493 lines
14 KiB
C
493 lines
14 KiB
C
// Copyright (C) 2023, Mark Qvist
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#include "ROM.h"
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#include "Modem.h"
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#ifndef CONFIG_H
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#define CONFIG_H
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#define MAJ_VERS 0x01
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#define MIN_VERS 0x46
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#define PLATFORM_AVR 0x90
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#define PLATFORM_ESP32 0x80
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#define PLATFORM_NRF52 0x70
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#define MCU_1284P 0x91
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#define MCU_2560 0x92
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#define MCU_ESP32 0x81
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#define MCU_NRF52 0x71
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#define BOARD_RNODE 0x31
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#define BOARD_HMBRW 0x32
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#define BOARD_TBEAM 0x33
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#define BOARD_HUZZAH32 0x34
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#define BOARD_GENERIC_ESP32 0x35
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#define BOARD_LORA32_V2_0 0x36
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#define BOARD_LORA32_V2_1 0x37
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#define BOARD_LORA32_V1_0 0x39
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#define BOARD_HELTEC32_V2 0x38
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#define BOARD_RNODE_NG_20 0x40
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#define BOARD_RNODE_NG_21 0x41
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#define BOARD_GENERIC_NRF52 0x50
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#define BOARD_RAK4630 0x51
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#define MODE_HOST 0x11
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#define MODE_TNC 0x12
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#define CABLE_STATE_DISCONNECTED 0x00
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#define CABLE_STATE_CONNECTED 0x01
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uint8_t cable_state = CABLE_STATE_DISCONNECTED;
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#define BT_STATE_NA 0xff
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#define BT_STATE_OFF 0x00
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#define BT_STATE_ON 0x01
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#define BT_STATE_PAIRING 0x02
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#define BT_STATE_CONNECTED 0x03
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uint8_t bt_state = BT_STATE_NA;
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uint32_t bt_ssp_pin = 0;
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bool bt_ready = false;
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bool bt_enabled = false;
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bool bt_allow_pairing = false;
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#define M_FRQ_S 27388122
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#define M_FRQ_R 27388061
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bool console_active = false;
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bool modem_installed = false;
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#if defined(__AVR_ATmega1284P__)
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#define PLATFORM PLATFORM_AVR
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#define MCU_VARIANT MCU_1284P
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#elif defined(__AVR_ATmega2560__)
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#define PLATFORM PLATFORM_AVR
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#define MCU_VARIANT MCU_2560
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#elif defined(ESP32)
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#define PLATFORM PLATFORM_ESP32
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#define MCU_VARIANT MCU_ESP32
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#elif defined(NRF52840_XXAA)
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#define PLATFORM PLATFORM_NRF52
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#define MCU_VARIANT MCU_NRF52
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#else
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#error "The firmware cannot be compiled for the selected MCU variant"
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#endif
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#define MTU 508
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#define SINGLE_MTU 255
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#define HEADER_L 1
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#define MIN_L 1
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#define CMD_L 64
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// MCU dependent configuration parameters
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#define HAS_DISPLAY false
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#define HAS_BLUETOOTH false
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#define HAS_TCXO false
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#define HAS_PMU false
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#define HAS_NP false
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#define HAS_EEPROM false
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#if defined(ENABLE_TCXO)
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#define HAS_TCXO true
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#endif
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#if MCU_VARIANT == MCU_1284P
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const int pin_cs = 4;
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const int pin_reset = 3;
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const int pin_dio = 2;
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const int pin_led_rx = 12;
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const int pin_led_tx = 13;
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#define BOARD_MODEL BOARD_RNODE
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#define HAS_EEPROM true
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#define CONFIG_UART_BUFFER_SIZE 6144
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#define CONFIG_QUEUE_SIZE 6144
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#define CONFIG_QUEUE_MAX_LENGTH 200
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#define EEPROM_SIZE 4096
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#define EEPROM_OFFSET EEPROM_SIZE-EEPROM_RESERVED
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#elif MCU_VARIANT == MCU_2560
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const int pin_cs = 5;
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const int pin_reset = 4;
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const int pin_dio = 2;
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const int pin_led_rx = 12;
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const int pin_led_tx = 13;
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#define BOARD_MODEL BOARD_HMBRW
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#define HAS_EEPROM true
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#define CONFIG_UART_BUFFER_SIZE 768
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#define CONFIG_QUEUE_SIZE 5120
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#define CONFIG_QUEUE_MAX_LENGTH 24
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#define EEPROM_SIZE 4096
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#define EEPROM_OFFSET EEPROM_SIZE-EEPROM_RESERVED
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#elif MCU_VARIANT == MCU_ESP32
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// Board models for ESP32 based builds are
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// defined by the build target in the makefile.
