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ixp425_sip.c revision 1.2 
      1 /*	$NetBSD: ixp425_sip.c,v 1.2 2003/06/01 01:49:56 ichiro Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2003
      5  *	Ichiro FUKUHARA <ichiro (at) ichiro.org>.
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by Ichiro FUKUHARA.
     19  * 4. The name of the company nor the name of the author may be used to
     20  *    endorse or promote products derived from this software without specific
     21  *    prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
     24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     26  * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
     27  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #include <sys/cdefs.h>
     37 __KERNEL_RCSID(0, "$NetBSD: ixp425_sip.c,v 1.2 2003/06/01 01:49:56 ichiro Exp $");
     38 
     39 /*
     40  * Slow peripheral bus of IXP425 Processor
     41  */
     42 
     43 #include <sys/param.h>
     44 #include <sys/systm.h>
     45 #include <sys/device.h>
     46 
     47 #include <machine/autoconf.h>
     48 #include <machine/bus.h>
     49 
     50 #include <arm/xscale/ixp425_sipvar.h>
     51 
     52 #include "locators.h"
     53 
     54 static int	ixpsip_match(struct device *, struct cfdata *, void *);
     55 static void	ixpsip_attach(struct device *, struct device *, void *);
     56 static int	ixpsip_search(struct device *, struct cfdata *, void *);
     57 static int	ixpsip_print(void *, const char *);
     58 
     59 CFATTACH_DECL(ixpsip, sizeof(struct ixpsip_softc),
     60 		ixpsip_match, ixpsip_attach, NULL, NULL);
     61 
     62 extern struct bus_space ixpsip_bs_tag;
     63 
     64 int
     65 ixpsip_match(struct device *parent, struct cfdata *cf, void *aux)
     66 {
     67 	return (1);
     68 }
     69 
     70 void
     71 ixpsip_attach(struct device *parent, struct device *self, void *aux)
     72 {
     73 	struct ixpsip_softc *sc = (void *) self;
     74 	sc->sc_iot = &ixpsip_bs_tag;
     75 
     76 	printf("\n");
     77 
     78 	/*
     79 	 *  Attach each devices
     80 	 */
     81 	config_search(ixpsip_search, self, NULL);
     82 }
     83 
     84 int
     85 ixpsip_search(parent, cf, aux)
     86 	struct device *parent;
     87 	struct cfdata *cf;
     88 	void *aux;
     89 {
     90 	struct ixpsip_softc *sc = (struct ixpsip_softc *)parent;
     91 	struct ixpsip_attach_args sa;
     92 
     93 	sa.sa_iot = sc->sc_iot;
     94 	sa.sa_addr = cf->cf_loc[IXPSIPCF_ADDR];
     95 	sa.sa_size = cf->cf_loc[IXPSIPCF_SIZE];
     96 	sa.sa_index = cf->cf_loc[IXPSIPCF_INDEX];
     97 	sa.sa_intr = cf->cf_loc[IXPSIPCF_INTR];
     98 
     99 	if (config_match(parent, cf, &sa) > 0)
    100 		config_attach(parent, cf, &sa, ixpsip_print);
    101 
    102 	return (0);
    103 }
    104 
    105 static int
    106 ixpsip_print(aux, name)
    107 	void *aux;
    108 	const char *name;
    109 {
    110         struct ixpsip_attach_args *sa = (struct ixpsip_attach_args*)aux;
    111 
    112 	if (sa->sa_size)
    113 		aprint_normal(" addr 0x%lx", sa->sa_addr);
    114 	if (sa->sa_size > 1)
    115 		aprint_normal("-0x%lx", sa->sa_addr + sa->sa_size - 1);
    116 	if (sa->sa_index > 1)
    117 		aprint_normal(" index %d", sa->sa_index);
    118 	if (sa->sa_intr > 1)
    119 		aprint_normal(" intr %d", sa->sa_intr);
    120 
    121 	return (UNCONF);
    122 }
    123