src/main/osd/osd.c

   1 /*
   2  * This file is part of Cleanflight and Betaflight.
   3  *
   4  * Cleanflight and Betaflight are free software. You can redistribute
   5  * this software and/or modify this software under the terms of the
   6  * GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * Cleanflight and Betaflight are distributed in the hope that they
  11  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  12  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this software.
  17  *
  18  * If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 /*
  22  Created by Marcin Baliniak
  23  some functions based on MinimOSD
  24
  25  OSD-CMS separation by jflyper
  26  */
  27
  28 #include <stdbool.h>
  29 #include <stdint.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <ctype.h>
  33 #include <math.h>
  34
  35 #include "platform.h"
  36
  37 #ifdef USE_OSD
  38
  39 #include "blackbox/blackbox.h"
  40 #include "blackbox/blackbox_io.h"
  41
  42 #include "build/build_config.h"
  43 #include "build/version.h"
  44
  45 #include "cms/cms.h"
  46
  47 #include "common/axis.h"
  48 #include "common/maths.h"
  49 #include "common/printf.h"
  50 #include "common/typeconversion.h"
  51 #include "common/utils.h"
  52 #include "common/unit.h"
  53
  54 #include "config/feature.h"
  55
  56 #include "drivers/display.h"
  57 #include "drivers/dshot.h"
  58 #include "drivers/flash.h"
  59 #include "drivers/osd_symbols.h"
  60 #include "drivers/sdcard.h"
  61 #include "drivers/time.h"
  62
  63 #include "fc/core.h"
  64 #include "fc/gps_lap_timer.h"
  65 #include "fc/rc_controls.h"
  66 #include "fc/rc_modes.h"
  67 #include "fc/runtime_config.h"
  68
  69 #if defined(USE_DYN_NOTCH_FILTER)
  70 #include "flight/dyn_notch_filter.h"
  71 #endif
  72 #include "flight/failsafe.h"
  73 #include "flight/imu.h"
  74 #include "flight/mixer.h"
  75 #include "flight/position.h"
  76
  77 #include "io/asyncfatfs/asyncfatfs.h"
  78 #include "io/beeper.h"
  79 #include "io/flashfs.h"
  80 #include "io/gps.h"
  81
  82 #include "osd/osd.h"
  83 #include "osd/osd_elements.h"
  84 #include "osd/osd_warnings.h"
  85
  86 #include "pg/motor.h"
  87 #include "pg/pg.h"
  88 #include "pg/pg_ids.h"
  89 #include "pg/stats.h"
  90
  91 #include "rx/crsf.h"
  92 #include "rx/rc_stats.h"
  93 #include "rx/rx.h"
  94
  95 #include "scheduler/scheduler.h"
  96
  97 #include "sensors/acceleration.h"
  98 #include "sensors/battery.h"
  99 #include "sensors/sensors.h"
 100
 101 #ifdef USE_HARDWARE_REVISION_DETECTION
 102 #include "hardware_revision.h"
 103 #endif
 104
 105 typedef enum {
 106     OSD_LOGO_ARMING_OFF,
 107     OSD_LOGO_ARMING_ON,
 108     OSD_LOGO_ARMING_FIRST
 109 } osd_logo_on_arming_e;
 110
 111 const char * const osdTimerSourceNames[] = {
 112     "ON TIME  ",
 113     "TOTAL ARM",
 114     "LAST ARM ",
 115     "ON/ARM   "
 116 };
 117
 118 #define OSD_LOGO_ROWS 4
 119 #define OSD_LOGO_COLS 24
 120
 121 // Things in both OSD and CMS
 122
 123 #define IS_HI(X)  (rcData[X] > 1750)
 124 #define IS_LO(X)  (rcData[X] < 1250)
 125 #define IS_MID(X) (rcData[X] > 1250 && rcData[X] < 1750)
 126
 127 timeUs_t osdFlyTime = 0;
 128 #if defined(USE_ACC)
 129 float osdGForce = 0;
 130 #endif
 131 uint16_t osdAuxValue = 0;
 132
 133 static bool showVisualBeeper = false;
 134
 135 static statistic_t stats;
 136 timeUs_t resumeRefreshAt = 0;
 137 #define REFRESH_1S    1000 * 1000
 138
 139 static uint8_t armState;
 140 #ifdef USE_OSD_PROFILES
 141 static uint8_t osdProfile = 1;
 142 #endif
 143 static displayPort_t *osdDisplayPort;
 144 static osdDisplayPortDevice_e osdDisplayPortDeviceType;
 145 static bool osdIsReady;
 146
 147 static bool suppressStatsDisplay = false;
 148
 149 static bool backgroundLayerSupported = false;
 150
 151 #ifdef USE_ESC_SENSOR
 152 escSensorData_t *osdEscDataCombined;
 153 #endif
 154
 155 STATIC_ASSERT(OSD_POS_MAX == OSD_POS(63,31), OSD_POS_MAX_incorrect);
 156
 157 PG_REGISTER_WITH_RESET_FN(osdConfig_t, osdConfig, PG_OSD_CONFIG, 12);
 158
 159 PG_REGISTER_WITH_RESET_FN(osdElementConfig_t, osdElementConfig, PG_OSD_ELEMENT_CONFIG, 1);
 160
 161 // Controls the display order of the OSD post-flight statistics.
 162 // Adjust the ordering here to control how the post-flight stats are presented.
 163 // Every entry in osd_stats_e should be represented. Any that are missing will not
 164 // be shown on the the post-flight statistics page.
 165 // If you reorder the stats it's likely that you'll need to make likewise updates
 166 // to the unit tests.
 167
 168 // If adding new stats, please add to the osdStatsNeedAccelerometer() function
 169 // if the statistic utilizes the accelerometer.
 170 //
 171 const osd_stats_e osdStatsDisplayOrder[OSD_STAT_COUNT] = {
 172     OSD_STAT_RTC_DATE_TIME,
 173     OSD_STAT_TIMER_1,
 174     OSD_STAT_TIMER_2,
 175     OSD_STAT_MAX_ALTITUDE,
 176     OSD_STAT_MAX_SPEED,
 177     OSD_STAT_MAX_DISTANCE,
 178     OSD_STAT_FLIGHT_DISTANCE,
 179     OSD_STAT_MIN_BATTERY,
 180     OSD_STAT_END_BATTERY,
 181     OSD_STAT_BATTERY,
 182     OSD_STAT_MIN_RSSI,
 183     OSD_STAT_MAX_CURRENT,
 184     OSD_STAT_USED_MAH,
 185     OSD_STAT_BLACKBOX,
 186     OSD_STAT_BLACKBOX_NUMBER,
 187     OSD_STAT_MAX_G_FORCE,
 188     OSD_STAT_MAX_ESC_TEMP,
 189     OSD_STAT_MAX_ESC_RPM,
 190     OSD_STAT_MIN_LINK_QUALITY,
 191     OSD_STAT_MAX_FFT,
 192     OSD_STAT_MIN_RSSI_DBM,
 193     OSD_STAT_MIN_RSNR,
 194     OSD_STAT_TOTAL_FLIGHTS,
 195     OSD_STAT_TOTAL_TIME,
 196     OSD_STAT_TOTAL_DIST,
 197     OSD_STAT_WATT_HOURS_DRAWN,
 198     OSD_STAT_BEST_3_CONSEC_LAPS,
 199     OSD_STAT_BEST_LAP,
 200     OSD_STAT_FULL_THROTTLE_TIME,
 201     OSD_STAT_FULL_THROTTLE_COUNTER,
 202     OSD_STAT_AVG_THROTTLE,
 203 };
 204
 205 // Group elements in a number of groups to reduce task scheduling overhead
 206 #define OSD_GROUP_COUNT                 OSD_ITEM_COUNT
 207 // Aim to render a group of elements within a target time
 208 #define OSD_ELEMENT_RENDER_TARGET       30
 209 // Allow a margin by which a group render can exceed that of the sum of the elements before declaring insane
 210 // This will most likely be violated by a USB interrupt whilst using the CLI
 211 #if defined(STM32F411xE)
 212 #define OSD_ELEMENT_RENDER_GROUP_MARGIN 7
 213 #else
 214 #define OSD_ELEMENT_RENDER_GROUP_MARGIN 2
 215 #endif
 216 #define OSD_TASK_MARGIN                 1
 217 // Decay the estimated max task duration by 1/(1 << OSD_EXEC_TIME_SHIFT) on every invocation
 218 #define OSD_EXEC_TIME_SHIFT             8
 219
 220 // Format a float to the specified number of decimal places with optional rounding.
 221 // OSD symbols can optionally be placed before and after the formatted number (use SYM_NONE for no symbol).
 222 // The formatString can be used for customized formatting of the integer part. Follow the printf style.
 223 // Pass an empty formatString for default.
