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EmulatorPkg WinThunk: Use Win32 API to get Performance Frequency and Count

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Then we can use correct TimerLib in another code,
such as dpDynamicCommand(PerformanceLib).

These API are from profileapi.h header and can refer to the link:
https://learn.microsoft.com/en-us/windows/win32/api/profileapi/

Signed-off-by: Yang Gang <yanggang@byosoft.com.cn>
This commit is contained in:
Yang Gang 2024-09-19 16:12:20 +08:00 committed by mergify[bot]
parent e12a8d83fa
commit 3299c36ba1
1 changed files with 15 additions and 4 deletions
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19
EmulatorPkg/Win/Host/WinThunk.c
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@ -5,7 +5,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
Module Name: Module Name:
WinNtThunk.c WinThunk.c
Abstract: Abstract:
@ -29,6 +29,8 @@ STATIC DWORD mOldStdInMode;
STATIC DWORD mOldStdOutMode; STATIC DWORD mOldStdOutMode;
#endif #endif
STATIC UINT64 mPerformanceFrequency = 0;
UINTN UINTN
SecWriteStdErr ( SecWriteStdErr (
IN UINT8 *Buffer, IN UINT8 *Buffer,
@ -451,8 +453,13 @@ SecQueryPerformanceFrequency (
VOID VOID
) )
{ {
// Hard code to nanoseconds if (mPerformanceFrequency) {
return 1000000000ULL; return mPerformanceFrequency;
}
QueryPerformanceFrequency ((LARGE_INTEGER *)&mPerformanceFrequency);
return mPerformanceFrequency;
} }
UINT64 UINT64
@ -460,7 +467,11 @@ SecQueryPerformanceCounter (
VOID VOID
) )
{ {
return 0; UINT64 PerformanceCount;
QueryPerformanceCounter ((LARGE_INTEGER *)&PerformanceCount);
return PerformanceCount;
} }
VOID VOID