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mirror of https://github.com/peterantypas/maiana.git synced 2025-05-16 07:20:08 -07:00
2021-07-29 20:52:21 -07:00

104 lines
2.6 KiB
C++

/*
Copyright (c) 2016-2020 Peter Antypas
This file is part of the MAIANA™ transponder firmware.
The firmware is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>
*/
#include "config.h"
#include "RadioManager.hpp"
#include "RXPacketProcessor.hpp"
#include "DataTerminal.hpp"
#include "TXScheduler.hpp"
#include "GPS.hpp"
#include "LEDManager.hpp"
#include "CommandProcessor.hpp"
#include "bsp.hpp"
void jump_to_bootloader()
{
typedef void (*pFunction)(void);
pFunction systemBootloader;
/**
* System bootloader for L4xx series resides at 0x1fff0000,
* so the first 4 bytes contain the stack pointer and the next 4 contain the
* program counter
*/
systemBootloader = (pFunction) (*((uint32_t *)(0x1fff0004)));
uint32_t *pp = (uint32_t*)0x1fff0000;
uint32_t msp = *pp;
__set_MSP(msp);
// That's it, jump!
systemBootloader();
}
void mainLoop()
{
bool cliBootMode = *(uint32_t*)BOOTMODE_ADDRESS == CLI_FLAG_MAGIC;
EventPool::instance().init();
EventQueue::instance().init();
Configuration::instance().init();
DataTerminal::instance().init();
CommandProcessor::instance().init();
LEDManager::instance().init();
RXPacketProcessor packetProcessor;
GPS::instance().init();
TXPacketPool::instance().init();
TXScheduler::instance().init();
RadioManager::instance().init();
if ( !cliBootMode )
{
GPS::instance().enable();
RadioManager::instance().start();
}
else
{
DataTerminal::instance().write("\r\n\r\nCLI mode. Send the 'reboot' command or cycle power to exit.\r\n");
}
*(uint32_t*)BOOTMODE_ADDRESS = 0;
bsp_start_wdt();
while (1)
{
EventQueue::instance().dispatch();
bsp_refresh_wdt();
__WFI();
}
}
int main(void)
{
if ( *(uint32_t*)BOOTMODE_ADDRESS == DFU_FLAG_MAGIC )
{
*(uint32_t*)BOOTMODE_ADDRESS = 0;
jump_to_bootloader();
}
// This is for debugging imprecise bus faults
//*(uint8_t *)0xe000ed08 |= 2;
bsp_hw_init();
mainLoop();
return 1;
}