Mark Lord wrote:
quoted text
> ..
> Commands which were not ADMA compatible (eg. MODE_SENSE, 
> TEST_UNIT_READY, ..)
> were simply handled with PIO (in the driver) rather than any form of DMA,
> which is okay because those commands are relatively infrequent.
..

A slight correction there:  TEST_UNIT_READY was fine in ADMA mode as well.

Cheers
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