Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 3 Apr 2001 02:43:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 3 Apr 2001 02:43:11 -0400 Received: from cr65188-a.crdva1.bc.wave.home.com ([24.153.54.85]:3847 "HELO brewt.org") by vger.kernel.org with SMTP id ; Tue, 3 Apr 2001 02:42:56 -0400 Date: Mon, 2 Apr 2001 23:42:08 -0700 (PDT) From: xcp To: Subject: Re: what is pci=biosirq In-Reply-To: <3AC93F7B.9E46D40E@vc.cvut.cz> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2 Apr 2001, Petr Vandrovec wrote: > It looks more like that Acer misimplemented PCI_IRQPIN register - if it > is legacy IDE interface using ports 1F0-1F7/170-177, with IRQs 14 & 15, > it should report zero as IRQ pin. What 'lspci -vx -s 0:f.0' says? > Last four bytes it prints should read 'YY 00 XX XX' - where YY is IRQ > number assigned by BIOS - either hardwired to zero in chip, or just left > alone by BIOS (00 or FF) and next 00 is IRQ pin number - 0 = none, 1 = > A, > 2 = B ... Intel IDE interfaces returns 00 00 here, VIA returns FF 00, > and > I have no hardware with an additional IDE around. > > Petr Vandrovec > vandrove@vc.cvut.cz > Here is the output of lspci -vx -s 0:f.0 00:0f.0 IDE interface: Acer Laboratories Inc. [ALi] M5229 IDE (rev c1) (prog-if 8a [Master SecP PriP]) Flags: bus master, medium devsel, latency 32 I/O ports at b000 [size=16] 00: b9 10 29 52 05 00 80 02 c1 8a 01 01 00 20 00 00 10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 20: 01 b0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 01 02 04 I'm not sure what to make of it. At this time I am unable to append="pci=biosirq" as I don't use lilo. Is there a way to put this arguement directly into the kernel image? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/