From nobody Thu Aug 26 16:48:28 2021 X-Original-To: freebsd-xen@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 14B90178AF67 for ; Thu, 26 Aug 2021 16:48:31 +0000 (UTC) (envelope-from gerd.hafenbrack@gmail.com) Received: from mail-wm1-x335.google.com (mail-wm1-x335.google.com [IPv6:2a00:1450:4864:20::335]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4GwTLk6VW9z4b1J for ; Thu, 26 Aug 2021 16:48:30 +0000 (UTC) (envelope-from gerd.hafenbrack@gmail.com) Received: by mail-wm1-x335.google.com with SMTP id f10so2235736wml.2 for ; Thu, 26 Aug 2021 09:48:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=WGZVgKDJ3p6Wr/xLD5ivfWA09ThUzOJga/GoEYokF/E=; b=KsQQd6HePAYKrfHG4A8ey9Y5UoydstWTAunM2+MQun2Nb3H1PjJCbzk9f80bT6phZp O2UtBwPhcYhcJGXN/D92UrW3UZxJxswEzqGtS70snqXpu7doFKAPyalvKLX2OD41sKMy 1vEbsgyli7597O08bvpJYqz7IaXuY0UCkWuf2y/82h14XMfeiLx4FYITXIfqVI1fNr8T aTRwfgAn9TzTIv43m/yPX97+NnGBtgpY2oeEcj2dx1v1kQL5ns0shEQlWq8KUfPHSkOC lgoIc//pqVN3SfUXzJJW7qHkeFHoiClFBAjM4QBob3m5Q1G+05b6OOTpXF2PODfpPXfs 2LLA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=WGZVgKDJ3p6Wr/xLD5ivfWA09ThUzOJga/GoEYokF/E=; b=UivXx7MGhICtblPYVs9+bnt3YhdAHbTesySxuJT+tdRQ2iW7oJjQOQdRbJ/DsrFNtj 4zrJtW5eeZPxPGjDQBLllaHqme1D+7/iorc3NgutItFLGgUmratVmunY/jMBIvBBFQmI Hrymw56P4jvX2m7H1Wp+WStS5ZjTR7KeWcceSSVHBlPPK/tGEC6eWzwHhhvN5L4opnPW 7guv2O/UiALUSw0SgBnbyzH/0nNs1Xt+SNydKkClbfHIMLvG2+/BdbyFQgLJqB+xXpVA EaJkLVAwAZ6EMZxnWF8aUn2mIeEVbbVibwVLctD9XGqmRXw6Z3AcTHt29G0psP2HC8J5 E4YA== X-Gm-Message-State: AOAM531gS0cWVyyTT2j856k7pemlSpohUASLbMnwyJzDyTlrOVhuMuXX Nj+ZVTQGoZHDbzKV2KmmEvHtbwgFZQ4= X-Google-Smtp-Source: ABdhPJxcn48BcF9m8EaAp0dTjFByRNN3hPS7uDECvbO0HSpCg++bUpCt12vbeOb46/b9bsoCm63LiA== X-Received: by 2002:a05:600c:154d:: with SMTP id f13mr4531951wmg.153.1629996509862; Thu, 26 Aug 2021 09:48:29 -0700 (PDT) Received: from ?IPv6:2a02:8070:e198:fc00:826:4bc7:bdfe:70d4? ([2a02:8070:e198:fc00:826:4bc7:bdfe:70d4]) by smtp.gmail.com with ESMTPSA id c15sm648008wmr.8.2021.08.26.09.48.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 26 Aug 2021 09:48:29 -0700 (PDT) Subject: Re: another xen-kernel UEFI story To: "Lizbeth Mutterhunt, Ph.D" Cc: freebsd-xen@freebsd.org References: <3839452.BRNeRiNLvY@freebsd_current> <9cf13949-3436-ce43-9884-d7a028c940fb@gmail.com> <2659512.iL6vRArjjl@freebsd_current> <4DAB0DB2-E18D-4024-B80B-FCA2D2F51A45@gmail.com> <1907E411-6E75-4177-AD80-BB93D922DBAF@gmail.com> <0B0D7949-1068-46EF-BD5D-F4D3433F51E0@gmail.com> <53d2fa19-0e7d-ba06-3761-59561c9df8ba@gmail.com> <6DF76321-EBF1-403A-A9AE-971EA6A43C59@gmail.com> From: Gerd Hafenbrack Message-ID: Date: Thu, 26 Aug 2021 18:48:28 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 List-Id: Discussion List-Archive: https://lists.freebsd.org/archives/freebsd-xen List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-xen@freebsd.org X-BeenThere: freebsd-xen@freebsd.org MIME-Version: 1.0 In-Reply-To: <6DF76321-EBF1-403A-A9AE-971EA6A43C59@gmail.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 4GwTLk6VW9z4b1J X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; TAGGED_FROM(0.00)[] X-ThisMailContainsUnwantedMimeParts: N The null modem cable can't be plugged on the mainboard directly. It will be plugged to the DB9 on the slot bracket of the adapter. There are 10 pins but 1 pin is a key pin so there are 9 pins left. Gerd On 2021-08-26 18:38, Lizbeth Mutterhunt, Ph.D wrote: > Ah! Logo! > > Bought it and waiting for it. Will make protocol if ready! > > Thx a lot, so it’s not to be plugged on the mainboard directly, we need an adapter between the 10 pin (not 9 as I thought, but with older my