Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | //#define DEBUG_UEVENTS |
| 18 | #define CHARGER_KLOG_LEVEL 6 |
| 19 | |
| 20 | #include <dirent.h> |
| 21 | #include <errno.h> |
| 22 | #include <fcntl.h> |
| 23 | #include <linux/input.h> |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 24 | #include <stdbool.h> |
| 25 | #include <stdio.h> |
| 26 | #include <stdlib.h> |
| 27 | #include <string.h> |
| 28 | #include <sys/poll.h> |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 29 | #include <sys/stat.h> |
| 30 | #include <sys/types.h> |
| 31 | #include <sys/un.h> |
| 32 | #include <time.h> |
| 33 | #include <unistd.h> |
| 34 | |
Elliott Hughes | b77d3d7 | 2012-09-11 18:52:40 -0700 | [diff] [blame^] | 35 | #include <sys/socket.h> |
| 36 | #include <linux/netlink.h> |
| 37 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 38 | #include <cutils/android_reboot.h> |
| 39 | #include <cutils/klog.h> |
| 40 | #include <cutils/list.h> |
Dima Zavin | 823ebc4 | 2011-09-29 17:20:07 -0700 | [diff] [blame] | 41 | #include <cutils/misc.h> |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 42 | #include <cutils/uevent.h> |
| 43 | |
| 44 | #include "minui/minui.h" |
| 45 | |
| 46 | #ifndef max |
| 47 | #define max(a,b) ((a) > (b) ? (a) : (b)) |
| 48 | #endif |
| 49 | |
| 50 | #ifndef min |
| 51 | #define min(a,b) ((a) < (b) ? (a) : (b)) |
| 52 | #endif |
| 53 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 54 | #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) |
| 55 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 56 | #define MSEC_PER_SEC (1000LL) |
| 57 | #define NSEC_PER_MSEC (1000000LL) |
| 58 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 59 | #define BATTERY_UNKNOWN_TIME (2 * MSEC_PER_SEC) |
Dima Zavin | 92312a5 | 2011-09-16 13:15:47 -0700 | [diff] [blame] | 60 | #define POWER_ON_KEY_TIME (2 * MSEC_PER_SEC) |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 61 | #define UNPLUGGED_SHUTDOWN_TIME (10 * MSEC_PER_SEC) |
| 62 | |
Dima Zavin | 1a5ca61 | 2011-09-26 14:14:19 -0700 | [diff] [blame] | 63 | #define BATTERY_FULL_THRESH 95 |
| 64 | |
Dima Zavin | 823ebc4 | 2011-09-29 17:20:07 -0700 | [diff] [blame] | 65 | #define LAST_KMSG_PATH "/proc/last_kmsg" |
| 66 | #define LAST_KMSG_MAX_SZ (32 * 1024) |
| 67 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 68 | #define LOGE(x...) do { KLOG_ERROR("charger", x); } while (0) |
| 69 | #define LOGI(x...) do { KLOG_INFO("charger", x); } while (0) |
| 70 | #define LOGV(x...) do { KLOG_DEBUG("charger", x); } while (0) |
| 71 | |
| 72 | struct key_state { |
| 73 | bool pending; |
| 74 | bool down; |
| 75 | int64_t timestamp; |
| 76 | }; |
| 77 | |
| 78 | struct power_supply { |
| 79 | struct listnode list; |
| 80 | char name[256]; |
| 81 | char type[32]; |
| 82 | bool online; |
| 83 | bool valid; |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 84 | char cap_path[PATH_MAX]; |
| 85 | }; |
| 86 | |
| 87 | struct frame { |
| 88 | const char *name; |
| 89 | int disp_time; |
| 90 | int min_capacity; |
Dima Zavin | 9ec3f3e | 2011-10-31 16:53:41 -0700 | [diff] [blame] | 91 | bool level_only; |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 92 | |
| 93 | gr_surface surface; |
| 94 | }; |
| 95 | |
| 96 | struct animation { |
| 97 | bool run; |
| 98 | |
| 99 | struct frame *frames; |
| 100 | int cur_frame; |
| 101 | int num_frames; |
| 102 | |
| 103 | int cur_cycle; |
| 104 | int num_cycles; |
| 105 | |
| 106 | /* current capacity being animated */ |
| 107 | int capacity; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 108 | }; |
| 109 | |
| 110 | struct charger { |
| 111 | int64_t next_screen_transition; |
| 112 | int64_t next_key_check; |
| 113 | int64_t next_pwr_check; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 114 | |
| 115 | struct key_state keys[KEY_MAX + 1]; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 116 | int uevent_fd; |
| 117 | |
| 118 | struct listnode supplies; |
| 119 | int num_supplies; |
| 120 | int num_supplies_online; |
| 121 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 122 | struct animation *batt_anim; |
| 123 | gr_surface surf_unknown; |
| 124 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 125 | struct power_supply *battery; |
| 126 | }; |
| 127 | |
| 128 | struct uevent { |
| 129 | const char *action; |
| 130 | const char *path; |
| 131 | const char *subsystem; |
| 132 | const char *ps_name; |
| 133 | const char *ps_type; |
| 134 | const char *ps_online; |
| 135 | }; |
| 136 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 137 | static struct frame batt_anim_frames[] = { |
