zapm.c revision 1.3.44.2 1 1.3.44.2 skrll /* $NetBSD: zapm.c,v 1.3.44.2 2009/04/28 07:35:02 skrll Exp $ */
2 1.3 nonaka /* $OpenBSD: zaurus_apm.c,v 1.13 2006/12/12 23:14:28 dim Exp $ */
3 1.1 ober
4 1.1 ober /*
5 1.1 ober * Copyright (c) 2005 Uwe Stuehler <uwe (at) bsdx.de>
6 1.1 ober *
7 1.1 ober * Permission to use, copy, modify, and distribute this software for any
8 1.1 ober * purpose with or without fee is hereby granted, provided that the above
9 1.1 ober * copyright notice and this permission notice appear in all copies.
10 1.1 ober *
11 1.1 ober * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 1.1 ober * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 1.1 ober * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 1.1 ober * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 1.1 ober * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 1.1 ober * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 1.1 ober * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 1.1 ober */
19 1.1 ober
20 1.3 nonaka #include <sys/cdefs.h>
21 1.3.44.2 skrll __KERNEL_RCSID(0, "$NetBSD: zapm.c,v 1.3.44.2 2009/04/28 07:35:02 skrll Exp $");
22 1.3 nonaka
23 1.1 ober #include <sys/param.h>
24 1.1 ober #include <sys/systm.h>
25 1.1 ober #include <sys/kernel.h>
26 1.3 nonaka #include <sys/callout.h>
27 1.3.44.2 skrll #include <sys/selinfo.h> /* XXX: for apm_softc that is exposed here */
28 1.3 nonaka
29 1.3 nonaka #include <dev/hpc/apm/apmvar.h>
30 1.1 ober
31 1.1 ober #include <arm/xscale/pxa2x0reg.h>
32 1.1 ober #include <arm/xscale/pxa2x0var.h>
33 1.3 nonaka #include <arm/xscale/pxa2x0cpu.h>
34 1.1 ober #include <arm/xscale/pxa2x0_gpio.h>
35 1.1 ober
36 1.3 nonaka #include <machine/config_hook.h>
37 1.1 ober
38 1.3 nonaka #include <zaurus/dev/scoopvar.h>
39 1.3 nonaka #include <zaurus/dev/zsspvar.h>
40 1.3 nonaka #include <zaurus/zaurus/zaurus_reg.h>
41 1.3 nonaka #include <zaurus/zaurus/zaurus_var.h>
42 1.1 ober
43 1.3 nonaka #ifdef APMDEBUG
44 1.1 ober #define DPRINTF(x) printf x
45 1.1 ober #else
46 1.3 nonaka #define DPRINTF(x) do { } while (/*CONSTCOND*/0)
47 1.1 ober #endif
48 1.1 ober
49 1.1 ober struct zapm_softc {
50 1.3.44.1 skrll device_t sc_dev;
51 1.3 nonaka void *sc_apmdev;
52 1.3 nonaka
53 1.3 nonaka struct callout sc_cyclic_poll;
54 1.3 nonaka struct callout sc_discharge_poll;
55 1.1 ober struct timeval sc_lastbattchk;
56 1.3 nonaka volatile int suspended;
57 1.3 nonaka volatile int charging;
58 1.3 nonaka volatile int discharging;
59 1.3 nonaka int battery_volt;
60 1.3 nonaka int battery_full_cnt;
61 1.3 nonaka
62 1.3 nonaka /* GPIO pin */
63 1.3 nonaka int sc_ac_detect_pin;
64 1.3 nonaka int sc_batt_cover_pin;
65 1.3 nonaka int sc_charge_comp_pin;
66 1.3 nonaka
67 1.3 nonaka /* machine-independent part */
68 1.3 nonaka volatile u_int events;
69 1.3 nonaka volatile int power_state;
70 1.3 nonaka volatile int battery_state;
71 1.3 nonaka volatile int ac_state;
72 1.3 nonaka config_hook_tag sc_standby_hook;
73 1.3 nonaka config_hook_tag sc_suspend_hook;
74 1.3 nonaka config_hook_tag sc_battery_hook;
75 1.3 nonaka config_hook_tag sc_ac_hook;
76 1.3 nonaka int battery_life;
77 1.3 nonaka int minutes_left;
78 1.1 ober };
79 1.1 ober
80 1.3.44.1 skrll static int zapm_match(device_t, cfdata_t, void *);
81 1.3.44.1 skrll static void zapm_attach(device_t, device_t, void *);
82 1.3 nonaka
83 1.3.44.1 skrll CFATTACH_DECL_NEW(zapm, sizeof(struct zapm_softc),
84 1.3 nonaka zapm_match, zapm_attach, NULL, NULL);
85 1.1 ober
86 1.3 nonaka static int zapm_hook(void *, int, long, void *);
87 1.3 nonaka static void zapm_disconnect(void *);
88 1.3 nonaka static void zapm_enable(void *, int);
89 1.3 nonaka static int zapm_set_powstate(void *, u_int, u_int);
90 1.3.44.2 skrll static int zapm_get_powstat(void *, u_int, struct apm_power_info *);
91 1.3 nonaka static int zapm_get_event(void *, u_int *, u_int *);
92 1.3 nonaka static void zapm_cpu_busy(void *);
93 1.3 nonaka static void zapm_cpu_idle(void *);
94 1.3 nonaka static void zapm_get_capabilities(void *, u_int *, u_int *);
95 1.3 nonaka
96 1.3 nonaka static struct apm_accessops zapm_accessops = {
