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Re: [Qemu-devel] [PATCH 2/3] ppc64-softmmu: Remove unsupported FDC from

From: David Gibson
Subject: Re: [Qemu-devel] [PATCH 2/3] ppc64-softmmu: Remove unsupported FDC from config
Date: Tue, 10 Mar 2015 14:58:34 +1100
User-agent: Mutt/1.5.23 (2014-03-12)

On Tue, Mar 10, 2015 at 02:52:48PM +1100, Alexey Kardashevskiy wrote:
> On 03/10/2015 01:39 AM, Alexey Kardashevskiy wrote:
> >On 03/09/2015 11:31 PM, Alexander Graf wrote:
> >>
> >>
> >>On 02.03.15 00:46, Alexey Kardashevskiy wrote:
> >>>This removes floppy disks support as it is not supported by any PPC64
> >>>system anyway as the only way to have floppy disk on such systems would
> >>>be an ISA bus and Linux kernels seems have never had such support.
> >>>
> >>>Signed-off-by: Alexey Kardashevskiy <address@hidden>
> >>
> >>I removed this patch from my queue again. The ppc64-softmmu target can
> >>execute -M PReP which in turn uses the fdc.
> >
> >
> >Out of curiosity - do you have actual 64bit guests being able to run on
> >PReP? :) Current Linux ditched its support...
> Paul suggested that there has never ever been a 64bit PReP CPU so there is
> no point in emulating it in QEMU. Or there is some reason for that?

IIUC, qemu-system-ppc64 (roughly speaking) emulates a superset of what
qemu-system-ppc does, not a different set of hardware.

David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!

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