RE: [PATCH 01/16] pmac_zilog: fix unexpected irq

David Laight
2011-11-24T15:30:33Z

> On most 68k Macs the SCC IRQ is an autovector interrupt and cannot be
> masked. This can be a problem when pmac_zilog starts up.

Wouldn't this also happen if the interrupt were shared?
Hopefully nothing vaguely modern uses the borked Zilog 8530 SCC
(which I presume is the part in question - brings back
too many nightmares....)

David