/*      $NetBSD: cpu.h,v 1.88 2024/01/20 00:15:30 thorpej Exp $ */

/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1982, 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: Utah $Hdr: cpu.h 1.16 91/03/25$
*
*      @(#)cpu.h       7.7 (Berkeley) 6/27/91
*/

#ifndef _MACHINE_CPU_H_
#define _MACHINE_CPU_H_

#if defined(_KERNEL_OPT)
#include "opt_lockdebug.h"
#endif

/*
* Get common m68k CPU definitions.
*/
#include <m68k/cpu.h>

#if defined(_KERNEL)
/*
* The rest of this should probably be moved to ../amiga/amigacpu.h,
* although some of it could probably be put into generic 68k headers.
*/

/* values for machineid (happen to be AFF_* settings of AttnFlags) */
#define AMIGA_68020     (1L<<1)
#define AMIGA_68030     (1L<<2)
#define AMIGA_68040     (1L<<3)
#define AMIGA_68881     (1L<<4)
#define AMIGA_68882     (1L<<5)
#define AMIGA_FPU40     (1L<<6)
#define AMIGA_68060     (1L<<7)

extern int machineid;

/*
* Prototypes from amiga_init.c
*/
void    *alloc_z2mem(long);

/*
* Prototypes from autoconf.c
*/
int     is_a600(void);
int     is_a1200(void);
int     is_a3000(void);
int     is_a4000(void);
#ifdef DRACO
#define is_draco() ((machineid >> 24) == 0x7d ? (machineid >> 16) & 0xff : 0)
#endif

#ifdef DRACO
/*
* Prototypes from kbd.c
*/
void    drkbdintr(void);

/*
* Prototypes from drsc.c
*/
void    drsc_handler(void);
#endif

/*
* Prototypes from locore.s
*/
void    clearseg(vm_offset_t);
void    doboot(void) __attribute__((__noreturn__));
void    physcopyseg(vm_offset_t, vm_offset_t);
u_int   probeva(u_int, u_int);

/*
* Prototypes from machdep.c
*/
int     badaddr(void *);
int     badbaddr(void *);
void    bootsync(void);

/*
* Prototypes from pmap.c:
*/
void    pmap_bootstrap(vm_offset_t, vm_offset_t);

#endif /* _KERNEL */

/*
* Reorder protection when accessing device registers.
*/
#define amiga_membarrier()

/*
* Finish all bus operations and flush pipelines.
*/
#define amiga_cpu_sync() __asm volatile ("nop")

#endif /* !_MACHINE_CPU_H_ */