Re: 2.6.9: VIA sATA cannot switch to 32bit I/O?
From: Jeff Garzik (jgarzik_at_pobox.com)
Date: 12/21/04
- Previous message: Zwane Mwaikambo: "Re: Linux 2.6.9 and the GPL Buyout"
- In reply to: Jan Marek: "2.6.9: VIA sATA cannot switch to 32bit I/O?"
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Date: Tue, 21 Dec 2004 14:32:16 -0500 To: Jan Marek <linux@hazard.jcu.cz>
Jan Marek wrote:
> Hallo l-k,
>
> I have problem with my Abit AV8 MB (s939 with VIA KT800Pro chipset and
> VIA sATA controller and 120GB Seagate Barracuda disk): I cannot switch
> 32bit access to disk to on?! I'm using libata driver...
>
> When I use hdparm -c1 /dev/sda, I've got some error message (sorry, I
> haven't this message here, it's my home computer). Therefore disk is too
> slow to putting data for burning CD's and I need 'burnfree' feature...
>
> Please, have anyone advice for me to speedup disk access, or is it
> possible?
This will not speed up disk access. libata uses 16-bit I/O
unconditionally for PIO data transfers...
...but you are using DMA for data transfers, which is light years
faster than PIO anyway.
Jeff
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- Previous message: Zwane Mwaikambo: "Re: Linux 2.6.9 and the GPL Buyout"
- In reply to: Jan Marek: "2.6.9: VIA sATA cannot switch to 32bit I/O?"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
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