[ale] Weird problem with Red Hat EL 5 on MacBook Pro

[lists at serioustechnology.com (Geoffrey)]

THought I'd post my solution, provided via the mactel-linux list. 
Adding: noapic irqpoll acpi=force

To the kernel boot parms resolved both the keyboard and cdrom/dvd issues.

Geoffrey wrote:
> I've recently purchased a MacBook Pro and successfully installed Fedora 
> 8 using Boot Camp and refit.  I first tried to install Red Hat EL 5, but 
> kept getting hda errors.
> 
> Specs:
> 
> Intel(R) Core(TM)2 Duo CPU T9300  @ 2.50GHz
> 2gig memory
> NVIDIA GeForce 8600M GT
> 
> Anyway, I finally was able to do a network install of RHEL 5 along side 
> my existing Fedora 8. Now I have two problems.
> 
> I continue to get hda errors:
> 
> hda: DMA interrupt recovery
> lost interrupt
> lost interrupt
> 
> But the worst problem is that keyboard input is extremely slow.  I can 
> type a whole line before I see the first character echoed back.  It's 
> like I'm connected remotely via a 110 baud modem.  Further, it's 
> extremely susceptible to duplicating keystrokes.  This makes it really 
> impossible to even use.  This happens both in X and at the console.
> 
> Has anyone seen anything like this?
> 


-- 
Until later, Geoffrey

Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety.
  - Benjamin Franklin