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Add special treatment for EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE and EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM, because these attributes are only for PCI IO, while not supported by PCI Root Bridge IO. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11165 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
rsun3 2010-12-14 09:52:38 +00:00
parent 3a0e054598
commit 7afa5ea800
2 changed files with 10 additions and 0 deletions
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3
MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
View File

@ -1063,6 +1063,9 @@ DetermineDeviceAttribute (
if (EFI_ERROR (Status)) { if (EFI_ERROR (Status)) {
return Status; return Status;
} }
PciIoDevice->Supports |= (EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE |
EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM);
} else { } else {
// //

7
MdeModulePkg/Bus/Pci/PciBusDxe/PciIo.c
View File

@ -1268,6 +1268,13 @@ ModifyRootBridgeAttributes (
return EFI_UNSUPPORTED; return EFI_UNSUPPORTED;
} }
//
// Mask off EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE &
// EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM, which are not supported by PCI root bridge.
//
Attributes &= ~(UINT64)(EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE |
EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM);
// //
// Record the new attribute of the Root Bridge // Record the new attribute of the Root Bridge
// //