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Wed, 23 Jun 2021 18:37:52 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.5.0-alpha0-530-gd0c265785f-fm-20210616.002-gd0c26578 Mime-Version: 1.0 Message-Id: In-Reply-To: <877diky2as.fsf@dismail.de> References: <99c81af2-c83d-bc65-b502-7daa5d28364e@riseup.net> <877diky2as.fsf@dismail.de> Date: Wed, 23 Jun 2021 18:37:30 -0400 From: "Leo Famulari" To: "Joshua Branson" , amuza Subject: Re: Second screen - DisplayPort Content-Type: text/plain Received-SPF: pass client-ip=66.111.4.28; envelope-from=leo@famulari.name; helo=out4-smtp.messagingengine.com 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=fail ("headers rsa verify failed") header.d=famulari.name header.s=mesmtp header.b=lrjr4Pgz; dkim=fail ("headers rsa verify failed") header.d=messagingengine.com header.s=fm3 header.b=Eke1pwH8; dmarc=none; 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: -0.42 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=famulari.name header.s=mesmtp header.b=lrjr4Pgz; dkim=fail ("headers rsa verify failed") header.d=messagingengine.com header.s=fm3 header.b=Eke1pwH8; dmarc=none; 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: 6E3A41D70D X-Spam-Score: -0.42 X-Migadu-Scanner: scn0.migadu.com X-TUID: /ky0I8SUAYu5 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 > >