From owner-freebsd-hackers@freebsd.org Thu Sep 3 04:46:33 2015 Return-Path: Delivered-To: freebsd-hackers@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id B574B9C8E09 for ; Thu, 3 Sep 2015 04:46:33 +0000 (UTC) (envelope-from timp87@gmail.com) Received: from mail-wi0-x235.google.com (mail-wi0-x235.google.com [IPv6:2a00:1450:400c:c05::235]) (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 579131DE4 for ; Thu, 3 Sep 2015 04:46:33 +0000 (UTC) (envelope-from timp87@gmail.com) Received: by wicmc4 with SMTP id mc4so6501997wic.0 for ; Wed, 02 Sep 2015 21:46:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=Yxlq6iOjlcMrEr2GNQxqWXkbdx7mZFXr5cfB88FAc28=; b=06Duicx9ur+8l2JYEq9kONcyESPYzWgle89Bff+j7UOgnz3zGUi9Qh4iXSccGNZxvu nVyTRz9AJG1mxXk44ESQq7x/28k+Ckl+jYU96zgVsOQieJvad3YBbuss7gvprfPZUDP/ 1a9On25geLivAQZ01G7RyEonpOJeIiLFmYxR3HPQwTMXjkSL9dPHRJhdw58iAB/NikDO ocGsNCixo1dHWJXlAuS47g3fMYPmzAQMqzbKahAoyIc8B3xuZLm76RzP6UumllsDux3f 80c+bJKaEhExe4MPSqLTorp/l+tYONgRk9X/5g+SlBYoaripW19iqs4WBNZpWjU6vq1a S7nA== MIME-Version: 1.0 X-Received: by 10.180.85.194 with SMTP id j2mr10514045wiz.11.1441255591446; Wed, 02 Sep 2015 21:46:31 -0700 (PDT) Received: by 10.28.9.195 with HTTP; Wed, 2 Sep 2015 21:46:31 -0700 (PDT) Received: by 10.28.9.195 with HTTP; Wed, 2 Sep 2015 21:46:31 -0700 (PDT) In-Reply-To: References: Date: Thu, 3 Sep 2015 07:46:31 +0300 Message-ID: Subject: Re: Quick question: sc(4) vs vt(4) From: Pavel Timofeev To: "Pokala, Ravi" Cc: freebsd-hackers@freebsd.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.20 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Sep 2015 04:46:33 -0000 Hi! The only problem I experienced with vt(4) is extremely slow work in default mode under some virtualization platforms, for example, Hyper-V. vt(4) can be switched to text mode to make things better though. 03.09.2015 1:14 =D0=BF=D0=BE=D0=BB=D1=8C=D0=B7=D0=BE=D0=B2=D0=B0=D1=82=D0= =B5=D0=BB=D1=8C "Pokala, Ravi" =D0=BD=D0=B0=D0=BF=D0= =B8=D1=81=D0=B0=D0=BB: > Hi folks, > > vt(4) says: > > kern.vty > Set this value to `vt' or `sc' to override the default drive= r > used for the system console. By default, sc(4) is used on > com- > puters that boot from BIOS, and vt is used on computers that > boot > from UEFI. > > > Are there any known problems using vt(4) rather than sc(4) on systems > booting with BIOS? One of our folks noticed that sc(4) has a bunch of > dependencies, a bunch of which that are for obsolete hardware (AT > keyboards and their controllers, splash screens, etc), that vt(4) does no= t. > > Thanks, > > Ravi > > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org= " >