diff options
Diffstat (limited to 'UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c')
| -rw-r--r-- | UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c | 794 |
1 files changed, 0 insertions, 794 deletions
diff --git a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c deleted file mode 100644 index 3014a03243..0000000000 --- a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c +++ /dev/null @@ -1,794 +0,0 @@ -/** @file
- Unit tests of the CpuPageTableLib instance of the CpuPageTableLib class
-
- Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include "CpuPageTableLibUnitTest.h"
-
-// ----------------------------------------------------------------------- PageMode--TestCount-TestRangeCount---RandomOptions
-static CPU_PAGE_TABLE_LIB_RANDOM_TEST_CONTEXT mTestContextPaging4Level = { Paging4Level, 100, 20, ONLY_ONE_ONE_MAPPING|USE_RANDOM_ARRAY };
-static CPU_PAGE_TABLE_LIB_RANDOM_TEST_CONTEXT mTestContextPaging4Level1GB = { Paging4Level1GB, 100, 20, ONLY_ONE_ONE_MAPPING|USE_RANDOM_ARRAY };
-static CPU_PAGE_TABLE_LIB_RANDOM_TEST_CONTEXT mTestContextPaging5Level = { Paging5Level, 100, 20, ONLY_ONE_ONE_MAPPING|USE_RANDOM_ARRAY };
-static CPU_PAGE_TABLE_LIB_RANDOM_TEST_CONTEXT mTestContextPaging5Level1GB = { Paging5Level1GB, 100, 20, ONLY_ONE_ONE_MAPPING|USE_RANDOM_ARRAY };
-
-/**
- Check if the input parameters are not supported.
-
- @param[in] Context [Optional] An optional parameter that enables:
- 1) test-case reuse with varied parameters and
- 2) test-case re-entry for Target tests that need a
- reboot. This parameter is a VOID* and it is the
- responsibility of the test author to ensure that the
- contents are well understood by all test cases that may
- consume it.
-
- @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
-TestCaseForParameter (
- IN UNIT_TEST_CONTEXT Context
- )
-{
- UINTN PageTable;
- PAGING_MODE PagingMode;
- UINTN Buffer;
- UINTN PageTableBufferSize;
- IA32_MAP_ATTRIBUTE MapAttribute;
- IA32_MAP_ATTRIBUTE MapMask;
-
- MapAttribute.Uint64 = 0;
- MapMask.Uint64 = 0;
- PagingMode = Paging5Level1GB;
- PageTableBufferSize = 0;
- PageTable = 0;
-
- //
- // If the input linear address is not 4K align, it should return invalid parameter
- //
- UT_ASSERT_EQUAL (PageTableMap (&PageTable, PagingMode, &Buffer, &PageTableBufferSize, 1, SIZE_4KB, &MapAttribute, &MapMask), RETURN_INVALID_PARAMETER);
-
- //
- // If the input PageTableBufferSize is not 4K align, it should return invalid parameter
- //
- PageTableBufferSize = 10;
- UT_ASSERT_EQUAL (PageTableMap (&PageTable, PagingMode, &Buffer, &PageTableBufferSize, 0, SIZE_4KB, &MapAttribute, &MapMask), RETURN_INVALID_PARAMETER);
-
- //
- // If the input PagingMode is Paging32bit, it should return invalid parameter
- //
- PageTableBufferSize = 0;
- PagingMode = Paging32bit;
- UT_ASSERT_EQUAL (PageTableMap (&PageTable, PagingMode, &Buffer, &PageTableBufferSize, 1, SIZE_4KB, &MapAttribute, &MapMask), RETURN_UNSUPPORTED);
-
- //
- // If the input MapMask is NULL, it should return invalid parameter
- //
- PagingMode = Paging5Level1GB;
- UT_ASSERT_EQUAL (PageTableMap (&PageTable, PagingMode, &Buffer, &PageTableBufferSize, 1, SIZE_4KB, &MapAttribute, NULL), RETURN_INVALID_PARAMETER);
-
- return UNIT_TEST_PASSED;
-}
-
-/**
- Check the case that modifying page table doesn't need extra buffe
-
- @param[in] Context [Optional] An optional parameter that enables:
- 1) test-case reuse with varied parameters and
- 2) test-case re-entry for Target tests that need a
- reboot. This parameter is a VOID* and it is the
- responsibility of the test author to ensure that the
- contents are well understood by all test cases that may
- consume it.
