Hi,
>----- Messaggio di origine -----
>Da: "Greg Gallagher" <[email protected]>
>A: "Cesare Masetti" <[email protected]>
>Cc: "[email protected]" <[email protected]>
>Oggetto: Re: Porting Xenomai to STM32MP1
>Data: Gio 21 Mag 2020 7:41 PM
>
>Hi,
>
>On Thu, May 21, 2020 at 4:53 AM Cesare Masetti via Xenomai
><[email protected]> wrote:
>>
>> Hello,
>> I'm trying to port Xenomai to a new arm SOC, here follow my
specs:
>>
>> - ARMv7 architecture
>> - STM32MP157 SOC, on STM32MP157C-DK2 evaluation board
>> this SOC has a dual Cortex-A7 and a single Cortex-M4, it has an
ARM GIC
>> and it should have also an architected timer.
>> - Linux version 4.19.108, patched by ST, retrieved from
>>
[1]https://github.com/STMicroelectronics/linux/tree/v4.19-stm32mp-r3.1
>> - ipipe patch ipipe-core-4.19.110-arm-07.patch
>> - xenomai 3.1 stable
>>
>> I followed the porting guide step-by-step. At first I had issues
at
>> booting with CONFIG_IPIPE enabled, due to some irq chips defined
in
>> this SOC, but I managed to solve them. Now it boots correctly,
>> apparently everything works fine.
>> With CONFIG_XENOMAI enabled the booting halts at
>> [Xenomai] scheduling class rt registered.
>> I found that it is stuck in ipipe_critical_enter,
>> precisely at
>> while (!cpumask_equal(&online, &__ipipe_cpu_pass_map))
>>
>> I've attached kernel configuration and boot log.
>> After checking it seems to me that core 0 is sending
>> an IPI to core 1 with no response, could I be right?
>> Any help would be really appreciated.
>> Thank you in advance and congratulations for your great work.
>>
>> Cesare Masetti
>> R&D Measuring Systems - Hardware Designer
>> [email protected]
>>
>> ______________________________________________________
>> MARPOSS S.p.A., with a sole shareholder
>> Via Saliceto, 13 - 40010 BENTIVOGLIO (BO) - ITALY
>> Share Capital euro 15,000,000 paid in full - Tax Code and
Registration
>> No. at Business Register of Bologna 03354081204
>> Economic and Administrative Index No. 516318 - VAT IT 03354081204
>> [2][USEMAP:cid:_signatureCompleta2.1.jpg_MMAI-BM8GAW]
>> ______________________________________________________
>> The information contained in this e-mail and any
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>> confidential and may also be privileged. If you have
received the
>> e-mail and any attachments by mistake, please inform us
immediately,
>> destroy them without storing or copying them on any medium, and
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>> References
>>
>> 1.
[1]https://github.com/STMicroelectronics/linux/tree/v4.19-stm32mp-r3.1
>> 2. LYNXIMGMAP:file://localhost/tmp/tmpJcxPOM.html#image-marposs
>>
>> [USEMAP]
>> file://localhost/tmp/tmpJcxPOM.html#image-marposs
>> 1. [2]http://www.marposs.com/
>> 2. [3]https://www.facebook.com/Marposs
>> 3. [4]http://www.linkedin.com/company/marposs
>> 4. [5]https://www.instagram.com/marpossgram
>> 5. [6]https://twitter.com/Marposs
>> 6. [7]https://www.youtube.com/user/MisterMTech
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>
>It's hard to see from just the log what is happening. To confirm, you
>can boot without Xenomai but just the ipipe without issue? Are you
>able to post the patch of the port for us to look at?
>
>Thanks
>
>Greg
I confirm that I can boot without issue with CONFIG_IPIPE enabled
and CONFIG_XENOMAI disabled. Attached a patch with my changes.
Thank you very much,
Cesare
______________________________________________________
MARPOSS S.p.A., with a sole shareholder
Via Saliceto, 13 - 40010 BENTIVOGLIO (BO) - ITALY
Share Capital euro 15,000,000 paid in full - Tax Code and Registration
No. at Business Register of Bologna 03354081204
Economic and Administrative Index No. 516318 - VAT IT 03354081204
[11][USEMAP:cid:_signatureCompleta2.1.jpg_MMAI-BM8GAW]
______________________________________________________
The information contained in this e-mail and any attachments is
confidential and may also be privileged. If you have received the
e-mail and any attachments by mistake, please inform us immediately,
destroy them without storing or copying them on any medium, and do not
disclose or use the contents for any purpose.
Although our systems implement reasonable precautions against viruses
and other threats, we cannot accept responsibility for any loss or
damage arising from managing the contents of this e-mail.
P Please consider the environment before printing this e-mail
References
1. https://github.com/STMicroelectronics/linux/tree/v4.19-stm32mp-r3.1
2. http://www.marposs.com/
3. https://www.facebook.com/Marposs
4. http://www.linkedin.com/company/marposs
5. https://www.instagram.com/marpossgram
6. https://twitter.com/Marposs
7. https://www.youtube.com/user/MisterMTech
8.
http://xenomai.org/pipermail/xenomai/attachments/20200521/a133eb59/attachment.jpe>
9.
http://xenomai.org/pipermail/xenomai/attachments/20200521/a133eb59/attachment.txt>
10.
http://xenomai.org/pipermail/xenomai/attachments/20200521/a133eb59/attachment-0001.txt>
11. LYNXIMGMAP:file://localhost/tmp/tmpNtup5I.html#image-marposs
[USEMAP]
file://localhost/tmp/tmpNtup5I.html#image-marposs
1. http://www.marposs.com/
2. https://www.facebook.com/Marposs
3. http://www.linkedin.com/company/marposs
4. https://www.instagram.com/marpossgram
5. https://twitter.com/Marposs
6. https://www.youtube.com/user/MisterMTech
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