Author: bdragon
Date: Tue Sep 8 22:42:41 2020
New Revision: 365479
URL: https://svnweb.freebsd.org/changeset/base/365479
Log:
[PowerPC] Add root_pic assertion.
When enabling an interrupt, assert that we do in fact have a root PIC.
This would have saved me some debugging effort.
Sponsored by: Tag1 Consulting, Inc.
Modified:
head/sys/powerpc/powerpc/intr_machdep.c
Modified: head/sys/powerpc/powerpc/intr_machdep.c
==============================================================================
--- head/sys/powerpc/powerpc/intr_machdep.c Tue Sep 8 22:41:35 2020
(r365478)
+++ head/sys/powerpc/powerpc/intr_machdep.c Tue Sep 8 22:42:41 2020
(r365479)
@@ -457,6 +457,8 @@ powerpc_enable_intr(void)
if (root_pic == NULL)
root_pic = piclist[0].dev;
+ KASSERT(root_pic != NULL, ("no root PIC!"));
+
#ifdef SMP
/* Install an IPI handler. */
if (mp_ncpus > 1) {
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