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/*
* This file and its contents are supplied under the terms of the
* Common Development and Distribution License ("CDDL"), version 1.0.
* You may only use this file in accordance with the terms of version
* 1.0 of the CDDL.
*
* A full copy of the text of the CDDL should have accompanied this
* source. A copy of the CDDL is also available via the Internet at
* http://www.illumos.org/license/CDDL.
*/
/*
* Copyright 2018 Joyent, Inc.
*/
#ifndef _VM_SEG_VMM_H
#define _VM_SEG_VMM_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct segvmm_crargs {
caddr_t kaddr;
uchar_t prot; /* protection */
void *cookie; /* opaque resource backing memory */
void (*hold)(void *); /* add reference to cookie */
void (*rele)(void *); /* release reference to cookie */
} segvmm_crargs_t;
typedef void (*segvmm_holdfn_t)(void *);
typedef void (*segvmm_relefn_t)(void *);
typedef struct segvmm_data {
krwlock_t svmd_lock;
uintptr_t svmd_kaddr;
uchar_t svmd_prot;
void *svmd_cookie;
segvmm_holdfn_t svmd_hold;
segvmm_relefn_t svmd_rele;
size_t svmd_softlockcnt;
} segvmm_data_t;
extern int segvmm_create(struct seg **, void *);
#ifdef __cplusplus
}
#endif
#endif /* _VM_SEG_VMM_H */
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