From owner-freebsd-arm@FreeBSD.ORG Mon Sep 10 06:17:06 2012 Return-Path: Delivered-To: freebsd-arm@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 734DC106566B; Mon, 10 Sep 2012 06:17:06 +0000 (UTC) (envelope-from jmg@h2.funkthat.com) Received: from h2.funkthat.com (gate2.funkthat.com [208.87.223.18]) by mx1.freebsd.org (Postfix) with ESMTP id 4D8568FC08; Mon, 10 Sep 2012 06:17:06 +0000 (UTC) Received: from h2.funkthat.com (localhost [127.0.0.1]) by h2.funkthat.com (8.14.3/8.14.3) with ESMTP id q8A6H64J036644 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 9 Sep 2012 23:17:06 -0700 (PDT) (envelope-from jmg@h2.funkthat.com) Received: (from jmg@localhost) by h2.funkthat.com (8.14.3/8.14.3/Submit) id q8A6H63l036643; Sun, 9 Sep 2012 23:17:06 -0700 (PDT) (envelope-from jmg) Date: Sun, 9 Sep 2012 23:17:06 -0700 From: John-Mark Gurney To: Tim Kientzle Message-ID: <20120910061705.GO58312@funkthat.com> Mail-Followup-To: Tim Kientzle , freebsd-arm@FreeBSD.org References: <20120910014813.GL58312@funkthat.com> <4448530B-7916-4642-BD32-6A96AD5DB22B@FreeBSD.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4448530B-7916-4642-BD32-6A96AD5DB22B@FreeBSD.org> User-Agent: Mutt/1.4.2.3i X-Operating-System: FreeBSD 7.2-RELEASE i386 X-Files: The truth is out there X-URL: http://resnet.uoregon.edu/~gurney_j/ X-Resume: http://resnet.uoregon.edu/~gurney_j/resume.html X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.2.2 (h2.funkthat.com [127.0.0.1]); Sun, 09 Sep 2012 23:17:06 -0700 (PDT) Cc: freebsd-arm@FreeBSD.org Subject: Re: -current on BeableBone successful X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the StrongARM Processor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Sep 2012 06:17:06 -0000 Tim Kientzle wrote this message on Sun, Sep 09, 2012 at 20:16 -0700: > On Sep 9, 2012, at 6:48 PM, John-Mark Gurney wrote: > > > Well, I have successfully booted FreeBSD-current on the BeagleBone: > > FreeBSD beaglebone 10.0-CURRENT FreeBSD 10.0-CURRENT #0 r240251: Wed Nov 2 14:26:08 PDT 2011 jmg@pcbsd-779:/usr/obj/arm.armv6/usr/src.HEAD/sys/BEAGLEBONE arm > > > > Though there are a few issues... I'm using Kientzle's script to build > > the bootable image, so one is related to his script, and the others are > > more generic issues.. > > > > The first off is that for some reason, the uenv.txt file doesn't load.. > > I'm not sure what is wrong, but if I type in: > > fatload mmc 0:1 0x88000000 ubldr;bootelf 0x88000000 > > I just ran into this myself. I think the Arago sources > broke environment loading. > > I started to debug the Arago U-Boot build this weekend > but decided it would likely be more productive to switch > to using the Denx sources. Denx publishes periodic > snapshots which should make things a little more stable. Sounds good... > > manually, it boots fine... > > > > The second is that it looks like we have some left over debugging in > > SIOC[SG]IFMEDIA that we need to remove, and a fall through comment that > > doesn't look like it is applicable any more... Should I just remove > > these? > > The cpsw driver still needs work. I've fixed a couple of problems, but there are some deeper issues: > * Under memory pressure, the rx handler populates the receive buffer list with NULLs then panics when it tries to process them. > * I've seen the driver stall repeatedly; I'm not sure why yet but I suspect the driver is mis-handling queue restarts. > * The driver doesn't detach properly (which results in panics if you build the driver as a module and try to unload it) > > > Third is that I get this error: > > ip length 328 disagrees with bytes received 330. > > accepting packet with data after udp payload. > > > > This appeard to be from sbin/dhclient/packet.c... Not sure exactly why > > we are returning a large packet to userland? > > I haven't seen this one. I'll try to get a tcpdump from both the server and the client side to see what comes up... > > Thanks for the work. In a couple days, I'll figure out how well the > > VLANs work on this system. > > > > Thanks to Tim for his script that made building the image really easy, > > and to the others for getting this working! > > Here are my priorities for the BeagleBone, in roughly this order: > * Fix the cpsw Ethernet driver > * Get buildworld/buildkernel working correctly natively. (30+ hour builds make this tedious to test; last time I tested the builds completed but installing world crashed things badly) > * Work on performance for the MMC driver > * USB host driver > > Apart from Ethernet-related panics, the system has > been remarkably stable. I've been building ports and > otherwise hammering the system for days on end without > any apparent ill effects. Cool... It's been a while, but I can look a bit at the ethernet driver if you'd like some help... Thanks again for your help. -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."