On 04/19/2012 10:52 AM, Roberto Bielli wrote:
> Hi Gilles,
> i found the problem that disable interrupts when execute a task.
> My kernel for imx25 uses the properties CONFIG_MXC_IRQ_PRIOR in the .config.
> This properties enable reentrant interrupts so it uses the NIMASK(normal 
> interrupt mask register ) register to disable interrupts with
> certain priority level. The interrupt of timer is disabled in that cases.
> i tried to disable this option in the kernel but i have other big 
> problems with the task and so i have to do other tests before saying the 
> conclusions.
> Do you know if xenomai doesn't work with reentrant interrupts ?

Xenomai as it is will not work in that case, and this option is useless
as all interrupts handlers are executed with hardware irqs disabled, so
your best solution is to try and disable this option.


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