From owner-freebsd-current@FreeBSD.ORG Sun Jun 17 03:14:59 2007 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id B98FF16A468; Sun, 17 Jun 2007 03:14:59 +0000 (UTC) (envelope-from imp@bsdimp.com) Received: from harmony.bsdimp.com (bsdimp.com [199.45.160.85]) by mx1.freebsd.org (Postfix) with ESMTP id 6608D13C45E; Sun, 17 Jun 2007 03:14:59 +0000 (UTC) (envelope-from imp@bsdimp.com) Received: from localhost (localhost [127.0.0.1]) by harmony.bsdimp.com (8.13.8/8.13.4) with ESMTP id l5H3CR7A032852; Sat, 16 Jun 2007 21:12:28 -0600 (MDT) (envelope-from imp@bsdimp.com) Date: Sat, 16 Jun 2007 21:12:57 -0600 (MDT) Message-Id: <20070616.211257.1585999818.imp@bsdimp.com> To: gurney_j@resnet.uoregon.edu From: "M. Warner Losh" In-Reply-To: <20070617024935.GU4602@funkthat.com> References: <626eb4530706160525o54234621s2de098e64cdeb4fe@mail.gmail.com> <20070616.173306.199376574.imp@bsdimp.com> <20070617024935.GU4602@funkthat.com> X-Mailer: Mew version 5.2 on Emacs 21.3 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-2.0 (harmony.bsdimp.com [127.0.0.1]); Sat, 16 Jun 2007 21:12:33 -0600 (MDT) Cc: simokawa@freebsd.org, current@freebsd.org, wsk@gddsn.org.cn, mobile@freebsd.org Subject: Re: kernel panic with pccard insert on recent 7.0 CURRENT X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 17 Jun 2007 03:14:59 -0000 In message: <20070617024935.GU4602@funkthat.com> John-Mark Gurney writes: : Warner Losh wrote this message on Sat, Jun 16, 2007 at 17:33 -0600: : > Also, I'm unclear on the difference between FILTER_STRAY and : > FILTER_HANDLED. : : The interrupt filter is suppose to return one of FILTER_STRAY or : FILTER_HANDLED... If you _HANDLED it return that, otherwise return : _STRAY... If you need to schedule the ithread, return _HANDLED or'd : with _SCHEDULE_THREAD... Will _HANDLED cause all the other handlers to not get called, or just the stray interrupt code from not happening? : I thought piso fixed the comments, but apparently he hasn't (or hasn't : finished committing the patch that includes the comment fixes)... The : comments in bus.h are incorrect... : : > In message: <626eb4530706160525o54234621s2de098e64cdeb4fe@mail.gmail.com> : > "Hidetoshi Shimokawa" writes: : > : I think the following patch fix the problem. : > : : > : RCS file: /home/ncvs/src/sys/dev/pccard/pccard.c,v : > : retrieving revision 1.118 : > : diff -u -r1.118 pccard.c : > : --- pccard.c 31 May 2007 19:29:20 -0000 1.118 : > : +++ pccard.c 16 Jun 2007 12:23:35 -0000 : > : @@ -1238,7 +1238,7 @@ : > : if (pf->intr_filter != NULL || pf->intr_handler != NULL) : > : panic("Only one interrupt handler per function allowed"); : > : err = bus_generic_setup_intr(dev, child, irq, flags, pccard_filter, : > : - pccard_intr, pf, cookiep); : > : + intr ? pccard_intr : NULL, pf, cookiep); : > : if (err != 0) : > : return (err); : > : pf->intr_filter = filt; : > : : > : : > : On 6/16/07, ?????? wrote: : > : > hi, lists : > : > i always get Fatal trap while insert a pccard with recent 7.0 current. : > : > It seems that Can't recognize the pccard address? : > : > thanks with any reply. : > : > : > : > pccard0:Allocation failed for cfe 13 : > : > pccard0:Allocation failed for cfe 21 : > : > uart0: at port 0x3e8-0x3ef irq 11 : > : > function 0 config 29 on pccard0 : > : > uart0:[FILTER] : > : > : > : > Fatal trap 12: page fault while in kernel mode : > : > cpuid = 0; apic id = 00 : > : > fault virtual address = 0x0 : > : > fault code = supervisor read, page not present : > : > instruction pointer = 0x20:0x0 : > : > stack pointer = 0x28:0xe2996cb0 : > : > frame pointer = 0x28:0xe2996cb8 : > : > code segment = base 0x0, limit 0xfffff, type 0x1b : > : > = DPL 0, pres 1, def32 1, gran 1 : > : > processor eflags = interrupt enable, resume, IOPL = 0 : > : > current process = 21 (irq11: cbb0 cbb1+*) : > : > [thread pid 21 tid 100013 ] : > : > Stopped at 0: *** error reading from address 0 *** : > : > db>bt : > : > Tracing pid 21 tid 100013 td 0xc3f05c00 : > : > pccard_intr(c4285e00) at pccard_intr+0x12 : > : > cbb_func_intr(c4103140,0,c0a493ae,40b,c3f00064,...) at cbb_func_intr|0x51 : > : > ithread_loop(c404fab0,e2996d38,83fb5be8,ff06fc46,c3f4b804,...) at : > : > ithread_loop+0 : > : > x1b5 : > : > fork_exit(c074ccd0,c404fab0,e2996d38) at fork_exit+0x57 : > : > fork_trampoline() at fork_trampoline+0x8 : > : > --- trap 0, eip = 0, esp = 0xe2996d70, ebp = 0 --- : : -- : John-Mark Gurney Voice: +1 415 225 5579 : : "All that I will do, has been done, All that I have, has not." : :