Re: Compile on x86, run on ARM?

[Asko Kauppi <askok@...>]

-bash-2.05b$ uname -a
Linux kepponen 2.4.22-xfs #1 Sun Jun 12 21:17:17 PDT 2005 armv5b  
unknown unknown GNU/Linux

The 'b' is for big endian (NSLU2)

"The x86 architecture is little endian. Many ARM processors support  
either mode, but usually are used in little endian mode."
http://www.handhelds.org/minihowto/porting-software.html

-aka


Baker, Derek kirjoitti 6.2.2006 kello 21.47:

> At the moment, we're running on an eval board, and no one seems to  
> know
> if it's little or big. Is there any way to tell using some Linux tool?
>
> Thanks for you help.
>
> Derek
>
> Asko Kauppi wrote:
> > I could easily help you with this.
> >
> > ARM can be placed into both big and little endian mode; do you  
> > know  which one you have?
> >
> > -asko
> >
> >
> > Stefan Schwarzbach kirjoitti 6.2.2006 kello 19.44:
> >
> >
> > > Hi Derek,
> > >
> > > I'm not sure, but could there be a problem with the byte order  
> > > of  values
> > > bigger than 8bits? Little endian vs. Big endian.
> > > I'm not a lua developer so this is more a notice than an answer
> > >
> > > Greetings,
> > > Stefan
> > >
> > >
> > > Baker, Derek schrieb:
> > >
> > > > Hi,
> > > >
> > > > Is it possible to run compiled Lua on an architecture other than  
> > > > that
> > > > which it was compiled on? For instance, can I compile a lua  
> > > > script to
> > > > bytecode on an x86 platform and run the bytecode on an ARM  
> > > > platform?
> > > >
> > > > I'm trying that now on a very simple script, and get the error:
> > > >
> > > >    lua: unknown number format in test.byt
> > > >
> > > > when trying to run it. This happens when compiling on x86 and  
> > > > trying
> > > > to run on ARM as well as compiling on ARM and trying to run on x86.
> > > > All running Linux, btw.
> > > >
> > > > Thanks,
> > > > Derek