/*++
Copyright (c) 1990  Microsoft Corporation

Module Name:
    kdpcpu.h

Abstract:
    Machine specific kernel debugger data types and constants

Author:
    Mark Lucovsky (markl) 29-Aug-1990
    Joe Notarangelo       24-June-1992  (ALPHA version)
*/

#ifndef _KDPCPU_
#define _KDPCPU_

#include "alphaops.h"

// Define KD private PCR routines.

// Using the following private KD routines allows the kernel debugger to step over breakpoints in modules that call the standard PCR routines.

PKPCR KdpGetPcr();
ULONG KdpReadInternalProcessorState(PVOID, ULONG);
ULONG KdpReadInternalProcessorCounters(PVOID, ULONG);
VOID KdpReadIoSpaceExtended (IN PDBGKD_MANIPULATE_STATE m, IN PSTRING AdditionalData, IN PCONTEXT Context);
VOID KdpWriteIoSpaceExtended (IN PDBGKD_MANIPULATE_STATE m, IN PSTRING AdditionalData, IN PCONTEXT Context);

struct _KPRCB * KdpGetCurrentPrcb();
struct _KTHREAD * KdpGetCurrentThread();

// Redefine the standard PCR routines
#undef KiPcr
#define KiPcr KdpGetPcr()

#undef KeGetPcr
#undef KeGetCurrentPrcb
#undef KeGetCurrentThread
#undef KeIsExecutingDpc
#define KeGetPcr() KdpGetPcr()
#define KeGetCurrentPrcb() KdpGetCurrentPrcb()
#define KeGetCurrentThread() KdpGetCurrentThread()

// Define TYPES
#define KDP_BREAKPOINT_TYPE  ULONG

// longword aligned
#define KDP_BREAKPOINT_ALIGN 3

// actual instruction is "call_pal kbpt"
#define KDP_BREAKPOINT_VALUE KBPT_FUNC

#endif // _KDPCPU_