diff options
Diffstat (limited to 'Nt32Pkg')
| -rw-r--r-- | Nt32Pkg/CpuRuntimeDxe/Cpu.c | 35 | ||||
| -rw-r--r-- | Nt32Pkg/CpuRuntimeDxe/CpuDriver.h | 3 | ||||
| -rw-r--r-- | Nt32Pkg/CpuRuntimeDxe/CpuRuntimeDxe.inf | 3 | ||||
| -rw-r--r-- | Nt32Pkg/Include/Protocol/WinNtThunk.h | 20 | ||||
| -rw-r--r-- | Nt32Pkg/Sec/WinNtThunk.c | 6 |
5 files changed, 53 insertions, 14 deletions
diff --git a/Nt32Pkg/CpuRuntimeDxe/Cpu.c b/Nt32Pkg/CpuRuntimeDxe/Cpu.c index c2646e8808..bcce412a33 100644 --- a/Nt32Pkg/CpuRuntimeDxe/Cpu.c +++ b/Nt32Pkg/CpuRuntimeDxe/Cpu.c @@ -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 (
diff --git a/Nt32Pkg/CpuRuntimeDxe/CpuDriver.h b/Nt32Pkg/CpuRuntimeDxe/CpuDriver.h index b98497d13e..5c0eaeb520 100644 --- a/Nt32Pkg/CpuRuntimeDxe/CpuDriver.h +++ b/Nt32Pkg/CpuRuntimeDxe/CpuDriver.h @@ -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[];
diff --git a/Nt32Pkg/CpuRuntimeDxe/CpuRuntimeDxe.inf b/Nt32Pkg/CpuRuntimeDxe/CpuRuntimeDxe.inf index 41d2b23b03..851002077a 100644 --- a/Nt32Pkg/CpuRuntimeDxe/CpuRuntimeDxe.inf +++ b/Nt32Pkg/CpuRuntimeDxe/CpuRuntimeDxe.inf @@ -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
diff --git a/Nt32Pkg/Include/Protocol/WinNtThunk.h b/Nt32Pkg/Include/Protocol/WinNtThunk.h index 5a5d8290d2..fd7defd2fd 100644 --- a/Nt32Pkg/Include/Protocol/WinNtThunk.h +++ b/Nt32Pkg/Include/Protocol/WinNtThunk.h @@ -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;
diff --git a/Nt32Pkg/Sec/WinNtThunk.c b/Nt32Pkg/Sec/WinNtThunk.c index e4589cbfc7..9ab380c205 100644 --- a/Nt32Pkg/Sec/WinNtThunk.c +++ b/Nt32Pkg/Sec/WinNtThunk.c @@ -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)
|