X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=UefiCpuPkg%2FLibrary%2FMtrrLib%2FUnitTest%2FMtrrLibUnitTest.c;fp=UefiCpuPkg%2FLibrary%2FMtrrLib%2FUnitTest%2FMtrrLibUnitTest.c;h=123e1c741a3f4e986927b5409d80630b81da80a5;hb=e17f459af2594b6ccbb8d56064737b8a23414b76;hp=0000000000000000000000000000000000000000;hpb=be01087e07809d20aa2db27b37029c324c824407;p=mirror_edk2.git diff --git a/UefiCpuPkg/Library/MtrrLib/UnitTest/MtrrLibUnitTest.c b/UefiCpuPkg/Library/MtrrLib/UnitTest/MtrrLibUnitTest.c new file mode 100644 index 0000000000..123e1c741a --- /dev/null +++ b/UefiCpuPkg/Library/MtrrLib/UnitTest/MtrrLibUnitTest.c @@ -0,0 +1,1139 @@ +/** @file + Unit tests of the MtrrLib instance of the MtrrLib class + + Copyright (c) 2020, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "MtrrLibUnitTest.h" + +STATIC CONST MTRR_LIB_SYSTEM_PARAMETER mDefaultSystemParameter = { + 42, TRUE, TRUE, CacheUncacheable, 12 +}; + +STATIC MTRR_LIB_SYSTEM_PARAMETER mSystemParameters[] = { + { 38, TRUE, TRUE, CacheUncacheable, 12 }, + { 38, TRUE, TRUE, CacheWriteBack, 12 }, + { 38, TRUE, TRUE, CacheWriteThrough, 12 }, + { 38, TRUE, TRUE, CacheWriteProtected, 12 }, + { 38, TRUE, TRUE, CacheWriteCombining, 12 }, + + { 42, TRUE, TRUE, CacheUncacheable, 12 }, + { 42, TRUE, TRUE, CacheWriteBack, 12 }, + { 42, TRUE, TRUE, CacheWriteThrough, 12 }, + { 42, TRUE, TRUE, CacheWriteProtected, 12 }, + { 42, TRUE, TRUE, CacheWriteCombining, 12 }, + + { 48, TRUE, TRUE, CacheUncacheable, 12 }, + { 48, TRUE, TRUE, CacheWriteBack, 12 }, + { 48, TRUE, TRUE, CacheWriteThrough, 12 }, + { 48, TRUE, TRUE, CacheWriteProtected, 12 }, + { 48, TRUE, TRUE, CacheWriteCombining, 12 }, +}; + +UINT32 mFixedMtrrsIndex[] = { + MSR_IA32_MTRR_FIX64K_00000, + MSR_IA32_MTRR_FIX16K_80000, + MSR_IA32_MTRR_FIX16K_A0000, + MSR_IA32_MTRR_FIX4K_C0000, + MSR_IA32_MTRR_FIX4K_C8000, + MSR_IA32_MTRR_FIX4K_D0000, + MSR_IA32_MTRR_FIX4K_D8000, + MSR_IA32_MTRR_FIX4K_E0000, + MSR_IA32_MTRR_FIX4K_E8000, + MSR_IA32_MTRR_FIX4K_F0000, + MSR_IA32_MTRR_FIX4K_F8000 +}; +STATIC_ASSERT ( + (ARRAY_SIZE (mFixedMtrrsIndex) == MTRR_NUMBER_OF_FIXED_MTRR), + "gFixedMtrrIndex does NOT contain all the fixed MTRRs!" + ); + +// +// Context structure to be used for most of the test cases. +// +typedef struct { + CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter; +} MTRR_LIB_TEST_CONTEXT; + +// +// Context structure to be used for GetFirmwareVariableMtrrCount() test. +// +typedef struct { + UINT32 NumberOfReservedVariableMtrrs; + CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter; +} MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT; + +STATIC CHAR8 *mCacheDescription[] = { "UC", "WC", "N/A", "N/A", "WT", "WP", "WB" }; + +/** + Compare the actual memory ranges against expected memory ranges and return PASS when they match. + + @param ExpectedMemoryRanges Expected memory ranges. + @param ExpectedMemoryRangeCount Count of expected memory ranges. + @param ActualRanges Actual memory ranges. + @param ActualRangeCount Count of actual memory ranges. + + @retval UNIT_TEST_PASSED Test passed. + @retval others Test failed. +**/ +UNIT_TEST_STATUS +VerifyMemoryRanges ( + IN MTRR_MEMORY_RANGE *ExpectedMemoryRanges, + IN UINTN ExpectedMemoryRangeCount, + IN MTRR_MEMORY_RANGE *ActualRanges, + IN UINTN ActualRangeCount + ) +{ + UINTN Index; + UT_ASSERT_EQUAL (ExpectedMemoryRangeCount, ActualRangeCount); + for (Index = 0; Index < ExpectedMemoryRangeCount; Index++) { + UT_ASSERT_EQUAL (ExpectedMemoryRanges[Index].BaseAddress, ActualRanges[Index].BaseAddress); + UT_ASSERT_EQUAL (ExpectedMemoryRanges[Index].Length, ActualRanges[Index].Length); + UT_ASSERT_EQUAL (ExpectedMemoryRanges[Index].Type, ActualRanges[Index].Type); + } + + return UNIT_TEST_PASSED; +} + +/** + Dump the memory ranges. + + @param Ranges Memory ranges to dump. + @param RangeCount Count of memory ranges. +**/ +VOID +DumpMemoryRanges ( + MTRR_MEMORY_RANGE *Ranges, + UINTN RangeCount + ) +{ + UINTN Index; + for (Index = 0; Index < RangeCount; Index++) { + UT_LOG_INFO ("\t{ 0x%016llx, 0x%016llx, %a },\n", Ranges[Index].BaseAddress, Ranges[Index].Length, mCacheDescription[Ranges[Index].Type]); + } +} + +/** +**/ + +/** + Generate random count of MTRRs for each cache type. + + @param TotalCount Total MTRR count. + @param UcCount Return count of Uncacheable type. + @param WtCount Return count of Write Through type. + @param WbCount Return count