From: Kevin O'Connor <kevin@koconnor.net>
To: Gerd Hoffmann <kraxel@redhat.com>,
Anthony Liguori <anthony@codemonkey.ws>
Cc: seabios@seabios.org, qemu-devel@nongnu.org
Subject: [Qemu-devel] Re: [SeaBIOS] [PATCH 0/4] qemu option loading
Date: Fri, 18 Dec 2009 19:37:46 -0500 [thread overview]
Message-ID: <20091219003746.GA3149@morn.localdomain> (raw)
In-Reply-To: <1261134964-12427-1-git-send-email-kraxel@redhat.com>
On Fri, Dec 18, 2009 at 12:16:00PM +0100, Gerd Hoffmann wrote:
> Hi,
>
> qemu is about to change the way how option roms are loaded. pci roms
> will be loaded into a option rom bar (like real hardware does).
> non-pci roms can be loaded using the qemu firmware interface.
>
> With this change seabios will deploy all roms instead of having qemu
> copy them to the 0xc0000 -> 0e0000 range. Advantages are:
>
> * roms can be packed better, especially in case they resize themself
> (like the gPXE roms do).
> * rom area is a bit larger as seabios can additionally use the
> unused regions of the 0xe0000 segment.
> * the whole process comes closer to what happens on real hardware.
The SeaBIOS changes all look reasonable to me. Just need to make sure
they are coordinated with the associated qemu changes.
Anthony - it looks like you've made some changes to your seabios repo,
but I don't think you've pushed them yet.
-Kevin
next prev parent reply other threads:[~2009-12-19 0:37 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-18 11:16 [Qemu-devel] [PATCH 0/4] qemu option loading Gerd Hoffmann
2009-12-18 11:16 ` [Qemu-devel] [PATCH 1/4] Do not guard qemu shadow ram work around in CONFIG_OPTIONROMS_DEPLOYED Gerd Hoffmann
2009-12-18 11:16 ` [Qemu-devel] [PATCH 2/4] Disable CONFIG_OPTIONROMS_DEPLOYED by default Gerd Hoffmann
2009-12-18 11:16 ` [Qemu-devel] [PATCH 3/4] move htonl() + friends to util.h Gerd Hoffmann
2009-12-18 11:16 ` [Qemu-devel] [PATCH 4/4] qemu: add rom loading via fw_cfg Gerd Hoffmann
2009-12-18 15:41 ` [Qemu-devel] Re: [SeaBIOS] [PATCH 0/4] qemu option loading Anthony Liguori
2009-12-18 15:52 ` Gerd Hoffmann
2009-12-18 16:22 ` Anthony Liguori
2009-12-18 16:37 ` Gerd Hoffmann
2009-12-18 23:40 ` Kevin O'Connor
2009-12-19 0:37 ` Kevin O'Connor [this message]
2009-12-19 2:55 ` Anthony Liguori
2009-12-19 3:37 ` Kevin O'Connor
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