eyes leave their light more and more and listening has been always bad :-) ) > > Lizbeth > > >> Op 26 aug. 2021, om 17:33 heeft Gerd Hafenbrack het volgende geschreven: >> >> in your picture/foto you tried to put the null modem cable onto the mainboard? >> This won't work! >> You need something like this (no recommendation, just an example): >> https://smile.amazon.de/InLine-33208-DB9-10Pin-Interface-Gender-Adapter/dp/B000MAFOK4 >> The chain should look like this: >> mainboard -> DB9/RS-232-Adapter -> slot -> null modem cable -> USB-Adapter -> receiving USB port at laptop >> >> Gerd >> >> On 2021-08-21 17:48, Lizbeth Mutterhunt, Ph.D wrote: >>> Epilog: >>> ugen2.6: at usbus2, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON (100mA) >>> This is what it looks like on the receiving end at the moment. >>> Informed the forum how far we are… but the new null-cable works with the port: look at the foto… >>> Good for today, why does amazon not deliver faster?, but we can wait, can’t we, >>> lizbeth >>>> Op 21 aug. 2021, om 09:46 heeft Roger Pau Monné het volgende geschreven: >>>> >>>> On Fri, Aug 20, 2021 at 06:41:57PM +0200, Lizbeth Mutterhunt, Ph.D wrote: >>>>> >>>>> >>>>>> Op 18 aug. 2021, om 17:11 heeft Roger Pau Monné het volgende geschreven: >>>>>> >>>>>> On Wed, Aug 18, 2021 at 04:03:34PM +0200, Lizbeth Mutterhunt, Ph.D wrote: >>>>>>> Ok, the RS-232 cable arrived yestereday to connect it with my ASUS board shouldn’t be the problem, but how to connect on the other side of a 7 year old Dell Notebook with FreeBSD 14 CURRENT running? I guess I need a USB -> RS232 adapter there, or? And the Raspi would need something like this, too? >>>>>> >>>>>> Yes, that's what I use, a RS-232 to USB adapter. I've connected the >>>>>> adapter to either a laptop or a Raspberry Pi. As long as you have the >>>>>> drivers it doesn't really matter what you use on the other end. >>>>>> >>>>>> Keep in mind the cable between both boxes must be a null modem cable, >>>>>> or else it won't work. >>>>>> >>>>> I can’t connect it onboard, went with skalpell to the white plastic protection >>>> >>>> So you are not able to plug the serial header into the motherboard? >>>> Sorry, TBH it's not clear to me where you are stuck. >>>> >>>> Do you have the whole thing setup with all the cables properly >>>> connected and it's not working? >>>> >>>> How are you trying to connect to the serial console on the receive >>>> end? >>>> >>>>> But still no success even when force flag is on! Is this a sign, it is not a 0-modem-cable. >>>>> There are 9 pins, Clear to Send, Ready To Send, Clear to Receive, Ready to receive RX and DX (switching) and one stop bit and the brown earth pin. They appear on the board same way, but still they can’t connect. >>>>> >>>>> Buy another cable or another adapter? >>>> >>>> FWIW, I tend to use Startech adapters: >>>> >>>> https://www.amazon.de/StarTech-USB-Seriell-Adapterkabel-Schnittstellen/dp/B00GRP8EZU/ref=sr_1_4?__mk_de_DE=%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=1&keywords=startech+usb+serial&qid=1629531611&s=computers&sr=1-4 > >>>> >>>> And then you also need a null modem cable, like: >>>> >>>> https://www.amazon.de/StarTech-Null-Modem-Kabel-schwarz/dp/B00QM8ZP5E/ref=sr_1_3?__mk_de_DE=%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=1&keywords=startech+nullmodem&qid=1629531635&s=computers&sr=1-3 > >>>> >>>> Sorry for the brand naming. I'm in no way affiliated to Startech, it's >>>> just that I find their products more reliable than others, and hence >>>> that's what I would recommend. >>>> >>>> Regards, Roger. > >