• ToolChain Installation
• Understand compilation process of a C program for an embedded target without using and IDE
• Write microcontroller startup file for STM32F4 MCU
• Write your own C startup code ( code which runs before main())
• Understand the different sections of the relocatable object files (.o files)
• Write Linker scripts file from scratch and understand section placements
• Link Multiple .o files using linker script and generate application executables (.elf, bin, hex)
• Load the final executable on target using OpenOCD and GDB Client

** (Arch Linux - pacman/AUR - may differ on other distros) **

• extra/arm-none-eabi-binutils A set of programs to assemble and manipulate binary and object files for the ARM EABI (bare-metal) target
• extra/arm-none-eabi-gcc The GNU Compiler Collection - cross compiler for ARM EABI (bare-metal) target
• extra/arm-none-eabi-gdb The GNU Debugger for the ARM EABI (bare-metal) target
• extra/arm-none-eabi-newlib A C standard library implementation intended for use on embedded systems (ARM bare metal)
• extra/stlink Firmware programmer for STM32 STLINK v1/v2 protocol
• OpenOcd

openOCD General-Commands [

• make load
• arm-none-eabi-gdb
• target remote localhost:port
• monitor reset init
• monitor flash write_image erase final.elf
• monitor reset halt
• monitor resume
• -> Memory Access Commands <-
  • monitor mdw 0x20000000 4
  • ...
• monitor bp [address len [hw] ]
• quit