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Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule
From: |
Kevin O'Connor |
Subject: |
Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule |
Date: |
Sun, 17 May 2009 22:40:50 -0400 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Sun, May 17, 2009 at 09:37:26PM +0300, Stanislav wrote:
> > What does Coreboot give us over seabios?
> You asking :)
Coreboot and SeaBIOS don't compete - they complement each other.
Modern X86 systems have no memory access when they first power on -
the initial bootstrap code must scan the memory modules via the smbus
and then program the memory controller. Much of Coreboot is dedicated
to programming ram and other low-level details of the hardware.
SeaBIOS is a port of bochs bios to gcc. It provides support for
legacy 16bit interfaces, including loading an OS from
floppy/harddrive. Coreboot uses SeaBIOS to provide support for off
the shelf OSes (eg, Windows).
Much of what coreboot provides is unnecessary for an emulated machine.
> > Doesn't Coreboot use seabios for legacy OS?
>
> No idea ...
Yes - coreboot itself has no legacy interfaces - SeaBIOS provides that
support.
-Kevin
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, (continued)
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Jamie Lokier, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Avi Kivity, 2009/05/17
- RE: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Stanislav, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Avi Kivity, 2009/05/17
- RE: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Stanislav, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Avi Kivity, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Carl-Daniel Hailfinger, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Avi Kivity, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Anthony Liguori, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, ron minnich, 2009/05/19
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule,
Kevin O'Connor <=
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Anthony Liguori, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Jamie Lokier, 2009/05/18
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Carl-Daniel Hailfinger, 2009/05/25
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Anthony Liguori, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Avi Kivity, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Anthony Liguori, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Avi Kivity, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Anthony Liguori, 2009/05/17
- Re: [Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Avi Kivity, 2009/05/18
[Qemu-devel] Re: [PATCH 1/4] Add GPL bios as a submodule, Sebastian Herbszt, 2009/05/17