RE: sata_nv + ADMA + Samsung disk problem

[Allen Martin]

> > Dunno about the NVidia version.
> 
> Theirs works rather differently - the GO bit is there, but there's 
> another append register which is used to tell the controller 
> that a new 
> tag has been added to the CPB list.
> 
> The only thing we currently use the GO bit for is to switch 
> between ADMA 
> and port register mode. Could be there's something we need to 
> do there, 
> though, who knows..
> 

You shouldn't ever need to touch GO other than the ADMA / legacy mode
switch as you say.

The NVIDIA ADMA hw is not based on the Pacific Digital core.
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