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