29 lines
666 B
Makefile
29 lines
666 B
Makefile
CROSS:=arm-linux-gnueabihf-
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DIR:=$(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
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obj-m:=bbserial.o
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ccflags-y:=-std=gnu99 -Wno-declaration-after-statement
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KPKG=raspberrypi-kernel_1.20171029-1.tar.gz
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KURL=https://github.com/dbrgn/linux-rpi/archive/$(KPKG)
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KDIR=/tmp/rpi-kernel
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export KERNEL=kernel7
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KOPTS=ARCH=arm CROSS_COMPILE=$(CROSS) -C $(KDIR)
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all: $(KDIR)
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$(MAKE) $(KOPTS) M=$(DIR) modules
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$(KDIR): $(KPKG)
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rm -rf $(KDIR)
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mkdir -p $(KDIR)
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tar xf $(KPKG) -C $(KDIR) --strip-components 1
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$(MAKE) $(KOPTS) bcm2709_defconfig
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$(MAKE) $(KOPTS) modules_prepare
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$(KPKG):
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wget $(KURL)
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clean:
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$(MAKE) $(KOPTS) M=$(DIR) clean
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rm -rf $(KDIR) $(KPKG)
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