Mercurial > public > hwos_code
annotate src/start.asm @ 644:1e695355dfc4
Merge
| author | heinrichsweikamp |
|---|---|
| date | Mon, 24 May 2021 18:41:51 +0200 |
| parents | 7d8a4c60ec1a |
| children | aeca5717d9eb |
| rev | line source |
|---|---|
| 0 | 1 ;============================================================================= |
| 2 ; | |
| 640 | 3 ; File start.asm * combined next generation V3.11.1 |
| 0 | 4 ; |
| 5 ; Startup subroutines | |
| 6 ; | |
| 7 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved. | |
| 8 ;============================================================================= | |
| 9 ; HISTORY | |
| 10 ; 2011-08-06 : [mH] moving from OSTC code | |
| 11 | |
| 604 | 12 #include "hwos.inc" ; mandatory header |
| 582 | 13 #include "ms5541.inc" |
| 604 | 14 #include "shared_definitions.h" ; mailbox from/to p2_deco.c |
| 582 | 15 #include "eeprom_rs232.inc" |
| 16 #include "math.inc" | |
| 17 #include "tft.inc" | |
| 18 #include "surfmode.inc" | |
| 19 #include "wait.inc" | |
| 20 #include "rtc.inc" | |
| 21 #include "external_flash.inc" | |
| 22 #include "strings.inc" | |
| 23 #include "tft_outputs.inc" | |
| 24 #include "adc_lightsensor.inc" | |
| 25 #include "i2c.inc" | |
| 623 | 26 #include "divemode.inc" |
| 27 #include "rx_ops.inc" | |
| 28 | |
| 0 | 29 |
| 582 | 30 extern init_ostc |
| 623 | 31 extern backup_flash_page |
| 631 | 32 extern eeprom_deco_data_read |
| 33 extern option_restore_and_check_all | |
| 34 extern option_restore_and_check | |
| 35 extern option_check_and_store_all | |
| 36 extern option_check_and_store | |
| 582 | 37 extern option_reset |
| 631 | 38 extern rtc_init |
| 634 | 39 extern new_battery_select |
| 623 | 40 extern get_battery_data |
| 582 | 41 extern use_old_prior_209 |
| 604 | 42 extern get_first_gas_to_WREG |
| 623 | 43 |
| 631 | 44 extern oFirmwareMajor |
| 45 extern oFirmwareMinor | |
| 46 extern oPressureAdjust | |
| 47 | |
| 623 | 48 IFDEF _ccr_pscr |
| 604 | 49 extern option_cleanup_oCCRMode_pSCR |
| 50 extern option_cleanup_oCCRMode_CCR | |
| 623 | 51 extern get_first_dil_to_WREG |
| 52 ENDIF | |
| 604 | 53 |
| 54 IFDEF _rx_functions | |
| 55 extern option_cleanup_oTrMode_CCR | |
| 56 extern option_cleanup_oTrMode_no_CCR | |
| 628 | 57 ENDIF |
| 58 | |
| 59 IFDEF _rx_update | |
| 623 | 60 extern rx_firmware_new_major |
| 61 extern rx_firmware_new_minor | |
| 634 | 62 extern dyn_show_firmware_rx |
| 604 | 63 ENDIF |
| 64 | |
| 0 | 65 |
| 66 ;============================================================================= | |
| 634 | 67 ; Reset Vector: Entry Point on Device Wake-up and hard Reset |
| 0 | 68 ; |
| 623 | 69 reset_v CODE 0x00000 |
| 70 goto 0x1FF00 ; jump to bootloader | |
| 0 | 71 |
| 623 | 72 start_v CODE 0x00004 ; jump to application (cold-)start |
| 0 | 73 goto start |
| 634 | 74 ; |
| 0 | 75 ;============================================================================= |
| 582 | 76 |
| 604 | 77 |
| 78 ;============================================================================= | |
| 634 | 79 ; Firmware Identification |
| 80 ; | |
| 81 fingerprint CODE 0x0000A | |
| 82 db fw_version_major, fw_version_minor ; major, minor | |
| 83 db fw_version_beta, FW_ID ; beta/release, firmware ID | |
| 84 db firmware_creation_year, firmware_creation_month ; creation year, month | |
| 85 db firmware_creation_day, FW_CONF ; creation day, firmware configuration | |
| 86 db 0x00, 0x00 ; reserved for future use | |
| 87 db 0x00, 0x00 ; reserved for future use | |
| 88 db 0x00, 0x00 ; reserved for future use | |
| 89 ; | |
| 90 ;============================================================================= | |
| 91 | |
| 92 | |
| 93 ;============================================================================= | |
| 94 boot1 CODE | |
| 95 ;============================================================================= | |
| 96 | |
| 97 | |
| 98 ;----------------------------------------------------------------------------- | |
| 99 ; | |
| 100 ; Entry Point after cold Start | |
| 623 | 101 ; |
| 582 | 102 global start |
| 0 | 103 start: |
| 634 | 104 |
| 623 | 105 ; clear RAM banks 0-14 |
| 106 lfsr FSR0,0x000 ; load start address into FSR0 | |
