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| author | Laszlo Ersek <lersek@redhat.com> | 2016-08-18 11:51:33 +0200 |
|---|---|---|
| committer | Laszlo Ersek <lersek@redhat.com> | 2016-09-01 22:56:04 +0200 |
| commit | 3ef3209d3028b77af9f56f183370e7b67cd7c849 (patch) | |
| tree | 55825a2c6a2fcaec84c98709add38ee2033dd055 /ArmVirtPkg/PciHostBridgeDxe | |
| parent | 8731debefd1f0750cd033ce88a83f1d1dce9df3c (diff) | |
| download | edk2-3ef3209d3028b77af9f56f183370e7b67cd7c849.tar.gz edk2-3ef3209d3028b77af9f56f183370e7b67cd7c849.tar.bz2 edk2-3ef3209d3028b77af9f56f183370e7b67cd7c849.zip | |
ArmVirtPkg: remove PcdKludgeMapPciMmioAsCached
In ARM/AARCH64 guests that run on KVM, we can now use virtio-gpu-pci, so
PcdKludgeMapPciMmioAsCached is no longer necessary. Standard VGA continues
to work on TCG without the kludge.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Ref: https://tianocore.acgmultimedia.com/show_bug.cgi?id=66
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Diffstat (limited to 'ArmVirtPkg/PciHostBridgeDxe')
| -rw-r--r-- | ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.c | 3 | ||||
| -rw-r--r-- | ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf | 1 |
2 files changed, 1 insertions, 3 deletions
diff --git a/ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.c b/ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.c index 4b2b6a562a..5063782bb3 100644 --- a/ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.c +++ b/ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.c @@ -365,8 +365,7 @@ InitializePciHostBridge ( );
ASSERT_EFI_ERROR (Status);
- MmioAttributes = FeaturePcdGet (PcdKludgeMapPciMmioAsCached) ?
- EFI_MEMORY_WB : EFI_MEMORY_UC;
+ MmioAttributes = EFI_MEMORY_UC;
Status = gDS->AddMemorySpace (
EfiGcdMemoryTypeMemoryMappedIo,
diff --git a/ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf b/ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf index 41e134b24b..8c75eda3de 100644 --- a/ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf +++ b/ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf @@ -56,7 +56,6 @@ gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress
[FeaturePcd]
- gArmVirtTokenSpaceGuid.PcdKludgeMapPciMmioAsCached
gArmVirtTokenSpaceGuid.PcdPureAcpiBoot
[depex]
|