audk/EmulatorPkg/Library/PlatformBmLib/PlatformBmMemoryTest.c

120 lines
3.8 KiB
C

/** @file
Perform the platform memory test
Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
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.
**/
#include "PlatformBm.h"
//
// BDS Platform Functions
//
/**
Perform the memory test base on the memory test intensive level,
and update the memory resource.
@param Level The memory test intensive level.
@retval EFI_STATUS Success test all the system memory and update
the memory resource
**/
EFI_STATUS
PlatformBootManagerMemoryTest (
IN EXTENDMEM_COVERAGE_LEVEL Level
)
{
EFI_STATUS Status;
EFI_STATUS KeyStatus;
EFI_STATUS InitStatus;
EFI_STATUS ReturnStatus;
BOOLEAN RequireSoftECCInit;
EFI_GENERIC_MEMORY_TEST_PROTOCOL *GenMemoryTest;
UINT64 TestedMemorySize;
UINT64 TotalMemorySize;
BOOLEAN ErrorOut;
BOOLEAN TestAbort;
EFI_INPUT_KEY Key;
ReturnStatus = EFI_SUCCESS;
ZeroMem (&Key, sizeof (EFI_INPUT_KEY));
TestedMemorySize = 0;
TotalMemorySize = 0;
ErrorOut = FALSE;
TestAbort = FALSE;
RequireSoftECCInit = FALSE;
Status = gBS->LocateProtocol (
&gEfiGenericMemTestProtocolGuid,
NULL,
(VOID **) &GenMemoryTest
);
if (EFI_ERROR (Status)) {
return EFI_SUCCESS;
}
InitStatus = GenMemoryTest->MemoryTestInit (
GenMemoryTest,
Level,
&RequireSoftECCInit
);
if (InitStatus == EFI_NO_MEDIA) {
//
// The PEI codes also have the relevant memory test code to check the memory,
// it can select to test some range of the memory or all of them. If PEI code
// checks all the memory, this BDS memory test will has no not-test memory to
// do the test, and then the status of EFI_NO_MEDIA will be returned by
// "MemoryTestInit". So it does not need to test memory again, just return.
//
return EFI_SUCCESS;
}
DEBUG ((DEBUG_INFO, "Enter memory test.\n"));
do {
Status = GenMemoryTest->PerformMemoryTest (
GenMemoryTest,
&TestedMemorySize,
&TotalMemorySize,
&ErrorOut,
TestAbort
);
if (ErrorOut && (Status == EFI_DEVICE_ERROR)) {
PrintXY (10, 10, NULL, NULL, L"Memory Testing failed!");
ASSERT (0);
}
DEBUG ((DEBUG_INFO, "Perform memory test (ESC to skip).\n"));
if (!PcdGetBool (PcdConInConnectOnDemand)) {
KeyStatus = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);
if (!EFI_ERROR (KeyStatus) && (Key.ScanCode == SCAN_ESC)) {
if (!RequireSoftECCInit) {
Status = GenMemoryTest->Finished (GenMemoryTest);
goto Done;
}
TestAbort = TRUE;
}
}
} while (Status != EFI_NOT_FOUND);
Status = GenMemoryTest->Finished (GenMemoryTest);
Done:
DEBUG ((DEBUG_INFO, "%d bytes of system memory tested OK\r\n", TotalMemorySize));
return ReturnStatus;
}