| 107 movlw 0x0F ; load end address into WREG (actually its high byte) | |
| 108 start_clear_rambank: | |
| 109 clrf POSTINC0 ; clear memory location and increment FSR0 | |
| 110 cpfseq FSR0H ; has FSR0 reached begin of bank 15, i.e. banks 0-14 done? | |
| 111 bra start_clear_rambank ; NO - loop | |
| 0 | 112 |
| 634 | 113 ; initialize averaging for analog buttons before IRQ gets enabled |
| 114 movlw .16 ; set averaging span | |
| 115 movff WREG,analog_counter ; write to counter (in bank isr_backup) | |
| 116 | |
| 643 | 117 ; initialize 1/4 second counting register |
| 118 movlw .4 ; 62,5ms * 4 = 1/4 second | |
| 119 movff WREG,isr_tmr7_helper | |
| 120 | |
| 634 | 121 ; initialize hardware (ports, timers) and start interrupts |
| 623 | 122 call init_ostc ; also selects bank common and sets CPU to normal speed |
| 123 | |
| 124 ; flag that later restart origins from a cold start | |
| 125 bsf cold_start | |
| 0 | 126 |
| 623 | 127 ; get button type from bootloader info |
| 631 | 128 bsf analog_switches ; assume analog buttons by default |
| 634 | 129 movlw 0x7C ; set up read from 0x01F77C |
| 631 | 130 movwf TBLPTRL ; ... |
| 131 movlw 0xF7 ; ... | |
| 132 movwf TBLPTRH ; ... | |
| 133 movlw 0x01 ; ... | |
| 134 movwf TBLPTRU ; ... | |
| 623 | 135 TBLRD*+ ; read configuration byte |
| 136 movlw 0x07 ; coding for analog buttons | |
| 137 cpfseq TABLAT ; equal? | |
| 138 bcf analog_switches ; NO - no analog buttons | |
| 475 | 139 |
| 623 | 140 ; get screen type (2) from bootloader info |
| 634 | 141 bsf screen_type2 ; set flags for later clear of the false one |
| 142 bsf screen_type3 ; ... | |
| 143 movlw 0x80 ; set up read from 0x01F780 | |
| 144 movwf TBLPTRL ; ... | |
| 145 ;movlw 0xF7 ; high and upper are still at 0x01F7xx | |
| 146 ;movwf TBLPTRH ; ... | |
| 147 ;movlw 0x01 ; ... | |
| 148 ;movwf TBLPTRU ; ... | |
| 623 | 149 TBLRD*+ ; read configuration byte |
| 150 movlw 0x83 ; coding for screen type 2 | |
| 151 cpfseq TABLAT ; equal? | |
| 628 | 152 bcf screen_type2 ; NO - not screen type 2 |
| 153 movlw 0x84 ; coding for screen type 3 | |
| 154 cpfseq TABLAT ; equal? | |
| 155 bcf screen_type3 ; NO - not screen type 3 | |
| 608 | 156 |
| 623 | 157 ; get button polarity from configuration data (EEPROM) |
| 631 | 158 EEPROM_CC_READ eeprom_button_polarity,button_polarity |
| 475 | 159 |
| 623 | 160 ; initialize pressure sensor calibration |
| 643 | 161 call I2C_probe_pressure_sensor ; Probe the type of sensor, set/clear press_sensor_type |
| 582 | 162 call get_calibration_data ; get calibration data from pressure sensor |
| 634 | 163 |
| 582 | 164 call TFT_DisplayOff ; turn off display |
| 623 | 165 bsf LEDr ; turn on red LED |
| 582 | 166 |
| 634 | 167 ; wait for valid temperature and pressure |
| 643 | 168 btfsc press_sensor_type ; New sensor found? |
| 169 call I2C_get_temp_val_MS5837 ; (Will set ms5837_state) | |
| 170 WAITMS .250 | |
| 171 btfsc press_sensor_type ; New sensor found? | |
| 172 call I2C_get_press_val_MS5837 ; (Will clear ms5837_state) | |
| 173 WAITMS .250 | |
| 174 btfsc press_sensor_type ; New sensor found? | |
| 175 call I2C_get_temp_val_MS5837 ; (Will set ms5837_state) | |
| 176 WAITMS .250 | |
| 177 btfsc press_sensor_type ; New sensor found? | |
| 178 call I2C_get_press_val_MS5837 ; (Will clear ms5837_state) | |
| 179 WAITMS .250 | |
| 0 | 180 |
| 623 | 181 ; sensor calibration completed, first valid pressure value is available |
| 634 | 182 bcf LEDr ; turn off red LED |
| 0 | 183 |
| 634 | 184 ; initial loading of the surface pressure into the ISR |
| 185 ; needs to be done twice in order to shift the current absolute pressure through | |
| 186 ; the sampling buffer into the reference buffer from where it is loaded by the ISR | |
| 187 call sample_surface_pressure ; 1st pass | |
| 188 call sample_surface_pressure ; 2nd pass | |
| 629 | 189 |
| 190 ; wait until initial surface pressure value has been loaded into the ISR | |
| 623 | 191 btfsc update_surface_pressure ; has the ISR confirmed loading of the surface pressure? |
| 192 bra $-2 ; NO - not yet, loop until ISR has confirmed loading | |
| 560 | 193 |
