From owner-freebsd-arch@FreeBSD.ORG Sun Jul 20 23:10:59 2014 Return-Path: Delivered-To: arch@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 36AA3CC2; Sun, 20 Jul 2014 23:10:59 +0000 (UTC) Received: from h2.funkthat.com (gate2.funkthat.com [208.87.223.18]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "funkthat.com", Issuer "funkthat.com" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id E6AFB2766; Sun, 20 Jul 2014 23:10:58 +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 s6KNAubX026526 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 20 Jul 2014 16:10:57 -0700 (PDT) (envelope-from jmg@h2.funkthat.com) Received: (from jmg@localhost) by h2.funkthat.com (8.14.3/8.14.3/Submit) id s6KNAu2a026525; Sun, 20 Jul 2014 16:10:56 -0700 (PDT) (envelope-from jmg) Date: Sun, 20 Jul 2014 16:10:56 -0700 From: John-Mark Gurney To: Tim Kientzle Subject: Re: [CFR] mge driver / elf reloc Message-ID: <20140720231056.GQ45513@funkthat.com> Mail-Followup-To: Tim Kientzle , Ian Lepore , arch@freebsd.org, freebsd-arm@freebsd.org, Fabien Thomas References: <14D22EA6-B73C-47BA-9A86-A957D24F23B8@freebsd.org> <1405810447.85788.41.camel@revolution.hippie.lan> <20140720220514.GP45513@funkthat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.3i X-Operating-System: FreeBSD 7.2-RELEASE i386 X-PGP-Fingerprint: 54BA 873B 6515 3F10 9E88 9322 9CB1 8F74 6D3F A396 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-TipJar: bitcoin:13Qmb6AeTgQecazTWph4XasEsP7nGRbAPE X-to-the-FBI-CIA-and-NSA: HI! HOW YA DOIN? can i haz chizburger? X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.2 (h2.funkthat.com [127.0.0.1]); Sun, 20 Jul 2014 16:10:57 -0700 (PDT) Cc: arch@freebsd.org, freebsd-arm@freebsd.org, Fabien Thomas , Ian Lepore X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 20 Jul 2014 23:10:59 -0000 Tim Kientzle wrote this message on Sun, Jul 20, 2014 at 15:25 -0700: > > On Jul 20, 2014, at 3:05 PM, John-Mark Gurney wrote: > > > Ian Lepore wrote this message on Sat, Jul 19, 2014 at 16:54 -0600: > >> Sorry to take so long to reply to this, I'm trying to get caught up. I > >> see you've already committed the mge fixes. I think the ELF alignment > >> fix looks good and should also be committed. > > > > So, re the elf alignment... > > > > I think we should get a set of macros that handle load/stores to/from > > unaligned addresses that are transparent to the caller.... I need > > these for some other code I'm writing... > > > > I thought Open/Net had these available, but I can't seem to find them > > right now... > > $ man 9 byteorder > > is most of what you want, lacking only some aliases to pick > the correct macro for native byte order. Um, those doesn't help if you want native endian order... Also, only the enc/dec functions are documented to work on non-aligned address, so that doesn't help in most cases... -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."