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Subject: Re: ANNOUNCE: Rockbox runs from Flash! (boots in 3 seconds)

Re: ANNOUNCE: Rockbox runs from Flash! (boots in 3 seconds)

From: scott <>
Date: Thu, 3 Jul 2003 09:03:39 -0700 (PDT)

and don't forget the plug-in loader! that opens the door for all kinds of programs that aren't
really neccessary but are cool anyway, and they dont take up extra space! :-)


--- List <> wrote:
> Great work man!
> Two incredible giant steps (flash and dynamic playlists) in just a few days.
> I think this is one of the best (if not THE best) development group on the
> net!!
> Thank you guys!!!
> On Thursday 03 July 2003 09:02, wrote:
> > Hi,
> >
> > yesterday Diava was so kind to let me borrow-swap the CPU board of his
> > JBR20 with mine. He has a flashable chip, versus I don't. So I could do the
> > real world test of my flashing stuff last night.
> >
> > I'm pleased to tell that my JBR20 now resumes playback 3 seconds after the
> > "On" button is pressed. Rockbox is there in a split second, then it has to
> > wait for the harddisk. In other words: Booting now takes as long as a
> > spinup. I'll try to make a video of my starting box available by this
> > evening.
> >
> > Probably I'm watering everybody's mouth now to have that on their box, but
> > first I'd like to establish the process on how we do this flashing in a
> > safe way. If you program a bad firmware or somehow this malfunctions, the
> > box will be dead for you, except you have the UART boot mod. This is the
> > 100% safe way to flash, because it even works when the flash is blank. It
> > currently requires the serial mod, too, however using just the remote pin
> > is feasible. So I'm looking for gdb-capable people with FM or Player, who'd
> > like to do the boot mod and validate the process for these platforms.
> >
> > Later, anybody with a flashable chip (see debug hardware info screen) could
> > flash, no mod required. The flashing will be an option of Rockbox or a
> > plugin. But before that, I'd like to add some safety nets to this, e.g. to
> > prevent the wide public from flashing a bleeding edge build, flashing code
> > for the wrong platform, etc. An idea is to have 2 images, one being a
> > (stripped-down, for space reasons) fallback.
> >
> > Also we'd need an authoring tool for the image to be programmed, once the
> > final image format is defined. The content I programmed last night was
> > hand-crafted with a hex editor.
> >
> > Rockbox itself need a few refinements. One is to detect a cold-start and in
> > this case look in the root dir for ajbrec.ajz/archos.mod and rolo that. An
> > unscrambled alternative format would also be possible, to be faster.
> > Another is a charging screen. Right now the box just goes on when I plug
> > the charger in, it doesn't go into a special charging mode like the archos
> > firmware. We may find some more of these minor things.
> >
> > So far with the latest, maybe see you tonight in the chat,
> >
> > Joerg

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Received on 2003-07-03

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