From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mtiwmhc11.worldnet.att.net ([204.127.131.115]:46777 "EHLO mtiwmhc11.worldnet.att.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751072AbYKWPmd (ORCPT ); Sun, 23 Nov 2008 10:42:33 -0500 Message-ID: <492979E4.1070606@lwfinger.net> (sfid-20081123_164238_583741_4FA6CAE4) Date: Sun, 23 Nov 2008 09:42:28 -0600 From: Larry Finger MIME-Version: 1.0 To: Michael Buesch CC: Yuval Hager , bcm43xx-dev@lists.berlios.de, LKML , wireless , Peter Stuge Subject: Re: BCM4312 Fails when xdm is started References: <200811151801.02369.yuval@avramzon.net> <200811221654.09399.mb@bu3sch.de> <200811231350.00207.yuval@avramzon.net> <200811231320.30289.mb@bu3sch.de> In-Reply-To: <200811231320.30289.mb@bu3sch.de> Content-Type: text/plain; charset=iso-8859-15 Sender: linux-wireless-owner@vger.kernel.org List-ID: Michael Buesch wrote: > On Sunday 23 November 2008 12:49:55 Yuval Hager wrote: >> [ 182.891400] ****** b43: B43_MMIO_MACCTL 0x840A0503 >> [ 182.891409] ****** b43: SSB_TMSLOW 0x20150000 >> [ 258.299027] irq 10: nobody cared (try booting with the "irqpoll" option) > > > Does the kernel disable the PCI device, if it ignores the IRQ? According to /proc/interrupts that Yuval posted earlier, IRQ 10 is not used. # cat /proc/interrupts CPU0 0: 271998 IO-APIC-edge timer 1: 8 IO-APIC-edge i8042 8: 2 IO-APIC-edge rtc 9: 2796 IO-APIC-fasteoi acpi 12: 132 IO-APIC-edge i8042 14: 0 IO-APIC-edge ide0 15: 0 IO-APIC-edge ide1 16: 29161 IO-APIC-fasteoi eth0 17: 503 IO-APIC-fasteoi HDA Intel 20: 0 IO-APIC-fasteoi uhci_hcd:usb2 21: 11085 IO-APIC-fasteoi sata_via, ehci_hcd:usb1, uhci_hcd:usb3 23: 0 IO-APIC-fasteoi uhci_hcd:usb4 24: 28003 IO-APIC-fasteoi b43 NMI: 0 Non-maskable interrupts LOC: 2098 Local timer interrupts RES: 0 Rescheduling interrupts CAL: 0 function call interrupts TLB: 0 TLB shootdowns TRM: 0 Thermal event interrupts SPU: 0 Spurious interrupts ERR: 0 MIS: 0 After the failure occurs, b43 has disappeared from the IRQ 24 list: 24: 34154 IO-APIC-fasteoi Larry