-
- @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
-TestCaseWhichNoNeedExtraSize (
- IN UNIT_TEST_CONTEXT Context
- )
-{
- UINTN PageTable;
- PAGING_MODE PagingMode;
- VOID *Buffer;
- UINTN PageTableBufferSize;
- IA32_MAP_ATTRIBUTE MapAttribute;
- IA32_MAP_ATTRIBUTE MapMask;
- RETURN_STATUS Status;
- UNIT_TEST_STATUS TestStatus;
-
- MapAttribute.Uint64 = 0;
- MapMask.Uint64 = 0;
- PagingMode = Paging4Level1GB;
- PageTableBufferSize = 0;
- PageTable = 0;
- Buffer = NULL;
- MapAttribute.Bits.Present = 1;
- MapAttribute.Bits.Nx = 1;
- MapMask.Bits.Present = 1;
- MapMask.Uint64 = MAX_UINT64;
-
- //
- // Create page table to cover [0, 10M], it should have 5 PTE
- //
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, 0, (UINT64)SIZE_2MB * 5, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Buffer = AllocatePages (EFI_SIZE_TO_PAGES (PageTableBufferSize));
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, 0, (UINT64)SIZE_2MB * 5, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- //
- // call library to cover [0, 4K], because the page table is already cover [0, 10M], and no attribute change,
- // We assume the fucntion doesn't need to change page table, return success and output BufferSize is 0
- //
- Buffer = NULL;
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, 0, (UINT64)SIZE_4KB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (PageTableBufferSize, 0);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- //
- // Same range and same attribute, only clear one mask attribute bit
- // We assume the fucntion doesn't need to change page table, return success and output BufferSize is 0
- //
- MapMask.Bits.Nx = 0;
- PageTableBufferSize = 0;
- Status = PageTableMap (&PageTable, PagingMode, NULL, &PageTableBufferSize, 0, (UINT64)SIZE_4KB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (PageTableBufferSize, 0);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- //
- // call library to cover [2M, 4M], while the page table is already cover [0, 10M],
- // only change one attribute bit, we assume the page table change be modified even if the
- // input Buffer is NULL, and BufferSize is 0
- //
- MapAttribute.Bits.Accessed = 1;
- MapMask.Bits.Accessed = 1;
- PageTableBufferSize = 0;
- Status = PageTableMap (&PageTable, PagingMode, NULL, &PageTableBufferSize, (UINT64)SIZE_2MB, (UINT64)SIZE_2MB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (PageTableBufferSize, 0);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- return UNIT_TEST_PASSED;
-}
-
-/**
- Test Case that check the case to map [0, 1G] to [8K, 1G+8K]
-
- @param[in] Context [Optional] An optional parameter that enables:
- 1) test-case reuse with varied parameters and
- 2) test-case re-entry for Target tests that need a
- reboot. This parameter is a VOID* and it is the
- responsibility of the test author to ensure that the
- contents are well understood by all test cases that may
- consume it.
