NetBSD/sys/arch/pmax/ibus/ibus_pmax.c

148 lines
4.5 KiB
C

/* $NetBSD: ibus_pmax.c,v 1.15 2000/01/14 15:52:33 ad Exp $ */
/*
* Copyright (c) 1998 Jonathan Stone. All rights reserved.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Jonathan Stone for
* the NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: ibus_pmax.c,v 1.15 2000/01/14 15:52:33 ad Exp $");
#include "opt_dec_3100.h"
#include "opt_dec_5100.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <pmax/ibus/ibusvar.h>
#include <machine/autoconf.h>
#include <machine/sysconf.h>
#include <pmax/pmax/kn01.h>
#include <pmax/pmax/kn230.h>
#include <pmax/pmax/pmaxtype.h>
static int ibus_pmax_match __P((struct device *, struct cfdata *, void *));
static void ibus_pmax_attach __P((struct device *, struct device *, void *));
struct cfattach ibus_pmax_ca = {
sizeof(struct ibus_softc), ibus_pmax_match, ibus_pmax_attach
};
#define KV(x) MIPS_PHYS_TO_KSEG1(x)
#ifdef DEC_3100
struct ibus_attach_args ibus_pmax_devs[] = {
{ "pm", 0, KV(KN01_PHYS_FBUF_START), 0 },
{ "dc", 1, KV(KN01_SYS_DZ), 0 },
{ "lance", 2, KV(KN01_SYS_LANCE), 0 },
{ "sii", 3, KV(KN01_SYS_SII), 0 },
{ "mc146818", 4, KV(KN01_SYS_CLOCK), 0 },
};
const int ibus_pmax_ndevs = sizeof(ibus_pmax_devs) / sizeof(ibus_pmax_devs[0]);
#endif /* DEC_3100 */
#ifdef DEC_5100
struct ibus_attach_args ibus_mipsmate_devs[] = {
{ "dc", 1, KV(KN230_SYS_DZ0), 0 },
{ "lance", 2, KV(KN230_SYS_LANCE), 0 },
{ "sii", 3, KV(KN230_SYS_SII), 0 },
{ "mc146818", 4, KV(KN230_SYS_CLOCK), 0 },
#if 0 /* 5100 locks up when these are probed at the moment */
{ "dc", 5, KV(KN230_SYS_DZ1), 2 },
{ "dc", 6, KV(KN230_SYS_DZ2), 2 },
#endif
#if 0
/*
* Ultrix configures it at 0x86400400. The first 0x400 bytes
* used for NVRAM state??
*
* The first 0x400 bytes are apparently used for diagnostic
* registers - ad
*/
{ "nvram", 7, KV(0x86400000), 0 },
#endif
};
const int ibus_mipsmate_ndevs =
sizeof(ibus_mipsmate_devs) / sizeof(ibus_mipsmate_devs[0]);
#endif /* DEC_5100 */
static int ibus_attached;
int
ibus_pmax_match(parent, cfdata, aux)
struct device *parent;
struct cfdata *cfdata;
void *aux;
{
struct mainbus_attach_args *ma = aux;
if (ibus_attached)
return (0);
if (systype != DS_PMAX && systype != DS_MIPSMATE)
return (0);
if (strcmp(ma->ma_name, "baseboard") != 0)
return (0);
return (1);
}
void
ibus_pmax_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct ibus_dev_attach_args ida;
ibus_attached = 1;
ida.ida_busname = "ibus";
ida.ida_establish = platform.intr_establish;
ida.ida_disestablish = platform.intr_disestablish;
switch (systype) {
#ifdef DEC_3100
case DS_PMAX:
ida.ida_devs = ibus_pmax_devs;
ida.ida_ndevs = ibus_pmax_ndevs;
break;
#endif
#ifdef DEC_5100
case DS_MIPSMATE:
ida.ida_devs = ibus_mipsmate_devs;
ida.ida_ndevs = ibus_mipsmate_ndevs;
break;
#endif
default:
panic("ibus_pmax_attach: no ibus configured for systype = %d", systype);
}
ibusattach(parent, self, &ida);
}