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SubjectRe: [PATCH] ide: limit drive capacity to 137GB if host doesn't support LBA48
Date
On Thursday 14 of August 2003 10:53, Alan Cox wrote:
> On Iau, 2003-08-14 at 02:24, Bartlomiej Zolnierkiewicz wrote:
> > hwif->rqsize = old_hwif.rqsize;
> > - hwif->addressing = old_hwif.addressing;
> > + hwif->no_lba48 = old_hwif.no_lba48;
>
> 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.

Its hwif->addressing not drive->addressing. Look at the current usage.
It is 1 when host doesn't support LBA48, otherwise its 0. We can add "real"
hwif->addressing when needed. IDE driver is already full of unfinished,
unused "features".

--bartlomiej

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