1/*-
2 * Copyright (c) 2000 Takanori Watanabe
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.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
| 1/*-
2 * Copyright (c) 2000 Takanori Watanabe
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.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
|
27 */
28
29#include "opt_acpi.h"
30#include <sys/param.h>
31#include <sys/kernel.h>
32#include <sys/bus.h>
33
34#include <machine/bus.h>
35#include <machine/resource.h>
36#include <sys/rman.h>
37#include <sys/ioccom.h>
38#include <sys/malloc.h>
39#include <sys/conf.h>
40
41#include "acpi.h"
42#include <dev/acpica/acpivar.h>
43#include <dev/acpica/acpiio.h>
44
45/*
46 * Hooks for the ACPI CA debugging infrastructure
47 */
48#define _COMPONENT ACPI_AC_ADAPTER
49MODULE_NAME("AC_ADAPTER")
50
51#define ACPI_DEVICE_CHECK_PNP 0x00
52#define ACPI_DEVICE_CHECK_EXISTENCE 0x01
53#define ACPI_POWERSOURCE_STAT_CHANGE 0x80
54
55static void acpi_acad_get_status(void * );
56static void acpi_acad_notify_handler(ACPI_HANDLE , UINT32 ,void *);
57static int acpi_acad_probe(device_t);
58static int acpi_acad_attach(device_t);
59static int acpi_acad_ioctl(u_long, caddr_t, void *);
60static int acpi_acad_sysctl(SYSCTL_HANDLER_ARGS);
61
62struct acpi_acad_softc {
63 int status;
64};
65
66static void
67acpi_acad_get_status(void *context)
68{
69 int newstatus;
70 device_t dev = context;
71 struct acpi_acad_softc *sc = device_get_softc(dev);
72 ACPI_HANDLE h = acpi_get_handle(dev);
73
74 if (acpi_EvaluateInteger(h, "_PSR", &newstatus) != AE_OK) {
75 sc->status = -1;
76 return;
77 }
78
79 if (sc->status != newstatus) {
80 sc->status = newstatus;
81 /* set system power profile based on AC adapter status */
82 powerprofile_set_state(sc->status ? POWERPROFILE_PERFORMANCE : POWERPROFILE_ECONOMY);
83 }
84
85 if (bootverbose) {
86 device_printf(dev,"%s\n",(sc->status) ? "On Line" : "Off Line");
87 }
88}
89
90static void
91acpi_acad_notify_handler(ACPI_HANDLE h, UINT32 notify, void *context)
92{
93 device_t dev = context;
94
95 if (bootverbose) {
96 device_printf(dev, "Notify %d\n", notify);
97 }
98
99 switch (notify) {
100 case ACPI_DEVICE_CHECK_PNP:
101 case ACPI_DEVICE_CHECK_EXISTENCE:
102 case ACPI_POWERSOURCE_STAT_CHANGE:
103 /*Temporally. It is better to notify policy manager*/
104 AcpiOsQueueForExecution(OSD_PRIORITY_LO,
105 acpi_acad_get_status,context);
106 break;
107 default:
108 break;
109 }
110}
111
112static int
113acpi_acad_probe(device_t dev)
114{
115
116 if ((acpi_get_type(dev) == ACPI_TYPE_DEVICE) &&
117 acpi_MatchHid(dev, "ACPI0003")) {
118
119 /*
120 * Set device description
121 */
122 device_set_desc(dev, "AC adapter");
123 return(0);
124 }
125 return(ENXIO);
126}
127
128static int
129acpi_acad_attach(device_t dev)
130{
131 int error;
132 struct acpi_acad_softc *sc;
133 struct acpi_softc *acpi_sc;
134
135 ACPI_HANDLE handle = acpi_get_handle(dev);
136 AcpiInstallNotifyHandler(handle,
137 ACPI_DEVICE_NOTIFY,
138 acpi_acad_notify_handler, dev);
139 /*Installing system notify is not so good*/
