interrupt type from user mode

Jan Kiszka jan.kiszka at siemens.com
Fri Jan 11 03:30:03 CET 2019


On 10.01.19 18:34, Stefano Franzoni via Xenomai wrote:
> Dear experts
> 
> I have to make changes to a project developed years ago with arm
> architecture (atmel AT91SAM9G20) with linux 2.6.30 and xenomai 2.5.4.
> 
> The program uses a xenomai application in user mode and is connected to an
> interrupt (IRQ0).
> 
> I should reprogram the interrupt controller to receive interrupt on the
> rising edge, but I did not understand if this is possible from Xenomai
> user mode.
> I know that I should develop an RTDM project but I'm trying to reuse a
> code already written that was entirely in user mode.
> 

That old Xenomai used to have the native intr API for user space - maybe worth 
to have a look if that already helps.

Jan

-- 
Siemens AG, Corporate Technology, CT RDA IOT SES-DE
Corporate Competence Center Embedded Linux



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