Subject: Re: Sun3/50 SCSI DMA problem - new kernel ready
To: Brett Glass <Brett_Glass@ccgate.infoworld.com>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: port-sun3
Date: 02/16/1996 16:29:23
On Fri, 16 Feb 96 16:02:42 PST 
 "Brett Glass" <Brett_Glass@ccgate.infoworld.com> wrote:

 > I noticed the serial problem too. In fact, I thought it was a bug in the
 > SCSI stuff at first.
 > 
 > What might be happening? Could DMA be causing additional interrupt latency?
 > Or could it be that the interrupt service code is somehow neglecting the
 > serial ports?

Worth noting, the sun3 zs driver is a little different in -current than 
in 1.1.

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Jason R. Thorpe                                       thorpej@nas.nasa.gov
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