| 138 | { |
| 139 | .name = "charger/battery_0", |
| 140 | .disp_time = 750, |
| 141 | .min_capacity = 0, |
| 142 | }, |
| 143 | { |
| 144 | .name = "charger/battery_1", |
| 145 | .disp_time = 750, |
| 146 | .min_capacity = 20, |
| 147 | }, |
| 148 | { |
| 149 | .name = "charger/battery_2", |
| 150 | .disp_time = 750, |
| 151 | .min_capacity = 40, |
| 152 | }, |
| 153 | { |
| 154 | .name = "charger/battery_3", |
| 155 | .disp_time = 750, |
| 156 | .min_capacity = 60, |
| 157 | }, |
| 158 | { |
| 159 | .name = "charger/battery_4", |
| 160 | .disp_time = 750, |
| 161 | .min_capacity = 80, |
Dima Zavin | 9ec3f3e | 2011-10-31 16:53:41 -0700 | [diff] [blame] | 162 | .level_only = true, |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 163 | }, |
Dima Zavin | 1a5ca61 | 2011-09-26 14:14:19 -0700 | [diff] [blame] | 164 | { |
| 165 | .name = "charger/battery_5", |
| 166 | .disp_time = 750, |
| 167 | .min_capacity = BATTERY_FULL_THRESH, |
| 168 | }, |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 169 | }; |
| 170 | |
| 171 | static struct animation battery_animation = { |
| 172 | .frames = batt_anim_frames, |
| 173 | .num_frames = ARRAY_SIZE(batt_anim_frames), |
| 174 | .num_cycles = 3, |
| 175 | }; |
| 176 | |
| 177 | static struct charger charger_state = { |
| 178 | .batt_anim = &battery_animation, |
| 179 | }; |
| 180 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 181 | static int char_width; |
| 182 | static int char_height; |
| 183 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 184 | /* current time in milliseconds */ |
| 185 | static int64_t curr_time_ms(void) |
| 186 | { |
| 187 | struct timespec tm; |
| 188 | clock_gettime(CLOCK_MONOTONIC, &tm); |
| 189 | return tm.tv_sec * MSEC_PER_SEC + (tm.tv_nsec / NSEC_PER_MSEC); |
| 190 | } |
| 191 | |
| 192 | static void clear_screen(void) |
| 193 | { |
| 194 | gr_color(0, 0, 0, 255); |
| 195 | gr_fill(0, 0, gr_fb_width(), gr_fb_height()); |
| 196 | }; |
| 197 | |
Dima Zavin | 823ebc4 | 2011-09-29 17:20:07 -0700 | [diff] [blame] | 198 | #define MAX_KLOG_WRITE_BUF_SZ 256 |
| 199 | |
| 200 | static void dump_last_kmsg(void) |
| 201 | { |
| 202 | char *buf; |
| 203 | char *ptr; |
| 204 | unsigned sz = 0; |
| 205 | int len; |
| 206 | |
| 207 | LOGI("\n"); |
| 208 | LOGI("*************** LAST KMSG ***************\n"); |
| 209 | LOGI("\n"); |
| 210 | buf = load_file(LAST_KMSG_PATH, &sz); |
| 211 | if (!buf || !sz) { |
| 212 | LOGI("last_kmsg not found. Cold reset?\n"); |
| 213 | goto out; |
| 214 | } |
| 215 | |
| 216 | len = min(sz, LAST_KMSG_MAX_SZ); |
| 217 | ptr = buf + (sz - len); |
| 218 | |
| 219 | while (len > 0) { |
| 220 | int cnt = min(len, MAX_KLOG_WRITE_BUF_SZ); |
| 221 | char yoink; |
| 222 | char *nl; |
| 223 | |
| 224 | nl = memrchr(ptr, '\n', cnt - 1); |
| 225 | if (nl) |
| 226 | cnt = nl - ptr + 1; |
| 227 | |
| 228 | yoink = ptr[cnt]; |
| 229 | ptr[cnt] = '\0'; |
Dima Zavin | d11e1a0 | 2011-10-12 16:13:56 -0700 | [diff] [blame] | 230 | klog_write(6, "<6>%s", ptr); |
Dima Zavin | 823ebc4 | 2011-09-29 17:20:07 -0700 | [diff] [blame] | 231 | ptr[cnt] = yoink; |
| 232 | |
| 233 | len -= cnt; |
| 234 | ptr += cnt; |
| 235 | } |
| 236 | |
| 237 | free(buf); |
| 238 | |
| 239 | out: |
| 240 | LOGI("\n"); |
| 241 | LOGI("************* END LAST KMSG *************\n"); |
| 242 | LOGI("\n"); |
| 243 | } |
| 244 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 245 | static int read_file(const char *path, char *buf, size_t sz) |
| 246 | { |
| 247 | int fd; |
| 248 | size_t cnt; |
| 249 | |
| 250 | fd = open(path, O_RDONLY, 0); |
| 251 | if (fd < 0) |
| 252 | goto err; |
| 253 | |
| 254 | cnt = read(fd, buf, sz - 1); |
| 255 | if (cnt <= 0) |
| 256 | goto err; |
| 257 | buf[cnt] = '\0'; |
| 258 | if (buf[cnt - 1] == '\n') { |
| 259 | cnt--; |
| 260 | buf[cnt] = '\0'; |
| 261 | } |
| 262 | |
| 263 | close(fd); |
| 264 | return cnt; |
| 265 | |
| 266 | err: |
| 267 | if (fd >= 0) |
| 268 | close(fd); |
| 269 | return -1; |
| 270 | } |
| 271 | |
| 272 | static int read_file_int(const char *path, int *val) |
| 273 | { |
| 274 | char buf[32]; |
| 275 | int ret; |
| 276 | int tmp; |
| 277 | char *end; |
| 278 | |
| 279 | ret = read_file(path, buf, sizeof(buf)); |
| 280 | if (ret < 0) |
| 281 | return -1; |
| 282 | |
| 283 | tmp = strtol(buf, &end, 0); |
| 284 | if (end == buf || |
| 285 | ((end < buf+sizeof(buf)) && (*end != '\n' && *end != '\0'))) |
| 286 | goto err; |
| 287 | |
| 288 | *val = tmp; |
| 289 | return 0; |
| 290 | |
| 291 | err: |
| 292 | return -1; |
| 293 | } |
| 294 | |
Dima Zavin | 1a5ca61 | 2011-09-26 14:14:19 -0700 | [diff] [blame] | 295 | static int get_battery_capacity(struct charger *charger) |
