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Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SM
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI |
Date: |
Fri, 25 Nov 2016 06:00:26 +0200 |
On Thu, Nov 24, 2016 at 09:37:41AM +0100, Laszlo Ersek wrote:
> On 11/24/16 05:29, Michael S. Tsirkin wrote:
> > On Wed, Nov 23, 2016 at 07:38:35PM -0500, Kevin O'Connor wrote:
> >> As a general comment - it does seem unfortunate that we keep building
> >> adhoc interfaces to communicate information from firmware to QEMU. We
> >> have a generic mechanism (fw_cfg) for passing adhoc information from
> >> QEMU to the firmware, but the inverse seems to always involve magic
> >> pci registers, magic io space registers, specific init ordering, etc.
> >
> > FWIW I posted a proposal
> > fw-cfg: support writeable blobs
> > a while ago to try to address that
> >
>
> Yes, here's the discussion (Feb 2016):
>
> https://www.mail-archive.com/address@hidden/msg354852.html
>
> and it was even part of a pull req (Mar 2016):
>
> https://www.mail-archive.com/address@hidden/msg359348.html
>
> but it wasn't merged, apparently.
>
> If QEMU (re)gains this feature, I can try basing the broadcast SMI
> negotiation on it.
>
> Thanks
> Laszlo
I dropped since it wasn't used yet. Go ahead and include it
in your patchset if you like it.
--
MST
- [Qemu-devel] [PATCH v3 for-2.9 2/3] hw/isa/lpc_ich9: add SMI feature negotiation via APM_STS, (continued)
- [Qemu-devel] [PATCH v3 for-2.9 2/3] hw/isa/lpc_ich9: add SMI feature negotiation via APM_STS, Laszlo Ersek, 2016/11/18
- [Qemu-devel] [PATCH v3 for-2.9 3/3] hw/isa/lpc_ich9: ICH9_APM_STS_F_BROADCAST_SMI: inject SMI on all VCPUs, Laszlo Ersek, 2016/11/18
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Michael S. Tsirkin, 2016/11/18
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Paolo Bonzini, 2016/11/23
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Laszlo Ersek, 2016/11/23
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Laszlo Ersek, 2016/11/23
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Kevin O'Connor, 2016/11/23
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Michael S. Tsirkin, 2016/11/23
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Laszlo Ersek, 2016/11/24
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI,
Michael S. Tsirkin <=
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Laszlo Ersek, 2016/11/25
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Laszlo Ersek, 2016/11/25
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Gerd Hoffmann, 2016/11/28
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Laszlo Ersek, 2016/11/28
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Paolo Bonzini, 2016/11/28
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Igor Mammedov, 2016/11/25
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Igor Mammedov, 2016/11/24
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Paolo Bonzini, 2016/11/24
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Igor Mammedov, 2016/11/24
- Re: [Qemu-devel] [PATCH v3 for-2.9 0/3] q35: add negotiable broadcast SMI, Paolo Bonzini, 2016/11/25