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ibus_pmax.c revision 1.2 
      1 /* $NetBSD: ibus_pmax.c,v 1.2 1999/11/15 09:50:31 nisimura Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1998 Jonathan Stone.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Jonathan Stone for
     17  *      the NetBSD Project.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 #include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
     34 
     35 __KERNEL_RCSID(0, "$NetBSD: ibus_pmax.c,v 1.2 1999/11/15 09:50:31 nisimura Exp $");
     36 
     37 #include <sys/param.h>
     38 #include <sys/systm.h>
     39 #include <sys/device.h>
     40 
     41 #include <machine/cpu.h>
     42 #include <machine/intr.h>
     43 #include <pmax/ibus/ibusvar.h>
     44 #include <machine/autoconf.h>
     45 #include <pmax/pmax/kn01.h>
     46 #include <pmax/pmax/pmaxtype.h>
     47 
     48 
     49 static int  ibus_pmax_match __P((struct device *, struct cfdata *, void *));
     50 static void ibus_pmax_attach __P((struct device *, struct device *, void *));
     51 
     52 struct cfattach ibus_pmax_ca = {
     53 	sizeof(struct ibus_softc), ibus_pmax_match, ibus_pmax_attach
     54 };
     55 
     56 extern void dec_3100_intr_establish __P((void * cookie, int level,
     57 			 int (*handler) __P((void *)), void * arg));
     58 extern void dec_3100_intr_disestablish __P((struct ibus_attach_args *ia));
     59 
     60 extern void dec_5100_intr_establish __P((struct device *, void *,
     61 		int, int (*)(void *), void *));
     62 extern void dec_5100_intr_disestablish __P((struct device *, void *));
     63 
     64 #define KV(x) MIPS_PHYS_TO_KSEG1(x)
     65 
     66 static struct ibus_attach_args kn01_devs[] = {
     67 	/* name     cookie   addr			  */
     68 	{ "pm",		0, KV(KN01_PHYS_FBUF_START)	},
     69 	{ "dc",  	1, KV(KN01_SYS_DZ)		},
     70 	{ "lance", 	2, KV(KN01_SYS_LANCE)		},
     71 	{ "sii",	3, KV(KN01_SYS_SII)		},
     72 	{ "mc146818",	4, KV(KN01_SYS_CLOCK)		},
     73 #ifdef notyet
     74 	{ "dc",  	5, KV(0x15000000),		},
     75 	{ "dc",  	6, KV(0x15200000),		},
     76 	/*
     77 	 * XXX Ultrix configures at 0x86400400. the first 0x400 byte are
     78 	 * used for NVRAM state??
     79 	 */
     80 	{ "nvram",	7, KV(0x86400000),		},
     81 #endif
     82 };
     83 
     84 static int ibus_attached;
     85 
     86 int
     87 ibus_pmax_match(parent, cfdata, aux)
     88         struct device *parent;
     89         struct cfdata *cfdata;
     90 	void *aux;
     91 {
     92 	struct mainbus_attach_args *ma = aux;
     93 
     94 	if (ibus_attached)
     95 		return 0;
     96 	if (systype != DS_PMAX || systype != DS_MIPSMATE)
     97 		return 0;
     98 	if (strcmp(ma->ma_name, "baseboard") != 0)
     99 		return 0;
    100 
    101 	return 1;
    102 }
    103 
    104 void
    105 ibus_pmax_attach(parent, self, aux)
    106         struct device *parent, *self;
    107         void *aux;
    108 {
    109 	struct ibus_dev_attach_args ida;
    110 
    111 	ibus_attached = 1;
    112 
    113 	ida.ida_busname = "ibus";
    114 	ida.ida_devs = kn01_devs;
    115 	ida.ida_ndevs = sizeof(kn01_devs) / sizeof(kn01_devs[0]);
    116 	switch (systype) {
    117 #ifdef DEC_3100
    118 	case DS_PMAX:
    119 		ida.ida_establish = dec_3100_intr_establish;
    120 		ida.ida_disestablish = dec_3100_intr_disestablish;
    121 		break;
    122 #endif
    123 #ifdef DEC_5100
    124 	case DS_MIPSMATE:
    125 		ida.ida_establish = dec_5100_intr_establish;
    126 		ida.ida_disestablish = dec_5100_intr_disestablish;
    127 		break;
    128 #endif
    129 	default:
    130 		panic("ibus device not configured: systype = %d", systype);
    131 	}
    132 
    133 	ibusattach(parent, self, &ida);
    134 }
    135