Re: 520 BPS data integrity vendors

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On Fri, Jul 2, 2010 at 2:06 PM, James Bottomley <James.Bottomley@xxxxxxx> wrote:
> On Thu, 2010-07-01 at 17:11 -0400, Dan Porat wrote:
>> Hi ,
>>
>> In the documentation of 2.6.34 it says "We have been working with
>> several FC/SAS HBA vendors to enable the protection information to be
>> transferred to and from their controllers"
>> I would like to test SAS 520.
>
> So I'm having a little difficulty parsing this: SAS 520 is actually a
> financial audit standard (which I really wish I didn't know about) ... I
> assume you're actually talking about DIF/DIX?  The integrity standard
> for SCSI?
>
>>>You are right on the money.
>>>I mean DIF/DIX .
>>>The final purpose it to run a SATA 520 through a DIF supporting HBA , and a SAS/SATA dongle (interposer card).
>>>As initial stage we would like to check SAS DIF field.
>>>Afterwards just put it through a dongle to a SATA 520 sector size drive.

>> Which Vendor and what specific SAS HBA model will support it ?
>> Thanks
>
> I've added linux-scsi, since this is a SCSI question not an IDE one.
>
> The only SAS HBA supporting DIF I know of with a working Linux driver is
> the mpt2sas.  It supports DIF types 1 and 3.
>
>>Would you know of any specific LSI SAS/HBAmodel which will support SCSI DIF/DIX ?
> James
>
>
>

Thanks
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