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Re: [Qemu-devel] [PATCH 3/3] PPC PReP: can run without bios image


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH 3/3] PPC PReP: can run without bios image
Date: Thu, 4 Apr 2013 23:35:17 +0100

On 4 April 2013 23:32, Alexander Graf <address@hidden> wrote:
> Am 04.04.2013 um 18:52 schrieb Peter Maydell <address@hidden>:
>
>> On 4 April 2013 17:51, Alexander Graf <address@hidden> wrote:
>>>
>>> On 04.04.2013, at 18:41, Peter Maydell wrote
>>>> No, in general this isn't what -bios does. Usually -bios means
>>>> "take a blob and put it wherever this board expects to have
>>>> a ROM or flash firmware image".
>>
>>> For blobs, I agree. But for ELF, we could just use the ELF
>>> information to load it somewhere else. It would certainly
>>> be a much more natural fit than -kernel.
>>
>> OK, and then how do you say "load the usual firmware but I have
>> a binary blob I want to run" ?
>
> That's -kernel today. Loading firmware means executing firmware.

We're going round in circles. You can't use -kernel to do that
because -kernel means "load a linux kernel", which is a different
thing to "just pull in and run an ELF file". There really are
three different things here, so they won't all fit into two
options.

-- PMM



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