| 623 | 194 ; reset all tissue pressures to surface pressure equilibrium state by default |
| 195 call deco_clear_tissue ; (C-code) | |
| 631 | 196 banksel common ; back to bank common |
| 0 | 197 |
| 631 | 198 ; restore deco status from EEPROM (if possible) |
| 199 EEPROM_CC_READ eeprom_deco_data_validity,WREG ; read deco data validity | |
| 200 xorlw DECO_DATA_VALID_TOKEN ; deco data valid? | |
| 201 bnz start_clean ; NO - start "clean" | |
| 202 EEPROM_CC_READ eeprom_deco_data_version,WREG ; YES - read deco data format version | |
| 203 xorlw eeprom_vault_version ; - deco data format compatible? | |
| 204 bnz start_clean ; NO - start "clean" | |
| 205 call eeprom_deco_data_read ; YES - restore deco data from EEPROM | |
| 206 bra start_common ; - continue with common part | |
|
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207 |
| 631 | 208 start_clean: |
| 623 | 209 bsf reset_surface_interval ; request ISR to reset the surface interval timer |
| 631 | 210 btfss RCON,POR ; was there a power outage ? |
| 211 call rtc_init ; YES - initialize RTC to firmware creation date | |
| 582 | 212 |
| 631 | 213 start_common: |
| 623 | 214 ; check for power-on reset |
| 604 | 215 btfsc RCON,POR ; was this a power-on reset? |
| 623 | 216 call use_old_prior_209 ; NO - migrate the last battery status from firmware 2.09 or earlier |
|
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217 |
| 623 | 218 bcf use_old_batt_flag ; default to no reload of last battery data |
| 604 | 219 btfsc RCON,POR ; was this a power-on reset? |
| 623 | 220 bsf use_old_batt_flag ; NO - reload last battery data |
| 221 | |
| 604 | 222 call lt2942_get_status ; check for gauge IC |
| 582 | 223 btfss battery_gauge_available ; cR or 2 hardware? |
| 623 | 224 bra start_check_new_firmware ; NO - skip next |
| 225 movlw .30 ; YES - load default button sensitivity | |
| 226 movff WREG,opt_cR_button_right ; - set default for left button | |
| 227 movff WREG,opt_cR_button_left ; - set default for right button | |
| 228 call piezo_config ; - configure buttons, 1st pass | |
| 229 call piezo_config ; - configure buttons, 2nd pass | |
| 604 | 230 |
| 623 | 231 start_check_new_firmware: |
| 232 call TFT_boot ; initialize TFT (includes clear screen & backlight switch-off) | |
| 604 | 233 |
| 623 | 234 ; show heinrichsweikamp logo |
| 604 | 235 WIN_TOP .40 |
| 236 WIN_LEFT .10 | |
| 623 | 237 TFT_WRITE_PROM_IMAGE_BY_ADDR hw_logo_block |
| 604 | 238 |
| 631 | 239 ; check if a new firmware was loaded |
| 240 lfsr FSR0,oFirmwareMajor ; address firmware version | |
| 241 call option_restore_and_check ; read firmware version, major | |
| 242 call option_restore_and_check ; read firmware version, minor | |
| 243 call option_restore_and_check ; read firmware version, beta | |
| 582 | 244 |
| 631 | 245 movff opt_fw_version_major,WREG ; get stored major version |
| 246 xorlw fw_version_major ; compare with currently active version, equal? | |
| 247 bnz start_check_new_firmware_new ; NO - a new firmware was loaded | |
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248 |
| 631 | 249 movff opt_fw_version_minor,WREG ; get stored minor version |
| 250 xorlw fw_version_minor ; compare with currently active version, equal? | |
| 251 bnz start_check_new_firmware_new ; NO - a new firmware was loaded | |
| 252 | |
| 253 movff opt_fw_version_beta,WREG ; get stored beta version | |
| 254 xorlw fw_version_beta ; compare with currently active version, equal? | |
| 255 bnz start_check_new_firmware_new ; NO - a new firmware was loaded | |
| 256 ;bz start_check_new_firmware_old ; YES - same firmware as before | |
| 0 | 257 |
| 623 | 258 start_check_new_firmware_old: |
| 634 | 259 call TFT_message_fw_kept ; show firmware is kept message |
| 631 | 260 bra start_check_new_firmware_common ; continue with common part |
| 261 | |
| 262 start_check_new_firmware_new: | |
| 634 | 263 call TFT_message_fw_update ; show firmware is updated message |
| 631 | 264 |
| 634 | 265 ; ; reset the pressure sensor correction to factory default |
| 266 ; lfsr FSR0,oPressureAdjust ; address pressure sensor correction | |
| 267 ; call option_reset ; set correction to default | |
| 268 ; | |
