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Thu, 24 Jun 2021 15:44:29 -0700 (PDT) Subject: Re: Second screen - DisplayPort To: Leo Famulari , Joshua Branson References: <99c81af2-c83d-bc65-b502-7daa5d28364e@riseup.net> <877diky2as.fsf@dismail.de> From: amuza Message-ID: <44eebe90-4410-2e50-7f6a-ab387eafd0c8@riseup.net> Date: Fri, 25 Jun 2021 00:44:28 +0200 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=198.252.153.129; envelope-from=amuza@riseup.net; helo=mx1.riseup.net X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-guix@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: znavko--- via Errors-To: help-guix-bounces+larch=yhetil.org@gnu.org Sender: "Help-Guix" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; 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aspmx1.migadu.com; dkim=pass header.d=riseup.net header.s=squak header.b=CYtVa5Xb; spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Migadu-Spam-Score: -3.13 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=riseup.net header.s=squak header.b=CYtVa5Xb; dmarc=pass (policy=none) header.from=riseup.net; spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Migadu-Queue-Id: 20F7C1CBEE X-Spam-Score: -3.13 X-Migadu-Scanner: scn1.migadu.com X-TUID: V7WS0gs1ocnj CPU architecture is x86_64 It is a Lenovo T430. Please let me know if you need any other info to help me. Leo Famulari: > DiaplayPort is a (mostly) display interface standard that is unrelated to HDMI: > > https://en.wikipedia.org/wiki/DisplayPort > > Amuza, does Linux register connections to your DisplayPort interface? You can check the output of dmesg. > > What kind of CPU architecture are you using? Maybe some kernel config flag needs to be changed. > > On Wed, Jun 23, 2021, at 12:27, Joshua Branson wrote: >> amuza writes: >> >>> Hello! >>> >>> I'm new to Guix system, yesterday I installed it for the first time. I >>> installed it with i3 and Mate. >>> >>> I would like to use my second monitor, but its DisplayPort connection is >>> not recognized by xrandr. xrandr only shows my own laptop's screen. >>> >>> If I connect my second monitor through VGA, xrandr does detect that VGA >>> connection. >>> >>> The DisplayPort connection worked fine with Trisquel, I could use my >>> second monitor, so I guess it's not an issue on software Freedom. >> >> I wish I knew how to help...What's the main difference between HDMI and >> display port? Does display port allow one to send video and audio down >> the wire? >> >>> >>> Any suggestion on how to make Guix detect my DisplayPort-connected monitor? >>> >>> Thank you! >>> >> >> -- >> Joshua Branson (joshuaBPMan in #guix) >> Sent from Emacs and Gnus >> https://gnucode.me >> https://video.hardlimit.com/accounts/joshua_branson/video-channels >> https://propernaming.org >> "You can have whatever you want, as long as you help >> enough other people get what they want." - Zig Ziglar >> >>