fallback reset_vector offset

[YhLu]

Yes the posion in rom

Linbios_ram.rom
auto.c
entry
failover
reset_vector

just need to make sure entry/failover is in 64k limit.  So enable_rom in
failover can be executed.


YH

> Progress however unless I am mistaken this will fail 
> miserably on an 8111 that only enables 64KiB of ROM by default.
> 
> I think all of failover.c needs to be put in the magic 
> position, if we are going to allow arbitrary memory size code.
> 
> Eric
>