From owner-freebsd-hackers@FreeBSD.ORG Wed Feb 5 02:09:47 2014 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id B8BA7FB7; Wed, 5 Feb 2014 02:09:47 +0000 (UTC) Received: from mail-qc0-x22a.google.com (mail-qc0-x22a.google.com [IPv6:2607:f8b0:400d:c01::22a]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 2843C1AAA; Wed, 5 Feb 2014 02:09:47 +0000 (UTC) Received: by mail-qc0-f170.google.com with SMTP id e9so15267480qcy.15 for ; Tue, 04 Feb 2014 18:09:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=oEY5bfcnEv6lYlYlZGVnS/YZuTXLCVshPU6CgH+rDw0=; b=am2s2Bv14bECSHcLv1WA3/pNhwlHIPJL7VtW7TcVQ/JmB/zpY7VEt/gDwh7wYpvCg3 3STI8tLF5lOGZ9rNv2v2LnVsiXlPSlSCAHnlkHd7MBiLK5lZbW4gWuFfFTbCW7ZYbdVa DUv0a6rm9vZPn/bVV7jzg0T3OfGd0VxvPPI6hrXYNx6C80ZvGPbxbwRqLswCmvoEs1pA zqYkzoF4KXMrndf42P/ilVFgSXjTgjXYJmNS5ljPQpfJe5XOTzQ3hBo82yFjOJjqr8RS tPqpE2O5eCevOqm2Mpu14l/9MXGxkbhFB6XJIhHHvQy/oQaXX9nnuYpnSb6sp6fMnhz8 Xw0g== MIME-Version: 1.0 X-Received: by 10.140.108.74 with SMTP id i68mr66743904qgf.87.1391566186376; Tue, 04 Feb 2014 18:09:46 -0800 (PST) Sender: adrian.chadd@gmail.com Received: by 10.224.52.8 with HTTP; Tue, 4 Feb 2014 18:09:46 -0800 (PST) In-Reply-To: References: <1391538649.19169.79261269.3C5F49D1@webmail.messagingengine.com> <493DEB39-C4B4-409E-B8B2-B1B11E013754@netgate.com> <20140204223528.GF23872@ithaqua.etoilebsd.net> <52F16BA4.4060202@pathscale.com> <60985.1391554164@critter.freebsd.dk> <52F179C6.2050400@freebsd.org> Date: Tue, 4 Feb 2014 18:09:46 -0800 X-Google-Sender-Auth: 2oYANZck60JTVKbNZ3A7v5E_LGo Message-ID: Subject: Re: opteron a1100 arm From: Adrian Chadd To: Jim Thompson Content-Type: text/plain; charset=ISO-8859-1 Cc: Thomas Zander , Baptiste Daroussin , "freebsd-hackers@freebsd.org" , =?ISO-8859-1?B?Qy4gQmVyZ3N0cvZt?= , Nathan Whitehorn , Poul-Henning Kamp X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 05 Feb 2014 02:09:47 -0000 On 4 February 2014 16:35, Jim Thompson wrote: > > On Feb 4, 2014, at 5:37 PM, Nathan Whitehorn wrote: > >> On 02/04/14 16:49, Poul-Henning Kamp wrote: >>> In message <52F16BA4.4060202@pathscale.com>, =?UTF-8?B?IkMuIEJlcmdzdHLDtm0i?= w >>> rites: >>> >>>> Think about how much power interconnects takes, PCIe and everything else.. >>> Not to mention the raw savings of avoiding all the crap that has >>> been nailed inexpertly onto the X86 platform over the years... >>> >>> Did you notice that "X86 arduino" Intel just launched ? >>> >>> Does anybody but me cringe at the thought of an Arduino with UEFI, ACPI, >>> microcode updates and SMM ticking away in the background to make sure >>> it doesn't run too hot ? >>> >> >> This AMD platform has UEFI and ACPI, so that's at least 2 out of 4... >> -Nathan > > The "X86 arduino" ("Gallileo") has a Quark 1100 SoC running at 400MHz. It implements a 32-bit Pentium instruction set and has a TDP of 1.9W - 2.2W. > > I don't think it's going to "run too hot", and yes it runs SMM, UEFI and ACPI-compatible sleep states. We'd still have to port to that platform. I'd give it go if someone would ship me one. :) -a