Help: How RTEMS Interrupt handling Framework Works?

[Joel Sherrill <joel@OARcorp.com>]

Alex wrote:
> Hi, 
> 
> I would like to build a ISR to respond to a printer port interrupt, just to be familiar/trainning with interrupt handling in rtems. 
> I now that rtems include samples that could help me writing the software but I would like to learn how everything works befiore starting coding.
> So I have been searching for docu,ments documenting the way rtems has to respond to interrupts but I cant find anything.
> 
> Do you know any place where I could get information about the rtems interrupt handling framework?

Which CPU family are you using?  There are two different interrupt 
models (unfortunately).

In general terms, you write a C handler for the interrupt, handle
it in the C code, and return.  The difference between the two
models is most obvious in installing the handler.

> Many thanks,
> 
> Alex
> 
> ________________________________________________________________________________
> O IOL aumentou a caixa de correio para 100 MB!
> Saiba mais - http://www.iol.pt/correio/rodape.php?dst=0501181
> 


-- 
Joel Sherrill, Ph.D.             Director of Research & Development
joel at OARcorp.com                 On-Line Applications Research
Ask me about RTEMS: a free RTOS  Huntsville AL 35805
    Support Available             (256) 722-9985