From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stefan Weil <weil@mail.berlios.de>
Subject: Re: [Qemu-devel] SeaBIOS cdrom regression with Vista
Date: Tue, 17 Nov 2009 18:07:53 +0100
Message-ID: <4B02D869.50309@mail.berlios.de>
References: <4B02A35B.10801@redhat.com>
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Cc: Kevin O'Connor <kevin@koconnor.net>,
	qemu-devel <qemu-devel@nongnu.org>,
	KVM list <kvm@vger.kernel.org>
To: Avi Kivity <avi@redhat.com>
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Avi Kivity schrieb:
> qemu-kvm's switch to seabios uncovered a regression with cdrom
> handling.  Vista x64 no longer recognizes the cdrom, while pc-bios
> still works.  Installing works, but that uses int 13, not the native
> driver.  Haven't investigated further yet.
>
> Command line:
>
> qemu -drive
> file=/root/kvm-autotest/client/tests/kvm/images/winvista-64.qcow2,if=ide,cache=writeback
> -m 512 -smp 2 -cdrom
> /root/kvm-autotest/client/tests/kvm/isos/windows/winutils.iso -snapshot
>
> b496fe34317ead61cf5ae019506fadc8f9ad6556 in qemu-kvm.git.
>

This QEMU patch was reported to fix a CDROM problem with fedora:
[PATCH] pci: Fix function pci_default_write_config

Maybe it's a related problem.

Regards,
Stefan