97 1.3 nonaka zapm_disconnect,
98 1.3 nonaka zapm_enable,
99 1.3 nonaka zapm_set_powstate,
100 1.3 nonaka zapm_get_powstat,
101 1.3 nonaka zapm_get_event,
102 1.3 nonaka zapm_cpu_busy,
103 1.3 nonaka zapm_cpu_idle,
104 1.3 nonaka zapm_get_capabilities,
105 1.1 ober };
106 1.1 ober
107 1.3 nonaka static int zapm_acintr(void *);
108 1.3 nonaka static int zapm_bcintr(void *);
109 1.3 nonaka static void zapm_cyclic(void *);
110 1.3 nonaka static void zapm_poll(void *);
111 1.3 nonaka static void zapm_poll1(void *, int);
112 1.3 nonaka
113 1.3 nonaka /* battery-related GPIO pins */
114 1.3 nonaka #define GPIO_AC_IN_C3000 115 /* 0=AC connected */
115 1.3 nonaka #define GPIO_CHRG_CO_C3000 101 /* 1=battery full */
116 1.3 nonaka #define GPIO_BATT_COVER_C3000 90 /* 0=unlocked */
117 1.3 nonaka
118 1.3 nonaka /* Cyclic timer value */
119 1.3 nonaka #define CYCLIC_TIME (60 * hz) /* 60s */
120 1.3 nonaka
121 1.3 nonaka static int
122 1.3.44.1 skrll zapm_match(device_t parent, cfdata_t cf, void *aux)
123 1.3 nonaka {
124 1.3 nonaka
125 1.3 nonaka if (!ZAURUS_ISC3000)
126 1.3 nonaka return 0;
127 1.3 nonaka return 1;
128 1.3 nonaka }
129 1.3 nonaka
130 1.3 nonaka static void
131 1.3.44.1 skrll zapm_attach(device_t parent, device_t self, void *aux)
132 1.3 nonaka {
133 1.3 nonaka struct zapm_softc *sc = device_private(self);
134 1.3 nonaka struct apmdev_attach_args aaa;
135 1.3 nonaka
136 1.3.44.1 skrll sc->sc_dev = self;
137 1.3.44.1 skrll
138 1.3 nonaka aprint_normal(": pseudo power management module\n");
139 1.3.44.1 skrll aprint_naive("\n");
140 1.3 nonaka
141 1.3 nonaka /* machine-depent part */
142 1.3 nonaka callout_init(&sc->sc_cyclic_poll, 0);
143 1.3 nonaka callout_setfunc(&sc->sc_cyclic_poll, zapm_cyclic, sc);
144 1.3 nonaka callout_init(&sc->sc_discharge_poll, 0);
145 1.3 nonaka callout_setfunc(&sc->sc_discharge_poll, zapm_poll, sc);
146 1.3 nonaka
147 1.3 nonaka if (ZAURUS_ISC3000) {
148 1.3 nonaka sc->sc_ac_detect_pin = GPIO_AC_IN_C3000;
149 1.3 nonaka sc->sc_batt_cover_pin = GPIO_BATT_COVER_C3000;
150 1.3 nonaka sc->sc_charge_comp_pin = GPIO_CHRG_CO_C3000;
151 1.3 nonaka } else {
152 1.3 nonaka /* XXX */
153 1.3 nonaka return;
154 1.3 nonaka }
155 1.3 nonaka
156 1.3 nonaka pxa2x0_gpio_set_function(sc->sc_ac_detect_pin, GPIO_IN);
157 1.3 nonaka pxa2x0_gpio_set_function(sc->sc_charge_comp_pin, GPIO_IN);
158 1.3 nonaka pxa2x0_gpio_set_function(sc->sc_batt_cover_pin, GPIO_IN);
159 1.3 nonaka
160 1.3 nonaka (void)pxa2x0_gpio_intr_establish(sc->sc_ac_detect_pin,
161 1.3 nonaka IST_EDGE_BOTH, IPL_BIO, zapm_acintr, sc);
162 1.3 nonaka (void)pxa2x0_gpio_intr_establish(sc->sc_charge_comp_pin,
163 1.3 nonaka IST_EDGE_BOTH, IPL_BIO, zapm_bcintr, sc);
164 1.3 nonaka
165 1.3 nonaka /* machine-independent part */
166 1.3 nonaka sc->events = 0;
167 1.3 nonaka sc->power_state = APM_SYS_READY;
168 1.3 nonaka sc->battery_state = APM_BATT_FLAG_UNKNOWN;
169 1.3 nonaka sc->ac_state = APM_AC_UNKNOWN;
170 1.3 nonaka sc->battery_life = APM_BATT_LIFE_UNKNOWN;
171 1.3 nonaka sc->minutes_left = 0;
172 1.3 nonaka sc->sc_standby_hook = config_hook(CONFIG_HOOK_PMEVENT,
173 1.3 nonaka CONFIG_HOOK_PMEVENT_STANDBYREQ,
174 1.3 nonaka CONFIG_HOOK_EXCLUSIVE,
175 1.3 nonaka zapm_hook, sc);
176 1.3 nonaka sc->sc_suspend_hook = config_hook(CONFIG_HOOK_PMEVENT,
177 1.3 nonaka CONFIG_HOOK_PMEVENT_SUSPENDREQ,
178 1.3 nonaka CONFIG_HOOK_EXCLUSIVE,
179 1.3 nonaka zapm_hook, sc);
180 1.3 nonaka
181 1.3 nonaka sc->sc_battery_hook = config_hook(CONFIG_HOOK_PMEVENT,
182 1.3 nonaka CONFIG_HOOK_PMEVENT_BATTERY,
183 1.3 nonaka CONFIG_HOOK_SHARE,
184 1.3 nonaka zapm_hook, sc);
185 1.3 nonaka
186 1.3 nonaka sc->sc_ac_hook = config_hook(CONFIG_HOOK_PMEVENT,
187 1.3 nonaka CONFIG_HOOK_PMEVENT_AC,
188 1.3 nonaka CONFIG_HOOK_SHARE,
189 1.3 nonaka zapm_hook, sc);
190 1.3 nonaka
191 1.3 nonaka aaa.accessops = &zapm_accessops;
192 1.3 nonaka aaa.accesscookie = sc;
193 1.3 nonaka aaa.apm_detail = 0x0102;
194 1.3 nonaka
195 1.3 nonaka sc->sc_apmdev = config_found_ia(self, "apmdevif", &aaa, apmprint);
196 1.3 nonaka if (sc->sc_apmdev != NULL) {
197 1.3 nonaka zapm_poll1(sc, 0);
198 1.3 nonaka callout_schedule(&sc->sc_cyclic_poll, CYCLIC_TIME);
