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OvmfPkg/Microvm: PlatformPei/MemDetect tweaks

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Skip host bridge setup on microvm.

Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3599
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Jiewen Yao <Jiewen.yao@intel.com>
This commit is contained in:
Gerd Hoffmann
2021-09-08 11:01:11 +02:00
committed by mergify[bot]
parent 76602f45dc
commit 6a8e9ad24b
1 changed files with 4 additions and 0 deletions
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4
OvmfPkg/PlatformPei/MemDetect.c
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@ -135,6 +135,10 @@ QemuUc32BaseInitialization (
UINT32 LowerMemorySize; UINT32 LowerMemorySize;
UINT32 Uc32Size; UINT32 Uc32Size;
if (mHostBridgeDevId == 0xffff /* microvm */) {
return;
}
if (mHostBridgeDevId == INTEL_Q35_MCH_DEVICE_ID) { if (mHostBridgeDevId == INTEL_Q35_MCH_DEVICE_ID) {
// //
// On q35, the 32-bit area that we'll mark as UC, through variable MTRRs, // On q35, the 32-bit area that we'll mark as UC, through variable MTRRs,