src/main/target/common_post.h

   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 #pragma once
  22
  23 #include "build/version.h"
  24
  25 /*
  26
  27     The purpose of this file is to enable / disable any firmware "gates" for features and drivers
  28     that require hardware resources that are either available or not available after the target.h
  29     has been processed.
  30
  31     It should also be used to define anything that should be defined (and is required), but is not
  32     already, to some sort of defaults.
  33
  34     CLOUD_BUILD and CORE_BUILD should not be referenced here.
  35
  36     NOTE: for 4.5 we will be removing any conditions related to specific MCU types, instead
  37     these should be defined in the target.h or in a file that is imported by target.h (in the
  38     case of common settings for a given MCU group)
  39
  40 */
  41
  42 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
  43 #define DEFAULT_AUX_CHANNEL_COUNT       MAX_AUX_CHANNEL_COUNT
  44 #else
  45 #define DEFAULT_AUX_CHANNEL_COUNT       6
  46 #endif
  47
  48 #ifdef USE_ITCM_RAM
  49 #if defined(ITCM_RAM_OPTIMISATION) && !defined(DEBUG)
  50 #define FAST_CODE                   __attribute__((section(".tcm_code"))) __attribute__((optimize(ITCM_RAM_OPTIMISATION)))
  51 #else
  52 #define FAST_CODE                   __attribute__((section(".tcm_code")))
  53 #endif
  54 // Handle case where we'd prefer code to be in ITCM, but it won't fit on the F745
  55 #ifdef STM32F745xx
  56 #define FAST_CODE_PREF
  57 #else
  58 #define FAST_CODE_PREF                  __attribute__((section(".tcm_code")))
  59 #endif
  60 #define FAST_CODE_NOINLINE          NOINLINE
  61 #else
  62 #define FAST_CODE
  63 #define FAST_CODE_PREF
  64 #define FAST_CODE_NOINLINE
  65 #endif // USE_ITCM_RAM
  66
  67 #ifdef USE_CCM_CODE
  68 #define CCM_CODE                    __attribute__((section(".ccm_code")))
  69 #else
  70 #define CCM_CODE
  71 #endif
  72
  73 #ifdef USE_FAST_DATA
  74 #define FAST_DATA_ZERO_INIT         __attribute__ ((section(".fastram_bss"), aligned(4)))
  75 #define FAST_DATA                   __attribute__ ((section(".fastram_data"), aligned(4)))
  76 #else
  77 #define FAST_DATA_ZERO_INIT
  78 #define FAST_DATA
  79 #endif // USE_FAST_DATA
  80
  81 /*
  82     BEGIN HARDWARE INCLUSIONS
  83
  84     Simplified options for the moment, i.e. adding USE_MAG or USE_BARO and the entire driver suite is added.
  85     In the future we can move to specific drivers being added only - to save flash space.
  86 */
  87
  88 #if defined(USE_MAG) && !defined(USE_VIRTUAL_MAG)
  89 #define USE_MAG_DATA_READY_SIGNAL
  90 #define USE_MAG_HMC5883
  91 #define USE_MAG_SPI_HMC5883
  92 #define USE_MAG_QMC5883
  93 #define USE_MAG_LIS3MDL
  94 #define USE_MAG_AK8963
  95 #define USE_MAG_MPU925X_AK8963
  96 #define USE_MAG_SPI_AK8963
  97 #define USE_MAG_AK8975
  98 #endif
  99
 100 #if defined(USE_RX_CC2500)
 101
 102 #if !defined(USE_RX_SPI)
 103 #define USE_RX_SPI
 104 #endif
 105
 106 #define USE_RX_CC2500_SPI_PA_LNA
 107 #define USE_RX_CC2500_SPI_DIVERSITY
 108
 109 #define USE_RX_SFHSS_SPI
 110 #define USE_RX_REDPINE_SPI
 111
 112 #define USE_RX_FRSKY_SPI_D
 113 #define USE_RX_FRSKY_SPI_X
 114 #define USE_RX_FRSKY_SPI
 115 #define USE_RX_FRSKY_SPI_TELEMETRY
 116
 117 #define USE_RX_FLYSKY
 118 #define USE_RX_FLYSKY_SPI_LED
 119 #define USE_RX_SPEKTRUM
 120 #define USE_RX_SPEKTRUM_TELEMETRY
 121
 122 #endif // defined(USE_RX_CC2500)
 123
 124 #if defined(CAMERA_CONTROL_PIN) && defined(USE_VTX) && !defined(USE_CAMERA_CONTROL)
 125 #define USE_CAMERA_CONTROL
 126 #endif
 127
 128 /* END HARDWARE INCLUSIONS */
 129
 130 #if defined(USE_VTX_RTC6705_SOFTSPI)
 131 #define USE_VTX_RTC6705
 132 #endif
 133
 134 #ifndef USE_DSHOT
 135 #undef USE_ESC_SENSOR
 136 #endif
 137
 138 #ifndef USE_ESC_SENSOR
 139 #undef USE_ESC_SENSOR_TELEMETRY
 140 #endif
 141
 142 // XXX Followup implicit dependencies among DASHBOARD, display_xxx and USE_I2C.
