First option stops the touchpad from working properly, but the second one does the trick. After running X in AGP mode 4 for half an hour I can say that "irqpoll" definitely is a workaround.
But (as always?) there is a caveat:
I can attach a USB mouse but when I remove the receiver the system freezes immediately.
(In reply to comment #19)
> nohz=off irqpoll
First option stops the touchpad from working properly, but the second one does the trick. After running X in AGP mode 4 for half an hour I can say that "irqpoll" definitely is a workaround.
But (as always?) there is a caveat:
I can attach a USB mouse but when I remove the receiver the system freezes immediately.