180 lines
2.6 KiB
C
180 lines
2.6 KiB
C
/*++ BUILD Version: 0003 // Increment this if a change has global effects
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Copyright (c) 1991 Microsoft Corporation
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Module Name:
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halp.h
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Abstract:
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This header file defines the private Hardware Architecture Layer (HAL)
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interfaces.
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Author:
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David N. Cutler (davec) 25-Apr-1991
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Revision History:
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--*/
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#ifndef _HALP_
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#define _HALP_
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#include "nthal.h"
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#include "dtidef.h"
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#include "hal.h"
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#include "jxhalp.h"
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#include "xm86.h"
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#include "x86new.h"
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//
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// Define function prototypes.
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//
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ULONG
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HalpAllocateTbEntry (
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VOID
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);
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PADAPTER_OBJECT
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HalpAllocateAdapter(
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IN ULONG MapRegistersPerChannel,
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IN PVOID AdapterBaseVa,
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IN PVOID ChannelNumber
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);
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ULONG
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HalpAllocPhysicalMemory(
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IN PLOADER_PARAMETER_BLOCK LoaderBlock,
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IN ULONG MaxPhysicalAddress,
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IN ULONG NoPages,
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IN BOOLEAN bAlignOn64k
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);
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VOID
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HalpFreeTbEntry (
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VOID
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);
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BOOLEAN
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HalpCalibrateStall (
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VOID
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);
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VOID
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HalpClockInterrupt (
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VOID
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);
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BOOLEAN
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HalpCreateDmaStructures (
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VOID
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);
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BOOLEAN
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HalpDmaDispatch(
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IN PKINTERRUPT Interrupt,
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IN PVOID ServiceContext
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);
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BOOLEAN
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HalpGrowMapBuffers(
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PADAPTER_OBJECT AdapterObject,
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ULONG Amount
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);
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BOOLEAN
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HalpInitializeDisplay (
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IN PLOADER_PARAMETER_BLOCK LoaderBlock
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);
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BOOLEAN
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HalpInitializeInterrupts (
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VOID
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);
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BOOLEAN
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HalpMapFixedTbEntries (
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VOID
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);
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BOOLEAN
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HalpMapIoSpace (
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VOID
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);
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VOID
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HalpProfileInterrupt (
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VOID
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);
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#if defined(R4000)
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ULONG
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HalpReadCountRegister (
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VOID
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);
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ULONG
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HalpWriteCompareRegisterAndClear (
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IN ULONG Value
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);
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#endif
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VOID
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HalpStallInterrupt (
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VOID
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);
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VOID HalpInitializeX86DisplayAdapter(
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VOID
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);
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VOID HalpResetX86DisplayAdapter(
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VOID
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);
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VOID
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HalpPurgeSecondaryCachePage (
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IN PVOID BaseAddress,
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IN ULONG Length
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);
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VOID HalpProgramIntervalTimer(
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IN ULONG IntervalCount
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);
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#define HALP_IS_PHYSICAL_ADDRESS(Va) \
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((((ULONG)Va >= KSEG0_BASE) && ((ULONG)Va < KSEG1_BASE)) ? TRUE : FALSE)
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//
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// Define external references.
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//
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extern PHAL_RESET_DISPLAY_PARAMETERS HalpResetDisplayParameters;
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extern ULONG HalpCurrentTimeIncrement;
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extern ULONG HalpNextIntervalCount;
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extern ULONG HalpNextTimeIncrement;
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extern ULONG HalpNewTimeIncrement;
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extern ULONG HalpProfileCountRate;
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extern PADAPTER_OBJECT MasterAdapterObject;
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extern BOOLEAN LessThan16Mb;
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//
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// Map buffer prameters. These are initialized in HalInitSystem
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//
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extern PHYSICAL_ADDRESS HalpMapBufferPhysicalAddress;
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extern ULONG HalpMapBufferSize;
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extern ULONG HalpBusType;
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#endif // _HALP_
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