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/arm/xscale/i8134x/obio_space.c

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    1 /*      $NetBSD: obio_space.c,v 1.6 2003/07/15 00:25:05 lukem Exp $     */
    2 
    3 /*-
    4  * Copyright (c) 2001, 2002, 2003 Wasabi Systems, Inc.
    5  * All rights reserved.
    6  *
    7  * Written by Jason R. Thorpe for Wasabi Systems, Inc.
    8  *
    9  * Redistribution and use in source and binary forms, with or without
   10  * modification, are permitted provided that the following conditions
   11  * are met:
   12  * 1. Redistributions of source code must retain the above copyright
   13  *    notice, this list of conditions and the following disclaimer.
   14  * 2. Redistributions in binary form must reproduce the above copyright
   15  *    notice, this list of conditions and the following disclaimer in the
   16  *    documentation and/or other materials provided with the distribution.
   17  * 3. All advertising materials mentioning features or use of this software
   18  *    must display the following acknowledgement:
   19  *      This product includes software developed for the NetBSD Project by
   20  *      Wasabi Systems, Inc.
   21  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
   22  *    or promote products derived from this software without specific prior
   23  *    written permission.
   24  *
   25  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
   26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
   29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   35  * POSSIBILITY OF SUCH DAMAGE.
   36  */
   37 
   38 /*
   39  * bus_space functions for IQ80321 on-board devices
   40  */
   41 
   42 #include <sys/cdefs.h>
   43 __FBSDID("$FreeBSD$");
   44 
   45 #include <sys/param.h>
   46 #include <sys/systm.h>
   47 #include <sys/bus.h>
   48 
   49 #include <machine/bus.h>
   50 
   51 /* Prototypes for all the bus_space structure functions */
   52 bs_protos(generic);
   53 bs_protos(generic_armv4);
   54 
   55 /*
   56  * The obio bus space tag.  This is constant for all instances, so
   57  * we never have to explicitly "create" it.
   58  */
   59 struct bus_space obio_bs_tag = {
   60         /* cookie */
   61         (void *) 0,
   62 
   63         /* mapping/unmapping */
   64         generic_bs_map,
   65         generic_bs_unmap,
   66         generic_bs_subregion,
   67 
   68         /* allocation/deallocation */
   69         generic_bs_alloc,
   70         generic_bs_free,
   71 
   72         /* barrier */
   73         generic_bs_barrier,
   74 
   75         /* read (single) */
   76         generic_bs_r_1,
   77         generic_armv4_bs_r_2,
   78         generic_bs_r_4,
   79         NULL,
   80 
   81         /* read multiple */
   82         generic_bs_rm_1,
   83         NULL,
   84         NULL,
   85         NULL,
   86 
   87         /* read region */
   88         generic_bs_rr_1,
   89         NULL,
   90         NULL,
   91         NULL,
   92 
   93         /* write (single) */
   94         generic_bs_w_1,
   95         generic_armv4_bs_w_2,
   96         generic_bs_w_4,
   97         NULL,
   98 
   99         /* write multiple */
  100         generic_bs_wm_1,
  101         NULL,
  102         NULL,
  103         NULL,
  104 
  105         /* write region */
  106         NULL,
  107         NULL,
  108         NULL,
  109         NULL,
  110 
  111         /* set multiple */
  112         NULL,
  113         NULL,
  114         NULL,
  115         NULL,
  116 
  117         /* set region */
  118         NULL,
  119         NULL,
  120         NULL,
  121         NULL,
  122 
  123         /* copy */
  124         NULL,
  125         NULL,
  126         NULL,
  127         NULL,
  128 };

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