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flash_bootloader example fix #214

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merged 2 commits into from
Sep 18, 2021
Merged

flash_bootloader example fix #214

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7fc9a13
flash_bootloader: fix flashing NETWORK bootloader (when booted over U…
alex-luxonis Sep 18, 2021
f077c3e
flash_bootloader: improve user prompts, when booted over USB / recove…
alex-luxonis Sep 18, 2021
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32 changes: 20 additions & 12 deletions examples/src/flash_bootloader.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
#include <string>

#include "depthai/depthai.hpp"
#include "depthai/xlink/XLinkConnection.hpp"

int main(int argc, char** argv) {
using namespace std::chrono;
Expand All @@ -19,14 +20,6 @@ int main(int argc, char** argv) {
}
}

std::cout << "Warning! Flashing bootloader can potentially soft brick your device and should be done with caution." << std::endl;
std::cout << "Do not unplug your device while the bootloader is flashing." << std::endl;
std::cout << "Type 'y' and press enter to proceed, otherwise exits: ";
if(std::cin.get() != 'y') {
std::cout << "Prompt declined, exiting..." << std::endl;
return -1;
}

bool found = false;
dai::DeviceInfo info;
std::tie(found, info) = dai::DeviceBootloader::getFirstAvailableDevice();
Expand All @@ -35,13 +28,28 @@ int main(int argc, char** argv) {
return -1;
}

bool hasBootloader = (info.state == X_LINK_BOOTLOADER);
if(hasBootloader) {
std::cout << "Warning! Flashing bootloader can potentially soft brick your device and should be done with caution." << std::endl;
std::cout << "Do not unplug your device while the bootloader is flashing." << std::endl;
std::cout << "Type 'y' and press enter to proceed, otherwise exits: ";
if(std::cin.get() != 'y') {
std::cout << "Prompt declined, exiting..." << std::endl;
return -1;
}
}

// Open DeviceBootloader and allow flashing bootloader
std::cout << "Booting latest bootloader first, will take a tad longer..." << std::endl;
dai::DeviceBootloader bl(info, true);
auto currentBlType = bl.getType();

// Check if bootloader type is the same
if(blType != dai::DeviceBootloader::Type::AUTO && currentBlType != blType) {
if(blType == dai::DeviceBootloader::Type::AUTO) {
blType = currentBlType;
}

// Check if bootloader type is the same, if already booted by bootloader (not in USB recovery mode)
if(currentBlType != blType && hasBootloader) {
std::cout << "Are you sure you want to flash '" << blType << "' bootloader over current '" << currentBlType << "' bootloader?" << std::endl;
std::cout << "Type 'y' and press enter to proceed, otherwise exits: ";
std::cin.ignore();
Expand All @@ -54,11 +62,11 @@ int main(int argc, char** argv) {
// Create a progress callback lambda
auto progress = [](float p) { std::cout << "Flashing Progress..." << p * 100 << "%" << std::endl; };

std::cout << "Flashing " << currentBlType << " bootloader..." << std::endl;
std::cout << "Flashing " << blType << " bootloader..." << std::endl;
auto t1 = steady_clock::now();
bool success = false;
std::string message;
std::tie(success, message) = bl.flashBootloader(dai::DeviceBootloader::Memory::FLASH, currentBlType, progress);
std::tie(success, message) = bl.flashBootloader(dai::DeviceBootloader::Memory::FLASH, blType, progress);
if(success) {
std::cout << "Flashing successful. Took " << duration_cast<milliseconds>(steady_clock::now() - t1).count() << "ms" << std::endl;
} else {
Expand Down