2 * include/asm-s390x/extmem.h
4 * definitions for external memory segment support
5 * Copyright (C) 2003 IBM Deutschland Entwicklung GmbH, IBM Corporation
8 #ifndef _ASM_S390X_DCSS_H
9 #define _ASM_S390X_DCSS_H
12 /* possible values for segment type as returned by segment_info */
20 #define SEG_TYPE_EWEN 7
22 #define SEGMENT_SHARED 0
23 #define SEGMENT_EXCLUSIVE 1
25 extern int segment_load (char *name,int segtype,unsigned long *addr,unsigned long *length);
26 extern void segment_unload(char *name);
27 extern void segment_save(char *name);
28 extern int segment_type (char* name);
29 extern int segment_modify_shared (char *name, int do_nonshared);