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From: Laurent Vivier <Laurent@lvivier.info>
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Date: Sun, 19 Apr 2009 22:08:40 +0200
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Subject: [Qemu-devel] Re: [OpenBIOS] QEMU OpenBIOS booting?
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To: The OpenBIOS Mailinglist <openbios@openbios.org>
Cc: Alexander Graf <alex@csgraf.de>, qemu-devel@nongnu.org

Le dimanche 19 avril 2009 =C3=A0 13:00 -0700, Steven Noonan a =C3=A9crit :
> On Sun, Apr 19, 2009 at 12:23 PM, Blue Swirl <blauwirbel@gmail.com> wrote=
:
> > On 4/19/09, Steven Noonan <steven@uplinklabs.net> wrote:
> >> On Sun, Apr 19, 2009 at 1:24 AM, Laurent Vivier <Laurent@lvivier.info>=
 wrote:
> >>  > Le dimanche 19 avril 2009 =C3=A0 00:50 -0700, Steven Noonan a =C3=
=A9crit :
> >>  >> On Tue, Apr 14, 2009 at 10:46 PM, Steven Noonan <steven@uplinklabs=
.net> wrote:
> >>  >> > On Sun, Apr 12, 2009 at 1:39 AM, Laurent Vivier <Laurent@lvivier=
.info> wrote:
> >>  >> >> OpenBIOS is not able to boot MacOS X.
> >>  >> >
> [...]
> $=3D:>> XCOFF - load_xcoff: Loading 'System\Library\CoreServices\BootX'
> >> XCOFF - load_xcoff: XCOFF file with 3 sections entry:fff0a22c
> >> XCOFF - load_xcoff: Read next header (5c)
> >> XCOFF - load_xcoff: Load '.text' section from 5c d4 to 5600000 (28000)
> >> XCOFF - load_xcoff: Read next header (84)
> >> XCOFF - load_xcoff: Load '.data' section from 84 280d4 to 5628000 (200=
0)
> >> XCOFF - load_xcoff: Read next header (ac)
> >> XCOFF - load_xcoff: Erase '.bss' section at 562a000 size: 3a000
> >> ELF - transfer_control_to_elf: Starting ELF boot loader
> invalid/unsupported opcode: 02 - 0e - 0c (0b717b1c) 05616ed8 1
> invalid/unsupported opcode: 00 - 14 - 13 (000064e8) 000094d0 0
> Alcarin:qemu steven$
>=20
>=20
> So at least with my patches, we're getting what people with QEMU 0.8.0
> were getting: http://tinyurl.com/qemu080
>=20
> So now what's left is resolving -why- that 'invalid/unsupported
> opcode' issue crops up.

I think the booloader is loaded at addresses overwriting some parts of
openbios.

Regards,
Laurent