mirror of
https://github.com/RIOT-OS/RIOT.git
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7092566f1f
- Moved compiler & linker flags from boards/common/msba2 to cpu/arm7_common - Moved dependency to newlib nano to cpu/arm7_common - Moved config to link in cpu/startup.o to cpu/arm7_common
27 lines
941 B
Makefile
27 lines
941 B
Makefile
# Target architecture for the build. Use arm-none-eabi if you are unsure.
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export TARGET_ARCH ?= arm-none-eabi
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INCLUDES += -I$(RIOTBASE)/cpu/arm7_common/include/
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# use common ARM7 periph code
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USEMODULE += arm7_common_periph
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# use the nano-specs of Newlib when available
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USEMODULE += newlib_nano
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# currently only arm7tdmi-s is supported by RIOT, but allow overriding MCPU
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# if someone wants to add support for other ARM7 CPUs
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MCPU ?= arm7tdmi-s
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CFLAGS_CPU = -mcpu=$(MCPU)
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CFLAGS_LINK = -ffunction-sections -fdata-sections -fno-builtin -fshort-enums
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CFLAGS_DBG ?= -ggdb -g3
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CFLAGS_OPT ?= -Os
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CFLAGS += $(CFLAGS_CPU) $(CFLAGS_LINK) $(CFLAGS_DBG) $(CFLAGS_OPT)
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ASFLAGS += $(CFLAGS_CPU) $(CFLAGS_DBG)
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export LINKFLAGS += -T$(RIOTCPU)/$(CPU)/ldscripts/$(CPU).ld
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export LINKFLAGS += $(CFLAGS_CPU) $(CFLAGS_DBG) $(CFLAGS_OPT) -static -lgcc -nostartfiles
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export LINKFLAGS += -Wl,--gc-sections
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export UNDEF += $(BINDIR)/cpu/startup.o
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