exec command in pc redboot

[David Vrabel]

Andrew Lunn wrote:
> Attached is a patch from Ian Campbell which adds the exec command to
> Redboot on pc platforms. I've reworked the patch a bit.
> 
> ...
> 
> --- hal/i386/pc/current/cdl/hal_i386_pc.cdl
> +++ hal/i386/pc/current/cdl/hal_i386_pc.cdl
> 
> ...     
> 
> +            cdl_option CYGHWR_REDBOOT_I386_TRAMPOLINE_ADDRESS {
> +                display       "Provide the trampoline address into Linux"
> +                flavor        data
> +                default_value 0x7C000
> +                requires      CYGINT_HAL_I386_PCMB_SCREEN_SUPPORT

I don't think this requires is needed here.  exec works fine on headless
systems.  I've attached a patch to remove the requires (and add a
description as a bonus).

David Vrabel
-- 
David Vrabel, Design Engineer

Arcom, Clifton Road           Tel: +44 (0)1223 411200 ext. 3233
Cambridge CB1 7EA, UK         Web: http://www.arcom.com/
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