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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: List <>
Date: Thu, 3 Jul 2003 10:12:08 +0200

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
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
Received on 2003-07-03

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