/*      $NetBSD: hp300spu.h,v 1.17 2024/05/13 00:08:49 msaitoh Exp $    */

/*-
* Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/

#ifndef _HP300_HP300SPU_H_
#define _HP300_HP300SPU_H_

/*
* This file describes various constants that describe and/or
* are unique to the HP 9000/300 or 400 SPUs.
*/

/* values for machineid */
#define HP_320          0       /* 16MHz 68020+HP MMU+16K external cache */
#define HP_330          1       /* 16MHz 68020+68851 MMU */
#define HP_350          2       /* 25MHz 68020+HP MMU+32K external cache */
#define HP_360          3       /* 25MHz 68030 */
#define HP_370          4       /* 33MHz 68030+64K external cache */
#define HP_340          5       /* 16MHz 68030 */
#define HP_345          6       /* 50MHz 68030+32K external cache */
#define HP_375          7       /* 50MHz 68030+32K external cache */
#define HP_400          8       /* 50MHz 68030+32K external cache */
#define HP_380          9       /* 25MHz 68040 */
#define HP_425          10      /* 25MHz 68040 */
#define HP_433          11      /* 33MHz 68040 */
#define HP_385          12      /* 33MHz 68040 */
#define HP_362          13      /* 25MHz 68030 */
#define HP_382          14      /* 25MHz 68040 */

/* values for mmuid - used to differentiate similar CPU/cache combos */
#define MMUID_345       1       /* 345 */
#define MMUID_375       3       /* 375 */
#define MMUID_382       11      /* 382 */
#define MMUID_385       2       /* 385 */
#define MMUID_425_T     5       /* 425t - 25MHz Trailways */
#define MMUID_425_S     7       /* 425s - 25MHz Strider */
#define MMUID_433_T     4       /* 433t - 33MHz Trailways */
#define MMUID_433_S     6       /* 433s - 33MHz Strider */
#define MMUID_425_E     9       /* 425e - 25MHz Woody */

#define MMUID_SHIFT     8       /* left shift by this... */
#define MMUID_MASK      0xff    /* ...and mask with this to get mmuid */

#if defined (_KERNEL) && !defined(_LOCORE)
extern  int machineid;          /* CPU model */
extern  int cpuspeed;           /* CPU speed, in MHz */
extern  int mmuid;              /* MMU id */
#endif /* _KERNEL && ! _LOCORE */

#ifdef _KERNEL

/*
* This section associates hp300 model configurations with certain
* combinations of CPU, MMU, and cache.
*/

/*
* Pull in user-defined SPU configuration options.
*/
#if defined(_KERNEL_OPT)
#include "opt_spuconf.h"
#include "opt_m68k_arch.h"
#endif

/*
* Cache configuration.
*/
#if defined(M68K_MMU_HP)
#define CACHE_HAVE_VAC
#define M68K_VAC
#endif

#if defined(HP345) || defined(HP370) || defined(HP375) || defined(HP400)
#define CACHE_HAVE_PAC
#endif

#endif /* _KERNEL */

#endif /* _HP300_HP300SPU_H_ */