Enable MMIO-Space & Bus-Mastering PCI attributes when device is started. Note that original PCI attributes are restored when device is stopped.
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=2567 Signed-off-by: Liran Alon <liran.a...@oracle.com> --- OvmfPkg/PvScsiDxe/PvScsi.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/OvmfPkg/PvScsiDxe/PvScsi.c b/OvmfPkg/PvScsiDxe/PvScsi.c index 5566b4cce467..531bed4e5ab7 100644 --- a/OvmfPkg/PvScsiDxe/PvScsi.c +++ b/OvmfPkg/PvScsiDxe/PvScsi.c @@ -305,8 +305,18 @@ PvScsiSetPciAttributes ( } // - // TODO: Change PCI Attributes + // Enable MMIO-Space & Bus-Mastering // + Status = Dev->PciIo->Attributes ( + Dev->PciIo, + EfiPciIoAttributeOperationEnable, + (EFI_PCI_IO_ATTRIBUTE_MEMORY | + EFI_PCI_IO_ATTRIBUTE_BUS_MASTER), + NULL + ); + if (EFI_ERROR (Status)) { + return Status; + } return EFI_SUCCESS; } -- 2.20.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#56317): https://edk2.groups.io/g/devel/message/56317 Mute This Topic: https://groups.io/mt/72544118/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-