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27 lines
800 B
Makefile
27 lines
800 B
Makefile
# Define the CPU family so we can differentiate between them in the code
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CFLAGS += -DCPU_FAM_$(shell echo $(CPU_FAM) | tr 'a-z-' 'A-Z_')
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# Set ROM and RAM lengths according to CPU model
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ifneq (,$(filter samd21g18a samd21j18a saml21j18b saml21j18a samr21g18a samr30g18a,$(CPU_MODEL)))
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ROM_LEN ?= 0x40000
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RAM_LEN ?= 0x8000
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endif
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ROM_START_ADDR ?= 0x00000000
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RAM_START_ADDR ?= 0x20000000
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# this CPU implementation doesn't use CMSIS initialization
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export CFLAGS += -DDONT_USE_CMSIS_INIT
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# For Cortex-M cpu we use the common cortexm.ld linker script
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LINKER_SCRIPT ?= cortexm.ld
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# use common periph functions
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USEMODULE += periph_common
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# include sam0 common periph drivers
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USEMODULE += sam0_common_periph
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# export the common include directory
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export INCLUDES += -I$(RIOTCPU)/sam0_common/include
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