From 07341a33f2500cadd31ede356cac546c28e03ae5 Mon Sep 17 00:00:00 2001
From: jgong5 <jgong5@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 8 Feb 2010 02:12:47 +0000
Subject: =?UTF-8?q?Assume=20Tick=20value=201=20as=20the=20beginning=20time?=
 =?UTF-8?q?=20of=20boot.=20This=20is=20part=20of=20the=20fix=20of=20#20207?=
 =?UTF-8?q?5=20to=20make=20sure=20the=20usage=20model=20below=20doesn?=
 =?UTF-8?q?=E2=80=99t=20break:=20PERF=5FSTART=20(0,=20=E2=80=9CToken1?=
 =?UTF-8?q?=E2=80=9D,=20=E2=80=9CModule1=E2=80=9D,=201);=20PERF=5FEND=20(0?=
 =?UTF-8?q?,=20=E2=80=9CToken1=E2=80=9D,=20Module1=E2=80=9D,=200);?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9943 6f19259b-4bc3-4df7-8a09-765794883524
---
 IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'IntelFrameworkModulePkg')

diff --git a/IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c b/IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c
index 6bb60c1500..8f152a8e26 100644
--- a/IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c
+++ b/IntelFrameworkModulePkg/Library/GenericBdsLib/Performance.c
@@ -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);
-- 
cgit v1.2.3