199 1.3 nonaka }
200 1.3 nonaka }
201 1.3 nonaka
202 1.3 nonaka static int
203 1.3 nonaka zapm_hook(void *v, int type, long id, void *msg)
204 1.3 nonaka {
205 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
206 1.3 nonaka int charge;
207 1.3 nonaka int message;
208 1.3 nonaka int s;
209 1.3 nonaka
210 1.3 nonaka if (type != CONFIG_HOOK_PMEVENT)
211 1.3 nonaka return 1;
212 1.3 nonaka
213 1.3 nonaka if (CONFIG_HOOK_VALUEP(msg))
214 1.3 nonaka message = (int)msg;
215 1.3 nonaka else
216 1.3 nonaka message = *(int *)msg;
217 1.3 nonaka
218 1.3 nonaka s = splhigh();
219 1.3 nonaka
220 1.3 nonaka switch (id) {
221 1.3 nonaka case CONFIG_HOOK_PMEVENT_STANDBYREQ:
222 1.3 nonaka if (sc->power_state != APM_SYS_STANDBY) {
223 1.3 nonaka sc->events |= (1 << APM_USER_STANDBY_REQ);
224 1.3 nonaka } else {
225 1.3 nonaka sc->events |= (1 << APM_NORMAL_RESUME);
226 1.3 nonaka }
227 1.3 nonaka break;
228 1.3 nonaka case CONFIG_HOOK_PMEVENT_SUSPENDREQ:
229 1.3 nonaka if (sc->power_state != APM_SYS_SUSPEND) {
230 1.3 nonaka DPRINTF(("zapm: suspend request\n"));
231 1.3 nonaka sc->events |= (1 << APM_USER_SUSPEND_REQ);
232 1.3 nonaka } else {
233 1.3 nonaka sc->events |= (1 << APM_NORMAL_RESUME);
234 1.3 nonaka }
235 1.3 nonaka break;
236 1.3 nonaka case CONFIG_HOOK_PMEVENT_BATTERY:
237 1.3 nonaka switch (message) {
238 1.3 nonaka case CONFIG_HOOK_BATT_CRITICAL:
239 1.3 nonaka DPRINTF(("zapm: battery state critical\n"));
240 1.3 nonaka charge = sc->battery_state & APM_BATT_FLAG_CHARGING;
241 1.3 nonaka sc->battery_state = APM_BATT_FLAG_CRITICAL;
242 1.3 nonaka sc->battery_state |= charge;
243 1.3 nonaka sc->battery_life = 0;
244 1.3 nonaka break;
245 1.3 nonaka case CONFIG_HOOK_BATT_LOW:
246 1.3 nonaka DPRINTF(("zapm: battery state low\n"));
247 1.3 nonaka charge = sc->battery_state & APM_BATT_FLAG_CHARGING;
248 1.3 nonaka sc->battery_state = APM_BATT_FLAG_LOW;
249 1.3 nonaka sc->battery_state |= charge;
250 1.3 nonaka break;
251 1.3 nonaka case CONFIG_HOOK_BATT_HIGH:
252 1.3 nonaka DPRINTF(("zapm: battery state high\n"));
253 1.3 nonaka charge = sc->battery_state & APM_BATT_FLAG_CHARGING;
254 1.3 nonaka sc->battery_state = APM_BATT_FLAG_HIGH;
255 1.3 nonaka sc->battery_state |= charge;
256 1.3 nonaka break;
257 1.3 nonaka case CONFIG_HOOK_BATT_10P:
258 1.3 nonaka DPRINTF(("zapm: battery life 10%%\n"));
259 1.3 nonaka sc->battery_life = 10;
260 1.3 nonaka break;
261 1.3 nonaka case CONFIG_HOOK_BATT_20P:
262 1.3 nonaka DPRINTF(("zapm: battery life 20%%\n"));
263 1.3 nonaka sc->battery_life = 20;
264 1.3 nonaka break;
265 1.3 nonaka case CONFIG_HOOK_BATT_30P:
266 1.3 nonaka DPRINTF(("zapm: battery life 30%%\n"));
267 1.3 nonaka sc->battery_life = 30;
268 1.3 nonaka break;
269 1.3 nonaka case CONFIG_HOOK_BATT_40P:
270 1.3 nonaka DPRINTF(("zapm: battery life 40%%\n"));
271 1.3 nonaka sc->battery_life = 40;
272 1.3 nonaka break;
273 1.3 nonaka case CONFIG_HOOK_BATT_50P:
274 1.3 nonaka DPRINTF(("zapm: battery life 50%%\n"));
275 1.3 nonaka sc->battery_life = 50;
276 1.3 nonaka break;
277 1.3 nonaka case CONFIG_HOOK_BATT_60P:
278 1.3 nonaka DPRINTF(("zapm: battery life 60%%\n"));
279 1.3 nonaka sc->battery_life = 60;
280 1.3 nonaka break;
281 1.3 nonaka case CONFIG_HOOK_BATT_70P:
282 1.3 nonaka DPRINTF(("zapm: battery life 70%%\n"));
283 1.3 nonaka sc->battery_life = 70;
284 1.3 nonaka break;
285 1.3 nonaka case CONFIG_HOOK_BATT_80P:
286 1.3 nonaka DPRINTF(("zapm: battery life 80%%\n"));
287 1.3 nonaka sc->battery_life = 80;
288 1.3 nonaka break;
289 1.3 nonaka case CONFIG_HOOK_BATT_90P:
290 1.3 nonaka DPRINTF(("zapm: battery life 90%%\n"));
291 1.3 nonaka sc->battery_life = 90;
292 1.3 nonaka break;
293 1.3 nonaka case CONFIG_HOOK_BATT_100P:
294 1.3 nonaka DPRINTF(("zapm: battery life 100%%\n"));
295 1.3 nonaka sc->battery_life = 100;
296 1.3 nonaka break;
297 1.3 nonaka case CONFIG_HOOK_BATT_UNKNOWN:
298 1.3 nonaka DPRINTF(("zapm: battery state unknown\n"));
299 1.3 nonaka sc->battery_state = APM_BATT_FLAG_UNKNOWN;
300 1.3 nonaka sc->battery_life = APM_BATT_LIFE_UNKNOWN;
301 1.3 nonaka break;
302 1.3 nonaka case CONFIG_HOOK_BATT_NO_SYSTEM_BATTERY:
