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Re: Load arbitrary code on iPaq using RedBoot?
On Wed, 2002-10-23 at 07:04, Jon Read wrote:
> Gary,
>
> Thanks for the prompt reply.
>
> > We do this all the time :-)
>
> That sounds encouraging. :-)
>
> > First of all, use "go", not "exec" since the "exec" command is
> > highly tailored to running Linux and does some "special" stuff.
>
>
> Ok, I'll try that - although I would prefer to have the MMU disabled etc.
>
> > Secondly, if you don't use eCos as your base, you'll have to do
> > _everything_ [in general], which includes writing all of your
> > own device drivers, interrupt/exception handlers, etc.
>
> Yep, that's fine.
>
> > Why don't you want to use eCos to help out?
>
> To cut a long story short, I'm developing an embedded application that
> will take control of a machine during the boot process, before the OS
> (nucleus, uITRON, eCos, whatever) has had a look in. It will a) display
> a progress indicator on screen, and b) write to flash.
>
This sounds like just what RedBoot was written to address :-)
> As the iPaq isn't the intended final target, obviously the drivers will
> have to be re-written at a later date.
>
> We don't have the development boards yet, so I'd like to make a start
> using what we do have, which, apart from a few assabet/lubbock type
> boards that are already being used, is basically an iPaq. :-)
>
> Cheers,
> Jon
>
>
> --
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> and search the list archive: http://sources.redhat.com/ml/ecos-discuss
--
------------------------------------------------------------
Gary Thomas |
eCosCentric, Ltd. |
+1 (970) 229-1963 | eCos & RedBoot experts
gthomas@ecoscentric.com |
http://www.ecoscentric.com/ |
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