AHCI_CAP_SSS
ATA_OUTL(ctlr->r_mem, AHCI_CAP, v | AHCI_CAP_SSS);
if (ch->caps & AHCI_CAP_SSS) {
(ctlr->caps & AHCI_CAP_SSS) ? " SS":"",
AHCI_CAP_SMPS | AHCI_CAP_SSS | AHCI_CAP_SALP |