> (irq_stat 0x40000001)
IRQ status of the chip
> tag 0
Tag (or zero for non NCQ commands)
> cmd 0xb0
The ATA command number issued
> emask 0x1
Internal libata error category (used to decide what to do to
recover)
> stat 0x51
Status register of drive
> err 0x4
Error register of drive
You want the ATA specification document from T13 (www.t13.org)
Alan
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