1/*-
2 * Copyright (c) 2001 Mitsuru IWASAKI
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 */
26
27#include <sys/cdefs.h>
| 1/*-
2 * Copyright (c) 2001 Mitsuru IWASAKI
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 */
26
27#include <sys/cdefs.h>
|
28__FBSDID("$FreeBSD: head/sys/i386/acpica/acpi_machdep.c 128932 2004-05-04 21:04:24Z jhb $");
| 28__FBSDID("$FreeBSD: head/sys/i386/acpica/acpi_machdep.c 128975 2004-05-05 19:51:15Z njl $");
|
29
30#include <sys/param.h>
31#include <sys/bus.h>
32#include <sys/conf.h>
33#include <sys/fcntl.h>
34#include <sys/kernel.h>
35#include <sys/sysctl.h>
36#include <sys/uio.h>
37
38#include "acpi.h"
| 29
30#include <sys/param.h>
31#include <sys/bus.h>
32#include <sys/conf.h>
33#include <sys/fcntl.h>
34#include <sys/kernel.h>
35#include <sys/sysctl.h>
36#include <sys/uio.h>
37
38#include "acpi.h"
|
39
| |
40#include <dev/acpica/acpivar.h>
41#include <dev/acpica/acpiio.h>
42
43static device_t acpi_dev;
44
45/*
46 * APM driver emulation
47 */
48
| 39#include <dev/acpica/acpivar.h>
40#include <dev/acpica/acpiio.h>
41
42static device_t acpi_dev;
43
44/*
45 * APM driver emulation
46 */
47
|
49#if __FreeBSD_version < 500000
50#include <sys/select.h>
51#else
| |
52#include <sys/selinfo.h>
| 48#include <sys/selinfo.h>
|
53#endif
| |
54
55#include <machine/apm_bios.h>
56#include <machine/pc/bios.h>
57
| 49
50#include <machine/apm_bios.h>
51#include <machine/pc/bios.h>
52
|
58#if __FreeBSD_version < 500000
59#include <i386/apm/apm.h>
60#else
| |
61#include <i386/bios/apm.h>
| 53#include <i386/bios/apm.h>
|
62#endif
| |
63
| 54
|
64u_int32_t acpi_reset_video = 1;
| 55uint32_t acpi_reset_video = 1;
|
65TUNABLE_INT("hw.acpi.reset_video", &acpi_reset_video);
66
| 56TUNABLE_INT("hw.acpi.reset_video", &acpi_reset_video);
57
|
| 58static int intr_model = ACPI_INTR_PIC;
|
67static struct apm_softc apm_softc;
68
69static d_open_t apmopen;
70static d_close_t apmclose;
71static d_write_t apmwrite;
72static d_ioctl_t apmioctl;
73static d_poll_t apmpoll;
74
75static struct cdevsw apm_cdevsw = {
76 .d_version = D_VERSION,
77 .d_flags = D_NEEDGIANT,
78 .d_open = apmopen,
79 .d_close = apmclose,
80 .d_write = apmwrite,
81 .d_ioctl = apmioctl,
82 .d_poll = apmpoll,
83 .d_name = "apm",
84};
85
| 59static struct apm_softc apm_softc;
60
61static d_open_t apmopen;
62static d_close_t apmclose;
63static d_write_t apmwrite;
64static d_ioctl_t apmioctl;
65static d_poll_t apmpoll;
66
67static struct cdevsw apm_cdevsw = {
68 .d_version = D_VERSION,
69 .d_flags = D_NEEDGIANT,
70 .d_open = apmopen,
71 .d_close = apmclose,
72 .d_write = apmwrite,
73 .d_ioctl = apmioctl,
74 .d_poll = apmpoll,
75 .d_name = "apm",
76};
77
|
86static int intr_model = ACPI_INTR_PIC;
87
| |
88static int
89acpi_capm_convert_battstate(struct acpi_battinfo *battp)
90{
91 int state;
92
93 state = 0xff; /* XXX unknown */
94
95 if (battp->state & ACPI_BATT_STAT_DISCHARG) {
96 if (battp->cap >= 50)
97 state = 0; /* high */
98 else
99 state = 1; /* low */
100 }
