[okl4-developer] Iguana and BSS

[Geoffrey Lee]

On Wed, Jul 16, 2008 at 04:41:07PM +0200, Guillaume PETITJEAN wrote:
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> My application is not compiled (only linked at the very end) in OKL4
> build system so I guess this option is not useful (and actually I
> tried and it didn't change.
> 
> What do you mean by "broken bootloaders" ? We are using u-boot, but I
> don't know the version.

Hi Guillaume

Some bootloaders don't understand to scrub the bss.  Setting
this option will workaround it at the expense of an increase 
in the boot image size.  It is important to note that the runtime
size does not change, since it does not change how your image
is laid out in memory at runtime.

	-gl

> 
> > Hi Guillaume
> >
> > No, the Iguana program does not zero the bss.  The ELF bootloader
> > should do this.  Some broken bootloaders can't handle this
> > properly.  In this case specify zero_bss = True which modifies the
> > ELF file that should force the bss to be zero'ed when the binary is
> > loaded.
> >
> > -gl
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