mpw/cpu/CpuModule.c

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/* @(#) $Id: CpuModule.c,v 1.7 2012-08-12 16:51:02 peschau Exp $ */
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/*=========================================================================*/
/* Fellow */
/* Initialization of 68000 core */
/* */
/* Author: Petter Schau */
/* */
/* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc. */
/* */
/* This program is free software; you can redistribute it and/or modify */
/* it under the terms of the GNU General Public License as published by */
/* the Free Software Foundation; either version 2, or (at your option) */
/* any later version. */
/* */
/* This program is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
/* GNU General Public License for more details. */
/* */
/* You should have received a copy of the GNU General Public License */
/* along with this program; if not, write to the Free Software Foundation, */
/* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*=========================================================================*/
#include "defs.h"
#include "CpuModule.h"
#include "CpuModule_Memory.h"
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#include "CpuModule_Internal.h"
void cpuClearEverything(void)
{
ULO i,j;
for (j = 0; j < 2; j++)
for (i = 0; i < 8; i++)
cpuSetReg(j, i, 0);
cpuSetUspDirect(0);
cpuSetSspDirect(0);
cpuSetMspDirect(0);
cpuSetPC(0);
cpuClearPrefetch();
cpuSetVbr(0);
cpuSetSR(0);
cpuSetCacr(0);
cpuSetCaar(0);
cpuSetSfc(0);
cpuSetDfc(0);
cpuSetIrqLevel(0);
cpuSetRaiseInterrupt(FALSE);
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cpuSetStop(FALSE);
cpuSetInstructionTime(0);
cpuSetOriginalPC(0);
cpuSetInitialPC(0);
cpuSetInitialSP(0);
cpuSetModel(0, 0); // Also sets model-mask
cpuSetCheckPendingInterruptsFunc(NULL);
#ifdef CPU_INSTRUCTION_LOGGING
cpuSetCurrentOpcode(0);
cpuSetInstructionLoggingFunc(NULL);
cpuSetExceptionLoggingFunc(NULL);
cpuSetInterruptLoggingFunc(NULL);
#endif
cpuSetMidInstructionExceptionFunc(NULL);
cpuSetResetExceptionFunc(NULL);
}
void cpuHardReset(void)
{
cpuThrowResetException();
cpuSetRaiseInterrupt(FALSE);
}
void cpuStartup(void)
{
cpuClearEverything();
}