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62 lines
1.1 KiB
62 lines
1.1 KiB
/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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xxtimer.h
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Abstract:
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This module contains definitions used by the HAL's timer-related
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functions
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Author:
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Eric Nelson (enelson) July 7, 2000
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Revision History:
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--*/
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#ifndef __XXTIMER_H__
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#define __XXTIMER_H__
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typedef
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ULONG
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(*PSTE_ROUTINE)( // (S)et (T)ime (I)ncrement
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IN ULONG DesiredIncrement
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);
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typedef
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VOID
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(*PSEP_ROUTINE)( // (S)tall (E)xecution (P)rocessor
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IN ULONG Microseconds
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);
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typedef
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VOID
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(*PCPC_ROUTINE)( // (C)alibrate (P)erformance (C)ounter
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IN LONG volatile *Number,
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IN ULONGLONG NewCount
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);
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typedef
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LARGE_INTEGER
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(*PQPC_ROUTINE)( // (Q)uery (P)erformance (C)ounter
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OUT PLARGE_INTEGER PerformanceFrequency OPTIONAL
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);
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typedef struct _TIMER_FUNCTIONS {
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PSEP_ROUTINE StallExecProc;
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PCPC_ROUTINE CalibratePerfCount;
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PQPC_ROUTINE QueryPerfCount;
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PSTE_ROUTINE SetTimeIncrement;
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} TIMER_FUNCTIONS, *PTIMER_FUNCTIONS;
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VOID
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HalpSetTimerFunctions(
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IN PTIMER_FUNCTIONS TimerFunctions
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);
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#endif // __XXTIMER_H__
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