 143 // XXX This should eventually be cleaned up.
 144 #ifndef USE_I2C
 145 #undef USE_I2C_OLED_DISPLAY
 146 #undef USE_DASHBOARD
 147 #else
 148 #ifdef USE_DASHBOARD
 149 #define USE_I2C_OLED_DISPLAY
 150 #endif
 151 #endif
 152
 153 // Remove USE_BARO_BMP280 and USE_BARO_MS5611 if USE_I2C is not defined.
 154 #if !defined(USE_I2C)
 155 #if defined(USE_BARO_BMP280)
 156 #undef USE_BARO_BMP280
 157 #endif
 158 #if defined(USE_BARO_MS5611)
 159 #undef USE_BARO_MS5611
 160 #endif
 161 #endif
 162
 163 // Add VARIO if BARO or GPS is defined. Remove when none defined.
 164 #if defined(USE_BARO) || defined(USE_GPS)
 165 #ifndef USE_VARIO
 166 #define USE_VARIO
 167 #endif
 168 #else
 169 #undef USE_VARIO
 170 #endif
 171
 172 #if !defined(USE_SERIALRX)
 173 #undef USE_SERIALRX_CRSF
 174 #undef USE_SERIALRX_IBUS
 175 #undef USE_SERIALRX_JETIEXBUS
 176 #undef USE_SERIALRX_SBUS
 177 #undef USE_SERIALRX_SPEKTRUM
 178 #undef USE_SERIALRX_SUMD
 179 #undef USE_SERIALRX_SUMH
 180 #undef USE_SERIALRX_XBUS
 181 #undef USE_SERIALRX_FPORT
 182 #endif
 183
 184 #if !defined(USE_TELEMETRY)
 185 #undef USE_TELEMETRY_CRSF
 186 #undef USE_TELEMETRY_GHST
 187 #undef USE_TELEMETRY_FRSKY_HUB
 188 #undef USE_TELEMETRY_HOTT
 189 #undef USE_TELEMETRY_IBUS
 190 #undef USE_TELEMETRY_IBUS_EXTENDED
 191 #undef USE_TELEMETRY_JETIEXBUS
 192 #undef USE_TELEMETRY_LTM
 193 #undef USE_TELEMETRY_MAVLINK
 194 #undef USE_TELEMETRY_SMARTPORT
 195 #undef USE_TELEMETRY_SRXL
 196
 197 #ifdef USE_SERIALRX_FPORT
 198 #ifndef USE_TELEMETRY
 199 #define USE_TELEMETRY
 200 #endif
 201 #ifndef USE_TELEMETRY_SMARTPORT
 202 #define USE_TELEMETRY_SMARTPORT
 203 #endif
 204 #endif
 205 #endif
 206
 207 #if defined(USE_TELEMETRY_IBUS_EXTENDED) && !defined(USE_TELEMETRY_IBUS)
 208 #define USE_TELEMETRY_IBUS
 209 #endif
 210
 211 #if !defined(USE_SERIALRX_CRSF)
 212 #undef USE_TELEMETRY_CRSF
 213 #undef USE_CRSF_LINK_STATISTICS
 214 #undef USE_CRSF_V3
 215 #endif
 216
 217 #if !defined(USE_RX_EXPRESSLRS) && !defined(USE_SERIALRX_CRSF)
 218 #undef USE_RX_RSSI_DBM
 219 #endif
 220
 221 #if !defined(USE_SERIALRX_GHST)
 222 #undef USE_TELEMETRY_GHST
 223 #endif
 224
 225 #if !defined(USE_TELEMETRY_CRSF) || !defined(USE_CMS)
 226 #undef USE_CRSF_CMS_TELEMETRY
 227 #endif
 228
 229 #if !defined(USE_TELEMETRY_CRSF)
 230 #undef USE_CRSF_V3
 231 #endif
 232
 233 #if !defined(USE_SERIALRX_JETIEXBUS)
 234 #undef USE_TELEMETRY_JETIEXBUS
 235 #endif
 236
 237 #if !defined(USE_TELEMETRY_IBUS)
 238 #undef USE_TELEMETRY_IBUS_EXTENDED
 239 #endif
 240
 241 // If USE_SERIALRX_SPEKTRUM was dropped by a target, drop all related options
 242 #ifndef USE_SERIALRX_SPEKTRUM
