1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/* $NetBSD: joy_acpi.c,v 1.12 2021/01/29 15:49:55 thorpej Exp $ */
/*
* Copyright (c) 2002 Jared D. McNeill <jmcneill@invisible.ca>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* ACPI joy(4) attachment based in lpt_acpi.c by Jared D. McNeill.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: joy_acpi.c,v 1.12 2021/01/29 15:49:55 thorpej Exp $");
#include <sys/param.h>
#include <sys/device.h>
#include <sys/systm.h>
#include <dev/acpi/acpivar.h>
#include <dev/ic/joyvar.h>
static int joy_acpi_match(device_t, cfdata_t, void *);
static void joy_acpi_attach(device_t, device_t, void *);
struct joy_acpi_softc {
struct joy_softc sc_joy;
kmutex_t sc_lock;
};
CFATTACH_DECL_NEW(joy_acpi, sizeof(struct joy_acpi_softc), joy_acpi_match,
joy_acpi_attach, NULL, NULL);
/*
* Supported device IDs
*/
static const struct device_compatible_entry compat_data[] = {
{ .compat = "PNPB02F" }, /* Joystick/Game port */
DEVICE_COMPAT_EOL
};
/*
* joy_acpi_match: autoconf(9) match routine
*/
static int
joy_acpi_match(device_t parent, cfdata_t match, void *aux)
{
struct acpi_attach_args *aa = aux;
return acpi_compatible_match(aa, compat_data);
}
/*
* joy_acpi_attach: autoconf(9) attach routine
*/
static void
joy_acpi_attach(device_t parent, device_t self, void *aux)
{
struct joy_acpi_softc *asc = device_private(self);
struct joy_softc *sc = &asc->sc_joy;
struct acpi_attach_args *aa = aux;
struct acpi_resources res;
struct acpi_io *io;
ACPI_STATUS rv;
sc->sc_dev = self;
/* parse resources */
rv = acpi_resource_parse(sc->sc_dev, aa->aa_node->ad_handle, "_CRS",
&res, &acpi_resource_parse_ops_default);
if (ACPI_FAILURE(rv))
return;
/* find our i/o registers */
io = acpi_res_io(&res, 0);
if (io == NULL) {
aprint_error_dev(self,
"unable to find i/o register resource\n");
goto out;
}
sc->sc_iot = aa->aa_iot;
if (bus_space_map(sc->sc_iot, io->ar_base, io->ar_length,
0, &sc->sc_ioh)) {
aprint_error_dev(self, "can't map i/o space\n");
goto out;
}
mutex_init(&asc->sc_lock, MUTEX_DEFAULT, IPL_NONE);
sc->sc_lock = &asc->sc_lock;
joyattach(sc);
out:
acpi_resource_cleanup(&res);
}
|