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      1 /*	$NetBSD: joy_pnpbios.c,v 1.15 2011/11/26 14:06:44 tron Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001, 2008 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Nathan J. Williams.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 __KERNEL_RCSID(0, "$NetBSD: joy_pnpbios.c,v 1.15 2011/11/26 14:06:44 tron Exp $");
     34 
     35 #include <sys/param.h>
     36 #include <sys/systm.h>
     37 #include <sys/kernel.h>
     38 #include <sys/device.h>
     39 
     40 #include <sys/bus.h>
     41 
     42 #include <dev/isa/isavar.h>
     43 #include <dev/isa/isadmavar.h>
     44 
     45 #include <i386/pnpbios/pnpbiosvar.h>
     46 
     47 #include <dev/ic/joyvar.h>
     48 
     49 struct joy_pnpbios_softc {
     50 	struct joy_softc sc_joy;
     51 	kmutex_t sc_lock;
     52 };
     53 
     54 static int	joy_pnpbios_match(device_t, cfdata_t, void *);
     55 static void	joy_pnpbios_attach(device_t, device_t, void *);
     56 
     57 CFATTACH_DECL_NEW(joy_pnpbios, sizeof(struct joy_pnpbios_softc),
     58     joy_pnpbios_match, joy_pnpbios_attach, NULL, NULL);
     59 
     60 static int
     61 joy_pnpbios_match(device_t parent, cfdata_t match, void *aux)
     62 {
     63 	struct pnpbiosdev_attach_args *aa = aux;
     64 
     65 	if (strcmp(aa->idstr, "PNPB02F"))
     66 		return 0;
     67 
     68 	return 1;
     69 }
     70 
     71 static void
     72 joy_pnpbios_attach(device_t parent, device_t self, void *aux)
     73 {
     74 	struct joy_softc *sc = device_private(self);
     75 	struct joy_pnpbios_softc *psc = device_private(self);
     76 	struct pnpbiosdev_attach_args *aa = aux;
     77 
     78 	if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
     79 		aprint_error(": can't map i/o space\n");
     80 		return;
     81 	}
     82 
     83 	aprint_normal("\n");
     84 	sc->sc_dev = self;
     85 	pnpbios_print_devres(self, aa);
     86 
     87 	mutex_init(&psc->sc_lock, MUTEX_DEFAULT, IPL_NONE);
     88 	sc->sc_lock = &psc->sc_lock;
     89 
     90 	joyattach(sc);
     91 }
     92