apps/plugins/oscilloscope.c

   1 /***************************************************************************
   2 *             __________               __   ___.
   3 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7 *                     \/            \/     \/    \/            \/
   8 * $Id$
   9 *
  10 * Oscilloscope, with many different modes of operation.
  11 *
  12 * Copyright (C) 2004-2006 Jens Arnold
  13 *
  14 * This program is free software; you can redistribute it and/or
  15 * modify it under the terms of the GNU General Public License
  16 * as published by the Free Software Foundation; either version 2
  17 * of the License, or (at your option) any later version.
  18 *
  19 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  20 * KIND, either express or implied.
  21 *
  22 ****************************************************************************/
  23
  24 #include "plugin.h"
  25 #include "lib/helper.h"
  26 #include "lib/pluginlib_exit.h"
  27
  28 #include "lib/xlcd.h"
  29 #include "lib/configfile.h"
  30
  31
  32
  33 /* variable button definitions */
  34 #if CONFIG_KEYPAD == RECORDER_PAD
  35 #define OSCILLOSCOPE_QUIT         BUTTON_OFF
  36 #define OSCILLOSCOPE_DRAWMODE     BUTTON_F1
  37 #define OSCILLOSCOPE_ADVMODE      BUTTON_F2
  38 #define OSCILLOSCOPE_ORIENTATION  BUTTON_F3
  39 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
  40 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  41 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  42 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
  43 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
  44
  45 #elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
  46 #define OSCILLOSCOPE_QUIT         BUTTON_OFF
  47 #define OSCILLOSCOPE_DRAWMODE     BUTTON_F1
  48 #define OSCILLOSCOPE_ADVMODE      BUTTON_F2
  49 #define OSCILLOSCOPE_ORIENTATION  BUTTON_F3
  50 #define OSCILLOSCOPE_PAUSE        BUTTON_SELECT
  51 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  52 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  53 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
  54 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
  55
  56 #elif CONFIG_KEYPAD == ONDIO_PAD
  57 #define OSCILLOSCOPE_QUIT         BUTTON_OFF
  58 #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_MENU
  59 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_MENU | BUTTON_REL)
  60 #define OSCILLOSCOPE_ADVMODE      (BUTTON_MENU | BUTTON_RIGHT)
  61 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_MENU | BUTTON_LEFT)
  62 #define OSCILLOSCOPE_PAUSE        (BUTTON_MENU | BUTTON_OFF)
  63 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  64 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  65 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
  66 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
  67
  68 #elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
  69 #define OSCILLOSCOPE_QUIT         BUTTON_OFF
  70 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
  71 #define OSCILLOSCOPE_ADVMODE      BUTTON_MODE
  72 #define OSCILLOSCOPE_ORIENTATION  BUTTON_REC
  73 #define OSCILLOSCOPE_PAUSE        BUTTON_ON
  74 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  75 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  76 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
  77 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
  78 #define OSCILLOSCOPE_RC_QUIT      BUTTON_RC_STOP
  79
  80 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \
  81       (CONFIG_KEYPAD == IPOD_1G2G_PAD)
  82 #define OSCILLOSCOPE_QUIT         (BUTTON_SELECT | BUTTON_MENU)
  83 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_SELECT | BUTTON_PLAY)
  84 #define OSCILLOSCOPE_ADVMODE      (BUTTON_SELECT | BUTTON_RIGHT)
  85 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_SELECT | BUTTON_LEFT)
  86 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
  87 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  88 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  89 #define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_FWD
  90 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_BACK
  91
  92 #elif (CONFIG_KEYPAD == GIGABEAT_PAD)
  93 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
  94 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
  95 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
  96 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
  97 #define OSCILLOSCOPE_PAUSE        BUTTON_A
  98 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  99 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 100 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 101 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 102
 103 #elif (CONFIG_KEYPAD == SANSA_E200_PAD)
 104 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 105 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 106 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
 107 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 108 #define OSCILLOSCOPE_PAUSE        BUTTON_REC
 109 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 110 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 111 #define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_FWD
 112 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_BACK
 113
 114 #elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
 115 #define OSCILLOSCOPE_QUIT         (BUTTON_HOME|BUTTON_REPEAT)
