Re: [PATCH v6 3/5] linux-custom: Provide target and host specific kernel kbuild packages

["'Koch, Stefan' via isar-users" <isar-users@googlegroups.com>]

On Thu, 2024-07-04 at 09:12 +0300, Anton Mikanovich wrote:
> 14/02/2024 12:10, 'Stefan Koch' via isar-users wrote:
> > When using a cross build this patch does introduce
> > target and host specific kernel kbuild packages that
> > ship the "scripts" and "tools" binaries.
> >
> > The "-kbuildtarget" and "-native" multiarch bitbake targets are
> > useable to run
> > additional target or host specific builds for kbuild scripts and
> > tools.
> >
> > Using the "-kbuildtarget" bitbake target enables the build of
> > a target specific kbuild package at cross builds.
> > So using "linux-kbuild" provides the package for the target
> > platform.
> >
> > Using the "-native" bitbake target enables the build of
> > a host specific kbuild package at cross builds.
> > When cross building using "linux-kbuild-native"
> > provides the package for the host platform.
> >
> > Only the "host" specific package is built automatically at cross
> > builds.
> >
> > This solves this from doc/custom_kernel.inc:
> > - The kernel headers package has not supported both native
> >    and cross compilation of kernel modules when itself was cross
> > built
> > - Future roadmap: Generate kernel headers package for both host
> >    and target when using a cross build
> >
> > Signed-off-by: Stefan Koch <stefan-koch@siemens.com>
>
> Hello Stefan,
>
> The changes from this patch probably cause wrong asm headers placing:
>
> https://github.com/ilbers/isar/issues/105
>
> Can you please take a look?
Thanks. I have created two patches. I'll send these to the list.
KERNEL_LIBC_DEV_DEPLOY must set manually to 1 otherwise build is
skipped and linux-libc-dev binary package from debian is used.
>

--
Stefan Koch
Siemens AG
http://www.siemens.com/

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