| 269 ; lfsr FSR0,oPressureAdjust ; address pressure sensor correction | |
| 270 ; call option_check_and_store ; update correction in EEPROM | |
| 623 | 271 |
| 272 start_check_new_firmware_common: | |
| 273 call TFT_Display_FadeIn ; display resulting screen | |
| 631 | 274 |
| 623 | 275 call backup_flash_page ; back-up the first 128 bytes from program flash memory to EEPROM |
| 631 | 276 call option_restore_and_check_all ; restore all option values from EEPROM and check them |
| 623 | 277 |
| 634 | 278 WAITS .5 ; wait 5 second |
| 279 | |
| 280 goto restart ; proceed with restart | |
| 604 | 281 |
| 0 | 282 |
| 623 | 283 ;============================================================================= |
| 634 | 284 boot2 CODE |
| 285 ;============================================================================= | |
| 286 | |
| 287 | |
| 288 ;----------------------------------------------------------------------------- | |
| 289 ; Sample and store the current Surface Pressure | |
| 290 ; Update ISR and Deco Engine with Pressure sampled on last Invocation | |
| 291 ; | |
| 292 global sample_surface_pressure | |
| 293 sample_surface_pressure: | |
| 294 ; make sure the ISR does not read the surface pressure reference buffer while it is updated | |
| 295 bcf update_surface_pressure ; cancel any pending load request | |
| 296 | |
| 297 ; propagate the surface pressure sampled on last invocation to the reference pressure buffer | |
| 298 MOVII pressure_abs_sampled,pressure_abs_ref | |
| 299 | |
| 300 ; update surface pressure in the ISR | |
| 301 bsf update_surface_pressure ; request ISR to update its surface pressure | |
| 302 | |
| 303 ; update surface pressure in the deco engine | |
| 304 MOVII pressure_abs_ref,int_I_pres_surface | |
| 305 | |
| 306 ; sample current absolute pressure (ISR-safe 2 byte copy) | |
| 307 SMOVII pressure_abs,pressure_abs_sampled | |
| 308 | |
| 309 ; limit sampled pressure to max allowed surface pressure | |
| 310 MOVLI max_surfpressure, sub_a ; load upper limit into sub_a | |
| 311 MOVII pressure_abs_sampled,sub_b ; copy sampled pressure to sub_b | |
| 312 call cmpU16 ; sub_a - sub_b = max_surfpressure - pressure_abs_sampled | |
| 313 btfss neg_flag ; sampled pressure > max_surfpressure ? | |
| 314 return ; NO - below limit, done | |
| 315 MOVII sub_a,pressure_abs_sampled ; YES - limit to max_surfpressure (still stored in sub_a) | |
| 316 return ; - done | |
| 317 | |
| 318 | |
| 319 ;============================================================================= | |
| 320 boot3 CODE | |
| 321 ;============================================================================= | |
| 322 | |
| 323 | |
| 324 ;----------------------------------------------------------------------------- | |
| 325 ; Entry Point for warm Start | |
| 623 | 326 ; |
| 327 ; called on leaving sleep mode, surface menu, communication mode, and | |
| 634 | 328 ; when a start of a dive is detected in all modes except surface mode |
| 623 | 329 ; |
| 582 | 330 global restart |
| 0 | 331 restart: |
| 634 | 332 |
| 631 | 333 ; for safety purpose only |
| 334 banksel common ; select bank common | |
| 623 | 335 clrf STKPTR ; clear return addresses stack |
| 631 | 336 call request_speed_normal ; request CPU speed change to normal speed |
| 337 | |
| 338 bsf tft_is_dimming ; ignore ambient sensor | |
| 623 | 339 |
| 340 ; clear flag groups | |
| 341 clrf HW_descriptor ; hardware - OSTC model descriptor | |
| 628 | 342 clrf HW_flags_state1 ; hardware - states |
| 634 | 343 ; ; DO NOT clear HW_flags_state2 ! |
| 643 | 344 ; ; DO NOT clear HW_flags_state3 ! |
| 623 | 345 clrf DM_flags_sensor ; hardware - O2 sensors |
| 346 clrf OS_flags_ISR1 ; operating system - ISR control 1 | |
| 347 clrf OS_flags_ISR2 ; operating system - ISR control 2 | |
| 348 clrf eventbase ; event triggers generated by ISR | |
| 349 clrf DM_flags_deco ; dive deco modes | |
| 350 clrf MS_flags_control ; menu system - control | |
| 351 clrf MS_flags_imprint ; menu system - data imprinting | |
| 634 | 352 clrf CVT_flags1 ; control of numerical outputs 1 |
| 353 clrf CVT_flags2 ; control of numerical outputs 2 | |
|
