AHCIPORT_PMSTATE
AHCIPORT_PMSTATE(ahci_portp, &addr) |= SATA_PSTATE_PWRON;
AHCIPORT_PMSTATE(ahci_portp, &addr) &=
AHCIPORT_STATE(portp, addrp) : AHCIPORT_PMSTATE(portp, addrp))
AHCIPORT_PMSTATE(portp, addrp) = state;