140 AcpiInstallNotifyHandler(handle,
141 ACPI_SYSTEM_NOTIFY,
142 acpi_acad_notify_handler, dev);
143
144 if ((sc = device_get_softc(dev)) == NULL) {
145 return (ENXIO);
146 }
147 if ((error = acpi_register_ioctl(ACPIIO_ACAD_GET_STATUS,
148 acpi_acad_ioctl, dev)) != 0) {
149 return (error);
150 }
151
152 if (device_get_unit(dev) == 0) {
153 acpi_sc = acpi_device_get_parent_softc(dev);
154 SYSCTL_ADD_PROC(&acpi_sc->acpi_sysctl_ctx,
155 SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
156 OID_AUTO, "acline", CTLTYPE_INT | CTLFLAG_RD,
157 &sc->status, 0, acpi_acad_sysctl, "I", "");
158 }
159
160 /* Get initial status after whole system is up. */
161 sc->status = -1;
162 AcpiOsQueueForExecution(OSD_PRIORITY_LO, acpi_acad_get_status, dev);
163
164 return(0);
165}
166
167static device_method_t acpi_acad_methods[] = {
168 /* Device interface */
169 DEVMETHOD(device_probe, acpi_acad_probe),
170 DEVMETHOD(device_attach, acpi_acad_attach),
171
172 {0, 0}
173};
174
175static driver_t acpi_acad_driver = {
176 "acpi_acad",
177 acpi_acad_methods,
178 sizeof(struct acpi_acad_softc),
179};
180
181static devclass_t acpi_acad_devclass;
182DRIVER_MODULE(acpi_acad,acpi,acpi_acad_driver,acpi_acad_devclass,0,0);
183
184static int
185acpi_acad_ioctl(u_long cmd, caddr_t addr, void *arg)
186{
187 device_t dev;
188 struct acpi_acad_softc *sc;
189
190 dev = (device_t)arg;
191 if ((sc = device_get_softc(dev)) == NULL) {
192 return(ENXIO);
193 }
194
195 switch (cmd) {
196 case ACPIIO_ACAD_GET_STATUS:
197 acpi_acad_get_status(dev);
198 *(int *)addr = sc->status;
199 break;
200 }
201
202 return(0);
203}
204
205static int
206acpi_acad_sysctl(SYSCTL_HANDLER_ARGS)
207{
208 int val;
209 int error;
| 27 */
28
29#include "opt_acpi.h"
30#include <sys/param.h>
31#include <sys/kernel.h>
32#include <sys/bus.h>
33
34#include <machine/bus.h>
35#include <machine/resource.h>
36#include <sys/rman.h>
37#include <sys/ioccom.h>
38#include <sys/malloc.h>
39#include <sys/conf.h>
40
41#include "acpi.h"
42#include <dev/acpica/acpivar.h>
43#include <dev/acpica/acpiio.h>
44
45/*
46 * Hooks for the ACPI CA debugging infrastructure
47 */
48#define _COMPONENT ACPI_AC_ADAPTER
49MODULE_NAME("AC_ADAPTER")
50
51#define ACPI_DEVICE_CHECK_PNP 0x00
52#define ACPI_DEVICE_CHECK_EXISTENCE 0x01
53#define ACPI_POWERSOURCE_STAT_CHANGE 0x80
54
55static void acpi_acad_get_status(void * );
56static void acpi_acad_notify_handler(ACPI_HANDLE , UINT32 ,void *);
57static int acpi_acad_probe(device_t);
58static int acpi_acad_attach(device_t);
59static int acpi_acad_ioctl(u_long, caddr_t, void *);
60static int acpi_acad_sysctl(SYSCTL_HANDLER_ARGS);
61
62struct acpi_acad_softc {
63 int status;
64};
65
66static void
67acpi_acad_get_status(void *context)
68{
69 int newstatus;
70 device_t dev = context;
71 struct acpi_acad_softc *sc = device_get_softc(dev);
72 ACPI_HANDLE h = acpi_get_handle(dev);
73
74 if (acpi_EvaluateInteger(h, "_PSR", &newstatus) != AE_OK) {
75 sc->status = -1;
76 return;
77 }
78
79 if (sc->status != newstatus) {
80 sc->status = newstatus;
