[Arm-netbook] EOMA server standard

[Baybal Ni]

On 26 October 2012 09:31, luke.leighton <luke.leighton at gmail.com> wrote:
>  *that's* a good standard.  yes.  take the 8 USB wires.  you can
> auto-negotiate all the way from USB1.1 right the way up to USB3.
> that's _great_.  likewise with 10/100/1000 ethernet.  8 wires,
> auto-negotiation.  likewise with SATA: exact same wires, you can
> auto-negotiate all the way from 150kbit/sec right up to 6gbits/sec.


Don't forget that autonegotiation works over any amount of wires. So
it's possible to mandate that the backplane will ALWAYS have 8 lanes,
and card can use either 8 or 4.