2 .\" Copyright (c) 1996 Jonathan Stone.
3 .\" Copyright (c) 2000 Matt Thomas.
4 .\" All rights reserved.
6 .\" Redistribution and use in source and binary forms, with or without
7 .\" modification, are permitted provided that the following conditions
9 .\" 1. Redistributions of source code must retain the above copyright
10 .\" notice, this list of conditions and the following disclaimer.
11 .\" 2. Redistributions in binary form must reproduce the above copyright
12 .\" notice, this list of conditions and the following disclaimer in the
13 .\" documentation and/or other materials provided with the distribution.
14 .\" 3. All advertising materials mentioning features or use of this software
15 .\" must display the following acknowledgement:
16 .\" This product includes software developed by Jonathan Stone.
17 .\" 4. The name of the author may not be used to endorse or promote products
18 .\" derived from this software without specific prior written permission
20 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 .\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 .\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 .\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 .\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 .\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 .\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 .\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 .\" $NetBSD: asc.4,v 1.9 2003/04/06 19:33:32 wiz Exp $
39 VAXstation 4000 SCSI controller
41 .Cd "asc* at vsbus? csr 0x200c0080" Pq VS-4000/60 or VLC
42 .Cd "asc* at vsbus? csr 0x25000080" Pq VS-4000/9x
43 .Cd "asc* at tc?" Pq Not yet supported
44 .Cd "scsibus* at asc?"
48 driver provides support for the
50 53c94-based SCSI host adapter
51 on the VAXstation 4000 series, and for the PMAZ-AA and related
52 TURBOchannel SCSI adapter option boards (also on the VAXstation
53 4000 series models which include support for the TURBOchannel
58 driver supports the following
64 .Bl -tag -compact -width "bits 8-15:"
66 disable disconnect/reselect for the corresponding
70 disable synchronous negotiation for
82 tape drives should be allowed to perform disconnect/reselect or performance
95 driver first appeared in