Symbol: AHCI_P_IX_DHR
sys/dev/ahci/ahci.c
2536
AHCI_P_IX_DS | AHCI_P_IX_PS | (ctlr->ccc ? 0 : AHCI_P_IX_DHR)));
usr.sbin/bhyve/pci_ahci.c
334
irq = (fis[1] & (1 << 6)) ? AHCI_P_IX_DHR : 0;