[uClinux-dev] Eb55 boot problems.

Mathieu Rousseau mathieu-rousseau at ifrance.com
Tue Mar 4 09:47:47 EST 2003


ok, so i cannot just make uClinux run from flash, it needs SRAM...
it needs some stuff to be in ram...

and another question... I have my image.bin, i just put it in flash and it should work right?

thanks

Mathieu Rousseau


On Tue, 4 Mar 2003 14:20:57 +0100 (CET)
Christian Pellegrin <chri at infis.univ.trieste.it> wrote:

> 
> 
> On Tue, 4 Mar 2003, Mathieu Rousseau wrote:
> 
> > Hi thanks
> > 
> > I already saw this, not very very much information. but anyway, i want to run uClinux from from, theorically it's possible, right? But at boot will it recopy completly in RAM? if yes, sure i can't run uClinux, but if execution is from the flash, i think it's possible.
> > 
> > what do you think?
> > 
> 
> Well you can take a 2.0 kernel and have a look at how much stuff has to be
> in ram (take the difference _end - _etext in System.map). Then you need to
> account for the heap memory for the kernel and there must be something
> left for user space applications ..... there won't be much memory left I
> guess.  Linux is wonderful but for very low footprint I would prefer eCos
> (I run it with great satisfaction (with lwIP for TCP/IP) on an eb40a with
> only 256kb internal SRAM).
> 
> Bye!
> _______________________________________________
> uClinux-dev mailing list
> uClinux-dev at uclinux.org
> http://mailman.uclinux.org/mailman/listinfo/uclinux-dev
> This message was resent by uclinux-dev at uclinux.org
> _____________________________________________________________________
> Envie de discuter en "live" avec vos amis ? T_l_charger MSN Messenger
> http://www.ifrance.com/_reloc/m la 1_re messagerie instantan_e de France
_____________________________________________________________________
GRAND JEU SMS : Pour gagner un NOKIA 7650, envoyez le mot IF au 61321
(prix d'un SMS + 0.35 euro). Un SMS vous dira si vous avez gagné.
Règlement : http://www.ifrance.com/_reloc/sign.sms




More information about the uClinux-dev mailing list