Re: FW: ICH10R PMP support

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Mark Lord wrote:
> I don't know anything about the 88SE6145 (isn't that an AHCI clone?),
> but the 7042 chip under Linux is *now* a very safe (and good) bet.
> 
> It has full kernel support for hot-plug, PMP with FIS-based switching,
> and employs a decent host command queue mechansim.  I believe all of the
> errata workarounds are now in place for this chip.
> 
> Performance is about as good as it gets under Linux,
> though there's still another microsecond or so to be shaved
> away from the IRQ handling in the next cycle.
> 
> Message-Switched-Interrupts (MSI) is there, but not fully supported yet.
> This also will likely get cleaned up in the next cycle.
> 
> The 7042 is the best of the Marvell chips, for Linux.

How high does it go bandwidth-wise?

Thanks.

-- 
tejun
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