 224 int osdPrintFloat(char *buffer, char leadingSymbol, float value, char *formatString, unsigned decimalPlaces, bool round, char trailingSymbol)
 225 {
 226     char mask[7];
 227     int pos = 0;
 228     int multiplier = 1;
 229     for (unsigned i = 0; i < decimalPlaces; i++) {
 230         multiplier *= 10;
 231     }
 232
 233     value *= multiplier;
 234     const int scaledValueAbs = abs(round ? (int)lrintf(value) : (int)value);
 235     const int integerPart = scaledValueAbs / multiplier;
 236     const int fractionalPart = scaledValueAbs % multiplier;
 237
 238     if (leadingSymbol != SYM_NONE) {
 239         buffer[pos++] = leadingSymbol;
 240     }
 241     if (value < 0 && (integerPart || fractionalPart)) {
 242         buffer[pos++] = '-';
 243     }
 244
 245     pos += tfp_sprintf(buffer + pos, (strlen(formatString) ? formatString : "%01u"), integerPart);
 246     if (decimalPlaces) {
 247         tfp_sprintf((char *)&mask, ".%%0%uu", decimalPlaces); // builds up the format string to be like ".%03u" for decimalPlaces == 3 as an example
 248         pos += tfp_sprintf(buffer + pos, mask, fractionalPart);
 249     }
 250
 251     if (trailingSymbol != SYM_NONE) {
 252         buffer[pos++] = trailingSymbol;
 253     }
 254     buffer[pos] = '\0';
 255
 256     return pos;
 257 }
 258
 259 void osdStatSetState(uint8_t statIndex, bool enabled)
 260 {
 261     if (enabled) {
 262         osdConfigMutable()->enabled_stats |= (1 << statIndex);
 263     } else {
 264         osdConfigMutable()->enabled_stats &= ~(1 << statIndex);
 265     }
 266 }
 267
 268 bool osdStatGetState(uint8_t statIndex)
 269 {
 270     return osdConfig()->enabled_stats & (1 << statIndex);
 271 }
 272
 273 void osdWarnSetState(uint8_t warningIndex, bool enabled)
 274 {
 275     if (enabled) {
 276         osdConfigMutable()->enabledWarnings |= (1 << warningIndex);
 277     } else {
 278         osdConfigMutable()->enabledWarnings &= ~(1 << warningIndex);
 279     }
 280 }
 281
 282 bool osdWarnGetState(uint8_t warningIndex)
 283 {
 284     return osdConfig()->enabledWarnings & (1 << warningIndex);
 285 }
 286
 287 #ifdef USE_OSD_PROFILES
 288 void setOsdProfile(uint8_t value)
 289 {
 290     // 1 ->> 001
 291     // 2 ->> 010
 292     // 3 ->> 100
 293     if (value <= OSD_PROFILE_COUNT) {
 294         if (value == 0) {
 295             osdProfile = 1;
 296         } else {
 297             osdProfile = 1 << (value - 1);
 298         }
 299     }
 300  }
 301
 302 uint8_t getCurrentOsdProfileIndex(void)
 303 {
 304     return osdConfig()->osdProfileIndex;
 305 }
 306
 307 void changeOsdProfileIndex(uint8_t profileIndex)
 308 {
 309     if (profileIndex <= OSD_PROFILE_COUNT) {
 310         osdConfigMutable()->osdProfileIndex = profileIndex;
 311         setOsdProfile(profileIndex);
 312         osdAnalyzeActiveElements();
 313     }
 314 }
 315 #endif
 316
 317 void osdAnalyzeActiveElements(void)
 318 {
 319     /* This code results in a total RX task RX_STATE_MODES state time of ~68us on an F411 overclocked to 108MHz
 320      * This upsets the scheduler task duration estimation and will break SPI RX communication. This can
 321      * occur in flight, e.g. when the OSD profile is changed by switch so can be ignored, or GPS sensor comms
 322      * is lost - only causing one late task instance.
 323      */
 324     schedulerIgnoreTaskExecTime();
 325
 326     osdAddActiveElements();
 327     osdDrawActiveElementsBackground(osdDisplayPort);
 328 }
 329
 330 const uint16_t osdTimerDefault[OSD_TIMER_COUNT] = {
 331         OSD_TIMER(OSD_TIMER_SRC_ON, OSD_TIMER_PREC_SECOND, 10),
 332         OSD_TIMER(OSD_TIMER_SRC_TOTAL_ARMED, OSD_TIMER_PREC_SECOND, 10)
 333 };
 334
 335 void pgResetFn_osdConfig(osdConfig_t *osdConfig)
 336 {
 337     // Enable the default stats
 338     osdConfig->enabled_stats = 0; // reset all to off and enable only a few initially
 339     osdStatSetState(OSD_STAT_MAX_SPEED, true);
 340     osdStatSetState(OSD_STAT_MIN_BATTERY, true);
 341     osdStatSetState(OSD_STAT_MIN_RSSI, true);
 342     osdStatSetState(OSD_STAT_MAX_CURRENT, true);
 343     osdStatSetState(OSD_STAT_USED_MAH, true);
 344     osdStatSetState(OSD_STAT_BLACKBOX, true);
 345     osdStatSetState(OSD_STAT_BLACKBOX_NUMBER, true);
 346     osdStatSetState(OSD_STAT_TIMER_2, true);
 347
 348     osdConfig->units = UNIT_METRIC;
 349
 350     // Enable all warnings by default
 351     for (int i=0; i < OSD_WARNING_COUNT; i++) {
 352         osdWarnSetState(i, true);
 353     }
 354     // turn off RSSI & Link Quality warnings by default
 355     osdWarnSetState(OSD_WARNING_RSSI, false);
 356     osdWarnSetState(OSD_WARNING_LINK_QUALITY, false);
 357     osdWarnSetState(OSD_WARNING_RSSI_DBM, false);
 358     osdWarnSetState(OSD_WARNING_RSNR, false);
 359     // turn off the over mah capacity warning
 360     osdWarnSetState(OSD_WARNING_OVER_CAP, false);
 361
 362 #ifdef USE_RC_STATS
 363     osdStatSetState(OSD_STAT_FULL_THROTTLE_TIME, true);
 364     osdStatSetState(OSD_STAT_FULL_THROTTLE_COUNTER, true);
 365     osdStatSetState(OSD_STAT_AVG_THROTTLE, true);
 366 #endif
 367
 368     osdConfig->timers[OSD_TIMER_1] = osdTimerDefault[OSD_TIMER_1];
 369     osdConfig->timers[OSD_TIMER_2] = osdTimerDefault[OSD_TIMER_2];
 370
 371     osdConfig->overlay_radio_mode = 2;
 372
 373     osdConfig->rssi_alarm = 20;
 374     osdConfig->link_quality_alarm = 80;
 375     osdConfig->cap_alarm  = 2200;
 376     osdConfig->alt_alarm  = 100; // meters or feet depend on configuration
 377     osdConfig->esc_temp_alarm = ESC_TEMP_ALARM_OFF; // off by default
 378     osdConfig->esc_rpm_alarm = ESC_RPM_ALARM_OFF; // off by default
 379     osdConfig->esc_current_alarm = ESC_CURRENT_ALARM_OFF; // off by default
 380     osdConfig->core_temp_alarm = 70; // a temperature above 70C should produce a warning, lockups have been reported above 80C
 381
 382     osdConfig->ahMaxPitch = 20; // 20 degrees
 383     osdConfig->ahMaxRoll = 40; // 40 degrees
 384
 385     osdConfig->osdProfileIndex = 1;
 386     osdConfig->ahInvert = false;
 387     for (int i=0; i < OSD_PROFILE_COUNT; i++) {
 388         osdConfig->profile[i][0] = '\0';
 389     }
 390     osdConfig->rssi_dbm_alarm = -60;
 391     osdConfig->rsnr_alarm = 4;
 392     osdConfig->gps_sats_show_hdop = false;
 393
 394     for (int i = 0; i < OSD_RCCHANNELS_COUNT; i++) {
 395         osdConfig->rcChannels[i] = -1;
 396     }
 397
 398     osdConfig->displayPortDevice = OSD_DISPLAYPORT_DEVICE_AUTO;
 399
 400     osdConfig->distance_alarm = 0;
 401     osdConfig->logo_on_arming = OSD_LOGO_ARMING_OFF;
 402     osdConfig->logo_on_arming_duration = 5;  // 0.5 seconds
 403
 404     osdConfig->camera_frame_width = 24;
 405     osdConfig->camera_frame_height = 11;
 406
 407     osdConfig->stat_show_cell_value = false;
 408     osdConfig->framerate_hz = OSD_FRAMERATE_DEFAULT_HZ;
 409     osdConfig->cms_background_type = DISPLAY_BACKGROUND_TRANSPARENT;
 410     #ifdef USE_CRAFTNAME_MSGS
 411     osdConfig->osd_craftname_msgs = false;   // Insert LQ/RSSI-dBm and warnings into CraftName
 412     #endif //USE_CRAFTNAME_MSGS
 413
 414     osdConfig->aux_channel = 1;
 415     osdConfig->aux_scale = 200;
 416     osdConfig->aux_symbol = 'A';
 417
 418     // Make it obvious on the configurator that the FC doesn't support HD
 419 #ifdef USE_OSD_HD
 420     osdConfig->canvas_cols = OSD_HD_COLS;
 421     osdConfig->canvas_rows = OSD_HD_ROWS;
 422 #else
 423     osdConfig->canvas_cols = OSD_SD_COLS;
 424     osdConfig->canvas_rows = OSD_SD_ROWS;
 425 #endif
 426
 427 #ifdef USE_QUICK_OSD_MENU
 428     osdConfig->osd_use_quick_menu = true;
 429 #endif // USE_QUICK_OSD_MENU
 430 }
 431
 432 void pgResetFn_osdElementConfig(osdElementConfig_t *osdElementConfig)
 433 {
 434 #ifdef USE_OSD_SD
 435     uint8_t midRow = 7;
 436     uint8_t midCol = 15;
 437 #else
 438     uint8_t midRow = 10;
 439     uint8_t midCol = 26;