| 296 | { |
| 297 | int ret; |
| 298 | int batt_cap = -1; |
| 299 | |
| 300 | if (!charger->battery) |
| 301 | return -1; |
| 302 | |
| 303 | ret = read_file_int(charger->battery->cap_path, &batt_cap); |
| 304 | if (ret < 0 || batt_cap > 100) { |
| 305 | batt_cap = -1; |
| 306 | } |
| 307 | |
| 308 | return batt_cap; |
| 309 | } |
| 310 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 311 | static struct power_supply *find_supply(struct charger *charger, |
| 312 | const char *name) |
| 313 | { |
| 314 | struct listnode *node; |
| 315 | struct power_supply *supply; |
| 316 | |
| 317 | list_for_each(node, &charger->supplies) { |
| 318 | supply = node_to_item(node, struct power_supply, list); |
| 319 | if (!strncmp(name, supply->name, sizeof(supply->name))) |
| 320 | return supply; |
| 321 | } |
| 322 | return NULL; |
| 323 | } |
| 324 | |
| 325 | static struct power_supply *add_supply(struct charger *charger, |
| 326 | const char *name, const char *type, |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 327 | const char *path, bool online) |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 328 | { |
| 329 | struct power_supply *supply; |
| 330 | |
| 331 | supply = calloc(1, sizeof(struct power_supply)); |
| 332 | if (!supply) |
| 333 | return NULL; |
| 334 | |
| 335 | strlcpy(supply->name, name, sizeof(supply->name)); |
| 336 | strlcpy(supply->type, type, sizeof(supply->type)); |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 337 | snprintf(supply->cap_path, sizeof(supply->cap_path), |
| 338 | "/sys/%s/capacity", path); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 339 | supply->online = online; |
| 340 | list_add_tail(&charger->supplies, &supply->list); |
| 341 | charger->num_supplies++; |
| 342 | LOGV("... added %s %s %d\n", supply->name, supply->type, online); |
| 343 | return supply; |
| 344 | } |
| 345 | |
| 346 | static void remove_supply(struct charger *charger, struct power_supply *supply) |
| 347 | { |
| 348 | if (!supply) |
| 349 | return; |
| 350 | list_remove(&supply->list); |
| 351 | charger->num_supplies--; |
| 352 | free(supply); |
| 353 | } |
| 354 | |
| 355 | static void parse_uevent(const char *msg, struct uevent *uevent) |
| 356 | { |
| 357 | uevent->action = ""; |
| 358 | uevent->path = ""; |
| 359 | uevent->subsystem = ""; |
| 360 | uevent->ps_name = ""; |
| 361 | uevent->ps_online = ""; |
| 362 | uevent->ps_type = ""; |
| 363 | |
| 364 | /* currently ignoring SEQNUM */ |
| 365 | while (*msg) { |
| 366 | #ifdef DEBUG_UEVENTS |
| 367 | LOGV("uevent str: %s\n", msg); |
| 368 | #endif |
| 369 | if (!strncmp(msg, "ACTION=", 7)) { |
| 370 | msg += 7; |
| 371 | uevent->action = msg; |
| 372 | } else if (!strncmp(msg, "DEVPATH=", 8)) { |
| 373 | msg += 8; |
| 374 | uevent->path = msg; |
| 375 | } else if (!strncmp(msg, "SUBSYSTEM=", 10)) { |
| 376 | msg += 10; |
| 377 | uevent->subsystem = msg; |
| 378 | } else if (!strncmp(msg, "POWER_SUPPLY_NAME=", 18)) { |
| 379 | msg += 18; |
| 380 | uevent->ps_name = msg; |
| 381 | } else if (!strncmp(msg, "POWER_SUPPLY_ONLINE=", 20)) { |
| 382 | msg += 20; |
| 383 | uevent->ps_online = msg; |
| 384 | } else if (!strncmp(msg, "POWER_SUPPLY_TYPE=", 18)) { |
| 385 | msg += 18; |
| 386 | uevent->ps_type = msg; |
| 387 | } |
| 388 | |
| 389 | /* advance to after the next \0 */ |
| 390 | while (*msg++) |
| 391 | ; |
| 392 | } |
| 393 | |
| 394 | LOGV("event { '%s', '%s', '%s', '%s', '%s', '%s' }\n", |
| 395 | uevent->action, uevent->path, uevent->subsystem, |
| 396 | uevent->ps_name, uevent->ps_type, uevent->ps_online); |
| 397 | } |
| 398 | |
| 399 | static void process_ps_uevent(struct charger *charger, struct uevent *uevent) |
| 400 | { |
| 401 | int online; |
| 402 | char ps_type[32]; |
| 403 | struct power_supply *supply = NULL; |
| 404 | int i; |
| 405 | bool was_online = false; |
| 406 | bool battery = false; |
| 407 | |
| 408 | if (uevent->ps_type[0] == '\0') { |
| 409 | char *path; |
| 410 | int ret; |
| 411 | |
| 412 | if (uevent->path[0] == '\0') |
| 413 | return; |
| 414 | ret = asprintf(&path, "/sys/%s/type", uevent->path); |
| 415 | if (ret <= 0) |
| 416 | return; |
| 417 | ret = read_file(path, ps_type, sizeof(ps_type)); |
| 418 | free(path); |
| 419 | if (ret < 0) |
| 420 | return; |
| 421 | } else { |
| 422 | strlcpy(ps_type, uevent->ps_type, sizeof(ps_type)); |
| 423 | } |
| 424 | |
| 425 | if (!strncmp(ps_type, "Battery", 7)) |
| 426 | battery = true; |
| 427 | |
| 428 | online = atoi(uevent->ps_online); |
| 429 | supply = find_supply(charger, uevent->ps_name); |
| 430 | if (supply) { |
