[src/trunk]: src/sys/arch/arm/include/arm32 Change arm_cpu_mbox to volatile

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/6e269c811fc0
branches:  trunk
changeset: 328179:6e269c811fc0
user:      matt <matt%NetBSD.org@localhost>
date:      Fri Mar 28 21:51:59 2014 +0000

description:
Change arm_cpu_mbox to volatile

diffstat:

 sys/arch/arm/include/arm32/machdep.h |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (18 lines):

diff -r 47b027035350 -r 6e269c811fc0 sys/arch/arm/include/arm32/machdep.h
--- a/sys/arch/arm/include/arm32/machdep.h      Fri Mar 28 21:51:21 2014 +0000
+++ b/sys/arch/arm/include/arm32/machdep.h      Fri Mar 28 21:51:59 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.h,v 1.17 2012/10/20 14:42:20 matt Exp $ */
+/* $NetBSD: machdep.h,v 1.18 2014/03/28 21:51:59 matt Exp $ */
 
 #ifndef _ARM32_BOOT_MACHDEP_H_
 #define _ARM32_BOOT_MACHDEP_H_
@@ -53,7 +53,7 @@
 extern char *booted_kernel;
 
 extern volatile uint32_t arm_cpu_hatched;
-extern uint32_t arm_cpu_mbox;
+extern volatile uint32_t arm_cpu_mbox;
 extern u_int arm_cpu_max;
 
 /* misc prototypes used by the many arm machdeps */