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authorYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
committerYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
commit8e4bff4cab0ddac6060645b0715210484d02ff40 (patch)
tree3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/arm/mach-realview/include/mach/barriers.h
Initial file dump from open source releaseHEADmaster
Diffstat (limited to 'arch/arm/mach-realview/include/mach/barriers.h')
-rw-r--r--arch/arm/mach-realview/include/mach/barriers.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-realview/include/mach/barriers.h b/arch/arm/mach-realview/include/mach/barriers.h
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--- /dev/null
+++ b/arch/arm/mach-realview/include/mach/barriers.h
@@ -0,0 +1,8 @@
+/*
+ * Barriers redefined for RealView ARM11MPCore platforms with L220 cache
+ * controller to work around hardware errata causing the outer_sync()
+ * operation to deadlock the system.
+ */
+#define mb() dsb()
+#define rmb() dsb()
+#define wmb() mb()