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/*
* Creation Date: <2001/01/31 21:02:05 samuel>
* Time-stamp: <2001/06/21 18:05:55 samuel>
*
* <molcpu.h>
*
*
*
* Copyright (C) 2001 Samuel Rydh (samuel@ibrium.se)
*
* 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
*
*/
#ifndef _H_MOLCPU
#define _H_MOLCPU
#include "wrapper.h"
extern ulong g_session_magic;
/* Exports from mainloop.c and molcpu.c */
/* init / cleanup */
extern void mainloop_init( void );
extern void mainloop_cleanup( void );
extern void mainloop_start( void );
extern void molcpu_init( void );
extern void molcpu_cleanup( void );
/* Emulation support */
extern void irq_exception( void );
extern void dec_exception( void );
/* interrupt emulation plays a central role in MOL */
extern void interrupt_emulation();
/* flow control, mostly for the debugger */
extern void stop_emulation( void );
extern void resume_emulation( void );
extern void quit_emulation( void );
extern void save_session( void );
/* Debugger support */
extern void set_break_flag( int flag );
extern void clear_break_flag( int flag );
/* For mmu_cmds */
extern void soft_trap( int trap_num );
/* In a few cases we need to know whether the *physical* processor is a 601 or not */
static inline int not_a_601( void ) {
static int cached=-1;
if( cached < 0 ) {
ulong pvr;
_get_pvr(&pvr);
cached = !((pvr >> 16) == 1);
}
return cached;
}
#define is_a_601() (!not_a_601())
extern struct mac_regs *mregs;
#endif /* _H_CPU_CONTROL */
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