| 431 | was_online = supply->online; |
| 432 | supply->online = online; |
| 433 | } |
| 434 | |
| 435 | if (!strcmp(uevent->action, "add")) { |
| 436 | if (!supply) { |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 437 | supply = add_supply(charger, uevent->ps_name, ps_type, uevent->path, |
| 438 | online); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 439 | if (!supply) { |
| 440 | LOGE("cannot add supply '%s' (%s %d)\n", uevent->ps_name, |
| 441 | uevent->ps_type, online); |
| 442 | return; |
| 443 | } |
| 444 | /* only pick up the first battery for now */ |
| 445 | if (battery && !charger->battery) |
| 446 | charger->battery = supply; |
| 447 | } else { |
| 448 | LOGE("supply '%s' already exists..\n", uevent->ps_name); |
| 449 | } |
| 450 | } else if (!strcmp(uevent->action, "remove")) { |
| 451 | if (supply) { |
| 452 | if (charger->battery == supply) |
| 453 | charger->battery = NULL; |
| 454 | remove_supply(charger, supply); |
| 455 | supply = NULL; |
| 456 | } |
| 457 | } else if (!strcmp(uevent->action, "change")) { |
| 458 | if (!supply) { |
| 459 | LOGE("power supply '%s' not found ('%s' %d)\n", |
| 460 | uevent->ps_name, ps_type, online); |
| 461 | return; |
| 462 | } |
| 463 | } else { |
| 464 | return; |
| 465 | } |
| 466 | |
| 467 | /* allow battery to be managed in the supply list but make it not |
| 468 | * contribute to online power supplies. */ |
| 469 | if (!battery) { |
| 470 | if (was_online && !online) |
| 471 | charger->num_supplies_online--; |
| 472 | else if (supply && !was_online && online) |
| 473 | charger->num_supplies_online++; |
| 474 | } |
| 475 | |
| 476 | LOGI("power supply %s (%s) %s (action=%s num_online=%d num_supplies=%d)\n", |
| 477 | uevent->ps_name, ps_type, battery ? "" : online ? "online" : "offline", |
| 478 | uevent->action, charger->num_supplies_online, charger->num_supplies); |
| 479 | } |
| 480 | |
| 481 | static void process_uevent(struct charger *charger, struct uevent *uevent) |
| 482 | { |
| 483 | if (!strcmp(uevent->subsystem, "power_supply")) |
| 484 | process_ps_uevent(charger, uevent); |
| 485 | } |
| 486 | |
| 487 | #define UEVENT_MSG_LEN 1024 |
| 488 | static int handle_uevent_fd(struct charger *charger, int fd) |
| 489 | { |
| 490 | char msg[UEVENT_MSG_LEN+2]; |
| 491 | int n; |
| 492 | |
| 493 | if (fd < 0) |
| 494 | return -1; |
| 495 | |
| 496 | while (true) { |
| 497 | struct uevent uevent; |
| 498 | |
| 499 | n = uevent_kernel_multicast_recv(fd, msg, UEVENT_MSG_LEN); |
| 500 | if (n <= 0) |
| 501 | break; |
| 502 | if (n >= UEVENT_MSG_LEN) /* overflow -- discard */ |
| 503 | continue; |
| 504 | |
| 505 | msg[n] = '\0'; |
| 506 | msg[n+1] = '\0'; |
| 507 | |
| 508 | parse_uevent(msg, &uevent); |
| 509 | process_uevent(charger, &uevent); |
| 510 | } |
| 511 | |
| 512 | return 0; |
| 513 | } |
| 514 | |
| 515 | static int uevent_callback(int fd, short revents, void *data) |
| 516 | { |
| 517 | struct charger *charger = data; |
| 518 | |
| 519 | if (!(revents & POLLIN)) |
| 520 | return -1; |
| 521 | return handle_uevent_fd(charger, fd); |
| 522 | } |
| 523 | |
| 524 | /* force the kernel to regenerate the change events for the existing |
| 525 | * devices, if valid */ |
| 526 | static void do_coldboot(struct charger *charger, DIR *d, const char *event, |
| 527 | bool follow_links, int max_depth) |
| 528 | { |
| 529 | struct dirent *de; |
| 530 | int dfd, fd; |
| 531 | |
| 532 | dfd = dirfd(d); |
| 533 | |
| 534 | fd = openat(dfd, "uevent", O_WRONLY); |
| 535 | if (fd >= 0) { |
| 536 | write(fd, event, strlen(event)); |
| 537 | close(fd); |
| 538 | handle_uevent_fd(charger, charger->uevent_fd); |
| 539 | } |
| 540 | |
| 541 | while ((de = readdir(d)) && max_depth > 0) { |
| 542 | DIR *d2; |
| 543 | |
| 544 | LOGV("looking at '%s'\n", de->d_name); |
| 545 | |
| 546 | if ((de->d_type != DT_DIR && !(de->d_type == DT_LNK && follow_links)) || |
| 547 | de->d_name[0] == '.') { |
| 548 | LOGV("skipping '%s' type %d (depth=%d follow=%d)\n", |
| 549 | de->d_name, de->d_type, max_depth, follow_links); |
| 550 | continue; |
| 551 | } |
| 552 | LOGV("can descend into '%s'\n", de->d_name); |
| 553 | |
| 554 | fd = openat(dfd, de->d_name, O_RDONLY | O_DIRECTORY); |
| 555 | if (fd < 0) { |
| 556 | LOGE("cannot openat %d '%s' (%d: %s)\n", dfd, de->d_name, |
| 557 | errno, strerror(errno)); |
| 558 | continue; |
| 559 | } |
| 560 | |
| 561 | d2 = fdopendir(fd); |
| 562 | if (d2 == 0) |
| 563 | close(fd); |
| 564 | else { |
| 565 | LOGV("opened '%s'\n", de->d_name); |
| 566 | do_coldboot(charger, d2, event, follow_links, max_depth - 1); |
| 567 | closedir(d2); |
