From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anders Rune Jensen Subject: Re: odd irq routing errors? Date: Thu, 20 Feb 2003 16:33:16 +0100 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <87vfzfx8zn.fsf@gnulinux.dk> References: <20030220124445.GA3709@clara.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: In-Reply-To: <20030220124445.GA3709-6JSjyQ0Qj1ReoWH0uzbU5w@public.gmane.org> (Faye Pearson's message of "Thu, 20 Feb 2003 12:44:45 +0000") Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Faye Pearson writes: > This is for the IRQ allocation gurus. > More information on http://dude.noc.clara.net/~faye/ > > All refer to the IDE controller... > > PCI: Ignoring BAR0-3 of IDE controller 00:1f.1 > pci_irq-0297 [09] acpi_pci_irq_derive : Unable to derive IRQ for > device 00:1f.1 > PCI: No IRQ known for interrupt pin A of device 00:1f.1 - using IRQ 255 > ICH3M: IDE controller at PCI slot 00:1f.1 > PCI: Enabling device 00:1f.1 (0005 -> 0007) > pci_irq-0297 [12] acpi_pci_irq_derive : Unable to derive IRQ for > device 00:1f.1 > PCI: No IRQ known for interrupt pin A of device 00:1f.1 - using IRQ 255 > > But then: > > ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 > ide1 at 0x170-0x177,0x376 on irq 15 > > Looks like it has the correct IRQs. I've had the same problem with acpi assigning IRQ 255 to some devices but in my case I wasn't even able to boot. All of this was explained in my last mail to this list. My ide controller is a ICH2M. -- Anders Rune Jensen ------------------------------------------------------- This SF.net email is sponsored by: SlickEdit Inc. Develop an edge. The most comprehensive and flexible code editor you can use. Code faster. C/C++, C#, Java, HTML, XML, many more. FREE 30-Day Trial. www.slickedit.com/sourceforge