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Add support for the GetTimerValue() to the CPU AP for NT32. This also requires some performance counter APIs to be added to the WinNtThunk Protocol. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11403 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
mdkinney 2011-03-16 00:38:17 +00:00
parent 975e881570
commit 831ff057d7
5 changed files with 53 additions and 14 deletions
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35
Nt32Pkg/CpuRuntimeDxe/Cpu.c
View File

@ -1,6 +1,6 @@
/**@file
Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2011, 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
@ -25,6 +25,7 @@ Abstract:
#include "CpuDriver.h"
UINT64 mTimerPeriod;
CPU_ARCH_PROTOCOL_PRIVATE mCpuTemplate = {
CPU_ARCH_PROT_PRIVATE_SIGNATURE,
@ -38,7 +39,7 @@ CPU_ARCH_PROTOCOL_PRIVATE mCpuTemplate = {
WinNtRegisterInterruptHandler,
WinNtGetTimerValue,
WinNtSetMemoryAttributes,
0,
1,
4
},
{
@ -321,11 +322,18 @@ Returns:
if (TimerValue == NULL) {
return EFI_INVALID_PARAMETER;
}
//
// No timer supported
//
return EFI_UNSUPPORTED;
if (TimerIndex != 0) {
return EFI_INVALID_PARAMETER;
}
gWinNt->QueryPerformanceCounter (TimerValue);
if (TimerPeriod != NULL) {
*TimerPeriod = mTimerPeriod;
}
return EFI_SUCCESS;
}
@ -518,8 +526,19 @@ Returns:
--*/
{
EFI_STATUS Status;
EFI_STATUS Status;
UINT64 Frequency;
//
// Retrieve the frequency of the performance counter in Hz.
//
gWinNt->QueryPerformanceFrequency (&Frequency);
//
// Convert frequency in Hz to a clock period in femtoseconds.
//
mTimerPeriod = DivU64x64Remainder (1000000000000000, Frequency, NULL);
CpuUpdateSmbios ();
Status = gBS->InstallMultipleProtocolInterfaces (

3
Nt32Pkg/CpuRuntimeDxe/CpuDriver.h
View File

@ -1,6 +1,6 @@
/**@file
Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2011, 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
@ -39,6 +39,7 @@ Abstract:
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/PcdLib.h>
#include <Library/WinNtLib.h>
extern UINT8 CpuStrings[];

3
Nt32Pkg/CpuRuntimeDxe/CpuRuntimeDxe.inf
View File

@ -2,7 +2,7 @@
# Component description file for Cpu module.
#
# This CPU module abstracts the interrupt subsystem of a platform and the CPU-specific setjump-long pair.
# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
# Copyright (c) 2006 - 2011, 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
@ -48,6 +48,7 @@
UefiDriverEntryPoint
DebugLib
HiiLib
WinNtLib
[Protocols]
gEfiWinNtIoProtocolGuid # PROTOCOL_NOTIFY SOMETIMES_CONSUMED

20
Nt32Pkg/Include/Protocol/WinNtThunk.h
View File

@ -1,6 +1,6 @@
/**@file
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2011, 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
@ -1104,6 +1104,19 @@ BOOL
(WINAPI *WinNtFreeLibrary) (
HANDLE ModHandle
);
typedef
WINBASEAPI
BOOL
(WINAPI *WinNtQueryPerformanceCounter) (
LARGE_INTEGER *PerformanceCount
);
typedef
WINBASEAPI
BOOL
(WINAPI *WinNtQueryPerformanceFrequency) (
LARGE_INTEGER *Frequency
);
//
//
//
@ -1269,7 +1282,10 @@ typedef struct {
WinNtGetProcessHeap GetProcessHeap;
WinNtHeapAlloc HeapAlloc;
WinNtHeapFree HeapFree;
WinNtQueryPerformanceCounter QueryPerformanceCounter;
WinNtQueryPerformanceFrequency QueryPerformanceFrequency;
} EFI_WIN_NT_THUNK_PROTOCOL;
extern EFI_GUID gEfiWinNtThunkProtocolGuid;

6
Nt32Pkg/Sec/WinNtThunk.c
View File

@ -1,6 +1,6 @@
/**@file
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2011, 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
@ -176,7 +176,9 @@ EFI_WIN_NT_THUNK_PROTOCOL mWinNtThunkTable = {
DispatchMessage,
GetProcessHeap,
HeapAlloc,
HeapFree
HeapFree,
QueryPerformanceCounter,
QueryPerformanceFrequency
};
#pragma warning(default : 4996)