1 .\" $OpenBSD: txp.4,v 1.8 2001/06/26 02:09:11 pjanzen Exp $
3 .\" Copyright (c) 2001 Jason L. Wright (jason@thought.net)
4 .\" All rights reserved.
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9 .\" 1. Redistributions of source code must retain the above copyright
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15 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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34 .Nd "3Com 3XP Typhoon/Sidewinder (3CR990) Ethernet interface"
36 To compile this driver into the kernel,
37 place the following line in your
38 kernel configuration file:
39 .Bd -ragged -offset indent
43 Alternatively, to load the driver as a
44 module at boot time, place the following line in
46 .Bd -literal -offset indent
52 interface provides access to the 10Mb/s and 100Mb/s Ethernet networks via the
54 .Tn Typhoon/Sidewinder
57 Basic Ethernet functions are provided as well as support for
59 tag removal and insertion assistance, receive
69 There is currently no support for
82 interface is brought up, by default, it will attempt to auto-negotiate the
83 link speed and duplex mode.
84 The speeds, in order of attempt, are:
85 100Mb/s Full Duplex, 100Mb/s Half Duplex, 10 Mb/s Full Duplex, and
90 supports several media types, which are selected via the
93 The supported media types are:
94 .Bl -tag -width indent
95 .It Cm media autoselect
96 Attempt to autoselect the media type (default)
97 .It Cm media 100baseTX mediaopt full-duplex
98 Use 100baseTX, full duplex
99 .It Cm media 100baseTX Op Cm mediaopt half-duplex
100 Use 100baseTX, half duplex
101 .It Cm media 10baseT mediaopt full-duplex
102 Use 10baseT, full duplex
103 .It Cm media 10baseT Op Cm mediaopt half-duplex
104 Use 10baseT, half duplex
109 driver supports the following cards:
111 .Bl -bullet -offset indent -compact
139 driver first appeared in