Re: Cross-building Debian `linux` package (Was: Re: Unmet dependencies problem in CrossToolchains)
disclaimer: while I have not used make deb-pkg at the same time as
cross-compiling
On Mon, Apr 6, 2015 at 7:17 PM, Shawn Landden <shawnlandden@gmail.com> wrote:
> On Mon, Apr 6, 2015 at 6:53 PM, John Morris <john@zultron.com> wrote:
>>
>>
>> On 04/06/2015 05:22 PM, Shawn Landden wrote:
>>>
>>> On Mon, Apr 6, 2015 at 3:15 PM, John Morris <john@zultron.com> wrote:
>>>>
>>>>
>>>>
>>>> On 03/30/2015 10:45 PM, Wookey wrote:
>>>>>
>>>>>
>>>>> +++ John Morris [2015-03-30 22:16 -0500]:
>>>>>
>>>>>> I'm going to try setting up Wookey's cross-build daemon
>>>>>
>>>>>
>>>>>
>>>>> (careful - it really could do with some more work to be moderately
>>>>> general!)
>>>>>
>>>>>> or use sbuild directly, so never mind.
>>>>
>>>>
>>>>
>>>> Thanks for the tips, Wookey. I ended up adding `sbuild` functionality to
>>>> some scripts I had laying about, and it looks like all the Machinekit
>>>> dependencies can be compiled.
>>>>
>>>> However, there are a few packages that can't be *cross*-compiled, the
>>>> most
>>>> irritating of which is the Debian `linux` package. (I've modified the
>>>> packaging to build Xenomai and RTAI 'featuresets'.)
>>>>
>>>> The problem is the explicit `Build-Depends: gcc-4.9`, which can't be met
>>>> by
>>>> the `crossbuild-essential-armhf` or its dependencies. For now qemu will
>>>> get
>>>> the job done, but of course take ages to do it.
>>>>
>>> What are you building linux for? If it is just the linux-libc-dev
>>> package then there might be a reduced build that only builds that.
>>
>>
>> Xenomai [1] and RTAI [2] are two real-time frameworks. They're both based
>> on the ipipe patch, which is a heavy modification to the Linux kernel.
>> Looks like I may have to start building the RT_PREEMPT kernel too, since
>> that's been dropped from Jessie. Machinekit [3] features a RT threads layer
>> that we've ported to several threads systems.
>>
>> The Beaglebone kernel took over 2 hours to compile with -j8 under qemu.
>> Ouch.
> Just skip the debian packaging altogether and use `make deb-pkg` from
> the linux source tree. (with CONFIG_CROSS_COMPILE set appropriately)
>>
>> [1]: http://xenomai.org
>> [2]: https://www.rtai.org
>> [3]: http://machinekit.io
>>
>> John
>>
>>
>> --
>> To UNSUBSCRIBE, email to debian-embedded-REQUEST@lists.debian.org
>> with a subject of "unsubscribe". Trouble? Contact
>> listmaster@lists.debian.org
>> Archive: [🔎] 552338B5.4080005@zultron.com">https://lists.debian.org/[🔎] 552338B5.4080005@zultron.com
>>
>
>
>
> --
> Liberty equality fraternity or death,
>
> Shawn Landden
> ChurchOfGit.com
--
Liberty equality fraternity or death,
Shawn Landden
ChurchOfGit.com
Reply to: