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OvmfPkg/Microvm: PlatformPei/Platform memory map tweaks

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Microvm needs ioapic hobs only.

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 11:01:12 +02:00 committed by mergify[bot]
parent 6a8e9ad24b
commit 8583b57c5c
1 changed files with 6 additions and 0 deletions
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6
OvmfPkg/PlatformPei/Platform.c
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@ -159,6 +159,12 @@ MemMapInitialization (
// //
AddIoMemoryRangeHob (0x0A0000, BASE_1MB); AddIoMemoryRangeHob (0x0A0000, BASE_1MB);
if (mHostBridgeDevId == 0xffff /* microvm */) {
AddIoMemoryBaseSizeHob (0xFEC00000, SIZE_4KB); /* ioapic #1 */
AddIoMemoryBaseSizeHob (0xFEC10000, SIZE_4KB); /* ioapic #2 */
return;
}
TopOfLowRam = GetSystemMemorySizeBelow4gb (); TopOfLowRam = GetSystemMemorySizeBelow4gb ();
PciExBarBase = 0; PciExBarBase = 0;
if (mHostBridgeDevId == INTEL_Q35_MCH_DEVICE_ID) { if (mHostBridgeDevId == INTEL_Q35_MCH_DEVICE_ID) {