Date: Thu, 21 Aug 2014 12:50:11 +0000 (UTC) From: "Bjoern A. Zeeb" <bz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r270268 - head/share/man/man4 Message-ID: <201408211250.s7LCoBQr054942@svn.freebsd.org>
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Author: bz Date: Thu Aug 21 12:50:11 2014 New Revision: 270268 URL: http://svnweb.freebsd.org/changeset/base/270268 Log: Document MAC address selection and setting for atse(4). Submitted by: brooks MFC after: 3 days Sponsored by: DARPA/AFRL Modified: head/share/man/man4/altera_atse.4 Modified: head/share/man/man4/altera_atse.4 ============================================================================== --- head/share/man/man4/altera_atse.4 Thu Aug 21 12:30:01 2014 (r270267) +++ head/share/man/man4/altera_atse.4 Thu Aug 21 12:50:11 2014 (r270268) @@ -1,5 +1,5 @@ .\"- -.\" Copyright (c) 2013 SRI International +.\" Copyright (c) 2013-2014 SRI International .\" All rights reserved. .\" .\" This software was developed by SRI International and the University of @@ -29,7 +29,7 @@ .\" .\" $FreeBSD$ .\" -.Dd October 18, 2013 +.Dd May 21, 2014 .Dt ALTERA_ATSE 4 .Os .Sh NAME @@ -66,6 +66,25 @@ The current version of the .Nm driver supports the Ethernet MegaCore as described in version 11.1 of Altera's documentation when the device is configured with internal FIFOs. +.Sh MAC SELECTION +The default MAC address for each +.Nm +interface is derived from a value stored in +.Xr cfi 4 +flash. +The value is managed by the +.Xr atsectl 8 +utility. +.Pp +Only a single MAC address may be stored in flash. +If the address begins with the Altera prefix 00:07:ed and ends in 00 then +up to 16 addresses will be derived from it by adding the unit number of +the interface to the stored address. +For other prefixes, the address will be assigned to atse0 and random +addresses will be used for other interfaces. +If the stored address is invalid, for example all zero's, multicast, or the +default address shipped on all DE4 boards (00:07:ed:ff:ed:15) then a random +address is generated when the device is attached. .Sh SEE ALSO .Xr miibus 4 , .Xr netintro 4 ,
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