[OE-core] [PATCH] dkms: Add new recipe for supporting dkms

[Khem Raj]

On Fri, Jul 7, 2017 at 8:31 AM, Alexandru Vasiu <alexandru.vasiu at ni.com> wrote:
> Dkms is a tool used to compile out of tree modules directly on
> target devices (sometimes you have sources or binaries which
> need to be compiled directly on target, outside OE).
> I used a simple module and a dkms config to test it, and dkms
> compiled and installed the module on target.
>
> For example:
> .
> ├── dkms.conf
> └── src
>     ├── hello.c
>     └── Makefile
>
> hello.c:
>         #include <linux/module.h>
>
>         int init_module(void)
>         {
>                 printk("Hello World!\n");
>                 return 0;
>         }
>
>         void cleanup_module(void)
>         {
>                 printk("Goodbye Cruel World!\n");
>         }
>
>         MODULE_LICENSE("GPL");
>
> Makefile:
>         obj-m += hello.o
>
>         KERNELDIR ?= /lib/modules/$(shell uname -r)/build
>
>         PWD := $(shell pwd)
>
>         install:
>                 $(MAKE) -C $(KERNELDIR) M=$(PWD) modules
>
>         clean:
>                 rm -rf *.o *.ko *~ core .depend .*.cmd *.mod.c modules.order Module.symvers
>
> dkms.conf:
>         MAKE="make -C src/ KERNELDIR=/lib/modules/${kernelver}/build"
>         CLEAN="make -C src/ clean"
>         BUILT_MODULE_NAME=hello
>         DEST_MODULE_LOCATION=/kernel/drivers/scsi
>         BUILT_MODULE_LOCATION=src/
>         PACKAGE_NAME=hello
>         PACKAGE_VERSION=0.1
>         AUTOINSTALL=yes
>         REMAKE_INITRD=yes
>
> All files should be in /usr/src/<package-name>-<package-version>,
> in our case in /urs/src/hello-0.1.
>
> Signed-off-by: Alexandru Vasiu <alexandru.vasiu at ni.com>
> ---
>  meta/recipes-kernel/dkms/dkms_2.4.0.bb | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
>  create mode 100644 meta/recipes-kernel/dkms/dkms_2.4.0.bb
>
> diff --git a/meta/recipes-kernel/dkms/dkms_2.4.0.bb b/meta/recipes-kernel/dkms/dkms_2.4.0.bb
> new file mode 100644
> index 0000000000..4516546ab5
> --- /dev/null
> +++ b/meta/recipes-kernel/dkms/dkms_2.4.0.bb
> @@ -0,0 +1,12 @@
> +SUMMARY = "DKMS Recipe - Adds DKMS tool for target"
> +HOMEPAGE = "https://github.com/dell/dkms/"
> +LICENSE = "GPLv2"
> +LIC_FILES_CHKSUM = "file://COPYING;md5=0636e73ff0215e8d672dc4c32c317bb3"
> +
> +SRC_URI = "https://github.com/dell/${PN}/archive/v${PV}.tar.gz"
> +
> +SRC_URI[md5sum] = "d2e74dd79086c564a924b5763794091b"
> +
> +RDEPENDS_${PN} += "bash"
> +
> +inherit autotools-brokensep
> --

This recipe should also ensure that needed tools
to compile the modules are in its DEPENDS section
and end up in final image

> 2.13.2
>
> --
> _______________________________________________
> Openembedded-core mailing list
> Openembedded-core at lists.openembedded.org
> http://lists.openembedded.org/mailman/listinfo/openembedded-core