Re: multi MACHINE build for same DISTRO_ARCH

[Benedikt Niedermayr <benbrenson89@googlemail.com>]

Am 01.07.19 um 16:51 schrieb Jan Kiszka:
> On 01.07.19 16:41, 'Benedikt Niedermayr' via isar-users wrote:
>> Hi guys,
>>
>> before I send some patches to you I would like to discuss this a bit.
>>
>> The problem is to run multi machine builds for the same DISTRO_ARCH.
>>
>> We have for example a BSP layer which supports imx6, imx7 and imx8 
>> architectures, and we like to be able to run
>>
>> those builds within a single bitbake command:
>>
>>
>> bitbake multiconfig:imx6-stretch:isar-image-base \
>>
>>               multiconfig:imx7-stretch:isar-image-base \
>>
>>               multiconfig:imx8-stretch:isar-image-base
>>
>>
>> The build runs fine if DISTRO_ARCH differs between targets. But it 
>> does not run successfully if only MACHINE differs and DISTRO_ARCH is 
>> the same.
>>
>>
>> I think running multi machine build within one bitbake build folder 
>> makes a lot of sense, especially when it comes to build time and CI.
>>
>> I don't like it to create a new build folder for every MACHINE, 
>> although everything (rootfs, buildchroot, etc.) stays almost the same 
>> among DISTRO_ARCHs.
>>
>>
>>
>> Is anybody familiar with this behavior?
>>
>
> You may want to study https://github.com/siemens/jailhouse-images for 
> a working pattern. May not be the only possible one, but already that 
> required some careful balancing.
>
> Jan
>

Hi Jan,

thanks.


I will take a look at it and reply ASAP.