Messages in this thread | | | Date | Mon, 18 Aug 2008 22:51:05 +0100 | From | Alan Cox <> | Subject | Re: [PATCH] pci: change msi-x vector to 32bit |
| |
> > I completely agree that irq number 99.9% of the time should be a completely > > abstract token. > > Sure, although one nice reason for doing the abstraction first is that > it stops people imposing fragile numbering schemes on irq ...
On a lot of embedded devices IRQ numbers are not abstract and not fragile. I'm all for abstracting out interrupts nicely but it isn't just the legacy PC cases to consider - a lot of embedded is at least as defined, rigid and meaningfully numbered as ISA.
Alan
| |