 243 #undef USE_SPEKTRUM_BIND
 244 #undef USE_SPEKTRUM_BIND_PLUG
 245 #undef USE_SPEKTRUM_REAL_RSSI
 246 #undef USE_SPEKTRUM_VIRTUAL_RSSI
 247 #undef USE_SPEKTRUM_RSSI_PERCENT_CONVERSION
 248 #undef USE_SPEKTRUM_VTX_CONTROL
 249 #undef USE_SPEKTRUM_VTX_TELEMETRY
 250 #undef USE_TELEMETRY_SRXL
 251 #endif
 252
 253 #if !defined(USE_CMS) || !defined(USE_TELEMETRY_SRXL)
 254 #undef USE_SPEKTRUM_CMS_TELEMETRY
 255 #endif
 256
 257 #if defined(USE_SERIALRX_SBUS) || defined(USE_SERIALRX_FPORT)
 258 #define USE_SBUS_CHANNELS
 259 #endif
 260
 261 #if !defined(USE_TELEMETRY_SMARTPORT) && !defined(USE_TELEMETRY_CRSF) && !defined(USE_TELEMETRY_GHST)
 262 #undef USE_MSP_OVER_TELEMETRY
 263 #endif
 264
 265 #if !defined(USE_RX_MSP) && defined(USE_RX_MSP_OVERRIDE)
 266 #undef USE_RX_MSP_OVERRIDE
 267 #endif
 268
 269 /* If either VTX_CONTROL or VTX_COMMON is undefined then remove common code and device drivers */
 270 #if !defined(USE_VTX_COMMON) || !defined(USE_VTX_CONTROL)
 271 #undef USE_VTX_COMMON
 272 #undef USE_VTX_CONTROL
 273 #undef USE_VTX_TRAMP
 274 #undef USE_VTX_SMARTAUDIO
 275 #undef USE_VTX_TABLE
 276 #undef USE_VTX_MSP
 277 #endif
 278
 279 // Some target doesn't define USE_ADC which USE_ADC_INTERNAL depends on
 280 #ifndef USE_ADC
 281 #undef USE_ADC_INTERNAL
 282 #endif
 283
 284 #if (defined(USE_SDCARD) || defined(USE_FLASH)) && !defined(USE_BLACKBOX)
 285 #define USE_BLACKBOX
 286 #endif
 287
 288 #ifdef USE_FLASH
 289 #define USE_FLASH_TOOLS
 290 #define USE_FLASHFS
 291 #endif
 292
 293 #if (defined(USE_FLASH_W25M512) || defined(USE_FLASH_W25Q128FV)) && !defined(USE_FLASH_M25P16)
 294 #define USE_FLASH_M25P16
 295 #endif
 296
 297 #if defined(USE_FLASH_W25M02G) && !defined(USE_FLASH_W25N01G)
 298 #define USE_FLASH_W25N01G
 299 #endif
 300
 301 #if (defined(USE_FLASH_M25P16) || defined(USE_FLASH_W25N01G)) && !defined(USE_FLASH_W25M)
 302 #define USE_FLASH_W25M
 303 #endif
 304
 305 #if defined(USE_FLASH_M25P16) || defined(USE_FLASH_W25M) || defined(USE_FLASH_W25N01G) || defined(USE_FLASH_W25Q128FV)
 306 #define USE_FLASH_CHIP
 307 #endif
 308
 309 #if defined(USE_SPI) && (defined(USE_FLASH_M25P16) || defined(USE_FLASH_W25M512) || defined(USE_FLASH_W25N01G) || defined(USE_FLASH_W25M02G))
 310 #define USE_FLASH_SPI
 311 #endif
 312
 313 #if defined(USE_QUADSPI) && (defined(USE_FLASH_W25Q128FV) || defined(USE_FLASH_W25N01G))
 314 #define USE_FLASH_QUADSPI
 315 #endif
 316
 317 #if defined(USE_OCTOSPI) && (defined(USE_FLASH_W25Q128FV))
 318 #define USE_FLASH_OCTOSPI
 319 #endif
 320
 321 #ifndef USE_FLASH_CHIP
 322 #undef USE_FLASH_TOOLS
 323 #undef USE_FLASHFS
