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From: "Michael S. Tsirkin" <mst@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: glommer@redhat.com, seabios@seabios.org, qemu-devel@nongnu.org,
	Alexander Graf <agraf@suse.de>,
	Kevin O'Connor <kevin@koconnor.net>,
	Gerd Hoffmann <kraxel@redhat.com>,
	Sebastian Herbszt <herbszt@gmx.de>
Subject: Re: Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?)
Date: Tue, 15 Dec 2009 23:17:15 +0200	[thread overview]
Message-ID: <20091215211715.GF26712@redhat.com> (raw)
In-Reply-To: <4B27E518.7060300@codemonkey.ws>

On Tue, Dec 15, 2009 at 01:35:52PM -0600, Anthony Liguori wrote:
> Gerd Hoffmann wrote:
>> -kernel didn't work on a quick test.
>
> Thinking about how to fix this, we have two options.

Hmm, can you pls explain why it stops working?

> The first would be  
> to use the support in SeaBIOS for static roms but that would limit us to  
> two user supplied option roms (including kernel/multiboot/extboot).  We  
> could extend this to more than two roms but I think that's generally 
> ugly.
>
> Alternatively, we could introduce a special rom-only PCI device.   
> Besides getting support for a much greater number of option roms, it  
> also gives us a much nicer way to integrate multiboot/linux boot support  
> via qdev (instead of the ugly machine hack we have now).
>
> We could make them multifunction devices so that we don't unnecessarily  
> burn PCI slots to support roms.
>
> Regards,
>
> Anthony Liguori
>> cheers,
>>   Gerd

Will be a problem for non-PCI systems?

-- 
MST

  reply	other threads:[~2009-12-15 21:20 UTC|newest]