-
- @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
-TestCase1Gmapto4K (
- IN UNIT_TEST_CONTEXT Context
- )
-{
- UINTN PageTable;
- PAGING_MODE PagingMode;
- VOID *Buffer;
- UINTN PageTableBufferSize;
- IA32_MAP_ATTRIBUTE MapAttribute;
- IA32_MAP_ATTRIBUTE MapMask;
- RETURN_STATUS Status;
- UNIT_TEST_STATUS TestStatus;
-
- //
- // Create Page table to map [0,1G] to [8K, 1G+8K]
- //
- PagingMode = Paging4Level1GB;
- PageTableBufferSize = 0;
- PageTable = 0;
- Buffer = NULL;
- MapAttribute.Uint64 = (UINT64)SIZE_4KB * 2;
- MapMask.Uint64 = (UINT64)SIZE_4KB * 2;
- MapAttribute.Bits.Present = 1;
- MapMask.Bits.Present = 1;
- MapMask.Uint64 = MAX_UINT64;
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_1GB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Buffer = AllocatePages (EFI_SIZE_TO_PAGES (PageTableBufferSize));
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_1GB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
-
- //
- // Page table should be valid. (All reserved bits are zero)
- //
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- return UNIT_TEST_PASSED;
-}
-
-/**
- Check if the parent entry has different R/W attribute
-
- @param[in] Context [Optional] An optional parameter that enables:
- 1) test-case reuse with varied parameters and
- 2) test-case re-entry for Target tests that need a
- reboot. This parameter is a VOID* and it is the
- responsibility of the test author to ensure that the
- contents are well understood by all test cases that may
- consume it.
-
- @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
-TestCaseManualChangeReadWrite (
- IN UNIT_TEST_CONTEXT Context
- )
-{
- UINTN PageTable;
- PAGING_MODE PagingMode;
- VOID *Buffer;
- UINTN PageTableBufferSize;
- IA32_MAP_ATTRIBUTE MapAttribute;
- IA32_MAP_ATTRIBUTE ExpectedMapAttribute;
- IA32_MAP_ATTRIBUTE MapMask;
- RETURN_STATUS Status;
- IA32_MAP_ENTRY *Map;
- UINTN MapCount;
- IA32_PAGING_ENTRY *PagingEntry;
- VOID *BackupBuffer;
- UINTN BackupPageTableBufferSize;
-
- PagingMode = Paging4Level;
- PageTableBufferSize = 0;
- PageTable = 0;
- Buffer = NULL;
- MapAttribute.Uint64 = 0;
- MapMask.Uint64 = MAX_UINT64;
- MapAttribute.Bits.Present = 1;
- MapAttribute.Bits.ReadWrite = 1;
-
- //
- // Create Page table to cover [0,2G], with ReadWrite = 1
- //
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, 0, SIZE_2GB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- BackupPageTableBufferSize = PageTableBufferSize;
- Buffer = AllocatePages (EFI_SIZE_TO_PAGES (PageTableBufferSize));
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, 0, SIZE_2GB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- IsPageTableValid (PageTable, PagingMode);
-
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- IsPageTableValid (PageTable, PagingMode);
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (MapCount, 1);
- UT_ASSERT_EQUAL (Map[0].LinearAddress, 0);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_2GB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- //
- // Manually change ReadWrite to 0 for non-leaf entry, which covers [0,2G]
- //
- PagingEntry = (IA32_PAGING_ENTRY *)(UINTN)PageTable;
- PagingEntry->Uint64 = PagingEntry->Uint64 & (~(UINT64)0x2);
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
-
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (MapCount, 1);
- UT_ASSERT_EQUAL (Map[0].LinearAddress, 0);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_2GB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- ExpectedMapAttribute.Bits.ReadWrite = 0;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- //
- // Copy the page entry structure memory for future compare
- //
- BackupBuffer = AllocateCopyPool (BackupPageTableBufferSize, Buffer);
- UT_ASSERT_MEM_EQUAL (Buffer, BackupBuffer, BackupPageTableBufferSize);
-
- //
- // Call library to change ReadWrite to 0 for [0,2M]
- //
- MapAttribute.Bits.ReadWrite = 0;
- Status = PageTableMap (&PageTable, PagingMode, NULL, &PageTableBufferSize, 0, SIZE_2MB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- IsPageTableValid (PageTable, PagingMode);
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
- //
- // There should be 1 range [0, 2G] with ReadWrite = 0
- //
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (MapCount, 1);
- UT_ASSERT_EQUAL (Map[0].LinearAddress, 0);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_2GB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- //
- // The latest PageTableMap call should change nothing.