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354 |
| 623 | 355 ; configure the OSTC model descriptor (stored in HW_descriptor) |
| 604 | 356 bcf tft_power ; inverted, here needed for I2C_probe_OSTC_rx, to wake-up RX circuity |
| 623 | 357 bsf ambient_sensor ; set ambient light sensor as available by default |
| 634 | 358 bsf ext_input_optical ; set optical input as available by default |
| 582 | 359 |
| 604 | 360 call lt2942_get_status ; check for gauge IC |
| 623 | 361 btfss battery_gauge_available ; OSTC 2, cR or TR? |
| 604 | 362 bra restart2 ; NO |
| 236 | 363 |
| 623 | 364 ; OSTC 2, cR or TR |
| 365 call lt2942_init ; initialize battery gauge IC | |
| 634 | 366 bcf ext_input_optical ; OSTC 2, cR and TR do not have an optical input |
| 623 | 367 |
| 368 banksel ANCON0 ; ANCON0 is outside access RAM | |
| 604 | 369 bcf ANCON0,7 ; AN7 digital input |
| 623 | 370 banksel common ; back to bank common |
| 604 | 371 bcf lightsen_power ; power-down ambient light sensor |
| 623 | 372 bcf ambient_sensor ; no ambient light sensor by default |
| 582 | 373 nop |
| 623 | 374 btfss PORTF,2 ; ambient light sensor available? |
| 604 | 375 bsf ambient_sensor ; YES |
| 623 | 376 banksel ANCON0 ; ANCON0 is outside access RAM |
| 604 | 377 bsf ANCON0,7 ; AN7 analog again |
| 623 | 378 banksel common ; back to bank common |
| 604 | 379 bsf lightsen_power ; power-up ambient light sensor again |
| 582 | 380 |
| 243 | 381 restart2: |
| 628 | 382 IFNDEF _hwos_sport |
| 623 | 383 btfsc vusb_in ; USB power detected? |
| 634 | 384 bra restart3 ; YES - no BT then |
| 631 | 385 bcf PORTE,0 ; NO - power up BT chip (if available) |
| 386 WAITMS d'5' ; - wait 5 ms | |
| 387 btfss vusb_in ; - BT chip detected? | |
| 634 | 388 bra restart3 ; NO - no BT then |
| 628 | 389 ENDIF |
| 634 | 390 bsf ble_available ; YES - BT available |
| 582 | 391 |
| 392 restart3: | |
| 634 | 393 bsf PORTE,0 ; power down BT chip |
| 394 btfsc ble_available ; BT available? | |
| 631 | 395 bra restart4 ; YES - can't be a cR then |
| 396 btfss battery_gauge_available ; NO - rechargeable? | |
| 397 bra restart4 ; NO - can't be a cR | |
| 634 | 398 bsf ext_input_s8_ana ; YES - it's a cR, S8/analog sensor input available |
| 582 | 399 |
| 604 | 400 restart4: |
| 640 | 401 ; Do the check for BLE-cR |
| 402 IFDEF _external_sensor | |
| 403 bsf mcp_power ; power-up instrumentation amp (used by S8 and analog input) | |
| 643 | 404 btfss mcp_power ; power-up completed? |
| 405 bra $-4 ; NO - loop | |
| 406 WAITMS .1 | |
| 640 | 407 banksel BAUDCON2 ; select bank for IO register access |
| 408 movlw b'00000000' ; speed generator configuration: BRG16=0, normal for S8 | |
| 409 movwf BAUDCON2 ; ... | |
| 410 movlw b'00100000' ; TX configuration: BRGH=0, SYNC=0 | |
| 411 movwf TXSTA2 ; ... | |
| 412 movlw .25 ; speed configuration: SPBRGH:SPBRG = .25 : 9615 BAUD @ 16 MHz | |
| 413 movwf SPBRG2 ; ... | |
| 414 movlw b'10010000' ; RX configuration | |
| 415 movwf RCSTA2 ; ... | |
| 416 banksel common ; back to bank common | |
| 643 | 417 WAITMS .1 |
| 418 ; Check sensor 1 input with no limits | |
| 419 movlw b'00000000' ; AVDD Vref+ | |
| 420 movwf ADCON1 ; ... | |
| 421 ; set to read Sensor 1 | |
| 422 extern wait_adc | |
| 423 movlw b'00100001' ; power on ADC, select AN8 | |
| 424 call wait_adc ; wait for ADC | |
| 425 movlw .10 ; ~ >1,900V | |
| 426 cpfslt ADRESH ; >10 on the high byte -> confident that there is cR circuity | |
| 640 | 427 bsf ext_input_s8_ana ; YES - it's a cR, S8/analog sensor input available |
| 428 call disable_ir_s8_analog ; power-down circuity again | |
| 429 ENDIF | |
| 643 | 430 |
| 431 | |
| 640 | 432 bsf lv_core ; default to low voltage core |
| 623 | 433 movlw 0x80 ; point to 0x1F780 |
| 631 | 434 movwf TBLPTRL ; ... |
| 435 movlw 0xF7 ; ... | |
| 436 movwf TBLPTRH ; ... | |
| 437 movlw 0x01 ; ... | |
| 438 movwf TBLPTRU ; ... | |
| 623 | 439 TBLRD*+ ; read from 0x1F780 |
| 440 movlw 0x83 ; coding for low voltage core, part 1 | |
| 441 cpfseq TABLAT ; equal? | |
| 631 | 442 bra restart4a ; NO - no low voltage core then |
| 443 movlw 0x81 ; YES - point to 0x1F781 | |
| 444 movwf TBLPTRL ; - ... | |
| 445 TBLRD*+ ; - read from 0x1F781 | |
