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Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel
From: |
Michael S. Tsirkin |
Subject: |
Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?) |
Date: |
Wed, 16 Dec 2009 16:14:40 +0200 |
User-agent: |
Mutt/1.5.19 (2009-01-05) |
On Wed, Dec 16, 2009 at 09:12:21AM -0500, Kevin O'Connor wrote:
> On Wed, Dec 16, 2009 at 03:52:34PM +0200, Michael S. Tsirkin wrote:
> > I am mostly concerned with migrating between qemu versions with
> > different roms, while guest was in the middle of running ROM.
> > This might be solved if we migrated ROM content together with
> > the device and put some padding in ROM content so that
> > size can be kept constant.
>
> SeaBIOS will always copy the roms into the 0xc0000-0xf0000 memory area
> (regardless of CONFIG_OPTIONROMS_DEPLOYED). So, if one migrates a
> machine while running a rom, the memory holding the rom should get
> migrated with everything else.
>
> -Kevin
Ah, cool. We still have the issue of migrating while ROM is being
read, but this bug existed already.
--
MST
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), (continued)
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Michael S. Tsirkin, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Gerd Hoffmann, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Michael S. Tsirkin, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Kevin O'Connor, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Gleb Natapov, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Michael S. Tsirkin, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Gleb Natapov, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Michael S. Tsirkin, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Gleb Natapov, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Michael S. Tsirkin, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?),
Michael S. Tsirkin <=
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Anthony Liguori, 2009/12/15
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Michael S. Tsirkin, 2009/12/15
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Anthony Liguori, 2009/12/15
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Chris Wright, 2009/12/15
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Anthony Liguori, 2009/12/15
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Kevin O'Connor, 2009/12/15
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Gerd Hoffmann, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Gerd Hoffmann, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Kevin O'Connor, 2009/12/16
- Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?), Gerd Hoffmann, 2009/12/17