 324 #endif
 325
 326 #if (!defined(USE_SDCARD) && !defined(USE_FLASHFS)) || !defined(USE_BLACKBOX)
 327 #undef USE_USB_MSC
 328 #endif
 329
 330 #if !defined(USE_SDCARD)
 331 #undef USE_SDCARD_SDIO
 332 #undef USE_SDCARD_SPI
 333 #endif
 334
 335 #if !defined(USE_VCP)
 336 #undef USE_USB_CDC_HID
 337 #undef USE_USB_MSC
 338 #endif
 339
 340 #if defined(USE_USB_CDC_HID) || defined(USE_USB_MSC)
 341 #define USE_USB_ADVANCED_PROFILES
 342 #endif
 343
 344 #if defined(USE_VTX) && !defined(DEFAULT_FEATURES)
 345 #define DEFAULT_FEATURES FEATURE_VTX
 346 #endif
 347
 348 #if !defined(USE_OSD)
 349 #undef USE_RX_LINK_QUALITY_INFO
 350 #undef USE_OSD_PROFILES
 351 #undef USE_OSD_STICK_OVERLAY
 352 #undef USE_RX_LINK_UPLINK_POWER
 353 #endif
 354
 355 // Older ACC/GYRO sensors use MPU6500 driver
 356 #if !defined(USE_ACC_MPU6500) && (defined(USE_ACC_ICM20601) || defined(USE_ACC_ICM20602) || defined(USE_ACC_ICM20608G))
 357 #define USE_ACC_MPU6500
 358 #endif
 359 #if !defined(USE_ACC_SPI_MPU6500) && (defined(USE_ACC_SPI_MPU9250) || defined(USE_ACC_SPI_ICM20601) || defined(USE_ACC_SPI_ICM20602) || defined(USE_ACC_SPI_ICM20608G))
 360 #define USE_ACC_SPI_MPU6500
 361 #endif
 362 #if !defined(USE_GYRO_MPU6500) && (defined(USE_GYRO_ICM20601) || defined(USE_GYRO_ICM20602) || defined(USE_GYRO_ICM20608G))
 363 #define USE_GYRO_MPU6500
 364 #endif
 365 #if !defined(USE_GYRO_SPI_MPU6500) && (defined(USE_GYRO_SPI_ICM20601) || defined(USE_GYRO_SPI_ICM20602) || defined(USE_GYRO_SPI_ICM20608G))
 366 #define USE_GYRO_SPI_MPU6500
 367 #endif
 368
 369 // Generate USE_SPI_GYRO or USE_I2C_GYRO
 370 #if defined(USE_GYRO_L3G4200D) || defined(USE_GYRO_MPU3050) || defined(USE_GYRO_MPU6000) || defined(USE_GYRO_MPU6050) || defined(USE_GYRO_MPU6500)
 371 #define USE_I2C_GYRO
 372 #endif
 373
 374 #if defined(USE_GYRO_SPI_ICM20689) || defined(USE_GYRO_SPI_MPU6000) || defined(USE_GYRO_SPI_MPU6500) || defined(USE_GYRO_SPI_MPU9250) || defined(USE_GYRO_L3GD20) || defined(USE_GYRO_SPI_ICM42605) || defined(USE_GYRO_SPI_ICM42688P) || defined(USE_ACCGYRO_BMI160) || defined(USE_ACCGYRO_BMI270)
 375 #define USE_SPI_GYRO
 376 #endif
 377
 378 #ifndef SIMULATOR_BUILD
 379 #ifndef USE_ACC
 380 #define USE_ACC
 381 #endif
 382
 383 #ifndef USE_GYRO
 384 #define USE_GYRO
 385 #endif
 386 #endif
 387
 388 // CX10 is a special case of SPI RX which requires XN297
 389 #if defined(USE_RX_CX10)
 390 #define USE_RX_XN297
 391 #endif
 392
 393 // Setup crystal frequency on F4 for backward compatibility
 394 // Should be set to zero for generic targets to ensure USB is working
 395 // when unconfigured for targets with non-standard crystal.