- // The memory should be identical before and after the funtion is called.
- //
- UT_ASSERT_MEM_EQUAL (Buffer, BackupBuffer, BackupPageTableBufferSize);
-
- //
- // Call library to change ReadWrite to 1 for [0, 2M]
- //
- MapAttribute.Bits.ReadWrite = 1;
- PageTableBufferSize = 0;
- Status = PageTableMap (&PageTable, PagingMode, NULL, &PageTableBufferSize, 0, SIZE_2MB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- IsPageTableValid (PageTable, PagingMode);
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
- //
- // There should be 2 range [0, 2M] with ReadWrite = 1 and [2M, 2G] with ReadWrite = 0
- //
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (MapCount, 2);
-
- UT_ASSERT_EQUAL (Map[0].LinearAddress, 0);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_2MB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- UT_ASSERT_EQUAL (Map[1].LinearAddress, SIZE_2MB);
- UT_ASSERT_EQUAL (Map[1].Length, SIZE_2GB - SIZE_2MB);
- ExpectedMapAttribute.Uint64 = SIZE_2MB;
- ExpectedMapAttribute.Bits.ReadWrite = 0;
- ExpectedMapAttribute.Bits.Present = 1;
- UT_ASSERT_EQUAL (Map[1].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- return UNIT_TEST_PASSED;
-}
-
-/**
- Check if the needed size is expected
-
- @param[in] Context [Optional] An optional parameter that enables:
- 1) test-case reuse with varied parameters and
- 2) test-case re-entry for Target tests that need a
- reboot. This parameter is a VOID* and it is the
- responsibility of the test author to ensure that the
- contents are well understood by all test cases that may
- consume it.
-
- @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
-TestCaseManualSizeNotMatch (
- IN UNIT_TEST_CONTEXT Context
- )
-{
- UINTN PageTable;
- PAGING_MODE PagingMode;
- VOID *Buffer;
- UINTN PageTableBufferSize;
- IA32_MAP_ATTRIBUTE MapAttribute;
- IA32_MAP_ATTRIBUTE ExpectedMapAttribute;
- IA32_MAP_ATTRIBUTE MapMask;
- RETURN_STATUS Status;
- IA32_MAP_ENTRY *Map;
- UINTN MapCount;
- IA32_PAGING_ENTRY *PagingEntry;
-
- PagingMode = Paging4Level;
- PageTableBufferSize = 0;
- PageTable = 0;
- Buffer = NULL;
- MapAttribute.Uint64 = 0;
- MapMask.Uint64 = MAX_UINT64;
- MapAttribute.Bits.Present = 1;
- MapAttribute.Bits.ReadWrite = 1;
- MapAttribute.Bits.PageTableBaseAddress = (SIZE_2MB - SIZE_4KB) >> 12;
- //
- // Create Page table to cover [2M-4K, 4M], with ReadWrite = 1
- //
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, SIZE_2MB - SIZE_4KB, SIZE_4KB + SIZE_2MB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Buffer = AllocatePages (EFI_SIZE_TO_PAGES (PageTableBufferSize));
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, SIZE_2MB - SIZE_4KB, SIZE_4KB + SIZE_2MB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- IsPageTableValid (PageTable, PagingMode);
-
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- IsPageTableValid (PageTable, PagingMode);
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (MapCount, 1);
- UT_ASSERT_EQUAL (Map[0].LinearAddress, SIZE_2MB - SIZE_4KB);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_4KB + SIZE_2MB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- //
- // Manually change ReadWrite to 0 for 3 level non-leaf entry, which covers [0,2M]
- // Then the map is:
- // [2M-4K,2M], R/W = 0
- // [2M ,4M], R/W = 1
- //
- PagingEntry = (IA32_PAGING_ENTRY *)(UINTN)PageTable; // Get 4 level entry
- PagingEntry = (IA32_PAGING_ENTRY *)(UINTN)(PagingEntry->Pnle.Bits.PageTableBaseAddress << 12); // Get 3 level entry
- PagingEntry = (IA32_PAGING_ENTRY *)(UINTN)(PagingEntry->Pnle.Bits.PageTableBaseAddress << 12); // Get 2 level entry
- PagingEntry->Uint64 = PagingEntry->Uint64 & (~(UINT64)0x2);
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
-
