Am Donnerstag, 14. Dezember 2006 10:44 schrieb Avi Kivity:
>
> I understand one still has to write a kernel driver to shut up the irq.
> How about writing a small bytecode interpreter to make event than
> unnecessary?
>
> The userspace driver would register a couple of bytecode programs:
> is_interrupt_pending() and disable_interrupt(), which the uio framework
> would call when the interrupt fires.
>
> The bytecode could reuse net/core/filter.c, with the packet replaced by
> the mmio or ioregion, or use something new.
>
I think this would be overkill. The kernel module you have to write
is _really_ very simple. And it has to be written only once, so even
a manufacturer who employs no experienced kernel developers can
easily outsource that task.
Hans
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