[uClinux-dev] uclinux and skyeye

David McCullough davidm at snapgear.com
Wed Oct 19 07:37:48 EDT 2005


Jivin Deepu d lays it down ...
> I solved the problem by reinstalling the uClinux-dist.
> But i don't know what happened before.
> 
> I should like to study uClinux more deeply .
> But I don'nt know where to start,what to do and so on.
> There are lots of materials in the internet but not
> organised.
> 
> Can anybody suggest an outline for this, a step by
> step study plan for embedded linux and uClinux.
> 
> I think this will be useful for newbies like me.
> 
> It is very difficult to find an institution giving
> training on embedded linux not to say about uClinux.
> 
> So I request the experienced  persons in this group to
> give us a "uClinux self-help study plan".

Start with the FAQ's on uCdot:

	http://www.ucdot.org/

Then following the uClinux links on the left for more info.

Cheers,
Davidm

> --- David McCullough <davidm at snapgear.com> wrote:
> 
> > 
> > Jivin Gavin Lambert lays it down ...
> > > Quoth Deepu d [deepu_tanur at yahoo.com]:
> > > > I am newbie in uclinux. I am trying to simulate
> > a
> > > > hello program in skyeye.
> > > > I have followed the "Adding User Apps Howto "
> > document
> > > > and added my entries in config/configure.help,
> > > > config/config.in and in /user/Makefile.
> > > [...]
> > > > /> hello
> > > > BINFMT_FLAT: bad magic/rev (0x1010100, need 0x4)
> > > > BINFMT_FLAT: bad magic/rev (0x1010100, need 0x4)
> > > > print: Exec format error
> > > > />
> > > 
> > > Did you link it with elf2flt?  Unless you've
> > compiled in ELF support
> > > (which AFAIR requires an MMU anyway) then uClinux
> > can only execute flat
> > > binaries.
> > 
> > It sure sounds like something about your
> > user/hello/Makefile is wrong.
> > 
> > Have a look at another simple makefile like:
> > 
> > 	user/cpu/Makefile
> > 
> > Copy that and change "cpu" to hello,  rebuild your
> > target after having
> > selected "HELLO" in the configuration and it should
> > work,  especially if
> > all you other apps are working :-)
> > 
> > Cheers,
> > Davidm
> > 
> > -- 
> > David McCullough, davidm at cyberguard.com.au, Custom
> > Embedded Solutions + Security
> > Ph:+61 734352815 Fx:+61 738913630
> > http://www.uCdot.org http://www.cyberguard.com
> > _______________________________________________
> > 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
> > 
> 
> 
> 
> 	
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-- 
David McCullough, davidm at cyberguard.com.au, Custom Embedded Solutions + Security
Ph:+61 734352815 Fx:+61 738913630 http://www.uCdot.org http://www.cyberguard.com



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