linux/arch/s390/include/asm/extmem.h
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   1/*
   2 *  definitions for external memory segment support
   3 *  Copyright IBM Corp. 2003
   4 */
   5
   6#ifndef _ASM_S390X_DCSS_H
   7#define _ASM_S390X_DCSS_H
   8#ifndef __ASSEMBLY__
   9
  10/* possible values for segment type as returned by segment_info */
  11#define SEG_TYPE_SW 0
  12#define SEG_TYPE_EW 1
  13#define SEG_TYPE_SR 2
  14#define SEG_TYPE_ER 3
  15#define SEG_TYPE_SN 4
  16#define SEG_TYPE_EN 5
  17#define SEG_TYPE_SC 6
  18#define SEG_TYPE_EWEN 7
  19
  20#define SEGMENT_SHARED 0
  21#define SEGMENT_EXCLUSIVE 1
  22
  23int segment_load (char *name, int segtype, unsigned long *addr, unsigned long *length);
  24void segment_unload(char *name);
  25void segment_save(char *name);
  26int segment_type (char* name);
  27int segment_modify_shared (char *name, int do_nonshared);
  28void segment_warning(int rc, char *seg_name);
  29
  30#endif
  31#endif
  32