| 446 movlw 0x94 ; - coding for low voltage core, part 2 | |
| 447 cpfseq TABLAT ; - equal? | |
| 623 | 448 restart4a: |
| 631 | 449 bcf lv_core ; NO - no low voltage core then |
| 623 | 450 |
| 634 | 451 ; OSTC sport 2019 hardware does not have an optical input |
| 452 btfsc lv_core ; low voltage core? | |
| 453 bcf ext_input_optical ; YES - no optical input available | |
| 640 | 454 btfsc lv_core ; low voltage core? |
| 455 bcf ext_input_s8_ana ; YES - can't be a cR, S8/analog sensor input disabled | |
| 634 | 456 |
| 457 ; check FLASH for block-write capability | |
| 458 bsf flash_block_write ; default to block-write capability available | |
| 459 call ext_flash_read_jedec ; read JEDEC IDs | |
| 460 movlw 0x26 ; device type 26h supports block-write | |
| 461 cpfseq hi ; dive type = 26h ? | |
| 462 bcf flash_block_write ; NO - revoke capability | |
| 463 | |
| 623 | 464 |
| 604 | 465 IFDEF _rx_functions |
| 623 | 466 |
| 467 ; set TR functions as deactivated by default | |
| 468 bcf tr_functions_activated ; clear flag | |
| 469 | |
| 470 ; search for TR module | |
| 471 WAITMS .200 ; wait 200 ms while RX module boots up | |
| 472 call I2C_probe_OSTC_rx ; check for RX module and set ostc_rx_present flag if found | |
| 473 btfss ostc_rx_present ; RX module detected? | |
| 474 bra restart5 ; NO | |
| 475 | |
| 628 | 476 IFDEF _rx_update |
| 477 | |
| 623 | 478 ; check if TR module firmware is up to date |
| 479 movff rx_firmware_cur_major,hi ; copy current firmware on RX module to bank common, major | |
| 480 movff rx_firmware_cur_minor,lo ; copy current firmware on RX module to bank common, minor | |
| 481 call rx_firmware_new_major ; get latest firmware version into WREG, major | |
| 482 cpfseq hi ; equal to current firmware on RX module, major ? | |
| 483 bra restart4b ; NO - update | |
| 484 call rx_firmware_new_minor ; YES - get latest firmware version into WREG, minor | |
| 485 cpfseq lo ; - equal to current firmware on RX module, minor ? | |
| 486 bra restart4b ; NO - update TR module | |
| 487 bra restart4e ; YES - no need to update | |
| 604 | 488 |
| 623 | 489 restart4b: |
| 490 ; print TR module update message | |
| 491 call TFT_boot ; initialize TFT (includes clear screen & backlight switch-off) | |
| 631 | 492 WIN_TOP .40 ; set position |
| 493 WIN_LEFT .10 ; ... | |
| 494 TFT_WRITE_PROM_IMAGE_BY_ADDR hw_logo_block ; show heinrichsweikamp logo | |
| 495 WIN_SMALL .10,.130 ; set position | |
| 623 | 496 STRCAT_PRINT "Updating TR Module..." ; print update message |
| 631 | 497 call TFT_Display_FadeIn ; dimm up backlight to show outputs |
| 623 | 498 |
| 499 ; update firmware in RX module | |
| 500 call I2C_sleep_compass ; stop compass | |
| 501 call update_tr_module ; update TR module | |
| 582 | 502 |
| 623 | 503 WIN_SMALL .10,.160 ; set next output position |
| 504 STRCAT "Update " ; common part of result message | |
| 505 btfss ostc_rx_present ; data transfer successful and TR module up & running again? | |
| 506 bra restart4c ; NO | |
| 507 STRCAT "to " ; YES - print success message | |
| 634 | 508 call dyn_show_firmware_rx ; - print installed version |
| 623 | 509 STRCAT_PRINT " done" ; - complete result message |
| 510 bra restart4d ; - show message for a while | |
| 511 | |
| 512 restart4c: | |
| 513 STRCAT_PRINT "failed" ; complete result message - failure | |
| 514 | |
| 515 restart4d: | |
| 634 | 516 WAITS .3 ; wait 3 seconds |
| 623 | 517 |
| 628 | 518 ENDIF ; _rx_update |
| 519 | |
| 623 | 520 restart4e: |
| 521 btfss ostc_rx_present ; TR module up & running? | |
| 604 | 522 bra restart5 ; NO |
| 623 | 523 movff opt_TR_mode,WREG ; YES - get TR mode |
| 524 tstfsz WREG ; - TR mode <> off ? | |
| 525 bsf tr_functions_activated ; YES - set TR functions as activated | |
| 604 | 526 |
| 623 | 527 ENDIF ; _rx_functions |
| 528 | |
| 604 | 529 |
| 530 restart5: | |
| 640 | 531 ; configure button_hold_down_allowed flag |
| 532 btfsc lv_core | |
| 643 | 533 bsf button_hold_down_allowed ; OSTC sport mod. 2019 |
| 640 | 534 btfsc ext_input_optical |
| 643 | 535 bsf button_hold_down_allowed ; OSTC3/old sport |
| 640 | 536 |
| 623 | 537 ; manage hardware |
