fs/tfs/tfs_diskio.c

   1 #include <stdio.h>
   2 #include <stdint.h>
   3 #include <fs.h>
   4 #include <tfs.h>
   5 #include <fd.h>
   6
   7 int tfs_bread(struct tfs_sb_info *sbi, uint32_t block, void *buf)
   8 {
   9         uint32_t sector = (block << (sbi->s_block_shift - 9)) + sbi->s_offset + TFS_FS_SECTOR;
  10
  11         return floppy_reads(sector, buf, 1 << (sbi->s_block_shift - 9));
  12 }
  13
  14 int tfs_bwrite(struct tfs_sb_info *sbi, uint32_t block, void *buf)
  15 {
  16         uint32_t sector = (block << (sbi->s_block_shift - 9)) + sbi->s_offset + TFS_FS_SECTOR;
  17
  18         return floppy_writes(sector, buf, 1 << (sbi->s_block_shift - 9));
  19 }