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Added boot diagnostics

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This commit is contained in:
Mark Qvist 2021-12-26 11:27:32 +01:00
parent af794fc882
commit b319e2b0e8
3 changed files with 50 additions and 9 deletions
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8
Config.h
View File

@ -4,7 +4,7 @@
#define CONFIG_H #define CONFIG_H
#define MAJ_VERS 0x01 #define MAJ_VERS 0x01
#define MIN_VERS 0x11 #define MIN_VERS 0x12
#define MCU_1284P 0x91 #define MCU_1284P 0x91
@ -107,4 +107,10 @@
const uint8_t SIG_SYNCED = 0x02; const uint8_t SIG_SYNCED = 0x02;
const uint8_t RX_ONGOING = 0x04; const uint8_t RX_ONGOING = 0x04;
// Boot flags
#define START_FROM_BOOTLOADER 0x01
#define START_FROM_POWERON 0x02
#define START_FROM_BROWNOUT 0x03
#define START_FROM_JTAG 0x04
#endif #endif

17
RNode_Firmware.ino
View File

@ -562,6 +562,18 @@ void checkModemStatus() {
} }
void validateStatus() { void validateStatus() {
if (OPTIBOOT_MCUSR & (1<<PORF)) {
boot_vector = START_FROM_POWERON;
} else if (OPTIBOOT_MCUSR & (1<<BORF)) {
boot_vector = START_FROM_BROWNOUT;
} else if (OPTIBOOT_MCUSR & (1<<WDRF)) {
boot_vector = START_FROM_BOOTLOADER;
} else {
Serial.write("Error, indeterminate boot vector\r\n");
led_indicate_boot_error();
}
if (boot_vector == START_FROM_BOOTLOADER) {
if (eeprom_lock_set()) { if (eeprom_lock_set()) {
if (eeprom_product_valid() && eeprom_model_valid() && eeprom_hwrev_valid()) { if (eeprom_product_valid() && eeprom_model_valid() && eeprom_hwrev_valid()) {
if (eeprom_checksum_valid()) { if (eeprom_checksum_valid()) {
@ -579,6 +591,11 @@ void validateStatus() {
} else { } else {
hw_ready = false; hw_ready = false;
} }
} else {
hw_ready = false;
Serial.write("Error, incorrect boot vector\r\n");
led_indicate_boot_error();
}
} }
void loop() { void loop() {

18
Utilities.h
View File

@ -7,6 +7,13 @@
#include "Framing.h" #include "Framing.h"
#include "MD5.h" #include "MD5.h"
uint8_t boot_vector = 0x00;
uint8_t OPTIBOOT_MCUSR __attribute__ ((section(".noinit")));
void resetFlagsInit(void) __attribute__ ((naked)) __attribute__ ((used)) __attribute__ ((section (".init0")));
void resetFlagsInit(void) {
__asm__ __volatile__ ("sts %0, r2\n" : "=m" (OPTIBOOT_MCUSR) :);
}
void led_rx_on() { digitalWrite(pin_led_rx, HIGH); } void led_rx_on() { digitalWrite(pin_led_rx, HIGH); }
void led_rx_off() { digitalWrite(pin_led_rx, LOW); } void led_rx_off() { digitalWrite(pin_led_rx, LOW); }
void led_tx_on() { digitalWrite(pin_led_tx, HIGH); } void led_tx_on() { digitalWrite(pin_led_tx, HIGH); }
@ -28,6 +35,17 @@ void led_indicate_error(int cycles) {
digitalWrite(pin_led_tx, LOW); digitalWrite(pin_led_tx, LOW);
} }
void led_indicate_boot_error() {
while (true) {
led_tx_on();
led_rx_off();
delay(10);
led_rx_on();
led_tx_off();
delay(5);
}
}
void led_indicate_warning(int cycles) { void led_indicate_warning(int cycles) {
bool forever = (cycles == 0) ? true : false; bool forever = (cycles == 0) ? true : false;
cycles = forever ? 1 : cycles; cycles = forever ? 1 : cycles;