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ucbio.c revision 1.1 
      1 /*	$NetBSD: ucbio.c,v 1.1 2000/02/27 16:34:13 uch Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2000, by UCHIYAMA Yasushi
      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. The name of the developer may NOT be used to endorse or promote products
     13  *    derived from this software without specific prior written permission.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  *
     27  */
     28 
     29 /*
     30  * Device driver for PHILIPS UCB1200 Advanced modem/audio analog front-end
     31  *	General Purpose I/O part.
     32  */
     33 #include "opt_tx39_debug.h"
     34 
     35 #include <sys/param.h>
     36 #include <sys/systm.h>
     37 #include <sys/device.h>
     38 
     39 #include <machine/bus.h>
     40 #include <machine/intr.h>
     41 #include <machine/platid.h>
     42 #include <machine/platid_mask.h>
     43 
     44 #include <hpcmips/tx/tx39var.h>
     45 #include <hpcmips/tx/tx39sibvar.h>
     46 #include <hpcmips/tx/tx39sibreg.h>
     47 
     48 #include <hpcmips/dev/ucb1200var.h>
     49 #include <hpcmips/dev/ucb1200reg.h>
     50 
     51 #include "locators.h"
     52 
     53 extern char*	btnmgr_name __P((long));
     54 
     55 int	ucbio_match	__P((struct device*, struct cfdata*, void*));
     56 void	ucbio_attach	__P((struct device*, struct device*, void*));
     57 
     58 struct ucbio_softc {
     59 	struct device	sc_dev;
     60 };
     61 
     62 struct cfattach ucbio_ca = {
     63 	sizeof(struct ucbio_softc), ucbio_match, ucbio_attach
     64 };
     65 
     66 int	ucbio_print	__P((void*, const char*));
     67 int	ucbio_submatch	__P((struct device*, struct cfdata*, void*));
     68 
     69 int
     70 ucbio_match(parent, cf, aux)
     71 	struct device *parent;
     72 	struct cfdata *cf;
     73 	void *aux;
     74 {
     75 	return (1);
     76 }
     77 
     78 void
     79 ucbio_attach(parent, self, aux)
     80 	struct device *parent;
     81 	struct device *self;
     82 	void *aux;
     83 {
     84 	struct ucb1200_attach_args *ucba = aux;
     85 	struct ucbio_attach_args uia;
     86 	int port;
     87 
     88 	printf("\n");
     89 
     90 	uia.uia_tc = ucba->ucba_tc;
     91 	for (port = 0; port < UCB1200_IOPORT_MAX; port++) {
     92 		uia.uia_port = port;
     93 		config_found_sm(self, &uia, ucbio_print, ucbio_submatch);
     94 	}
     95 }
     96 
     97 int
     98 ucbio_submatch(parent, cf, aux)
     99 	struct device *parent;
    100 	struct cfdata *cf;
    101 	void *aux;
    102 {
    103 	struct ucbio_attach_args *uia = aux;
    104 	platid_mask_t mask;
    105 
    106 	if (cf->cf_loc[NEWGPBUSIFCF_PORT] != uia->uia_port)
    107 		return (0);
    108 
    109 	mask = PLATID_DEREF(cf->cf_loc[NEWGPBUSIFCF_PLATFORM]);
    110 	if (!platid_match(&platid, &mask))
    111 		return (0);
    112 
    113 	uia->uia_id = cf->cf_loc[NEWGPBUSIFCF_ID];
    114 	return ((*cf->cf_attach->ca_match)(parent, cf, aux));
    115 }
    116 
    117 int
    118 ucbio_print(aux, pnp)
    119 	void *aux;
    120 	const char *pnp;
    121 {
    122 	struct ucbio_attach_args *uia = aux;
    123 
    124 	if (!pnp)
    125 		printf(" port %d \"%s\"", uia->uia_port,
    126 		       btnmgr_name(uia->uia_id));
    127 
    128 	return (QUIET);
    129 }
    130