OvmfPkg/Virtio10Dxe: supply missing BUS_MASTER attribute

Virtio devices read and write guest RAM (they don't just decode their IO
and/or MMIO BARs), which translates to "bus master".

Suggested-by: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
[lersek@redhat.com: expand commit message body]
[lersek@redhat.com: remove superfluous whitespace in assignment]
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Regression-tested-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Brijesh Singh 2017-08-14 07:36:24 -04:00 committed by Laszlo Ersek
parent 78ef454b8c
commit 365b943345
1 changed files with 1 additions and 1 deletions

View File

@ -906,7 +906,7 @@ Virtio10BindingStart (
goto ClosePciIo;
}
SetAttributes = 0;
SetAttributes = EFI_PCI_IO_ATTRIBUTE_BUS_MASTER;
UpdateAttributes (&Device->CommonConfig, &SetAttributes);
UpdateAttributes (&Device->NotifyConfig, &SetAttributes);
UpdateAttributes (&Device->SpecificConfig, &SetAttributes);