Gentoo Archives: gentoo-user

From: Stroller <stroller@××××××××××××××××××.uk>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Extremely slow sata with IDE interface: Intel Corporation 82801I (ICH9 Family)
Date: Tue, 30 Dec 2008 22:42:55
Message-Id: FCEA209E-DF14-48AA-88C4-CE0E661AE40D@stellar.eclipse.co.uk
In Reply to: [gentoo-user] Re: Extremely slow sata with IDE interface: Intel Corporation 82801I (ICH9 Family) by Nikos Chantziaras
1 On 30 Dec 2008, at 21:44, Nikos Chantziaras wrote:
2
3 > Stroller wrote:
4 >> On 30 Dec 2008, at 13:43, Nikos Chantziaras wrote:
5 >>> ...
6 >>> It seems you have set up the SATA controller to do (sub-optimal)
7 >>> IDE/PATA emulation rather than native AHCI. Try enabling "AHCI" in
8 >>> the BIOS (search for it in the SATA/IDE settings) and enable "<*>
9 >>> AHCI SATA support" in the kernel.
10 >>>
11 >>> Note that if you do that and you have Windows installed on the
12 >>> same machine, you'll need to reinstall Windows since it won't boot
13 >>> anymore if you change to AHCI.
14 >> Actually, Windows WILL still boot, as long as the correct drivers
15 >> are installed.
16 >> Procedure here is:
17 >> 1) Set SATA to "old fangled" mode
18 >> 2) Install Windows
19 >> 3) Download drivers from manufacturers' website, SP1 or SP2 & SP3,
20 >> Windows Update &c.
21 >> 4) Reboot laptop, set SATA to "native" mode.
22 >
23 > Nope, that won't work. I know because I tried :)
24
25 Seems to work here. I can't go into details, because I've done i more
26 than once on different machines, but generally switching to the "new
27 style" in BIOS has worked fine for me, once the o/s is fully installed.
28
29 Stroller.