136 lines
3.6 KiB
C
136 lines
3.6 KiB
C
/* $NetBSD: mainbus.c,v 1.1 1996/01/31 23:24:54 mark Exp $ */
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/*
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* Copyright (c) 1994,1995 Mark Brinicombe.
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* Copyright (c) 1994 Brini.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Brini.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* RiscBSD kernel project
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*
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* mainbus.c
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*
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* mainbus configuration
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*
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* Created : 15/12/94
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* Last updated : 03/07/95
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*
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* $Id: mainbus.c,v 1.1 1996/01/31 23:24:54 mark Exp $
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/conf.h>
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#include <sys/malloc.h>
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#include <sys/device.h>
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#include <arm32/mainbus/mainbus.h>
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#include <machine/io.h>
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int mainbusmatch __P((struct device *, void *, void *));
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void mainbusattach __P((struct device *, struct device *, void *));
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struct cfdriver mainbuscd = {
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NULL, "mainbus", mainbusmatch, mainbusattach, DV_DULL,
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sizeof(struct device), 1
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};
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int
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mainbusmatch(parent, match, aux)
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struct device *parent;
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void *match;
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void *aux;
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{
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return (1);
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}
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int
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mainbusprint(aux, mainbus)
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void *aux;
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char *mainbus;
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{
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struct mainbus_attach_args *mb = aux;
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if (mb->mb_iobase)
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printf(" base 0x%x", mb->mb_iobase);
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if (mb->mb_iosize > 1)
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printf("-0x%x", mb->mb_iobase + mb->mb_iosize - 1);
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if (mb->mb_irq != -1)
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printf(" irq %d", mb->mb_irq);
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if (mb->mb_drq != -1)
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printf(" drq 0x%08x", mb->mb_drq);
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/* XXXX print flags */
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return (QUIET);
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}
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void
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mainbusscan(parent, match)
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struct device *parent;
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void *match;
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{
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struct device *dev = match;
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struct cfdata *cf = dev->dv_cfdata;
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struct mainbus_attach_args mb;
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if (cf->cf_fstate == FSTATE_STAR)
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panic("eekkk, I'm stuffed");
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if (cf->cf_loc[0] == -1) {
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mb.mb_iobase = 0;
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mb.mb_iosize = 0;
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mb.mb_drq = -1;
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mb.mb_irq = -1;
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} else {
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mb.mb_iobase = cf->cf_loc[0] + IO_CONF_BASE;
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mb.mb_iosize = 0;
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mb.mb_drq = cf->cf_loc[1];
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mb.mb_irq = cf->cf_loc[2];
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}
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if ((*cf->cf_driver->cd_match)(parent, dev, &mb) > 0)
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config_attach(parent, dev, &mb, mainbusprint);
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else
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free(dev, M_DEVBUF);
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}
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void
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mainbusattach(parent, self, aux)
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struct device *parent;
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struct device *self;
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void *aux;
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{
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printf("\n");
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config_scan(mainbusscan, self);
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}
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/* End of mainbus.c */
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