IDE_PASS_THROUGH_HEADER
#define IDE_PASS_THROUGH_buffer(p) ((HPT_U8 *)(p) + sizeof(IDE_PASS_THROUGH_HEADER))
#define IDE_PASS_THROUGH_buffer(p) ((unsigned char *)(p) + sizeof(IDE_PASS_THROUGH_HEADER))
#define IDE_PASS_THROUGH_buffer(p) ((HPT_U8 *)(p) + sizeof(IDE_PASS_THROUGH_HEADER))
#define IDE_PASS_THROUGH_buffer(p) ((HPT_U8 *)(p) + sizeof(IDE_PASS_THROUGH_HEADER))