[Xenomai] Problem with gpio interrupts for xenomai3 on Intel joule

Philippe Gerum rpm at xenomai.org
Fri Jun 30 21:40:01 CEST 2017


On 06/28/2017 12:47 PM, Nitin Kulkarni wrote:
> Hi Philippe,
> Thanks for the review and you comments are very helpful.
> I think my fix-up would just be fine for us as we just need one gpio interrupt to process SPI transfers
> with an XMOS microcontroller.
> 
> Hence my next challenge is to do SPI communication in real-time domain (My colleague
> Stefano once had a discussion over emails with you I think about streaming audio over SPI in realtime domain),
> I know that I will have to port the spi-pxa2xx platform driver to RTDM. 
> i was looking at the bcm2835 spi driver that you have ported for RTDM. 
> Is this a good reference to start ? 

At least to understand which handler need to be provided to Cobalt's
generic SPI core, yes.

-- 
Philippe.



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