 396 // Can be set at runtime with with CLI parameter 'system_hse_mhz'.
 397 #ifndef SYSTEM_HSE_MHZ
 398 #define SYSTEM_HSE_MHZ 0
 399 #endif
 400
 401 // Number of pins that needs pre-init
 402 #ifdef USE_SPI
 403 #ifndef SPI_PREINIT_COUNT
 404 // 2 x 8 (GYROx2, BARO, MAG, MAX, FLASHx2, RX)
 405 #define SPI_PREINIT_COUNT 16
 406 #endif
 407 #endif
 408
 409 #ifndef USE_BLACKBOX
 410 #undef USE_USB_MSC
 411 #endif
 412
 413 #if (!defined(USE_FLASHFS) || !defined(USE_RTC_TIME) || !defined(USE_USB_MSC) || !defined(USE_PERSISTENT_OBJECTS))
 414 #undef USE_PERSISTENT_MSC_RTC
 415 #endif
 416
 417 #if !defined(USE_SERIAL_4WAY_BLHELI_BOOTLOADER) && !defined(USE_SERIAL_4WAY_SK_BOOTLOADER)
 418 #undef  USE_SERIAL_4WAY_BLHELI_INTERFACE
 419 #elif !defined(USE_SERIAL_4WAY_BLHELI_INTERFACE) && (defined(USE_SERIAL_4WAY_BLHELI_BOOTLOADER) || defined(USE_SERIAL_4WAY_SK_BOOTLOADER))
 420 #ifndef USE_SERIAL_4WAY_BLHELI_INTERFACE
 421 #define USE_SERIAL_4WAY_BLHELI_INTERFACE
 422 #endif
 423 #endif
 424
 425 #if defined(USE_RX_PWM) || defined(USE_DSHOT) || defined(USE_LED_STRIP) || defined(USE_TRANSPONDER) || defined(USE_BEEPER) || defined(USE_SERIAL_4WAY_BLHELI_INTERFACE)
 426 #ifndef USE_PWM_OUTPUT
 427 #define USE_PWM_OUTPUT
 428 #endif
 429 #endif
 430
 431 #if !defined(USE_LED_STRIP)
 432 #undef USE_LED_STRIP_STATUS_MODE
 433 #endif
 434
 435 #if defined(USE_MAX7456) || defined(USE_FRSKYOSD) || defined(USE_MSP_DISPLAYPORT)
 436 #ifndef USE_VIDEO_SYSTEM
 437 #define USE_VIDEO_SYSTEM
 438 #endif
 439 #endif
 440
 441 #if defined(USE_LED_STRIP) && !defined(USE_LED_STRIP_STATUS_MODE)
 442 #define USE_WS2811_SINGLE_COLOUR
 443 #endif
 444
 445 #if defined(SIMULATOR_BUILD) || defined(UNIT_TEST)
 446 // This feature uses 'arm_math.h', which does not exist for x86.