| 634 | 538 btfss ext_input_s8_ana ; OSTC with S8/analog input? |
| 623 | 539 bsf TRISB,3 ; NO - shut down power supply for S8 bulkhead |
| 0 | 540 |
| 623 | 541 btfss battery_gauge_available ; OSTC with gauge IC? |
| 542 bsf TRISG,0 ; NO | |
| 543 | |
| 582 | 544 call ext_flash_disable_protection ; disable write protection for external flash |
|
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545 |
| 623 | 546 btfsc use_old_batt_flag ; shall reload last battery data? |
| 547 call get_battery_data ; YES - get last battery data | |
| 548 | |
| 633 | 549 ; check if option values have changed and thus if the EEPROM needs to be updated |
| 634 | 550 btfsc option_changed ; do the options need to be stored to EEPROM ? |
| 633 | 551 call option_check_and_store_all ; YES - check and store all option values in EEPROM |
| 552 | |
| 623 | 553 ; set screen orientation |
| 634 | 554 bcf flip_screen ; disable upside-down orientation by default |
| 623 | 555 TSTOSC opt_flip_screen ; shall show screen outputs upside down? (=1: flip the screen) |
| 634 | 556 bsf flip_screen ; YES - enable upside-down orientation |
| 582 | 557 |
| 623 | 558 ; check if high-altitude mode is applicable |
| 559 bcf high_altitude_mode ; disable high altitude mode by default | |
| 560 MOVII pressure_abs_ref, sub_a ; copy last surface pressure to sub_a | |
| 561 MOVLI high_altitude_threshold+1,sub_b ; copy high-altitude threshold (880 mbar) + 1 to sub_a | |
| 562 call cmpU16 ; sub_a - sub_b = pressure_abs_ref - (high_altitude_threshold + 1) | |
| 563 btfsc neg_flag ; result negative (absolute pressure <= 880 mbar) ? | |
| 564 bsf high_altitude_mode ; YES - enable high altitude mode | |
| 565 | |
| 566 ; check if there was a cold start, if yes do initial computation of further deco data | |
| 567 btfss cold_start ; did a cold start? | |
| 568 bra restart6 ; NO | |
| 569 bcf cold_start ; YES - clear flag | |
| 570 call deco_calc_dive_interval_1min ; - calculate tissues for 1 minute at surface conditions (C-code) | |
| 571 call deco_calc_desaturation_time ; - calculate desaturation and no-fly/no-altitude time (C-code) | |
| 572 banksel common ; - back to bank common | |
| 573 | |
| 574 restart6: | |
| 640 | 575 btfsc ext_input_s8_ana ; analog sensor input available? |
| 576 bra restart7 ; Yes, continue | |
| 577 ; no sensors, reconfigure TRIS and ANSEL bits for AN8 | |
| 578 bcf TRISF,3 | |
| 579 banksel 0xF16 ; addresses F16h ... F5Fh are not part of the access RAM | |
| 580 bcf ANCON1,0 ; ANSEL1: AN8 -> no analog input | |
| 581 banksel common ; back to bank common | |
| 582 | |
| 583 restart7: | |
| 623 | 584 btfsc divemode ; shall enter dive mode? |
| 634 | 585 goto diveloop ; YES - enter dive mode |
| 586 btfsc RCON,POR ; NO - was this a power-on reset? | |
| 587 goto surfloop ; NO - enter surface mode | |
| 588 bsf RCON,POR ; YES - acknowledge detection and re-arm detector | |
| 589 goto new_battery_select ; - prompt for battery selection, will proceed to surface mode | |
| 623 | 590 |
| 0 | 591 |
| 592 ;============================================================================= | |
| 634 | 593 boot4 CODE |
| 594 ;============================================================================= | |
| 595 | |
| 596 ;----------------------------------------------------------------------------- | |
| 597 ; Setup of all Flags and Parameters for Dive Mode and Simulator Computations | |
| 623 | 598 ; |
| 599 ; called from divemode.asm, menu_tree.asm and surfmode.asm | |
| 0 | 600 ; |
| 601 global restart_set_modes_and_flags | |
| 623 | 602 restart_set_modes_and_flags: |
| 634 | 603 call disable_ir_s8_analog ; switch off IR/S8/analog interface by default (for all compile versions!) |
| 623 | 604 |
| 605 IFDEF _external_sensor | |
| 634 | 606 WAITMS d'100' ; wait 100 ms to S8-HUD powered down properly |
| 623 | 607 ENDIF |
| 629 | 608 |
| 634 | 609 ; setup sampling rate for dice data recording |
| 623 | 610 movlw .2 ; default to 2 seconds |
| 634 | 611 TSTOSC opt_sampling_rate ; check option: 0= 2s, 1= 10s |
| 623 | 612 movlw .10 ; 1 - change to 10 seconds |
| 634 | 613 movwf sampling_rate ; store selection |
| 582 | 614 |
| 634 | 615 ; clear all deco mode flags |
