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| author | michael <trimarchi@gandalf.sssup.it> | 2008-03-02 23:33:46 +0100 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-03-03 00:40:42 +0100 |
| commit | 8ce4e5c2c02cb7e8adddf7b651d3050d81ce4c1d (patch) | |
| tree | 8941f5d852a1e857e4e953a58fd475624a1e401b /include/fat.h | |
| parent | 661bad63a076a96c39c64f136915f146725af92b (diff) | |
| download | bootable_bootloader_goldelico_gta04-8ce4e5c2c02cb7e8adddf7b651d3050d81ce4c1d.zip bootable_bootloader_goldelico_gta04-8ce4e5c2c02cb7e8adddf7b651d3050d81ce4c1d.tar.gz bootable_bootloader_goldelico_gta04-8ce4e5c2c02cb7e8adddf7b651d3050d81ce4c1d.tar.bz2 | |
Fix checking fat32 cluster size.
This fixes the cluster size tests in the FAT32 file system.
The current implementation of VFAT support doesn't work if the
referred cluster has an offset > 16bit representation, causing
"fatload" and "fatls" commands etc. to fail.
Signed-off-by: michael trimarchi <trimarchi@gandalf.sssup.it>
Diffstat (limited to 'include/fat.h')
| -rw-r--r-- | include/fat.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/fat.h b/include/fat.h index 92638d5..f993cca 100644 --- a/include/fat.h +++ b/include/fat.h @@ -111,7 +111,8 @@ #define START(dent) (FAT2CPU16((dent)->start) \ + (mydata->fatsize != 32 ? 0 : \ (FAT2CPU16((dent)->starthi) << 16))) - +#define CHECK_CLUST(x, fatsize) ((x) <= 1 || \ + (x) >= ((fatsize) != 32 ? 0xfff0 : 0xffffff0)) typedef struct boot_sector { __u8 ignored[3]; /* Bootstrap code */ |