 440 #endif
 441
 442     // Position elements near centre of screen and disabled by default
 443     for (int i = 0; i < OSD_ITEM_COUNT; i++) {
 444         osdElementConfig->item_pos[i] = OSD_POS((midCol - 5), midRow);
 445     }
 446
 447     // Always enable warnings elements by default
 448     uint16_t profileFlags = 0;
 449     for (unsigned i = 1; i <= OSD_PROFILE_COUNT; i++) {
 450         profileFlags |= OSD_PROFILE_FLAG(i);
 451     }
 452     osdElementConfig->item_pos[OSD_WARNINGS] = OSD_POS((midCol - 6), (midRow + 3)) | profileFlags;
 453
 454     // Default to old fixed positions for these elements
 455     osdElementConfig->item_pos[OSD_CROSSHAIRS]         = OSD_POS((midCol - 2), (midRow - 1));
 456     osdElementConfig->item_pos[OSD_ARTIFICIAL_HORIZON] = OSD_POS((midCol - 1), (midRow - 5));
 457     osdElementConfig->item_pos[OSD_HORIZON_SIDEBARS]   = OSD_POS((midCol - 1), (midRow - 1));
 458     osdElementConfig->item_pos[OSD_CAMERA_FRAME]       = OSD_POS((midCol - 12), (midRow - 6));
 459     osdElementConfig->item_pos[OSD_UP_DOWN_REFERENCE]  = OSD_POS((midCol - 2), (midRow - 1));
 460 }
 461
 462 static void osdDrawLogo(int x, int y)
 463 {
 464     // display logo and help
 465     int fontOffset = 160;
 466     for (int row = 0; row < OSD_LOGO_ROWS; row++) {
 467         for (int column = 0; column < OSD_LOGO_COLS; column++) {
 468             if (fontOffset <= SYM_END_OF_FONT)
 469                 displayWriteChar(osdDisplayPort, x + column, y + row, DISPLAYPORT_SEVERITY_NORMAL, fontOffset++);
 470         }
 471     }
 472 }
 473
 474 static void osdCompleteInitialization(void)
 475 {
 476     uint8_t midRow = osdDisplayPort->rows / 2;
 477     uint8_t midCol = osdDisplayPort->cols / 2;
 478
 479     armState = ARMING_FLAG(ARMED);
 480
 481     osdResetAlarms();
 482
 483     backgroundLayerSupported = displayLayerSupported(osdDisplayPort, DISPLAYPORT_LAYER_BACKGROUND);
 484     displayLayerSelect(osdDisplayPort, DISPLAYPORT_LAYER_FOREGROUND);
 485
 486     displayBeginTransaction(osdDisplayPort, DISPLAY_TRANSACTION_OPT_RESET_DRAWING);
 487     displayClearScreen(osdDisplayPort, DISPLAY_CLEAR_WAIT);
 488
 489     osdDrawLogo(midCol - (OSD_LOGO_COLS) / 2, midRow - 5);
 490
 491     char string_buffer[30];
 492     tfp_sprintf(string_buffer, "V%s", FC_VERSION_STRING);
 493     displayWrite(osdDisplayPort, midCol + 5, midRow, DISPLAYPORT_SEVERITY_NORMAL, string_buffer);
 494 #ifdef USE_CMS
 495     displayWrite(osdDisplayPort, midCol - 8, midRow + 2,  DISPLAYPORT_SEVERITY_NORMAL, CMS_STARTUP_HELP_TEXT1);
 496     displayWrite(osdDisplayPort, midCol - 4, midRow + 3, DISPLAYPORT_SEVERITY_NORMAL, CMS_STARTUP_HELP_TEXT2);
 497     displayWrite(osdDisplayPort, midCol - 4, midRow + 4, DISPLAYPORT_SEVERITY_NORMAL, CMS_STARTUP_HELP_TEXT3);
 498 #endif
 499
 500 #ifdef USE_RTC_TIME
 501     char dateTimeBuffer[FORMATTED_DATE_TIME_BUFSIZE];
 502     if (osdFormatRtcDateTime(&dateTimeBuffer[0])) {
 503         displayWrite(osdDisplayPort, midCol - 10, midRow + 6, DISPLAYPORT_SEVERITY_NORMAL, dateTimeBuffer);
 504     }
 505 #endif
 506
 507     resumeRefreshAt = micros() + (4 * REFRESH_1S);
 508 #ifdef USE_OSD_PROFILES
 509     setOsdProfile(osdConfig()->osdProfileIndex);
 510 #endif
 511
 512     osdElementsInit(backgroundLayerSupported);
 513     osdAnalyzeActiveElements();
 514
 515     osdIsReady = true;
 516 }
 517
 518 void osdInit(displayPort_t *osdDisplayPortToUse, osdDisplayPortDevice_e displayPortDeviceType)
 519 {
 520     osdDisplayPortDeviceType = displayPortDeviceType;
 521
 522     if (!osdDisplayPortToUse) {
 523         return;
 524     }
 525
 526     osdDisplayPort = osdDisplayPortToUse;
 527 #ifdef USE_CMS
 528     cmsDisplayPortRegister(osdDisplayPort);
 529 #endif
 530
 531     if (osdDisplayPort->cols && osdDisplayPort->rows) {
 532         // Ensure that osd_canvas_width/height are correct
 533         if (osdConfig()->canvas_cols != osdDisplayPort->cols) {
 534             osdConfigMutable()->canvas_cols = osdDisplayPort->cols;
 535         }
 536         if (osdConfig()->canvas_rows != osdDisplayPort->rows) {
 537             osdConfigMutable()->canvas_rows = osdDisplayPort->rows;
 538         }
 539
 540         // Ensure that all OSD elements are on the canvas once number of row/columns is known
 541         for (int i = 0; i < OSD_ITEM_COUNT; i++) {
 542             uint16_t itemPos = osdElementConfig()->item_pos[i];
 543             uint8_t elemPosX = OSD_X(itemPos);
 544             uint8_t elemPosY = OSD_Y(itemPos);
 545             uint16_t elemProfileType = itemPos & (OSD_PROFILE_MASK | OSD_TYPE_MASK);
 546             bool pos_reset = false;
 547
 548             if (elemPosX >= osdDisplayPort->cols) {
 549                 elemPosX = osdDisplayPort->cols - 1;
 550                 pos_reset  = true;
 551             }
 552
 553             if (elemPosY >= osdDisplayPort->rows) {
 554                 elemPosY = osdDisplayPort->rows - 1;
 555                 pos_reset  = true;
 556             }
 557
 558             if (pos_reset) {
 559                 osdElementConfigMutable()->item_pos[i] = elemProfileType | OSD_POS(elemPosX, elemPosY);
 560             }
 561         }
 562     }
 563 }
 564
 565 #ifdef USE_GPS_LAP_TIMER
 566 void printLapTime(char *buffer, const uint32_t timeMs) {
 567     if (timeMs != 0) {
 568         const uint32_t timeRoundMs = timeMs + 5; // round value in division by 10
 569         const int timeSeconds = timeRoundMs / 1000;
 570         const int timeDecimals = (timeRoundMs % 1000) / 10;
 571         tfp_sprintf(buffer, "%3u.%02u", timeSeconds, timeDecimals);
 572     } else {
 573         tfp_sprintf(buffer, "  -.--");
 574     }
 575 }
 576 #endif // USE_GPS_LAP_TIMER
 577
 578 static void osdResetStats(void)
 579 {
 580     stats.max_current     = 0;
 581     stats.max_speed       = 0;
 582     stats.min_voltage     = 5000;
 583     stats.end_voltage     = 0;
 584     stats.min_rssi        = 99; // percent
 585     stats.max_altitude    = 0;
 586     stats.max_distance    = 0;
 587     stats.armed_time      = 0;
 588     stats.max_g_force     = 0;
 589     stats.max_esc_temp_ix = 0;
 590     stats.max_esc_temp    = 0;
 591     stats.max_esc_rpm     = 0;
 592     stats.min_link_quality = (linkQualitySource == LQ_SOURCE_NONE) ? 99 : 100; // percent
 593     stats.min_rssi_dbm = CRSF_RSSI_MAX;
 594     stats.min_rsnr = CRSF_SNR_MAX;
 595 }
 596
 597 #if defined(USE_ESC_SENSOR) || defined(USE_DSHOT_TELEMETRY)
 598 static int32_t getAverageEscRpm(void)
 599 {
 600 #ifdef USE_ESC_SENSOR
 601     if (featureIsEnabled(FEATURE_ESC_SENSOR)) {
 602         return lrintf(erpmToRpm(osdEscDataCombined->rpm));
 603     }
 604 #endif
 605 #ifdef USE_DSHOT_TELEMETRY
 606     if (motorConfig()->dev.useDshotTelemetry) {
 607         return lrintf(getDshotRpmAverage());
 608     }
 609 #endif
 610     return 0;
 611 }
 612 #endif
 613
 614 static uint16_t getStatsVoltage(void)
 615 {
 616     return osdConfig()->stat_show_cell_value ? getBatteryAverageCellVoltage() : getBatteryVoltage();
 617 }
 618
 619 static void osdUpdateStats(void)
 620 {
 621     int16_t value = 0;
 622
 623 #ifdef USE_GPS
 624     if (gpsConfig()->gps_use_3d_speed) {
 625         value = gpsSol.speed3d;
 626     } else {
 627         value = gpsSol.groundSpeed;
 628     }
 629     if (stats.max_speed < value) {
 630         stats.max_speed = value;
 631     }
 632 #endif
 633
 634     value = getStatsVoltage();
 635     if (stats.min_voltage > value) {
 636         stats.min_voltage = value;
 637     }
 638
 639     value = getAmperage() / 100;
 640     if (stats.max_current < value) {
 641         stats.max_current = value;
 642     }
 643
 644     value = getRssiPercent();
 645     if (stats.min_rssi > value) {
 646         stats.min_rssi = value;
 647     }
 648
 649     int32_t altitudeCm = getEstimatedAltitudeCm();
