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ioasic_subr.c revision 1.6 
      1 /*	$NetBSD: ioasic_subr.c,v 1.6 2003/09/27 17:42:11 tsutsui Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University.
      5  * All rights reserved.
      6  *
      7  * Author: Keith Bostic, Chris G. Demetriou
      8  *
      9  * Permission to use, copy, modify and distribute this software and
     10  * its documentation is hereby granted, provided that both the copyright
     11  * notice and this permission notice appear in all copies of the
     12  * software, derivative works or modified versions, and any portions
     13  * thereof, and that both notices appear in supporting documentation.
     14  *
     15  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     16  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
     17  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     18  *
     19  * Carnegie Mellon requests users of this software to return to
     20  *
     21  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     22  *  School of Computer Science
     23  *  Carnegie Mellon University
     24  *  Pittsburgh PA 15213-3890
     25  *
     26  * any improvements or extensions that they make and grant Carnegie the
     27  * rights to redistribute these changes.
     28  */
     29 
     30 
     31 #include <sys/cdefs.h>
     32 __KERNEL_RCSID(0, "$NetBSD: ioasic_subr.c,v 1.6 2003/09/27 17:42:11 tsutsui Exp $");
     33 
     34 #include <sys/param.h>
     35 #include <sys/systm.h>
     36 #include <sys/device.h>
     37 #include <dev/tc/tcvar.h>
     38 #include <dev/tc/ioasicvar.h>
     39 
     40 int     ioasicprint(void *, const char *);
     41 
     42 int
     43 ioasicprint(aux, pnp)
     44 	void *aux;
     45 	const char *pnp;
     46 {
     47 	struct ioasicdev_attach_args *d = aux;
     48 
     49 	if (pnp)
     50 		aprint_normal("%s at %s", d->iada_modname, pnp);
     51 	aprint_normal(" offset 0x%x", d->iada_offset);
     52 	return (UNCONF);
     53 }
     54 
     55 int
     56 ioasic_submatch(match, d)
     57 	struct cfdata *match;
     58 	struct ioasicdev_attach_args *d;
     59 {
     60 
     61 	return ((match->ioasiccf_offset == d->iada_offset) ||
     62 		(match->ioasiccf_offset == IOASIC_OFFSET_UNKNOWN));
     63 }
     64 
     65 void
     66 ioasic_attach_devs(sc, ioasic_devs, ioasic_ndevs)
     67 	struct ioasic_softc *sc;
     68 	struct ioasic_dev *ioasic_devs;
     69 	int ioasic_ndevs;
     70 {
     71 	struct ioasicdev_attach_args idev;
     72 	int i;
     73 
     74         /*
     75 	 * Try to configure each device.
     76 	 */
     77         for (i = 0; i < ioasic_ndevs; i++) {
     78 		strlcpy(idev.iada_modname, ioasic_devs[i].iad_modname,
     79 		    sizeof(idev.iada_modname));
     80 		idev.iada_offset = ioasic_devs[i].iad_offset;
     81 		idev.iada_addr = sc->sc_base + ioasic_devs[i].iad_offset;
     82 		idev.iada_cookie = ioasic_devs[i].iad_cookie;
     83 
     84                 /* Tell the autoconfig machinery we've found the hardware. */
     85                 config_found(&sc->sc_dv, &idev, ioasicprint);
     86         }
     87 }
     88