Re: [PATCH] ide: limit drive capacity to 137GB if hostdoesn't support LBA48

[Alan Cox]

On Iau, 2003-08-14 at 10:18, Nick Piggin wrote
> >This change is a bad idea. Its called "addressing" because that is what
> >it is about (see SATA and ATA specs). In future SATA addressing becomes
> >a 0,1,2 value because 48bits isnt enough, it may get more forms beyond
> >that.
> >
> 
> Wow! Isn't that over 100 thousand TB? ;)

It depends how they are used and its more about message formats. LBA48 is
a pretty evil hack based on keeping some compatibility by writing some
registers twice and having the drive know about it.


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