of Write Back type. + @param WpCount Return count of Write Protected type. + @param WcCount Return count of Write Combining type. +**/ +VOID +GenerateRandomMemoryTypeCombination ( + IN UINT32 TotalCount, + OUT UINT32 *UcCount, + OUT UINT32 *WtCount, + OUT UINT32 *WbCount, + OUT UINT32 *WpCount, + OUT UINT32 *WcCount + ) +{ + UINTN Index; + UINT32 TotalMtrrCount; + UINT32 *CountPerType[5]; + + CountPerType[0] = UcCount; + CountPerType[1] = WtCount; + CountPerType[2] = WbCount; + CountPerType[3] = WpCount; + CountPerType[4] = WcCount; + + // + // Initialize the count of each cache type to 0. + // + for (Index = 0; Index < ARRAY_SIZE (CountPerType); Index++) { + *(CountPerType[Index]) = 0; + } + + // + // Pick a random count of MTRRs + // + TotalMtrrCount = Random32 (1, TotalCount); + for (Index = 0; Index < TotalMtrrCount; Index++) { + // + // For each of them, pick a random cache type. + // + (*(CountPerType[Random32 (0, ARRAY_SIZE (CountPerType) - 1)]))++; + } +} + +/** + Unit test of MtrrLib service MtrrSetMemoryAttribute() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrSetMemoryAttributesInMtrrSettings ( + IN UNIT_TEST_CONTEXT Context + ) +{ + CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter; + RETURN_STATUS Status; + UINT32 UcCount; + UINT32 WtCount; + UINT32 WbCount; + UINT32 WpCount; + UINT32 WcCount; + + UINT32 MtrrIndex; + UINT8 *Scratch; + UINTN ScratchSize; + MTRR_SETTINGS LocalMtrrs; + + MTRR_MEMORY_RANGE RawMtrrRange[MTRR_NUMBER_OF_VARIABLE_MTRR]; + MTRR_MEMORY_RANGE ExpectedMemoryRanges[MTRR_NUMBER_OF_FIXED_MTRR * sizeof (UINT64) + 2 * MTRR_NUMBER_OF_VARIABLE_MTRR + 1]; + UINT32 ExpectedVariableMtrrUsage; + UINTN ExpectedMemoryRangesCount; + + MTRR_MEMORY_RANGE ActualMemoryRanges[MTRR_NUMBER_OF_FIXED_MTRR * sizeof (UINT64) + 2 * MTRR_NUMBER_OF_VARIABLE_MTRR + 1]; + UINT32 ActualVariableMtrrUsage; + UINTN ActualMemoryRangesCount; + + MTRR_SETTINGS *Mtrrs[2]; + + SystemParameter = (MTRR_LIB_SYSTEM_PARAMETER *) Context; + GenerateRandomMemoryTypeCombination ( + SystemParameter->VariableMtrrCount - PatchPcdGet32 (PcdCpuNumberOfReservedVariableMtrrs), + &UcCount, &WtCount, &WbCount, &WpCount, &WcCount + ); + GenerateValidAndConfigurableMtrrPairs ( + SystemParameter->PhysicalAddressBits, RawMtrrRange, + UcCount, WtCount, WbCount, WpCount, WcCount + ); + + ExpectedVariableMtrrUsage = UcCount + WtCount + WbCount + WpCount + WcCount; + ExpectedMemoryRangesCount = ARRAY_SIZE (ExpectedMemoryRanges); + GetEffectiveMemoryRanges ( + SystemParameter->DefaultCacheType, + SystemParameter->PhysicalAddressBits, + RawMtrrRange, ExpectedVariableMtrrUsage, + ExpectedMemoryRanges, &ExpectedMemoryRangesCount + ); + + UT_LOG_INFO ( + "Total MTRR [%d]: UC=%d, WT=%d, WB=%d, WP=%d, WC=%d\n", + ExpectedVariableMtrrUsage, UcCount, WtCount, WbCount, WpCount, WcCount + ); + UT_LOG_INFO ("--- Expected Memory Ranges [%d] ---\n", ExpectedMemoryRangesCount); + DumpMemoryRanges (ExpectedMemoryRanges, ExpectedMemoryRangesCount); + + // + // Default cache type is always an INPUT + // + ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs)); + LocalMtrrs.MtrrDefType = MtrrGetDefaultMemoryType (); + ScratchSize = SCRATCH_BUFFER_SIZE; + Mtrrs[0] = &LocalMtrrs; + Mtrrs[1] = NULL; + + for (MtrrIndex = 0; MtrrIndex < ARRAY_SIZE (Mtrrs); MtrrIndex++) { + Scratch = calloc (ScratchSize, sizeof (UINT8)); + Status = MtrrSetMemoryAttributesInMtrrSettings (Mtrrs[MtrrIndex], Scratch, &ScratchSize, ExpectedMemoryRanges, ExpectedMemoryRangesCount); + if (Status == RETURN_BUFFER_TOO_SMALL) { + Scratch = realloc (Scratch, ScratchSize); + Status = MtrrSetMemoryAttributesInMtrrSettings (Mtrrs[MtrrIndex], Scratch, &ScratchSize, ExpectedMemoryRanges, ExpectedMemoryRangesCount); + } + UT_ASSERT_STATUS_EQUAL (Status, RETURN_SUCCESS); + + if (Mtrrs[MtrrIndex] == NULL) { + ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs)); + MtrrGetAllMtrrs (&LocalMtrrs); + } + ActualMemoryRangesCount = ARRAY_SIZE (ActualMemoryRanges); + CollectTestResult ( + SystemParameter->DefaultCacheType, SystemParameter->PhysicalAddressBits, SystemParameter->VariableMtrrCount, + &LocalMtrrs, ActualMemoryRanges, &ActualMemoryRangesCount, &ActualVariableMtrrUsage + ); + + UT_LOG_INFO ("--- Actual Memory Ranges [%d] ---\n", ActualMemoryRangesCount); + DumpMemoryRanges (ActualMemoryRanges, ActualMemoryRangesCount); + VerifyMemoryRanges (ExpectedMemoryRanges, ExpectedMemoryRangesCount, ActualMemoryRanges, ActualMemoryRangesCount); + UT_ASSERT_TRUE (ExpectedVariableMtrrUsage >= ActualVariableMtrrUsage); + + ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs)); + } + + free (Scratch); + + return UNIT_TEST_PASSED; +} + +/** + Test routine to check whether invalid base/size can be rejected. + + @param Context Pointer to MTRR_LIB_SYSTEM_PARAMETER. + + @return Test status. +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestInvalidMemoryLayouts ( + IN UNIT_TEST_CONTEXT Context + ) +{ + CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter; + MTRR_MEMORY_RANGE Ranges[MTRR_NUMBER_OF_VARIABLE_MTRR * 2 + 1]; + UINTN RangeCount; + UINT64 MaxAddress; + UINT32 Index; + UINT64 BaseAddress; + UINT64 Length; + RETURN_STATUS Status; + UINTN ScratchSize; + + SystemParameter = (MTRR_LIB_SYSTEM_PARAMETER *) Context; + + RangeCount = Random32 (1, ARRAY_SIZE (Ranges)); + MaxAddress = 1ull << SystemParameter->PhysicalAddressBits; + + for (Index = 0; Index < RangeCount; Index++) { + do { + BaseAddress = Random64 (0, MaxAddress); + Length = Random64 (1, MaxAddress - BaseAddress); + } while (((BaseAddress & 0xFFF) == 0) || ((Length & 0xFFF) == 0)); + + Ranges[Index].BaseAddress = BaseAddress; + Ranges[Index].Length = Length; + Ranges[Index].Type = GenerateRandomCacheType (); + + Status = MtrrSetMemoryAttribute ( + Ranges[Index].BaseAddress, Ranges[Index].Length, Ranges[Index].Type + ); + UT_ASSERT_TRUE (RETURN_ERROR (Status)); + } + + ScratchSize = 0; + Status = MtrrSetMemoryAttributesInMtrrSettings (NULL, NULL, &ScratchSize, Ranges, RangeCount); + UT_ASSERT_TRUE (RETURN_ERROR (Status)); + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service IsMtrrSupported() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestIsMtrrSupported ( + IN UNIT_TEST_CONTEXT Context + ) +{ + MTRR_LIB_SYSTEM_PARAMETER SystemParameter; + MTRR_LIB_TEST_CONTEXT *LocalContext; + + LocalContext = (MTRR_LIB_TEST_CONTEXT *) Context; + + CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter)); + // + // MTRR capability off in CPUID leaf. + // + SystemParameter.MtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + UT_ASSERT_FALSE (IsMtrrSupported ()); + + // + // MTRR capability on in CPUID leaf, but no variable or fixed MTRRs. + // + SystemParameter.MtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = 0; + SystemParameter.FixedMtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + UT_ASSERT_FALSE (IsMtrrSupported ()); + + // + // MTRR capability on in CPUID leaf, but no variable MTRRs. + // + SystemParameter.MtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = 0; + SystemParameter.FixedMtrrSupported = TRUE; + InitializeMtrrRegs (&SystemParameter); + UT_ASSERT_FALSE (IsMtrrSupported ()); + + // + // MTRR capability on in CPUID leaf, but no fixed MTRRs. + // + SystemParameter.MtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = 7; + SystemParameter.FixedMtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + UT_ASSERT_FALSE (IsMtrrSupported ()); + + // + // MTRR capability on in CPUID leaf with both variable and fixed MTRRs. + // + SystemParameter.MtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = 7; + SystemParameter.FixedMtrrSupported = TRUE; + InitializeMtrrRegs (&SystemParameter); + UT_ASSERT_TRUE (IsMtrrSupported ()); + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service GetVariableMtrrCount() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestGetVariableMtrrCount ( + IN UNIT_TEST_CONTEXT Context + ) +{ + UINT32 Result; + MTRR_LIB_SYSTEM_PARAMETER SystemParameter; + MTRR_LIB_TEST_CONTEXT *LocalContext; + + LocalContext = (MTRR_LIB_TEST_CONTEXT *) Context; + + CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter)); + // + // If MTRR capability off in CPUID leaf, then the count is always 0. + // + SystemParameter.MtrrSupported = FALSE; + for (SystemParameter.VariableMtrrCount = 1; SystemParameter.VariableMtrrCount <= MTRR_NUMBER_OF_VARIABLE_MTRR; SystemParameter.VariableMtrrCount++) { + InitializeMtrrRegs (&SystemParameter); + Result = GetVariableMtrrCount (); + UT_ASSERT_EQUAL (Result, 0); + } + + // + // Try all supported variable MTRR counts. + // If variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR, then an ASSERT() + // is generated. + // + SystemParameter.MtrrSupported = TRUE; + for (SystemParameter.VariableMtrrCount = 1; SystemParameter.VariableMtrrCount <= MTRR_NUMBER_OF_VARIABLE_MTRR; SystemParameter.VariableMtrrCount++) { + InitializeMtrrRegs (&SystemParameter); + Result = GetVariableMtrrCount (); + UT_ASSERT_EQUAL (Result, SystemParameter.VariableMtrrCount); + } + + // + // Expect ASSERT() if variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR + // + SystemParameter.VariableMtrrCount = MTRR_NUMBER_OF_VARIABLE_MTRR + 1; + InitializeMtrrRegs (&SystemParameter); + UT_EXPECT_ASSERT_FAILURE (GetVariableMtrrCount (), NULL); + + SystemParameter.MtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = MAX_UINT8; + InitializeMtrrRegs (&SystemParameter); + UT_EXPECT_ASSERT_FAILURE (GetVariableMtrrCount (), NULL); + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service GetFirmwareVariableMtrrCount() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestGetFirmwareVariableMtrrCount ( + IN UNIT_TEST_CONTEXT Context + ) +{ + UINT32 Result; + UINT32 ReservedMtrrs; + MTRR_LIB_SYSTEM_PARAMETER SystemParameter; + MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *LocalContext; + + LocalContext = (MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *) Context; + + CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter)); + + InitializeMtrrRegs (&SystemParameter); + // + // Positive test cases for VCNT = 10 and Reserved PCD in range 0..10 + // + for (ReservedMtrrs = 0; ReservedMtrrs <= SystemParameter.VariableMtrrCount; ReservedMtrrs++) { + PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, ReservedMtrrs); + Result = GetFirmwareVariableMtrrCount (); + UT_ASSERT_EQUAL (Result, SystemParameter.VariableMtrrCount - ReservedMtrrs); + } + + // + // Negative test cases when Reserved PCD is larger than VCNT + // + for (ReservedMtrrs = SystemParameter.VariableMtrrCount + 1; ReservedMtrrs <= 255; ReservedMtrrs++) { + PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, ReservedMtrrs); + Result = GetFirmwareVariableMtrrCount (); + UT_ASSERT_EQUAL (Result, 0); + } + + // + // Negative test cases when Reserved PCD is larger than VCNT + // + PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, MAX_UINT32); + Result = GetFirmwareVariableMtrrCount (); + UT_ASSERT_EQUAL (Result, 0); + + // + // Negative test case when MTRRs are not supported + // + SystemParameter.MtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, 2); + Result = GetFirmwareVariableMtrrCount (); + UT_ASSERT_EQUAL (Result, 0); + + // + // Negative test case when Fixed MTRRs are not supported + // + SystemParameter.MtrrSupported = TRUE; + SystemParameter.FixedMtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, 2); + Result = GetFirmwareVariableMtrrCount (); + UT_ASSERT_EQUAL (Result, 0); + + // + // Expect ASSERT() if variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR + // + SystemParameter.FixedMtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = MTRR_NUMBER_OF_VARIABLE_MTRR + 1; + InitializeMtrrRegs (&SystemParameter); + UT_EXPECT_ASSERT_FAILURE (GetFirmwareVariableMtrrCount (), NULL); + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service MtrrGetMemoryAttribute() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrGetMemoryAttribute ( + IN UNIT_TEST_CONTEXT Context + ) +{ + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service MtrrGetFixedMtrr() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrGetFixedMtrr ( + IN UNIT_TEST_CONTEXT Context + ) +{ + MTRR_FIXED_SETTINGS *Result; + MTRR_FIXED_SETTINGS ExpectedFixedSettings; + MTRR_FIXED_SETTINGS FixedSettings; + UINTN Index; + UINTN MsrIndex; + UINTN ByteIndex; + UINT64 MsrValue; + MTRR_LIB_SYSTEM_PARAMETER SystemParameter; + MTRR_LIB_TEST_CONTEXT *LocalContext; + + LocalContext = (MTRR_LIB_TEST_CONTEXT *) Context; + + CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter)); + InitializeMtrrRegs (&SystemParameter); + // + // Set random cache type to different ranges under 1MB and make sure + // the fixed MTRR settings are expected. + // Try 100 times. + // + for (Index = 0; Index < 100; Index++) { + for (MsrIndex = 0; MsrIndex < ARRAY_SIZE (mFixedMtrrsIndex); MsrIndex++) { + MsrValue = 0; + for (ByteIndex = 0; ByteIndex < sizeof (UINT64); ByteIndex++) { + MsrValue = MsrValue | LShiftU64 (GenerateRandomCacheType (), ByteIndex * 8); + } + ExpectedFixedSettings.Mtrr[MsrIndex] = MsrValue; + AsmWriteMsr64 (mFixedMtrrsIndex[MsrIndex], MsrValue); + } + + Result = MtrrGetFixedMtrr (&FixedSettings); + UT_ASSERT_EQUAL (Result, &FixedSettings); + UT_ASSERT_MEM_EQUAL (&FixedSettings, &ExpectedFixedSettings, sizeof (FixedSettings)); + } + + // + // Negative test case when MTRRs are not supported + // + SystemParameter.MtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + + ZeroMem (&FixedSettings, sizeof (FixedSettings)); + ZeroMem (&ExpectedFixedSettings, sizeof (ExpectedFixedSettings)); + Result = MtrrGetFixedMtrr (&FixedSettings); + UT_ASSERT_EQUAL (Result, &FixedSettings); + UT_ASSERT_MEM_EQUAL (&ExpectedFixedSettings, &FixedSettings, sizeof (ExpectedFixedSettings)); + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service MtrrGetAllMtrrs() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrGetAllMtrrs ( + IN UNIT_TEST_CONTEXT Context + ) +{ + MTRR_SETTINGS *Result; + MTRR_SETTINGS Mtrrs; + MTRR_SETTINGS ExpectedMtrrs; + MTRR_VARIABLE_SETTING VariableMtrr[MTRR_NUMBER_OF_VARIABLE_MTRR]; + UINT32 Index; + MTRR_LIB_SYSTEM_PARAMETER SystemParameter; + MTRR_LIB_TEST_CONTEXT *LocalContext; + + LocalContext = (MTRR_LIB_TEST_CONTEXT *) Context; + + CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter)); + InitializeMtrrRegs (&SystemParameter); + + for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) { + GenerateRandomMtrrPair (SystemParameter.PhysicalAddressBits, GenerateRandomCacheType (), &VariableMtrr[Index], NULL); + AsmWriteMsr64 (MSR_IA32_MTRR_PHYSBASE0 + (Index << 1), VariableMtrr[Index].Base); + AsmWriteMsr64 (MSR_IA32_MTRR_PHYSMASK0 + (Index << 1), VariableMtrr[Index].Mask); + } + Result = MtrrGetAllMtrrs (&Mtrrs); + UT_ASSERT_EQUAL (Result, &Mtrrs); + UT_ASSERT_MEM_EQUAL (Mtrrs.Variables.Mtrr, VariableMtrr, sizeof (MTRR_VARIABLE_SETTING) * SystemParameter.VariableMtrrCount); + + // + // Negative test case when MTRRs are not supported + // + ZeroMem (&ExpectedMtrrs, sizeof (ExpectedMtrrs)); + ZeroMem (&Mtrrs, sizeof (Mtrrs)); + + SystemParameter.MtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + Result = MtrrGetAllMtrrs (&Mtrrs); + UT_ASSERT_EQUAL (Result, &Mtrrs); + UT_ASSERT_MEM_EQUAL (&ExpectedMtrrs, &Mtrrs, sizeof (ExpectedMtrrs)); + + // + // Expect ASSERT() if variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR + // + SystemParameter.MtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = MTRR_NUMBER_OF_VARIABLE_MTRR + 1; + InitializeMtrrRegs (&SystemParameter); + UT_EXPECT_ASSERT_FAILURE (MtrrGetAllMtrrs (&Mtrrs), NULL); + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service MtrrSetAllMtrrs() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrSetAllMtrrs ( + IN UNIT_TEST_CONTEXT Context + ) +{ + MTRR_SETTINGS *Result; + MTRR_SETTINGS Mtrrs; + UINT32 Index; + MSR_IA32_MTRR_DEF_TYPE_REGISTER Default; + MTRR_LIB_SYSTEM_PARAMETER SystemParameter; + MTRR_LIB_TEST_CONTEXT *LocalContext; + + LocalContext = (MTRR_LIB_TEST_CONTEXT *) Context; + + CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter)); + InitializeMtrrRegs (&SystemParameter); + + Default.Uint64 = 0; + Default.Bits.E = 1; + Default.Bits.FE = 1; + Default.Bits.Type = GenerateRandomCacheType (); + + ZeroMem (&Mtrrs, sizeof (Mtrrs)); + Mtrrs.MtrrDefType = Default.Uint64; + for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) { + GenerateRandomMtrrPair (SystemParameter.PhysicalAddressBits, GenerateRandomCacheType (), &Mtrrs.Variables.Mtrr[Index], NULL); + } + Result = MtrrSetAllMtrrs (&Mtrrs); + UT_ASSERT_EQUAL (Result, &Mtrrs); + + UT_ASSERT_EQUAL (AsmReadMsr64 (MSR_IA32_MTRR_DEF_TYPE), Mtrrs.MtrrDefType); + for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) { + UT_ASSERT_EQUAL (AsmReadMsr64 (MSR_IA32_MTRR_PHYSBASE0 + (Index << 1)), Mtrrs.Variables.Mtrr[Index].Base); + UT_ASSERT_EQUAL (AsmReadMsr64 (MSR_IA32_MTRR_PHYSMASK0 + (Index << 1)), Mtrrs.Variables.Mtrr[Index].Mask); + } + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service MtrrGetMemoryAttributeInVariableMtrr() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrGetMemoryAttributeInVariableMtrr ( + IN UNIT_TEST_CONTEXT Context + ) +{ + MTRR_LIB_TEST_CONTEXT *LocalContext; + MTRR_LIB_SYSTEM_PARAMETER SystemParameter; + UINT32 Result; + MTRR_VARIABLE_SETTING VariableSetting[MTRR_NUMBER_OF_VARIABLE_MTRR]; + VARIABLE_MTRR VariableMtrr[MTRR_NUMBER_OF_VARIABLE_MTRR]; + UINT64 ValidMtrrBitsMask; + UINT64 ValidMtrrAddressMask; + UINT32 Index; + MSR_IA32_MTRR_PHYSBASE_REGISTER Base; + MSR_IA32_MTRR_PHYSMASK_REGISTER Mask; + + LocalContext = (MTRR_LIB_TEST_CONTEXT *) Context; + + CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter)); + + InitializeMtrrRegs (&SystemParameter); + + ValidMtrrBitsMask = (1ull << SystemParameter.PhysicalAddressBits) - 1; + ValidMtrrAddressMask = ValidMtrrBitsMask & 0xfffffffffffff000ULL; + + for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) { + GenerateRandomMtrrPair (SystemParameter.PhysicalAddressBits, GenerateRandomCacheType (), &VariableSetting[Index], NULL); + AsmWriteMsr64 (MSR_IA32_MTRR_PHYSBASE0 + (Index << 1), VariableSetting[Index].Base); + AsmWriteMsr64 (MSR_IA32_MTRR_PHYSMASK0 + (Index << 1), VariableSetting[Index].Mask); + } + Result = MtrrGetMemoryAttributeInVariableMtrr (ValidMtrrBitsMask, ValidMtrrAddressMask, VariableMtrr); + UT_ASSERT_EQUAL (Result, SystemParameter.VariableMtrrCount); + + for (Index = 0; Index < SystemParameter.VariableMtrrCount; Index++) { + Base.Uint64 = VariableMtrr[Index].BaseAddress; + Base.Bits.Type = (UINT32) VariableMtrr[Index].Type; + UT_ASSERT_EQUAL (Base.Uint64, VariableSetting[Index].Base); + + Mask.Uint64 = ~(VariableMtrr[Index].Length - 1) & ValidMtrrBitsMask; + Mask.Bits.V = 1; + UT_ASSERT_EQUAL (Mask.Uint64, VariableSetting[Index].Mask); + } + + // + // Negative test case when MTRRs are not supported + // + SystemParameter.MtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + Result = MtrrGetMemoryAttributeInVariableMtrr (ValidMtrrBitsMask, ValidMtrrAddressMask, VariableMtrr); + UT_ASSERT_EQUAL (Result, 0); + + // + // Expect ASSERT() if variable MTRR count is > MTRR_NUMBER_OF_VARIABLE_MTRR + // + SystemParameter.MtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = MTRR_NUMBER_OF_VARIABLE_MTRR + 1; + InitializeMtrrRegs (&SystemParameter); + UT_EXPECT_ASSERT_FAILURE (MtrrGetMemoryAttributeInVariableMtrr (ValidMtrrBitsMask, ValidMtrrAddressMask, VariableMtrr), NULL); + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service MtrrDebugPrintAllMtrrs() + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrDebugPrintAllMtrrs ( + IN UNIT_TEST_CONTEXT Context + ) +{ + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service MtrrGetDefaultMemoryType(). + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrGetDefaultMemoryType ( + IN UNIT_TEST_CONTEXT Context + ) +{ + MTRR_LIB_TEST_CONTEXT *LocalContext; + UINTN Index; + MTRR_MEMORY_CACHE_TYPE Result; + MTRR_LIB_SYSTEM_PARAMETER SystemParameter; + MTRR_MEMORY_CACHE_TYPE CacheType[5]; + + CacheType[0] = CacheUncacheable; + CacheType[1] = CacheWriteCombining; + CacheType[2] = CacheWriteThrough; + CacheType[3] = CacheWriteProtected; + CacheType[4] = CacheWriteBack; + + LocalContext = (MTRR_LIB_TEST_CONTEXT *) Context; + + CopyMem (&SystemParameter, LocalContext->SystemParameter, sizeof (SystemParameter)); + // + // If MTRRs are supported, then always return the cache type in the MSR + // MSR_IA32_MTRR_DEF_TYPE + // + for (Index = 0; Index < ARRAY_SIZE (CacheType); Index++) { + SystemParameter.DefaultCacheType = CacheType[Index]; + InitializeMtrrRegs (&SystemParameter); + Result = MtrrGetDefaultMemoryType (); + UT_ASSERT_EQUAL (Result, SystemParameter.DefaultCacheType); + } + + // + // If MTRRs are not supported, then always return CacheUncacheable + // + SystemParameter.MtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + Result = MtrrGetDefaultMemoryType (); + UT_ASSERT_EQUAL (Result, CacheUncacheable); + + SystemParameter.MtrrSupported = TRUE; + SystemParameter.FixedMtrrSupported = FALSE; + InitializeMtrrRegs (&SystemParameter); + Result = MtrrGetDefaultMemoryType (); + UT_ASSERT_EQUAL (Result, CacheUncacheable); + + SystemParameter.MtrrSupported = TRUE; + SystemParameter.FixedMtrrSupported = TRUE; + SystemParameter.VariableMtrrCount = 0; + InitializeMtrrRegs (&SystemParameter); + Result = MtrrGetDefaultMemoryType (); + UT_ASSERT_EQUAL (Result, CacheUncacheable); + + return UNIT_TEST_PASSED; +} + +/** + Unit test of MtrrLib service MtrrSetMemoryAttributeInMtrrSettings(). + + @param[in] Context Ignored + + @retval UNIT_TEST_PASSED The Unit test has completed and the test + case was successful. + @retval UNIT_TEST_ERROR_TEST_FAILED A test case assertion has failed. + +**/ +UNIT_TEST_STATUS +EFIAPI +UnitTestMtrrSetMemoryAttributeInMtrrSettings ( + IN UNIT_TEST_CONTEXT Context + ) +{ + CONST MTRR_LIB_SYSTEM_PARAMETER *SystemParameter; + RETURN_STATUS Status; + UINT32 UcCount; + UINT32 WtCount; + UINT32 