From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Kiszka Subject: Re: [Qemu-devel] Re: Question about KVM and PC speaker Date: Wed, 06 May 2009 12:34:31 +0200 Message-ID: <4A0167B7.2050200@siemens.com> References: <49EF69BC.90300@gmx.de> <49F01C8D.1010203@web.de> <20090423083252.GB5277@const.bordeaux.inria.fr> <49F031C2.5000204@siemens.com> <20090423092546.GF5277@const.bordeaux.inria.fr> <49F035E7.5080906@siemens.com> <49F03A00.8060502@redhat.com> <49F0430A.8010300@siemens.com> <49FF1919.1030909@gmx.de> <49FF5033.1050402@web.de> <20090504205618.GP5889@const.famille.thibault.fr> <49FF5777.8070704@web.de> <4A006268.6040006@linux-fuer-blinde.de> <3D0ED7CD58CF4D37904670A5A85AE2C7@FSCPC> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Simon Bienlein , Volker Ruppert , Qemu-devel@nongnu.org, kvm@vger.kernel.org To: Sebastian Herbszt Return-path: Received: from lizzard.sbs.de ([194.138.37.39]:18162 "EHLO lizzard.sbs.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753236AbZEFKen (ORCPT ); Wed, 6 May 2009 06:34:43 -0400 In-Reply-To: <3D0ED7CD58CF4D37904670A5A85AE2C7@FSCPC> Sender: kvm-owner@vger.kernel.org List-ID: Sebastian Herbszt wrote: > Simon Bienlein wrote: >> Is a support for BIOS worked on right now? > > The vgabios (vgabios.c) has a "FIXME should beep". Volker, do you plan > to fix this? > > Which frequency should be used for the beep? Which delay? I would try 1 KHz and some hundred milliseconds. > Getting a delay using "inb(0x61) & 0x10" is still a no go on qemu, right? Looks like (should be far too inaccurate for longer delays). What about 0x40:0x6c, the BIOS' daily timer counter? Jan -- Siemens AG, Corporate Technology, CT SE 2 Corporate Competence Center Embedded Linux