From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fabio Fantoni Subject: Re: Update Seabios on xen-unstable Date: Wed, 02 Jan 2013 15:41:15 +0100 Message-ID: <50E4470B.9000302@tiscali.it> References: <50D305F2.1060109@tiscali.it> <1357128605.5668.3.camel@zakaz.uk.xensource.com> Reply-To: fantonifabio@tiscali.it Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============4415720095446083371==" Return-path: In-Reply-To: <1357128605.5668.3.camel@zakaz.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Ian Campbell Cc: anthony.perard@citrix.com, xen-devel , Stefano Stabellini List-Id: xen-devel@lists.xenproject.org Questo è un messaggio firmato digitalmente in formato MIME. --===============4415720095446083371== Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms030409020404030603090201" Questo è un messaggio firmato digitalmente in formato MIME. --------------ms030409020404030603090201 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Il 02/01/2013 13:10, Ian Campbell ha scritto: > On Thu, 2012-12-20 at 12:34 +0000, Fabio Fantoni wrote: >> I saw good news about qemu-xen on xen-unstable updates to latest stabl= e >> version (1.3), I already start test it and report bugs found. >> I saw no seabios updates for now on xen-unstable, there is 1.7.1 >> upstream version since few months that include all vgabios. >> Is possible to update seabios on xen-unstable please? >> I have tried it time ago for probably resolution of qxl vga problem >> without result. >> It probably needs some particular settings or modification for correct= >> integration in xen about vgabios that I not know of. >> Thanks for any reply. > This is on my todo list, however it is made a bit tricky because SeaBIO= S > is quite picky about the compiler which is used (specifically the newes= t > SeaBIOS won't build on a Debian Stable system, which affects both me an= d > the Xen.org test system) > > The solution will probably be to ship a binary and only rebuild when > explicitly asked to. I haven't quite got round to it yet though. > > Ian. Thanks for your reply. Seabios 1.7.1 is now on Debian sid repository, I tested it with Wheezy=20 and xen-unstable and it is working. Qemu still crashes if qxl is active and used but I don't think it is a=20 seabios problem. I've been looking for the problem in xen but I didn't find a solution at = the moment. I can tell that seabios is called by hvmloader that sets a=20 few things like acpi and e820 mapping before calling it. Could it be=20 that hvmloader does something that interferes with seabios, like=20 imposing restrictions? In practice if I activate qxl but I use it only as stdvga I don't=20 experience any problem except low video performance, but if I use it=20 fully qemu crashes when spice start using qxl features, logging this erro= r: (/usr/sbin/xl:4658): Spice-CRITICAL **: red_memslots.c:123:get_virt:=20 slot_id 194 too big, addr=3Dc2c2c2c2c2c2c2c2 The only other possibility that comes to mind is that not enough=20 videoram is successifully set. I thought this problem was already solved = some months ago with xen and qemu upstream patches. Could there be other = problems preventing the assignment and use 128 mb of videoram? 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