WbCount; + UINT32 WpCount; + UINT32 WcCount; + + UINTN MtrrIndex; + UINTN Index; + MTRR_SETTINGS LocalMtrrs; + + MTRR_MEMORY_RANGE RawMtrrRange[MTRR_NUMBER_OF_VARIABLE_MTRR]; + MTRR_MEMORY_RANGE ExpectedMemoryRanges[MTRR_NUMBER_OF_FIXED_MTRR * sizeof (UINT64) + 2 * MTRR_NUMBER_OF_VARIABLE_MTRR + 1]; + UINT32 ExpectedVariableMtrrUsage; + UINTN ExpectedMemoryRangesCount; + + MTRR_MEMORY_RANGE ActualMemoryRanges[MTRR_NUMBER_OF_FIXED_MTRR * sizeof (UINT64) + 2 * MTRR_NUMBER_OF_VARIABLE_MTRR + 1]; + UINT32 ActualVariableMtrrUsage; + UINTN ActualMemoryRangesCount; + + MTRR_SETTINGS *Mtrrs[2]; + + SystemParameter = (MTRR_LIB_SYSTEM_PARAMETER *) Context; + GenerateRandomMemoryTypeCombination ( + SystemParameter->VariableMtrrCount - PatchPcdGet32 (PcdCpuNumberOfReservedVariableMtrrs), + &UcCount, &WtCount, &WbCount, &WpCount, &WcCount + ); + GenerateValidAndConfigurableMtrrPairs ( + SystemParameter->PhysicalAddressBits, RawMtrrRange, + UcCount, WtCount, WbCount, WpCount, WcCount + ); + + ExpectedVariableMtrrUsage = UcCount + WtCount + WbCount + WpCount + WcCount; + ExpectedMemoryRangesCount = ARRAY_SIZE (ExpectedMemoryRanges); + GetEffectiveMemoryRanges ( + SystemParameter->DefaultCacheType, + SystemParameter->PhysicalAddressBits, + RawMtrrRange, ExpectedVariableMtrrUsage, + ExpectedMemoryRanges, &ExpectedMemoryRangesCount + ); + + UT_LOG_INFO ("--- Expected Memory Ranges [%d] ---\n", ExpectedMemoryRangesCount); + DumpMemoryRanges (ExpectedMemoryRanges, ExpectedMemoryRangesCount); + // + // Default cache type is always an INPUT + // + ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs)); + LocalMtrrs.MtrrDefType = MtrrGetDefaultMemoryType (); + Mtrrs[0] = &LocalMtrrs; + Mtrrs[1] = NULL; + + for (MtrrIndex = 0; MtrrIndex < ARRAY_SIZE (Mtrrs); MtrrIndex++) { + for (Index = 0; Index < ExpectedMemoryRangesCount; Index++) { + Status = MtrrSetMemoryAttributeInMtrrSettings ( + Mtrrs[MtrrIndex], + ExpectedMemoryRanges[Index].BaseAddress, + ExpectedMemoryRanges[Index].Length, + ExpectedMemoryRanges[Index].Type + ); + UT_ASSERT_TRUE (Status == RETURN_SUCCESS || Status == RETURN_OUT_OF_RESOURCES || Status == RETURN_BUFFER_TOO_SMALL); + if (Status == RETURN_OUT_OF_RESOURCES || Status == RETURN_BUFFER_TOO_SMALL) { + return UNIT_TEST_SKIPPED; + } + } + + if (Mtrrs[MtrrIndex] == NULL) { + ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs)); + MtrrGetAllMtrrs (&LocalMtrrs); + } + ActualMemoryRangesCount = ARRAY_SIZE (ActualMemoryRanges); + CollectTestResult ( + SystemParameter->DefaultCacheType, SystemParameter->PhysicalAddressBits, SystemParameter->VariableMtrrCount, + &LocalMtrrs, ActualMemoryRanges, &ActualMemoryRangesCount, &ActualVariableMtrrUsage + ); + UT_LOG_INFO ("--- Actual Memory Ranges [%d] ---\n", ActualMemoryRangesCount); + DumpMemoryRanges (ActualMemoryRanges, ActualMemoryRangesCount); + VerifyMemoryRanges (ExpectedMemoryRanges, ExpectedMemoryRangesCount, ActualMemoryRanges, ActualMemoryRangesCount); + UT_ASSERT_TRUE (ExpectedVariableMtrrUsage >= ActualVariableMtrrUsage); + + ZeroMem (&LocalMtrrs, sizeof (LocalMtrrs)); + } + + return UNIT_TEST_PASSED; +} + + +/** + Prep routine for UnitTestGetFirmwareVariableMtrrCount(). + + @param Context Point to a UINT32 data to save the PcdCpuNumberOfReservedVariableMtrrs. +**/ +UNIT_TEST_STATUS +EFIAPI +SavePcdValue ( + UNIT_TEST_CONTEXT Context + ) +{ + MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *LocalContext; + + LocalContext = (MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *) Context; + LocalContext->NumberOfReservedVariableMtrrs = PatchPcdGet32 (PcdCpuNumberOfReservedVariableMtrrs); + return UNIT_TEST_PASSED; +} + +/** + Clean up routine for UnitTestGetFirmwareVariableMtrrCount(). + + @param Context Point to a UINT32 data to save the PcdCpuNumberOfReservedVariableMtrrs. +**/ +VOID +EFIAPI +RestorePcdValue ( + UNIT_TEST_CONTEXT Context + ) +{ + MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *LocalContext; + + LocalContext = (MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT *) Context; + PatchPcdSet32 (PcdCpuNumberOfReservedVariableMtrrs, LocalContext->NumberOfReservedVariableMtrrs); +} + +/** + Initialize the unit test framework, suite, and unit tests for the + ResetSystemLib and run the ResetSystemLib unit test. + + @param Iteration Iteration of testing MtrrSetMemoryAttributeInMtrrSettings + and MtrrSetMemoryAttributesInMtrrSettings using