[SeaBIOS] [PATCH] boot: Change ":rom%d" boot order rom instance to ":rom%x"

[Markus Armbruster]

"Kevin O'Connor" <kevin at koconnor.net> writes:

> Use hex numbers for the rom instance count in boot order open firmware
> device naming.  The ":rom" suffix isn't part of a standard and it's
> highly unlikely any rom would have 10 or more drives on it, but this
> change makes the code more similar to the numbering of other boot
> order devices.

Reviewed-by: Markus Armbruster <armbru at redhat.com>