 116 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_SELECT | BUTTON_REL)
 117 #define OSCILLOSCOPE_ADVMODE      (BUTTON_SELECT | BUTTON_RIGHT)
 118 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_SELECT | BUTTON_LEFT)
 119 #define OSCILLOSCOPE_PAUSE        BUTTON_UP
 120 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 121 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 122 #define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_FWD
 123 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_BACK
 124
 125 #elif (CONFIG_KEYPAD == SANSA_C200_PAD)
 126 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 127 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 128 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
 129 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 130 #define OSCILLOSCOPE_PAUSE        BUTTON_REC
 131 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 132 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 133 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 134 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 135
 136 #elif (CONFIG_KEYPAD == SANSA_CLIP_PAD)
 137 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 138 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 139 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
 140 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 141 #define OSCILLOSCOPE_PAUSE        BUTTON_HOME
 142 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 143 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 144 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 145 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 146
 147 #elif (CONFIG_KEYPAD == SANSA_M200_PAD)
 148 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 149 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_SELECT | BUTTON_REL)
 150 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
 151 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 152 #define OSCILLOSCOPE_PAUSE        (BUTTON_SELECT | BUTTON_UP)
 153 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 154 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 155 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 156 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 157
 158 #elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD
 159 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 160 #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_SELECT
 161 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_SELECT | BUTTON_REL)
 162 #define OSCILLOSCOPE_ADVMODE      BUTTON_REC
 163 #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_SELECT
 164 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_SELECT | BUTTON_REPEAT)
 165 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 166 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 167 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 168 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 169 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 170
 171 #elif CONFIG_KEYPAD == IRIVER_H10_PAD
 172 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 173 #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_REW
 174 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_REW | BUTTON_REL)
 175 #define OSCILLOSCOPE_ADVMODE      BUTTON_FF
 176 #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_REW
 177 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_REW | BUTTON_REPEAT)
 178 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 179 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 180 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 181 #define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_UP
 182 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_DOWN
 183
 184 #elif CONFIG_KEYPAD == GIGABEAT_S_PAD
 185 #define OSCILLOSCOPE_QUIT         BUTTON_BACK
 186 #define OSCILLOSCOPE_DRAWMODE     BUTTON_PREV
 187 #define OSCILLOSCOPE_ADVMODE      BUTTON_NEXT
 188 #define OSCILLOSCOPE_ORIENTATION  BUTTON_MENU
 189 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 190 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 191 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 192 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 193 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 194
 195 #elif (CONFIG_KEYPAD == MROBE100_PAD)
 196 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 197 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 198 #define OSCILLOSCOPE_ADVMODE      BUTTON_MENU
 199 #define OSCILLOSCOPE_ORIENTATION  BUTTON_PLAY
 200 #define OSCILLOSCOPE_PAUSE        BUTTON_DISPLAY
 201 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 202 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 203 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 204 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 205
 206 #elif CONFIG_KEYPAD == IAUDIO_M3_PAD
 207 #define OSCILLOSCOPE_QUIT         BUTTON_RC_REC
 208 #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_RC_MODE
 209 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_RC_MODE|BUTTON_REL)
 210 #define OSCILLOSCOPE_ADVMODE      BUTTON_RC_MENU
 211 #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_RC_MODE
 212 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_RC_MODE|BUTTON_REPEAT)
 213 #define OSCILLOSCOPE_PAUSE        BUTTON_RC_PLAY
 214 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RC_FF
