In order to match the previous commit, Base must be strictly larger than
Limit if some type of aperture is not available on a PCI root bridge.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu...@intel.com>
Reviewed-by: Laszlo Ersek <ler...@redhat.com>
---
OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
index 1d3d10a..9e01498 100644
--- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
+++ b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
@@ -125,11 +125,11 @@ InitRootBridge (
RootBus->DmaAbove4G = FALSE;
RootBus->AllocationAttributes = EFI_PCI_HOST_BRIDGE_COMBINE_MEM_PMEM;
- RootBus->PMem.Base = 0;
+ RootBus->PMem.Base = MAX_UINT64;
RootBus->PMem.Limit = 0;
- RootBus->PMemAbove4G.Base = 0;
+ RootBus->PMemAbove4G.Base = MAX_UINT64;
RootBus->PMemAbove4G.Limit = 0;
- RootBus->MemAbove4G.Base = 0;
+ RootBus->MemAbove4G.Base = MAX_UINT64;
RootBus->MemAbove4G.Limit = 0;
if (PcdGet64 (PcdPciMmio64Size) > 0) {
--
2.7.0.windows.1
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