- Ignore BIOS IRQs (that is, IRQ settings left by the BIOS or a previous OS in the PCI config registers) that are > 15 as $PIR can only route PCI interrupts to ISA IRQs which are limited to the 0 to 15 range.
- Remove an extra word from a printf.
Reported by: othermark atkin901 at yahoo dot com
MFC after: 3 days