 215 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_RC_REW
 216 #define OSCILLOSCOPE_VOL_UP       BUTTON_RC_VOL_UP
 217 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_RC_VOL_DOWN
 218
 219 #elif CONFIG_KEYPAD == COWON_D2_PAD
 220 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 221 #define OSCILLOSCOPE_VOL_UP       BUTTON_PLUS
 222 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_MINUS
 223
 224 #elif CONFIG_KEYPAD == CREATIVEZVM_PAD
 225 #define OSCILLOSCOPE_QUIT         BUTTON_BACK
 226 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 227 #define OSCILLOSCOPE_ADVMODE      BUTTON_CUSTOM
 228 #define OSCILLOSCOPE_ORIENTATION  BUTTON_MENU
 229 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 230 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 231 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 232 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 233 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 234
 235 #elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
 236 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 237 #define OSCILLOSCOPE_DRAWMODE     BUTTON_MENU
 238 #define OSCILLOSCOPE_ADVMODE      BUTTON_VIEW
 239 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 240 #define OSCILLOSCOPE_PAUSE        BUTTON_SELECT
 241 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 242 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 243 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 244 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 245
 246 #elif CONFIG_KEYPAD == PHILIPS_HDD6330_PAD
 247 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 248 #define OSCILLOSCOPE_DRAWMODE     BUTTON_MENU
 249 #define OSCILLOSCOPE_ADVMODE      BUTTON_RIGHT
 250 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 251 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 252 #define OSCILLOSCOPE_SPEED_UP     BUTTON_NEXT
 253 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_PREV
 254 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 255 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 256
 257 #elif CONFIG_KEYPAD == PHILIPS_SA9200_PAD
 258 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 259 #define OSCILLOSCOPE_DRAWMODE     BUTTON_MENU
 260 #define OSCILLOSCOPE_ADVMODE      BUTTON_RIGHT
 261 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 262 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 263 #define OSCILLOSCOPE_SPEED_UP     BUTTON_NEXT
 264 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_PREV
 265 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 266 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 267
 268 #elif CONFIG_KEYPAD == ONDAVX747_PAD
 269 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 270 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 271 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 272
 273 #elif CONFIG_KEYPAD == ONDAVX777_PAD
 274 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 275
 276 #elif CONFIG_KEYPAD == MROBE500_PAD
 277 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 278
 279 #elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
 280 #define OSCILLOSCOPE_QUIT         BUTTON_REC
 281 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_PLAY|BUTTON_LEFT)
 282 #define OSCILLOSCOPE_ADVMODE      (BUTTON_PLAY|BUTTON_RIGHT)
 283 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_PLAY|BUTTON_UP)
 284 #define OSCILLOSCOPE_PAUSE        (BUTTON_PLAY|BUTTON_DOWN)
 285 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 286 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 287 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 288 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 289
 290 #elif CONFIG_KEYPAD == PBELL_VIBE500_PAD
 291 #define OSCILLOSCOPE_QUIT         BUTTON_REC
 292 #define OSCILLOSCOPE_DRAWMODE     BUTTON_MENU
 293 #define OSCILLOSCOPE_ADVMODE      BUTTON_CANCEL
 294 #define OSCILLOSCOPE_ORIENTATION  BUTTON_OK
 295 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 296 #define OSCILLOSCOPE_SPEED_UP     BUTTON_PREV
 297 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_NEXT
 298 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 299 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 300
 301 #elif CONFIG_KEYPAD == MPIO_HD200_PAD
 302 #define OSCILLOSCOPE_QUIT         (BUTTON_REC | BUTTON_PLAY)
 303 #define OSCILLOSCOPE_DRAWMODE     BUTTON_FUNC
 304 #define OSCILLOSCOPE_ADVMODE      BUTTON_REC
 305 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_FUNC|BUTTON_REPEAT)
 306 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 307 #define OSCILLOSCOPE_SPEED_UP     BUTTON_FF
 308 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_REW
 309 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 310 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 311
 312 #elif CONFIG_KEYPAD == MPIO_HD300_PAD
 313 #define OSCILLOSCOPE_QUIT         (BUTTON_REC | BUTTON_REPEAT)
 314 #define OSCILLOSCOPE_DRAWMODE     BUTTON_ENTER
 315 #define OSCILLOSCOPE_ADVMODE      BUTTON_REC
 316 #define OSCILLOSCOPE_ORIENTATION  BUTTON_MENU
 317 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 318 #define OSCILLOSCOPE_SPEED_UP     BUTTON_FF
 319 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_REW
 320 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 321 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 322
 323 #else
 324 #error No keymap defined!
 325 #endif
 326
 327 #ifdef HAVE_TOUCHSCREEN
 328 #ifndef OSCILLOSCOPE_QUIT
 329 #define OSCILLOSCOPE_QUIT         BUTTON_TOPLEFT
 330 #endif
 331 #ifndef OSCILLOSCOPE_DRAWMODE
 332 #define OSCILLOSCOPE_DRAWMODE     BUTTON_TOPMIDDLE
 333 #endif
 334 #ifndef OSCILLOSCOPE_ADVMODE
 335 #define OSCILLOSCOPE_ADVMODE      BUTTON_BOTTOMMIDDLE
 336 #endif
 337 #ifndef OSCILLOSCOPE_ORIENTATION
 338 #define OSCILLOSCOPE_ORIENTATION  BUTTON_BOTTOMLEFT
 339 #endif
 340 #ifndef OSCILLOSCOPE_PAUSE
 341 #define OSCILLOSCOPE_PAUSE        BUTTON_CENTER
 342 #endif
 343 #ifndef OSCILLOSCOPE_SPEED_UP
 344 #define OSCILLOSCOPE_SPEED_UP     BUTTON_MIDRIGHT
 345 #endif
 346 #ifndef OSCILLOSCOPE_SPEED_DOWN
 347 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_MIDLEFT
 348 #endif
 349 #ifndef OSCILLOSCOPE_VOL_UP
 350 #define OSCILLOSCOPE_VOL_UP       BUTTON_TOPRIGHT
 351 #endif
 352 #ifndef OSCILLOSCOPE_VOL_DOWN
 353 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_BOTTOMRIGHT
 354 #endif
 355 #endif
 356
 357 /* colours */
 358 #if LCD_DEPTH > 1
 359 #ifdef HAVE_LCD_COLOR
 360 #define BACKG_COLOR  LCD_BLACK
 361 #define GRAPH_COLOR  LCD_RGBPACK(128, 255, 0)
 362 #define CURSOR_COLOR LCD_RGBPACK(255, 0, 0)
 363 #else
 364 #define BACKG_COLOR  LCD_WHITE
 365 #define GRAPH_COLOR  LCD_BLACK
 366 #define CURSOR_COLOR LCD_DARKGRAY
 367 #endif
 368 #endif
 369
 370 enum { DRAW_FILLED, DRAW_LINE, DRAW_PIXEL, MAX_DRAW };
 371 enum { ADV_SCROLL, ADV_WRAP, MAX_ADV };
 372 enum { OSC_HORIZ, OSC_VERT, MAX_OSC };
 373
 374 #define CFGFILE_VERSION 0     /* Current config file version */
 375 #define CFGFILE_MINVERSION 0  /* Minimum config file version to accept */
 376
 377
 378 #define MAX_PEAK 0x8000
 379
 380 #if defined(SIMULATOR) && (CONFIG_CODEC != SWCODEC)
 381 #define mas_codec_readreg(x) rand()%MAX_PEAK
 382 #endif
 383
 384 /* global variables */
 385
 386 /* settings */
 387 struct osc_config {
 388     int delay;     /* in ticks */
 389     int draw;
 390     int advance;
 391     int orientation;
 392 };
 393
 394 struct osc_config osc_disk = { 2, DRAW_FILLED, ADV_SCROLL, OSC_HORIZ };
 395 struct osc_config osc;       /* running config */
 396
 397 static const char cfg_filename[] =  "oscilloscope.cfg";
 398 static char *draw_str[3]        = { "filled", "line", "pixel" };
 399 static char *advance_str[2]     = { "scroll", "wrap" };
 400 static char *orientation_str[2] = { "horizontal", "vertical" };
 401
 402 struct configdata disk_config[] = {
 403    { TYPE_INT,  1, 99, { .int_p = &osc_disk.delay }, "delay", NULL },
 404    { TYPE_ENUM, 0, MAX_DRAW, { .int_p = &osc_disk.draw }, "draw", draw_str },
 405    { TYPE_ENUM, 0, MAX_ADV, { .int_p = &osc_disk.advance }, "advance",
 406      advance_str },
 407    { TYPE_ENUM, 0, MAX_OSC, { .int_p = &osc_disk.orientation }, "orientation",
 408      orientation_str }
 409 };
 410
 411
 412 long last_tick = 0;  /* time of last drawing */
 413 int last_pos = 0;    /* last x or y drawing position. Reset for aspect switch. */
 414 int last_left;       /* last channel values */
 415 int last_right;
 416
 417 unsigned char message[16]; /* message to display */
 418 bool displaymsg = false;
 419 int font_height = 8;
 420
 421 /* implementation */
 422
 423 void anim_horizontal(int cur_left, int cur_right)
 424 {
 425     int cur_x, x;
 426     int left, right, dl, dr;
 427     long cur_tick = *rb->current_tick;
 428     long d = (cur_tick - last_tick) / osc.delay;
 429     bool full_update = false;
 430
 431     if (d == 0)  /* too early, bail out */
 432         return;
 433
 434     last_tick = cur_tick;
 435
 436     if (d > HZ) /* first call or too much delay, (re)start */
 437     {
 438         last_left = cur_left;
 439         last_right = cur_right;
 440         return;
 441     }
 442     cur_x = last_pos + d;
 443
 444     if (cur_x >= LCD_WIDTH)
 445     {
 446         if (osc.advance == ADV_SCROLL)
 447         {
 448             int shift = cur_x - (LCD_WIDTH-1);
 449             xlcd_scroll_left(shift);
 450             full_update = true;
 451             cur_x -= shift;
 452             last_pos -= shift;
 453         }
 454         else
 455         {
 456             cur_x -= LCD_WIDTH;
 457         }
 458     }
 459     rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 460
 461     if (cur_x > last_pos)
