AHCI_SG_ENTRIES
AHCI_SG_ENTRIES * PAGE_SIZE, AHCI_SG_ENTRIES, AHCI_PRD_MAX,
KASSERT(nsegs <= AHCI_SG_ENTRIES, ("too many DMA segment entries\n"));
cpi->maxio = ctob(AHCI_SG_ENTRIES - 1);
#define AHCI_CT_SIZE (128 + AHCI_SG_ENTRIES * 16)
#define AHCI_CT_SIZE (128 + AHCI_SG_ENTRIES * 16)