新增文件

recipes-kernel
|—test
|—|---test_0.1.bb
|—|---files
|—|---|—Makefile
其中files用于存放ko源文件

bb文件

SUMMARY = "TEST KO"
LICENSE = "CLOSED"

inherit module

PR = "r0"
PV = "0.1"

KERNEL_DIR = "${TOPDIR}/../source"

do_cpsrc(){
	cp ${KERNEL_DIR}/linux/drivers/media/platform/test/*.[ch] ${THISDIR}/files/
}

do_rmsrc(){
	rm ${THISDIR}/files/*.[ch]
}

addtask do_rmsrc after do_fetch
addtask do_cpsrc before do_fetch


SRC_URI = "file://*.h 
	file://*.c 
	file://Makefile 
	  "

S = "${WORKDIR}"

makefile

obj-m += test.o
#The new sensor driver needs to be added manually

SRC := $(shell pwd)

all:
	$(MAKE) -C $(KERNEL_SRC) M=$(SRC)

modules_install:
	$(MAKE) -C $(KERNEL_SRC) M=$(SRC) modules_install

.PHONY:clean
clean:
	-rm -f *.o *.ko *.order *.symvers *.mod.c

编译

bitbake test
bitbake test -c cleanall

最后

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