303 1.3 nonaka DPRINTF(("zapm: battery state no system battery?\n"));
304 1.3 nonaka sc->battery_state = APM_BATT_FLAG_NO_SYSTEM_BATTERY;
305 1.3 nonaka sc->battery_life = APM_BATT_LIFE_UNKNOWN;
306 1.3 nonaka break;
307 1.3 nonaka }
308 1.3 nonaka break;
309 1.3 nonaka case CONFIG_HOOK_PMEVENT_AC:
310 1.3 nonaka switch (message) {
311 1.3 nonaka case CONFIG_HOOK_AC_OFF:
312 1.3 nonaka DPRINTF(("zapm: ac not connected\n"));
313 1.3 nonaka sc->battery_state &= ~APM_BATT_FLAG_CHARGING;
314 1.3 nonaka sc->ac_state = APM_AC_OFF;
315 1.3 nonaka break;
316 1.3 nonaka case CONFIG_HOOK_AC_ON_CHARGE:
317 1.3 nonaka DPRINTF(("zapm: charging\n"));
318 1.3 nonaka sc->battery_state |= APM_BATT_FLAG_CHARGING;
319 1.3 nonaka sc->ac_state = APM_AC_ON;
320 1.3 nonaka break;
321 1.3 nonaka case CONFIG_HOOK_AC_ON_NOCHARGE:
322 1.3 nonaka DPRINTF(("zapm: ac connected\n"));
323 1.3 nonaka sc->battery_state &= ~APM_BATT_FLAG_CHARGING;
324 1.3 nonaka sc->ac_state = APM_AC_ON;
325 1.3 nonaka break;
326 1.3 nonaka case CONFIG_HOOK_AC_UNKNOWN:
327 1.3 nonaka sc->ac_state = APM_AC_UNKNOWN;
328 1.3 nonaka break;
329 1.3 nonaka }
330 1.3 nonaka break;
331 1.3 nonaka }
332 1.3 nonaka
333 1.3 nonaka splx(s);
334 1.3 nonaka
335 1.3 nonaka return 0;
336 1.3 nonaka }
337 1.3 nonaka
338 1.3 nonaka static void
339 1.3 nonaka zapm_disconnect(void *v)
340 1.3 nonaka {
341 1.3 nonaka #if 0
342 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
343 1.3 nonaka #endif
344 1.3 nonaka }
345 1.3 nonaka
346 1.3 nonaka static void
347 1.3 nonaka zapm_enable(void *v, int onoff)
348 1.3 nonaka {
349 1.3 nonaka #if 0
350 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
351 1.3 nonaka #endif
352 1.3 nonaka }
353 1.3 nonaka
354 1.3 nonaka static int
355 1.3 nonaka zapm_set_powstate(void *v, u_int devid, u_int powstat)
356 1.3 nonaka {
357 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
358 1.3 nonaka
359 1.3 nonaka if (devid != APM_DEV_ALLDEVS)
360 1.3 nonaka return APM_ERR_UNRECOG_DEV;
361 1.3 nonaka
362 1.3 nonaka switch (powstat) {
363 1.3 nonaka case APM_SYS_READY:
364 1.3 nonaka DPRINTF(("zapm: set power state READY\n"));
365 1.3 nonaka sc->power_state = APM_SYS_READY;
366 1.3 nonaka break;
367 1.3 nonaka case APM_SYS_STANDBY:
368 1.3 nonaka DPRINTF(("zapm: set power state STANDBY\n"));
369 1.3 nonaka /* XXX */
370 1.3 nonaka DPRINTF(("zapm: resume\n"));
371 1.3 nonaka break;
372 1.3 nonaka case APM_SYS_SUSPEND:
373 1.3 nonaka DPRINTF(("zapm: set power state SUSPEND...\n"));
374 1.3 nonaka /* XXX */
375 1.3 nonaka DPRINTF(("zapm: resume\n"));
376 1.3 nonaka break;
377 1.3 nonaka case APM_SYS_OFF:
378 1.3 nonaka DPRINTF(("zapm: set power state OFF\n"));
379 1.3 nonaka sc->power_state = APM_SYS_OFF;
380 1.3 nonaka break;
381 1.3 nonaka case APM_LASTREQ_INPROG:
382 1.3 nonaka /*DPRINTF(("zapm: set power state INPROG\n"));*/
383 1.3 nonaka break;
384 1.3 nonaka case APM_LASTREQ_REJECTED:
385 1.3 nonaka DPRINTF(("zapm: set power state REJECTED\n"));
386 1.3 nonaka break;
387 1.3 nonaka }
388 1.3 nonaka
389 1.3 nonaka return 0;
390 1.3 nonaka }
391 1.3 nonaka
392 1.3 nonaka static int
393 1.3.44.2 skrll zapm_get_powstat(void *v, u_int batteryid, struct apm_power_info *pinfo)
394 1.3 nonaka {
395 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
396 1.3 nonaka int val;
397 1.3 nonaka
398 1.3 nonaka if (config_hook_call(CONFIG_HOOK_GET,
399 1.3 nonaka CONFIG_HOOK_ACADAPTER, &val) != -1)
400 1.3 nonaka pinfo->ac_state = val;
401 1.3 nonaka else
402 1.3 nonaka pinfo->ac_state = sc->ac_state;
403 1.3 nonaka if (config_hook_call(CONFIG_HOOK_GET,
404 1.3 nonaka CONFIG_HOOK_CHARGE, &val) != -1)
405 1.3 nonaka pinfo->battery_state = val;
406 1.3 nonaka else
407 1.3 nonaka pinfo->battery_state = sc->battery_state;
408 1.3 nonaka if (config_hook_call(CONFIG_HOOK_GET,
409 1.3 nonaka CONFIG_HOOK_BATTERYVAL, &val) != -1)
410 1.3 nonaka pinfo->battery_life = val;
411 1.3 nonaka else
412 1.3 nonaka pinfo->battery_life = sc->battery_life;
413 1.3 nonaka
414 1.3 nonaka return 0;
415 1.3 nonaka }
416 1.3 nonaka
417 1.3 nonaka static int
418 1.3 nonaka zapm_get_event(void *v, u_int *event_type, u_int *event_info)
419 1.3 nonaka {