 650     if (stats.max_altitude < altitudeCm) {
 651         stats.max_altitude = altitudeCm;
 652     }
 653
 654 #if defined(USE_ACC)
 655     if (stats.max_g_force < osdGForce) {
 656         stats.max_g_force = osdGForce;
 657     }
 658 #endif
 659
 660 #ifdef USE_RX_LINK_QUALITY_INFO
 661     value = rxGetLinkQualityPercent();
 662     if (stats.min_link_quality > value) {
 663         stats.min_link_quality = value;
 664     }
 665 #endif
 666
 667 #ifdef USE_RX_RSSI_DBM
 668     value = getRssiDbm();
 669     if (stats.min_rssi_dbm > value) {
 670         stats.min_rssi_dbm = value;
 671     }
 672 #endif
 673
 674 #ifdef USE_RX_RSNR
 675     value = getRsnr();
 676     if (stats.min_rsnr > value) {
 677         stats.min_rsnr = value;
 678     }
 679 #endif
 680
 681 #ifdef USE_GPS
 682     if (STATE(GPS_FIX) && STATE(GPS_FIX_HOME)) {
 683         if (stats.max_distance < GPS_distanceToHome) {
 684             stats.max_distance = GPS_distanceToHome;
 685         }
 686     }
 687 #endif
 688
 689 #if defined(USE_ESC_SENSOR)
 690     if (featureIsEnabled(FEATURE_ESC_SENSOR)) {
 691         value = osdEscDataCombined->temperature;
 692         if (stats.max_esc_temp < value) {
 693             stats.max_esc_temp = value;
 694         }
 695     } else
 696 #endif
 697 #if defined(USE_DSHOT_TELEMETRY)
 698     {
 699         // Take max temp from dshot telemetry
 700         for (uint8_t k = 0; k < getMotorCount(); k++) {
 701             if (dshotTelemetryState.motorState[k].maxTemp > stats.max_esc_temp) {
 702                 stats.max_esc_temp_ix = k + 1;
 703                 stats.max_esc_temp = dshotTelemetryState.motorState[k].maxTemp;
 704             }
 705         }
 706     }
 707 #else
 708     {}
 709 #endif
 710
 711 #if defined(USE_ESC_SENSOR) || defined(USE_DSHOT_TELEMETRY)
 712     int32_t rpm = getAverageEscRpm();
 713     if (stats.max_esc_rpm < rpm) {
 714         stats.max_esc_rpm = rpm;
 715     }
 716 #endif
 717 }
 718
 719 #ifdef USE_BLACKBOX
 720
 721 static void osdGetBlackboxStatusString(char * buff)
 722 {
 723     bool storageDeviceIsWorking = isBlackboxDeviceWorking();
 724     uint32_t storageUsed = 0;
 725     uint32_t storageTotal = 0;
 726
 727     switch (blackboxConfig()->device) {
 728 #ifdef USE_SDCARD
 729     case BLACKBOX_DEVICE_SDCARD:
 730         if (storageDeviceIsWorking) {
 731             storageTotal = sdcard_getMetadata()->numBlocks / 2000;
 732             storageUsed = storageTotal - (afatfs_getContiguousFreeSpace() / 1024000);
 733         }
 734         break;
 735 #endif
 736
 737 #ifdef USE_FLASHFS
 738     case BLACKBOX_DEVICE_FLASH:
 739         if (storageDeviceIsWorking) {
 740
 741             const flashPartition_t *flashPartition = flashPartitionFindByType(FLASH_PARTITION_TYPE_FLASHFS);
 742             const flashGeometry_t *flashGeometry = flashGetGeometry();
 743
 744             storageTotal = ((FLASH_PARTITION_SECTOR_COUNT(flashPartition) * flashGeometry->sectorSize) / 1024);
 745             storageUsed = flashfsGetOffset() / 1024;
 746         }
 747         break;
 748 #endif
 749
 750     default:
 751         break;
 752     }
 753
 754     if (storageDeviceIsWorking) {
 755         const uint16_t storageUsedPercent = (storageUsed * 100) / storageTotal;
 756         tfp_sprintf(buff, "%d%%", storageUsedPercent);
 757     } else {
 758         tfp_sprintf(buff, "FAULT");
 759     }
 760 }
 761 #endif
 762
 763 static void osdDisplayStatisticLabel(uint8_t x, uint8_t y, const char * text, const char * value)
 764 {
 765     displayWrite(osdDisplayPort, x - 13, y, DISPLAYPORT_SEVERITY_NORMAL, text);
 766     displayWrite(osdDisplayPort, x + 5, y, DISPLAYPORT_SEVERITY_NORMAL, ":");
 767     displayWrite(osdDisplayPort, x + 7, y, DISPLAYPORT_SEVERITY_NORMAL, value);
 768 }
 769
 770 /*
 771  * Test if there's some stat enabled
 772  */
 773 static bool isSomeStatEnabled(void)
 774 {
 775     return (osdConfig()->enabled_stats != 0);
 776 }
 777
 778 // *** IMPORTANT ***
 779 // The stats display order was previously required to match the enumeration definition so it matched
 780 // the order shown in the configurator. However, to allow reordering this screen without breaking the
 781 // compatibility, this requirement has been relaxed to a best effort approach. Reordering the elements
 782 // on the stats screen will have to be more beneficial than the hassle of not matching exactly to the
 783 // configurator list.
 784
 785 static bool osdDisplayStat(int statistic, uint8_t displayRow)
 786 {
 787     uint8_t midCol = osdDisplayPort->cols / 2;
 788     char buff[OSD_ELEMENT_BUFFER_LENGTH];
 789
 790     switch (statistic) {
 791     case OSD_STAT_RTC_DATE_TIME: {
 792         bool success = false;
 793 #ifdef USE_RTC_TIME
 794         success = osdFormatRtcDateTime(&buff[0]);
 795 #endif
 796         if (!success) {
 797             tfp_sprintf(buff, "NO RTC");
 798         }
 799
 800         displayWrite(osdDisplayPort, midCol - 13, displayRow, DISPLAYPORT_SEVERITY_NORMAL, buff);
 801         return true;
 802     }
 803
 804     case OSD_STAT_TIMER_1:
 805         osdFormatTimer(buff, false, (OSD_TIMER_SRC(osdConfig()->timers[OSD_TIMER_1]) == OSD_TIMER_SRC_ON ? false : true), OSD_TIMER_1);
 806         osdDisplayStatisticLabel(midCol, displayRow, osdTimerSourceNames[OSD_TIMER_SRC(osdConfig()->timers[OSD_TIMER_1])], buff);
 807         return true;
 808
 809     case OSD_STAT_TIMER_2:
 810         osdFormatTimer(buff, false, (OSD_TIMER_SRC(osdConfig()->timers[OSD_TIMER_2]) == OSD_TIMER_SRC_ON ? false : true), OSD_TIMER_2);
 811         osdDisplayStatisticLabel(midCol, displayRow, osdTimerSourceNames[OSD_TIMER_SRC(osdConfig()->timers[OSD_TIMER_2])], buff);
 812         return true;
 813
 814     case OSD_STAT_MAX_ALTITUDE: {
 815         osdPrintFloat(buff, SYM_NONE, osdGetMetersToSelectedUnit(stats.max_altitude) / 100.0f, "", 1, true, osdGetMetersToSelectedUnitSymbol());
 816         osdDisplayStatisticLabel(midCol, displayRow, "MAX ALTITUDE", buff);
 817         return true;
 818     }
 819
 820 #ifdef USE_GPS
 821     case OSD_STAT_MAX_SPEED:
 822         if (featureIsEnabled(FEATURE_GPS)) {
 823             tfp_sprintf(buff, "%d%c", osdGetSpeedToSelectedUnit(stats.max_speed), osdGetSpeedToSelectedUnitSymbol());
 824             osdDisplayStatisticLabel(midCol, displayRow, "MAX SPEED", buff);
 825             return true;
 826         }
 827         break;
 828
 829     case OSD_STAT_MAX_DISTANCE:
 830         if (featureIsEnabled(FEATURE_GPS)) {
 831             osdFormatDistanceString(buff, stats.max_distance, SYM_NONE);
 832             osdDisplayStatisticLabel(midCol, displayRow, "MAX DISTANCE", buff);
 833             return true;
 834         }
 835         break;
 836
 837     case OSD_STAT_FLIGHT_DISTANCE:
 838         if (featureIsEnabled(FEATURE_GPS)) {
 839             const int distanceFlown = GPS_distanceFlownInCm / 100;
 840             osdFormatDistanceString(buff, distanceFlown, SYM_NONE);
 841             osdDisplayStatisticLabel(midCol, displayRow, "FLIGHT DISTANCE", buff);
 842             return true;
 843         }
 844         break;
 845 #endif
 846
 847     case OSD_STAT_MIN_BATTERY:
 848         osdPrintFloat(buff, SYM_NONE, stats.min_voltage / 100.0f, "", 2, true, SYM_VOLT);
 849         osdDisplayStatisticLabel(midCol, displayRow, osdConfig()->stat_show_cell_value? "MIN AVG CELL" : "MIN BATTERY", buff);
 850         return true;
 851
 852     case OSD_STAT_END_BATTERY:
 853         osdPrintFloat(buff, SYM_NONE, stats.end_voltage / 100.0f, "", 2, true, SYM_VOLT);
 854         osdDisplayStatisticLabel(midCol, displayRow, osdConfig()->stat_show_cell_value ? "END AVG CELL" : "END BATTERY", buff);
 855         return true;
 856
 857     case OSD_STAT_BATTERY:
 858         {
 859             const uint16_t statsVoltage = getStatsVoltage();
 860             osdPrintFloat(buff, SYM_NONE, statsVoltage / 100.0f, "", 2, true, SYM_VOLT);