 462     {
 463         rb->lcd_fillrect(last_pos + 1, 0, d, LCD_HEIGHT);
 464     }
 465     else
 466     {
 467         rb->lcd_fillrect(last_pos + 1, 0, LCD_WIDTH - last_pos, LCD_HEIGHT);
 468         rb->lcd_fillrect(0, 0, cur_x + 1, LCD_HEIGHT);
 469     }
 470     rb->lcd_set_drawmode(DRMODE_SOLID);
 471
 472     switch (osc.draw)
 473     {
 474         case DRAW_FILLED:
 475             left = last_left;
 476             right = last_right;
 477             dl = (cur_left  - left)  / d;
 478             dr = (cur_right - right) / d;
 479
 480             for (x = last_pos + 1; d > 0; x++, d--)
 481             {
 482                 if (x == LCD_WIDTH)
 483                     x = 0;
 484
 485                 left  += dl;
 486                 right += dr;
 487
 488                 rb->lcd_vline(x, LCD_HEIGHT/2-1,
 489                               LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16));
 490                 rb->lcd_vline(x, LCD_HEIGHT/2+1,
 491                               LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16));
 492             }
 493             break;
 494
 495         case DRAW_LINE:
 496             if (cur_x > last_pos)
 497             {
 498                 rb->lcd_drawline(
 499                     last_pos, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * last_left) >> 16),
 500                     cur_x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * cur_left) >> 16)
 501                 );
 502                 rb->lcd_drawline(
 503                     last_pos, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * last_right) >> 16),
 504                     cur_x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * cur_right) >> 16)
 505                 );
 506             }
 507             else
 508             {
 509                 left  = last_left
 510                       + (LCD_WIDTH - last_pos) * (last_left - cur_left) / d;
 511                 right = last_right
 512                       + (LCD_WIDTH - last_pos) * (last_right - cur_right) / d;
 513
 514                 rb->lcd_drawline(
 515                     last_pos, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * last_left) >> 16),
 516                     LCD_WIDTH, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16)
 517                 );
 518                 rb->lcd_drawline(
 519                     last_pos, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * last_right) >> 16),
 520                     LCD_WIDTH, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16)
 521                 );
 522                 if (cur_x > 0)
 523                 {
 524                     rb->lcd_drawline(
 525                         0, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16),
 526                         cur_x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * cur_left) >> 16)
 527                     );
 528                     rb->lcd_drawline(
 529                         0, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16),
 530                         cur_x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * cur_right) >> 16)
 531                     );
 532                 }
 533             }
 534             break;
 535
 536         case DRAW_PIXEL:
 537             left = last_left;
 538             right = last_right;
 539             dl = (cur_left - left) / d;
 540             dr = (cur_right - right) / d;
 541
 542             for (x = last_pos + 1; d > 0; x++, d--)
 543             {
 544                 if (x == LCD_WIDTH)
 545                     x = 0;
 546
 547                 left  += dl;
 548                 right += dr;
 549
 550                 rb->lcd_drawpixel(x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16));
 551                 rb->lcd_drawpixel(x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16));
 552             }
 553             break;
 554
 555     }
 556     last_left  = cur_left;
 557     last_right = cur_right;
 558
 559     if (displaymsg)
 560     {
 561         int width;
 562
 563         rb->lcd_getstringsize(message, &width, NULL);
 564         last_pos -= width - 1;
 565         rb->lcd_putsxy(last_pos, 0, message);
 566         displaymsg = false;
 567
 568         if (last_pos < 0)
 569             last_pos = 0;
 570     }
