diff options
| author | yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-02 03:48:40 +0000 |
|---|---|---|
| committer | yshang1 <yshang1@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-02 03:48:40 +0000 |
| commit | ce2f555794fdb9efaf6af0d0f45a8892c58fcaa7 (patch) | |
| tree | 0d0665ced260dc9a8026d94466303ba253264b2f /MdeModulePkg/Universal/BaseMemoryTestPei/BaseMemoryTest.c | |
| parent | 98b133cf89268ee025c3a44e7fa98e41f6cc6845 (diff) | |
| download | edk2-platforms-ce2f555794fdb9efaf6af0d0f45a8892c58fcaa7.tar.xz | |
Add BaseMemoryTestDxe in MdeModulePkg.dsc
Add RuntimeDxe in MdeModulePkg.dsc
Move Security/SecurityStub/Dxe to SecurityStubDxe.
Add EFI_MAX_ADDRESS in Uefi/UefiBaseType.h.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2930 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/BaseMemoryTestPei/BaseMemoryTest.c')
| -rw-r--r-- | MdeModulePkg/Universal/BaseMemoryTestPei/BaseMemoryTest.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/BaseMemoryTestPei/BaseMemoryTest.c b/MdeModulePkg/Universal/BaseMemoryTestPei/BaseMemoryTest.c new file mode 100644 index 0000000000..7b207b919d --- /dev/null +++ b/MdeModulePkg/Universal/BaseMemoryTestPei/BaseMemoryTest.c @@ -0,0 +1,167 @@ +/*++
+
+Copyright (c) 2006 - 2007, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+Module Name:
+
+ BaseMemoryTest.c
+
+Abstract:
+
+ The PEI memory test support
+
+--*/
+
+//
+// The package level header files this module uses
+//
+#include <PiPei.h>
+#include <FrameworkPei.h>
+//
+// The protocols, PPI and GUID defintions for this module
+//
+#include <Ppi/BaseMemoryTest.h>
+//
+// The Library classes this module consumes
+//
+#include <Library/DebugLib.h>
+#include <Library/PeimEntryPoint.h>
+#include <Library/ReportStatusCodeLib.h>
+
+#include <BaseMemoryTest.h>
+
+static PEI_BASE_MEMORY_TEST_PPI mPeiBaseMemoryTestPpi = { BaseMemoryTest };
+
+static EFI_PEI_PPI_DESCRIPTOR PpiListPeiBaseMemoryTest = {
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gPeiBaseMemoryTestPpiGuid,
+ &mPeiBaseMemoryTestPpi
+};
+
+EFI_STATUS
+EFIAPI
+PeiBaseMemoryTestInit (
+ IN EFI_FFS_FILE_HEADER *FfsHeader,
+ IN EFI_PEI_SERVICES **PeiServices
+ )
+/*++
+Description:
+
+ Entry point function of BaseMemoryTestInit Peim.
+
+Arguments:
+
+ PeiServices - General purpose services available to every PEIM.
+ FfsHeader - Ffs header pointer
+
+Returns:
+
+ Status - Result of InstallPpi
+
+--*/
+{
+ EFI_STATUS Status;
+
+ Status = (**PeiServices).InstallPpi (PeiServices, &PpiListPeiBaseMemoryTest);
+
+ return Status;
+}
+
+EFI_STATUS
+EFIAPI
+BaseMemoryTest (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN PEI_BASE_MEMORY_TEST_PPI *This,
+ IN EFI_PHYSICAL_ADDRESS BeginAddress,
+ IN UINT64 MemoryLength,
+ IN PEI_MEMORY_TEST_OP Operation,
+ OUT EFI_PHYSICAL_ADDRESS *ErrorAddress
+ )
+/*++
+Description:
+
+ Test base memory.
+
+Arguments:
+
+ PeiServices - General purpose services available to every PEIM.
+ This - Pei memory test PPI pointer.
+ BeginAddress - Beginning of the memory address to be checked.
+ MemoryLength - Bytes of memory range to be checked.
+ Operation - Type of memory check operation to be performed.
+ ErrorAddress - Return the address of the error memory address.
+ ErrorAddress - Address which has error when checked.
+
+Returns:
+
+ Status - Result of InstallPpi
+
+--*/
+{
+ UINT32 TestPattern;
+ EFI_PHYSICAL_ADDRESS TempAddress;
+ UINT32 SpanSize;
+
+ REPORT_STATUS_CODE (
+ EFI_PROGRESS_CODE,
+ EFI_COMPUTING_UNIT_MEMORY + EFI_CU_MEMORY_PC_TEST
+ );
+
+ TestPattern = TEST_PATTERN;
+ SpanSize = 0;
+
+ //
+ // Make sure we don't try and test anything above the max physical address range
+ //
+ ASSERT (BeginAddress + MemoryLength < EFI_MAX_ADDRESS);
+
+ switch (Operation) {
+ case Extensive:
+ SpanSize = 0x4;
+ break;
+
+ case Sparse:
+ case Quick:
+ SpanSize = COVER_SPAN;
+ break;
+
+ case Ignore:
+ goto Done;
+ break;
+ }
+ //
+ // Write the test pattern into memory range
+ //
+ TempAddress = BeginAddress;
+ while (TempAddress < BeginAddress + MemoryLength) {
+ (*(UINT32 *) (UINTN) TempAddress) = TestPattern;
+ TempAddress += SpanSize;
+ }
+ //
+ // Read pattern from memory and compare it
+ //
+ TempAddress = BeginAddress;
+ while (TempAddress < BeginAddress + MemoryLength) {
+ if ((*(UINT32 *) (UINTN) TempAddress) != TestPattern) {
+ *ErrorAddress = TempAddress;
+ REPORT_STATUS_CODE (
+ EFI_ERROR_CODE | EFI_ERROR_UNRECOVERED,
+ EFI_COMPUTING_UNIT_MEMORY | EFI_CU_MEMORY_EC_UNCORRECTABLE
+ );
+
+ return EFI_DEVICE_ERROR;
+ }
+
+ TempAddress += SpanSize;
+ }
+
+Done:
+ return EFI_SUCCESS;
+}
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