IDE knowledge anyone?

Oliver Lehmann lehmann at ans-netz.de
Fri Dec 11 05:45:24 CST 2015


Hi Chuck,

Chuck Guzis <cclist at sydex.com> wrote:

> I found the section "400 nsec delays" an interesting read,  
> particularly  the bit about reading the status register five times.
>
> http://wiki.osdev.org/ATA_PIO_Mode
>
> --Chuck

You are completely right, but the drive is selected always as this is a
"one drive only" implementation. The same drive-selection-magic would
otherwise also apply to the "Read Sector Buffer" command which works
without any error.


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