420 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
421 1.3 nonaka u_int ev;
422 1.3 nonaka int s;
423 1.3 nonaka
424 1.3 nonaka s = splhigh();
425 1.3 nonaka for (ev = APM_STANDBY_REQ; ev <= APM_CAP_CHANGE; ev++) {
426 1.3 nonaka if (sc->events & (1 << ev)) {
427 1.3 nonaka sc->events &= ~(1 << ev);
428 1.3 nonaka *event_type = ev;
429 1.3 nonaka if (*event_type == APM_NORMAL_RESUME ||
430 1.3 nonaka *event_type == APM_CRIT_RESUME) {
431 1.3 nonaka /* pccard power off in the suspend state */
432 1.3 nonaka *event_info = 1;
433 1.3 nonaka sc->power_state = APM_SYS_READY;
434 1.3 nonaka } else {
435 1.3 nonaka *event_info = 0;
436 1.3 nonaka }
437 1.3 nonaka splx(s);
438 1.3 nonaka
439 1.3 nonaka return 0;
440 1.3 nonaka }
441 1.3 nonaka }
442 1.3 nonaka splx(s);
443 1.3 nonaka
444 1.3 nonaka return APM_ERR_NOEVENTS;
445 1.3 nonaka }
446 1.3 nonaka
447 1.3 nonaka static void
448 1.3 nonaka zapm_cpu_busy(void *v)
449 1.3 nonaka {
450 1.3 nonaka #if 0
451 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
452 1.3 nonaka #endif
453 1.3 nonaka }
454 1.3 nonaka
455 1.3 nonaka static void
456 1.3 nonaka zapm_cpu_idle(void *v)
457 1.3 nonaka {
458 1.3 nonaka #if 0
459 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
460 1.3 nonaka #endif
461 1.3 nonaka }
462 1.3 nonaka
463 1.3 nonaka static void
464 1.3 nonaka zapm_get_capabilities(void *v, u_int *numbatts, u_int *capflags)
465 1.3 nonaka {
466 1.3 nonaka #if 0
467 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
468 1.3 nonaka #endif
469 1.3 nonaka
470 1.3 nonaka *numbatts = 1;
471 1.3 nonaka *capflags = 0 /* | APM_GLOBAL_STANDBY | APM_GLOBAL_SUSPEND */;
472 1.3 nonaka }
473 1.3 nonaka
474 1.3 nonaka /*-----------------------------------------------------------------------------
475 1.3 nonaka * zaurus depent part
476 1.3 nonaka */
477 1.1 ober /* MAX1111 command word */
478 1.1 ober #define MAXCTRL_PD0 (1<<0)
479 1.1 ober #define MAXCTRL_PD1 (1<<1)
480 1.1 ober #define MAXCTRL_SGL (1<<2)
481 1.1 ober #define MAXCTRL_UNI (1<<3)
482 1.1 ober #define MAXCTRL_SEL_SHIFT 4
483 1.1 ober #define MAXCTRL_STR (1<<7)
484 1.1 ober
485 1.1 ober /* MAX1111 ADC channels */
486 1.1 ober #define BATT_THM 2
487 1.1 ober #define BATT_AD 4
488 1.1 ober #define JK_VAD 6
489 1.1 ober
490 1.1 ober /*
491 1.1 ober * Battery-specific information
492 1.1 ober */
493 1.1 ober struct battery_threshold {
494 1.3 nonaka int percent;
495 1.3 nonaka int value;
496 1.3 nonaka int state;
497 1.1 ober };
498 1.1 ober
499 1.1 ober struct battery_info {
500 1.3 nonaka const struct battery_threshold *bi_thres;
501 1.1 ober };
502 1.1 ober
503 1.3 nonaka static const struct battery_threshold zaurus_battery_life_c3000[] = {
504 1.3.44.2 skrll { 100, 212, CONFIG_HOOK_BATT_HIGH },
505 1.3.44.2 skrll { 98, 212, CONFIG_HOOK_BATT_HIGH },
506 1.3.44.2 skrll { 95, 211, CONFIG_HOOK_BATT_HIGH },
507 1.3.44.2 skrll { 93, 210, CONFIG_HOOK_BATT_HIGH },
508 1.3.44.2 skrll { 90, 209, CONFIG_HOOK_BATT_HIGH },
509 1.3.44.2 skrll { 88, 208, CONFIG_HOOK_BATT_HIGH },
510 1.3.44.2 skrll { 85, 207, CONFIG_HOOK_BATT_HIGH },
511 1.3.44.2 skrll { 83, 206, CONFIG_HOOK_BATT_HIGH },
512 1.3.44.2 skrll { 80, 205, CONFIG_HOOK_BATT_HIGH },
513 1.3.44.2 skrll { 78, 204, CONFIG_HOOK_BATT_HIGH },
514 1.3.44.2 skrll { 75, 203, CONFIG_HOOK_BATT_HIGH },
515 1.3.44.2 skrll { 73, 202, CONFIG_HOOK_BATT_HIGH },
516 1.3.44.2 skrll { 70, 201, CONFIG_HOOK_BATT_HIGH },
517 1.3.44.2 skrll { 68, 200, CONFIG_HOOK_BATT_HIGH },
518 1.3.44.2 skrll { 65, 199, CONFIG_HOOK_BATT_HIGH },
519 1.3.44.2 skrll { 63, 198, CONFIG_HOOK_BATT_HIGH },
520 1.3.44.2 skrll { 60, 197, CONFIG_HOOK_BATT_HIGH },
521 1.3.44.2 skrll { 58, 196, CONFIG_HOOK_BATT_HIGH },
522 1.3.44.2 skrll { 55, 195, CONFIG_HOOK_BATT_HIGH },
523 1.3.44.2 skrll { 53, 194, CONFIG_HOOK_BATT_HIGH },
524 1.3.44.2 skrll { 50, 193, CONFIG_HOOK_BATT_HIGH },
525 1.3.44.2 skrll { 48, 192, CONFIG_HOOK_BATT_HIGH },
526 1.3.44.2 skrll { 45, 192, CONFIG_HOOK_BATT_HIGH },
527 1.3.44.2 skrll { 43, 191, CONFIG_HOOK_BATT_HIGH },
528 1.3.44.2 skrll { 40, 191, CONFIG_HOOK_BATT_HIGH },
529 1.3.44.2 skrll { 38, 190, CONFIG_HOOK_BATT_HIGH },
