Linaro Android kernels are very easy to find

Browse to:

https://android-build.linaro.org/builds/~linaro-android/staging-origen/#build=142

Click on Downloads

You'll see:

http://snapshots.linaro.org/android/~linaro-android/staging-origen/142/source-manifest.xml

and

http://snapshots.linaro.org/android/~linaro-android/staging-origen/142/pinned-manifest.xml

The source-manifest contains:

<remote name="linaro-other" fetch="git://git.linaro.org/"
review="review.android.git.linaro.org"/>
<project path="kernel" name="landing-teams/working/samsung/kernel"
remote="linaro-other" revision="android"/>

For the specific commit that got built in our CI loop use the
pinned-manifest.xml:

<project name="landing-teams/working/samsung/kernel" path="kernel"
remote="linaro-other"
revision="41824b7e304cb4022dbcf893b7b0db272c2ab374"/>

Just

git clone git://git.linaro.org/landing-teams/working/samsung/kernel

Get the toolchain

wget 
http://android-build.linaro.org/builds/~linaro-android/toolchain-4.6-bzr/141/android-toolchain-eabi-4.6-daily-linux-x86.tar.bz2

tar -jxvf android-toolchain-eabi-4.6-*

Get the config

wget --no-check-certificate
https://android-build.linaro.org/jenkins/job/linaro-android_staging-origen/142/consoleText
or click on Raw

Get the build commands:

cat consoleText | grep ARCH=arm

Fix up the toolchain and bingo!

Amit is putting this all into a per build script, which you'll just
download and run.

Enjoy!

On 13 January 2012 07:32, Dave Martin <dave.mar...@linaro.org> wrote:
> For everyone who packages kernel trees:
>
>
> I've had some questions about getting the source for linaro kernel
> packaged, and it seems that this is still not straightforward:
>
> Getting the debian package source (i.e., flat tarball) for a binary
> kernel is possible, but only if it is a non-superseded version.
>
> Working out which source package you need is non-obvious (You have to
> check for installed kernel packages, and guess which source package
> you need, based on that.  Non-linaro folks may not understand the
> difference between the various meta- and real kernel packages and may
> get pretty confused along the way.)
>
> Finding the git tree and the relevant commit to reproduce the source
> (including that for superseded kernels) is hard or impossible.  It
> requires guesswork and/or specific knowledge about the way the
> relevant team manages their trees.  For some platforms, it looks like
> there may be no single tree containing the packaged kernel at all, in
> which case you would also need more guesswork and/or scripts or help
> from the relevant landing team in order actually to reproduce a
> release.
>
> Am I correct in these conclusions?
>
>
> If so, here's a proposal -- I welcome people's comments (and please do
> say if any of these problems are actually solved already!):
>
>
> For every binary kernel package (.deb) publicly released by any linaro
> team, including those produced by the platform team and the landing
> teams:
>
>
> 1) The source package's control file must contain a Vcs-Git entry
>
>
> 2) The Vcs-Git entry must reference a git tree which contains the
> _exact_ source code which appears in the source package.
>
>  * Such a tree must exist and must be publicly readable.  It does not
> have to be on git.linaro.org (though this is the recommended place).
>
>  * Referring to git://git.linaro.org/ubuntu/linux-linaro.git is not
> acceptable, unless that repo is populated with the real source for
> that specific kernel as well as the packaging.
>
>  * Manufacturing the source package from the contents of multiple
> repositories or branches at source package upload time is not
> acceptable, unless the result is also recorded as a tagged commit in
> the repository referenced by the Vcs-Git entry in the debian/control
> file contained in that same commit.  The commit must have full
> history: importing tarballs directly into a repository for the purpose
> of release tagging is not acceptable.
>
>  * Referring to a tree which does not contain the whole contents of
> the debian source package (for example, debian/ and other packaging
> files/dirs are missing) is not acceptable.
>
>
> 3) Tagging of packaged kernels must be done in a standard way.
>
>  * I recommend <source package name>_<package version>, matching the
> Source field of debian/control and the version number of the most
> recent debian/changelog entry respectively (which must both be present
> in the repository as a consequence of (2)).  If we want to avoid
> namespace pollution, we probably want to add a prefix such as debian/
> or ubuntu/ to the tag name to indicate that the tag describes the
> source for a published .deb package.  If so, we must standardise that
> prefix so that it is identical in all out trees.
>
>  * Tree maintainers are of course free to add any other additional
> tags for their own use if they want to.
>
> All teams already do release tagging of some sort, but the lack of
> consistency creates difficulties when anyone from outside the team
> tries to understand that team's trees.
>
>  * We _could_ standardise the following, but it is not essential:
>
>    * ubuntu/<release>: The tagged source for the _original_ kernel
> which was distributed in <release> (where <release> is a linaro
> monthly release such as 11.12 or 12.01)
>
>
> 4) No specific branch naming requirements exist.
>
>  * Release tags do not necessarily need to appear on any branch.
>
>  * We _could_ standardise the following, but it is not essential:
>
>    * ubuntu/latest - the tagged packaged source for the most recent
> kernel release made from this tree
>
>
> (In the above, we could choose a diferent prefix instead of ubuntu/,
> but as described in (3) ,this should be chosen globally and _not_ on a
> per-tree basis).
>
> Cheers
> ---Dave
>
> _______________________________________________
> linaro-dev mailing list
> linaro-dev@lists.linaro.org
> http://lists.linaro.org/mailman/listinfo/linaro-dev



-- 
Zach Pfeffer
Android Platform Team Lead, Linaro Platform Teams
Linaro.org | Open source software for ARM SoCs
Follow Linaro: http://www.facebook.com/pages/Linaro
http://twitter.com/#!/linaroorg - http://www.linaro.org/linaro-blog

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