| 568 | } |
| 569 | } |
| 570 | } |
| 571 | |
| 572 | static void coldboot(struct charger *charger, const char *path, |
| 573 | const char *event) |
| 574 | { |
| 575 | char str[256]; |
| 576 | |
| 577 | LOGV("doing coldboot '%s' in '%s'\n", event, path); |
| 578 | DIR *d = opendir(path); |
| 579 | if (d) { |
| 580 | snprintf(str, sizeof(str), "%s\n", event); |
| 581 | do_coldboot(charger, d, str, true, 1); |
| 582 | closedir(d); |
| 583 | } |
| 584 | } |
| 585 | |
| 586 | static int draw_text(const char *str, int x, int y) |
| 587 | { |
| 588 | int str_len_px = gr_measure(str); |
| 589 | |
| 590 | if (x < 0) |
| 591 | x = (gr_fb_width() - str_len_px) / 2; |
| 592 | if (y < 0) |
| 593 | y = (gr_fb_height() - char_height) / 2; |
| 594 | gr_text(x, y, str); |
| 595 | |
| 596 | return y + char_height; |
| 597 | } |
| 598 | |
| 599 | static void android_green(void) |
| 600 | { |
| 601 | gr_color(0xa4, 0xc6, 0x39, 255); |
| 602 | } |
| 603 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 604 | /* returns the last y-offset of where the surface ends */ |
| 605 | static int draw_surface_centered(struct charger *charger, gr_surface surface) |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 606 | { |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 607 | int w; |
| 608 | int h; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 609 | int x; |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 610 | int y; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 611 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 612 | w = gr_get_width(surface); |
| 613 | h = gr_get_height(surface); |
| 614 | x = (gr_fb_width() - w) / 2 ; |
| 615 | y = (gr_fb_height() - h) / 2 ; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 616 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 617 | LOGV("drawing surface %dx%d+%d+%d\n", w, h, x, y); |
| 618 | gr_blit(surface, 0, 0, w, h, x, y); |
| 619 | return y + h; |
| 620 | } |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 621 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 622 | static void draw_unknown(struct charger *charger) |
| 623 | { |
| 624 | int y; |
| 625 | if (charger->surf_unknown) { |
| 626 | draw_surface_centered(charger, charger->surf_unknown); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 627 | } else { |
| 628 | android_green(); |
| 629 | y = draw_text("Charging!", -1, -1); |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 630 | draw_text("?\?/100", -1, y + 25); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 631 | } |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 632 | } |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 633 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 634 | static void draw_battery(struct charger *charger) |
| 635 | { |
| 636 | struct animation *batt_anim = charger->batt_anim; |
| 637 | struct frame *frame = &batt_anim->frames[batt_anim->cur_frame]; |
| 638 | |
| 639 | if (batt_anim->num_frames != 0) { |
| 640 | draw_surface_centered(charger, frame->surface); |
| 641 | LOGV("drawing frame #%d name=%s min_cap=%d time=%d\n", |
| 642 | batt_anim->cur_frame, frame->name, frame->min_capacity, |
| 643 | frame->disp_time); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 644 | } |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 645 | } |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 646 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 647 | static void redraw_screen(struct charger *charger) |
| 648 | { |
| 649 | struct animation *batt_anim = charger->batt_anim; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 650 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 651 | clear_screen(); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 652 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 653 | /* try to display *something* */ |
| 654 | if (batt_anim->capacity < 0 || batt_anim->num_frames == 0) |
| 655 | draw_unknown(charger); |
| 656 | else |
| 657 | draw_battery(charger); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 658 | gr_flip(); |
| 659 | } |
| 660 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 661 | static void kick_animation(struct animation *anim) |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 662 | { |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 663 | anim->run = true; |
| 664 | } |
| 665 | |
| 666 | static void reset_animation(struct animation *anim) |
| 667 | { |
| 668 | anim->cur_cycle = 0; |
| 669 | anim->cur_frame = 0; |
| 670 | anim->run = false; |
| 671 | } |
| 672 | |
| 673 | static void update_screen_state(struct charger *charger, int64_t now) |
