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Re: Timer Interrupt.



Make sure don't have
CONFIG_ETRAX_SERIAL_FAST_TIMER FAST_TIMER or
CONFIG_ETRAX_SERIAL_FLUSH_DMA_FAST
enabled since they will request the irq as well.

/Johan

----- Original Message -----
From: "Eric Tang" <tytang@xxxxxxx.hk>
To: "Magnus Mårtensson" <magnusmn@xxxxxxx.com>
Cc: "dev-etrax" <dev-etrax@xxxxxxx.com>
Sent: den 6 mars 2002 17:28
Subject: Re: Timer Interrupt.


> I tried to use Timer Interrupt by  calling request_irq(...) copied from
>  ircontrol.c , but
> it always failed, anything i should do before calling request_irq(...)??
>
> Regards,
> Eric
>
> >
> >From: Eric Tang [mailto:tytang@xxxxxxx.hk]
> >Sent: den 5 mars 2002 09:43
> >To: johana@xxxxxxx.com
> >Cc: dev-etrax@xxxxxxx.com
> >Subject: Re: Timer Interrupt.
> >
> >
> >
> >Sorry, i can't find the drivers/char/ircontrol.c in
> >os/linux/arch/cris/
> >where is should get this file?
> >
> >i have downloaded the latatest linux-2-4-10.tar.gz as well..
> >
> >
> >Regards,
> >Eric
> >
> >>Look in the drivers/char/ircontrol.c in the elinux tree
> >>where timer1 is used to sample a IR receiver at 4kHz
> >>for remote control.
> >>
> >>/Johan
> >>
> >>----- Original Message -----
> >>From: "Eric Tang" <tytang@xxxxxxx.hk>
> >>To: <dev-etrax@xxxxxxx.com>
> >>Sent: Saturday, March 02, 2002 04:21
> >>Subject: Timer Interrupt.
> >>
> >>
> >>>Dear ALL,
> >>>
> >>>I am going to use the timer1 interrupt of etrax in my device driver,
> >>>I can't find any good example of using interrupts in the source tree.
> >>>Can i follow the  linux device driver prototype functions(like
> >>>int request_irq(unsigned int irq,
> >>>   void (*handler)(int, void *, struct pt_regs *),
> >>>      unsigned long flags,
> >>>           const char *dev_name,
> >>>           void *dev_id);
> >>>
> >>>   void free_irq(unsigned int irq, void *dev_id);
> >>>        )
> >>>
> >>>The IRQ of timer1 is 3? as i found that the timer0 is 2
> >>>in /linux/arch/cris/kernel/time.c
> >>>
> >>>
> >>>Regards,
> >>>Eric
> >>>
> >>>
> >>
> >
>
>