Re: Promise SATA driver GPL'd

Vojtech Pavlik
2003-08-13T13:35:13Z

On Wed, Jul 23, 2003 at 11:32:11AM +0100, Alan Cox wrote:
> On Mer, 2003-07-23 at 02:59, Andre Hedrick wrote:
> > I have already cut all ties with Promise so here is the deal.
> > I no longer have to count the number of fingers on my hand between hand
> > shakes. IE no extras and not shortages.
>
> Thats ok - now they are doing GPL drivers themselves they don't need
> you any more.
>
> Promise did a SCSI CAM driver because their hardware can queue commands
> without TCQ - which drivers/ide can't cope with. Otherwise I'd just have
> used the same type of changes the FreeBSD people did for 2037x.
>
> Its also interesting because it has a hardware XOR engine.

I don't think it does. The Promise SATA150 SX4 is the one that has the
XOR engine (and the PDC20621 chip) and that one is not supported by the
driver.

--
Vojtech Pavlik
SuSE Labs, SuSE CR