 571
 572     if (full_update)
 573     {
 574         rb->lcd_update();
 575     }
 576     else
 577     {
 578 #if LCD_DEPTH > 1                 /* cursor bar */
 579         rb->lcd_set_foreground(CURSOR_COLOR);
 580         rb->lcd_vline(cur_x + 1, 0, LCD_HEIGHT-1);
 581         rb->lcd_set_foreground(GRAPH_COLOR);
 582 #else
 583         rb->lcd_set_drawmode(DRMODE_COMPLEMENT);
 584         rb->lcd_vline(cur_x + 1, 0, LCD_HEIGHT-1);
 585         rb->lcd_set_drawmode(DRMODE_SOLID);
 586 #endif
 587
 588         if (cur_x > last_pos)
 589         {
 590             rb->lcd_update_rect(last_pos, 0, cur_x - last_pos + 2, LCD_HEIGHT);
 591         }
 592         else
 593         {
 594             rb->lcd_update_rect(last_pos, 0, LCD_WIDTH - last_pos, LCD_HEIGHT);
 595             rb->lcd_update_rect(0, 0, cur_x + 2, LCD_HEIGHT);
 596         }
 597     }
 598     last_pos = cur_x;
 599 }
 600
 601 void anim_vertical(int cur_left, int cur_right)
 602 {
 603     int cur_y, y;
 604     int left, right, dl, dr;
 605     long cur_tick = *rb->current_tick;
 606     long d = (cur_tick - last_tick) / osc.delay;
 607     bool full_update = false;
 608
 609     if (d == 0)  /* too early, bail out */
 610         return;
 611
 612     last_tick = cur_tick;
 613
 614     if (d > HZ) /* first call or too much delay, (re)start */
 615     {
 616         last_left = cur_left;
 617         last_right = cur_right;
 618         return;
 619     }
 620     cur_y = last_pos + d;
 621
 622     if (cur_y >= LCD_HEIGHT)
 623     {
 624         if (osc.advance == ADV_SCROLL)
 625         {
 626             int shift = cur_y - (LCD_HEIGHT-1);
 627             xlcd_scroll_up(shift);
 628             full_update = true;
 629             cur_y -= shift;
 630             last_pos -= shift;
 631         }
 632         else
 633         {
 634             cur_y -= LCD_HEIGHT;
 635         }
 636     }
 637     rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 638
 639     if (cur_y > last_pos)
 640     {
 641         rb->lcd_fillrect(0, last_pos + 1, LCD_WIDTH, d);
 642     }
 643     else
 644     {
 645         rb->lcd_fillrect(0, last_pos + 1, LCD_WIDTH, LCD_HEIGHT - last_pos);
 646         rb->lcd_fillrect(0, 0, LCD_WIDTH, cur_y + 1);
 647     }
 648     rb->lcd_set_drawmode(DRMODE_SOLID);
 649
 650     switch (osc.draw)
 651     {
 652         case DRAW_FILLED:
 653             left = last_left;
 654             right = last_right;
 655             dl = (cur_left  - left)  / d;
 656             dr = (cur_right - right) / d;
 657
 658             for (y = last_pos + 1; d > 0; y++, d--)
 659             {
 660                 if (y == LCD_HEIGHT)
 661                     y = 0;
 662
 663                 left  += dl;
 664                 right += dr;
 665
 666                 rb->lcd_hline(LCD_WIDTH/2-1,
 667                               LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), y);
 668                 rb->lcd_hline(LCD_WIDTH/2+1,
 669                               LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), y);
 670             }
 671             break;
 672
 673         case DRAW_LINE:
 674             if (cur_y > last_pos)
 675             {
 676                 rb->lcd_drawline(
 677                     LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * last_left) >> 16), last_pos,
 678                     LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * cur_left) >> 16), cur_y
 679                 );
 680                 rb->lcd_drawline(
 681                     LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * last_right) >> 16), last_pos,
 682                     LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * cur_right) >> 16), cur_y
 683                 );
 684             }
 685             else
 686             {
 687                 left  = last_left
 688                       + (LCD_HEIGHT - last_pos) * (last_left - cur_left) / d;
 689                 right = last_right
 690                       + (LCD_HEIGHT - last_pos) * (last_right - cur_right) / d;
 691
 692                 rb->lcd_drawline(
 693                     LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * last_left) >> 16), last_pos,
 694                     LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), LCD_HEIGHT
