1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 1999 Kazutaka YOKOTA <[email protected]>
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 __FBSDID("$FreeBSD$");
33
34 #include "opt_kbd.h"
35
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <sys/kernel.h>
39 #include <sys/module.h>
40 #include <sys/bus.h>
41 #include <sys/malloc.h>
42 #include <machine/resource.h>
43 #include <sys/rman.h>
44
45 #include <dev/atkbdc/atkbdc_subr.h>
46 #include <dev/atkbdc/atkbdcreg.h>
47
48 MALLOC_DEFINE(M_ATKBDDEV, "atkbddev", "AT Keyboard device");
49
50 devclass_t atkbdc_devclass;
51
52 int
atkbdc_print_child(device_t bus,device_t dev)53 atkbdc_print_child(device_t bus, device_t dev)
54 {
55 atkbdc_device_t *kbdcdev;
56 rman_res_t irq;
57 int flags;
58 int retval = 0;
59
60 kbdcdev = (atkbdc_device_t *)device_get_ivars(dev);
61
62 retval += bus_print_child_header(bus, dev);
63 flags = device_get_flags(dev);
64 if (flags != 0)
65 retval += printf(" flags 0x%x", flags);
66 irq = bus_get_resource_start(dev, SYS_RES_IRQ, kbdcdev->rid);
67 if (irq != 0)
68 retval += printf(" irq %jd", irq);
69 retval += bus_print_child_footer(bus, dev);
70
71 return (retval);
72 }
73
74 int
atkbdc_read_ivar(device_t bus,device_t dev,int index,uintptr_t * val)75 atkbdc_read_ivar(device_t bus, device_t dev, int index, uintptr_t *val)
76 {
77 atkbdc_device_t *ivar;
78
79 ivar = (atkbdc_device_t *)device_get_ivars(dev);
80 switch (index) {
81 case KBDC_IVAR_VENDORID:
82 *val = (u_long)ivar->vendorid;
83 break;
84 case KBDC_IVAR_SERIAL:
85 *val = (u_long)ivar->serial;
86 break;
87 case KBDC_IVAR_LOGICALID:
88 *val = (u_long)ivar->logicalid;
89 break;
90 case KBDC_IVAR_COMPATID:
91 *val = (u_long)ivar->compatid;
92 break;
93 default:
94 return ENOENT;
95 }
96 return 0;
97 }
98
99 int
atkbdc_write_ivar(device_t bus,device_t dev,int index,uintptr_t val)100 atkbdc_write_ivar(device_t bus, device_t dev, int index, uintptr_t val)
101 {
102 atkbdc_device_t *ivar;
103
104 ivar = (atkbdc_device_t *)device_get_ivars(dev);
105 switch (index) {
106 case KBDC_IVAR_VENDORID:
107 ivar->vendorid = (u_int32_t)val;
108 break;
109 case KBDC_IVAR_SERIAL:
110 ivar->serial = (u_int32_t)val;
111 break;
112 case KBDC_IVAR_LOGICALID:
113 ivar->logicalid = (u_int32_t)val;
114 break;
115 case KBDC_IVAR_COMPATID:
116 ivar->compatid = (u_int32_t)val;
117 break;
118 default:
119 return ENOENT;
120 }
121 return 0;
122 }
123
124 struct resource_list
atkbdc_get_resource_list(device_t bus,device_t dev)125 *atkbdc_get_resource_list(device_t bus, device_t dev)
126 {
127 atkbdc_device_t *ivar;
128
129 ivar = (atkbdc_device_t *)device_get_ivars(dev);
130 return &ivar->resources;
131 }
132