MicrochipSmartHub

What is smart hub?

SmartHub Is a usb hub that integrates system-level functions typically associated with a seprate MCU or Processor.

Building

Building vcpkg

cd ~/
git clone https://github.com/microsoft/vcpkg
cd vcpkg && ./ bootstrap-vcpkg.sh

Building for rpi zero 2

# install yocto bsp toolchians

# enable cross compiling 
source /opt/poky/4.0.4/environment-setup-cortexa53-poky-linux

# build vcpkg libraries
cd <vcpkg path>
./vcpkg install fmt:rpi-linux
./vcpkg install spdlog:rpi-linux
./vcpkg install cpp-httplib:rpi-linux
./vcpkg install gtest:rpi-linux
./vcpkg install nlohmann-json:rpi-linux

# build project
VCPKG_PATH=~/vcpkg/scripts/buildsystems/vcpkg.cmake
APP_PATH=~/MicrochipSmartHub
cmake -GNinja -DCMAKE_BUILD_TYPE=Debug -DCMAKE_TOOLCHAIN_FILE=$VCPKG_PATH -DVCPKG_TARGET_TRIPLET=rpi-linux $APP_PATH
ninja

# move SmartHub/MicrochipSmartHub executable to board and run it

Building for x86

# getting required packages on board side
sudo apt install libusb-1.0-0-dev i2c-tools libssl-dev libi2c-dev ninja-build

# install required packages for build project
cd <vcpkg path>
./vcpkg install fmt
./vcpkg install spdlog
./vcpkg install cpp-httplib
./vcpkg install gtest
./vcpkg install nlohmann-json

# build project
cmake -GNinja -DCMAKE_BUILD_TYPE=Debug  -DCMAKE_C_FLAGS_DEBUG="-g -O0" -DCMAKE_CXX_FLAGS_DEBUG="-g -O0" -DCMAKE_TOOLCHAIN_FILE=~/vcpkg/scripts/buildsystems/vcpkg.cmake  ../
ninja
./SmartHub/MicrochipSmartHub

# For Testing i2c on pc with fake i2c
sudo modprobe i2c-dev
sudo modprobe i2c-stub chip_addr=0x2D
i2cdetect -l
sudo chmod 777 /dev/i2c-x //x is created i2c on device

#generating digital signiture for https
openssl req -newkey rsa:2048 -new -nodes -x509 -days 3650 -keyout key.pem -out cert.pem

#run simple web server to test web hooks
python3 -m http.server
python -m http.server 8000 --bind 127.0.0.1