From: Paolo Bonzini <pbonzini@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>, Gal Hammer <ghammer@redhat.com>
Cc: imammedo@redhat.com, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH V15 4/5] i386: add a Virtual Machine Generation ID device
Date: Thu, 28 May 2015 15:00:52 +0200 [thread overview]
Message-ID: <55671184.30300@redhat.com> (raw)
In-Reply-To: <20150528141210-mutt-send-email-mst@redhat.com>
On 28/05/2015 14:21, Michael S. Tsirkin wrote:
> > And the way I can fix it would be...? Is there another memory region I can
> > use?
> >
> > Thanks,
> >
> > Gal.
>
> I think we hammered out an interesting alternative off-list: get hold of
> some AddressRegionNVS memory and copy data from MMIO or port io over
> there when you get an interrupt.
That doesn't work because there's no way to get the base address of a
DataTableRegion.
You could use a linker ADD_POINTER command, but it wouldn't work for
UEFI. So I think it's best to just stay with this one. If we do find
something better we can always change it later.
Paolo
next prev parent reply other threads:[~2015-05-28 13:01 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-27 11:19 [Qemu-devel] [PATCH V15 0/5] Virtual Machine Generation ID Gal Hammer
2015-04-27 11:19 ` [Qemu-devel] [PATCH V15 1/5] docs: vm generation id device's description Gal Hammer
2015-04-27 13:42 ` Michael S. Tsirkin
2015-04-27 13:55 ` Michael S. Tsirkin
2015-04-28 14:20 ` Gal Hammer
2015-04-27 14:56 ` Eric Blake
2015-04-28 14:38 ` Gal Hammer
2015-04-27 11:19 ` [Qemu-devel] [PATCH V15 2/5] acpi: add a vm_generation_id_changed method Gal Hammer
2015-04-27 14:57 ` Eric Blake
2015-04-27 11:19 ` [Qemu-devel] [PATCH V15 3/5] aml: implement a 32-bit fixed memory range descriptor Gal Hammer
2015-04-27 11:19 ` [Qemu-devel] [PATCH V15 4/5] i386: add a Virtual Machine Generation ID device Gal Hammer
2015-04-27 13:38 ` Michael S. Tsirkin
2015-04-29 12:46 ` Gal Hammer
2015-04-27 14:59 ` Eric Blake
2015-05-28 10:25 ` Paolo Bonzini
2015-05-28 11:49 ` Michael S. Tsirkin
2015-05-28 11:59 ` Gal Hammer
2015-05-28 12:21 ` Michael S. Tsirkin
2015-05-28 13:00 ` Paolo Bonzini [this message]
2015-05-28 13:24 ` Michael S. Tsirkin
2015-05-28 13:35 ` Paolo Bonzini
2015-05-29 11:46 ` Igor Mammedov
2015-06-03 16:32 ` Michael S. Tsirkin
2015-06-03 16:37 ` Paolo Bonzini
2015-06-08 13:42 ` Gal Hammer
2015-06-08 13:43 ` Paolo Bonzini
2015-06-08 13:52 ` Gal Hammer
2015-06-08 13:55 ` Paolo Bonzini
2015-06-08 13:58 ` Daniel P. Berrange
2015-06-08 14:05 ` Gal Hammer
2015-06-08 15:01 ` Michael S. Tsirkin
2015-06-08 15:17 ` Paolo Bonzini
2015-06-08 15:22 ` Michael S. Tsirkin
2015-06-08 15:28 ` Gal Hammer
2015-06-08 15:32 ` Michael S. Tsirkin
2015-06-08 15:33 ` Paolo Bonzini
2015-06-08 15:41 ` Michael S. Tsirkin
2015-06-08 15:43 ` Paolo Bonzini
2015-06-08 14:00 ` Gal Hammer
2015-06-08 13:59 ` Paolo Bonzini
2015-04-27 11:19 ` [Qemu-devel] [PATCH V15 5/5] tests: add a unit test for the vmgenid device Gal Hammer
2015-04-27 15:01 ` Eric Blake
2015-04-27 16:17 ` Michael S. Tsirkin
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