random inputs. + + @retval EFI_SUCCESS All test cases were dispatched. + @retval EFI_OUT_OF_RESOURCES There are not enough resources available to + initialize the unit tests. +**/ +STATIC +EFI_STATUS +EFIAPI +UnitTestingEntry ( + UINTN Iteration + ) +{ + EFI_STATUS Status; + UNIT_TEST_FRAMEWORK_HANDLE Framework; + UNIT_TEST_SUITE_HANDLE MtrrApiTests; + UINTN Index; + UINTN SystemIndex; + MTRR_LIB_TEST_CONTEXT Context; + MTRR_LIB_GET_FIRMWARE_VARIABLE_MTRR_COUNT_CONTEXT GetFirmwareVariableMtrrCountContext; + + Context.SystemParameter = &mDefaultSystemParameter; + GetFirmwareVariableMtrrCountContext.SystemParameter = &mDefaultSystemParameter; + Framework = NULL; + + DEBUG ((DEBUG_INFO, "%a v%a\n", UNIT_TEST_APP_NAME, UNIT_TEST_APP_VERSION)); + + // + // Setup the test framework for running the tests. + // + Status = InitUnitTestFramework (&Framework, UNIT_TEST_APP_NAME, gEfiCallerBaseName, UNIT_TEST_APP_VERSION); + if (EFI_ERROR (Status)) { + DEBUG ((DEBUG_ERROR, "Failed in InitUnitTestFramework. Status = %r\n", Status)); + goto EXIT; + } + + // + // --------------Suite-----------Description--------------Name----------Function--------Pre---Post-------------------Context----------- + // + + // + // Populate the MtrrLib API Unit Test Suite. + // + Status = CreateUnitTestSuite (&MtrrApiTests, Framework, "MtrrLib API Tests", "MtrrLib.MtrrLib", NULL, NULL); + if (EFI_ERROR (Status)) { + DEBUG ((DEBUG_ERROR, "Failed in CreateUnitTestSuite for MtrrLib API Tests\n")); + Status = EFI_OUT_OF_RESOURCES; + goto EXIT; + } + AddTestCase (MtrrApiTests, "Test IsMtrrSupported", "MtrrSupported", UnitTestIsMtrrSupported, NULL, NULL, &Context); + AddTestCase (MtrrApiTests, "Test GetVariableMtrrCount", "GetVariableMtrrCount", UnitTestGetVariableMtrrCount, NULL, NULL, &Context); + AddTestCase (MtrrApiTests, "Test GetFirmwareVariableMtrrCount", "GetFirmwareVariableMtrrCount", UnitTestGetFirmwareVariableMtrrCount, SavePcdValue, RestorePcdValue, &GetFirmwareVariableMtrrCountContext); + AddTestCase (MtrrApiTests, "Test MtrrGetMemoryAttribute", "MtrrGetMemoryAttribute", UnitTestMtrrGetMemoryAttribute, NULL, NULL, &Context); + AddTestCase (MtrrApiTests, "Test MtrrGetFixedMtrr", "MtrrGetFixedMtrr", UnitTestMtrrGetFixedMtrr, NULL, NULL, &Context); + AddTestCase (MtrrApiTests, "Test MtrrGetAllMtrrs", "MtrrGetAllMtrrs", UnitTestMtrrGetAllMtrrs, NULL, NULL, &Context); + AddTestCase (MtrrApiTests, "Test MtrrSetAllMtrrs", "MtrrSetAllMtrrs", UnitTestMtrrSetAllMtrrs, NULL, NULL, &Context); + AddTestCase (MtrrApiTests, "Test MtrrGetMemoryAttributeInVariableMtrr", "MtrrGetMemoryAttributeInVariableMtrr", UnitTestMtrrGetMemoryAttributeInVariableMtrr, NULL, NULL, &Context); + AddTestCase (MtrrApiTests, "Test MtrrDebugPrintAllMtrrs", "MtrrDebugPrintAllMtrrs", UnitTestMtrrDebugPrintAllMtrrs, NULL, NULL, &Context); + AddTestCase (MtrrApiTests, "Test MtrrGetDefaultMemoryType", "MtrrGetDefaultMemoryType", UnitTestMtrrGetDefaultMemoryType, NULL, NULL, &Context); + + for (SystemIndex = 0; SystemIndex < ARRAY_SIZE (mSystemParameters); SystemIndex++) { + for (Index = 0; Index < Iteration; Index++) { + AddTestCase (MtrrApiTests, "Test InvalidMemoryLayouts", "InvalidMemoryLayouts", UnitTestInvalidMemoryLayouts, InitializeSystem, NULL, &mSystemParameters[SystemIndex]); + AddTestCase (MtrrApiTests, "Test MtrrSetMemoryAttributeInMtrrSettings", "MtrrSetMemoryAttributeInMtrrSettings", UnitTestMtrrSetMemoryAttributeInMtrrSettings, InitializeSystem, NULL, &mSystemParameters[SystemIndex]); + AddTestCase (MtrrApiTests, "Test MtrrSetMemoryAttributesInMtrrSettings", "MtrrSetMemoryAttributesInMtrrSettings", UnitTestMtrrSetMemoryAttributesInMtrrSettings, InitializeSystem, NULL, &mSystemParameters[SystemIndex]); + } + } + // + // Execute the tests. + // + srand ((unsigned int) time (NULL)); + Status = RunAllTestSuites (Framework); + +EXIT: + if (Framework != NULL) { + FreeUnitTestFramework (Framework); + } + + return Status; +} + +/** + Standard POSIX C entry point for host based unit test execution. + + @param Argc Number of arguments. + @param Argv Array of arguments. + + @return Test application exit code. +**/ +INT32 +main ( + INT32 Argc, + CHAR8 *Argv[] + ) +{ + UINTN Iteration; + + // + // First parameter specifies the test iterations. + // Default is 10. + // + Iteration = 10; + if (Argc == 2) { + Iteration = atoi (Argv[1]); + } + return UnitTestingEntry (Iteration); +}