Re: Bootloader for flash howto???

From: arm developer (noemail_at_nosina.com)
Date: 05/12/04 

Date: Wed, 12 May 2004 06:38:21 +0800

easy stuff.

"moocowmoo" <meltyb@hotmail.com> 写入消息新闻
:c7q758$f68$1$8300dec7@news.demon.co.uk...
>
> "GreateWhite.DK" <mse@ect.dk> wrote in message
> news:409f4668$0$433$edfadb0f@dread14.news.tele.dk...
> > Hi people
> >
> > Well here I am. I have never tried work with bootloaders before so I
> thought
> > that news groups might would be a good place to start as all the old
> school
> > experts hang around here :o)
> >
> > One of my problems are that I need to fit alot of SW down in to a 1MB
> flash.
> > So i'm looking for the possiblity of compressing the binary file and
then
> > extracting this into the RAM(2MB). How can this be done???( in detail if
> > possible)
> >
> We use LZRW1 for compression which you can easily find on Google. We store
> the various revisions compressed on flash and extract to ram on boot up.
If
> it fails then it will automatically fall back and boot from the previous
> version which you need to consider if your units are remote controlled
> hundreds of miles away.
>
> Peter
>
>
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