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start timer at initialization

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2377 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
tgingold
2007-02-13 02:16:12 +00:00
parent 8ba2f4413a
commit 48f4262a80
2 changed files with 25 additions and 19 deletions
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24
EdkUnixPkg/Dxe/UnixThunk/Chipset/Timer/Timer.c
View File

@ -48,12 +48,8 @@ EFI_TIMER_NOTIFY mTimerNotifyFunction = NULL;
// //
// The current period of the timer interrupt // The current period of the timer interrupt
// //
UINT64 mTimerPeriod; UINT64 mTimerPeriodMs;
//
// The timer value from the last timer interrupt
//
UINT32 mNtLastTick;
VOID VOID
TimerCallback (UINT64 DeltaMs) TimerCallback (UINT64 DeltaMs)
@ -83,6 +79,7 @@ Returns:
OriginalTPL = gBS->RaiseTPL (EFI_TPL_HIGH_LEVEL); OriginalTPL = gBS->RaiseTPL (EFI_TPL_HIGH_LEVEL);
if (OriginalTPL < EFI_TPL_HIGH_LEVEL) {
CallbackFunction = mTimerNotifyFunction; CallbackFunction = mTimerNotifyFunction;
// //
@ -92,6 +89,7 @@ Returns:
if (CallbackFunction != NULL) { if (CallbackFunction != NULL) {
CallbackFunction ((UINT64) (DeltaMs * 10000)); CallbackFunction ((UINT64) (DeltaMs * 10000));
} }
}
gBS->RestoreTPL (OriginalTPL); gBS->RestoreTPL (OriginalTPL);
@ -161,7 +159,7 @@ Returns:
gUnix->SetTimer (0, TimerCallback); gUnix->SetTimer (0, TimerCallback);
} else if (mTimerNotifyFunction == NULL) { } else if (mTimerNotifyFunction == NULL) {
/* Enable Timer. */ /* Enable Timer. */
gUnix->SetTimer (mTimerPeriod * 10, TimerCallback); gUnix->SetTimer (mTimerPeriodMs, TimerCallback);
} }
mTimerNotifyFunction = NotifyFunction; mTimerNotifyFunction = NotifyFunction;
@ -219,9 +217,9 @@ Returns:
if (TimerPeriod == 0 if (TimerPeriod == 0
|| ((TimerPeriod > TIMER_MINIMUM_VALUE) || ((TimerPeriod > TIMER_MINIMUM_VALUE)
&& (TimerPeriod < TIMER_MAXIMUM_VALUE))) { && (TimerPeriod < TIMER_MAXIMUM_VALUE))) {
mTimerPeriod = TimerPeriod; mTimerPeriodMs = DivU64x32 (TimerPeriod + 5000, 10000);
gUnix->SetTimer (TimerPeriod * 10, TimerCallback); gUnix->SetTimer (mTimerPeriodMs, TimerCallback);
} }
return EFI_SUCCESS; return EFI_SUCCESS;
@ -261,7 +259,7 @@ Returns:
return EFI_INVALID_PARAMETER; return EFI_INVALID_PARAMETER;
} }
*TimerPeriod = mTimerPeriod; *TimerPeriod = mTimerPeriodMs * 10000;
return EFI_SUCCESS; return EFI_SUCCESS;
} }
@ -354,5 +352,13 @@ Returns:
return Status; return Status;
} }
//
// Start the timer thread at the default timer period
//
Status = mTimer.SetTimerPeriod (&mTimer, DEFAULT_TIMER_TICK_DURATION);
if (EFI_ERROR (Status)) {
return Status;
}
return EFI_SUCCESS; return EFI_SUCCESS;
} }

4
EdkUnixPkg/Dxe/UnixThunk/Chipset/Timer/Timer.h
View File

@ -34,9 +34,9 @@ Abstract:
#define TIMER_MAXIMUM_VALUE (0x100000000ULL - 1) #define TIMER_MAXIMUM_VALUE (0x100000000ULL - 1)
// //
// Default timer value in 100 ns units (10 ms) // Default timer value in 100 ns units (50 ms)
// //
#define DEFAULT_TIMER_TICK_DURATION 100000 #define DEFAULT_TIMER_TICK_DURATION 500000
// //
// Function Prototypes // Function Prototypes