Code Scrub for BaseMemoryTest PEIM.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6427 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
xli24 2008-11-07 08:05:42 +00:00
parent 8d85dc3126
commit 378871863f
3 changed files with 63 additions and 94 deletions

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@ -1,5 +1,5 @@
/** @file
The PEI memory test support
Support of memory test in PEI Phase.
Copyright (c) 2006 - 2008, Intel Corporation. <BR>
All rights reserved. This program and the accompanying materials
@ -13,9 +13,10 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseMemoryTest.h"
#include <Library/PeiServicesLib.h>
PEI_BASE_MEMORY_TEST_PPI mPeiBaseMemoryTestPpi = { BaseMemoryTest };
PEI_BASE_MEMORY_TEST_PPI mPeiBaseMemoryTestPpi = {
BaseMemoryTest
};
EFI_PEI_PPI_DESCRIPTOR PpiListPeiBaseMemoryTest = {
(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
@ -23,63 +24,54 @@ EFI_PEI_PPI_DESCRIPTOR PpiListPeiBaseMemoryTest = {
&mPeiBaseMemoryTestPpi
};
/**
Entry point of BaseMemoryTestPei PEIM.
This function is the entry point of BaseMemoryTestPei PEIM.
It installs the PEI_BASE_MEMORY_TEST_PPI.
@param FfsHeader Pointer to FFS File Header.
@param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
@retval EFI_SUCCESS PEI_BASE_MEMORY_TEST_PPI is successfully installed.
@retval Others PEI_BASE_MEMORY_TEST_PPI is not successfully installed.
**/
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
--*/
{
return PeiServicesInstallPpi (&PpiListPeiBaseMemoryTest);
}
/**
Test base memory.
@param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
@param This Pointer to this PPI instance.
@param BeginAddress Beginning of the memory address to be checked.
@param MemoryLength Bytes of memory range to be checked.
@param Operation Type of memory check operation to be performed.
@param ErrorAddress Pointer to address of the error memory returned.
@retval EFI_SUCCESS Memory test passed.
@retval EFI_DEVICE_ERROR Memory test failed.
**/
EFI_STATUS
EFIAPI
BaseMemoryTest (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_BASE_MEMORY_TEST_PPI *This,
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;
@ -97,15 +89,26 @@ Returns:
switch (Operation) {
case Extensive:
//
// Extensive means full and detailed check,
// so use small span size to cover the entire test range.
//
SpanSize = 0x4;
break;
case Sparse:
case Quick:
//
// Sparse and Quick indicates quick test,
// so use large span size for sample test.
//
SpanSize = COVER_SPAN;
break;
case Ignore:
//
// Ignore means no test.
//
goto Done;
break;
}
@ -123,6 +126,9 @@ Returns:
TempAddress = BeginAddress;
while (TempAddress < BeginAddress + MemoryLength) {
if ((*(UINT32 *) (UINTN) TempAddress) != TestPattern) {
//
// Value read back does not equal to the value written, so error is detected.
//
*ErrorAddress = TempAddress;
REPORT_STATUS_CODE (EFI_ERROR_CODE | EFI_ERROR_UNRECOVERED, PcdGet32 (PcdStatusCodeValueUncorrectableMemoryError));

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@ -1,5 +1,5 @@
/** @file
Tiano PEIM to provide a PEI memory test service.
Internal include file for support of memory test in PEI Phase.
Copyright (c) 2006 - 2008, Intel Corporation. <BR>
All rights reserved. This program and the accompanying materials
@ -21,38 +21,25 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Library/PeimEntryPoint.h>
#include <Library/ReportStatusCodeLib.h>
#include <Library/PcdLib.h>
#include <Library/PeiServicesLib.h>
//
// Some global define
//
#define COVER_SPAN 0x40000
#define TEST_PATTERN 0x5A5A5A5A
EFI_STATUS
EFIAPI
PeiBaseMemoryTestInit (
IN EFI_FFS_FILE_HEADER *FfsHeader,
IN EFI_PEI_SERVICES **PeiServices
)
/*++
/**
Test base memory.
Routine Description:
@param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
@param This Pointer to this PPI instance.
@param BeginAddress Beginning of the memory address to be checked.
@param MemoryLength Bytes of memory range to be checked.
@param Operation Type of memory check operation to be performed.
@param ErrorAddress Pointer to address of the error memory returned.
TODO: Add function description
Arguments:
FfsHeader - TODO: add argument description
PeiServices - TODO: add argument description
Returns:
TODO: add return values
--*/
;
@retval EFI_SUCCESS Memory test passed.
@retval EFI_DEVICE_ERROR Memory test failed.
**/
EFI_STATUS
EFIAPI
BaseMemoryTest (
@ -62,27 +49,6 @@ BaseMemoryTest (
IN UINT64 MemoryLength,
IN PEI_MEMORY_TEST_OP Operation,
OUT EFI_PHYSICAL_ADDRESS *ErrorAddress
)
/*++
Routine Description:
TODO: Add function description
Arguments:
PeiServices - TODO: add argument description
This - TODO: add argument description
BeginAddress - TODO: add argument description
MemoryLength - TODO: add argument description
Operation - TODO: add argument description
ErrorAddress - TODO: add argument description
Returns:
TODO: add return values
--*/
;
);
#endif

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@ -1,8 +1,5 @@
#/** @file
#
# Component description file for PeiBaseMemoryTestInit module.
#
# This driver provides memory test ppi for memory test in Pei Phase.
# This PEIM provides memory test PPI for memory test in PEI Phase.
#
# Copyright (c) 2006 - 2008, Intel Corporation. <BR>
# All rights reserved. This program and the accompanying materials
@ -17,7 +14,7 @@
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = PeiBaseMemoryTestInit
BASE_NAME = BaseMemoryTestPei
FILE_GUID = 736EB068-8C01-47c5-964B-1C57BD5D4D64
MODULE_TYPE = PEIM
VERSION_STRING = 1.0