ATA_S_SETUP
xa->state = ATA_S_SETUP;
ccb->ccb_xa.state = ATA_S_SETUP;
err_ccb->ccb_xa.state = ATA_S_SETUP;
KASSERT(xa->state == ATA_S_SETUP || xa->state == ATA_S_TIMEOUT);
ccb->ccb_xa.state = ATA_S_SETUP;