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From: "duntan" <dun.tan@intel.com>
To: devel@edk2.groups.io
Cc: Eric Dong <eric.dong@intel.com>, Ray Ni <ray.ni@intel.com>,
	Rahul Kumar <rahul1.kumar@intel.com>,
	Gerd Hoffmann <kraxel@redhat.com>
Subject: [Patch V4 20/21] UefiCpuPkg/CpuPageTableLib: Add RandomTest for PAE paging
Date: Thu, 23 Mar 2023 15:40:56 +0800	[thread overview]
Message-ID: <20230323074057.549-21-dun.tan@intel.com> (raw)
In-Reply-To: <20230323074057.549-1-dun.tan@intel.com>

Add RandomTest for PAE paging.

Signed-off-by: Dun Tan <dun.tan@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
---
 UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c |  2 ++
 UefiCpuPkg/Library/CpuPageTableLib/UnitTest/RandomTest.c                  |  3 +--
 UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c                  | 12 ++++++++----
 3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c
index e1efc84c82..8554eefa39 100644
--- a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c
+++ b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/CpuPageTableLibUnitTestHost.c
@@ -9,6 +9,7 @@
 #include "CpuPageTableLibUnitTest.h"
 
 // ----------------------------------------------------------------------- PageMode--TestCount-TestRangeCount---RandomOptions
+static CPU_PAGE_TABLE_LIB_RANDOM_TEST_CONTEXT  mTestContextPagingPae       = { PagingPae, 100, 20, USE_RANDOM_ARRAY };
 static CPU_PAGE_TABLE_LIB_RANDOM_TEST_CONTEXT  mTestContextPaging4Level    = { Paging4Level, 100, 20, USE_RANDOM_ARRAY };
 static CPU_PAGE_TABLE_LIB_RANDOM_TEST_CONTEXT  mTestContextPaging4Level1GB = { Paging4Level1GB, 100, 20, USE_RANDOM_ARRAY };
 static CPU_PAGE_TABLE_LIB_RANDOM_TEST_CONTEXT  mTestContextPaging5Level    = { Paging5Level, 100, 20, USE_RANDOM_ARRAY };
@@ -880,6 +881,7 @@ UefiTestMain (
     goto EXIT;
   }
 
+  AddTestCase (RandomTestCase, "Random Test for PagingPae", "Random Test Case1", TestCaseforRandomTest, NULL, NULL, &mTestContextPagingPae);
   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);
diff --git a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/RandomTest.c b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/RandomTest.c
index 18a5010c30..7e79b01823 100644
--- a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/RandomTest.c
+++ b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/RandomTest.c
@@ -258,10 +258,9 @@ ValidateAndRandomeModifyPageTable (
   UNIT_TEST_STATUS   Status;
   IA32_PAGING_ENTRY  *PagingEntry;
 
-  if ((PagingMode == Paging32bit) || (PagingMode == PagingPae) || (PagingMode >= PagingModeMax)) {
+  if ((PagingMode == Paging32bit) || (PagingMode >= PagingModeMax)) {
     //
     // 32bit paging is never supported.
-    // PAE paging will be supported later.
     //
     return UNIT_TEST_ERROR_TEST_FAILED;
   }
diff --git a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c
index 22f179c21f..67776255c2 100644
--- a/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c
+++ b/UefiCpuPkg/Library/CpuPageTableLib/UnitTest/TestHelper.c
@@ -175,10 +175,9 @@ IsPageTableValid (
     return UNIT_TEST_PASSED;
   }
 
-  if ((PagingMode == Paging32bit) || (PagingMode == PagingPae) || (PagingMode >= PagingModeMax)) {
+  if ((PagingMode == Paging32bit) || (PagingMode >= PagingModeMax)) {
     //
     // 32bit paging is never supported.
-    // PAE paging will be supported later.
     //
     return UNIT_TEST_ERROR_TEST_FAILED;
   }
@@ -187,7 +186,12 @@ IsPageTableValid (
   MaxLevel     = (UINT8)(PagingMode >> 8);
 
   PagingEntry = (IA32_PAGING_ENTRY *)(UINTN)PageTable;
-  for (Index = 0; Index < 512; Index++) {
+  for (Index = 0; Index < ((PagingMode == PagingPae) ? 4 : 512); Index++) {
+    if (PagingMode == PagingPae) {
+      UT_ASSERT_EQUAL (PagingEntry[Index].PdptePae.Bits.MustBeZero, 0);
+      UT_ASSERT_EQUAL (PagingEntry[Index].PdptePae.Bits.MustBeZero2, 0);
+    }
+
     Status = IsPageTableEntryValid (&PagingEntry[Index], MaxLevel, MaxLeafLevel, Index << (9 * MaxLevel + 3));
     if (Status != UNIT_TEST_PASSED) {
       return Status;
@@ -264,7 +268,7 @@ GetEntryFromPageTable (
   UINT64             Index;
   IA32_PAGING_ENTRY  *PagingEntry;
 
