From mboxrd@z Thu Jan 1 00:00:00 1970 From: Len Brown Subject: [PATCH 11/20] ACPI: fix Thinkpad 600/600E/600X interrupts Date: Fri, 9 Mar 2007 22:49:29 -0500 Message-ID: <1173498587849-git-send-email-len.brown@intel.com> References: <11734985781377-git-send-email-len.brown@intel.com> <11734985791126-git-send-email-len.brown@intel.com> <1173498580364-git-send-email-len.brown@intel.com> <11734985813852-git-send-email-len.brown@intel.com> <11734985822692-git-send-email-len.brown@intel.com> <11734985822425-git-send-email-len.brown@intel.com> <11734985831806-git-send-email-len.brown@intel.com> <11734985842575-git-send-email-len.brown@intel.com> <1173498585454-git-send-email-len.brown@intel.com> <11734985862291-git-send-email-len.brown@intel.com> <11734985863491-git-send-email-len.brown@intel.com> Return-path: Received: from mga01.intel.com ([192.55.52.88]:48279 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965832AbXCJDts (ORCPT ); Fri, 9 Mar 2007 22:49:48 -0500 In-Reply-To: <11734985863491-git-send-email-len.brown@intel.com> Message-Id: <74586fca38109d2fc75daf678635928f64b4ccec.1173498420.git.len.brown@intel.com> In-Reply-To: <7292576043666ff39946dee14641fe719ba8c7e8.1173498420.git.len.brown@intel.com> References: <7292576043666ff39946dee14641fe719ba8c7e8.1173498420.git.len.brown@intel.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: linux-acpi@vger.kernel.org Cc: Len Brown The root cause of this bug shows that this machine could not possibly run an ACPI-aware OS without a model specific workaround. http://bugzilla.kernel.org/show_bug.cgi?id=5966 Signed-off-by: Len Brown --- arch/i386/kernel/acpi/boot.c | 23 ++++++++++++++++++++++- 1 files changed, 22 insertions(+), 1 deletions(-) diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c index e5eb97a..9ea5b8e 100644 --- a/arch/i386/kernel/acpi/boot.c +++ b/arch/i386/kernel/acpi/boot.c @@ -1072,7 +1072,28 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = { "ASUS A7V ACPI BIOS Revision 1007"), }, }, - + { + /* + * Latest BIOS for IBM 600E (1.16) has bad pcinum + * for LPC bridge, which is needed for the PCI + * interrupt links to work. DSDT fix is in bug 5966. + * 2645, 2646 model numbers are shared with 600/600E/600X + */ + .callback = disable_acpi_irq, + .ident = "IBM Thinkpad 600 Series 2645", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "IBM"), + DMI_MATCH(DMI_BOARD_NAME, "2645"), + }, + }, + { + .callback = disable_acpi_irq, + .ident = "IBM Thinkpad 600 Series 2646", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "IBM"), + DMI_MATCH(DMI_BOARD_NAME, "2646"), + }, + }, /* * Boxes that need ACPI PCI IRQ routing and PCI scan disabled */ -- 1.5.0.3.310.g05ef5