530 1.3.44.2 skrll { 35, 190, CONFIG_HOOK_BATT_HIGH },
531 1.3.44.2 skrll { 33, 189, CONFIG_HOOK_BATT_HIGH },
532 1.3.44.2 skrll { 30, 188, CONFIG_HOOK_BATT_HIGH },
533 1.3.44.2 skrll { 28, 187, CONFIG_HOOK_BATT_LOW },
534 1.3.44.2 skrll { 25, 186, CONFIG_HOOK_BATT_LOW },
535 1.3.44.2 skrll { 23, 185, CONFIG_HOOK_BATT_LOW },
536 1.3.44.2 skrll { 20, 184, CONFIG_HOOK_BATT_LOW },
537 1.3.44.2 skrll { 18, 183, CONFIG_HOOK_BATT_LOW },
538 1.3.44.2 skrll { 15, 182, CONFIG_HOOK_BATT_LOW },
539 1.3.44.2 skrll { 13, 181, CONFIG_HOOK_BATT_LOW },
540 1.3.44.2 skrll { 10, 180, CONFIG_HOOK_BATT_LOW },
541 1.3.44.2 skrll { 8, 179, CONFIG_HOOK_BATT_LOW },
542 1.3 nonaka { 5, 178, CONFIG_HOOK_BATT_LOW },
543 1.3 nonaka { 0, 0, CONFIG_HOOK_BATT_CRITICAL }
544 1.1 ober };
545 1.1 ober
546 1.3 nonaka static const struct battery_info zaurus_battery_c3000 = {
547 1.1 ober zaurus_battery_life_c3000
548 1.1 ober };
549 1.1 ober
550 1.3 nonaka static const struct battery_info *zaurus_main_battery = &zaurus_battery_c3000;
551 1.1 ober
552 1.1 ober /* Restart charging this many times before accepting BATT_FULL. */
553 1.3 nonaka #define MIN_BATT_FULL 2
554 1.1 ober
555 1.1 ober /* Discharge 100 ms before reading the voltage if AC is connected. */
556 1.3 nonaka #define DISCHARGE_TIMEOUT (hz / 10)
557 1.1 ober
558 1.1 ober /* Check battery voltage and "kick charging" every minute. */
559 1.3 nonaka static const struct timeval zapm_battchkrate = { 60, 0 };
560 1.3 nonaka
561 1.3 nonaka static int zapm_get_ac_state(struct zapm_softc *);
562 1.3 nonaka static int zapm_get_battery_compartment_state(struct zapm_softc *);
563 1.3 nonaka static int zapm_get_charge_complete_state(struct zapm_softc *);
564 1.3 nonaka static void zapm_set_charging(struct zapm_softc *, int);
565 1.3 nonaka static int zapm_charge_complete(struct zapm_softc *);
566 1.3.44.2 skrll static int max1111_adc_value_avg(int chan, int pause);
567 1.3 nonaka static int zapm_get_battery_volt(void);
568 1.3 nonaka static int zapm_battery_state(int volt);
569 1.3 nonaka static int zapm_battery_life(int volt);
570 1.3 nonaka
571 1.3 nonaka static int
572 1.3 nonaka zapm_acintr(void *v)
573 1.3 nonaka {
574 1.3 nonaka
575 1.3 nonaka zapm_poll1(v, 1);
576 1.3 nonaka
577 1.3 nonaka return 1;
578 1.3 nonaka }
579 1.3 nonaka
580 1.3 nonaka static int
581 1.3 nonaka zapm_bcintr(void *v)
582 1.3 nonaka {
583 1.3 nonaka
584 1.3 nonaka zapm_poll1(v, 1);
585 1.1 ober
586 1.3 nonaka return 1;
587 1.3 nonaka }
588 1.3 nonaka
589 1.3 nonaka static void
590 1.3 nonaka zapm_cyclic(void *v)
591 1.3 nonaka {
592 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
593 1.1 ober
594 1.3 nonaka zapm_poll1(sc, 1);
595 1.3 nonaka
596 1.3 nonaka callout_schedule(&sc->sc_cyclic_poll, CYCLIC_TIME);
597 1.3 nonaka }
598 1.3 nonaka
599 1.3 nonaka static void
600 1.3 nonaka zapm_poll(void *v)
601 1.3 nonaka {
602 1.1 ober
603 1.3 nonaka zapm_poll1(v, 1);
604 1.3 nonaka }
605 1.1 ober
606 1.3 nonaka static int
607 1.3 nonaka zapm_get_ac_state(struct zapm_softc *sc)
608 1.3 nonaka {
609 1.1 ober
610 1.3 nonaka if (!pxa2x0_gpio_get_bit(sc->sc_ac_detect_pin))
611 1.3 nonaka return APM_AC_ON;
612 1.3 nonaka return APM_AC_OFF;
613 1.1 ober }
614 1.1 ober
615 1.3 nonaka static int
616 1.3 nonaka zapm_get_battery_compartment_state(struct zapm_softc *sc)
617 1.1 ober {
618 1.1 ober
619 1.3 nonaka return pxa2x0_gpio_get_bit(sc->sc_batt_cover_pin);
620 1.1 ober }
621 1.1 ober
622 1.3 nonaka static int
623 1.3 nonaka zapm_get_charge_complete_state(struct zapm_softc *sc)
624 1.1 ober {
625 1.3 nonaka
626 1.3 nonaka return pxa2x0_gpio_get_bit(sc->sc_charge_comp_pin);
627 1.1 ober }
628 1.1 ober
629 1.3 nonaka static void
630 1.3 nonaka zapm_set_charging(struct zapm_softc *sc, int enable)
631 1.1 ober {
632 1.3 nonaka
633 1.3 nonaka scoop_discharge_battery(0);
634 1.3 nonaka scoop_charge_battery(enable, 0);
635 1.3 nonaka scoop_led_set(SCOOP_LED_ORANGE, enable);
636 1.1 ober }
637 1.1 ober
638 1.3 nonaka /*
639 1.3 nonaka * Return non-zero if the charge complete signal indicates that the
640 1.3 nonaka * battery is fully charged. Restart charging to clear this signal.
