[PATCH] serial: Use real irq on UART0 (IRQ = 0) on PPC4xx systems

Alan alan at lxorguk.ukuu.org.uk
Mon Nov 20 23:10:15 EST 2006


On Mon, 20 Nov 2006 12:54:32 +0100 (MET)
Stefan Roese <ml at stefan-roese.de> wrote:
> Let's see, if I got this right. You mean that on such a platform, where 0 is a 
> valid physical IRQ, we should assign another value as virtual IRQ number (not 
> 0 and not -1 of course). And then the platform "pic" implementation should 
> take care of the remapping of these virtual IRQ numbers to the physical 
> numbers.
> 
> Correct?

Absolutely correct in all the detail.



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