ATA_ATAPI_SLAVE
(atadev->unit == ATA_SLAVE && ch->devices & ATA_ATAPI_SLAVE));
ch->devices |= ATA_ATAPI_SLAVE;
(scp->ata_ch->devices & ATA_ATAPI_SLAVE) != 0)
((atadev->unit == ATA_SLAVE) && !(ch->devices & ATA_ATAPI_SLAVE))) {
((atadev->unit == ATA_SLAVE) && !(ch->devices & ATA_ATAPI_SLAVE))) {
((atadev->unit == ATA_SLAVE) && !(ch->devices & ATA_ATAPI_SLAVE))) {
if (ch->devices & ATA_ATAPI_MASTER && ch->devices & ATA_ATAPI_SLAVE) {