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Annotation of sys/dev/isa/ess_isapnp.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: ess_isapnp.c,v 1.5 2002/03/14 01:26:56 millert Exp $  */
                      2: /*     $NetBSD: ess_isa.c,v 1.4 1999/03/18 20:57:11 mycroft Exp $      */
                      3:
                      4: /*-
                      5:  * Copyright (c) 1999 The NetBSD Foundation, Inc.
                      6:  * All rights reserved.
                      7:  *
                      8:  * This code is derived from software contributed to The NetBSD Foundation
                      9:  * by Nathan J. Williams.
                     10:  *
                     11:  * Redistribution and use in source and binary forms, with or without
                     12:  * modification, are permitted provided that the following conditions
                     13:  * are met:
                     14:  * 1. Redistributions of source code must retain the above copyright
                     15:  *    notice, this list of conditions and the following disclaimer.
                     16:  * 2. Redistributions in binary form must reproduce the above copyright
                     17:  *    notice, this list of conditions and the following disclaimer in the
                     18:  *    documentation and/or other materials provided with the distribution.
                     19:  * 3. All advertising materials mentioning features or use of this software
                     20:  *    must display the following acknowledgement:
                     21:  *        This product includes software developed by the NetBSD
                     22:  *        Foundation, Inc. and its contributors.
                     23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
                     24:  *    contributors may be used to endorse or promote products derived
                     25:  *    from this software without specific prior written permission.
                     26:  *
                     27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
                     28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
                     29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                     30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
                     31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     37:  * POSSIBILITY OF SUCH DAMAGE.
                     38:  */
                     39:
                     40:
                     41: #include <sys/param.h>
                     42: #include <sys/systm.h>
                     43: #include <sys/device.h>
                     44: #include <sys/timeout.h>
                     45:
                     46: #include <machine/cpu.h>
                     47: #include <machine/bus.h>
                     48:
                     49: #include <dev/isa/isavar.h>
                     50:
                     51: #include <dev/isa/essreg.h>
                     52: #include <dev/isa/essvar.h>
                     53:
                     54: #ifdef ESS_ISAPNP_DEBUG
                     55: #define DPRINTF(x)     printf x
                     56: #else
                     57: #define DPRINTF(x)
                     58: #endif
                     59:
                     60: int ess_isapnp_probe(struct device *, void *, void *);
                     61: void ess_isapnp_attach(struct device *, struct device *, void *);
                     62:
                     63: struct cfattach ess_isapnp_ca = {
                     64:        sizeof(struct ess_softc), ess_isapnp_probe, ess_isapnp_attach
                     65: };
                     66:
                     67: int
                     68: ess_isapnp_probe(parent, match, aux)
                     69:        struct device *parent;
                     70:        void *match, *aux;
                     71: {
                     72:        return 1;
                     73: }
                     74:
                     75: void ess_isapnp_attach(parent, self, aux)
                     76:         struct device *parent, *self;
                     77:         void *aux;
                     78: {
                     79:        struct ess_softc *sc = (void *)self;
                     80:        struct isa_attach_args *ia = aux;
                     81:
                     82:        sc->sc_ic = ia->ia_ic;
                     83:        sc->sc_iot = ia->ia_iot;
                     84:        sc->sc_ioh = ia->ipa_io[0].h;
                     85:        sc->sc_iobase = ia->ipa_io[0].base;
                     86:
                     87:        sc->sc_audio1.irq = ia->ipa_irq[0].num;
                     88:        sc->sc_audio1.ist = ia->ipa_irq[0].type;
                     89:        sc->sc_audio1.drq = ia->ipa_drq[0].num;
                     90:        sc->sc_audio2.irq = ia->ipa_irq[0].num;
                     91:        sc->sc_audio2.ist = ia->ipa_irq[0].type;
                     92:        sc->sc_audio2.drq = ia->ipa_drq[1].num;
                     93:
                     94:        sc->sc_isa = parent->dv_parent;
                     95:
                     96:        if (!essmatch(sc)) {
                     97:                printf(": essmatch failed\n");
                     98:                return;
                     99:        }
                    100:
                    101:        essattach(sc);
                    102: }