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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * include/asm-s390x/extmem.h
3 *
4 * definitions for external memory segment support
5 * Copyright (C) 2003 IBM Deutschland Entwicklung GmbH, IBM Corporation
6 */
7
8#ifndef _ASM_S390X_DCSS_H
9#define _ASM_S390X_DCSS_H
10#ifndef __ASSEMBLY__
11
12/* possible values for segment type as returned by segment_info */
13#define SEG_TYPE_SW 0
14#define SEG_TYPE_EW 1
15#define SEG_TYPE_SR 2
16#define SEG_TYPE_ER 3
17#define SEG_TYPE_SN 4
18#define SEG_TYPE_EN 5
19#define SEG_TYPE_SC 6
20#define SEG_TYPE_EWEN 7
21
22#define SEGMENT_SHARED 0
23#define SEGMENT_EXCLUSIVE 1
24
Martin Schwidefskyca683052008-04-17 07:46:31 +020025int segment_load (char *name, int segtype, unsigned long *addr, unsigned long *length);
26void segment_unload(char *name);
27void segment_save(char *name);
28int segment_type (char* name);
29int segment_modify_shared (char *name, int do_nonshared);
30void segment_warning(int rc, char *seg_name);
Linus Torvalds1da177e2005-04-16 15:20:36 -070031
32#endif
33#endif