| 616 clrf DM_flags_deco | |
| 0 | 617 |
| 623 | 618 ; initialize active_gas and active_dil for surface mode pressure display |
| 604 | 619 call get_first_gas_to_WREG |
| 620 movwf active_gas | |
| 623 | 621 |
| 622 IFDEF _ccr_pscr | |
| 604 | 623 call get_first_dil_to_WREG |
| 624 movwf active_dil | |
| 623 | 625 ENDIF |
| 582 | 626 |
| 623 | 627 ; configure saturation / desaturation safety factors |
| 628 movff opt_sat_multiplier_gf, char_I_saturation_multiplier ; use factors for GF mode by default | |
| 629 movff opt_desat_multiplier_gf,char_I_desaturation_multiplier ; ... | |
| 631 | 630 TSTOSC char_I_model ; get deco model ZH-L16-GF (1) selected? |
| 623 | 631 bra restart_set_modes_and_flags2 ; YES - keep them |
| 632 movff opt_sat_multiplier_non_gf, char_I_saturation_multiplier ; NO - overwrite them with non-GF factors | |
| 633 movff opt_desat_multiplier_non_gf,char_I_desaturation_multiplier ; - ... | |
| 0 | 634 |
| 635 restart_set_modes_and_flags2: | |
| 634 | 636 |
| 623 | 637 ; configure GF settings, GF high is needed for color-coding the current GF (supersaturation) factor |
| 638 movff opt_GF_low, char_I_GF_Low_percentage | |
| 639 movff opt_GF_high,char_I_GF_High_percentage | |
| 582 | 640 |
| 634 | 641 ; dive mode specific setup |
| 623 | 642 movff opt_dive_mode,lo ; get dive mode: 0= OC, 1= CCR, 2= gauge, 3= apnea, 4= pSCR |
| 643 tstfsz lo ; OC? | |
| 644 bra restart_set_modes_and_flags3 ; NO | |
| 645 bsf FLAG_oc_mode ; YES - set OC flag | |
| 604 | 646 IFDEF _rx_functions |
| 623 | 647 call option_cleanup_oTrMode_no_CCR ; - revert TR mode from 'CCR Dil+O2' to 'on' |
| 604 | 648 ENDIF |
| 623 | 649 return ; - done |
| 0 | 650 |
| 651 restart_set_modes_and_flags3: | |
| 623 | 652 decfsz lo,F ; CCR mode? |
| 653 bra restart_set_modes_and_flags4 ; NO | |
| 654 IFDEF _ccr_pscr | |
| 655 bsf FLAG_ccr_mode ; YES - set CCR flag | |
| 656 call option_cleanup_oCCRMode_CCR ; - revert CCR mode 'Sensor' to 'fixed SP' if no sensor interface available | |
| 604 | 657 IFDEF _rx_functions |
| 623 | 658 call option_cleanup_oTrMode_CCR ; - revert TR mode from 'ind.double' to 'on' |
| 659 ENDIF ; _rx_functions | |
| 660 IFDEF _external_sensor | |
| 634 | 661 call enable_ir_s8_analog ; - enable IR/S8/analog interface |
| 623 | 662 ENDIF ; _external_sensor |
| 663 ENDIF ; _ccr_pscr | |
| 664 return ; - done | |
| 0 | 665 |
| 666 restart_set_modes_and_flags4: | |
| 623 | 667 decfsz lo,F ; Gauge mode? |
| 668 bra restart_set_modes_and_flags5 ; NO | |
| 669 bsf FLAG_gauge_mode ; YES - set gauge flag | |
| 604 | 670 IFDEF _rx_functions |
| 623 | 671 call option_cleanup_oTrMode_no_CCR ; - revert TR mode from 'CCR Dil+O2' to 'on' |
| 604 | 672 ENDIF |
| 623 | 673 return ; - done |
| 0 | 674 |
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675 restart_set_modes_and_flags5: |
| 623 | 676 decfsz lo,F ; Apnea mode? |
| 677 bra restart_set_modes_and_flags6 ; NO | |
| 678 bsf FLAG_apnoe_mode ; YES - set apnea flag | |
| 631 | 679 movlw samplingrate_apnoe ; - get apnoe sampling rate |
| 680 movwf sampling_rate ; - overwrite user-selected 2/10 seconds setting with apnoe default | |
| 604 | 681 IFDEF _rx_functions |
| 623 | 682 call option_cleanup_oTrMode_no_CCR ; - revert TR mode from 'CCR Dil+O2' to 'on' |
| 604 | 683 ENDIF |
| 623 | 684 return ; - done |
| 685 | |
| 686 restart_set_modes_and_flags6: | |
| 687 ; pSCR mode then | |
| 688 IFDEF _ccr_pscr | |
| 689 bsf FLAG_pscr_mode ; - set pSCR mode flag | |
| 690 call option_cleanup_oCCRMode_pSCR ; - revert AutoSP to calculated SP, additionally revert Sensor to fixed SP if no sensor interface available | |
| 691 IFDEF _rx_functions | |
| 692 call option_cleanup_oTrMode_no_CCR ; - revert TR mode from 'CCR Dil+O2' to 'on' | |
| 693 ENDIF ; _rx_functions | |
| 694 IFDEF _external_sensor | |
| 634 | 695 call enable_ir_s8_analog ; - enable IR/S8/analog interface |
| 623 | 696 ENDIF ; _external_sensor |
| 697 ENDIF ; _ccr_pscr | |
| 698 return ; - done | |
| 560 | 699 |
| 634 | 700 ;----------------------------------------------------------------------------- |
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701 |
| 634 | 702 END |