[syslinux] [PATCH 0/3] v2: mbr: Ctrl-key press forces load from first hard disk

[Erwan Velu]

TJ wrote:
> Version 2 of these patches includes optimisations suggested by H Peter
> Alvin to save bytes:
>
>   * Use memory-mapped I/O register to read keyboard shift flags
>   * Don't reload DX from memory; move immediate byte to register
>
> Tested using mbr.bin.
>
> TJ (3):
>   mbr: Ctrl-key press forces load from first hard disk
>   gptmbr: Ctrl-key press forces load from first hard disk
>   isohdpfx: Ctrl-key press forces load from first hard disk
>
>  mbr/gptmbr.S   |   14 ++++++++++++--
>  mbr/isohdpfx.S |   10 ++++++++++
>  mbr/mbr.S      |   10 ++++++++++
>   
Is that possible to have a keyword in our configuration file to force
that mode ?