Home | History | Annotate | Line # | Download | only in vme
vme.c revision 1.12.78.1 
      1 /*	$NetBSD: vme.c,v 1.12.78.1 2008/05/16 02:22:06 yamt Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1997 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  * POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 __KERNEL_RCSID(0, "$NetBSD: vme.c,v 1.12.78.1 2008/05/16 02:22:06 yamt Exp $");
     31 
     32 #include <sys/param.h>
     33 #include <sys/systm.h>
     34 #include <sys/kernel.h>
     35 #include <sys/conf.h>
     36 #include <sys/malloc.h>
     37 #include <sys/device.h>
     38 
     39 #include <machine/intr.h>
     40 
     41 #include <atari/vme/vmevar.h>
     42 
     43 int vmematch __P((struct device *, struct cfdata *, void *));
     44 void vmeattach __P((struct device *, struct device *, void *));
     45 int vmeprint __P((void *, const char *));
     46 
     47 CFATTACH_DECL(vme, sizeof(struct vme_softc),
     48     vmematch, vmeattach, NULL, NULL);
     49 
     50 int	vmesearch __P((struct device *, struct cfdata *,
     51 		       const int *, void *));
     52 
     53 int
     54 vmematch(parent, cf, aux)
     55 	struct device *parent;
     56 	struct cfdata *cf;
     57 	void *aux;
     58 {
     59 	struct vmebus_attach_args *vba = aux;
     60 
     61 	if (strcmp(vba->vba_busname, cf->cf_name))
     62 		return (0);
     63 
     64         return (1);
     65 }
     66 
     67 void
     68 vmeattach(parent, self, aux)
     69 	struct device *parent, *self;
     70 	void *aux;
     71 {
     72 	struct vme_softc *sc = (struct vme_softc *)self;
     73 	struct vmebus_attach_args *vba = aux;
     74 
     75 	printf("\n");
     76 
     77 	sc->sc_iot  = vba->vba_iot;
     78 	sc->sc_memt = vba->vba_memt;
     79 	sc->sc_vc   = vba->vba_vc;
     80 
     81 	config_search_ia(vmesearch, self, "vme", NULL);
     82 }
     83 
     84 int
     85 vmeprint(aux, vme)
     86 	void *aux;
     87 	const char *vme;
     88 {
     89 	struct vme_attach_args *va = aux;
     90 
     91 	if (va->va_iosize)
     92 		aprint_normal(" port 0x%x", va->va_iobase);
     93 	if (va->va_iosize > 1)
     94 		aprint_normal("-0x%x", va->va_iobase + va->va_iosize - 1);
     95 	if (va->va_msize)
     96 		aprint_normal(" iomem 0x%x", va->va_maddr);
     97 	if (va->va_msize > 1)
     98 		aprint_normal("-0x%x", va->va_maddr + va->va_msize - 1);
     99 	if (va->va_irq != IRQUNK)
    100 		aprint_normal(" irq %d", va->va_irq);
    101 	return (UNCONF);
    102 }
    103 
    104 int
    105 vmesearch(parent, cf, ldesc, aux)
    106 	struct device *parent;
    107 	struct cfdata *cf;
    108 	const int *ldesc;
    109 	void *aux;
    110 {
    111 	struct vme_softc *sc = (struct vme_softc *)parent;
    112 	struct vme_attach_args va;
    113 
    114 	va.va_iot    = sc->sc_iot;
    115 	va.va_memt   = sc->sc_memt;
    116 	va.va_vc     = sc->sc_vc;
    117 	va.va_iobase = cf->cf_iobase;
    118 	va.va_iosize = cf->cf_iosize;
    119 	va.va_maddr  = cf->cf_maddr;
    120 	va.va_msize  = cf->cf_msize;
    121 	va.va_irq    = cf->cf_irq;
    122 
    123 	if (config_match(parent, cf, &va) > 0)
    124 		config_attach(parent, cf, &va, vmeprint);
    125 	return (0);
    126 }
    127