101 if (battp->state & ACPI_BATT_STAT_CRITICAL)
102 state = 2; /* critical */
103 if (battp->state & ACPI_BATT_STAT_CHARGING)
104 state = 3; /* charging */
105
106 /* If still unknown, determine it based on the battery capacity. */
107 if (state == 0xff) {
| 78static int
79acpi_capm_convert_battstate(struct acpi_battinfo *battp)
80{
81 int state;
82
83 state = 0xff; /* XXX unknown */
84
85 if (battp->state & ACPI_BATT_STAT_DISCHARG) {
86 if (battp->cap >= 50)
87 state = 0; /* high */
88 else
89 state = 1; /* low */
90 }
91 if (battp->state & ACPI_BATT_STAT_CRITICAL)
92 state = 2; /* critical */
93 if (battp->state & ACPI_BATT_STAT_CHARGING)
94 state = 3; /* charging */
95
96 /* If still unknown, determine it based on the battery capacity. */
97 if (state == 0xff) {
|
108 if (battp->cap >= 50) {
| 98 if (battp->cap >= 50)
|
109 state = 0; /* high */
| 99 state = 0; /* high */
|
110 } else {
| 100 else
|
111 state = 1; /* low */
| 101 state = 1; /* low */
|
112 }
| |
113 }
114
115 return (state);
116}
117
118static int
119acpi_capm_convert_battflags(struct acpi_battinfo *battp)
120{
121 int flags;
122
123 flags = 0;
124
| 102 }
103
104 return (state);
105}
106
107static int
108acpi_capm_convert_battflags(struct acpi_battinfo *battp)
109{
110 int flags;
111
112 flags = 0;
113
|
125 if (battp->cap >= 50) {
| 114 if (battp->cap >= 50)
|
126 flags |= APM_BATT_HIGH;
| 115 flags |= APM_BATT_HIGH;
|
127 } else {
| 116 else {
|
128 if (battp->state & ACPI_BATT_STAT_CRITICAL)
129 flags |= APM_BATT_CRITICAL;
130 else
131 flags |= APM_BATT_LOW;
132 }
133 if (battp->state & ACPI_BATT_STAT_CHARGING)
134 flags |= APM_BATT_CHARGING;
135 if (battp->state == ACPI_BATT_STAT_NOT_PRESENT)
136 flags = APM_BATT_NOT_PRESENT;
137
138 return (flags);
139}
140
141static int
142acpi_capm_get_info(apm_info_t aip)
143{
144 int acline;
145 struct acpi_battinfo batt;
146
147 aip->ai_infoversion = 1;
148 aip->ai_major = 1;
149 aip->ai_minor = 2;
150 aip->ai_status = apm_softc.active;
151 aip->ai_capabilities= 0xff00; /* XXX unknown */
152
153 if (acpi_acad_get_acline(&acline))
154 aip->ai_acline = 0xff; /* unknown */
155 else
156 aip->ai_acline = acline; /* on/off */
157
158 if (acpi_battery_get_battinfo(-1, &batt)) {
159 aip->ai_batt_stat = 0xff; /* unknown */
160 aip->ai_batt_life = 0xff; /* unknown */
161 aip->ai_batt_time = -1; /* unknown */
162 aip->ai_batteries = 0;
163 } else {
164 aip->ai_batt_stat = acpi_capm_convert_battstate(&batt);
165 aip->ai_batt_life = batt.cap;
166 aip->ai_batt_time = (batt.min == -1) ? -1 : batt.min * 60;
167 aip->ai_batteries = acpi_battery_get_units();
168 }
169
170 return (0);
171}
172
173static int
174acpi_capm_get_pwstatus(apm_pwstatus_t app)
175{
176 int batt_unit;
177 int acline;
178 struct acpi_battinfo batt;
179
180 if (app->ap_device != PMDV_ALLDEV &&
| 117 if (battp->state & ACPI_BATT_STAT_CRITICAL)
118 flags |= APM_BATT_CRITICAL;
119 else
120 flags |= APM_BATT_LOW;
121 }
122 if (battp->state & ACPI_BATT_STAT_CHARGING)
