include $(RIOTCPU)/efm32/efm32-info.mk

CPU_ARCH = $(EFM32_ARCHITECTURE)
CPU_FAM = $(EFM32_FAMILY)

# the size of riotboot on the EFM32 exceeds the default value
RIOTBOOT_LEN ?= 0x2000

# the em_device.h header requires a global define with the cpu model
CFLAGS += -D$(call uppercase_and_underscore,$(CPU_MODEL))

# include Gecko SDK package
USEPKG += gecko_sdk

# CMSIS-DSP is needed for arm_math.h on Cortex-M0+ architectures
ifeq ($(CPU_ARCH),cortex-m0plus)
  USEPKG += cmsis-dsp
endif

# include CPU family module
USEMODULE += cpu_$(EFM32_FAMILY)

# vectors.o is provided by 'cpu_$(EFM32_FAMILY)' and not by 'cpu'
VECTORS_O := $(BINDIR)/cpu_$(EFM32_FAMILY)/vectors.o

# include layered power management
USEMODULE += pm_layered

# include vendor device headers
INCLUDES += -I$(RIOTCPU)/efm32/families/$(EFM32_FAMILY)/include/vendor

# include cortexm_common
LINKER_SCRIPT = cortexm.ld

ROM_START_ADDR = $(EFM32_FLASH_START)
ROM_LEN = $(EFM32_FLASH_SIZE)
RAM_START_ADDR = $(EFM32_SRAM_START)
RAM_LEN = $(EFM32_SRAM_SIZE)

include $(RIOTMAKE)/arch/cortexm.inc.mk