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diff --git a/dol/src/dol/visitor/cbe/lib/common.h b/dol/src/dol/visitor/cbe/lib/common.h
new file mode 100644
index 0000000..9370673
--- /dev/null
+++ b/dol/src/dol/visitor/cbe/lib/common.h
@@ -0,0 +1,59 @@
+/**************************************************************** 
+ *	COMMON.H
+ *	Creator: lschor, 2008-10-30
+ *	Description: Specifies some structs and Constants for the CBE-DOL-Implementation
+ *	
+ *	Revision: 
+ *	- 2008-10-30: Created
+ */
+
+#ifndef _COMMON_H_
+#define _COMMON_H_
+
+#include "dol.h"
+#include "lib/constant.h"
+
+#define SPE_WRITE_DEMAND 0
+#define SPE_READ_DEMAND 1
+#define SPE_WRITE_SUC 2
+#define SPE_READ_SUC 3
+#define SPE_DETACH 4
+
+// the context that PPE forward to SPE
+typedef struct{
+	uint64_t port_id;
+	uint64_t port_queue_id; 
+
+	uint64_t processName; 	// Address for the name of the process
+	uint64_t processNameLen;  // Len of the process Name
+
+	uint32_t number_of_ports; 
+	uint32_t is_detached; 
+	uint32_t padd[2]; // dummy - for alignment --> It always has to be a multiple of 128 bit! 
+} parm_context; // aligned to 16B 
+
+typedef struct{
+	uint32_t d; 
+	uint32_t padd[31]; //padd to cache line
+} status_s;
+
+
+// Round a number ot the right DMA number --> Is used for DMA transfers
+uint32_t roundDMA(uint32_t number)
+{
+	if (number > 16)
+		return number + 16 - (number % 16);
+	else if (number > 8)
+		return 16; 
+	else if (number > 4)
+		return 8; 
+	else if (number > 2)
+		return 4; 
+	else if (number > 1)
+		return 2; 
+	else 
+		return 1; 
+}
+
+#endif // _COMMON_H_ 
+