SATA_PMULT_REG_SERR
READ_PMULT(addrp, SATA_PMULT_REG_SERR, &sd->satadev_scr.serror, err);
WRITE_PMULT(&pmport_addr, SATA_PMULT_REG_SERR,
READ_PMULT(addrp, SATA_PMULT_REG_SERR, &port_serror, err);
WRITE_PMULT(addrp, SATA_PMULT_REG_SERR, AHCI_SERROR_CLEAR_ALL, err);