taglinefilesource code
HD_CMD244drivers/block/hd.coutb_p(hd_info[drive].ctl,HD_CMD);
HD_CMD393drivers/block/hd.coutb_p(4,HD_CMD);
HD_CMD395drivers/block/hd.coutb_p(hd_info[0].ctl & 0x0f,HD_CMD);