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UefiCpuPkg/MtrrTest: Add test cases for TME-MK enable case

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When TME-MK is enabled, the MtrrLib should substract the TME-MK
reserved bits from the max PA returned from CPUID instruction.

The new test case guarantees such behavior in MtrrLib.

Signed-off-by: Ray Ni <ray.ni@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Ahmad Anadani <ahmad.anadani@intel.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>
This commit is contained in:
Ray Ni
2023-02-28 16:57:29 +08:00
committed by mergify[bot]
parent bb40c3836f
commit 71210053fa
3 changed files with 127 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
UefiCpuPkg/Library/MtrrLib/UnitTest/MtrrLibUnitTest.c
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@@ -1,7 +1,7 @@
/** @file
Unit tests of the MtrrLib instance of the MtrrLib class
Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2020 - 2023, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -30,6 +30,8 @@ STATIC MTRR_LIB_SYSTEM_PARAMETER mSystemParameters[] = {
{ 48, TRUE, TRUE, CacheWriteThrough, 12 },
{ 48, TRUE, TRUE, CacheWriteProtected, 12 },
{ 48, TRUE, TRUE, CacheWriteCombining, 12 },
{ 48, TRUE, TRUE, CacheWriteBack, 12, 7}, // 7 bits for MKTME
};
UINT32 mFixedMtrrsIndex[] = {
@@ -219,7 +221,7 @@ UnitTestMtrrSetMemoryAttributesInMtrrSettings (
&WcCount
);
GenerateValidAndConfigurableMtrrPairs (
SystemParameter->PhysicalAddressBits,
SystemParameter->PhysicalAddressBits - SystemParameter->MkTmeKeyidBits,
RawMtrrRange,
UcCount,
WtCount,
@@ -232,7 +234,7 @@ UnitTestMtrrSetMemoryAttributesInMtrrSettings (
ExpectedMemoryRangesCount = ARRAY_SIZE (ExpectedMemoryRanges);
GetEffectiveMemoryRanges (
SystemParameter->DefaultCacheType,
SystemParameter->PhysicalAddressBits,
SystemParameter->PhysicalAddressBits - SystemParameter->MkTmeKeyidBits,
RawMtrrRange,
ExpectedVariableMtrrUsage,
ExpectedMemoryRanges,
@@ -278,7 +280,7 @@ UnitTestMtrrSetMemoryAttributesInMtrrSettings (
ActualMemoryRangesCount = ARRAY_SIZE (ActualMemoryRanges);
CollectTestResult (
SystemParameter->DefaultCacheType,
SystemParameter->PhysicalAddressBits,
SystemParameter->PhysicalAddressBits - SystemParameter->MkTmeKeyidBits,
SystemParameter->VariableMtrrCount,
&LocalMtrrs,
ActualMemoryRanges,
@@ -325,7 +327,7 @@ UnitTestInvalidMemoryLayouts (
SystemParameter = (MTRR_LIB_SYSTEM_PARAMETER *)Context;
RangeCount = Random32 (1, ARRAY_SIZE (Ranges));
MaxAddress = 1ull << SystemParameter->PhysicalAddressBits;
MaxAddress = 1ull << (SystemParameter->PhysicalAddressBits - SystemParameter->MkTmeKeyidBits);
for (Index = 0; Index < RangeCount; Index++) {
do {
@@ -967,7 +969,7 @@ UnitTestMtrrSetMemoryAttributeInMtrrSettings (
&WcCount
);
GenerateValidAndConfigurableMtrrPairs (
SystemParameter->PhysicalAddressBits,
SystemParameter->PhysicalAddressBits - SystemParameter->MkTmeKeyidBits,
RawMtrrRange,
UcCount,
WtCount,
@@ -980,7 +982,7 @@ UnitTestMtrrSetMemoryAttributeInMtrrSettings (
ExpectedMemoryRangesCount = ARRAY_SIZE (ExpectedMemoryRanges);
GetEffectiveMemoryRanges (
SystemParameter->DefaultCacheType,
SystemParameter->PhysicalAddressBits,
SystemParameter->PhysicalAddressBits - SystemParameter->MkTmeKeyidBits,
RawMtrrRange,
ExpectedVariableMtrrUsage,
ExpectedMemoryRanges,
@@ -1019,7 +1021,7 @@ UnitTestMtrrSetMemoryAttributeInMtrrSettings (
ActualMemoryRangesCount = ARRAY_SIZE (ActualMemoryRanges);
CollectTestResult (
SystemParameter->DefaultCacheType,
SystemParameter->PhysicalAddressBits,
SystemParameter->PhysicalAddressBits - SystemParameter->MkTmeKeyidBits,
SystemParameter->VariableMtrrCount,
&LocalMtrrs,
ActualMemoryRanges,