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25 lines
620 B
Makefile
25 lines
620 B
Makefile
# Trying to do:
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# $(MAKE) -C '$(LINUX_DIR)' M='$(M)' hello.ko hello2.ko
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# to restrict which modules are built leads to failures
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# when doing parallel builds. The only solution I could find
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# was to let the host select obj-m itself.
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obj-m += $(OBJECT_FILES)
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ccflags-y := \
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-DDEBUG \
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-ggdb3 \
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-std=gnu99 \
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-Werror \
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-Wframe-larger-than=1000000000 \
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-Wno-declaration-after-statement \
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$(CCFLAGS)
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ifeq ($(ARCH),x86)
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# https://cirosantilli.com/linux-kernel-module-cheat#floating-point-in-kernel-modules
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CFLAGS_REMOVE_float.o += -mno-sse -mno-sse2
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endif
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.PHONY: all
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all:
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$(MAKE) -C '$(LINUX_DIR)' M='$(M)'
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