include $(RIOTCPU)/stm32/stm32_info.mk

FEATURES_PROVIDED += cpu_$(CPU_FAM)
FEATURES_PROVIDED += periph_cpuid
FEATURES_PROVIDED += periph_gpio periph_gpio_irq
FEATURES_PROVIDED += puf_sram
FEATURES_PROVIDED += periph_uart_modecfg
FEATURES_PROVIDED += periph_wdt

ifneq (,$(filter $(CPU_FAM),stm32f0 stm32f1 stm32f3 stm32l0 stm32l1 stm32l4 stm32wb))
  ifeq (,$(filter nucleo-f031k6,$(BOARD)))
    FEATURES_PROVIDED += periph_flashpage
    FEATURES_PROVIDED += periph_flashpage_raw
  endif
endif

ifneq (,$(filter $(CPU_FAM),stm32l0 stm32l1))
  FEATURES_PROVIDED += periph_eeprom
endif

ifeq (stm32f1,$(CPU_FAM))
  FEATURES_CONFLICT += periph_rtc:periph_rtt
  FEATURES_CONFLICT_MSG += "On the STM32F1, the RTC and RTT map to the same hardware peripheral."
endif

ifneq (,$(filter $(CPU_FAM),stm32f2 stm32f4 stm32f7 stm32l0 stm32l4 stm32wb))
  FEATURES_PROVIDED += periph_hwrng
endif

# the granularity of provided feature definition for STMs is currently by CPU
# sub-family (e.g., stm32f[1234]). Unfortunately, only some of e.g., the
# stm32f4 have an RNG peripheral. As during evaluation of the features , no
# CPU variable is available, we need to filter by board.
#
BOARDS_WITHOUT_HWRNG += nucleo-f401re
BOARDS_WITHOUT_HWRNG += nucleo-f411re
BOARDS_WITHOUT_HWRNG += nucleo-f446re
BOARDS_WITHOUT_HWRNG += nucleo-f446ze
BOARDS_WITHOUT_HWRNG += nucleo-l031k6

ifneq (,$(filter $(BOARDS_WITHOUT_HWRNG),$(BOARD)))
  FEATURES_PROVIDED := $(filter-out periph_hwrng,$(FEATURES_PROVIDED))
endif

ifneq (,$(filter $(CPU_FAM),stm32f2 stm32f4 stm32f7 stm32l1 stm32l4))
  FEATURES_PROVIDED += cortexm_mpu
endif

# only some stm32f3 and stm32l0 have an MPU
STM32_WITH_MPU += stm32f303re stm32f303vc stm32f303ze stm32l052t8
ifneq (,$(filter $(CPU_MODEL),$(STM32_WITH_MPU)))
  FEATURES_PROVIDED += cortexm_mpu
endif

include $(RIOTCPU)/cortexm_common/Makefile.features