RTSX_SD_STOP
RTSX_BITOP(sc, RTSX_CARD_STOP, RTSX_SD_STOP | RTSX_SD_CLR_ERR,
RTSX_SD_STOP | RTSX_SD_CLR_ERR);
rtsx_write(sc, RTSX_CARD_STOP, RTSX_SD_STOP | RTSX_SD_CLR_ERR,