svn commit: r310146 - head/sys/powerpc/powerpc
Justin Hibbits
jhibbits at FreeBSD.org
Fri Dec 16 04:38:54 UTC 2016
Author: jhibbits
Date: Fri Dec 16 04:38:53 2016
New Revision: 310146
URL: https://svnweb.freebsd.org/changeset/base/310146
Log:
Use the right bitwise OR operation for clearing single-step at trap time.
DBCR0_IDM || DBCRO_IC yields 1, which in this register is DBCR0_FT, not what we
want.
Reported by: Mark Millard
MFC after: 2 weeks
Modified:
head/sys/powerpc/powerpc/trap.c
Modified: head/sys/powerpc/powerpc/trap.c
==============================================================================
--- head/sys/powerpc/powerpc/trap.c Fri Dec 16 02:09:48 2016 (r310145)
+++ head/sys/powerpc/powerpc/trap.c Fri Dec 16 04:38:53 2016 (r310146)
@@ -280,7 +280,7 @@ trap(struct trapframe *frame)
case EXC_DEBUG: /* Single stepping */
mtspr(SPR_DBSR, mfspr(SPR_DBSR));
frame->srr1 &= ~PSL_DE;
- frame->cpu.booke.dbcr0 &= ~(DBCR0_IDM || DBCR0_IC);
+ frame->cpu.booke.dbcr0 &= ~(DBCR0_IDM | DBCR0_IC);
sig = SIGTRAP;
ucode = TRAP_TRACE;
break;
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