/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* definitions for external memory segment support
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* Copyright IBM Corp. 2003
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*/
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#ifndef _ASM_S390X_DCSS_H
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#define _ASM_S390X_DCSS_H
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#ifndef __ASSEMBLY__
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/* possible values for segment type as returned by segment_info */
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#define SEG_TYPE_SW 0
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#define SEG_TYPE_EW 1
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#define SEG_TYPE_SR 2
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#define SEG_TYPE_ER 3
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#define SEG_TYPE_SN 4
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#define SEG_TYPE_EN 5
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#define SEG_TYPE_SC 6
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#define SEG_TYPE_EWEN 7
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#define SEGMENT_SHARED 0
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#define SEGMENT_EXCLUSIVE 1
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int segment_load (char *name, int segtype, unsigned long *addr, unsigned long *length);
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void segment_unload(char *name);
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void segment_save(char *name);
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int segment_type (char* name);
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int segment_modify_shared (char *name, int do_nonshared);
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void segment_warning(int rc, char *seg_name);
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#endif
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#endif
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