RE: [PATCH 00/16] raid acceleration and asynchronous offload api for 2.6.22

Justin Piszcz
2007-05-02T16:20:00Z

On Wed, 2 May 2007, Williams, Dan J wrote:

>> From: Justin Piszcz [mailto:jpiszcz@lucidpixels.com]
>> I have not been following this closely, must you have an
>> CONFIG_INTEL_IOP_ADMA piece of hardware and/or chipset to use this
>> feature or can regular desktop users take hold of it as well?
>>
> Currently this feature is available on the iop series of processors,
> e.g. http://www.intel.com/design/iio/iop348.htm
>
> And there is a driver in the works to support the 440spe platform
> (http://marc.info/?l=linux-raid&m=117400143317440&w=2)
>
> Desktops currently take advantage of architecture specific SIMD
> instructions to accelerate xor calculations.
>
>> Justin.
>
> Dan
>

Ahh-- these are the family of chips in the Areca controllers (or close to
them)-- so md/software raid will utilize the HW functions of the chip?
If so, that is pretty slick :)

Justin.