From owner-freebsd-wireless@FreeBSD.ORG Sun Dec 30 18:28:40 2012 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 4DF07D06; Sun, 30 Dec 2012 18:28:40 +0000 (UTC) (envelope-from rank1seeker@gmail.com) Received: from mail-bk0-f51.google.com (mail-bk0-f51.google.com [209.85.214.51]) by mx1.freebsd.org (Postfix) with ESMTP id 9530B8FC08; Sun, 30 Dec 2012 18:28:39 +0000 (UTC) Received: by mail-bk0-f51.google.com with SMTP id ik5so5195400bkc.24 for ; Sun, 30 Dec 2012 10:28:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:message-id:from:to:subject:date:content-type :content-transfer-encoding:in-reply-to:references:x-mailer; bh=MBFWmVlTsbROm3ihS7exVVEcKl8y4+0F5wKXIVuxhAE=; b=vCE60SaI2bqtMeOWHl3q87bJRUtS785onmExjARwU9taUag0HDOU7X+tn7DnbqF4qQ 67LZP+b7ug+SwRqg15QV6WolVLBRhdATaK0n8f1QCzzlh3nm/W2BKiaERQn761lMMJpE 2stc1+U2yfP8aOluKQufVjVTWofTDi1IkDJ5N/vY7lmrV8ytYOGJMR82iqq5iCwqGNRA UJRP4VxV7f3rZbFR6/8k4yNnOTIB8NfwOrGoa1LbZv0h+X5LbFA5UvAu+M/MYkQ1KEmR SkZNRo9kXHqfChOZBoFYOCa4+UUdvRAaiXYF0+B2gVc4PjJPRH5NxUQuEAJfkY5m/1eD WCEw== X-Received: by 10.205.120.3 with SMTP id fw3mr18851483bkc.40.1356892118040; Sun, 30 Dec 2012 10:28:38 -0800 (PST) Received: from DOMYPC ([82.193.208.225]) by mx.google.com with ESMTPS id o7sm26196421bkv.13.2012.12.30.10.28.35 (version=SSLv3 cipher=OTHER); Sun, 30 Dec 2012 10:28:36 -0800 (PST) Message-ID: <20121230.182840.135.1@DOMY-PC> From: rank1seeker@gmail.com To: "Adrian Chadd" , freebsd-wireless@freebsd.org Subject: Re: Atheros chip for FreeBSD Access Point Date: Sun, 30 Dec 2012 19:28:40 +0100 Content-Type: text/plain; charset="Windows-1250" Content-Transfer-Encoding: quoted-printable In-Reply-To: References: <20121216.143815.770.4@DOMY-PC> <20121216.185304.164.5@DOMY-PC> X-Mailer: POP Peeper (3.8.1.0) X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 30 Dec 2012 18:28:40 -0000 So, 2 weeks ago I did ...=0D=0A=0D=0AAt the end, I decided to dump 5Ghz = mode, in favor of a Short-GI in HT/20 mode.=0D=0A=0D=0ASo I went for = latest 'AR9227/AR9287'. I wondered what is the difference, if they are = same.=0D=0AAR9227 =3D> PCI=0D=0AAR9287 =3D> PCIe=0D=0A=0D=0AAs I had only = 1 free PCI slot, on Supermicro MBO and no PCIe slots, I went for = 'AR9227'.=0D=0A=0D=0AAP is running on P4 Prescott, which has only 1 core, = so SMP issues aren't problem for = me.=0D=0A=0D=0Ahttp://www.wikidevi.com/wiki/Special:Ask, listed few cards = for 'AR9227' chip, all PCI.=0D=0AOne of them was available in my = country.=0D=0A=0D=0ASo I've bought 'TP-LINK TL-WN851ND = Ver:1.0'=0D=0A=0D=0APlugged it in, booted, so let's load a module = ...=0D=0A# kldload if_ath_pci=0D=0A pulled if_ath, too.=0D=0AKernel = had to say:=0D=0A-----=0D=0Aath0: mem = 0xf1040000-0xf104ffff irq 5 at device 1.0 on pci3=0D=0Aath0: AR9287 mac = 384.2 RF5133 phy 15.15=0D=0A-----=0D=0AIt shows it as AR9287, which is a = PCIe version. 'AR9227' marketing name? :P=0D=0A=0D=0AI've recompiled = kernel with:=0D=0A---=0D=0Adevice ath=0D=0Adevice ath_pci=0D=0Adevice = ath_hal=0D=0Aoptions AH_SUPPORT_AR5416=0D=0Adevice = ath_rate_sample=0D=0A---=0D=0A=0D=0AReboot and a ...=0D=0AI achieved with = Win7 clients(each having WiFi G cards, old at least 3 years), speed of = 3400 Kb/s =3D> 3.32 Mb/s, which would be 26.56 = megabits/sec=0D=0A=0D=0AHowever, sometimes I would get a storm = of:=0D=0A--=0D=0A+ath0: stuck beacon; resetting (bmiss count = 4)=0D=0A--=0D=0ATo get rid of it, for me worked to stick AP to channel = 8.=0D=0A=0D=0A=0D=0ANow, ... what is "Supports Short-GI in HT/20 mode" = and how do I get advantage of it?=0D=0AI'll soon get another 'AR9287' = bassed Mini PCIe card for laptop.=0D=0A=0D=0AN support in FreeBSD is = coming in 10, not in 9.1 or 9.x?=0D=0A=0D=0AWhat gives 'device = ath_rate_sample'?=0D=0A=0D=0AWhat does this mean and what is it used for = (I didn't compiled with this option):=0D=0A 'The driver also support = tdma operation when compiled with options = IEEE80211_SUPPORT_TDMA'=0D=0A=0D=0AThis is a report at '9.0-RELEASE-p5' = for 'TP-LINK TL-WN851ND Ver:1.0' card working in 'hostap' mode.=0D=0ASo = you are free to put it on a verified list. ;)=0D=0A=0D=0AThx for = info.=0D=0A=0D=0A=0D=0A=0D=0ADomagoj Smol=E8i=E6