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (MapCount, 2);
- UT_ASSERT_EQUAL (Map[0].LinearAddress, SIZE_2MB - SIZE_4KB);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_4KB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- ExpectedMapAttribute.Bits.ReadWrite = 0;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- UT_ASSERT_EQUAL (Map[1].LinearAddress, SIZE_2MB);
- UT_ASSERT_EQUAL (Map[1].Length, SIZE_2MB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- ExpectedMapAttribute.Bits.ReadWrite = 1;
- ExpectedMapAttribute.Bits.PageTableBaseAddress = SIZE_2MB >> 12;
- UT_ASSERT_EQUAL (Map[1].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- //
- // Set Page table [2M-4K, 2M+4K]'s ReadWrite = 1, [2M,2M+4K]'s ReadWrite is already 1
- // Just need to set [2M-4K,2M], won't need extra size, so the status should be success
- //
- MapAttribute.Bits.Present = 1;
- MapAttribute.Bits.ReadWrite = 1;
- PageTableBufferSize = 0;
- MapAttribute.Bits.PageTableBaseAddress = (SIZE_2MB - SIZE_4KB) >> 12;
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, SIZE_2MB - SIZE_4KB, SIZE_4KB * 2, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- return UNIT_TEST_PASSED;
-}
-
-/**
- Check that won't merge entries
-
- @param[in] Context [Optional] An optional parameter that enables:
- 1) test-case reuse with varied parameters and
- 2) test-case re-entry for Target tests that need a
- reboot. This parameter is a VOID* and it is the
- responsibility of the test author to ensure that the
- contents are well understood by all test cases that may
- consume it.
-
- @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
-TestCaseManualNotMergeEntry (
- IN UNIT_TEST_CONTEXT Context
- )
-{
- UINTN PageTable;
- PAGING_MODE PagingMode;
- VOID *Buffer;
- UINTN PageTableBufferSize;
- IA32_MAP_ATTRIBUTE MapAttribute;
- IA32_MAP_ATTRIBUTE MapMask;
- RETURN_STATUS Status;
- UNIT_TEST_STATUS TestStatus;
-
- PagingMode = Paging4Level1GB;
- PageTableBufferSize = 0;
- PageTable = 0;
- Buffer = NULL;
- MapAttribute.Uint64 = 0;
- MapMask.Uint64 = MAX_UINT64;
- MapAttribute.Bits.Present = 1;
- MapMask.Bits.Present = 1;
-
- //
- // Create Page table to cover [0,4M], and [4M, 1G] is not present
- //
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_2MB * 2, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Buffer = AllocatePages (EFI_SIZE_TO_PAGES (PageTableBufferSize));
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_2MB * 2, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- //
- // Let Page table to cover [0,1G], we assume it won't use a big 1G entry to cover whole range
- // It looks like the chioce is not bad, but sometime, we need to keep some small entry
- //
- PageTableBufferSize = 0;
- Status = PageTableMap (&PageTable, PagingMode, NULL, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_1GB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- MapAttribute.Bits.Accessed = 1;
- PageTableBufferSize = 0;
- Status = PageTableMap (&PageTable, PagingMode, NULL, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_2MB, &MapAttribute, &MapMask);
- //
- // If it didn't use a big 1G entry to cover whole range, only change [0,2M] for some attribute won't need extra memory
- //
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
-
- return UNIT_TEST_PASSED;
-}
-
-/**
- Check if the parent entry has different Nx attribute
-
- @param[in] Context [Optional] An optional parameter that enables:
- 1) test-case reuse with varied parameters and
- 2) test-case re-entry for Target tests that need a
- reboot. This parameter is a VOID* and it is the
- responsibility of the test author to ensure that the
- contents are well understood by all test cases that may
- consume it.
