OcCpuInternals.h

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#ifndef OC_CPU_INTERNALS_H
#define OC_CPU_INTERNALS_H
 
#include <Library/OcCpuLib.h>
 
//
// Tolerance within which we consider two frequency values to be roughly
// equivalent.
//
#define OC_CPU_FREQUENCY_TOLERANCE  50000000LL// 50 Mhz
 
typedef struct {
  UINT64             Tsc;
  volatile UINT32    CurrentCount;
  UINT32             APThreadCount;
} OC_CPU_TSC_SYNC;
 
UINT32
EFIAPI
AsmReadIntelMicrocodeRevision (
  VOID
  );
 
VOID
EFIAPI
AsmMeasureTicks (
  IN  UINT32  AcpiTicksDuration,
  IN  UINT16  TimerAddr,
  OUT UINT32  *AcpiTicksDelta,
  OUT UINT64  *TscTicksDelta
  );
 
UINT8
InternalDetectAppleMajorType (
  IN  CONST CHAR8  *BrandString
  );
 
UINT16
InternalDetectAppleProcessorType (
  IN UINT8    Model,
  IN UINT8    Stepping,
  IN UINT8    AppleMajorType,
  IN UINT16   CoreCount,
  IN BOOLEAN  Is64Bit
  );
 
OC_CPU_GENERATION
InternalDetectIntelProcessorGeneration (
  IN  OC_CPU_INFO  *CpuInfo
  );
 
UINTN
InternalGetPmTimerAddr (
  OUT CONST CHAR8  **Type  OPTIONAL
  );
 
UINT64
InternalCalculateTSCFromPMTimer (
  IN BOOLEAN  Recalculate
  );
 
UINT64
InternalCalculateTSCFromApplePlatformInfo (
  OUT  UINT64   *FSBFrequency  OPTIONAL,
  IN   BOOLEAN  Recalculate
  );
 
UINT64
InternalCalculateARTFrequencyIntel (
  OUT UINT64   *CPUFrequency,
  OUT UINT64   *TscAdjustPtr OPTIONAL,
  IN  BOOLEAN  Recalculate
  );
 
UINT64
InternalCalculateVMTFrequency (
  OUT UINT64   *FSBFrequency     OPTIONAL,
  OUT BOOLEAN  *UnderHypervisor  OPTIONAL
  );
 
UINT64
InternalConvertAppleFSBToTSCFrequency (
  IN  UINT64  FSBFrequency
  );
 
UINT32
EFIAPI
AsmIncrementUint32 (
  IN volatile UINT32  *Value
  );
 
#endif // OC_CPU_INTERNALS_H