Date: Sun, 13 Oct 2002 14:22:57 -0700 (PDT) From: Matthew Dillon <dillon@apollo.backplane.com> To: Bryan Berch <ridefree@charterpa.net> Cc: David Malone <dwmalone@maths.tcd.ie>, freebsd-stable@FreeBSD.ORG, John Baldwin <jhb@FreeBSD.ORG> Subject: Re: Kernel Panics in 4.7-STABLE Message-ID: <200210132122.g9DLMvdM056777@apollo.backplane.com> References: <200210122026.aa07063@salmon.maths.tcd.ie> <3DA8821D.70803@charterpa.net>
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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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