 695                 );
 696                 rb->lcd_drawline(
 697                     LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * last_right) >> 16), last_pos,
 698                     LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), LCD_HEIGHT
 699                 );
 700                 if (cur_y > 0)
 701                 {
 702                     rb->lcd_drawline(
 703                         LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), 0,
 704                         LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * cur_left) >> 16), cur_y
 705                     );
 706                     rb->lcd_drawline(
 707                         LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), 0,
 708                         LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * cur_right) >> 16), cur_y
 709                     );
 710                 }
 711             }
 712             break;
 713
 714         case DRAW_PIXEL:
 715             left = last_left;
 716             right = last_right;
 717             dl = (cur_left - left) / d;
 718             dr = (cur_right - right) / d;
 719
 720             for (y = last_pos + 1; d > 0; y++, d--)
 721             {
 722                 if (y == LCD_HEIGHT)
 723                     y = 0;
 724
 725                 left  += dl;
 726                 right += dr;
 727
 728                 rb->lcd_drawpixel(LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), y);
 729                 rb->lcd_drawpixel(LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), y);
 730             }
 731             break;
 732
 733     }
 734     last_left  = cur_left;
 735     last_right = cur_right;
 736
 737     if (displaymsg)
 738     {
 739         last_pos -= font_height - 1;
 740         rb->lcd_putsxy(0, last_pos, message);
 741         displaymsg = false;
 742
 743         if (last_pos < 0)
 744             last_pos = 0;
 745     }
 746
 747     if (full_update)
 748     {
 749         rb->lcd_update();
 750     }
 751     else
 752     {
 753 #if LCD_DEPTH > 1               /* cursor bar */
 754         rb->lcd_set_foreground(CURSOR_COLOR);
 755         rb->lcd_hline(0, LCD_WIDTH-1, cur_y + 1);
 756         rb->lcd_set_foreground(GRAPH_COLOR);
 757 #else
 758         rb->lcd_set_drawmode(DRMODE_COMPLEMENT);
 759         rb->lcd_hline(0, LCD_WIDTH-1, cur_y + 1);
 760         rb->lcd_set_drawmode(DRMODE_SOLID);
 761 #endif
 762
 763         if (cur_y > last_pos)
 764         {
 765             rb->lcd_update_rect(0, last_pos, LCD_WIDTH, cur_y - last_pos + 2);
 766         }
 767         else
 768         {
 769             rb->lcd_update_rect(0, last_pos, LCD_WIDTH, LCD_HEIGHT - last_pos);
 770             rb->lcd_update_rect(0, 0, LCD_WIDTH, cur_y + 2);
 771         }
 772     }
 773     last_pos = cur_y;
 774 }
 775
 776 void cleanup(void)
 777 {
 778 #if LCD_DEPTH > 1
 779     rb->lcd_set_foreground(LCD_DEFAULT_FG);
 780     rb->lcd_set_background(LCD_DEFAULT_BG);
 781 #endif
 782     /* Turn on backlight timeout (revert to settings) */
 783     backlight_use_settings();
 784 }
 785
 786 enum plugin_status plugin_start(const void* parameter)
 787 {
 788     int button, vol;
 789 #if defined(OSCILLOSCOPE_DRAWMODE_PRE) || defined(OSCILLOSCOPE_ORIENTATION_PRE)
 790     int lastbutton = BUTTON_NONE;
 791 #endif
 792     bool exit = false;
 793     bool paused = false;
 794     bool tell_speed;
 795
 796     (void)parameter;
 797
 798     atexit(cleanup);
 799     configfile_load(cfg_filename, disk_config,
 800                     sizeof(disk_config) / sizeof(disk_config[0]),
 801                     CFGFILE_MINVERSION);
 802     rb->memcpy(&osc, &osc_disk, sizeof(osc));   /* copy to running config */
 803
 804 #if LCD_DEPTH > 1
 805     rb->lcd_set_foreground(GRAPH_COLOR);
 806     rb->lcd_set_background(BACKG_COLOR);
 807     rb->lcd_set_backdrop(NULL);
 808     rb->lcd_clear_display();
 809     rb->lcd_update();
 810 #endif
 811
 812     /* Turn off backlight timeout */
 813     backlight_ignore_timeout();
 814
 815     rb->lcd_getstringsize("A", NULL, &font_height);
 816
 817     while (!exit)
 818     {
 819         if (!paused)
 820         {
 821             int left, right;
 822
 823             rb->sleep(MAX(last_tick + osc.delay - *rb->current_tick - 1, 0));
 824
