2 sata drives using 1 cable

[Pasi Kärkkäinen]

On Thu, Apr 16, 2009 at 08:40:35PM -0700, john wendel wrote:
> Mike Chambers wrote:
> >I tried googling this question and not having any luck.  And not being
> >the hardware expect, thought I would ask here.
> >
> >I have 2 sata slots on my MB, 1 goes to my dvd player, the other to my
> >HD.  And I do have one IDE slot to use.
> >
> >Now to the question.  What I want to know, is if 1 sata HD can slave off
> >another sata HD?  Like using IDE drives and using one as master, and one
> >as slave, both using same IDE cable, with just more than one connection
> >on it? Of course, not sure I see another slot mentioned in the BIOS, so
> >maybe it's a mute point?
> >
> 
> You can buy a "sata switch", one sata cable from the computer connects 
> to the switch, which connects to a number of drives (I've seen a 4 disk 
> switch). But they aren't cheap. Much cheaper to buy a pci sata controller.
> 

It's called Sata Port Multiplier (PMP).. note that your SATA card/adapter
and driver needs to support PMP aswell.

with SAS disks/terms it would be "SAS Expander".

-- Pasi