Git-Mirrors/RNode_Firmware
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This commit is contained in:
Adam Novak 2022-02-13 20:20:21 -05:00
parent c46ec5778d
commit d01a4b293f
6 changed files with 223 additions and 121 deletions
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56
RNode_Firmware.ino
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@ -20,8 +20,12 @@
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#include <Arduino.h>
#include <SPI.h>
#include "Platform.h"
#if LIBRARY_TYPE == LIBRARY_ARDUINO
#include <Arduino.h>
#include <SPI.h>
#endif
#include "Utilities.h"
FIFOBuffer serialFIFO;
@ -47,6 +51,16 @@ char sbuf[128];
bool packet_ready = false;
#endif
// Arduino C doesn't need pre-declarations to call functions that appear later,
// but standard C does.
void serial_interrupt_init();
void validateStatus();
void update_radio_lock();
void transmit(uint16_t size);
void buffer_serial();
void serial_poll();
void setup() {
#if MCU_VARIANT == MCU_ESP32
delay(500);
@ -54,8 +68,10 @@ void setup() {
Serial.setRxBufferSize(CONFIG_UART_BUFFER_SIZE);
#endif
// Seed the PRNG
randomSeed(analogRead(0));
#if LIBRARY_TYPE == LIBRARY_ARDUINO
// Seed the PRNG
randomSeed(analogRead(0));
#endif
// Initialise serial communication
memset(serialBuffer, 0, sizeof(serialBuffer));
@ -66,9 +82,11 @@ void setup() {
serial_interrupt_init();
// Configure input and output pins
pinMode(pin_led_rx, OUTPUT);
pinMode(pin_led_tx, OUTPUT);
#if LIBRARY_TYPE == LIBRARY_ARDUINO
// Configure input and output pins
pinMode(pin_led_rx, OUTPUT);
pinMode(pin_led_tx, OUTPUT);
#endif
// Initialise buffers
memset(pbuf, 0, sizeof(pbuf));
@ -318,7 +336,7 @@ void flushQueue(void) {
uint16_t processed = 0;
#if MCU_VARIANT == MCU_ESP32
#if SERIAL_EVENTS == SERIAL_POLLING
while (!fifo16_isempty(&packet_starts)) {
#else
while (!fifo16_isempty_locked(&packet_starts)) {
@ -683,13 +701,19 @@ void validateStatus() {
uint8_t F_WDR = WDRF;
#elif MCU_VARIANT == MCU_2560
uint8_t boot_flags = OPTIBOOT_MCUSR;
if (boot_flags == 0x00) boot_flags = 0x03;
if (boot_flags == 0x00) boot_flags = START_FROM_BROWNOUT;
uint8_t F_POR = PORF;
uint8_t F_BOR = BORF;
uint8_t F_WDR = WDRF;
#elif MCU_VARIANT == MCU_ESP32
// TODO: Get ESP32 boot flags
uint8_t boot_flags = 0x02;
uint8_t boot_flags = START_FROM_POWERON;
uint8_t F_POR = 0x00;
uint8_t F_BOR = 0x00;
uint8_t F_WDR = 0x01;
#elif MCU_VARIANT == MCU_LINUX
// Linux build always works like a clean boot.
uint8_t boot_flags = START_FROM_POWERON;
uint8_t F_POR = 0x00;
uint8_t F_BOR = 0x00;
uint8_t F_WDR = 0x01;
@ -707,7 +731,7 @@ void validateStatus() {
}
if (boot_vector == START_FROM_BOOTLOADER || boot_vector == START_FROM_POWERON) {
if (eeprom_lock_set()) {
if (eeprom_info_locked()) {
if (eeprom_product_valid() && eeprom_model_valid() && eeprom_hwrev_valid()) {
if (eeprom_checksum_valid()) {
hw_ready = true;
@ -775,7 +799,7 @@ void loop() {
}
}
#if MCU_VARIANT == MCU_ESP32
#if SERIAL_EVENTS == SERIAL_POLLING
buffer_serial();
if (!fifo_isempty(&serialFIFO)) serial_poll();
#else
@ -787,7 +811,7 @@ volatile bool serial_polling = false;
void serial_poll() {
serial_polling = true;
#if MCU_VARIANT != MCU_ESP32
#if SERIAL_EVENTS == SERIAL_INTERRUPT
while (!fifo_isempty_locked(&serialFIFO)) {
#else
while (!fifo_isempty(&serialFIFO)) {
@ -812,7 +836,7 @@ void buffer_serial() {
while (c < MAX_CYCLES && Serial.available()) {
c++;
#if MCU_VARIANT != MCU_ESP32
#if SERIAL_EVENTS == SERIAL_INTERRUPT
if (!fifo_isfull_locked(&serialFIFO)) {
fifo_push_locked(&serialFIFO, Serial.read());
}
@ -853,8 +877,8 @@ void serial_interrupt_init() {
TIMSK3 = _BV(ICIE3);
#elif MCU_VARIANT == MCU_ESP32
// No interrupt-based polling on ESP32
#else
// No interrupt-based polling on other MCUs.
#endif
}