From owner-freebsd-current@FreeBSD.ORG Sat Feb 21 23:00:00 2015 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 6115D294 for ; Sat, 21 Feb 2015 23:00:00 +0000 (UTC) Received: from mail-qa0-f44.google.com (mail-qa0-f44.google.com [209.85.216.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 17CCE31F for ; Sat, 21 Feb 2015 22:59:59 +0000 (UTC) Received: by mail-qa0-f44.google.com with SMTP id n8so17507336qaq.3 for ; Sat, 21 Feb 2015 14:59:53 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:organization :user-agent:in-reply-to:references:mime-version:content-type; bh=OBfQZ34BysAZBrvKwWTZctmwC1W357Ji9Wo6+c8+j9g=; b=FWG3oLDCol6r4deo1120fFXnZkIm7wAdPBn7Tos/akja7Jr1kypTYMGsnJEJD5S7vi Xp4ryLhc9FnXGK/OIS9Bz0hkVMx7hWgp38QIHtlaKNcK0yaR/poA/UIzpmdeEgs1l7Tz y5Q/jL2wniJ1ybS9Uy221O1jai89qSp6xE603/iIVFIkv0JNCwP3cF2YqSKqKxobVpcp 5XkndLdnous2fz9PbpHCR25umT08nV9Y50neR4fKyJyO6uGbSXgWMyQThivoZvQZYoYo /lGdfnpF+QdW9gZ6rDBLghI93MencKlT2stLTP29igGrC+7rPYeXZUHRf+dSMYC6R1Hz L2sQ== X-Gm-Message-State: ALoCoQln/rw5GpCIQhnEQykmJLjBhUDxiFrPLfSLao5YgijwQDghgVBXFXlyEnpvPTT9+qbQGoGQ X-Received: by 10.140.150.149 with SMTP id 143mr10294626qhw.4.1424559593323; Sat, 21 Feb 2015 14:59:53 -0800 (PST) Received: from shawnwebb-laptop.localnet ([73.173.99.185]) by mx.google.com with ESMTPSA id b204sm14600525qhc.27.2015.02.21.14.59.52 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 21 Feb 2015 14:59:52 -0800 (PST) From: Shawn Webb To: Hans Petter Selasky Subject: Re: Pluggable frame buffer devices Date: Sat, 21 Feb 2015 17:59:48 -0500 Message-ID: <4020865.FJlWBPXrRZ@shawnwebb-laptop> Organization: HardenedBSD User-Agent: KMail/4.14.2 (FreeBSD/11.0-CURRENT; KDE/4.14.2; amd64; ; ) In-Reply-To: <54E6F060.2010301@selasky.org> References: <54E11A57.3030105@selasky.org> <1963872.pLReSBKNjx@shawnwebb-laptop> <54E6F060.2010301@selasky.org> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1704435.qqcmETWm2G"; micalg="pgp-sha256"; protocol="application/pgp-signature" Cc: freebsd-current@freebsd.org X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 21 Feb 2015 23:00:00 -0000 --nextPart1704435.qqcmETWm2G Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="us-ascii" On Friday, February 20, 2015 09:29:20 AM Hans Petter Selasky wrote: > On 02/20/15 02:15, Shawn Webb wrote: > > On Thursday, February 19, 2015 07:04:50 PM Shawn Webb wrote: > >> On Sunday, February 15, 2015 11:14:47 PM Hans Petter Selasky wrote= : > >>> Hi, > >>>=20 > >>> I've added support for USB display link adapters to FreeBSD-11-cu= rrent, > >>> but the kernel panics once "vt_fb_attach(info)" is called from > >>> "fbd_register(struct fb_info* info)" when the USB device is plugg= ed or > >>> udl.ko is loaded. Is this a known issue? > >>>=20 > >>> REF: https://svnweb.freebsd.org/base/head/sys/dev/usb/video/udl.c= > >>>=20 > >>> --HPS > >>=20 > >> I just bought a DisplayLink adapter that's compatible. Compiling a= new >=20 > >> kernel with device udl brings this error: > Hi, >=20 > You need to also build the "sys/modules/videomode" and install and kl= dload. >=20 > Does your device need a power supply? >=20 > Can you plug the device through an external USB HUB after boot? >=20 > Also you need some VT patches, before it will attach to VT which I ca= n > send you. See attachment. >=20 > Beware the unplugging the device is not supported. It will crash / pa= nic > which needs to be resolved. >=20 > --HPS (FYI: I'm switching email accounts from lattera@gmail.com to=20 shawn.webb@hardenedbsd.org) So I'm a little unsure how to test this. Could you provide some instruc= tions? I bought this device: http://www.iogear.com/support/dm/driver/GUC2020DW= 6 It's listed in udl.c as supported:=20 https://svnweb.freebsd.org/base/head/sys/dev/usb/video/udl.c?revision=3D= 278852&view=3Dmarkup#l151 What kind of setup should I have in my xorg.conf to tell xorg to use th= at=20 instead of the built-in laptop display? Can you provide an example xorg= .conf? =2D-=20 Shawn Webb HardenedBSD GPG Key ID: 0x6A84658F52456EEE GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89 3D9E 6A84 658F 5245 6EEE --nextPart1704435.qqcmETWm2G Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. 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