diff --git a/common_arm64.h b/common_arm64.h
index a928dbe7b..99e0cee57 100644
--- a/common_arm64.h
+++ b/common_arm64.h
@@ -141,12 +141,17 @@ REALNAME:
 #endif
 #define HUGE_PAGESIZE   ( 4 << 20)
 
+#ifndef BUFFERSIZE
 #if defined(CORTEXA57)
 #define BUFFER_SIZE     (20 << 20)
+#elif defined(TSV110) || defined(EMAG8180)
+#define BUFFER_SIZE     (32 << 20)
 #else
 #define BUFFER_SIZE     (16 << 20)
 #endif
-
+#else
+#define BUFFER_SIZE	(32 << BUFFERSIZE)
+#endif
 
 #define BASE_ADDRESS (START_ADDRESS - BUFFER_SIZE * MAX_CPU_NUMBER)