-
- @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
-TestCaseManualChangeNx (
- IN UNIT_TEST_CONTEXT Context
- )
-{
- UINTN PageTable;
- PAGING_MODE PagingMode;
- VOID *Buffer;
- UINTN PageTableBufferSize;
- IA32_MAP_ATTRIBUTE MapAttribute;
- IA32_MAP_ATTRIBUTE ExpectedMapAttribute;
- IA32_MAP_ATTRIBUTE MapMask;
- RETURN_STATUS Status;
- IA32_MAP_ENTRY *Map;
- UINTN MapCount;
- IA32_PAGING_ENTRY *PagingEntry;
- UNIT_TEST_STATUS TestStatus;
-
- PagingMode = Paging4Level1GB;
- PageTableBufferSize = 0;
- PageTable = 0;
- Buffer = NULL;
- MapAttribute.Uint64 = 0;
- MapMask.Uint64 = MAX_UINT64;
- MapAttribute.Bits.Present = 1;
- MapAttribute.Bits.Nx = 0;
-
- //
- // Create Page table to cover [0,2G], with Nx = 0
- //
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_1GB * 2, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Buffer = AllocatePages (EFI_SIZE_TO_PAGES (PageTableBufferSize));
- Status = PageTableMap (&PageTable, PagingMode, Buffer, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_1GB * 2, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount* sizeof (IA32_MAP_ENTRY)));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (MapCount, 1);
- UT_ASSERT_EQUAL (Map[0].LinearAddress, 0);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_2GB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- //
- // Manually change Nx to 1 for non-leaf entry, which covers [0,2G]
- //
- PagingEntry = (IA32_PAGING_ENTRY *)(UINTN)PageTable;
- PagingEntry->Uint64 = PagingEntry->Uint64 | BIT63;
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount* sizeof (IA32_MAP_ENTRY)));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- UT_ASSERT_EQUAL (MapCount, 1);
- UT_ASSERT_EQUAL (Map[0].LinearAddress, 0);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_2GB);
- ExpectedMapAttribute.Bits.Nx = 1;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
-
- //
- // Call library to change Nx to 0 for [0,1G]
- //
- Status = PageTableMap (&PageTable, PagingMode, NULL, &PageTableBufferSize, (UINT64)0, (UINT64)SIZE_1GB, &MapAttribute, &MapMask);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
- TestStatus = IsPageTableValid (PageTable, PagingMode);
- if (TestStatus != UNIT_TEST_PASSED) {
- return TestStatus;
- }
-
- MapCount = 0;
- Status = PageTableParse (PageTable, PagingMode, NULL, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_BUFFER_TOO_SMALL);
- Map = AllocatePages (EFI_SIZE_TO_PAGES (MapCount* sizeof (IA32_MAP_ENTRY)));
- Status = PageTableParse (PageTable, PagingMode, Map, &MapCount);
- UT_ASSERT_EQUAL (Status, RETURN_SUCCESS);
-
- //
- // There should be two ranges [0, 1G] with Nx = 0 and [1G, 2G] with Nx = 1
- //
- UT_ASSERT_EQUAL (MapCount, 2);
- UT_ASSERT_EQUAL (Map[0].LinearAddress, 0);
- UT_ASSERT_EQUAL (Map[0].Length, SIZE_1GB);
- ExpectedMapAttribute.Uint64 = MapAttribute.Uint64;
- UT_ASSERT_EQUAL (Map[0].Attribute.Uint64, ExpectedMapAttribute.Uint64);
- UT_ASSERT_EQUAL (Map[1].LinearAddress, SIZE_1GB);
- UT_ASSERT_EQUAL (Map[1].Length, SIZE_1GB);
- ExpectedMapAttribute.Uint64 = SIZE_1GB;
- ExpectedMapAttribute.Bits.Present = 1;
- ExpectedMapAttribute.Bits.Nx = 1;
- UT_ASSERT_EQUAL (Map[1].Attribute.Uint64, ExpectedMapAttribute.Uint64);
- return UNIT_TEST_PASSED;
-}
-
-/**
- Initialize the unit test framework, suite, and unit tests for the
- sample unit tests and run the unit tests.