 861             osdDisplayStatisticLabel(midCol, displayRow, osdConfig()->stat_show_cell_value ? "AVG BATT CELL" : "BATTERY", buff);
 862             return true;
 863         }
 864         break;
 865
 866     case OSD_STAT_MIN_RSSI:
 867         itoa(stats.min_rssi, buff, 10);
 868         strcat(buff, "%");
 869         osdDisplayStatisticLabel(midCol, displayRow, "MIN RSSI", buff);
 870         return true;
 871
 872     case OSD_STAT_MAX_CURRENT:
 873         if (batteryConfig()->currentMeterSource != CURRENT_METER_NONE) {
 874             tfp_sprintf(buff, "%d%c", stats.max_current, SYM_AMP);
 875             osdDisplayStatisticLabel(midCol, displayRow, "MAX CURRENT", buff);
 876             return true;
 877         }
 878         break;
 879
 880     case OSD_STAT_USED_MAH:
 881         if (batteryConfig()->currentMeterSource != CURRENT_METER_NONE) {
 882             tfp_sprintf(buff, "%d%c", getMAhDrawn(), SYM_MAH);
 883             osdDisplayStatisticLabel(midCol, displayRow, "USED MAH", buff);
 884             return true;
 885         }
 886         break;
 887
 888     case OSD_STAT_WATT_HOURS_DRAWN:
 889         if (batteryConfig()->currentMeterSource != CURRENT_METER_NONE) {
 890             osdPrintFloat(buff, SYM_NONE, getWhDrawn(), "", 2, true, SYM_NONE);
 891             osdDisplayStatisticLabel(midCol, displayRow, "USED WATT HOURS", buff);
 892             return true;
 893         }
 894         break;
 895
 896 #ifdef USE_BLACKBOX
 897     case OSD_STAT_BLACKBOX:
 898         if (blackboxConfig()->device && blackboxConfig()->device != BLACKBOX_DEVICE_SERIAL) {
 899             osdGetBlackboxStatusString(buff);
 900             osdDisplayStatisticLabel(midCol, displayRow, "BLACKBOX", buff);
 901             return true;
 902         }
 903         break;
 904
 905     case OSD_STAT_BLACKBOX_NUMBER:
 906         {
 907             int32_t logNumber = blackboxGetLogNumber();
 908             if (logNumber >= 0) {
 909                 itoa(logNumber, buff, 10);
 910                 osdDisplayStatisticLabel(midCol, displayRow, "BB LOG NUM", buff);
 911                 return true;
 912             }
 913         }
 914         break;
 915 #endif
 916
 917 #if defined(USE_ACC)
 918     case OSD_STAT_MAX_G_FORCE:
 919         if (sensors(SENSOR_ACC)) {
 920             osdPrintFloat(buff, SYM_NONE, stats.max_g_force, "", 1, true, 'G');
 921             osdDisplayStatisticLabel(midCol, displayRow, "MAX G-FORCE", buff);
 922             return true;
 923         }
 924         break;
 925 #endif
 926
 927 #ifdef USE_ESC_SENSOR
 928     case OSD_STAT_MAX_ESC_TEMP:
 929     {
 930         uint16_t ix = 0;
 931         if (stats.max_esc_temp_ix > 0) {
 932             ix = tfp_sprintf(buff, "%d ", stats.max_esc_temp_ix);
 933         }
 934         tfp_sprintf(buff + ix, "%d%c", osdConvertTemperatureToSelectedUnit(stats.max_esc_temp), osdGetTemperatureSymbolForSelectedUnit());
 935         osdDisplayStatisticLabel(midCol, displayRow, "MAX ESC TEMP", buff);
 936         return true;
 937     }
 938 #endif
 939
 940 #if defined(USE_ESC_SENSOR) || defined(USE_DSHOT_TELEMETRY)
 941     case OSD_STAT_MAX_ESC_RPM:
 942         itoa(stats.max_esc_rpm, buff, 10);
 943         osdDisplayStatisticLabel(midCol, displayRow, "MAX ESC RPM", buff);
 944         return true;
 945 #endif
 946
 947 #ifdef USE_RX_LINK_QUALITY_INFO
 948     case OSD_STAT_MIN_LINK_QUALITY:
 949         tfp_sprintf(buff, "%d", stats.min_link_quality);
 950         strcat(buff, "%");
 951         osdDisplayStatisticLabel(midCol, displayRow, "MIN LINK", buff);
 952         return true;
 953 #endif
 954
 955 #if defined(USE_DYN_NOTCH_FILTER)
 956     case OSD_STAT_MAX_FFT:
 957         if (isDynNotchActive()) {
 958             int value = getMaxFFT();
 959             if (value > 0) {
 960                 tfp_sprintf(buff, "%dHZ", value);
 961                 osdDisplayStatisticLabel(midCol, displayRow, "PEAK FFT", buff);
 962             } else {
 963                 osdDisplayStatisticLabel(midCol, displayRow, "PEAK FFT", "THRT<20%");
 964             }
 965             return true;
 966         }
 967         break;
 968 #endif
 969
 970 #ifdef USE_RX_RSSI_DBM
 971     case OSD_STAT_MIN_RSSI_DBM:
 972         tfp_sprintf(buff, "%3d", stats.min_rssi_dbm);
 973         osdDisplayStatisticLabel(midCol, displayRow, "MIN RSSI DBM", buff);
 974         return true;
 975 #endif
 976
 977 #ifdef USE_RX_RSNR
 978     case OSD_STAT_MIN_RSNR:
 979         tfp_sprintf(buff, "%3d", stats.min_rsnr);
 980         osdDisplayStatisticLabel(midCol, displayRow, "MIN RSNR", buff);
 981         return true;
 982 #endif
 983
 984 #ifdef USE_GPS_LAP_TIMER
 985     case OSD_STAT_BEST_3_CONSEC_LAPS: {
 986         printLapTime(buff, gpsLapTimerData.best3Consec);
 987         osdDisplayStatisticLabel(midCol, displayRow, "BEST 3 CON", buff);
 988         return true;
 989     }
 990
 991     case OSD_STAT_BEST_LAP: {
 992         printLapTime(buff, gpsLapTimerData.bestLapTime);
 993         osdDisplayStatisticLabel(midCol, displayRow, "BEST LAP", buff);
 994         return true;
 995     }
 996 #endif // USE_GPS_LAP_TIMER
 997
 998 #ifdef USE_PERSISTENT_STATS
 999     case OSD_STAT_TOTAL_FLIGHTS:
1000         itoa(statsConfig()->stats_total_flights, buff, 10);
1001         osdDisplayStatisticLabel(midCol, displayRow, "TOTAL FLIGHTS", buff);
1002         return true;
1003
1004     case OSD_STAT_TOTAL_TIME: {
1005         int minutes = statsConfig()->stats_total_time_s / 60;
1006         tfp_sprintf(buff, "%d:%02dH", minutes / 60, minutes % 60);
1007         osdDisplayStatisticLabel(midCol, displayRow, "TOTAL FLIGHT TIME", buff);
1008         return true;
1009     }
1010
1011     case OSD_STAT_TOTAL_DIST:
1012         #define METERS_PER_KILOMETER 1000
1013         #define METERS_PER_MILE      1609
1014         if (osdConfig()->units == UNIT_IMPERIAL) {
1015             tfp_sprintf(buff, "%d%c", statsConfig()->stats_total_dist_m / METERS_PER_MILE, SYM_MILES);
1016         } else {
1017             tfp_sprintf(buff, "%d%c", statsConfig()->stats_total_dist_m / METERS_PER_KILOMETER, SYM_KM);
1018         }
1019         osdDisplayStatisticLabel(midCol, displayRow, "TOTAL DISTANCE", buff);
1020         return true;
1021 #endif
1022 #ifdef USE_RC_STATS
1023     case OSD_STAT_FULL_THROTTLE_TIME: {
1024         int seconds = RcStatsGetFullThrottleTimeUs() / 1000000;
1025         const int minutes = seconds / 60;
1026         seconds = seconds % 60;
1027         tfp_sprintf(buff, "%02d:%02d", minutes, seconds);
1028         osdDisplayStatisticLabel(midCol, displayRow, "100% THRT TIME", buff);
1029         return true;
1030     }
1031
1032     case OSD_STAT_FULL_THROTTLE_COUNTER: {
1033         itoa(RcStatsGetFullThrottleCounter(), buff, 10);
1034         osdDisplayStatisticLabel(midCol, displayRow, "100% THRT COUNT", buff);
1035         return true;
1036     }
1037
1038     case OSD_STAT_AVG_THROTTLE: {
1039         itoa(RcStatsGetAverageThrottle(), buff, 10);
1040         osdDisplayStatisticLabel(midCol, displayRow, "AVG THROTTLE", buff);
1041         return true;
1042     }
1043 #endif // USE_RC_STATS
1044     }
1045     return false;
1046 }
1047
1048 typedef struct osdStatsRenderingState_s {
1049     uint8_t row;
1050     uint8_t index;
1051     uint8_t rowCount;
1052 } osdStatsRenderingState_t;
1053
1054 static osdStatsRenderingState_t osdStatsRenderingState;
1055
1056 static void osdRenderStatsReset(void)
1057 {
1058     // reset to 0 so it will be recalculated on the next stats refresh
1059     osdStatsRenderingState.rowCount = 0;
1060 }
1061
1062 static void osdRenderStatsBegin(void)
1063 {
1064     osdStatsRenderingState.row = 0;
1065     osdStatsRenderingState.index = 0;
1066 }
1067
1068
1069 // call repeatedly until it returns true which indicates that all stats have been rendered.
