From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gleb Natapov Subject: Re: [Qemu-devel] [PATCH 0/3] Add BIOS splash image support Date: Wed, 17 Dec 2008 15:55:12 +0200 Message-ID: <20081217135512.GJ13794@redhat.com> References: <1229440810-12394-1-git-send-email-Laurent.Vivier@bull.net> <49480F6D.2010302@codemonkey.ws> <20081217110319.GD13455@redhat.com> <200812171318.58650.paul@codesourcery.com> <49490282.3080800@siemens.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Paul Brook , kvm developers , Blue Swirl , bochs developers To: qemu-devel@nongnu.org Return-path: Received: from mx2.redhat.com ([66.187.237.31]:46218 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751169AbYLQN4g (ORCPT ); Wed, 17 Dec 2008 08:56:36 -0500 Content-Disposition: inline In-Reply-To: <49490282.3080800@siemens.com> Sender: kvm-owner@vger.kernel.org List-ID: On Wed, Dec 17, 2008 at 02:45:38PM +0100, Jan Kiszka wrote: > Paul Brook wrote: > >>> Modern BIOSes have splash screens. I don't see why our BIOS shouldn't > >>> have one too. > >> Crap PC BIOSes have splash screens because they're horribly slow > >> and otherwise printing lots of irrelevant scary junk at users. The > >> best BIOS 'splash' screen is one which never appears unless there > >> is a boot failure, and gets control to the OS as quickly as possible. > >> IMHO a better goal is reducing the time until the OS / bootloader is > >> able to take over all management of the display. > > > > I agree. The qemu bios init process takes almost no time. > > > > The only reason it takes a noticeable amount of time is that we have a > > deliberate delay in there to allow the user to access the boot menu. > > I'm not convinced this menu is actually very useful in practice, It's > > something that should probably be delegated to your management utility and/or > > be optional. > > Yes, please. I hate this artificial delay, specifically as I have to do > a lot of short boot tests where this contributes noticeably to their > execution time. But, as usual, it didn't hurt enough to make me hack a > patch yet. I'm willing to do this if we can agree on how it should be done. > Add "-bootmenu" option to qmeu and pass it to BIOS via fw confing interface? -- Gleb.