 825 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 826             left = rb->mas_codec_readreg(0xC);
 827             right = rb->mas_codec_readreg(0xD);
 828 #elif (CONFIG_CODEC == SWCODEC)
 829             rb->pcm_calculate_peaks(&left, &right);
 830 #endif
 831             if (osc.orientation == OSC_HORIZ)
 832                 anim_horizontal(left, right);
 833             else
 834                 anim_vertical(left, right);
 835         }
 836
 837         tell_speed = false;
 838         button = rb->button_get(paused);
 839         switch (button)
 840         {
 841 #ifdef OSCILLOSCOPE_RC_QUIT
 842             case OSCILLOSCOPE_RC_QUIT:
 843 #endif
 844             case OSCILLOSCOPE_QUIT:
 845                 exit = true;
 846                 break;
 847
 848             case OSCILLOSCOPE_ADVMODE:
 849                 if (++osc.advance >= MAX_ADV)
 850                     osc.advance = 0;
 851                 break;
 852
 853             case OSCILLOSCOPE_DRAWMODE:
 854 #ifdef OSCILLOSCOPE_DRAWMODE_PRE
 855                 if (lastbutton != OSCILLOSCOPE_DRAWMODE_PRE)
 856                     break;
 857 #endif
 858                 if (++osc.draw >= MAX_DRAW)
 859                     osc.draw = 0;
 860                 break;
 861
 862             case OSCILLOSCOPE_ORIENTATION:
 863 #ifdef OSCILLOSCOPE_ORIENTATION_PRE
 864                 if (lastbutton != OSCILLOSCOPE_ORIENTATION_PRE)
 865                     break;
 866 #endif
 867                 if (++osc.orientation >= MAX_OSC)
 868                     osc.orientation = 0;
 869                 last_pos = 0;
 870                 last_tick = 0;
 871                 displaymsg = false;
 872                 rb->lcd_clear_display();
 873                 rb->lcd_update();
 874                 break;
 875
 876             case OSCILLOSCOPE_PAUSE:
 877                 paused = !paused;
 878                 last_tick = 0;
 879                 break;
 880
 881             case OSCILLOSCOPE_SPEED_UP:
 882             case OSCILLOSCOPE_SPEED_UP | BUTTON_REPEAT:
 883                 if (osc.delay > 1)
 884                 {
 885                     osc.delay--;
 886                     tell_speed = true;
 887                 }
 888                 break;
 889
 890             case OSCILLOSCOPE_SPEED_DOWN:
 891             case OSCILLOSCOPE_SPEED_DOWN | BUTTON_REPEAT:
 892                 osc.delay++;
 893                 tell_speed = true;
 894                 break;
 895
 896             case OSCILLOSCOPE_VOL_UP:
 897             case OSCILLOSCOPE_VOL_UP | BUTTON_REPEAT:
 898                 vol = rb->global_settings->volume;
 899                 if (vol < rb->sound_max(SOUND_VOLUME))
 900                 {
 901                     vol++;
 902                     rb->sound_set(SOUND_VOLUME, vol);
 903                     rb->global_settings->volume = vol;
 904                 }
 905                 break;
 906
 907             case OSCILLOSCOPE_VOL_DOWN:
 908             case OSCILLOSCOPE_VOL_DOWN | BUTTON_REPEAT:
 909                 vol = rb->global_settings->volume;
 910                 if (vol > rb->sound_min(SOUND_VOLUME))
 911                 {
 912                     vol--;
 913                     rb->sound_set(SOUND_VOLUME, vol);
 914                     rb->global_settings->volume = vol;
 915                 }
 916                 break;
 917
 918             default:
 919                 exit_on_usb(button);
 920                 break;
 921         }
 922 #if defined(OSCILLOSCOPE_DRAWMODE_PRE) || defined(OSCILLOSCOPE_ORIENTATION_PRE)
 923         if (button != BUTTON_NONE)
 924             lastbutton = button;
 925 #endif
 926
 927         if (tell_speed)
 928         {
 929             rb->snprintf(message, sizeof(message), "%s%d",
 930                         (osc.orientation == OSC_VERT) ? "Speed: " : "",
 931                         100 / osc.delay);
 932             displaymsg = true;
 933         }
 934     }
 935     if (rb->memcmp(&osc, &osc_disk, sizeof(osc))) /* save settings if changed */
 936     {
 937         rb->memcpy(&osc_disk, &osc, sizeof(osc));
 938         configfile_save(cfg_filename, disk_config,
 939                         sizeof(disk_config) / sizeof(disk_config[0]),
 940                         CFGFILE_VERSION);
 941     }
 942     return PLUGIN_OK;
 943 }