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Date: Thu, 10 Mar 2011 13:23:36 -0600
From: Anthony Liguori <anthony@codemonkey.ws>
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Subject: Re: [Qemu-devel] Re: RFC: emulation of system flash
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To: Jordan Justen <jljusten@gmail.com>
Cc: Gleb Natapov <gleb@redhat.com>, Jan Kiszka <jan.kiszka@siemens.com>, qemu-devel <qemu-devel@nongnu.org>, Michal Suchanek <hramrach@centrum.cz>, Kevin O'Connor <kevin@koconnor.net>, Avi Kivity <avi@redhat.com>, Stefan Hajnoczi <stefanha@gmail.com>

On 03/10/2011 01:03 PM, Jordan Justen wrote:
> On Thu, Mar 10, 2011 at 03:46, Jan Kiszka<jan.kiszka@siemens.com>  wrote:
>> On 2011-03-10 12:27, Jan Kiszka wrote:
>>> On 2011-03-10 10:47, Gleb Natapov wrote:
>>>> My suggestion is to extend
>>>> -bios option like this:
>>>>
>>>> -bios bios.bin,flash=flash.bin,flash_base=addr
>>>>
>>>> flash.bin will be mapped at address flash_base, or, if flash_base is not
>>>> present, just below bios.bin.
>>> ...or define -flash in a way that allows mapping the bios image as an
>>> overlay to the otherwise guest-managed flash image.
>> Better define flash chips as qdev devices and make the attributes qdev
>> properties:
>>
>>     -device flash,image=...,base=...,overlay=...,overlay_start=...
> I was hoping it would not necessarily require a script to run OVMF. :)
>
> The original proposal would have allowed for:
>
> qemu -L . -flash ovmf.fd

If you implement a CSM for Tiano Core, then you won't need to use any 
special parameters because we can just use OVMF by default ;-)

Regards,

Anthony Liguori

> -Jordan
>