Re: CF to SATA bridge support

[Mark Lord <liml@rtr.ca>]

Mark Lord wrote:
> Mark Lord wrote:
> ..
>> Those errors are on WRITEs, not READs, so no surprise that "hdparm -t" 
>> works.
>> This could be an IORDY issue, or just due to how the the Marvell chips
>> are buggy when doing PIO of more than a single sector.  That was the only
>> errata we didn't do a complete workaround for, because it's so ugly.  :)
>>
>> I have a CF-to-SATA adapter due to arrive here from DealExtreme.com in 
>> the
>> next week or so.  Remind me, and I'll try it out on some of the 
>> Marvell cards here and see what happens.
> ..
> 
> Okay.  I don't actually have any of the system-on-chip (SoC) Marvell 
> devices
> like the one you are using there.  But they say that the SATA core on
> the SoC is a Gen-IIe core, same as on the 7042 PCIe chipset.
> 
> So, I've plugged my UDMA-capable CF card into the CF-to-SATA adapter
> and hotplugged that into a port on the 7042.
> 
> It works fine, reading/writing in UDMA mode 5.
> Things also appear to be good with a Hitachi microdrive in PIO mode 3.
> 
> The CF-to-SATA adaptor I am using is this one:
>   http://www.dealextreme.com/details.dx/sku.20317
> 
> Nice little device, compact, notebook compatible, and Fast!
..

I just now remembered that you were trying with an old Lexar CF card.
Well, I have an even older one :) here:  16MB.

Plugged that one into it, and libata selected PIO3 for it.
hdparm thinks it really is no better than PIO2 at best.

It works, reading and writing.

Cheers