Implement QueryPerformanceCounter() for Emulator on both Unix and Windows.
Signed-off-by: Derek Lin <derek.l...@hpe.com>
Signed-off-by: Kitty Chen <kitty.c...@hpe.com>
---
EmulatorPkg/Unix/Host/EmuThunk.c | 6 ++++--
EmulatorPkg/Win/Host/WinThunk.c | 7 ++++++-
2 files changed, 10 insertions(+), 3 deletions(-)
diff --git a/EmulatorPkg/Unix/Host/EmuThunk.c b/EmulatorPkg/Unix/Host/EmuThunk.c
index 1e9dc99187..4fd7b3d093 100644
--- a/EmulatorPkg/Unix/Host/EmuThunk.c
+++ b/EmulatorPkg/Unix/Host/EmuThunk.c
@@ -274,8 +274,10 @@ QueryPerformanceCounter (
return (Start * sTimebaseInfo.numer) / sTimebaseInfo.denom;
#else
- // Need to figure out what to do for Linux?
- return 0;
+ int status;
+ struct timespec time;
+ status = clock_gettime(CLOCK_REALTIME, &time);
+ return time.tv_nsec;
#endif
}
diff --git a/EmulatorPkg/Win/Host/WinThunk.c b/EmulatorPkg/Win/Host/WinThunk.c
index a77be2a64b..a1f8870e27 100644
--- a/EmulatorPkg/Win/Host/WinThunk.c
+++ b/EmulatorPkg/Win/Host/WinThunk.c
@@ -447,7 +447,12 @@ SecQueryPerformanceCounter (
VOID
)
{
- return 0;
+ UINT64 PerformanceCount;
+
+ PerformanceCount = 0;
+ QueryPerformanceCounter ((LARGE_INTEGER *) &PerformanceCount);
+
+ return PerformanceCount;
}
--
2.20.1.windows.1
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