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Date: Wed, 25 Jun 2014 12:58:06 +0200
From: Alexander Graf <agraf@suse.de>
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Subject: Re: [Qemu-devel] [PATCH] target-ppc: Add support for POWER8 pvr
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To: Alexey Kardashevskiy <aik@ozlabs.ru>, qemu-devel@nongnu.org
Cc: Tom Musta <tommusta@gmail.com>, Paul Mackerras <paulus@samba.org>, qemu-ppc@nongnu.org


On 25.06.14 09:41, Alexey Kardashevskiy wrote:
> At the moment QEMU knows about one version of POWER8 CPU with
> PVR 0x4B.0000. This CPU class is defined as "POWER8". The linux
> kernel names it as "POWER8E" which is different from the name QEMU uses.
>
> Now we get another version of POWER8 which is architecturally equivalent
> to POWER8E but has different PVR 0x4D.0000 so QEMU fails to find
> a PPC CPU class on these machines. The linux kernel names these CPUs as
> "POWER8".
>
> This renames the existing "POWER8" to "POWER8E" to be more precise and
> stay in sync with the linux kernel.
>
> This adds a new "POWER8" family which calls POWER8E class init function
> and defines own PVR mask (used to match a CPU class) and desc (used to
> create dynamic version-less CPU class).
>
> This does not change CPU class fw_name attribute as the host POWER8
> firmware keeps using "PowerPC,POWER8" on both POWER8 and POWER8E.
>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Cc: Tom Musta <tommusta@gmail.com>
> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>

Thanks, applied to ppc-next.


Alex