From owner-freebsd-wireless@freebsd.org Thu Apr 25 11:30:12 2019 Return-Path: Delivered-To: freebsd-wireless@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 457B91593E8D for ; Thu, 25 Apr 2019 11:30:12 +0000 (UTC) (envelope-from stephen@cablefree.net) Received: from outmx-006.london.gridhost.co.uk (outmx-006.london.gridhost.co.uk [95.142.156.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 734D780078 for ; Thu, 25 Apr 2019 11:30:11 +0000 (UTC) (envelope-from stephen@cablefree.net) Received: from mail-lj1-f174.google.com (unknown [209.85.208.174]) (Authenticated sender: cablefree@cablefree.net) by outmx-006.london.gridhost.co.uk (Postfix) with ESMTPA id 22D322679C54 for ; Thu, 25 Apr 2019 12:20:26 +0100 (BST) Received: by mail-lj1-f174.google.com with SMTP id q66so19896659ljq.7 for ; Thu, 25 Apr 2019 04:20:26 -0700 (PDT) X-Gm-Message-State: APjAAAXmnOQoRwX05S4CicP8OLblGVJAbvFF4YGZCQYdSm6bgoAMQOEU BPY5YGm4nhvWFr6vQizfLe9JgBVfkEA7wNay69k= X-Google-Smtp-Source: APXvYqykO37C3m9pDvu6mas+iaNpGECGUgjCFiG3cdoAYMMoUCuaqTHKGNJRHgPwBJbmdlFgKV8n0jedgzpjr26ajYc= X-Received: by 2002:a2e:91cb:: with SMTP id u11mr11880257ljg.64.1556191225588; Thu, 25 Apr 2019 04:20:25 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Stephen Patrick Date: Thu, 25 Apr 2019 12:20:20 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: TDMA Wireless status? To: Adrian Chadd Cc: "freebsd-wireless@freebsd.org" X-Rspamd-Queue-Id: 734D780078 X-Spamd-Bar: +++++ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [5.70 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; MX_GOOD(-0.01)[cached: mail3.eqx.gridhost.co.uk]; RCPT_COUNT_TWO(0.00)[2]; FREEMAIL_TO(0.00)[gmail.com]; FROM_EQ_ENVFROM(0.00)[]; IP_SCORE(1.27)[ip: (4.24), ipnet: 95.142.156.0/22(1.07), asn: 198047(1.14), country: GB(-0.09)]; R_DKIM_NA(0.00)[]; ASN(0.00)[asn:198047, ipnet:95.142.156.0/22, country:GB]; SUBJECT_ENDS_QUESTION(1.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[174.156.142.95.list.dnswl.org : 127.0.5.1]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; NEURAL_SPAM_SHORT(0.64)[0.636,0]; TAGGED_RCPT(0.00)[]; MIME_TRACE(0.00)[0:+,1:+]; PREVIOUSLY_DELIVERED(0.00)[freebsd-wireless@freebsd.org]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; DMARC_NA(0.00)[cablefree.net]; AUTH_NA(1.00)[]; NEURAL_SPAM_MEDIUM(1.00)[0.999,0]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_SPAM_LONG(1.00)[1.000,0]; R_SPF_NA(0.00)[]; RCVD_TLS_LAST(0.00)[] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.29 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: Thu, 25 Apr 2019 11:30:12 -0000 Hello Adrian! Yes, we're certainly very interested. Ideally, looking for a developer who could assist in making this real & working. Look forward to hearing more, Best regards Stephen On Sat, 13 Apr 2019 at 19:46, Adrian Chadd wrote: > Hi, > > There's some work done on the ath(4) hardware for 11a parts done by Sam > Leffler. I fixed it for 11n parts. It's in FreeBSD-HEAD. > > I figured out how to get it mostly working on the AR93xx/AR94xx parts too > but it turns out there are some significant hardware changes in how the MAC > schedules packets that a whole lot of work needs to be done to get > effective TDMA on those parts. > > If you're interested in it I can brain dump where I was at with it! > > > -adrian > > On Fri, 12 Apr 2019 at 01:51, Stephen Patrick > wrote: > >> Thanks Adrian, >> >> We are interested in "long range outdoor" (10-20km) with high gain >> antennas. >> Do you know "Mikrotik Nstreme/NV2" and "Ubiquity Airmax" ? >> Those have framing/polling done in software - wrapped around the wireless >> driver. >> Is