-
- @retval EFI_SUCCESS All test cases were dispatched.
- @retval EFI_OUT_OF_RESOURCES There are not enough resources available to
- initialize the unit tests.
-**/
-EFI_STATUS
-EFIAPI
-UefiTestMain (
- VOID
- )
-{
- EFI_STATUS Status;
- UNIT_TEST_FRAMEWORK_HANDLE Framework;
- UNIT_TEST_SUITE_HANDLE ManualTestCase;
- UNIT_TEST_SUITE_HANDLE RandomTestCase;
-
- Framework = NULL;
-
- DEBUG ((DEBUG_INFO, "%a v%a\n", UNIT_TEST_APP_NAME, UNIT_TEST_APP_VERSION));
-
- //
- // Start setting up 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;
- }
-
- //
- // Populate the Manual Test Cases.
- //
- Status = CreateUnitTestSuite (&ManualTestCase, Framework, "Manual Test Cases", "CpuPageTableLib.Manual", NULL, NULL);
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "Failed in CreateUnitTestSuite for Manual Test Cases\n"));
- Status = EFI_OUT_OF_RESOURCES;
- goto EXIT;
- }
-
- AddTestCase (ManualTestCase, "Check if the input parameters are not supported.", "Manual Test Case1", TestCaseForParameter, NULL, NULL, NULL);
- AddTestCase (ManualTestCase, "Check the case that modifying page table doesn't need extra buffer", "Manual Test Case2", TestCaseWhichNoNeedExtraSize, NULL, NULL, NULL);
- AddTestCase (ManualTestCase, "Check the case to map [0, 1G] to [8K, 1G+8K]", "Manual Test Case3", TestCase1Gmapto4K, NULL, NULL, NULL);
- AddTestCase (ManualTestCase, "Check won't merge entries", "Manual Test Case4", TestCaseManualNotMergeEntry, NULL, NULL, NULL);
- AddTestCase (ManualTestCase, "Check if the parent entry has different ReadWrite attribute", "Manual Test Case5", TestCaseManualChangeReadWrite, NULL, NULL, NULL);
- AddTestCase (ManualTestCase, "Check if the parent entry has different Nx attribute", "Manual Test Case6", TestCaseManualChangeNx, NULL, NULL, NULL);
- AddTestCase (ManualTestCase, "Check if the needed size is expected", "Manual Test Case7", TestCaseManualSizeNotMatch, NULL, NULL, NULL);
-
- //
- // Populate the Random Test Cases.
- //
- Status = CreateUnitTestSuite (&RandomTestCase, Framework, "Random Test Cases", "CpuPageTableLib.Random", NULL, NULL);
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "Failed in CreateUnitTestSuite for Random Test Cases\n"));
- Status = EFI_OUT_OF_RESOURCES;
- goto EXIT;
- }
-
- AddTestCase (RandomTestCase, "Random Test for Paging4Level", "Random Test Case1", TestCaseforRandomTest, NULL, NULL, &mTestContextPaging4Level);
- AddTestCase (RandomTestCase, "Random Test for Paging4Level1G", "Random Test Case2", TestCaseforRandomTest, NULL, NULL, &mTestContextPaging4Level1GB);
- AddTestCase (RandomTestCase, "Random Test for Paging5Level", "Random Test Case3", TestCaseforRandomTest, NULL, NULL, &mTestContextPaging5Level);
- AddTestCase (RandomTestCase, "Random Test for Paging5Level1G", "Random Test Case4", TestCaseforRandomTest, NULL, NULL, &mTestContextPaging5Level1GB);
-
- //
- // Execute the tests.
- //
- Status = RunAllTestSuites (Framework);
-
-EXIT:
- if (Framework) {
- 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[]
- )
-{
- InitGlobalData (52);
- return UefiTestMain ();
-}
|