Substituting IDLE task

Joel Sherrill joel.sherrill at oarcorp.com
Fri Oct 19 14:14:13 CDT 2007


John Pickwick wrote:
> Not exactly ... I was expecting a simple macro that would have 
> overriden the default Idle thread without having to recompile the BSP.
> Thanx anyway :=)

Most of the remaining CPU Table fields are present on all ports.
It is on my wish list to move most of the CPU Table to the regular
configuration table with the BSP providing the default values.

If your organization wants to sponsor that work, it would make it
happen sooner rather than whenever. And honestly, I would really
appreciate it.

--joel
> John
>
>     ----- Original Message -----
>     *From:* Manuel Coutinho <mailto:manuel.coutinho at edisoft.pt>
>     *To:* 'John Pickwick' <mailto:john.pickwick at free.fr> ;
>     rtems-users at rtems.org <mailto:rtems-users at rtems.org>
>     *Sent:* Friday, October 19, 2007 12:57 PM
>     *Subject:* RE: Substituting IDLE task
>
>     Hi
>
>     I’m not sure I understood your question. Are you trying to replace
>     the idle task of the Leon2 BSP?
>
>     If so, you can found the body of the idle task on the setvec.c file.
>
>     This is the default idle task implemented on Leon2:
>
>     /* LEON specific power-down function */
>
>     void _CPU_Thread_Idle_body( void )
>
>     {
>
>     while (1) {
>
>     LEON_REG.Power_Down = LEON_REG.Power_Down; /* make sure on load
>     follows store to power-down reg */
>
>     }
>
>     }
>
>     If you want, you can change it any way you like, but you have to
>     recompile RTEMS. A simple “make all install” is sufficient.
>
>     Hope this answers your question.
>
>     Regards
>
>     Manuel Coutinho
>
>     Edisoft
>
>     ------------------------------------------------------------------------
>
>     *From:* rtems-users-bounces+manuel.coutinho=edisoft.pt at rtems.org
>     [mailto:rtems-users-bounces+manuel.coutinho=edisoft.pt at rtems.org]
>     *On Behalf Of *John Pickwick
>     *Sent:* Thursday, October 18, 2007 10:43 PM
>     *To:* rtems-users at rtems.org
>     *Subject:* Substituting IDLE task
>
>     Hi,
>
>     is it possible to substitute a task to the default IDLE task in
>     the LEON2 BSP ?
>
>     I found the CPU_IDLE_TASK macro that goes in the CPU_Table
>     structure but I don't know if I need to recompile my BSP if I use it.
>
>     Regards,
>
>     John
>
>     ------------------------------------------------------------------------
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