a699.tar.gz rockbox-ae66c2b9ee621946d2c7175d94f9adfbd361a699.zip | |
Add support (runtime detection) for 2048 bytes/sector filesystem.
Large sectors are enabled for iPod Video (including 5.5G) only. Might
still cause FS corruption (however, unlikely), so beware! Based on
FS#6169 by Robert Carboneau.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11651 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/export/fat.h')
| -rw-r--r-- | firmware/export/fat.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/firmware/export/fat.h b/firmware/export/fat.h index 4cdc479844..4110f765a3 100644 --- a/firmware/export/fat.h +++ b/firmware/export/fat.h @@ -22,8 +22,16 @@ #include <stdbool.h> #include "ata.h" /* for volume definitions */ +#include "config.h" -#define SECTOR_SIZE 512 +#define PHYSICAL_SECTOR_SIZE 512 + +/* Some never players (such as iPod 5.5G) might have 2048 bytes per sector. */ +#ifdef IPOD_VIDEO +#define MAX_SECTOR_SIZE 2048 +#else +#define MAX_SECTOR_SIZE 512 +#endif /* Number of bytes reserved for a file name (including the trailing \0). Since names are stored in the entry as UTF-8, we won't be able to @@ -78,7 +86,7 @@ struct fat_dir unsigned int entrycount; long sector; struct fat_file file; - unsigned char sectorcache[3][SECTOR_SIZE]; + unsigned char sectorcache[3][MAX_SECTOR_SIZE]; }; @@ -101,6 +109,7 @@ extern int fat_create_file(const char* name, extern long fat_readwrite(struct fat_file *ent, long sectorcount, void* buf, bool write ); extern int fat_closewrite(struct fat_file *ent, long size, int attr); +extern int fat_get_secsize(const struct fat_file *file); extern int fat_seek(struct fat_file *ent, unsigned long sector ); extern int fat_remove(struct fat_file *ent); extern int fat_truncate(const struct fat_file *ent); |