[U-Boot] [U-Boot, v2] env: don't generate callback list entries for SPL

[Scott Wood <scottwood@freescale.com>]

On 03/12/2013 10:30:40 AM, Tom Rini wrote:
> On Fri, Mar 08, 2013 at 06:35:04PM -0600, Scott Wood wrote:
> > Why would eliminating all individual callbacks cause start/end to go
> > away?  If that's the way the list mechanism works, the mechanism
> > needs fixing.
> 
> Yes, that's how the mechanism works.  Rather than having to declare  
> that
> you expect to have a linker list of name $foo, we dynamically  
> determine
> what linker lists we have and setup the linker section entry.

So it would break just as hard if we happened to turn off all of the  
things that register callbacks.

> I'm not sure it's broken exactly, I think maybe we just need to say  
> no env
> callback support in SPL since it's not really user editable.

That's fine, but it's still a bad mechanism.

-SCott