-  if ((PagingMode == Paging32bit) || (PagingMode == PagingPae) || (PagingMode >= PagingModeMax)) {
+  if ((PagingMode == Paging32bit) || (PagingMode >= PagingModeMax)) {
     //
     // 32bit paging is never supported.
     // PAE paging will be supported later.
-- 
2.31.1.windows.1


  parent reply	other threads:[~2023-03-23  7:42 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-23  7:40 [Patch V4 00/21] Fix issues in CpuPageTableLib duntan
2023-03-23  7:40 ` [Patch V4 01/21] UefiCpuPkg/CpuPageTableLib: Remove unneeded 'if' condition duntan
2023-03-23  7:40 ` [Patch V4 02/21] UefiCpuPkg/CpuPageTableLib: Add check for input Length duntan
2023-03-23 12:20   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 03/21] UefiCpuPkg/CpuPageTableLib:Initialize some LocalVariable at beginning duntan
2023-03-23 12:26   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 04/21] UefiCpuPkg/CpuPageTableLib: Fix the non-1:1 mapping issue duntan
2023-03-23 12:29   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 05/21] UefiCpuPkg/CpuPageTableLib:Clear PageSize bit(Bit7) for non-leaf duntan
2023-03-23 12:29   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 06/21] UefiCpuPkg/CpuPageTableLib: Fix issue when splitting leaf entry duntan
2023-03-23 12:35   ` Ni, Ray
     [not found]   ` <174F0C7EF4E09C53.19937@groups.io>
2023-03-24  2:19     ` [edk2-devel] " Ni, Ray
2023-03-23  7:40 ` [Patch V4 07/21] UefiCpuPkg/MpInitLib: Add code to initialize MapMask duntan
2023-03-23 12:37   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 08/21] UefiCpuPkg/CpuPageTableLib:Add check for Mask and Attr duntan
2023-03-23 12:52   ` Ni, Ray
2023-03-24  1:55     ` duntan
2023-03-23  7:40 ` [Patch V4 09/21] UefiCpuPkg/CpuPageTableLib: Add manual test to check " duntan
2023-03-23 12:57   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 10/21] UefiCpuPkg/CpuPageTableLib:Modify RandomBoolean() in RandomTest duntan
2023-03-23 12:59   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 11/21] UefiCpuPkg/CpuPageTableLib:Modify RandomTest to check Mask/Attr duntan
2023-03-23 13:11   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 12/21] UefiCpuPkg/CpuPageTableLib: Enable non-1:1 mapping in random test duntan
2023-03-23  7:40 ` [Patch V4 13/21] UefiCpuPkg/CpuPageTableLib: Add OUTPUT IsModified parameter duntan
2023-03-23 13:20   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 14/21] UefiCpuPkg/CpuPageTableLib: Modify RandomTest to check IsModified duntan
2023-03-23 13:23   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 15/21] UefiCpuPkg: Fix IA32 build failure in CpuPageTableLib.inf duntan
2023-03-23 13:25   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 16/21] UefiCpuPkg: Modify UnitTest code since tested API is changed duntan
2023-03-23  7:40 ` [Patch V4 17/21] UefiCpuPkg/CpuPageTableLib: Add check for page table creation duntan
2023-03-23 13:29   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 18/21] UefiCpuPkg: Combine branch for non-present and leaf ParentEntry duntan
2023-03-23 13:32   ` Ni, Ray
2023-03-23  7:40 ` [Patch V4 19/21] UefiCpuPkg/CpuPageTableLib: Enable PAE paging duntan
2023-03-23 13:38   ` Ni, Ray
2023-03-23  7:40 ` duntan [this message]
2023-03-23 13:40   ` [Patch V4 20/21] UefiCpuPkg/CpuPageTableLib: Add RandomTest for " Ni, Ray
2023-03-23  7:40 ` [Patch V4 21/21] UefiCpuPkg/CpuPageTableLib: Reduce the number of random tests duntan
2023-03-23 13:40   ` Ni, Ray
2023-03-23  9:13 ` [edk2-devel] [Patch V4 00/21] Fix issues in CpuPageTableLib Gerd Hoffmann
2023-03-23  9:16   ` duntan

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