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diff --git a/share/man/man4/gem.4 b/share/man/man4/gem.4 new file mode 100644 index 000000000000..827dda086dbd --- /dev/null +++ b/share/man/man4/gem.4 @@ -0,0 +1,140 @@ +.\" $NetBSD: gem.4,v 1.2 2003/02/14 15:20:18 grant Exp $ +.\" +.\" Copyright (c) 2002 The NetBSD Foundation, Inc. +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the NetBSD +.\" Foundation, Inc. and its contributors. +.\" 4. Neither the name of The NetBSD Foundation nor the names of its +.\" contributors may be used to endorse or promote products derived +.\" from this software without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS +.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS +.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +.\" POSSIBILITY OF SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.\" +.Dd January 15, 2009 +.Dt GEM 4 +.Os +.Sh NAME +.Nm gem +.Nd ERI/GEM/GMAC Ethernet device driver +.Sh SYNOPSIS +To compile this driver into the kernel, +place the following lines in your +kernel configuration file: +.Bd -ragged -offset indent +.Cd "device miibus" +.Cd "device gem" +.Ed +.Pp +Alternatively, to load the driver as a +module at boot time, place the following line in +.Xr loader.conf 5 : +.Bd -literal -offset indent +if_gem_load="YES" +.Ed +.Sh DESCRIPTION +The +.Nm +driver provides support for the GMac Ethernet hardware found mostly in +the last Apple PowerBooks G3s and most G4-based Apple hardware, as +well as many Sun UltraSPARCs. +.Sh HARDWARE +.Pp +Chips supported by the +.Nm +driver include: +.Pp +.Bl -bullet -compact +.It +Apple GMAC +.It +Sun ERI 10/100 Mbps Ethernet +.It +Sun GEM Gigabit Ethernet +.El +.Pp +The +following add-on cards are known to work with the +.Nm +driver at this time: +.Pp +.Bl -bullet -compact +.It +Sun Gigabit Ethernet PCI 2.0/3.0 (GBE/P) +(part no.\& 501-4373) +.El +.Sh NOTES +On sparc64 the +.Nm +driver respects the +.Va local-mac-address? +system configuration variable which can be set in the Open Firmware boot +monitor using the +.Ic setenv +command or by +.Xr eeprom 8 . +If set to +.Dq Li false +(the default), the +.Nm +driver will use the system's default MAC address for all of its devices. +If set to +.Dq Li true , +the unique MAC address of each interface is used if present rather than +the system's default MAC address. +.Pp +Supported interfaces having their own MAC address include the on-board +Sun ERI 10/100 Mbps on boards equipped with more than one Ethernet interface +and the Sun Gigabit Ethernet 2.0/3.0 GBE add-on cards. +.Sh CAVEATS +Currently the +.Nm +driver fails to attach to Sun Gigabit Ethernet SBus 2.0/3.0 (GBE/S) cards, +as no SBus front-end has been written so far. +.Sh SEE ALSO +.Xr altq 4 , +.Xr miibus 4 , +.Xr netintro 4 , +.Xr eeprom 8 , +.Xr ifconfig 8 +.Sh HISTORY +The +.Nm +device driver appeared in +.Nx 1.6 . +The first +.Fx +version to include it was +.Fx 5.0 . +.Sh AUTHORS +.An -nosplit +The +.Nm +driver was written by +.An Eduardo Horvath +.Aq eeh@NetBSD.org . +The man page was written by +.An Thomas Klausner +.Aq wiz@NetBSD.org . |