641 1.3 nonaka */
642 1.3 nonaka static int
643 1.3 nonaka zapm_charge_complete(struct zapm_softc *sc)
644 1.1 ober {
645 1.3 nonaka
646 1.3 nonaka if (sc->charging && sc->battery_full_cnt < MIN_BATT_FULL) {
647 1.3 nonaka if (zapm_get_charge_complete_state(sc)) {
648 1.3 nonaka sc->battery_full_cnt++;
649 1.3 nonaka if (sc->battery_full_cnt < MIN_BATT_FULL) {
650 1.3 nonaka DPRINTF(("battery almost full\n"));
651 1.3 nonaka zapm_set_charging(sc, 0);
652 1.3 nonaka delay(15000);
653 1.3 nonaka zapm_set_charging(sc, 1);
654 1.3 nonaka }
655 1.3 nonaka } else if (sc->battery_full_cnt > 0) {
656 1.3 nonaka /* false alarm */
657 1.3 nonaka sc->battery_full_cnt = 0;
658 1.3 nonaka zapm_set_charging(sc, 0);
659 1.3 nonaka delay(15000);
660 1.3 nonaka zapm_set_charging(sc, 1);
661 1.3 nonaka }
662 1.3 nonaka }
663 1.3 nonaka
664 1.3 nonaka return (sc->battery_full_cnt >= MIN_BATT_FULL);
665 1.1 ober }
666 1.1 ober
667 1.3 nonaka static int
668 1.1 ober max1111_adc_value(int chan)
669 1.1 ober {
670 1.1 ober
671 1.1 ober return ((int)zssp_ic_send(ZSSP_IC_MAX1111, MAXCTRL_PD0 |
672 1.1 ober MAXCTRL_PD1 | MAXCTRL_SGL | MAXCTRL_UNI |
673 1.1 ober (chan << MAXCTRL_SEL_SHIFT) | MAXCTRL_STR));
674 1.1 ober }
675 1.1 ober
676 1.1 ober /* XXX simplify */
677 1.3 nonaka static int
678 1.1 ober max1111_adc_value_avg(int chan, int pause)
679 1.1 ober {
680 1.1 ober int val[5];
681 1.3.44.2 skrll int sum;
682 1.3.44.2 skrll int minv, maxv, v;
683 1.3.44.2 skrll int i;
684 1.1 ober
685 1.3 nonaka DPRINTF(("max1111_adc_value_avg: chan = %d, pause = %d\n",
686 1.3 nonaka chan, pause));
687 1.3 nonaka
688 1.1 ober for (i = 0; i < 5; i++) {
689 1.1 ober val[i] = max1111_adc_value(chan);
690 1.1 ober if (i != 4)
691 1.1 ober delay(pause * 1000);
692 1.3 nonaka DPRINTF(("max1111_adc_value_avg: chan[%d] = %d\n", i, val[i]));
693 1.1 ober }
694 1.1 ober
695 1.3.44.2 skrll /* get max value */
696 1.3.44.2 skrll v = val[0];
697 1.3.44.2 skrll minv = 0;
698 1.1 ober for (i = 1; i < 5; i++) {
699 1.3.44.2 skrll if (v < val[i]) {
700 1.3.44.2 skrll v = val[i];
701 1.3.44.2 skrll minv = i;
702 1.1 ober }
703 1.1 ober }
704 1.1 ober
705 1.3.44.2 skrll /* get min value */
706 1.3.44.2 skrll v = val[4];
707 1.3.44.2 skrll maxv = 4;
708 1.1 ober for (i = 3; i >= 0; i--) {
709 1.3.44.2 skrll if (v > val[i]) {
710 1.3.44.2 skrll v = val[i];
711 1.3.44.2 skrll maxv = i;
712 1.1 ober }
713 1.1 ober }
714 1.1 ober
715 1.3.44.2 skrll DPRINTF(("max1111_adc_value_avg: minv = %d, maxv = %d\n", minv, maxv));
716 1.3.44.2 skrll sum = 0;
717 1.1 ober for (i = 0; i < 5; i++) {
718 1.3.44.2 skrll if (i == minv || i == maxv)
719 1.1 ober continue;
720 1.1 ober sum += val[i];
721 1.1 ober }
722 1.1 ober
723 1.3 nonaka DPRINTF(("max1111_adc_value_avg: sum = %d, sum / 3 = %d\n",
724 1.3 nonaka sum, sum / 3));
725 1.1 ober
726 1.3 nonaka return sum / 3;
727 1.1 ober }
728 1.1 ober
729 1.3 nonaka static int
730 1.3 nonaka zapm_get_battery_volt(void)
731 1.1 ober {
732 1.1 ober
733 1.3 nonaka return max1111_adc_value_avg(BATT_AD, 10);
734 1.1 ober }
735 1.1 ober
736 1.3 nonaka static int
737 1.3 nonaka zapm_battery_state(int volt)
738 1.1 ober {
739 1.1 ober const struct battery_threshold *bthr;
740 1.1 ober int i;
741 1.1 ober
742 1.1 ober bthr = zaurus_main_battery->bi_thres;
743 1.1 ober
744 1.3 nonaka for (i = 0; bthr[i].value > 0; i++)
745 1.3 nonaka if (bthr[i].value <= volt)
746 1.1 ober break;
747 1.1 ober
748 1.3 nonaka return bthr[i].state;
749 1.1 ober }
750 1.1 ober
751 1.3 nonaka static int
752 1.3 nonaka zapm_battery_life(int volt)
753 1.1 ober {
754 1.1 ober const struct battery_threshold *bthr;
755 1.1 ober int i;
756 1.1 ober
757 1.1 ober bthr = zaurus_main_battery->bi_thres;
758 1.1 ober
759 1.3 nonaka for (i = 0; bthr[i].value > 0; i++)
760 1.3 nonaka if (bthr[i].value <= volt)
761 1.1 ober break;
762 1.1 ober
763 1.1 ober if (i == 0)
764 1.3 nonaka return bthr[0].percent;
765 1.1 ober
766 1.3 nonaka return (bthr[i].percent +
767 1.3 nonaka ((volt - bthr[i].value) * 100) /
768 1.3 nonaka (bthr[i-1].value - bthr[i].value) *
769 1.3 nonaka (bthr[i-1].percent - bthr[i].percent) / 100);
770 1.1 ober }
771 1.1 ober
772 1.1 ober /*
773 1.1 ober * Poll power-management related GPIO inputs, update battery life
774 1.1 ober * in softc, and/or control battery charging.
