ATA_FLUSHCACHE48
ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0);
ata_48bit_cmd(&ataio, ATA_FLUSHCACHE48, 0, 0, 0);
ata_48bit_cmd(ataio, ATA_FLUSHCACHE48, 0, 0, 0);
ata_48bit_cmd(&ccb->ataio, ATA_FLUSHCACHE48, 0, 0, 0);
case ATA_FLUSHCACHE48:
case ATA_FLUSHCACHE48: