#if defined(STM32F1)
#	include <libopencm3/stm32/f1/nvic_f1.h>
#elif defined(STM32F2)
#	include <libopencm3/stm32/f2/nvic_f2.h>
#elif defined(STM32F4)
#	include <libopencm3/stm32/f4/nvic_f4.h>

#elif defined(TINYGECKO)
#	include <libopencm3/efm32/tinygecko/nvic.h>

#elif defined(LPC43XX)
#	include <libopencm3/lpc43xx/nvic.h>

#else
#	error "no chipset defined."
#endif