Home | History | Annotate | Line # | Download | only in isapnp
joy_isapnp.c revision 1.12.12.1
      1  1.12.12.1        ad /*	$NetBSD: joy_isapnp.c,v 1.12.12.1 2008/12/12 23:06:57 ad Exp $	*/
      2        1.1  jdolecek 
      3        1.1  jdolecek /*-
      4  1.12.12.1        ad  * Copyright (c) 1996, 2008 The NetBSD Foundation, Inc.
      5        1.1  jdolecek  * All rights reserved.
      6        1.1  jdolecek  *
      7        1.1  jdolecek  * This code is derived from software contributed to The NetBSD Foundation
      8        1.1  jdolecek  * by Jason R. Thorpe.
      9        1.1  jdolecek  *
     10        1.1  jdolecek  * Redistribution and use in source and binary forms, with or without
     11        1.1  jdolecek  * modification, are permitted provided that the following conditions
     12        1.1  jdolecek  * are met:
     13        1.1  jdolecek  * 1. Redistributions of source code must retain the above copyright
     14        1.1  jdolecek  *    notice, this list of conditions and the following disclaimer.
     15        1.1  jdolecek  * 2. Redistributions in binary form must reproduce the above copyright
     16        1.1  jdolecek  *    notice, this list of conditions and the following disclaimer in the
     17        1.1  jdolecek  *    documentation and/or other materials provided with the distribution.
     18        1.1  jdolecek  *
     19        1.1  jdolecek  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20        1.1  jdolecek  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21        1.1  jdolecek  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22        1.1  jdolecek  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23        1.1  jdolecek  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24        1.1  jdolecek  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25        1.1  jdolecek  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26        1.1  jdolecek  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27        1.1  jdolecek  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28        1.1  jdolecek  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29        1.1  jdolecek  * POSSIBILITY OF SUCH DAMAGE.
     30        1.1  jdolecek  */
     31        1.1  jdolecek 
     32        1.1  jdolecek #include <sys/cdefs.h>
     33  1.12.12.1        ad __KERNEL_RCSID(0, "$NetBSD: joy_isapnp.c,v 1.12.12.1 2008/12/12 23:06:57 ad Exp $");
     34        1.1  jdolecek 
     35        1.1  jdolecek #include <sys/param.h>
     36        1.1  jdolecek #include <sys/systm.h>
     37        1.1  jdolecek #include <sys/kernel.h>
     38        1.1  jdolecek #include <sys/device.h>
     39        1.1  jdolecek 
     40       1.10        ad #include <sys/bus.h>
     41        1.1  jdolecek 
     42        1.1  jdolecek #include <dev/isa/isavar.h>
     43        1.1  jdolecek #include <dev/isapnp/isapnpreg.h>
     44        1.1  jdolecek #include <dev/isapnp/isapnpvar.h>
     45        1.1  jdolecek #include <dev/isapnp/isapnpdevs.h>
     46        1.1  jdolecek 
     47        1.1  jdolecek #include <dev/ic/joyvar.h>
     48        1.1  jdolecek 
     49  1.12.12.1        ad struct joy_isapnp_softc {
     50  1.12.12.1        ad 	struct joy_softc sc_joy;
     51  1.12.12.1        ad 	kmutex_t sc_lock;
     52  1.12.12.1        ad };
     53  1.12.12.1        ad 
     54       1.11   xtraeme static int	joy_isapnp_match(device_t, cfdata_t, void *);
     55       1.11   xtraeme static void	joy_isapnp_attach(device_t, device_t, void *);
     56        1.1  jdolecek 
     57  1.12.12.1        ad CFATTACH_DECL_NEW(joy_isapnp, sizeof(struct joy_isapnp_softc),
     58        1.4   thorpej     joy_isapnp_match, joy_isapnp_attach, NULL, NULL);
     59        1.1  jdolecek 
     60       1.11   xtraeme static int
     61       1.11   xtraeme joy_isapnp_match(device_t parent, cfdata_t match, void *aux)
     62        1.1  jdolecek {
     63        1.1  jdolecek 	int pri, variant;
     64        1.1  jdolecek 
     65        1.1  jdolecek 	pri = isapnp_devmatch(aux, &isapnp_joy_devinfo, &variant);
     66        1.1  jdolecek 	if (pri && variant > 0)
     67        1.1  jdolecek 		pri = 0;
     68       1.11   xtraeme 	return pri;
     69        1.1  jdolecek }
     70        1.1  jdolecek 
     71       1.11   xtraeme static void
     72       1.11   xtraeme joy_isapnp_attach(device_t parent, device_t self, void *aux)
     73        1.1  jdolecek {
     74        1.7   thorpej 	struct joy_softc *sc = device_private(self);
     75  1.12.12.1        ad 	struct joy_isapnp_softc *isc = device_private(self);
     76        1.1  jdolecek 	struct isapnp_attach_args *ipa = aux;
     77        1.1  jdolecek 	bus_space_handle_t ioh;
     78        1.1  jdolecek 
     79       1.11   xtraeme 	aprint_normal("\n");
     80        1.1  jdolecek 
     81        1.1  jdolecek 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
     82       1.11   xtraeme 		aprint_error_dev(self, "error in region allocation\n");
     83        1.1  jdolecek 		return;
     84        1.1  jdolecek 	}
     85        1.1  jdolecek 
     86        1.1  jdolecek 	if (ipa->ipa_io[0].length == 8) {
     87        1.1  jdolecek 		if (bus_space_subregion(ipa->ipa_iot, ipa->ipa_io[0].h, 1, 1,
     88        1.1  jdolecek 		    &ioh) < 0) {
     89       1.11   xtraeme 			aprint_error_dev(self, "error in region allocation\n");
     90        1.1  jdolecek 			return;
     91        1.1  jdolecek 		}
     92        1.1  jdolecek 	} else
     93        1.1  jdolecek 		ioh = ipa->ipa_io[0].h;
     94        1.1  jdolecek 
     95  1.12.12.1        ad 	mutex_init(&isc->sc_lock, MUTEX_DEFAULT, IPL_NONE);
     96  1.12.12.1        ad 
     97        1.1  jdolecek 	sc->sc_iot = ipa->ipa_iot;
     98        1.1  jdolecek 	sc->sc_ioh = ioh;
     99       1.11   xtraeme 	sc->sc_dev = self;
    100  1.12.12.1        ad 	sc->sc_lock = &isc->sc_lock;
    101        1.1  jdolecek 
    102       1.11   xtraeme 	aprint_normal_dev(self, "%s %s\n", ipa->ipa_devident,
    103        1.1  jdolecek 	    ipa->ipa_devclass);
    104        1.1  jdolecek 
    105        1.1  jdolecek 	joyattach(sc);
    106        1.1  jdolecek }
    107