/*  Copyright 2007 Guillaume Duhamel

    This file is part of Yabause.

    Yabause 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 of the License, or
    (at your option) any later version.

    Yabause 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 Yabause; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#ifndef M68KCORE_H
#define M68KCORE_H

#include "core.h"

#define M68KCORE_DEFAULT -1
#define M68KCORE_DUMMY    0
#define M68KCORE_C68K     1

typedef u32 FASTCALL M68K_READ(const u32 adr);
typedef void FASTCALL M68K_WRITE(const u32 adr, u32 data);

typedef struct {
	int id;
	const char *Name;

	void (*Init)(void);
	void (*DeInit)(void);
	void (*Reset)(void);

	s32  FASTCALL (*Exec)(s32 cycle);

	u32 (*GetDReg)(u32 num);
	u32 (*GetAReg)(u32 num);
	u32 (*GetPC)(void);
	u32 (*GetSR)(void);
	u32 (*GetUSP)(void);
	u32 (*GetMSP)(void);

	void (*SetDReg)(u32 num, u32 val);
	void (*SetAReg)(u32 num, u32 val);
	void (*SetPC)(u32 val);
	void (*SetSR)(u32 val);
	void (*SetUSP)(u32 val);
	void (*SetMSP)(u32 val);

	void (*SetFetch)(u32 low_adr, u32 high_adr, pointer fetch_adr);
	void FASTCALL (*SetIRQ)(s32 level);

	void (*SetReadB)(M68K_READ *Func);
	void (*SetReadW)(M68K_READ *Func);
	void (*SetWriteB)(M68K_WRITE *Func);
	void (*SetWriteW)(M68K_WRITE *Func);
} M68K_struct;

extern M68K_struct * M68K;

int M68KInit(int coreid);

extern M68K_struct M68KDummy;
extern M68K_struct M68KC68K;

#endif