Subject: Re: SCSI DMA testers wanted.
To: Anders Magnusson <ragge@ludd.luth.se>
From: Tommy Smith <90675750@mobilpost.com>
List: port-vax
Date: 10/22/1999 10:35:48
Hi,  
thanks...

----- Original Message ----- 
From: Anders Magnusson <ragge@ludd.luth.se>
To: <port-vax@netbsd.org>
Sent: Sunday, October 17, 1999 11:55 PM
Subject: SCSI DMA testers wanted.

> I have finally gotten some spare time, and have focused on getting the
> VS3100 SCSI DMA engine running. And it seems to work for me now
> on a MicroVAX 3100 anyway :-)
I'v tested on VAXstation 3100 m76: disk RZ28M 2.10 GB
works fine so far! (Se result below.)

> 
> It's quite a bit faster that PIO:
> # dd if=/dev/rsd1c of=/dev/null bs=60k count=1000
> 1000+0 records in
> 1000+0 records out
> 61440000 bytes transferred in 111 secs (553513 bytes/sec)
61440000 bytes transferred in 60 secs (102400 bytes/sec)

> # dd of=/dev/rsd1c if=/dev/zero bs=60k count=1000
> 1000+0 records in
> 1000+0 records out
> 61440000 bytes transferred in 142 secs (432676 bytes/sec)
61440000 bytes transferred in 101 secs (608316 bytes/sec)

> Have fun,
This is fun!

...Tommy