there equivalent developed in FreeBSD? >> >> Best regards >> >> Stephen >> >> >> On Thu, 11 Apr 2019 at 20:52, Adrian Chadd >> wrote: >> >>> hi! >>> >>> I know that a lot of the 11ac chips do TDMA but the vendors keep the >>> implementation and knobs close to their chest. We don't have any public >>> APIs for it. Sorry :( >>> >>> >>> -a >>> >>> >>> On Thu, 11 Apr 2019 at 10:23, Stephen Patrick >>> wrote: >>> >>>> Dear sirs, >>>> >>>> Is this feature working for point-to-point, and point-to-multipoint long >>>> range links? >>>> 802.11ac chipsets/modes supported? >>>> >>>> Best regards >>>> >>>> Stephen >>>> >>>> -- >>>> >>>> *Stephen Patrick* >>>> >>>> *Director* >>>> >>>> Wireless Excellence Limited >>>> The Oxford Science Park >>>> G6, Magdalen Centre, Robert Robinson Avenue >>>> Oxford OX4 4GA - United Kingdom >>>> >>>> CAUTION - This message is confidential and may contain privileged >>>> information intended only for the use of the addressee named above. If >>>> you >>>> are not the intended recipient of this message you are hereby notified >>>> that >>>> any use, dissemination, distribution or reproduction of this message is >>>> prohibited. If you have received this message in error please notify >>>> Wireless Excellence immediately. Any views expressed in this message are >>>> those of the individual sender and may not necessarily reflect the >>>> views of >>>> Wireless Excellence Ltd. >>>> _______________________________________________ >>>> freebsd-wireless@freebsd.org mailing list >>>> https://lists.freebsd.org/mailman/listinfo/freebsd-wireless >>>> To unsubscribe, send any mail to " >>>> freebsd-wireless-unsubscribe@freebsd.org" >>>> >>> >> >> -- >> >> *Stephen Patrick* >> >> *Director* >> >> >> Wireless Excellence Limited >> The Oxford Science Park >> G6, Magdalen Centre, Robert Robinson Avenue >> Oxford OX4 4GA - United Kingdom >> >> Tel: +44 (0) 870 4959169 Mob: +44 (0)7802 425581 >> Email: stephen@cablefree.net Skype: stephenjpatrick Google: >> cablefree.stephen >> >> [image: Facebook] [image: >> Linkedin] [image: >> RSS] [image: Youtube] >> [image: Flickr] >> [image: Twitter] >> >> >> CAUTION - This message is confidential and may contain privileged >> information intended only for the use of the addressee named above. If you >> are not the intended recipient of this message you are hereby notified that >> any use, dissemination, distribution or reproduction of this message is >> prohibited. If you have received this message in error please notify >> Wireless Excellence immediately. Any views expressed in this message are >> those of the individual sender and may not necessarily reflect the views of >> Wireless Excellence Ltd. >> > -- *Stephen Patrick* *Director* Wireless Excellence Limited The Oxford Science Park G6, Magdalen Centre, Robert Robinson Avenue Oxford OX4 4GA - United Kingdom Tel: +44 (0) 870 4959169 Mob: +44 (0)7802 425581 Email: stephen@cablefree.net Skype: stephenjpatrick Google: cablefree.stephen [image: Facebook] [image: Linkedin] [image: RSS] [image: Youtube] [image: Flickr] [image: Twitter] CAUTION - This message is confidential and may contain privileged information intended only for the use of the addressee named above. If you are not the intended recipient of this message you are hereby notified that any use, dissemination, distribution or reproduction of this message is prohibited. If you have received this message in error please notify Wireless Excellence immediately. Any views expressed in this message are those of the individual sender and may not necessarily reflect the views of Wireless Excellence Ltd.