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// If you are not using make to compile this
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// firmware, you can manually define model here.
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//
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// #define BOARD_MODEL BOARD_GENERIC_ESP32
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#define CONFIG_UART_BUFFER_SIZE 6144
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#define CONFIG_QUEUE_SIZE 6144
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#define CONFIG_QUEUE_MAX_LENGTH 200
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#define EEPROM_SIZE 1024
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#define EEPROM_OFFSET EEPROM_SIZE-EEPROM_RESERVED
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#define GPS_BAUD_RATE 9600
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#define PIN_GPS_TX 12
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#define PIN_GPS_RX 34
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#if BOARD_MODEL == BOARD_GENERIC_ESP32
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const int pin_cs = 4;
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const int pin_reset = 36;
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const int pin_dio = 39;
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const int pin_led_rx = 14;
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const int pin_led_tx = 32;
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#define HAS_BLUETOOTH true
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#define HAS_CONSOLE true
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#define HAS_EEPROM true
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#elif BOARD_MODEL == BOARD_TBEAM
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const int pin_cs = 18;
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const int pin_reset = 23;
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const int pin_dio = 26;
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const int pin_led_rx = 2;
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const int pin_led_tx = 4;
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#define HAS_DISPLAY true
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#define HAS_PMU true
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#define HAS_BLUETOOTH true
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#define HAS_CONSOLE true
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#define HAS_SD false
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#define HAS_EEPROM true
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#elif BOARD_MODEL == BOARD_HUZZAH32
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const int pin_cs = 4;
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const int pin_reset = 36;
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const int pin_dio = 39;
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const int pin_led_rx = 14;
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const int pin_led_tx = 32;
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#define HAS_BLUETOOTH true
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#define HAS_CONSOLE true
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#define HAS_EEPROM true
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#elif BOARD_MODEL == BOARD_LORA32_V1_0
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const int pin_cs = 18;
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const int pin_reset = 14;
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const int pin_dio = 26;
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#if defined(EXTERNAL_LEDS)
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const int pin_led_rx = 25;
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const int pin_led_tx = 2;
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#else
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const int pin_led_rx = 2;
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const int pin_led_tx = 2;
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#endif
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#define HAS_DISPLAY true
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#define HAS_BLUETOOTH true
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#define HAS_CONSOLE true
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#define HAS_EEPROM true
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#elif BOARD_MODEL == BOARD_LORA32_V2_0
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const int pin_cs = 18;
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const int pin_reset = 12;
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const int pin_dio = 26;
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#if defined(EXTERNAL_LEDS)
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const int pin_led_rx = 2;
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const int pin_led_tx = 0;
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#else
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const int pin_led_rx = 22;
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const int pin_led_tx = 22;
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#endif
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#define HAS_DISPLAY true
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#define HAS_BLUETOOTH true
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#define HAS_CONSOLE true
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#define HAS_EEPROM true
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#elif BOARD_MODEL == BOARD_LORA32_V2_1
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const int pin_cs = 18;
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const int pin_reset = 23;
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const int pin_dio = 26;
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#if HAS_TCXO == true
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const int pin_tcxo_enable = 33;
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#endif
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#if defined(EXTERNAL_LEDS)
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const int pin_led_rx = 15;
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const int pin_led_tx = 4;
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#else
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const int pin_led_rx = 25;
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const int pin_led_tx = 25;
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#endif
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#define HAS_DISPLAY true
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#define HAS_BLUETOOTH true
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#define HAS_PMU true
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#define HAS_CONSOLE true
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#define HAS_EEPROM true
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#elif BOARD_MODEL == BOARD_HELTEC32_V2
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const int pin_cs = 18;
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const int pin_reset = 23;
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const int pin_dio = 26;
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#if defined(EXTERNAL_LEDS)
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const int pin_led_rx = 36;
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const int pin_led_tx = 37;
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#else
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const int pin_led_rx = 25;
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const int pin_led_tx = 25;
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#endif
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#define HAS_DISPLAY true
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#define HAS_BLUETOOTH true
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#define HAS_CONSOLE true
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#define HAS_EEPROM true
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#elif BOARD_MODEL == BOARD_RNODE_NG_20
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#define HAS_DISPLAY true
