Re: [Qemu-devel] Booting AIX / First try w/QEMU

[Hollis Blanchard <hollis@penguinppc.org>]

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On Wed, Oct 14, 2009 at 1:31 AM, Laurent Vivier <Laurent@vivier.eu> wrote:

> >To whom it shall concern,
> >
> >I have absolutely no time for mailing lists or to spend much time on
> >this other than to report the bug, so please understand I am just here
> >to report this, and have little time for continued testing of it. I
> >leave that to you, the developers.
> >
> >I ran into two different bugs attempting to try QEMU 0.11, under
> >CentOS 5.3 64bit (fully updated), QEMU compiled from source
> >flawlessly, while under under VirtualBox on a Lenvo T400 laptop.
> >
> >My goal was to try to boot an AIX CDROM from QEMU 0.11 (AIX 6.1), I
> >never got that far due to these bugs.
> >
> >
> >Bug #1:
> >
> >It seems to complain about some 1MB BIOS file being missing or
> >dysfunctional, really I did not see any BIOS files that big, so, I
> >gave up with this type of boot. Then I tried below, "Bug #2", met with
> >more problems, so I gave up entirely as I had no more time to play
> >with it.
> >
> >/usr/local/bin/qemu-system-ppc -nographic -hda aix.raw -cdrom
> >./Image_091013_1359.iso -M prep
> >qemu: hardware error: PowerPC 601 / 620 / 970 need a 1MB BIOS
> >
> >CPU #0:
> >NIP fff00100   LR 00000000 CTR 00000000 XER 00000000
> >MSR 00000040 HID0 00000000  HF 00000000 idx 1
> >TB 00000000 00000000 DECR ffffffff
> >GPR00 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >GPR04 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >GPR08 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >GPR12 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >GPR16 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >GPR20 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >GPR24 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >GPR28 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >CR 00000000  [ -  -  -  -  -  -  -  -  ]             RES ffffffff
> >FPR00 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >FPR04 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >FPR08 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >FPR12 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >FPR16 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >FPR20 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >FPR24 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >FPR28 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> >FPSCR 00000000
> >SRR0 00000000 SRR1 00000000 SDR1 00000000
> >t: line 5: 11668 Aborted
> >/usr/local/bin/qemu-system-ppc -nographic -hda aix.raw -cdrom
> >./Image_091013_1359.iso -M prep
> >[root@localhost qemu]#
>
> To boot AIX6.1, you must emulate a CHRP with at least a POWER4.
> Moreover, AIX6.1 needs the hypervisor support in OpenFirmware (which is not
> the case of OpenBIOS).
>

This bug ("1MB BIOS") has nothing to do with the code he's trying to run:
it's ppc_prep.c refusing to work with openbios.

-Hollis

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