| 674 | { |
| 675 | struct animation *batt_anim = charger->batt_anim; |
| 676 | int cur_frame; |
| 677 | int disp_time; |
| 678 | |
| 679 | if (!batt_anim->run || now < charger->next_screen_transition) |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 680 | return; |
| 681 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 682 | /* animation is over, blank screen and leave */ |
| 683 | if (batt_anim->cur_cycle == batt_anim->num_cycles) { |
| 684 | reset_animation(batt_anim); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 685 | charger->next_screen_transition = -1; |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 686 | gr_fb_blank(true); |
| 687 | LOGV("[%lld] animation done\n", now); |
| 688 | return; |
| 689 | } |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 690 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 691 | disp_time = batt_anim->frames[batt_anim->cur_frame].disp_time; |
| 692 | |
| 693 | /* animation starting, set up the animation */ |
| 694 | if (batt_anim->cur_frame == 0) { |
| 695 | int batt_cap; |
| 696 | int ret; |
| 697 | |
| 698 | LOGV("[%lld] animation starting\n", now); |
Dima Zavin | 1a5ca61 | 2011-09-26 14:14:19 -0700 | [diff] [blame] | 699 | batt_cap = get_battery_capacity(charger); |
| 700 | if (batt_cap >= 0 && batt_anim->num_frames != 0) { |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 701 | int i; |
| 702 | |
| 703 | /* find first frame given current capacity */ |
| 704 | for (i = 1; i < batt_anim->num_frames; i++) { |
| 705 | if (batt_cap < batt_anim->frames[i].min_capacity) |
| 706 | break; |
| 707 | } |
| 708 | batt_anim->cur_frame = i - 1; |
| 709 | |
| 710 | /* show the first frame for twice as long */ |
| 711 | disp_time = batt_anim->frames[batt_anim->cur_frame].disp_time * 2; |
| 712 | } |
| 713 | |
| 714 | batt_anim->capacity = batt_cap; |
| 715 | } |
| 716 | |
| 717 | /* unblank the screen on first cycle */ |
| 718 | if (batt_anim->cur_cycle == 0) |
| 719 | gr_fb_blank(false); |
| 720 | |
| 721 | /* draw the new frame (@ cur_frame) */ |
| 722 | redraw_screen(charger); |
| 723 | |
| 724 | /* if we don't have anim frames, we only have one image, so just bump |
| 725 | * the cycle counter and exit |
| 726 | */ |
| 727 | if (batt_anim->num_frames == 0 || batt_anim->capacity < 0) { |
| 728 | LOGV("[%lld] animation missing or unknown battery status\n", now); |
| 729 | charger->next_screen_transition = now + BATTERY_UNKNOWN_TIME; |
| 730 | batt_anim->cur_cycle++; |
| 731 | return; |
| 732 | } |
| 733 | |
| 734 | /* schedule next screen transition */ |
| 735 | charger->next_screen_transition = now + disp_time; |
| 736 | |
| 737 | /* advance frame cntr to the next valid frame |
| 738 | * if necessary, advance cycle cntr, and reset frame cntr |
| 739 | */ |
| 740 | batt_anim->cur_frame++; |
Dima Zavin | 9ec3f3e | 2011-10-31 16:53:41 -0700 | [diff] [blame] | 741 | |
| 742 | /* if the frame is used for level-only, that is only show it when it's |
| 743 | * the current level, skip it during the animation. |
| 744 | */ |
| 745 | while (batt_anim->cur_frame < batt_anim->num_frames && |
| 746 | batt_anim->frames[batt_anim->cur_frame].level_only) |
| 747 | batt_anim->cur_frame++; |
| 748 | if (batt_anim->cur_frame >= batt_anim->num_frames) { |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 749 | batt_anim->cur_cycle++; |
| 750 | batt_anim->cur_frame = 0; |
| 751 | |
| 752 | /* don't reset the cycle counter, since we use that as a signal |
| 753 | * in a test above to check if animation is over |
| 754 | */ |
| 755 | } |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 756 | } |
| 757 | |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 758 | static int set_key_callback(int code, int value, void *data) |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 759 | { |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 760 | struct charger *charger = data; |
| 761 | int64_t now = curr_time_ms(); |
| 762 | int down = !!value; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 763 | |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 764 | if (code > KEY_MAX) |
| 765 | return -1; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 766 | |
Dima Zavin | 2d978c0 | 2011-10-12 16:18:23 -0700 | [diff] [blame] | 767 | /* ignore events that don't modify our state */ |
| 768 | if (charger->keys[code].down == down) |
Dima Zavin | 471157a | 2011-10-13 13:04:20 -0700 | [diff] [blame] | 769 | return 0; |
Dima Zavin | 2d978c0 | 2011-10-12 16:18:23 -0700 | [diff] [blame] | 770 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 771 | /* only record the down even timestamp, as the amount |
