ARM and interrupts

[Toralf Lund]

Robert Schwebel wrote:

>On Wed, Mar 17, 2004 at 12:15:34PM +0100, Toralf Lund wrote:
>  
>
>>I'm wondering about how to set up the interrupt vectors correctly on an 
>>ARM-9 setup w/o debug monitors. Has anyone else done this? Is there any 
>>kind of support for it in newlib? I mean, is the code that needs to be 
>>loaded at address 0 included anywhere? (That would not be the normal 
>>_start code, as far as I can tell.)
>>    
>>
>
>I'm not quite sure what you are talking about here; normally your Linux
>port handles all the interrupt request/release/masking stuff for you, so
>you don't have to deal with the vectors yourself. 
>  
>
I never said anything about Linux, did I?

I'm talking about an OS-less setup, using "stand-alone" newlib ;-)

Even if I wanted to run Linux, I'd probably have to set up the interrupt 
handling myself (in the Linux port), since we deal with custom hardware 
with special interrupt sources.

- Toralf


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