ulong ide_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
void *buffer);
ulong ide_write(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
const void *buffer);
ulong ide_read(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
void *buffer);
ulong ide_write(struct blk_desc *block_dev, lbaint_t blknr, lbaint_t blkcnt,
const void *buffer);