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/atkbdc/atkbdc_subr.c

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    1 /*-
    2  * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer as
   10  *    the first lines of this file unmodified.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
   16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   18  * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
   19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   25  *
   26  *      from: FreeBSD: src/sys/isa/atkbdc_isa.c,v 1.31 2005/05/29 04:42:28 nyan Exp
   27  */
   28 
   29 #include <sys/cdefs.h>
   30 __FBSDID("$FreeBSD: releng/6.0/sys/dev/atkbdc/atkbdc_subr.c 147271 2005-06-10 20:56:38Z marius $");
   31 
   32 #include "opt_kbd.h"
   33 
   34 #include <sys/param.h>
   35 #include <sys/systm.h>
   36 #include <sys/kernel.h>
   37 #include <sys/module.h>
   38 #include <sys/bus.h>
   39 #include <sys/malloc.h>
   40 #include <machine/resource.h>
   41 #include <sys/rman.h>
   42 
   43 #include <dev/atkbdc/atkbdc_subr.h>
   44 #include <dev/atkbdc/atkbdcreg.h>
   45 
   46 MALLOC_DEFINE(M_ATKBDDEV, "atkbddev", "AT Keyboard device");
   47 
   48 devclass_t atkbdc_devclass;
   49 
   50 int
   51 atkbdc_print_child(device_t bus, device_t dev)
   52 {
   53         atkbdc_device_t *kbdcdev;
   54         u_long irq;
   55         int flags;
   56         int retval = 0;
   57 
   58         kbdcdev = (atkbdc_device_t *)device_get_ivars(dev);
   59 
   60         retval += bus_print_child_header(bus, dev);
   61         flags = device_get_flags(dev);
   62         if (flags != 0)
   63                 retval += printf(" flags 0x%x", flags);
   64         irq = bus_get_resource_start(dev, SYS_RES_IRQ, kbdcdev->rid);
   65         if (irq != 0)
   66                 retval += printf(" irq %ld", irq);
   67         retval += bus_print_child_footer(bus, dev);
   68 
   69         return (retval);
   70 }
   71 
   72 int
   73 atkbdc_read_ivar(device_t bus, device_t dev, int index, uintptr_t *val)
   74 {
   75         atkbdc_device_t *ivar;
   76 
   77         ivar = (atkbdc_device_t *)device_get_ivars(dev);
   78         switch (index) {
   79         case KBDC_IVAR_VENDORID:
   80                 *val = (u_long)ivar->vendorid;
   81                 break;
   82         case KBDC_IVAR_SERIAL:
   83                 *val = (u_long)ivar->serial;
   84                 break;
   85         case KBDC_IVAR_LOGICALID:
   86                 *val = (u_long)ivar->logicalid;
   87                 break;
   88         case KBDC_IVAR_COMPATID:
   89                 *val = (u_long)ivar->compatid;
   90                 break;
   91         default:
   92                 return ENOENT;
   93         }
   94         return 0;
   95 }
   96 
   97 int
   98 atkbdc_write_ivar(device_t bus, device_t dev, int index, uintptr_t val)
   99 {
  100         atkbdc_device_t *ivar;
  101 
  102         ivar = (atkbdc_device_t *)device_get_ivars(dev);
  103         switch (index) {
  104         case KBDC_IVAR_VENDORID:
  105                 ivar->vendorid = (u_int32_t)val;
  106                 break;
  107         case KBDC_IVAR_SERIAL:
  108                 ivar->serial = (u_int32_t)val;
  109                 break;
  110         case KBDC_IVAR_LOGICALID:
  111                 ivar->logicalid = (u_int32_t)val;
  112                 break;
  113         case KBDC_IVAR_COMPATID:
  114                 ivar->compatid = (u_int32_t)val;
  115                 break;
  116         default:
  117                 return ENOENT;
  118         }
  119         return 0;
  120 }
  121 
  122 struct resource_list
  123 *atkbdc_get_resource_list(device_t bus, device_t dev)
  124 {
  125         atkbdc_device_t *ivar;
  126 
  127         ivar = (atkbdc_device_t *)device_get_ivars(dev);
  128         return &ivar->resources;
  129 }

Cache object: 79345d50065a1eea0451c65586f0b36b


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