AHCI_PHYCS0R
ahci_mask_set(ctlr->r_mem, AHCI_PHYCS0R,
ahci_mask_set(ctlr->r_mem, AHCI_PHYCS0R,
ahci_set(ctlr->r_mem, AHCI_PHYCS0R, PHYCS0R_POWER_ENABLE);
val = ATA_INL(ctlr->r_mem, AHCI_PHYCS0R);