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Re: ethernet download
- To: "Trenton D. Adams" <tadams at theone dot dnsalias dot com>
- Subject: Re: [ECOS] ethernet download
- From: Grant Edwards <grante at visi dot com>
- Date: Fri, 24 Aug 2001 10:43:14 -0500
- Cc: 'Mark Salter' <msalter at redhat dot com>, gthomas at redhat dot com,ecos-discuss at sourceware dot cygnus dot com
- References: <20010824103407.B3603@visi.com> <001901c12cb2$ce615290$090110ac@TRENT>
On Fri, Aug 24, 2001 at 09:38:21AM -0600, Trenton D. Adams wrote:
> > > > Also, in the case of systems like linux, RedBoot is out of the
> > > > picture completely once the app is started. The app is then
> > > > free to reuse any RAM that was previously used by RedBoot.
> > >
> > > Well then how are you supposed to ever update your program? If
> > > redboot doesn't watch on the network port, you can't update
> > > your program anymore.
> >
> > You push the little red reset button on the corner of the
> > board. That returns control to RedBoot.
>
> Very funny! :) I'm talking about when Redboot is set to run the
> program on bootup.
You set up redboot to wait for 5 seconds (or however long you
want) so that you've got a chance to stop the auto-loading of the
default program from FLASH. Then you can use the normal
RedBoot commands to load a different program, burn it to Flash,
whatever.
[We're currently shipping a product that does exactly that.]
--
Grant Edwards
grante@visi.com