1070 static bool osdRenderStatsContinue(void)
1071 {
1072     uint8_t midCol = osdDisplayPort->cols / 2;
1073
1074     if (osdStatsRenderingState.row == 0) {
1075
1076         bool displayLabel = false;
1077
1078         // if rowCount is 0 then we're running an initial analysis of the active stats items
1079         if (osdStatsRenderingState.rowCount > 0) {
1080             const int availableRows = osdDisplayPort->rows;
1081             int displayRows = MIN(osdStatsRenderingState.rowCount, availableRows);
1082             if (osdStatsRenderingState.rowCount < availableRows) {
1083                 displayLabel = true;
1084                 displayRows++;
1085             }
1086             osdStatsRenderingState.row = (availableRows - displayRows) / 2;  // center the stats vertically
1087         }
1088
1089         if (displayLabel) {
1090             displayWrite(osdDisplayPort, midCol - (strlen("--- STATS ---") / 2), osdStatsRenderingState.row++, DISPLAYPORT_SEVERITY_NORMAL, "--- STATS ---");
1091             return false;
1092         }
1093     }
1094
1095
1096     bool renderedStat = false;
1097
1098     while (osdStatsRenderingState.index < OSD_STAT_COUNT) {
1099         int index = osdStatsRenderingState.index;
1100
1101         // prepare for the next call to the method
1102         osdStatsRenderingState.index++;
1103
1104         // look for something to render
1105         if (osdStatGetState(osdStatsDisplayOrder[index])) {
1106             if (osdDisplayStat(osdStatsDisplayOrder[index], osdStatsRenderingState.row)) {
1107                 osdStatsRenderingState.row++;
1108                 renderedStat = true;
1109                 break;
1110             }
1111         }
1112     }
1113
1114     bool moreSpaceAvailable = osdStatsRenderingState.row < osdDisplayPort->rows;
1115
1116     if (renderedStat && moreSpaceAvailable) {
1117         return false;
1118     }
1119
1120     if (osdStatsRenderingState.rowCount == 0) {
1121         osdStatsRenderingState.rowCount = osdStatsRenderingState.row;
1122     }
1123
1124     return true;
1125 }
1126
1127 // returns true when all phases are complete
1128 static bool osdRefreshStats(void)
1129 {
1130     bool completed = false;
1131
1132     typedef enum {
1133         INITIAL_CLEAR_SCREEN = 0,
1134         COUNT_STATS,
1135         CLEAR_SCREEN,
1136         RENDER_STATS,
1137     } osdRefreshStatsPhase_e;
1138
1139     static osdRefreshStatsPhase_e phase = INITIAL_CLEAR_SCREEN;
1140
1141     switch (phase) {
1142     default:
1143     case INITIAL_CLEAR_SCREEN:
1144         osdRenderStatsBegin();
1145         if (osdStatsRenderingState.rowCount > 0) {
1146             phase = RENDER_STATS;
1147         } else {
1148             phase = COUNT_STATS;
1149         }
1150         displayClearScreen(osdDisplayPort, DISPLAY_CLEAR_NONE);
1151         break;
1152     case COUNT_STATS:
1153         {
1154             // No stats row count has been set yet.
1155             // Go through the logic one time to determine how many stats are actually displayed.
1156             bool count_phase_complete = osdRenderStatsContinue();
1157             if (count_phase_complete) {
1158                 phase = CLEAR_SCREEN;
1159             }
1160             break;
1161         }
1162     case CLEAR_SCREEN:
1163         osdRenderStatsBegin();
1164         // Then clear the screen and commence with normal stats display which will
1165         // determine if the heading should be displayed and also center the content vertically.
1166         displayClearScreen(osdDisplayPort, DISPLAY_CLEAR_NONE);
1167         phase = RENDER_STATS;
1168         break;
1169     case RENDER_STATS:
1170         completed = osdRenderStatsContinue();
1171         break;
1172     };
1173
1174     if (completed) {
1175         phase = INITIAL_CLEAR_SCREEN;
1176     }
1177
1178     return completed;
1179 }
1180
1181 static timeDelta_t osdShowArmed(void)
1182 {
1183     uint8_t midRow = osdDisplayPort->rows / 2;
1184     uint8_t midCol = osdDisplayPort->cols / 2;
1185     timeDelta_t ret;
1186
1187     displayClearScreen(osdDisplayPort, DISPLAY_CLEAR_WAIT);
1188
1189     if ((osdConfig()->logo_on_arming == OSD_LOGO_ARMING_ON) || ((osdConfig()->logo_on_arming == OSD_LOGO_ARMING_FIRST) && !ARMING_FLAG(WAS_EVER_ARMED))) {
1190         uint8_t midRow = osdDisplayPort->rows / 2;
1191         uint8_t midCol = osdDisplayPort->cols / 2;
1192         osdDrawLogo(midCol - (OSD_LOGO_COLS) / 2, midRow - 5);
1193         ret = osdConfig()->logo_on_arming_duration * 1e5;
1194     } else {
1195         ret = (REFRESH_1S / 2);
1196     }
1197     displayWrite(osdDisplayPort, midCol - (strlen("ARMED") / 2), midRow, DISPLAYPORT_SEVERITY_NORMAL, "ARMED");
1198
1199     if (isFlipOverAfterCrashActive()) {
1200         displayWrite(osdDisplayPort, midCol - (strlen(CRASH_FLIP_WARNING) / 2), midRow + 1, DISPLAYPORT_SEVERITY_NORMAL, CRASH_FLIP_WARNING);
1201     }
1202
1203     return ret;
1204 }
1205
1206 static bool osdStatsVisible = false;
1207 static bool osdStatsEnabled = false;
1208
1209 STATIC_UNIT_TESTED bool osdProcessStats1(timeUs_t currentTimeUs)
1210 {
1211     static timeUs_t lastTimeUs = 0;
1212     static timeUs_t osdStatsRefreshTimeUs;
1213     static timeUs_t osdAuxRefreshTimeUs = 0;
1214
1215     bool refreshStatsRequired = false;
1216
1217     // detect arm/disarm
1218     if (armState != ARMING_FLAG(ARMED)) {
1219         if (ARMING_FLAG(ARMED)) {
1220             osdStatsEnabled = false;
1221             osdStatsVisible = false;
1222             osdResetStats();
1223             resumeRefreshAt = osdShowArmed() + currentTimeUs;
1224         } else if (isSomeStatEnabled()
1225                    && !suppressStatsDisplay
1226                    && !failsafeIsActive()
1227                    && (!(getArmingDisableFlags() & (ARMING_DISABLED_RUNAWAY_TAKEOFF | ARMING_DISABLED_CRASH_DETECTED))
1228                        || !VISIBLE(osdElementConfig()->item_pos[OSD_WARNINGS]))) { // suppress stats if runaway takeoff triggered disarm and WARNINGS element is visible
1229             osdStatsEnabled = true;
1230             resumeRefreshAt = currentTimeUs + (60 * REFRESH_1S);
1231             stats.end_voltage = getStatsVoltage();
1232             osdRenderStatsReset();
1233         }
1234
1235         armState = ARMING_FLAG(ARMED);
1236     }
1237
1238     if (ARMING_FLAG(ARMED)) {
1239         osdUpdateStats();
1240         timeUs_t deltaT = currentTimeUs - lastTimeUs;
1241         osdFlyTime += deltaT;
1242         stats.armed_time += deltaT;
1243     } else if (osdStatsEnabled) {  // handle showing/hiding stats based on OSD disable switch position
1244         if (displayIsGrabbed(osdDisplayPort)) {
1245             osdStatsEnabled = false;
1246             resumeRefreshAt = 0;
1247             stats.armed_time = 0;
1248         } else {
1249             if (IS_RC_MODE_ACTIVE(BOXOSD) && osdStatsVisible) {
1250                 osdStatsVisible = false;
1251                 displayClearScreen(osdDisplayPort, DISPLAY_CLEAR_NONE);
1252             } else if (!IS_RC_MODE_ACTIVE(BOXOSD)) {
1253                 if (!osdStatsVisible) {
1254                     osdStatsVisible = true;
1255                     osdStatsRefreshTimeUs = 0;
1256                 }
1257                 if (currentTimeUs >= osdStatsRefreshTimeUs) {
1258                     osdStatsRefreshTimeUs = currentTimeUs + REFRESH_1S;
1259                     refreshStatsRequired = true;
1260                 }
1261             }
1262         }
1263     }
1264
1265     if (VISIBLE(osdElementConfig()->item_pos[OSD_AUX_VALUE])) {
1266         const uint8_t auxChannel = osdConfig()->aux_channel + NON_AUX_CHANNEL_COUNT - 1;
1267         if (currentTimeUs > osdAuxRefreshTimeUs) {
1268             // aux channel start after main channels
1269             osdAuxValue = (constrain(rcData[auxChannel], PWM_RANGE_MIN, PWM_RANGE_MAX) - PWM_RANGE_MIN) * osdConfig()->aux_scale / PWM_RANGE;
1270             osdAuxRefreshTimeUs = currentTimeUs + REFRESH_1S;
1271         }
1272     }
1273
1274     lastTimeUs = currentTimeUs;
1275
1276     return refreshStatsRequired;
1277 }
1278
1279 void osdProcessStats2(timeUs_t currentTimeUs)
1280 {
1281     displayBeginTransaction(osdDisplayPort, DISPLAY_TRANSACTION_OPT_RESET_DRAWING);
1282
1283     if (resumeRefreshAt) {
1284         if (cmp32(currentTimeUs, resumeRefreshAt) < 0) {
1285             // in timeout period, check sticks for activity or CRASH FLIP switch to resume display.
