1.\" $NetBSD: cas.4,v 1.5 2024/09/07 20:33:53 rillig Exp $ 2.\" 3.\" Copyright (c) 2010 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 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.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 16.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 17.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 19.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25.\" POSSIBILITY OF SUCH DAMAGE. 26.\" 27.Dd December 25, 2019 28.Dt CAS 4 29.Os 30.Sh NAME 31.Nm cas 32.Nd Cassini/Cassini+ (GigaSwift) Ethernet device driver 33.Sh SYNOPSIS 34.Cd "cas* at pci? dev ? function ?" 35.Pp 36Configuration of PHYs may also be necessary. 37See 38.Xr mii 4 . 39.Sh DESCRIPTION 40The 41.Nm 42driver provides support for the Sun Cassini and Cassini+ (GigaSwift) and the 43National Semiconductor Saturn Ethernet hardware found in Sun UltraSPARC machines 44and Sun GigaSwift PCI cards. 45.Pp 46Cards supported by this driver include: 47.Bl -bullet -compact 48.It 49Sun GigaSwift Ethernet 1.0 MMF (Cassini Kuheen) 50(part no.\& 501-5524) 51.It 52Sun GigaSwift Ethernet 1.0 UTP (Cassini) 53(part no.\& 501-5902) 54.It 55Sun GigaSwift Ethernet UTP (GCS) 56(part no.\& 501-6719) 57.It 58Sun Quad GigaSwift Ethernet UTP (QGE) 59(part no.\& 501-6522) 60.It 61Sun Quad GigaSwift Ethernet PCI-X (QGE-X) 62(part no.\& 501-6738) 63.El 64.Sh SEE ALSO 65.Xr brgphy 4 , 66.Xr gentbi 4 , 67.Xr gphyter 4 , 68.Xr ifmedia 4 , 69.Xr intro 4 , 70.Xr mii 4 , 71.Xr ifconfig 8 72.Rs 73.%T "Cassini+ ASIC Specification" 74.%A Sun Microsystems 75.%U https://web.archive.org/web/20090701014334/http://www.sun.com/processors/manuals/cs_plus.pdf 76.Re 77.Sh HISTORY 78The 79.Nm 80driver first appeared in 81.Ox 4.1 . 82.Nx 83support was added in 84.Nx 6.0 . 85.Sh AUTHORS 86.An -nosplit 87The 88.Nm 89driver was written for 90.Ox 91by 92.An Mark Kettenis 93.Aq kettenis@openbsd.org , 94based on the 95.Xr gem 4 96driver, and ported to 97.Nx 98by 99.An Julian Coleman 100.Aq jdc@NetBSD.org . 101.Sh BUGS 102The 103.Nm 104driver does not support any of the advanced features of the Cassini chip. 105.Pp 106On the SX fibre variants of the hardware, the link may stay down if media 107options apart from 108.Dv autoselect 109are chosen. 110