Hi, Where did you put MACHINE_ESSENTIAL_EXTRA_RDEPENDS instruction? Did you try to rename axidma.bb to kernel-module-axidma.bb ?
Best Regards, Vincent 2017-09-06 16:13 GMT+02:00 Fan Zhang <[email protected]>: > Hi, > > I've followed the Yocto manual here: http://www.yoctoproject.org/ > docs/1.6.1/kernel-dev/kernel-dev.html#incorporating-out-of-tree-modules > to include an out of tree module, named axidma. I can build this module > alone by > > bitbake axidma > > and get the .ko file in build/tmp/work/my_machine/axidma directory, but > when I build my custom image, and include this module by > > MACHINE_ESSENTIAL_EXTRA_RDEPENDS += "kernel-module-axidma" > > I got an error that says "*Computing transaction...error: Can't install > packagegroup-core-boot-1.0-r17@microzed_zynq7: no package provides > kernel-module-axidma*". All the other variables mentioned in the manual > doesn't compile the module either. They just doesn't stop the image from > building. > > After googling for a few days, it seems every thread I found stucked at > different stage of this problem, some advance further than me, but from my > very limited knowledge about bitbake, out of tree modules should be > included into the build by module.bbclass, which has do_configuration, > do_compile and do _install in that class. So it is quite puzzling why this > is not working. > > Any pointer is greatly appreciated. Thanks. Below are the configurations > for my module: > > My axidma folder structure is this > > > *axidma (a directory under recipes-sgl directory) * > > > * - files (directory) * > > * - COPYING* > > * - dma_proxy.c* > > * - dma_proxy.h* > > > * - Makefile * > > * - axidma.bb <http://axidma.bb>* > > The bb files in axidma directory is added to BBFILES in layer.conf by > > *BBFILES += "${LAYERDIR}/recipes-*/*/*.bb \* > * ${LAYERDIR}/recipes-*/*/*.bbappend"* > > axidma.bb file looks like this: > > > > > > > > > > > > > > > > > > *SUMMARY = "Example of how to build an external Linux kernel module" > LICENSE = "GPLv2" LIC_FILES_CHKSUM = > "file://COPYING;md5=12f884d2ae1ff87c09e5b7ccc2c4ca7e" inherit module PR = > "r0" PV = "0.1" SRC_URI = "file://Makefile \ file://dma_proxy.c > \ file://dma_proxy.h \ file://COPYING \ " S > = "${WORKDIR}" # The inherit of module.bbclass will automatically name > module packages with # "kernel-module-" prefix as required by the oe-core > build environment.* > > Makefile looks like this: > > *obj-m := dma_proxy.o* > > *SRC := $(shell pwd)* > > *all:* > * $(MAKE) -C $(KERNEL_SRC) M=$(SRC)* > > *modules_install:* > * $(MAKE) -C $(KERNEL_SRC) M=$(SRC) modules_install* > > *clean:* > * rm -f *.o *~ core .depend .*.cmd *.ko *.mod.c* > * rm -f Module.markers Module.symvers modules.order* > * rm -rf .tmp_versions Modules.symvers* > > Fan Zhang > > > > -- > _______________________________________________ > yocto mailing list > [email protected] > https://lists.yoctoproject.org/listinfo/yocto > >
-- _______________________________________________ yocto mailing list [email protected] https://lists.yoctoproject.org/listinfo/yocto
