Alan wrote:
> On Thu, 16 Nov 2006 23:12:19 +0100
> Sylvain Munaut <[EMAIL PROTECTED]> wrote:
>
>   
>> * The manual states we should check for the TIP bit before all
>> PIO transaction. That's not really supported by libata and requires
>> reimplementing almost all the hooks. But after talking to Freescale,
>> it turnsout it's not really necessary. So this driver doesn't implement
>> that check. I noticed no problem so far ...
>>
>>     
>
> All PIO transactions meaning each PIO command sequence or each register
> read/write ? In the former case is it not enough just to wrap the command
> write ?
>   
Each register write apparently.

>> * This driver doesn't use the standard function to compute timing
>> because the 5200 needs more timing parameters that are not handled
>> by the generic call (ta and t4).
>>     
>
> I'd rather the generic code was taught to compute any extra times you
> need but it seems clean enough.
>   
Well, I can do that as well. It should be simple enough and not
interfere with
the existing drivers.


Sylvain

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