[U-Boot] Store ENTER ('\r') character in bootstopkey variable

[Wolfgang Denk]

Dear Giuseppe Modugno,

In message <CAOye5=kGA-ZFZp9H1qyusMhj1-NRGgR+yoRJNA=4ofVZPfx2YQ at mail.gmail.com> you wrote:
>
> > Which exact U-Boot version is this?
> 
> A patched 1.2.0.

Argh... Please update and use recent code.

> > Are you using the hush shell, or the legacy command interpreter?
> 
> I think the legacy command interpreter... how could I check this?

Try:

	echo a || echo b

Hush will echo only "a", the old legacy interpreter will print
"a || echo b".

Best regards,

Wolfgang Denk

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