CTL_SDIO_STATUS
sdio_status = sd_ctrl_read16(host, CTL_SDIO_STATUS) & ~TMIO_SDIO_MASK_ALL;
sd_ctrl_write16(host, CTL_SDIO_STATUS, sdio_status);
status = sd_ctrl_read16(host, CTL_SDIO_STATUS);
sd_ctrl_write16(host, CTL_SDIO_STATUS, sdio_status);