> > I've been made aware that some manufacturers of internal modems recommend
> > using irq 2 for COM 4, while other recommende using irq 9. I've made this
> > a configuration option.
>
> You cannot share ISA interrupts between two standard seperate ISA cards
> in general. The way the cards are wired means that whoever has the strongest
> drivers sets the interrupt level.
>
> Alan
>
With CONFIG_SERIAL_SHARE_IRQ defined it seems that my mouse and modem can
share interrupt under X. It slows both down, but it's stable.
Regards,
Niels Kristian