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Old 07 September 2015, 14:05   #368
Toni Wilen
WinUAE developer
Join Date: Aug 2001
Location: Hämeenlinna/Finland
Age: 43
Posts: 21,073
Originally Posted by chaos View Post
ATA Error register and expects to be set to 1 (= AMNF bit set, Address Mark Not Found)
7.2.9 Error register
This register contains status from the last command executed by the drive or a Diagnostic Code.

9.7 Execute drive diagnostic

The Diagnostic Code written to the Error Register is a unique 8-bit code as shown in table 10, and not as the single bit flags defined in 7.2.9.
(This is from ATA-1, it is usually the best spec to look out for basic features because later specs have too much extra stuff that no one needs to care, only exception probably being LBA48..)
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