mirror of
https://github.com/ksherlock/mpw.git
synced 2024-11-28 08:49:20 +00:00
81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/* @(#) $Id: CpuModule.c,v 1.7 2012/08/12 16:51:02 peschau Exp $ */
|
|
/*=========================================================================*/
|
|
/* 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 "fellow.h"
|
|
#include "fmem.h"
|
|
#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);
|
|
cpuSetIrqAddress(0);
|
|
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();
|
|
}
|