Aleksey Gorelov wrote:
From: [email protected]
[mailto:[email protected]] On Behalf Of Jeff Garzik
Sent: Tuesday, June 07, 2005 11:01 AM
To: Kumar Gala
Cc: Linux Kernel list
Subject: Re: stupid SATA questions
Kumar Gala wrote:
These questions were posed to me and I was hoping someone would have
better knowledge about the works and usage of SATA then I
do. All of
these questions are around understanding how important the
performance
of PIO mode is.
How often would one run in PIO mode? Why would one run in PIO mode?
Never. No idea. :)
Some BIOSes/option ROMs do. Especially SATA RAID ones.
But unless you are using BIOS interrupts...
It doesn't matter what BIOS does, Linux SATA drivers don't use the BIOS.
Jeff
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