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#define HAS_BLUETOOTH true
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#define HAS_NP true
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#define HAS_CONSOLE true
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#define HAS_EEPROM true
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const int pin_cs = 18;
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const int pin_reset = 12;
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const int pin_dio = 26;
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const int pin_np = 4;
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#if HAS_NP == false
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#if defined(EXTERNAL_LEDS)
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const int pin_led_rx = 2;
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const int pin_led_tx = 0;
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#else
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const int pin_led_rx = 22;
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const int pin_led_tx = 22;
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#endif
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#endif
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#elif BOARD_MODEL == BOARD_RNODE_NG_21
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#define HAS_DISPLAY true
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#define HAS_BLUETOOTH true
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#define HAS_CONSOLE true
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#define HAS_PMU true
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#define HAS_NP true
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#define HAS_SD false
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#define HAS_EEPROM true
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const int pin_cs = 18;
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const int pin_reset = 23;
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const int pin_dio = 26;
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const int pin_np = 12;
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const int pin_dac = 25;
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const int pin_adc = 34;
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const int SD_MISO = 2;
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const int SD_MOSI = 15;
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const int SD_CLK = 14;
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const int SD_CS = 13;
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#if HAS_NP == false
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#if defined(EXTERNAL_LEDS)
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const int pin_led_rx = 12;
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const int pin_led_tx = 4;
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#else
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const int pin_led_rx = 25;
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const int pin_led_tx = 25;
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#endif
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#endif
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#endif
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#elif PLATFORM == PLATFORM_NRF52
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#if BOARD_MODEL == BOARD_RAK4630
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#define HAS_EEPROM false
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#define HAS_DISPLAY false // set for debugging
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#define HAS_BLUETOOTH true
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#define HAS_CONSOLE false
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#define HAS_PMU false
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#define HAS_NP false
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#define HAS_SD false
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#define HAS_TCXO true
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#define HAS_RXEN_BUSY true
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#define MODEM SX1262
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#define CONFIG_UART_BUFFER_SIZE 6144
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#define CONFIG_QUEUE_SIZE 6144
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#define CONFIG_QUEUE_MAX_LENGTH 200
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#define EEPROM_SIZE 200
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//#define EEPROM_OFFSET EEPROM_SIZE+0xED000-EEPROM_RESERVED
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#define EEPROM_OFFSET EEPROM_SIZE-EEPROM_RESERVED
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// following pins are for the sx1262
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const int pin_rxen = 37;
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const int pin_reset = 38;
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const int pin_cs = 42;
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const int pin_sclk = 43;
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const int pin_mosi = 44;
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const int pin_miso = 45;
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const int pin_busy = 46;
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const int pin_dio = 47;
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const int pin_led_rx = LED_BLUE;
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const int pin_led_tx = LED_GREEN;
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const int pin_tcxo_enable = -1;
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#endif
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#else
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#error An unsupported board was selected. Cannot compile RNode firmware.
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#endif
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bool mw_radio_online = false;
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#if BOARD_MODEL == BOARD_TBEAM
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#define I2C_SDA 21
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#define I2C_SCL 22
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#define PMU_IRQ 35
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#endif
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#define eeprom_addr(a) (a+EEPROM_OFFSET)
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#ifndef HAS_RXEN_BUSY
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const int pin_rxen = -1;
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const int pin_busy = -1;
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#endif
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#if MODEM == SX1262
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SPIClass spiModem(NRF_SPIM2, pin_miso, pin_sclk, pin_mosi);
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#endif
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// MCU independent configuration parameters
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const long serial_baudrate = 115200;
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// SX1276 RSSI offset to get dBm value from
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// packet RSSI register
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const int rssi_offset = 157;
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// Default LoRa settings
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const int lora_rx_turnaround_ms = 66;
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const int lora_post_tx_yield_slots = 6;
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uint32_t post_tx_yield_timeout = 0;
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#define LORA_PREAMBLE_SYMBOLS_HW 4
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#define LORA_PREAMBLE_SYMBOLS_MIN 18
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#define LORA_PREAMBLE_TARGET_MS 15
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#define LORA_CAD_SYMBOLS 3
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int csma_slot_ms = 50;
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float csma_p_min = 0.1;
