[yocto] Making header of out-of-tree module available

[Daniel.]

At your kernel-module-<foo>.bb

:)

2017-01-30 15:13 GMT-02:00 Daniel. <danielhilst at gmail.com>:

> do_install_append() {
>     install -d ${D}/usr/include/nrf24/linux/
>     install -m 0755 ${S}/include/linux/nrf24.h
> ${D}/usr/include/nrf24/linux/
> }
>
>
> Try something like this ^
>
> Regards,
>
> 2017-01-30 15:05 GMT-02:00 <colin.helliwell at ln-systems.com>:
>
>> Thanks Daniel,
>>
>> I’ve given that a try, but the header isn’t appearing (with ‘bitbake
>> rfctrl’) anywhere but the module’s own workdir.
>>
>> It’s recipe is
>>
>>
>>
>> SUMMARY = " RF driver"
>>
>> LICENSE = "GPLv2"
>>
>> LIC_FILES_CHKSUM = "file://COPYING;md5=12f884d2ae1ff87c09e5b7ccc2c4ca7e"
>>
>>
>>
>> inherit module
>>
>>
>>
>> SRC_URI = "file://Makefile \
>>
>>            file://rfctrl.c \
>>
>>            file://rfctrl.h \
>>
>>            file://COPYING \
>>
>>           "
>>
>>
>>
>> FILES_${PN}-dev = "/usr/include/rfctrl/linux/rfctrl.h"
>>
>>
>>
>> S = "${WORKDIR}"
>>
>>
>>
>>
>>
>> With a makefile:
>>
>>
>>
>> obj-m := rfctrl.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
>>
>>
>>
>>
>>
>>
>>
>> *From:* Daniel. [mailto:danielhilst at gmail.com]
>> *Sent:* 30 January 2017 16:46
>> *To:* colin.helliwell at ln-systems.com
>> *Cc:* yocto at yoctoproject.org
>> *Subject:* Re: [yocto] Making header of out-of-tree module available
>>
>>
>>
>> You don't, you make your library depends on your driver, and not on
>> kernel exported headers. In my case I add the header to the -dev package
>> and make the library compilation depend on kernel module.
>>
>> # kernel-module-foo.bb
>>
>> FILES_${PN}-dev = "/usr/include/foo/linux/foo.h"
>>
>> # libfoo.bb
>>
>> DEPENDS = "kernel-module-foo"
>>
>> Cheers
>>
>>
>>
>> 2017-01-30 13:37 GMT-02:00 <colin.helliwell at ln-systems.com>:
>>
>> I have a recipe which builds my own (out-of-tree) driver module – this
>> packages/installs the module fine. (It’s recipe has “inherit module”).
>>
>> Now I’m writing a recipe to build a library which uses the driver. What’s
>> needed to get the driver’s header file ‘exported’ so that it can be
>> included by the library’s recipe?
>>
>> Thanks
>>
>>
>>
>>
>> --
>> _______________________________________________
>> yocto mailing list
>> yocto at yoctoproject.org
>> https://lists.yoctoproject.org/listinfo/yocto
>>
>>
>>
>>
>> --
>>
>> *"Do or do not. There is no try"*
>> *  Yoda Master*
>>
>
>
>
> --
> *"Do or do not. There is no try"*
>   *Yoda Master*
>



-- 
*"Do or do not. There is no try"*
  *Yoda Master*
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