Thread overview: 101+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20091213200259.GB25615@redhat.com>
     [not found] ` <4B260683.8000506@redhat.com>
     [not found]   ` <20091214093414.GA30459@redhat.com>
     [not found]     ` <4B26090B.8010707@redhat.com>
     [not found]       ` <20091214094406.GB32140@redhat.com>
     [not found]         ` <4B261082.4030806@redhat.com>
2009-12-14 10:59           ` [Qemu-devel] Re: qdev property bug? Michael S. Tsirkin
2009-12-14 11:55             ` Alexander Graf
2009-12-14 13:24               ` Michael S. Tsirkin
2009-12-14 13:35                 ` Alexander Graf
2009-12-14 14:01                   ` Michael S. Tsirkin
2009-12-14 17:00                     ` Glauber Costa
2009-12-14 14:11                   ` Anthony Liguori
2009-12-14 14:11                     ` Michael S. Tsirkin
2009-12-14 14:13                       ` Michael S. Tsirkin
2009-12-14 14:25                         ` Anthony Liguori
2009-12-14 16:20                           ` Michael S. Tsirkin
2009-12-14 19:12                           ` Sebastian Herbszt
2009-12-14 19:20                             ` Michael S. Tsirkin
2009-12-14 19:38                               ` Sebastian Herbszt
2009-12-14 19:33                             ` Anthony Liguori
2009-12-14 19:42                               ` Michael S. Tsirkin
2009-12-14 19:59                                 ` Anthony Liguori
2009-12-14 20:20                                   ` Michael S. Tsirkin
2009-12-14 20:32                                     ` Gerd Hoffmann
2009-12-14 20:34                                       ` Michael S. Tsirkin
2009-12-14 20:36                                         ` Michael S. Tsirkin
2009-12-14 20:44                                           ` Anthony Liguori
2009-12-14 20:51                                             ` Michael S. Tsirkin
2009-12-15  2:37                                               ` Proper support for PCI-based option rom loading (was Re: [Qemu-devel] Re: qdev property bug?) Anthony Liguori
2009-12-15  3:55                                                 ` Kevin O'Connor
2009-12-15  4:34                                                 ` Kevin O'Connor
2009-12-15 13:15                                                   ` Anthony Liguori
2009-12-15 14:20                                                     ` Anthony Liguori
2009-12-15 14:33                                                       ` [SeaBIOS] " Avi Kivity
2009-12-15 17:35                                                         ` Anthony Liguori
2009-12-15 23:54                                                           ` Kevin OConnor
2009-12-16  0:41                                                             ` Anthony Liguori
2009-12-16  4:20                                                               ` Kevin O'Connor
2009-12-15  9:17                                                 ` Gerd Hoffmann
2009-12-15 10:14                                                   ` Gerd Hoffmann
2009-12-15 19:10                                                     ` Anthony Liguori
2009-12-16 12:03                                                       ` Gerd Hoffmann
2009-12-16 12:39                                                         ` Michael S. Tsirkin
2009-12-16 13:42                                                           ` Gerd Hoffmann
2009-12-16 13:52                                                             ` Michael S. Tsirkin
2009-12-16 14:12                                                               ` Kevin O'Connor
2009-12-16 14:14                                                                 ` Michael S. Tsirkin
2009-12-16 14:17                                                                 ` Gleb Natapov
2009-12-16 14:15                                                                   ` Michael S. Tsirkin
2009-12-16 14:18                                                                     ` Gleb Natapov
2009-12-16 14:24                                                                       ` Michael S. Tsirkin
2009-12-16 14:28                                                                         ` Gleb Natapov
2009-12-16 14:28                                                                           ` Michael S. Tsirkin
2009-12-15 19:35                                                     ` Anthony Liguori
2009-12-15 21:17                                                       ` Michael S. Tsirkin [this message]
2009-12-15 21:41                                                         ` Anthony Liguori
2009-12-16  0:33                                                           ` Chris Wright
2009-12-16  1:32                                                             ` Anthony Liguori
2009-12-16  4:57                                                           ` Kevin O'Connor
2009-12-16 12:31                                                             ` Gerd Hoffmann
2009-12-16 16:22                                                             ` Gerd Hoffmann
2009-12-17  1:24                                                               ` Kevin O'Connor
2009-12-17  9:45                                                                 ` Gerd Hoffmann
2009-12-17  9:50                                                                   ` Michael S. Tsirkin
2009-12-17 10:40                                                                     ` Gerd Hoffmann
2009-12-16 14:41                                                           ` Gerd Hoffmann
2009-12-16 14:41                                                             ` Michael S. Tsirkin
2009-12-16 14:50                                                               ` [SeaBIOS] " Gleb Natapov
2009-12-15 13:16                                                   ` Anthony Liguori
2009-12-15 21:24                                                     ` Sebastian Herbszt
2009-12-15 21:31                                                       ` Anthony Liguori
2009-12-15 21:38                                                         ` Sebastian Herbszt
2009-12-15 22:00                                                           ` Anthony Liguori
2009-12-17 21:14                                                             ` Sebastian Herbszt
2009-12-16  4:29                                                       ` Kevin O'Connor
2009-12-16 12:01                                                         ` Gerd Hoffmann
2009-12-15 19:21                                                   ` Anthony Liguori
2009-12-15 21:19                                                     ` Michael S. Tsirkin
2009-12-15 21:45                                                       ` Anthony Liguori
2009-12-15 21:52                                                         ` Michael S. Tsirkin
2009-12-15 21:57                                                           ` Anthony Liguori
2009-12-15 21:59                                                             ` Michael S. Tsirkin
2009-12-15 22:26                                                               ` Anthony Liguori
2009-12-15 22:51                                                                 ` Sebastian Herbszt
2009-12-16 14:49                                                                   ` Gerd Hoffmann
2009-12-17 20:33                                                                     ` Sebastian Herbszt
2009-12-15 10:51                                                 ` Michael S. Tsirkin
2009-12-15 19:05                                                   ` Anthony Liguori
2009-12-15 19:06                                                     ` Anthony Liguori
2009-12-14 20:43                                         ` [Qemu-devel] Re: qdev property bug? Anthony Liguori
2009-12-14 20:50                                           ` Michael S. Tsirkin
2009-12-14 21:05                                             ` Anthony Liguori
2009-12-14 21:36                                               ` Sebastian Herbszt
2009-12-14 21:52                                                 ` Anthony Liguori
2009-12-14 22:14                                                   ` Sebastian Herbszt
2009-12-15  4:23                                               ` Kevin O'Connor
2009-12-14 20:47                                         ` Sebastian Herbszt
2009-12-14 20:56                                           ` Anthony Liguori
2009-12-14 20:38                                       ` Sebastian Herbszt
2009-12-14 19:51                               ` Sebastian Herbszt
2009-12-14 14:22                       ` Anthony Liguori
2009-12-14 17:03                         ` Glauber Costa
2009-12-14 17:01                       ` Glauber Costa
2009-12-14 14:10               ` Anthony Liguori
2009-12-14 14:52                 ` Gerd Hoffmann
2009-12-14 14:54                   ` Anthony Liguori

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