The timer notify function should be called with timer period, not the
value read from timer register.
Signed-off-by: Tuan Phan <tp...@ventanamicro.com>
---
UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c
b/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c
index 358057e7c6a4..30e48061cd06 100644
--- a/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c
+++ b/UefiCpuPkg/CpuTimerDxeRiscV64/Timer.c
@@ -9,6 +9,7 @@
#include <Library/BaseLib.h>
#include <Library/BaseRiscVSbiLib.h>
+#include <Library/UefiLib.h>
#include "Timer.h"
//
@@ -71,7 +72,12 @@ TimerInterruptHandler (
// time to increment slower. So when we take an interrupt,
// account for the actual time passed.
//
- mTimerNotifyFunction (PeriodStart - mLastPeriodStart);
+ mTimerNotifyFunction (
+ DivU64x32 (
+ EFI_TIMER_PERIOD_SECONDS (PeriodStart - mLastPeriodStart),
+ PcdGet64 (PcdCpuCoreCrystalClockFrequency)
+ )
+ );
}
if (mTimerPeriod == 0) {
--
2.25.1
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