From owner-freebsd-hackers@freebsd.org Wed Sep 2 22:29:42 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 62CC59C9ED2 for ; Wed, 2 Sep 2015 22:29:42 +0000 (UTC) (envelope-from rpokala@panasas.com) Received: from na01-by2-obe.outbound.protection.outlook.com (mail-by2on0077.outbound.protection.outlook.com [207.46.100.77]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (Client CN "mail.protection.outlook.com", Issuer "MSIT Machine Auth CA 2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 26B4EB90 for ; Wed, 2 Sep 2015 22:29:41 +0000 (UTC) (envelope-from rpokala@panasas.com) Received: from CY1PR08MB1803.namprd08.prod.outlook.com (10.162.218.25) by CY1PR08MB1802.namprd08.prod.outlook.com (10.162.218.24) with Microsoft SMTP Server (TLS) id 15.1.256.15; Wed, 2 Sep 2015 22:29:34 +0000 Received: from CY1PR08MB1803.namprd08.prod.outlook.com ([10.162.218.25]) by CY1PR08MB1803.namprd08.prod.outlook.com ([10.162.218.25]) with mapi id 15.01.0256.013; Wed, 2 Sep 2015 22:29:33 +0000 From: "Pokala, Ravi" To: "d@delphij.net" , "freebsd-hackers@freebsd.org" Subject: Re: Quick question: sc(4) vs vt(4) Thread-Topic: Quick question: sc(4) vs vt(4) Thread-Index: AQHQ5cyeqrODlPB0aE2qvnPtg/+DBZ4p0AUA//+MtgA= Date: Wed, 2 Sep 2015 22:29:33 +0000 Message-ID: References: <55E77692.4050709@delphij.net> In-Reply-To: <55E77692.4050709@delphij.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Microsoft-MacOutlook/14.5.4.150722 authentication-results: spf=none (sender IP is ) smtp.mailfrom=rpokala@panasas.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [64.80.217.3] x-microsoft-exchange-diagnostics: 1; CY1PR08MB1802; 5:MRZhqK31uIfc78CQX4i6hCi0m+9IWtjTjXaO7zK2izPAUuesKbu1vppDDWULB226vBlXafRkpIOcDp6knwu39ZvrsLetCxXRnBIV5MHAEUzAZ05rMQmT+DLe+2RrbLMsRCUmkg1R6zXwndHP9N5KDw==; 24:/KZjg0dG4f/MthCtuBFotNBLJ+U1jO5/LoinkjDws4nO0XckKGT1tFS0/IpS+46zRWfSiirHIEyiJLLTW31BeSNqRMB23J2Gx+Jq54wnI+4=; 20:Emd/FGHjynOldpbP/71yoSSKZguTTOMOQGifg/HJOJuHLxH14ioqijto8B0dGA23kzmSZyJT4/j6mEGxNgFzrg== x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:CY1PR08MB1802; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(601004)(5005006)(8121501046)(3002001); SRVR:CY1PR08MB1802; BCL:0; PCL:0; RULEID:; SRVR:CY1PR08MB1802; x-forefront-prvs: 0687389FB0 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(6009001)(377424004)(199003)(479174004)(13464003)(24454002)(189002)(50986999)(106356001)(5001960100002)(189998001)(5001860100001)(54356999)(62966003)(5002640100001)(76176999)(5001920100001)(5001830100001)(107886002)(4001350100001)(97736004)(4001540100001)(99286002)(105586002)(68736005)(81156007)(102836002)(83506001)(2501003)(101416001)(36756003)(77096005)(86362001)(87936001)(77156002)(19580395003)(64706001)(19580405001)(106116001)(5007970100001)(66066001)(5004730100002)(40100003)(46102003)(15975445007)(10400500002)(5001770100001)(92566002)(2900100001)(122556002)(2950100001)(781001); DIR:OUT; SFP:1101; SCL:1; SRVR:CY1PR08MB1802; H:CY1PR08MB1803.namprd08.prod.outlook.com; FPR:; SPF:None; PTR:InfoNoRecords; A:1; MX:1; LANG:en; received-spf: None (protection.outlook.com: panasas.com does not designate permitted sender hosts) spamdiagnosticoutput: 1:23 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: panasas.com X-MS-Exchange-CrossTenant-originalarrivaltime: 02 Sep 2015 22:29:33.5399 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: acf01c9d-c699-42af-bdbb-44bf582e60b0 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1PR08MB1802 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: Wed, 02 Sep 2015 22:29:42 -0000 -----Original Message----- From: Xin Li Organization: The FreeBSD Project Reply-To: Date: 2015-09-02, Wednesday at 15:22 To: Ravi Pokala , "freebsd-hackers@freebsd.org" Subject: Re: Quick question: sc(4) vs vt(4) >On 09/02/15 15:13, Pokala, Ravi wrote: >>... >>=20 >>=20 >> 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 >>not. > >I don't expect any problems with it used in systems that uses BIOS. In >fact, one would have to use vt if they want to use DRM2, and I personally >used it for quite some time on my Lenovo T530, and there isn't any glitch >related to vt(4) in the past year that I can remember. Thanks Xin. A few folks chimed in on #bsdcode and said the same thing. -Ravi >Cheers, >--=20 >Xin LI https://www.delphij.net/ >FreeBSD - The Power to Serve! Live free or die