| 772 | * of time the key spent not being pressed is not useful */ |
| 773 | if (down) |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 774 | charger->keys[code].timestamp = now; |
| 775 | charger->keys[code].down = down; |
| 776 | charger->keys[code].pending = true; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 777 | if (down) { |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 778 | LOGV("[%lld] key[%d] down\n", now, code); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 779 | } else { |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 780 | int64_t duration = now - charger->keys[code].timestamp; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 781 | int64_t secs = duration / 1000; |
| 782 | int64_t msecs = duration - secs * 1000; |
| 783 | LOGV("[%lld] key[%d] up (was down for %lld.%lldsec)\n", now, |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 784 | code, secs, msecs); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 785 | } |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 786 | |
| 787 | return 0; |
| 788 | } |
| 789 | |
| 790 | static void update_input_state(struct charger *charger, |
| 791 | struct input_event *ev) |
| 792 | { |
| 793 | if (ev->type != EV_KEY) |
| 794 | return; |
| 795 | set_key_callback(ev->code, ev->value, charger); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 796 | } |
| 797 | |
| 798 | static void set_next_key_check(struct charger *charger, |
| 799 | struct key_state *key, |
| 800 | int64_t timeout) |
| 801 | { |
| 802 | int64_t then = key->timestamp + timeout; |
| 803 | |
| 804 | if (charger->next_key_check == -1 || then < charger->next_key_check) |
| 805 | charger->next_key_check = then; |
| 806 | } |
| 807 | |
| 808 | static void process_key(struct charger *charger, int code, int64_t now) |
| 809 | { |
| 810 | struct key_state *key = &charger->keys[code]; |
| 811 | int64_t next_key_check; |
| 812 | |
| 813 | if (code == KEY_POWER) { |
| 814 | if (key->down) { |
| 815 | int64_t reboot_timeout = key->timestamp + POWER_ON_KEY_TIME; |
| 816 | if (now >= reboot_timeout) { |
| 817 | LOGI("[%lld] rebooting\n", now); |
| 818 | android_reboot(ANDROID_RB_RESTART, 0, 0); |
| 819 | } else { |
| 820 | /* if the key is pressed but timeout hasn't expired, |
| 821 | * make sure we wake up at the right-ish time to check |
| 822 | */ |
| 823 | set_next_key_check(charger, key, POWER_ON_KEY_TIME); |
| 824 | } |
| 825 | } else { |
| 826 | /* if the power key got released, force screen state cycle */ |
| 827 | if (key->pending) |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 828 | kick_animation(charger->batt_anim); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 829 | } |
| 830 | } |
| 831 | |
| 832 | key->pending = false; |
| 833 | } |
| 834 | |
| 835 | static void handle_input_state(struct charger *charger, int64_t now) |
| 836 | { |
| 837 | process_key(charger, KEY_POWER, now); |
| 838 | |
| 839 | if (charger->next_key_check != -1 && now > charger->next_key_check) |
| 840 | charger->next_key_check = -1; |
| 841 | } |
| 842 | |
| 843 | static void handle_power_supply_state(struct charger *charger, int64_t now) |
| 844 | { |
| 845 | if (charger->num_supplies_online == 0) { |
| 846 | if (charger->next_pwr_check == -1) { |
| 847 | charger->next_pwr_check = now + UNPLUGGED_SHUTDOWN_TIME; |
| 848 | LOGI("[%lld] device unplugged: shutting down in %lld (@ %lld)\n", |
| 849 | now, UNPLUGGED_SHUTDOWN_TIME, charger->next_pwr_check); |
| 850 | } else if (now >= charger->next_pwr_check) { |
| 851 | LOGI("[%lld] shutting down\n", now); |
| 852 | android_reboot(ANDROID_RB_POWEROFF, 0, 0); |
| 853 | } else { |
| 854 | /* otherwise we already have a shutdown timer scheduled */ |
| 855 | } |
| 856 | } else { |
| 857 | /* online supply present, reset shutdown timer if set */ |
| 858 | if (charger->next_pwr_check != -1) { |
| 859 | LOGI("[%lld] device plugged in: shutdown cancelled\n", now); |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 860 | kick_animation(charger->batt_anim); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 861 | } |
| 862 | charger->next_pwr_check = -1; |
| 863 | } |
| 864 | } |
| 865 | |
| 866 | static void wait_next_event(struct charger *charger, int64_t now) |
| 867 | { |
| 868 | int64_t next_event = INT64_MAX; |
| 869 | int64_t timeout; |
| 870 | struct input_event ev; |
| 871 | int ret; |
| 872 | |
| 873 | LOGV("[%lld] next screen: %lld next key: %lld next pwr: %lld\n", now, |
| 874 | charger->next_screen_transition, charger->next_key_check, |
| 875 | charger->next_pwr_check); |
