Subject: Re: 16550's in wrong st after reboot
To: Ken Hornstein <>
From: Perry E. Metzger <>
List: port-i386
Date: 04/01/1996 08:15:44
Ken Hornstein writes:
> I've seen this for a long time.  I believe it's caused by NetBSD turning
> on the 16550 FIFO, and the BIOS not having a strong probe routine.  A hard
> reset turns off the FIFO, and the BIOS then can detect the 16550 correctly.
> I suppose the only real fix would be to have NetBSD turn off the FIFO
> on shutdown.

We have shutdown hooks for just such a reason...