From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 29 Apr 2001 22:54:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 29 Apr 2001 22:54:50 -0400 Received: from cc1020302-a.sumt1.nj.home.com ([24.3.184.188]:1797 "EHLO shakti.sivalik.com") by vger.kernel.org with ESMTP id ; Sun, 29 Apr 2001 22:54:33 -0400 To: linux-kernel@vger.kernel.org Subject: v2.4.4 PCI IRQ 0 / help wanted From: Narang Date: 29 Apr 2001 22:54:30 -0400 Message-ID: <871yqbf66x.fsf@shakti.sivalik.com> 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 . If a device is not found by BIOS can it still be used? . Why is the USB device getting IRQ 0? . Why is the Firewire device 8020 unknown? Attached is output of lspci, syslog, and output of lspci -vv. Hoping I can get some help. Please CC me any suggestions. Thanks. lspci -------- 00:00.0 Host bridge: VLSI Technology Inc 82C592-FC1 (rev 01) 00:01.0 ISA bridge: VLSI Technology Inc 82C593-FC1 (rev 01) 00:0d.0 IDE interface: CMD Technology Inc PCI0640 (rev 02) 00:10.0 PCI bridge: Digital Equipment Corporation DECchip 21152 (rev 03) 00:11.0 VGA compatible controller: S3 Inc. 86c764/765 [Trio32/64/64V+] 00:12.0 SCSI storage controller: BusLogic BT-946C (BA80C30) [MultiMaster 10] 01:04.0 USB Controller: CMD Technology Inc USB0670 (rev 06) >>>>> 01:05.0 FireWire (IEEE 1394): Texas Instruments: Unknown device 8020 >>From syslog ----------- Apr 29 17:56:03 shakti kernel: PCI: PCI BIOS revision 2.00 entry at 0xfc9bb, last bus=0 Apr 29 17:56:03 shakti kernel: PCI: Using configuration type 1 Apr 29 17:56:03 shakti kernel: PCI: Probing PCI hardware Apr 29 17:56:03 shakti kernel: Unknown bridge resource 0: assuming transparent Apr 29 17:56:03 shakti kernel: Unknown bridge resource 1: assuming transparent Apr 29 17:56:03 shakti kernel: Unknown bridge resource 2: assuming transparent >>>>> Apr 29 17:56:03 shakti kernel: PCI: Device 01:20 not found by BIOS >>>>> Apr 29 17:56:03 shakti kernel: PCI: Device 01:28 not found by BIOS ... Apr 29 17:56:06 shakti kernel: usb.c: registered new driver usbdevfs Apr 29 17:56:06 shakti kernel: usb.c: registered new driver hub >>>>> Apr 29 17:56:06 shakti kernel: PCI: No IRQ known for interrupt pin A of device 01:04.0. Please try using pci=biosirq. Apr 29 17:56:06 shakti kernel: PCI: Setting latency timer of device 01:04.0 to 64 Apr 29 17:56:06 shakti kernel: usb-ohci.c: USB OHCI at membase 0xc8917000, IRQ 0 Apr 29 17:56:06 shakti kernel: usb-ohci.c: usb-01:04.0, CMD Technology Inc USB0670 Apr 29 17:56:08 shakti kernel: usb-ohci.c: USB HC TakeOver failed! Apr 29 17:56:08 shakti kernel: usb.c: USB bus -1 deregistered Apr 29 17:56:08 shakti kernel: usb.c: deregistering driver usbdevfs Apr 29 17:56:08 shakti kernel: usb.c: deregistering driver hub lspci -vv --------- 00:00.0 Host bridge: VLSI Technology Inc 82C592-FC1 (rev 01) Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- Reset- FastB2B- Capabilities: 00:11.0 VGA compatible controller: S3 Inc. 86c764/765 [Trio32/64/64V+] (prog-if 00 [VGA]) Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- 01:05.0 FireWire (IEEE 1394): Texas Instruments: Unknown device 8020 (prog-if 10 [OHCI]) Control: I/O- Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR-