The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/iic_cpcbus.c

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    1 /*      $NetBSD: iic_cpcbus.c,v 1.13 2012/10/27 17:18:20 chs Exp $      */
    2 
    3 /*
    4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Lennart Augustsson (lennart@augustsson.net) at Sandburst Corp.
    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: iic_cpcbus.c,v 1.13 2012/10/27 17:18:20 chs Exp $");
   34 
   35 #include <sys/param.h>
   36 #include <sys/device.h>
   37 #include <sys/systm.h>
   38 
   39 #include <sys/bus.h>
   40 #include <dev/ic/cpc700reg.h>
   41 #include <dev/ic/cpc700var.h>
   42 
   43 struct iic_cpcbus_softc {
   44         bus_space_tag_t sc_iot;
   45         bus_space_handle_t sc_ioh;
   46         void *sc_ih;
   47 };
   48 
   49 static int      iic_cpcbus_match(device_t, cfdata_t, void *);
   50 static void     iic_cpcbus_attach(device_t, device_t, void *);
   51 
   52 CFATTACH_DECL_NEW(iic_cpcbus, sizeof(struct iic_cpcbus_softc),
   53     iic_cpcbus_match, iic_cpcbus_attach, NULL, NULL);
   54 
   55 int
   56 iic_cpcbus_match(device_t parent, cfdata_t cf, void *aux)
   57 {
   58         struct cpcbus_attach_args *caa = aux;
   59 
   60         return (strcmp(caa->cpca_name, "cpciic") == 0);
   61 }
   62 
   63 void
   64 iic_cpcbus_attach(device_t parent, device_t self, void *aux)
   65 {
   66         struct cpcbus_attach_args *caa = aux;
   67         struct iic_cpcbus_softc *sc = device_private(self);
   68 
   69         sc->sc_iot = caa->cpca_tag;
   70         if (bus_space_map(sc->sc_iot, caa->cpca_addr, CPC_IIC_SIZE, 0,
   71                           &sc->sc_ioh)) {
   72                 aprint_error_dev(self, "can't map i/o space\n");
   73                 return;
   74         }
   75 
   76         printf(": driver not implemented\n");
   77 }

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