1286             if (!ARMING_FLAG(ARMED) &&
1287                 (IS_HI(THROTTLE) || IS_HI(PITCH) || IS_RC_MODE_ACTIVE(BOXFLIPOVERAFTERCRASH))) {
1288                 resumeRefreshAt = currentTimeUs;
1289             }
1290             return;
1291         } else {
1292             displayClearScreen(osdDisplayPort, DISPLAY_CLEAR_NONE);
1293             resumeRefreshAt = 0;
1294             osdStatsEnabled = false;
1295             stats.armed_time = 0;
1296         }
1297
1298         schedulerIgnoreTaskExecTime();
1299     }
1300 #ifdef USE_ESC_SENSOR
1301     if (featureIsEnabled(FEATURE_ESC_SENSOR)) {
1302         osdEscDataCombined = getEscSensorData(ESC_SENSOR_COMBINED);
1303     }
1304 #endif
1305 }
1306
1307 void osdProcessStats3(void)
1308 {
1309 #if defined(USE_ACC)
1310     osdGForce = 0.0f;
1311     if (sensors(SENSOR_ACC)
1312        && (VISIBLE(osdElementConfig()->item_pos[OSD_G_FORCE]) || osdStatGetState(OSD_STAT_MAX_G_FORCE))) {
1313             // only calculate the G force if the element is visible or the stat is enabled
1314         for (int axis = 0; axis < XYZ_AXIS_COUNT; axis++) {
1315             const float a = acc.accADC[axis];
1316             osdGForce += a * a;
1317         }
1318         osdGForce = sqrtf(osdGForce) * acc.dev.acc_1G_rec;
1319     }
1320 #endif
1321 }
1322
1323 typedef enum {
1324     OSD_STATE_INIT,
1325     OSD_STATE_IDLE,
1326     OSD_STATE_CHECK,
1327     OSD_STATE_PROCESS_STATS1,
1328     OSD_STATE_REFRESH_STATS,
1329     OSD_STATE_PROCESS_STATS2,
1330     OSD_STATE_PROCESS_STATS3,
1331     OSD_STATE_UPDATE_ALARMS,
1332     OSD_STATE_UPDATE_CANVAS,
1333     OSD_STATE_GROUP_ELEMENTS,
1334     OSD_STATE_UPDATE_ELEMENTS,
1335     OSD_STATE_UPDATE_HEARTBEAT,
1336     OSD_STATE_COMMIT,
1337     OSD_STATE_TRANSFER,
1338     OSD_STATE_COUNT
1339 } osdState_e;
1340
1341 osdState_e osdState = OSD_STATE_INIT;
1342
1343 #define OSD_UPDATE_INTERVAL_US (1000000 / osdConfig()->framerate_hz)
1344
1345 // Called periodically by the scheduler
1346 bool osdUpdateCheck(timeUs_t currentTimeUs, timeDelta_t currentDeltaTimeUs)
1347 {
1348     UNUSED(currentDeltaTimeUs);
1349     static timeUs_t osdUpdateDueUs = 0;
1350
1351     if (osdState == OSD_STATE_IDLE) {
1352         // If the OSD is due a refresh, mark that as being the case
1353         if (cmpTimeUs(currentTimeUs, osdUpdateDueUs) > 0) {
1354             osdState = OSD_STATE_CHECK;
1355
1356             // Determine time of next update
1357             if (osdUpdateDueUs) {
1358                 osdUpdateDueUs += OSD_UPDATE_INTERVAL_US;
1359             } else {
1360                 osdUpdateDueUs = currentTimeUs + OSD_UPDATE_INTERVAL_US;
1361             }
1362         }
1363     }
1364
1365     return (osdState != OSD_STATE_IDLE);
1366 }
1367
1368 // Called when there is OSD update work to be done
1369 void osdUpdate(timeUs_t currentTimeUs)
1370 {
1371     static uint16_t osdStateDurationFractionUs[OSD_STATE_COUNT] = { 0 };
1372     static uint32_t osdElementDurationUs[OSD_ITEM_COUNT] = { 0 };
1373     static uint8_t osdElementGroupMemberships[OSD_ITEM_COUNT];
1374     static uint16_t osdElementGroupTargetFractionUs[OSD_GROUP_COUNT] = { 0 };
1375     static uint16_t osdElementGroupDurationFractionUs[OSD_GROUP_COUNT] = { 0 };
1376     static uint8_t osdElementGroup;
1377     static bool firstPass = true;
1378     uint8_t osdCurrentElementGroup = 0;
1379     timeUs_t executeTimeUs;
1380     osdState_e osdCurrentState = osdState;
1381
1382     if (osdState != OSD_STATE_UPDATE_CANVAS) {
1383         schedulerIgnoreTaskExecRate();
1384     }
1385
1386     switch (osdState) {
1387     case OSD_STATE_INIT:
1388         if (!displayCheckReady(osdDisplayPort, false)) {
1389             // Frsky osd need a display redraw after search for MAX7456 devices
1390             if (osdDisplayPortDeviceType == OSD_DISPLAYPORT_DEVICE_FRSKYOSD) {
1391                 displayRedraw(osdDisplayPort);
1392             } else {
1393                 schedulerIgnoreTaskExecTime();
1394             }
1395             return;
1396         }
1397
1398         osdCompleteInitialization();
1399         displayRedraw(osdDisplayPort);
1400         osdState = OSD_STATE_COMMIT;
1401
1402         break;
1403
1404     case OSD_STATE_CHECK:
1405         // don't touch buffers if DMA transaction is in progress
1406         if (displayIsTransferInProgress(osdDisplayPort)) {
1407             break;
1408         }
1409
1410         osdState = OSD_STATE_UPDATE_HEARTBEAT;
1411         break;
1412
1413     case OSD_STATE_UPDATE_HEARTBEAT:
1414         if (displayHeartbeat(osdDisplayPort)) {
1415             // Extraordinary action was taken, so return without allowing osdStateDurationFractionUs table to be updated
1416             return;
1417         }
1418
1419         osdState = OSD_STATE_PROCESS_STATS1;
1420         break;
1421
1422     case OSD_STATE_PROCESS_STATS1:
1423         {
1424             bool refreshStatsRequired = osdProcessStats1(currentTimeUs);
1425
1426             if (refreshStatsRequired) {
1427                 osdState = OSD_STATE_REFRESH_STATS;
1428             } else {
1429                 osdState = OSD_STATE_PROCESS_STATS2;
1430             }
1431             break;
1432         }
1433     case OSD_STATE_REFRESH_STATS:
1434         {
1435             bool completed = osdRefreshStats();
1436             if (completed) {
1437                 osdState = OSD_STATE_PROCESS_STATS2;
1438             }
1439             break;
1440         }
1441     case OSD_STATE_PROCESS_STATS2:
1442         osdProcessStats2(currentTimeUs);
1443
1444         osdState = OSD_STATE_PROCESS_STATS3;
1445         break;
1446     case OSD_STATE_PROCESS_STATS3:
1447         osdProcessStats3();
1448
1449 #ifdef USE_CMS
1450         if (!displayIsGrabbed(osdDisplayPort))
1451 #endif
1452         {
1453             osdState = OSD_STATE_UPDATE_ALARMS;
1454             break;
1455         }
1456
1457         osdState = OSD_STATE_COMMIT;
1458         break;
1459
1460     case OSD_STATE_UPDATE_ALARMS:
1461         osdUpdateAlarms();
1462
1463         if (resumeRefreshAt) {
1464             osdState = OSD_STATE_TRANSFER;
1465         } else {
1466             osdState = OSD_STATE_UPDATE_CANVAS;
1467         }
1468         break;
1469
1470     case OSD_STATE_UPDATE_CANVAS:
1471         // Hide OSD when OSDSW mode is active
1472         if (IS_RC_MODE_ACTIVE(BOXOSD)) {
1473             displayClearScreen(osdDisplayPort, DISPLAY_CLEAR_NONE);
1474             osdState = OSD_STATE_COMMIT;
1475             break;
1476         }
1477
1478         if (backgroundLayerSupported) {
1479             // Background layer is supported, overlay it onto the foreground
1480             // so that we only need to draw the active parts of the elements.
1481             displayLayerCopy(osdDisplayPort, DISPLAYPORT_LAYER_FOREGROUND, DISPLAYPORT_LAYER_BACKGROUND);
1482         } else {
1483             // Background layer not supported, just clear the foreground in preparation
1484             // for drawing the elements including their backgrounds.
