USAGE: ./evm.sh [path of evm-tools]
e.g.: ./evm.sh /c/evm-tools

cd tools
./evm.sh /c/evm-tools

west build -b bearpi_stm32l431 bsp/stm32/bearpi_stm32l431 -d build/stm32/bearpi_stm32l431

west flash

west build -b qemu_cortex_m3 bsp/qemu_cortex_m3/ejs -d build/qemu_cortex_m3/ejs

west build -t run -d build/qemu_cortex_m3/ejs