81 /* set system power profile based on AC adapter status */
82 powerprofile_set_state(sc->status ? POWERPROFILE_PERFORMANCE : POWERPROFILE_ECONOMY);
83 }
84
85 if (bootverbose) {
86 device_printf(dev,"%s\n",(sc->status) ? "On Line" : "Off Line");
87 }
88}
89
90static void
91acpi_acad_notify_handler(ACPI_HANDLE h, UINT32 notify, void *context)
92{
93 device_t dev = context;
94
95 if (bootverbose) {
96 device_printf(dev, "Notify %d\n", notify);
97 }
98
99 switch (notify) {
100 case ACPI_DEVICE_CHECK_PNP:
101 case ACPI_DEVICE_CHECK_EXISTENCE:
102 case ACPI_POWERSOURCE_STAT_CHANGE:
103 /*Temporally. It is better to notify policy manager*/
104 AcpiOsQueueForExecution(OSD_PRIORITY_LO,
105 acpi_acad_get_status,context);
106 break;
107 default:
108 break;
109 }
110}
111
112static int
113acpi_acad_probe(device_t dev)
114{
115
116 if ((acpi_get_type(dev) == ACPI_TYPE_DEVICE) &&
117 acpi_MatchHid(dev, "ACPI0003")) {
118
119 /*
120 * Set device description
121 */
122 device_set_desc(dev, "AC adapter");
123 return(0);
124 }
125 return(ENXIO);
126}
127
128static int
129acpi_acad_attach(device_t dev)
130{
131 int error;
132 struct acpi_acad_softc *sc;
133 struct acpi_softc *acpi_sc;
134
135 ACPI_HANDLE handle = acpi_get_handle(dev);
136 AcpiInstallNotifyHandler(handle,
137 ACPI_DEVICE_NOTIFY,
138 acpi_acad_notify_handler, dev);
139 /*Installing system notify is not so good*/
140 AcpiInstallNotifyHandler(handle,
141 ACPI_SYSTEM_NOTIFY,
142 acpi_acad_notify_handler, dev);
143
144 if ((sc = device_get_softc(dev)) == NULL) {
145 return (ENXIO);
146 }
147 if ((error = acpi_register_ioctl(ACPIIO_ACAD_GET_STATUS,
148 acpi_acad_ioctl, dev)) != 0) {
149 return (error);
150 }
151
152 if (device_get_unit(dev) == 0) {
153 acpi_sc = acpi_device_get_parent_softc(dev);
154 SYSCTL_ADD_PROC(&acpi_sc->acpi_sysctl_ctx,
155 SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
156 OID_AUTO, "acline", CTLTYPE_INT | CTLFLAG_RD,
157 &sc->status, 0, acpi_acad_sysctl, "I", "");
158 }
159
160 /* Get initial status after whole system is up. */
161 sc->status = -1;
162 AcpiOsQueueForExecution(OSD_PRIORITY_LO, acpi_acad_get_status, dev);
163
164 return(0);
165}
166
167static device_method_t acpi_acad_methods[] = {
168 /* Device interface */
169 DEVMETHOD(device_probe, acpi_acad_probe),
170 DEVMETHOD(device_attach, acpi_acad_attach),
171
172 {0, 0}
173};
174
175static driver_t acpi_acad_driver = {
176 "acpi_acad",
177 acpi_acad_methods,
178 sizeof(struct acpi_acad_softc),
179};
180
181static devclass_t acpi_acad_devclass;
182DRIVER_MODULE(acpi_acad,acpi,acpi_acad_driver,acpi_acad_devclass,0,0);
183
184static int
185acpi_acad_ioctl(u_long cmd, caddr_t addr, void *arg)
186{
187 device_t dev;
188 struct acpi_acad_softc *sc;
189
190 dev = (device_t)arg;
191 if ((sc = device_get_softc(dev)) == NULL) {
192 return(ENXIO);
193 }
194
195 switch (cmd) {
196 case ACPIIO_ACAD_GET_STATUS:
197 acpi_acad_get_status(dev);
198 *(int *)addr = sc->status;
199 break;
200 }
201
202 return(0);
203}
204
205static int
206acpi_acad_sysctl(SYSCTL_HANDLER_ARGS)
207{
208 int val;
209 int error;
|