[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model
From: |
Daniel P . Berrangé |
Subject: |
Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model |
Date: |
Tue, 16 Apr 2019 13:12:41 +0100 |
User-agent: |
Mutt/1.11.3 (2019-02-01) |
On Tue, Apr 16, 2019 at 08:06:13PM +0800, Pu Wen wrote:
> Add a new base CPU model called 'Dhyana' to model processors from Hygon
> Dhyana(family 18h), which derived from AMD EPYC(family 17h).
>
> The following features bits have been removed compare to AMD EPYC:
> aes, pclmulqdq, sha_ni
>
> The Hygon Dhyana support to KVM in Linux is already accepted upstream[1].
> So add Hygon Dhyana support to Qemu is necessary to create Hygon's own
> CPU model.
>
> Reference:
> [1] https://git.kernel.org/tip/fec98069fb72fb656304a3e52265e0c2fc9adf87
>
> Signed-off-by: Pu Wen <address@hidden>
> ---
> v2->v3:
> - Remove the Dhyana machine types in the back-compat property tables
> since there is no Dhyana CPU model in older QEMU releases.
>
> v1->v2:
> - Remove CPU model 'Dhyana' and rename the CPU model 'Dhyana-IBPB' to
> 'Dhyana' because Dhyana CPUs already have the IBPB feature.
>
> target/i386/cpu.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
> target/i386/cpu.h | 2 ++
> 2 files changed, 52 insertions(+)
Reviewed-by: Daniel P. Berrangé <address@hidden>
Regards,
Daniel
--
|: https://berrange.com -o- https://www.flickr.com/photos/dberrange :|
|: https://libvirt.org -o- https://fstop138.berrange.com :|
|: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|
- [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Pu Wen, 2019/04/16
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model,
Daniel P . Berrangé <=
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Pavel Hrdina, 2019/04/16
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Eduardo Habkost, 2019/04/16
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Pu Wen, 2019/04/17
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Pavel Hrdina, 2019/04/17
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Daniel P . Berrangé, 2019/04/18
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Pavel Hrdina, 2019/04/18
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Eduardo Habkost, 2019/04/18
- Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Pavel Hrdina, 2019/04/18
Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model, Eduardo Habkost, 2019/04/16