16 bit, 32 bit, and DMA

Story: Linux in Government: Optimizing Desktop Performance, Part IITotal Replies: 0
Author Content
sbergman27

May 23, 2005
12:27 PM EDT
My understanding is that if DMA transfers are enabled for the drive, the 16/32 bit flag is irrelevant, as it only applies to non-DMA transfers. BTW, this refers to the ide controller to pci bus interface. Transfers over the ribbon cable are always 16 bit.

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