diff options
Diffstat (limited to 'MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c b/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c index 620933779c..ccec37b287 100644 --- a/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c +++ b/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c @@ -1130,8 +1130,12 @@ DetermineDeviceAttribute ( if (EFI_ERROR (Status)) {
return Status;
}
+ //
+ // Assume the PCI Root Bridge supports DAC
+ //
PciIoDevice->Supports |= (EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE |
- EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM);
+ EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM |
+ EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE);
} else {
|