1485             displayClearScreen(osdDisplayPort, DISPLAY_CLEAR_NONE);
1486         }
1487
1488 #ifdef USE_GPS
1489         static bool lastGpsSensorState;
1490         // Handle the case that the GPS_SENSOR may be delayed in activation
1491         // or deactivate if communication is lost with the module.
1492         const bool currentGpsSensorState = sensors(SENSOR_GPS);
1493         if (lastGpsSensorState != currentGpsSensorState) {
1494             lastGpsSensorState = currentGpsSensorState;
1495             osdAnalyzeActiveElements();
1496         }
1497 #endif // USE_GPS
1498
1499         osdSyncBlink();
1500
1501         osdState = OSD_STATE_GROUP_ELEMENTS;
1502
1503         break;
1504
1505     case OSD_STATE_GROUP_ELEMENTS:
1506         {
1507             uint8_t elementGroup;
1508             uint8_t activeElements = osdGetActiveElementCount();
1509
1510             // Reset groupings
1511             for (elementGroup = 0; elementGroup < OSD_GROUP_COUNT; elementGroup++) {
1512                 if (osdElementGroupDurationFractionUs[elementGroup] > (OSD_ELEMENT_RENDER_TARGET << OSD_EXEC_TIME_SHIFT)) {
1513                     osdElementGroupDurationFractionUs[elementGroup] = 0;
1514                 }
1515                 osdElementGroupTargetFractionUs[elementGroup] = 0;
1516             }
1517
1518             elementGroup = 0;
1519
1520             // Based on the current element rendering, group to execute in approx 40us
1521             for (uint8_t curElement = 0; curElement < activeElements; curElement++) {
1522                 if ((osdElementGroupTargetFractionUs[elementGroup] == 0) ||
1523                     (osdElementGroupTargetFractionUs[elementGroup] + (osdElementDurationUs[curElement]) <= (OSD_ELEMENT_RENDER_TARGET << OSD_EXEC_TIME_SHIFT)) ||
1524                     (elementGroup == (OSD_GROUP_COUNT - 1))) {
1525                     osdElementGroupTargetFractionUs[elementGroup] += osdElementDurationUs[curElement];
1526                     // If group membership changes, reset the stats for the group
1527                     if (osdElementGroupMemberships[curElement] != elementGroup) {
1528                         osdElementGroupDurationFractionUs[elementGroup] = osdElementGroupTargetFractionUs[elementGroup] + (OSD_ELEMENT_RENDER_GROUP_MARGIN << OSD_EXEC_TIME_SHIFT);
1529                     }
1530                     osdElementGroupMemberships[curElement] = elementGroup;
1531                 } else {
1532                     elementGroup++;
1533                     // Try again for this element
1534                     curElement--;
1535                 }
1536             }
1537
1538             // Start with group 0
1539             osdElementGroup = 0;
1540
1541             if (activeElements > 0) {
1542                 osdState = OSD_STATE_UPDATE_ELEMENTS;
1543             } else {
1544                 osdState = OSD_STATE_COMMIT;
1545             }
1546         }
1547         break;
1548
1549     case OSD_STATE_UPDATE_ELEMENTS:
1550         {
1551             osdCurrentElementGroup = osdElementGroup;
1552             bool moreElements = true;
1553
1554             do {
1555                 timeUs_t startElementTime = micros();
1556                 uint8_t osdCurrentElement = osdGetActiveElement();
1557
1558                 // This element should be rendered in the next group
1559                 if (osdElementGroupMemberships[osdCurrentElement] != osdElementGroup) {
1560                     osdElementGroup++;
1561                     break;
1562                 }
1563
1564                 moreElements = osdDrawNextActiveElement(osdDisplayPort, currentTimeUs);
1565
1566                 executeTimeUs = micros() - startElementTime;
1567
1568                 if (executeTimeUs > (osdElementDurationUs[osdCurrentElement] >> OSD_EXEC_TIME_SHIFT)) {
1569                     osdElementDurationUs[osdCurrentElement] = executeTimeUs << OSD_EXEC_TIME_SHIFT;
1570                 } else if (osdElementDurationUs[osdCurrentElement] > 0) {
1571                     // Slowly decay the max time
1572                     osdElementDurationUs[osdCurrentElement]--;
1573                 }
1574             } while (moreElements);
1575
1576             if (moreElements) {
1577                 // There are more elements to draw
1578                 break;
1579             }
1580
1581             osdElementGroup = 0;
1582
1583             osdState = OSD_STATE_COMMIT;
1584         }
1585         break;
1586
1587     case OSD_STATE_COMMIT:
1588         displayCommitTransaction(osdDisplayPort);
1589
1590         if (resumeRefreshAt) {
1591             osdState = OSD_STATE_IDLE;
1592         } else {
1593             osdState = OSD_STATE_TRANSFER;
1594         }
1595         break;
1596
1597     case OSD_STATE_TRANSFER:
1598         // Wait for any current transfer to complete
1599         if (displayIsTransferInProgress(osdDisplayPort)) {
1600             break;
1601         }
1602
1603         // Transfer may be broken into many parts
1604         if (displayDrawScreen(osdDisplayPort)) {
1605             break;
1606         }
1607
1608         firstPass = false;
1609         osdState = OSD_STATE_IDLE;
1610
1611         break;
1612
1613     case OSD_STATE_IDLE:
1614     default:
1615         osdState = OSD_STATE_IDLE;
1616         break;
1617     }
1618
1619     if (!schedulerGetIgnoreTaskExecTime()) {
1620         executeTimeUs = micros() - currentTimeUs;
1621
1622
1623         // On the first pass no element groups will have been formed, so all elements will have been
1624         // rendered which is unrepresentative, so ignore
1625         if (!firstPass) {
1626             if (osdCurrentState == OSD_STATE_UPDATE_ELEMENTS) {
1627                 if (executeTimeUs > (osdElementGroupDurationFractionUs[osdCurrentElementGroup] >> OSD_EXEC_TIME_SHIFT)) {
1628                     osdElementGroupDurationFractionUs[osdCurrentElementGroup] = executeTimeUs << OSD_EXEC_TIME_SHIFT;
1629                 } else if (osdElementGroupDurationFractionUs[osdCurrentElementGroup] > 0) {
1630                     // Slowly decay the max time
1631                     osdElementGroupDurationFractionUs[osdCurrentElementGroup]--;
1632                 }
1633             }
1634
1635             if (executeTimeUs > (osdStateDurationFractionUs[osdCurrentState] >> OSD_EXEC_TIME_SHIFT)) {
1636                 osdStateDurationFractionUs[osdCurrentState] = executeTimeUs << OSD_EXEC_TIME_SHIFT;
1637             } else if (osdStateDurationFractionUs[osdCurrentState] > 0) {
1638                 // Slowly decay the max time
1639                 osdStateDurationFractionUs[osdCurrentState]--;
1640             }
1641         }
1642     }
1643
1644     if (osdState == OSD_STATE_UPDATE_ELEMENTS) {
1645         schedulerSetNextStateTime((osdElementGroupDurationFractionUs[osdElementGroup] >> OSD_EXEC_TIME_SHIFT) + OSD_ELEMENT_RENDER_GROUP_MARGIN);
1646     } else {
1647         if (osdState == OSD_STATE_IDLE) {
1648             schedulerSetNextStateTime((osdStateDurationFractionUs[OSD_STATE_CHECK] >> OSD_EXEC_TIME_SHIFT) + OSD_TASK_MARGIN);
1649         } else {
1650             schedulerSetNextStateTime((osdStateDurationFractionUs[osdState] >> OSD_EXEC_TIME_SHIFT) + OSD_TASK_MARGIN);
1651         }
1652     }
1653 }
1654
1655 void osdSuppressStats(bool flag)
1656 {
1657     suppressStatsDisplay = flag;
1658 }
1659
1660 #ifdef USE_OSD_PROFILES
1661 bool osdElementVisible(uint16_t value)
1662 {
1663     return (bool)((((value & OSD_PROFILE_MASK) >> OSD_PROFILE_BITS_POS) & osdProfile) != 0);
1664 }
1665 #endif
1666
1667 bool osdGetVisualBeeperState(void)
1668 {
1669     return showVisualBeeper;
1670 }
1671
1672 void osdSetVisualBeeperState(bool state)
1673 {
1674     showVisualBeeper = state;
1675 }
1676
1677 statistic_t *osdGetStats(void)
1678 {
1679     return &stats;
1680 }
1681
1682 #ifdef USE_ACC
1683 // Determine if there are any enabled stats that need
1684 // the ACC (currently only MAX_G_FORCE).
1685 static bool osdStatsNeedAccelerometer(void)
1686 {
1687     return osdStatGetState(OSD_STAT_MAX_G_FORCE);
1688 }
1689
1690 // Check if any enabled elements or stats need the ACC
1691 bool osdNeedsAccelerometer(void)
1692 {
1693     return osdStatsNeedAccelerometer() || osdElementsNeedAccelerometer();
1694 }
1695 #endif // USE_ACC
1696
1697 displayPort_t *osdGetDisplayPort(osdDisplayPortDevice_e *displayPortDeviceType)
1698 {
1699     if (displayPortDeviceType) {
1700         *displayPortDeviceType = osdDisplayPortDeviceType;
1701     }
1702     return osdDisplayPort;
1703 }
1704
1705 #endif // USE_OSD