diff --git a/include/asm-s390/setup.h b/include/asm-s390/setup.h
index 5d72eda..7664bac 100644
--- a/include/asm-s390/setup.h
+++ b/include/asm-s390/setup.h
@@ -2,7 +2,7 @@
  *  include/asm-s390/setup.h
  *
  *  S390 version
- *    Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ *    Copyright IBM Corp. 1999,2006
  */
 
 #ifndef _ASM_S390_SETUP_H
@@ -30,6 +30,17 @@
 #endif /* __s390x__ */
 #define COMMAND_LINE      ((char *)            (0x10480))
 
+#define CHUNK_READ_WRITE 0
+#define CHUNK_READ_ONLY  1
+
+struct mem_chunk {
+	unsigned long addr;
+	unsigned long size;
+	unsigned long type;
+};
+
+extern struct mem_chunk memory_chunk[];
+
 /*
  * Machine features detected in head.S
  */
@@ -53,7 +64,6 @@
 #define MACHINE_HAS_MVCOS	(machine_flags & 512)
 #endif /* __s390x__ */
 
-
 #define MACHINE_HAS_SCLP	(!MACHINE_IS_P390)
 
 /*
@@ -71,7 +81,6 @@
 #define SET_CONSOLE_3215	do { console_mode = 2; } while (0)
 #define SET_CONSOLE_3270	do { console_mode = 3; } while (0)
 
-
 struct ipl_list_hdr {
 	u32 len;
 	u8  reserved1[3];