Conquering the STM32F4 on the discovery board step-by-step. Commit history is tutorialesque, but not clean of course.
 
 
 
 
 
heck e29e12dbc1 MX: Add RTOS - (CMSIS_V2 / ENABLE_FPU / USE_NEWLIB_REENTRANT enabled) 2 years ago
..
GCC/ARM_CM4F MX: Add RTOS - (CMSIS_V2 / ENABLE_FPU / USE_NEWLIB_REENTRANT enabled) 2 years ago
MemMang MX: Add RTOS - (CMSIS_V2 / ENABLE_FPU / USE_NEWLIB_REENTRANT enabled) 2 years ago