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| author | bxing <bxing@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-08-22 01:36:09 +0000 |
|---|---|---|
| committer | bxing <bxing@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-08-22 01:36:09 +0000 |
| commit | ddc316e240ca02f352c253481ec0c10684057add (patch) | |
| tree | e556f51047ee4dcbd923623676a9eb790b6da070 /MdePkg | |
| parent | dbf5dd75da639461456ce96ea48c0f73a1d071cc (diff) | |
| download | edk2-ddc316e240ca02f352c253481ec0c10684057add.zip edk2-ddc316e240ca02f352c253481ec0c10684057add.tar.gz edk2-ddc316e240ca02f352c253481ec0c10684057add.tar.bz2 | |
Changed GetPerformanceCounter() to use the most efficient mean to unsigned extend an UINT32 value.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1343 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Library/BaseTimerLibLocalApic/x86TimerLib.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/MdePkg/Library/BaseTimerLibLocalApic/x86TimerLib.c b/MdePkg/Library/BaseTimerLibLocalApic/x86TimerLib.c index fe18878..dd240d8 100644 --- a/MdePkg/Library/BaseTimerLibLocalApic/x86TimerLib.c +++ b/MdePkg/Library/BaseTimerLibLocalApic/x86TimerLib.c @@ -210,8 +210,7 @@ GetPerformanceCounter ( VOID
)
{
- volatile static UINT64 Mask = 0xffffffff;
- return InternalX86GetTimerTick (InternalX86GetApicBase ()) & Mask;
+ return (UINT32)InternalX86GetTimerTick (InternalX86GetApicBase ());
}
/**
|