diff options
| -rw-r--r-- | PcAtChipsetPkg/Library/AcpiTimerLib/DxeStandaloneMmAcpiTimerLib.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/PcAtChipsetPkg/Library/AcpiTimerLib/DxeStandaloneMmAcpiTimerLib.c b/PcAtChipsetPkg/Library/AcpiTimerLib/DxeStandaloneMmAcpiTimerLib.c index 16ac48938f..ccb43a283e 100644 --- a/PcAtChipsetPkg/Library/AcpiTimerLib/DxeStandaloneMmAcpiTimerLib.c +++ b/PcAtChipsetPkg/Library/AcpiTimerLib/DxeStandaloneMmAcpiTimerLib.c @@ -1,7 +1,7 @@ /** @file
ACPI Timer implements one instance of Timer Library.
- Copyright (c) 2013 - 2018, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2013 - 2023, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -11,6 +11,11 @@ #include <Library/BaseLib.h>
#include <Library/HobLib.h>
+//
+// Cached performance counter frequency
+//
+static UINT64 mAcpiTimerLibTscFrequency = 0;
+
extern GUID mFrequencyHobGuid;
/**
@@ -48,11 +53,6 @@ InternalCalculateTscFrequency ( VOID
);
-//
-// Cached performance counter frequency
-//
-UINT64 mPerformanceCounterFrequency = 0;
-
/**
Internal function to retrieves the 64-bit frequency in Hz.
@@ -66,7 +66,7 @@ InternalGetPerformanceCounterFrequency ( VOID
)
{
- return mPerformanceCounterFrequency;
+ return mAcpiTimerLibTscFrequency;
}
/**
@@ -92,9 +92,9 @@ CommonAcpiTimerLibConstructor ( //
GuidHob = GetFirstGuidHob (&mFrequencyHobGuid);
if (GuidHob != NULL) {
- mPerformanceCounterFrequency = *(UINT64 *)GET_GUID_HOB_DATA (GuidHob);
+ mAcpiTimerLibTscFrequency = *(UINT64 *)GET_GUID_HOB_DATA (GuidHob);
} else {
- mPerformanceCounterFrequency = InternalCalculateTscFrequency ();
+ mAcpiTimerLibTscFrequency = InternalCalculateTscFrequency ();
}
return EFI_SUCCESS;
|