775 1.1 ober */
776 1.3 nonaka static void
777 1.3 nonaka zapm_poll1(void *v, int do_suspend)
778 1.1 ober {
779 1.3 nonaka struct zapm_softc *sc = (struct zapm_softc *)v;
780 1.3 nonaka int ac_state;
781 1.1 ober int bc_lock;
782 1.1 ober int charging;
783 1.1 ober int volt;
784 1.1 ober int s;
785 1.1 ober
786 1.1 ober s = splhigh();
787 1.1 ober
788 1.3 nonaka ac_state = zapm_get_ac_state(sc);
789 1.3 nonaka bc_lock = zapm_get_battery_compartment_state(sc);
790 1.1 ober
791 1.1 ober /* Stop discharging. */
792 1.3 nonaka if (sc->discharging) {
793 1.3 nonaka sc->discharging = 0;
794 1.1 ober charging = 0;
795 1.3 nonaka volt = zapm_get_battery_volt();
796 1.1 ober DPRINTF(("zapm_poll: discharge off volt %d\n", volt));
797 1.1 ober } else {
798 1.3 nonaka charging = sc->battery_state & APM_BATT_FLAG_CHARGING;
799 1.3 nonaka volt = sc->battery_volt;
800 1.1 ober }
801 1.1 ober
802 1.1 ober /* Start or stop charging as necessary. */
803 1.3 nonaka if (ac_state && bc_lock) {
804 1.3 nonaka int charge_completed = zapm_charge_complete(sc);
805 1.1 ober if (charging) {
806 1.3 nonaka if (charge_completed) {
807 1.3 nonaka DPRINTF(("zapm_poll: battery is full\n"));
808 1.1 ober charging = 0;
809 1.3 nonaka zapm_set_charging(sc, 0);
810 1.1 ober }
811 1.3 nonaka } else if (!charge_completed) {
812 1.1 ober charging = 1;
813 1.3 nonaka volt = zapm_get_battery_volt();
814 1.3 nonaka zapm_set_charging(sc, 1);
815 1.1 ober DPRINTF(("zapm_poll: start charging volt %d\n", volt));
816 1.1 ober }
817 1.1 ober } else {
818 1.1 ober if (charging) {
819 1.1 ober charging = 0;
820 1.3 nonaka zapm_set_charging(sc, 0);
821 1.1 ober timerclear(&sc->sc_lastbattchk);
822 1.1 ober DPRINTF(("zapm_poll: stop charging\n"));
823 1.1 ober }
824 1.3 nonaka sc->battery_full_cnt = 0;
825 1.1 ober }
826 1.1 ober
827 1.1 ober /*
828 1.1 ober * Restart charging once in a while. Discharge a few milliseconds
829 1.1 ober * before updating the voltage in our softc if A/C is connected.
830 1.1 ober */
831 1.1 ober if (bc_lock && ratecheck(&sc->sc_lastbattchk, &zapm_battchkrate)) {
832 1.3 nonaka if (do_suspend && sc->suspended) {
833 1.3 nonaka /* XXX */
834 1.3 nonaka #if 0
835 1.1 ober DPRINTF(("zapm_poll: suspended %lu %lu\n",
836 1.3 nonaka sc->lastbattchk.tv_sec,
837 1.1 ober pxa2x0_rtc_getsecs()));
838 1.1 ober if (charging) {
839 1.3 nonaka zapm_set_charging(sc, 0);
840 1.1 ober delay(15000);
841 1.3 nonaka zapm_set_charging(sc, 1);
842 1.1 ober pxa2x0_rtc_setalarm(pxa2x0_rtc_getsecs() +
843 1.1 ober zapm_battchkrate.tv_sec + 1);
844 1.1 ober }
845 1.3 nonaka #endif
846 1.3 nonaka } else if (ac_state && sc->battery_full_cnt == 0) {
847 1.1 ober DPRINTF(("zapm_poll: discharge on\n"));
848 1.1 ober if (charging)
849 1.3 nonaka zapm_set_charging(sc, 0);
850 1.3 nonaka sc->discharging = 1;
851 1.1 ober scoop_discharge_battery(1);
852 1.3 nonaka callout_schedule(&sc->sc_discharge_poll,
853 1.3 nonaka DISCHARGE_TIMEOUT);
854 1.3 nonaka } else if (!ac_state) {
855 1.3 nonaka volt = zapm_get_battery_volt();
856 1.1 ober DPRINTF(("zapm_poll: volt %d\n", volt));
857 1.1 ober }
858 1.1 ober }
859 1.1 ober
860 1.1 ober /* Update the cached power state in our softc. */
861 1.3 nonaka if ((ac_state != sc->ac_state)
862 1.3 nonaka || (charging != (sc->battery_state & APM_BATT_FLAG_CHARGING))) {
863 1.3 nonaka config_hook_call(CONFIG_HOOK_PMEVENT,
864 1.3 nonaka CONFIG_HOOK_PMEVENT_AC,
865 1.3 nonaka (void *)((ac_state == APM_AC_OFF)
866 1.3 nonaka ? CONFIG_HOOK_AC_OFF
867 1.3 nonaka : (charging ? CONFIG_HOOK_AC_ON_CHARGE
868 1.3 nonaka : CONFIG_HOOK_AC_ON_NOCHARGE)));
869 1.3 nonaka }
870 1.3 nonaka if (volt != sc->battery_volt) {
871 1.3 nonaka sc->battery_volt = volt;
872 1.3 nonaka sc->battery_life = zapm_battery_life(volt);
873 1.3 nonaka config_hook_call(CONFIG_HOOK_PMEVENT,
874 1.3 nonaka CONFIG_HOOK_PMEVENT_BATTERY,
875 1.3 nonaka (void *)zapm_battery_state(volt));
876 1.1 ober }
877 1.1 ober
878 1.1 ober splx(s);
879 1.1 ober }
880