Fwd: [rtems-bsp-builder] 2020-10-13 09:15:22: Profile(s): everything

Chris Johns chrisj at rtems.org
Thu Oct 15 06:23:16 UTC 2020


On 15/10/20 5:15 pm, Sebastian Huber wrote:
> On 15/10/2020 08:05, Chris Johns wrote:
> 
>> On 15/10/20 4:35 pm, Sebastian Huber wrote:
>>> On 15/10/2020 00:48, Chris Johns wrote:
>>>
>>>> On 15/10/20 2:27 am, Joel Sherrill wrote:
>>>>> On Wed, Oct 14, 2020 at 10:20 AM Sebastian Huber
>>>>> <sebastian.huber at embedded-brains.de 
>>>>> <mailto:sebastian.huber at embedded-brains.de>>
>>>>> wrote:
>>>>>       On 14/10/2020 17:17, Joel Sherrill wrote:
>>>>>       > On Wed, Oct 14, 2020 at 9:45 AM Sebastian Huber
>>>>>       > <sebastian.huber at embedded-brains.de
>>>>>       <mailto:sebastian.huber at embedded-brains.de>
>>>>>       > <mailto:sebastian.huber at embedded-brains.de
>>>>>       <mailto:sebastian.huber at embedded-brains.de>>> wrote:
>>>>>       >     On 14/10/2020 15:35, Joel Sherrill wrote:
>>>>>       >
>>>>>       >     > BSP builder has 81 failures. :(
>>>>>       >     It tried to build BSPs which no longer exist.
>>>>>       >
>>>>>       > Well that is an easier thing to fix than my concern that it was
>>>>> related to
>>>>>       > giving errors when a BSP does not support a feature. I suppose that
>>>>> will
>>>>>       > show up when the bsp builder switches to waf.
>>>>>       >
>>>>>       > Can you patch ./config/rtems-bsps-tiers.ini to reflect what you
>>>>> removed?
>>>>>       We should try try to reduce the redundancy in our data sets. Why don't
>>>>>       we record the tier status in the BSP items?
>>>>>
>>>>> That's a Chris discussion when the builder is switched to using waf.
>>>> The current data is in rtems-tools.git/config. I needed a spot and could not
>>>> think of another place that was easy and low impact. I would welcome
>>>> alternatives. If this data can be generated and updated or runtime loaded from
>>>> another source, ie spec files, I would welcome this.
>>>>
>>>> The current blocker with the spec files is being able to use some shared
>>>> code to
>>>> parse and load the YAML data plus being able to load the data quickly. Waf has
>>>> the loading code in the wscript file so that cannot be easily shared and it
>>>> uses
>>>> saved pickled data which I do not think is shareable.
>>> We have a couple of options to re-use the build specification items. In general,
>>> the Python module to work with these items outside the wscript is in
>>> rtems-central:
>>>
>>> https://git.rtems.org/rtems-central/tree/rtemsspec/items.py
>> How long does this code take to load the build spec files in rtems.git?
>>
> It uses an item cache in pickle format. If you start with an empty cache it
> needs a couple of seconds. Once the cache is set up it loads in less than half a
> second.

Oh nice, that functionality is part of this code? I had (incorrectly it seems)
assumed the dependency checking was being done by waf.

Chris


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