128 GiB+ disks on Intel PIIX4

[Daan Vreeken [PA4DAN]]

On Monday 18 October 2004 14:30, you wrote:
> [Daan Vreeken [PA4DAN], 2004-10-18]
>
> >  dd if=/dev/ad1 of=/dev/null
> >
> >  If it succeeds without errors, you should also be able to write the
> > entire disk.
>
> It is not possible that the controller will rotate when it reaches its
> 28bit address barrier, and that the controller will return the first part
> of the disk, when asking for the last?
I don't believe that is possible without the kernel complaining, but I'm not 
100% sure.
To be really 100% sure you'll have to fill up the disk and re-read it...

grtz,
Daan