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Re: [Qemu-ppc] [PATCH] spapr: add "compat" machine option
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From: |
Paolo Bonzini |
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Subject: |
Re: [Qemu-ppc] [PATCH] spapr: add "compat" machine option |
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Date: |
Mon, 30 Sep 2013 13:52:33 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130923 Thunderbird/17.0.9 |
Il 30/09/2013 13:25, Alexander Graf ha scritto:
> On 27.09.2013, at 10:06, Alexey Kardashevskiy wrote:
>
>> > To be able to boot on newer hardware that the software support,
>> > PowerISA defines a logical PVR, one per every PowerISA specification
>> > version from 2.04.
>> >
>> > This adds the "compat" option which takes values 205 or 206 and forces
>> > QEMU to boot the guest with a logical PVR (CPU_POWERPC_LOGICAL_2_05 or
>> > CPU_POWERPC_LOGICAL_2_06).
>> >
>> > The guest reads the logical PVR value from "cpu-version" property of
>> > a CPU device node.
>> >
Why is the option under -machine instead of -cpu?
Paolo