 447 #undef USE_DYN_NOTCH_FILTER
 448 #endif
 449
 450 #ifndef USE_CMS
 451 #undef USE_CMS_FAILSAFE_MENU
 452 #endif
 453
 454 #ifndef USE_DSHOT
 455 #undef USE_DSHOT_TELEMETRY
 456 #undef USE_DSHOT_BITBANG
 457 #endif
 458
 459 #ifndef USE_DSHOT_TELEMETRY
 460 #undef USE_RPM_FILTER
 461 #undef USE_DSHOT_TELEMETRY_STATS
 462 #endif
 463
 464 #if !defined(USE_BOARD_INFO)
 465 #undef USE_SIGNATURE
 466 #endif
 467
 468 #if !defined(USE_ACC)
 469 #undef USE_GPS_RESCUE
 470 #undef USE_ACRO_TRAINER
 471 #endif
 472
 473 #if (!defined(USE_GPS_RESCUE) || !defined(USE_CMS_FAILSAFE_MENU))
 474 #undef USE_CMS_GPS_RESCUE_MENU
 475 #endif
 476
 477 #ifndef USE_BEEPER
 478 #undef BEEPER_PIN
 479 #undef BEEPER_PWM_HZ
 480 #endif
 481
 482 #if defined(USE_DMA_SPEC)
 483 #define USE_TIMER_DMA
 484 #else
 485 #undef USE_TIMER_MGMT
 486 #endif
 487
 488 #if defined(USE_TIMER_MGMT)
 489 #undef USED_TIMERS
 490 #endif
 491
 492 #if !defined(USE_RANGEFINDER)
 493 #undef USE_RANGEFINDER_HCSR04
 494 #undef USE_RANGEFINDER_SRF10
 495 #undef USE_RANGEFINDER_HCSR04_I2C
 496 #undef USE_RANGEFINDER_VL53L0X
 497 #undef USE_RANGEFINDER_UIB
 498 #undef USE_RANGEFINDER_TF
 499 #endif
 500
 501 #ifndef USE_GPS_RESCUE
 502 #undef USE_CMS_GPS_RESCUE_MENU
 503 #endif
 504
 505 // TODO: Remove this once HAL support is fixed for ESCSERIAL
 506 #ifdef STM32F7
 507 #undef USE_ESCSERIAL
 508 #endif
 509
 510 #if defined(CONFIG_IN_RAM) || defined(CONFIG_IN_FILE) || defined(CONFIG_IN_EXTERNAL_FLASH) || defined(CONFIG_IN_SDCARD) || defined(CONFIG_IN_MEMORY_MAPPED_FLASH)
 511 #ifndef EEPROM_SIZE
 512 #define EEPROM_SIZE     4096
 513 #endif
 514 extern uint8_t eepromData[EEPROM_SIZE];
 515 #define __config_start (*eepromData)
 516 #define __config_end (*ARRAYEND(eepromData))
 517 #else
 518 #ifndef CONFIG_IN_FLASH
 519 #define CONFIG_IN_FLASH
 520 #endif
 521 extern uint8_t __config_start;   // configured via linker script when building binaries.
 522 extern uint8_t __config_end;
 523 #endif
 524
 525 #if defined(USE_EXST) && !defined(RAMBASED)
 526 #define USE_FLASH_BOOT_LOADER
 527 #endif
 528
 529 #if defined(USE_FLASH_MEMORY_MAPPED)
 530 #if !defined(USE_RAM_CODE)
 531 #define USE_RAM_CODE
 532 #endif
 533
 534 #define MMFLASH_CODE RAM_CODE
 535 #define MMFLASH_CODE_NOINLINE RAM_CODE NOINLINE
 536
 537 #define MMFLASH_DATA FAST_DATA
 538 #define MMFLASH_DATA_ZERO_INIT FAST_DATA_ZERO_INIT
 539 #else
 540 #define MMFLASH_CODE
 541 #define MMFLASH_CODE_NOINLINE
 542 #define MMFLASH_DATA
 543 #define MMFLASH_DATA_ZERO_INIT
 544 #endif
 545
 546 #ifdef USE_RAM_CODE
 547 // RAM_CODE for methods that need to be in RAM, but don't need to be in the fastest type of memory.
 548 // Note: if code is marked as RAM_CODE it *MUST* be in RAM, there is no alternative unlike functions marked with FAST_CODE/CCM_CODE
 549 #define RAM_CODE                   __attribute__((section(".ram_code")))
 550 #endif
 551
 552 #if !defined(USE_RPM_FILTER)
 553 #undef USE_DYN_IDLE
 554 #endif
 555
 556 #ifndef USE_ITERM_RELAX
 557 #undef USE_ABSOLUTE_CONTROL
 558 #endif
 559
 560 #if defined(USE_RX_EXPRESSLRS)
 561 // ELRS depends on CRSF telemetry
 562 #if !defined(USE_TELEMETRY)
 563 #define USE_TELEMETRY
 564 #endif
 565 #if !defined(USE_TELEMETRY_CRSF)
 566 #define USE_TELEMETRY_CRSF
 567 #endif
 568 #if !defined(USE_CRSF_LINK_STATISTICS)
 569 #define USE_CRSF_LINK_STATISTICS
 570 #endif
 571 #if !defined(USE_SERIALRX_CRSF)
 572 #define USE_SERIALRX_CRSF
 573 #endif
 574 #endif
 575
 576 #if defined(USE_RX_SPI) || defined(USE_SERIALRX_SRXL2)
 577 #define USE_RX_BIND
 578 #endif
 579
 580 #ifndef USE_GPS
 581 #undef USE_GPS_PLUS_CODES
 582 #endif