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SubjectRe: Driver for sata adapter promise sata300 tx4
Jens Axboe wrote:
> On Mon, Aug 01 2005, Daniel Drake wrote:
>
>>Otto Meier wrote:
>>
>>>My question is also are these features (NCQ/TCQ) and the heigher
>>>datarate be supported by this
>>>modification? or is only the basic feature set of sata 150 TX4 supported?
>>
>>NCQ support is under development. Search the archives for Jens Axboe's
>>recent patches to support this. I don't know about TCQ.
>
>
> It's done for ahci, because we have documentation. I have no intention
> on working on NCQ for chipset where full documentation is not available.
> But the bulk of the code is the libata core support, adding NCQ support
> to a sata_* driver should now be fairly trivial (with docs).


I have docs for the Promise NCQ stuff. Once NCQ is fully fleshed out (I
haven't wrapped my brain around it in a couple weeks), it shouldn't be
difficult to add NCQ support to sata_promise.

Jeff


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