Date: Sun, 13 Oct 2002 19:48:33 -0400 From: Bryan Berch <ridefree@charterpa.net> To: Matthew Dillon <dillon@apollo.backplane.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: Kernel Panics in 4.7-STABLE Message-ID: <3DAA0651.2090001@charterpa.net> References: <200210122026.aa07063@salmon.maths.tcd.ie> <3DA8821D.70803@charterpa.net> <200210132122.g9DLMvdM056777@apollo.backplane.com>
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Matthew Dillon wrote:
> The nexus_print_all_resources() panic is due to a bug in EISA bus
> handling that shows up due to a recent commit John made.
> He has a tentitive patch for it but it needs to be tested / verified.
>
> I've included it below. Pelase try this patch and tell us if it
> fixes it.
>
> -Matt
> Matthew Dillon
> <dillon@backplane.com>
>
>:
>:nexus_print_all_resources(c0e62280,c0e4a680,c0e62280,c0e62280,0) at
>:nexus_print_all_resources+0x14
>:...
>
>
>Index: nexus.c
>===================================================================
>RCS file: /usr/cvs/src/sys/i386/i386/nexus.c,v
>retrieving revision 1.26.2.6
>diff -u -r1.26.2.6 nexus.c
>--- nexus.c 3 Mar 2002 05:42:49 -0000 1.26.2.6
>+++ nexus.c 11 Oct 2002 18:07:45 -0000
>@@ -219,21 +219,21 @@
> * connection points now so they show up "on motherboard".
> */
> if (!devclass_get_device(devclass_find("eisa"), 0)) {
>- child = device_add_child(dev, "eisa", 0);
>+ child = BUS_ADD_CHILD(dev, 0, "eisa", 0);
> if (child == NULL)
> panic("nexus_attach eisa");
> device_probe_and_attach(child);
> }
> #if NMCA > 0
> if (!devclass_get_device(devclass_find("mca"), 0)) {
>- child = device_add_child(dev, "mca", 0);
>- if (child == 0)
>+ child = BUS_ADD_CHILD(dev, 0, "mca", 0);
>+ if (child == NULL)
> panic("nexus_probe mca");
> device_probe_and_attach(child);
> }
> #endif
> if (!devclass_get_device(devclass_find("isa"), 0)) {
>- child = device_add_child(dev, "isa", 0);
>+ child = BUS_ADD_CHILD(dev, 0, "isa", 0);
> if (child == NULL)
> panic("nexus_attach isa");
> device_probe_and_attach(child);
>
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>
This patch did the job
Thanks
Bryan
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