123 flags |= APM_BATT_CHARGING;
124 if (battp->state == ACPI_BATT_STAT_NOT_PRESENT)
125 flags = APM_BATT_NOT_PRESENT;
126
127 return (flags);
128}
129
130static int
131acpi_capm_get_info(apm_info_t aip)
132{
133 int acline;
134 struct acpi_battinfo batt;
135
136 aip->ai_infoversion = 1;
137 aip->ai_major = 1;
138 aip->ai_minor = 2;
139 aip->ai_status = apm_softc.active;
140 aip->ai_capabilities= 0xff00; /* XXX unknown */
141
142 if (acpi_acad_get_acline(&acline))
143 aip->ai_acline = 0xff; /* unknown */
144 else
145 aip->ai_acline = acline; /* on/off */
146
147 if (acpi_battery_get_battinfo(-1, &batt)) {
148 aip->ai_batt_stat = 0xff; /* unknown */
149 aip->ai_batt_life = 0xff; /* unknown */
150 aip->ai_batt_time = -1; /* unknown */
151 aip->ai_batteries = 0;
152 } else {
153 aip->ai_batt_stat = acpi_capm_convert_battstate(&batt);
154 aip->ai_batt_life = batt.cap;
155 aip->ai_batt_time = (batt.min == -1) ? -1 : batt.min * 60;
156 aip->ai_batteries = acpi_battery_get_units();
157 }
158
159 return (0);
160}
161
162static int
163acpi_capm_get_pwstatus(apm_pwstatus_t app)
164{
165 int batt_unit;
166 int acline;
167 struct acpi_battinfo batt;
168
169 if (app->ap_device != PMDV_ALLDEV &&
|
181 (app->ap_device < PMDV_BATT0 || app->ap_device > PMDV_BATT_ALL)) {
| 170 (app->ap_device < PMDV_BATT0 || app->ap_device > PMDV_BATT_ALL))
|
182 return (1);
| 171 return (1);
|
183 }
| |
184
185 if (app->ap_device == PMDV_ALLDEV)
186 batt_unit = -1; /* all units */
187 else
188 batt_unit = app->ap_device - PMDV_BATT0;
189
190 if (acpi_battery_get_battinfo(batt_unit, &batt))
191 return (1);
192
193 app->ap_batt_stat = acpi_capm_convert_battstate(&batt);
194 app->ap_batt_flag = acpi_capm_convert_battflags(&batt);
195 app->ap_batt_life = batt.cap;
196 app->ap_batt_time = (batt.min == -1) ? -1 : batt.min * 60;
197
198 if (acpi_acad_get_acline(&acline))
199 app->ap_acline = 0xff; /* unknown */
200 else
201 app->ap_acline = acline; /* on/off */
202
203 return (0);
204}
205
206static int
207apmopen(dev_t dev, int flag, int fmt, d_thread_t *td)
208{
209 return (0);
210}
211
212static int
213apmclose(dev_t dev, int flag, int fmt, d_thread_t *td)
214{
215 return (0);
216}
217
218static int
219apmioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, d_thread_t *td)
220{
221 int error = 0;
222 struct acpi_softc *acpi_sc;
223 struct apm_info info;
224 apm_info_old_t aiop;
225
226 acpi_sc = device_get_softc(acpi_dev);
227
228 switch (cmd) {
229 case APMIO_SUSPEND:
230 if ((flag & FWRITE) == 0)
231 return (EPERM);
232 if (apm_softc.active)
233 acpi_SetSleepState(acpi_sc, acpi_sc->acpi_suspend_sx);
234 else
235 error = EINVAL;
236 break;
237 case APMIO_STANDBY:
238 if ((flag & FWRITE) == 0)
239 return (EPERM);
240 if (apm_softc.active)
241 acpi_SetSleepState(acpi_sc, acpi_sc->acpi_standby_sx);
242 else
243 error = EINVAL;
244 break;
245 case APMIO_GETINFO_OLD:
246 if (acpi_capm_get_info(&info))
247 error = ENXIO;
248 aiop = (apm_info_old_t)addr;
249 aiop->ai_major = info.ai_major;
