Date: Sun, 30 Dec 2012 19:28:40 +0100 From: rank1seeker@gmail.com To: "Adrian Chadd" <adrian@freebsd.org>, freebsd-wireless@freebsd.org Subject: Re: Atheros chip for FreeBSD Access Point Message-ID: <20121230.182840.135.1@DOMY-PC> In-Reply-To: <CAJ-VmonPQhcKzog=B60Lapk-MmK_qDOxr8WF2H16w0%2BVZwNwow@mail.gmail.com> References: <20121216.143815.770.4@DOMY-PC> <CAJ-Vmon%2BOzgNA0c%2B%2BE7k%2BOJ%2BAhSrXDSR_t18A%2B1rz=nmaCsJsQ@mail.gmail.com> <20121216.185304.164.5@DOMY-PC> <CAJ-VmonPQhcKzog=B60Lapk-MmK_qDOxr8WF2H16w0%2BVZwNwow@mail.gmail.com>
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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: <Atheros 9287> 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
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