From 392e8802486cb573b916e746010e141a75f507e6 Mon Sep 17 00:00:00 2001
From: Kevin
Date: Sat, 15 Nov 2014 09:58:27 +0800
Subject: init android origin source code

---
 ANDROID_3.4.5/arch/sparc/include/asm/barrier_32.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 ANDROID_3.4.5/arch/sparc/include/asm/barrier_32.h

(limited to 'ANDROID_3.4.5/arch/sparc/include/asm/barrier_32.h')

diff --git a/ANDROID_3.4.5/arch/sparc/include/asm/barrier_32.h b/ANDROID_3.4.5/arch/sparc/include/asm/barrier_32.h
new file mode 100644
index 00000000..c1b76654
--- /dev/null
+++ b/ANDROID_3.4.5/arch/sparc/include/asm/barrier_32.h
@@ -0,0 +1,15 @@
+#ifndef __SPARC_BARRIER_H
+#define __SPARC_BARRIER_H
+
+/* XXX Change this if we ever use a PSO mode kernel. */
+#define mb()	__asm__ __volatile__ ("" : : : "memory")
+#define rmb()	mb()
+#define wmb()	mb()
+#define read_barrier_depends()	do { } while(0)
+#define set_mb(__var, __value)  do { __var = __value; mb(); } while(0)
+#define smp_mb()	__asm__ __volatile__("":::"memory")
+#define smp_rmb()	__asm__ __volatile__("":::"memory")
+#define smp_wmb()	__asm__ __volatile__("":::"memory")
+#define smp_read_barrier_depends()	do { } while(0)
+
+#endif /* !(__SPARC_BARRIER_H) */
-- 
cgit