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float csma_p_max = 0.8;
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uint8_t csma_p = 0;
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int lora_sf = 0;
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int lora_cr = 5;
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int lora_txp = 0xFF;
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uint32_t lora_bw = 0;
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uint32_t lora_freq = 0;
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uint32_t lora_bitrate = 0;
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long lora_preamble_symbols = 6;
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float lora_symbol_time_ms = 0.0;
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float lora_symbol_rate = 0.0;
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float lora_us_per_byte = 0.0;
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// Operational variables
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bool radio_locked = true;
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bool radio_online = false;
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bool community_fw = true;
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bool hw_ready = false;
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bool radio_error = false;
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bool disp_ready = false;
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bool pmu_ready = false;
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bool promisc = false;
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bool implicit = false;
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uint8_t implicit_l = 0;
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uint8_t op_mode = MODE_HOST;
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uint8_t model = 0x00;
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uint8_t hwrev = 0x00;
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int current_rssi = -292;
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int last_rssi = -292;
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uint8_t last_rssi_raw = 0x00;
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uint8_t last_snr_raw = 0x80;
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uint8_t seq = 0xFF;
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uint16_t read_len = 0;
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// Incoming packet buffer
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uint8_t pbuf[MTU];
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// KISS command buffer
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uint8_t cmdbuf[CMD_L];
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// LoRa transmit buffer
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uint8_t tbuf[MTU];
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uint32_t stat_rx = 0;
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uint32_t stat_tx = 0;
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#define STATUS_INTERVAL_MS 3
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#if MCU_VARIANT == MCU_ESP32 || MCU_VARIANT == MCU_NRF52
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#define DCD_SAMPLES 2500
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#define UTIL_UPDATE_INTERVAL_MS 1000
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#define UTIL_UPDATE_INTERVAL (UTIL_UPDATE_INTERVAL_MS/STATUS_INTERVAL_MS)
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#define AIRTIME_LONGTERM 3600
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#define AIRTIME_LONGTERM_MS (AIRTIME_LONGTERM*1000)
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#define AIRTIME_BINLEN_MS (STATUS_INTERVAL_MS*DCD_SAMPLES)
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#define AIRTIME_BINS ((AIRTIME_LONGTERM*1000)/AIRTIME_BINLEN_MS)
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bool util_samples[DCD_SAMPLES];
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uint16_t airtime_bins[AIRTIME_BINS];
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float longterm_bins[AIRTIME_BINS];
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int dcd_sample = 0;
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float local_channel_util = 0.0;
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float total_channel_util = 0.0;
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float longterm_channel_util = 0.0;
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float airtime = 0.0;
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float longterm_airtime = 0.0;
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#define current_airtime_bin(void) (millis()%AIRTIME_LONGTERM_MS)/AIRTIME_BINLEN_MS
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#endif
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float st_airtime_limit = 0.0;
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float lt_airtime_limit = 0.0;
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bool airtime_lock = false;
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bool stat_signal_detected = false;
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bool stat_signal_synced = false;
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bool stat_rx_ongoing = false;
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bool dcd = false;
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bool dcd_led = false;
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bool dcd_waiting = false;
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long dcd_wait_until = 0;
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uint16_t dcd_count = 0;
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uint16_t dcd_threshold = 2;
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uint32_t status_interval_ms = STATUS_INTERVAL_MS;
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uint32_t last_status_update = 0;
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uint32_t last_dcd = 0;
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// Status flags
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const uint8_t SIG_DETECT = 0x01;
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const uint8_t SIG_SYNCED = 0x02;
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const uint8_t RX_ONGOING = 0x04;
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// Power management
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#define BATTERY_STATE_DISCHARGING 0x01
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#define BATTERY_STATE_CHARGING 0x02
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#define BATTERY_STATE_CHARGED 0x03
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bool battery_installed = false;
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bool battery_indeterminate = false;
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bool external_power = false;
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bool battery_ready = false;
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float battery_voltage = 0.0;
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float battery_percent = 0.0;
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uint8_t battery_state = 0x00;
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uint8_t display_intensity = 0xFF;
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uint8_t display_addr = 0xFF;
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bool display_diagnostics = true;
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bool device_init_done = false;
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bool eeprom_ok = false;
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bool firmware_update_mode = false;
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// Boot flags
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#define START_FROM_BOOTLOADER 0x01
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#define START_FROM_POWERON 0x02
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#define START_FROM_BROWNOUT 0x03
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#define START_FROM_JTAG 0x04
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#endif
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