| 876 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 877 | if (charger->next_screen_transition != -1) |
| 878 | next_event = charger->next_screen_transition; |
| 879 | if (charger->next_key_check != -1 && charger->next_key_check < next_event) |
| 880 | next_event = charger->next_key_check; |
| 881 | if (charger->next_pwr_check != -1 && charger->next_pwr_check < next_event) |
| 882 | next_event = charger->next_pwr_check; |
| 883 | |
| 884 | if (next_event != -1 && next_event != INT64_MAX) |
| 885 | timeout = max(0, next_event - now); |
| 886 | else |
| 887 | timeout = -1; |
| 888 | LOGV("[%lld] blocking (%lld)\n", now, timeout); |
| 889 | ret = ev_wait((int)timeout); |
| 890 | if (!ret) |
| 891 | ev_dispatch(); |
| 892 | } |
| 893 | |
| 894 | static int input_callback(int fd, short revents, void *data) |
| 895 | { |
| 896 | struct charger *charger = data; |
| 897 | struct input_event ev; |
| 898 | int ret; |
| 899 | |
| 900 | ret = ev_get_input(fd, revents, &ev); |
| 901 | if (ret) |
| 902 | return -1; |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 903 | update_input_state(charger, &ev); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 904 | return 0; |
| 905 | } |
| 906 | |
| 907 | static void event_loop(struct charger *charger) |
| 908 | { |
| 909 | int ret; |
| 910 | |
| 911 | while (true) { |
| 912 | int64_t now = curr_time_ms(); |
| 913 | |
| 914 | LOGV("[%lld] event_loop()\n", now); |
| 915 | handle_input_state(charger, now); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 916 | handle_power_supply_state(charger, now); |
| 917 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 918 | /* do screen update last in case any of the above want to start |
| 919 | * screen transitions (animations, etc) |
| 920 | */ |
| 921 | update_screen_state(charger, now); |
| 922 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 923 | wait_next_event(charger, now); |
| 924 | } |
| 925 | } |
| 926 | |
| 927 | int main(int argc, char **argv) |
| 928 | { |
| 929 | int ret; |
| 930 | struct charger *charger = &charger_state; |
| 931 | int64_t now = curr_time_ms() - 1; |
| 932 | int fd; |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 933 | int i; |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 934 | |
| 935 | list_init(&charger->supplies); |
| 936 | |
| 937 | klog_init(); |
| 938 | klog_set_level(CHARGER_KLOG_LEVEL); |
| 939 | |
Dima Zavin | 823ebc4 | 2011-09-29 17:20:07 -0700 | [diff] [blame] | 940 | dump_last_kmsg(); |
| 941 | |
| 942 | LOGI("--------------- STARTING CHARGER MODE ---------------\n"); |
| 943 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 944 | gr_init(); |
| 945 | gr_font_size(&char_width, &char_height); |
| 946 | |
| 947 | ev_init(input_callback, charger); |
| 948 | |
| 949 | fd = uevent_open_socket(64*1024, true); |
| 950 | if (fd >= 0) { |
| 951 | fcntl(fd, F_SETFL, O_NONBLOCK); |
| 952 | ev_add_fd(fd, uevent_callback, charger); |
| 953 | } |
| 954 | charger->uevent_fd = fd; |
| 955 | coldboot(charger, "/sys/class/power_supply", "add"); |
| 956 | |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 957 | ret = res_create_surface("charger/battery_fail", &charger->surf_unknown); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 958 | if (ret < 0) { |
| 959 | LOGE("Cannot load image\n"); |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 960 | charger->surf_unknown = NULL; |
| 961 | } |
| 962 | |
| 963 | for (i = 0; i < charger->batt_anim->num_frames; i++) { |
| 964 | struct frame *frame = &charger->batt_anim->frames[i]; |
| 965 | |
| 966 | ret = res_create_surface(frame->name, &frame->surface); |
| 967 | if (ret < 0) { |
| 968 | LOGE("Cannot load image %s\n", frame->name); |
| 969 | /* TODO: free the already allocated surfaces... */ |
| 970 | charger->batt_anim->num_frames = 0; |
| 971 | charger->batt_anim->num_cycles = 1; |
| 972 | break; |
| 973 | } |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 974 | } |
| 975 | |
Dima Zavin | 2471a6a | 2011-10-12 16:16:05 -0700 | [diff] [blame] | 976 | ev_sync_key_state(set_key_callback, charger); |
| 977 | |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 978 | gr_fb_blank(true); |
| 979 | |
| 980 | charger->next_screen_transition = now - 1; |
| 981 | charger->next_key_check = -1; |
| 982 | charger->next_pwr_check = -1; |
Dima Zavin | 0052abd | 2011-09-22 15:49:04 -0700 | [diff] [blame] | 983 | reset_animation(charger->batt_anim); |
| 984 | kick_animation(charger->batt_anim); |
Dima Zavin | f48b236 | 2011-08-30 10:46:09 -0700 | [diff] [blame] | 985 | |
| 986 | event_loop(charger); |
| 987 | |
| 988 | return 0; |
| 989 | } |