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ibus_pmax.c revision 1.1.2.4 
      1 /* $NetBSD: ibus_pmax.c,v 1.1.2.4 1999/11/19 11:18:19 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 1.1.2.4 1999/11/19 11:18:19 nisimura Exp $");
     36 
     37 #include "opt_dec_3100.h"
     38 #include "opt_dec_5100.h"
     39 
     40 #include <sys/param.h>
     41 #include <sys/systm.h>
     42 #include <sys/device.h>
     43 
     44 #include <machine/cpu.h>
     45 #include <machine/intr.h>
     46 #include <pmax/ibus/ibusvar.h>
     47 #include <machine/autoconf.h>
     48 #include <pmax/pmax/kn01.h>
     49 #include <pmax/pmax/pmaxtype.h>
     50 
     51 
     52 static int  ibus_pmax_match __P((struct device *, struct cfdata *, void *));
     53 static void ibus_pmax_attach __P((struct device *, struct device *, void *));
     54 
     55 struct cfattach ibus_pmax_ca = {
     56 	sizeof(struct ibus_softc), ibus_pmax_match, ibus_pmax_attach
     57 };
     58 
     59 #define KV(x) MIPS_PHYS_TO_KSEG1(x)
     60 #define	C(x)  (void *)(x)
     61 
     62 static struct ibus_attach_args kn01_devs[] = {
     63 	{ "mc146818",	KV(KN01_SYS_CLOCK),	C(SYS_DEV_BOGUS)	},
     64 	{ "dc",		KV(KN01_SYS_DZ),	C(SYS_DEV_SCC0)		},
     65 	{ "lance",	KV(KN01_SYS_LANCE),	C(SYS_DEV_LANCE)	},
     66 	{ "sii",	KV(KN01_SYS_SII),	C(SYS_DEV_SCSI)		},
     67 	{ "pm",		KV(KN01_PHYS_FBUF_START), C(SYS_DEV_BOGUS)	},
     68 	{ "dc",  	KV(0x15000000),		C(SYS_DEV_OPT0)		},
     69 	{ "dc",  	KV(0x15200000),		C(SYS_DEV_OPT1)		},
     70 #ifdef notyet
     71 	/*
     72 	 * XXX Ultrix configures at 0x86400400. the first 0x400 byte are
     73 	 * used for NVRAM state??
     74 	 */
     75 	{ "nvram",	KV(0x86400000),		C(SYS_DEV_BOGUS)	},
     76 #endif
     77 };
     78 
     79 static int ibus_attached;
     80 
     81 int
     82 ibus_pmax_match(parent, cfdata, aux)
     83         struct device *parent;
     84         struct cfdata *cfdata;
     85 	void *aux;
     86 {
     87 	struct mainbus_attach_args *ma = aux;
     88 
     89 	if (ibus_attached)
     90 		return 0;
     91 	if (systype != DS_PMAX && systype != DS_MIPSMATE)
     92 		return 0;
     93 	if (strcmp(ma->ma_name, "baseboard") != 0)
     94 		return 0;
     95 
     96 	return 1;
     97 }
     98 
     99 void
    100 ibus_pmax_attach(parent, self, aux)
    101         struct device *parent, *self;
    102         void *aux;
    103 {
    104 	struct ibus_dev_attach_args ida;
    105 
    106 	ibus_attached = 1;
    107 
    108 	ida.ida_busname = "ibus";
    109 	ida.ida_devs = kn01_devs;
    110 	ida.ida_ndevs = sizeof(kn01_devs) / sizeof(kn01_devs[0]);
    111 	switch (systype) {
    112 #ifdef DEC_3100
    113 	case DS_PMAX:
    114 		ida.ida_establish = dec_3100_intr_establish;
    115 		ida.ida_disestablish = dec_3100_intr_disestablish;
    116 		break;
    117 #endif
    118 #ifdef DEC_5100
    119 	case DS_MIPSMATE:
    120 		ida.ida_establish = dec_5100_intr_establish;
    121 		ida.ida_disestablish = dec_5100_intr_disestablish;
    122 		break;
    123 #endif
    124 	default:
    125 		panic("ibus_pmax_attach: no ibus configured for systype = %d", systype);
    126 	}
    127 
    128 	ibusattach(parent, self, &ida);
    129 }
    130