xref: /titanic_52/usr/src/uts/common/avs/ns/nsctl/nsc_gen.h (revision fcf3ce441efd61da9bb2884968af01cb7c1452cc)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _NSC_GEN_H
27 #define	_NSC_GEN_H
28 
29 #ifdef __cplusplus
30 extern "C" {
31 #endif
32 
33 #ifndef __NSC_GEN__
34 Error: Illegal #include - private file.
35 #endif
36 
37 
38 /*
39  * Global resource map.
40  */
41 
42 #define	_NSC_MAXNAME	20
43 
44 typedef struct nsc_rmmap_s {
45 	char	name[_NSC_MAXNAME];	/* Description */
46 	int32_t	offset;			/* Offset into arena */
47 	uint32_t	size;		/* Length of area */
48 	int32_t	inuse;			/* Bitmap of nodes using area */
49 	int32_t	pad[2];			/* For future expansion */
50 } nsc_rmmap_t;
51 
52 
53 #ifdef _KERNEL
54 #include <sys/nsctl/nsc_mem.h>
55 
56 extern kmutex_t _nsc_global_lock;
57 extern int _nsc_global_lock_init;
58 
59 extern int _nsc_rmmap_init(nsc_rmmap_t *, char *, int, size_t, ulong_t);
60 extern ulong_t _nsc_rmmap_alloc(nsc_rmmap_t *, char *, size_t, void (*)());
61 extern void _nsc_rmmap_free(nsc_rmmap_t *, char *, nsc_mem_t *);
62 extern size_t _nsc_rmmap_size(nsc_rmmap_t *, char *);
63 extern size_t _nsc_rmmap_avail(nsc_rmmap_t *);
64 
65 extern nsc_rmmap_t *_nsc_global_nvmemmap_lookup(nsc_rmmap_t *);
66 extern void nsc_cm_errhdlr(void *, void *, size_t, int);
67 extern caddr_t _nsc_rm_nvmem_base;
68 
69 /*
70  * Inter-module function (callback) services.
71  */
72 
73 typedef struct nsc_svc_s {
74 	struct nsc_svc_s *svc_next;	/* linked list */
75 	struct nsc_service_s *svc_svc;	/* back link */
76 	void (*svc_fn)(intptr_t);	/* service function, or NULL (client) */
77 } nsc_svc_t;
78 
79 typedef struct nsc_service_s {
80 	struct nsc_service_s *s_next;	/* linked list */
81 	char *s_name;			/* name of service */
82 	nsc_svc_t *s_servers;		/* providers of the service */
83 	nsc_svc_t *s_clients;		/* clients of the service */
84 	krwlock_t s_rwlock;		/* lock */
85 } nsc_service_t;
86 
87 extern void _nsc_init_svc(void);
88 extern void _nsc_deinit_svc(void);
89 
90 #endif /* _KERNEL */
91 
92 
93 /*
94  * ncall usage (NCALL_NSC .. NCALL_NSC+9)
95  */
96 
97 /* inter-node setval */
98 #define	NSC_SETVAL		(NCALL_NSC + 1)
99 #define	NSC_SETVAL_ALL		(NCALL_NSC + 2)
100 
101 #define	NSC_UNUSED3		(NCALL_NSC + 3)
102 #define	NSC_UNUSED4		(NCALL_NSC + 4)
103 
104 /* ncall-io io provider */
105 #define	NSC_NCIO_PARTSIZE	(NCALL_NSC + 5)
106 #define	NSC_NCIO_READ		(NCALL_NSC + 6)
107 #define	NSC_NCIO_WRITE		(NCALL_NSC + 7)
108 
109 #define	NSC_UNUSED8		(NCALL_NSC + 8)
110 #define	NSC_UNUSED9		(NCALL_NSC + 9)
111 
112 #ifdef __cplusplus
113 }
114 #endif
115 
116 #endif /* _NSC_GEN_H */
117