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Assume Tick value 1 as the beginning time of boot. 

This is part of the fix of #202075 to make sure the usage model below doesn’t break:
PERF_START (0, “Token1”, “Module1”, 1);
PERF_END (0, “Token1”, Module1”, 0);


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9943 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jgong5 2010-02-08 02:12:47 +00:00
parent 85e385f42b
commit 07341a33f2
1 changed files with 12 additions and 0 deletions
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12
IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c
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@ -263,6 +263,12 @@ WriteBootToOsPerformanceData (
}
EntryIndex++;
if ((Handle == Handles[Index]) && (EndTicker != 0)) {
if (StartTicker == 1) {
StartTicker = StartValue;
}
if (EndTicker == 1) {
EndTicker = StartValue;
}
Ticker += CountUp ? (EndTicker - StartTicker) : (StartTicker - EndTicker);
}
}
@ -303,6 +309,12 @@ WriteBootToOsPerformanceData (
ZeroMem (&mPerfData, sizeof (PERF_DATA));
AsciiStrnCpy (mPerfData.Token, Token, PERF_TOKEN_LENGTH);
if (StartTicker == 1) {
StartTicker = StartValue;
}
if (EndTicker == 1) {
EndTicker = StartValue;
}
Ticker = CountUp ? (EndTicker - StartTicker) : (StartTicker - EndTicker);
mPerfData.Duration = (UINT32) DivU64x32 (Ticker, (UINT32) Freq);