#ifndef _ASM_S390X_DCSS_H
#define _ASM_S390X_DCSS_H
#ifndef __ASSEMBLY__
-#define SEGMENT_SHARED_RW 0
-#define SEGMENT_SHARED_RO 1
-#define SEGMENT_EXCLUSIVE_RW 2
-#define SEGMENT_EXCLUSIVE_RO 3
+
+/* possible values for segment type as returned by segment_info */
+#define SEG_TYPE_SW 0
+#define SEG_TYPE_EW 1
+#define SEG_TYPE_SR 2
+#define SEG_TYPE_ER 3
+#define SEG_TYPE_SN 4
+#define SEG_TYPE_EN 5
+#define SEG_TYPE_SC 6
+#define SEG_TYPE_EWEN 7
+
+#define SEGMENT_SHARED 0
+#define SEGMENT_EXCLUSIVE 1
+
extern int segment_load (char *name,int segtype,unsigned long *addr,unsigned long *length);
extern void segment_unload(char *name);
-extern void segment_replace(char *name);
+extern void segment_save(char *name);
+extern int segment_type (char* name);
+extern int segment_modify_shared (char *name, int do_nonshared);
+
#endif
#endif