From mboxrd@z Thu Jan 1 00:00:00 1970 From: Root Kit Subject: [PATCH] AHCI PCI ID for MacBook Pro Date: Thu, 8 Feb 2007 18:33:07 +0100 (CET) Message-ID: <82530.66623.qm@web25412.mail.ukl.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Return-path: Received: from web25412.mail.ukl.yahoo.com ([217.146.176.230]:46288 "HELO web25412.mail.ukl.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1423246AbXBHRdJ (ORCPT ); Thu, 8 Feb 2007 12:33:09 -0500 Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org hi, i have a MacBook pro and i noticed that linux (2.6.20) binds the ata_piix driver to the SATA controller. being my SATA controller an AHCI (ICH7M) i added the PCI ID to ahci.c then tested the system. i inline the patch here: --- linux-2.6.20/drivers/ata/ahci.c 2007-02-06 19:11:08.000000000 +0100 +++ linux-2.6.20/drivers/ata/ahci.c 2007-02-06 19:13:31.000000000 +0100 @@ -366,6 +366,7 @@ { PCI_VDEVICE(INTEL, 0x27c1), board_ahci }, /* ICH7 */ { PCI_VDEVICE(INTEL, 0x27c5), board_ahci }, /* ICH7M */ { PCI_VDEVICE(INTEL, 0x27c3), board_ahci }, /* ICH7R */ + { PCI_VDEVICE(INTEL, 0x27c4), board_ahci }, /* ICH7M */ { PCI_VDEVICE(AL, 0x5288), board_ahci_ign_iferr }, /* ULi M5288 */ { PCI_VDEVICE(INTEL, 0x2681), board_ahci }, /* ESB2 */ { PCI_VDEVICE(INTEL, 0x2682), board_ahci }, /* ESB2 */ and i also done some benchmarks just to test if it is worth it: http://teknoraver.campuslife.it/bench/ata_piix_vs_ahci.pdf Best Regards, Matteo Croce ___________________________________ L'email della prossima generazione? Puoi averla con la nuova Yahoo! Mail: http://it.docs.yahoo.com/nowyoucan.html