250 aiop->ai_minor = info.ai_minor;
251 aiop->ai_acline = info.ai_acline;
252 aiop->ai_batt_stat = info.ai_batt_stat;
253 aiop->ai_batt_life = info.ai_batt_life;
254 aiop->ai_status = info.ai_status;
255 break;
256 case APMIO_GETINFO:
257 if (acpi_capm_get_info((apm_info_t)addr))
258 error = ENXIO;
259 break;
260 case APMIO_GETPWSTATUS:
261 if (acpi_capm_get_pwstatus((apm_pwstatus_t)addr))
262 error = ENXIO;
263 break;
264 case APMIO_ENABLE:
265 if ((flag & FWRITE) == 0)
266 return (EPERM);
267 apm_softc.active = 1;
268 break;
269 case APMIO_DISABLE:
270 if ((flag & FWRITE) == 0)
271 return (EPERM);
272 apm_softc.active = 0;
273 break;
274 case APMIO_HALTCPU:
275 break;
276 case APMIO_NOTHALTCPU:
277 break;
278 case APMIO_DISPLAY:
279 if ((flag & FWRITE) == 0)
280 return (EPERM);
281 break;
282 case APMIO_BIOS:
283 if ((flag & FWRITE) == 0)
284 return (EPERM);
285 bzero(addr, sizeof(struct apm_bios_arg));
286 break;
287 default:
288 error = EINVAL;
289 break;
290 }
291
292 return (error);
293}
294
295static int
296apmwrite(dev_t dev, struct uio *uio, int ioflag)
297{
298 return (uio->uio_resid);
299}
300
301static int
302apmpoll(dev_t dev, int events, d_thread_t *td)
303{
304 return (0);
305}
306
307static void
308acpi_capm_init(struct acpi_softc *sc)
309{
310 make_dev(&apm_cdevsw, 0, 0, 5, 0664, "apm");
311}
312
313int
314acpi_machdep_init(device_t dev)
315{
316 struct acpi_softc *sc;
317
318 acpi_dev = dev;
319 sc = device_get_softc(acpi_dev);
320
321 /*
322 * XXX: Prevent the PnP BIOS code from interfering with
323 * our own scan of ISA devices.
324 */
325 PnPBIOStable = NULL;
326
327 acpi_capm_init(sc);
328
329 acpi_install_wakeup_handler(sc);
330
331 if (intr_model == ACPI_INTR_PIC)
332 BUS_CONFIG_INTR(dev, AcpiGbl_FADT->SciInt, INTR_TRIGGER_LEVEL,
333 INTR_POLARITY_LOW);
334 else
335 acpi_SetIntrModel(intr_model);
336
337 SYSCTL_ADD_UINT(&sc->acpi_sysctl_ctx,
338 SYSCTL_CHILDREN(sc->acpi_sysctl_tree), OID_AUTO,
339 "reset_video", CTLFLAG_RD | CTLFLAG_RW, &acpi_reset_video, 0,
340 "Call the VESA reset BIOS vector on the resume path");
341
342 return (0);
343}
344
345void
346acpi_SetDefaultIntrModel(int model)
347{
348
349 intr_model = model;
350}
| 172
173 if (app->ap_device == PMDV_ALLDEV)
174 batt_unit = -1; /* all units */
175 else
176 batt_unit = app->ap_device - PMDV_BATT0;
177
178 if (acpi_battery_get_battinfo(batt_unit, &batt))
179 return (1);
180
181 app->ap_batt_stat = acpi_capm_convert_battstate(&batt);
182 app->ap_batt_flag = acpi_capm_convert_battflags(&batt);
183 app->ap_batt_life = batt.cap;
184 app->ap_batt_time = (batt.min == -1) ? -1 : batt.min * 60;
185
186 if (acpi_acad_get_acline(&acline))
187 app->ap_acline = 0xff; /* unknown */
188 else
189 app->ap_acline = acline; /* on/off */
190
191 return (0);
192}
193
194static int
195apmopen(dev_t dev, int flag, int fmt, d_thread_t *td)
196{
197 return (0);
198}
199
200static int
201apmclose(dev_t dev, int flag, int fmt, d_thread_t *td)
202{
203 return (0);
204}
205
206static int
207apmioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, d_thread_t *td)
208{
209 int error = 0;
210 struct acpi_softc *acpi_sc;
211 struct apm_info info;
212 apm_info_old_t aiop;
213
214 acpi_sc = device_get_softc(acpi_dev);
215
216 switch (cmd) {
217 case APMIO_SUSPEND:
218 if ((flag & FWRITE) == 0)
219 return (EPERM);
220 if (apm_softc.active)
221 acpi_SetSleepState(acpi_sc, acpi_sc->acpi_suspend_sx);
222 else
223 error = EINVAL;
224 break;
225 case APMIO_STANDBY:
226 if ((flag & FWRITE) == 0)
227 return (EPERM);
228 if (apm_softc.active)
229 acpi_SetSleepState(acpi_sc, acpi_sc->acpi_standby_sx);
230 else
231 error = EINVAL;
232 break;
233 case APMIO_GETINFO_OLD:
234 if (acpi_capm_get_info(&info))
235 error = ENXIO;
236 aiop = (apm_info_old_t)addr;
237 aiop->ai_major = info.ai_major;
238 aiop->ai_minor = info.ai_minor;
239 aiop->ai_acline = info.ai_acline;
240 aiop->ai_batt_stat = info.ai_batt_stat;
241 aiop->ai_batt_life = info.ai_batt_life;
242 aiop->ai_status = info.ai_status;
243 break;
244 case APMIO_GETINFO:
245 if (acpi_capm_get_info((apm_info_t)addr))
246 error = ENXIO;
247 break;
248 case APMIO_GETPWSTATUS:
249 if (acpi_capm_get_pwstatus((apm_pwstatus_t)addr))
250 error = ENXIO;
251 break;
252 case APMIO_ENABLE:
253 if ((flag & FWRITE) == 0)
254 return (EPERM);
255 apm_softc.active = 1;
256 break;
257 case APMIO_DISABLE:
258 if ((flag & FWRITE) == 0)
259 return (EPERM);
260 apm_softc.active = 0;
261 break;
262 case APMIO_HALTCPU:
263 break;
264 case APMIO_NOTHALTCPU:
265 break;
266 case APMIO_DISPLAY:
267 if ((flag & FWRITE) == 0)
268 return (EPERM);
269 break;
270 case APMIO_BIOS:
271 if ((flag & FWRITE) == 0)
272 return (EPERM);
273 bzero(addr, sizeof(struct apm_bios_arg));
274 break;
275 default:
276 error = EINVAL;
277 break;
278 }
279
280 return (error);
281}
282
283static int
284apmwrite(dev_t dev, struct uio *uio, int ioflag)
285{
286 return (uio->uio_resid);
287}
288
289static int
290apmpoll(dev_t dev, int events, d_thread_t *td)
291{
292 return (0);
293}
294
295static void
296acpi_capm_init(struct acpi_softc *sc)
297{
298 make_dev(&apm_cdevsw, 0, 0, 5, 0664, "apm");
299}
300
301int
302acpi_machdep_init(device_t dev)
303{
304 struct acpi_softc *sc;
305
306 acpi_dev = dev;
307 sc = device_get_softc(acpi_dev);
308
309 /*
310 * XXX: Prevent the PnP BIOS code from interfering with
311 * our own scan of ISA devices.
312 */
313 PnPBIOStable = NULL;
314
315 acpi_capm_init(sc);
316
317 acpi_install_wakeup_handler(sc);
318
319 if (intr_model == ACPI_INTR_PIC)
320 BUS_CONFIG_INTR(dev, AcpiGbl_FADT->SciInt, INTR_TRIGGER_LEVEL,
321 INTR_POLARITY_LOW);
322 else
323 acpi_SetIntrModel(intr_model);
324
325 SYSCTL_ADD_UINT(&sc->acpi_sysctl_ctx,
326 SYSCTL_CHILDREN(sc->acpi_sysctl_tree), OID_AUTO,
327 "reset_video", CTLFLAG_RD | CTLFLAG_RW, &acpi_reset_video, 0,
328 "Call the VESA reset BIOS vector on the resume path");
329
330 return (0);
331}
332
333void
334acpi_SetDefaultIntrModel(int model)
335{
336
337 intr_model = model;
338}
|