xref: /onnv-gate/usr/src/uts/common/sys/dacf.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 1999-2002 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef	_DACF_H
28*0Sstevel@tonic-gate #define	_DACF_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate /*
33*0Sstevel@tonic-gate  * Device autoconfiguration framework (dacf)
34*0Sstevel@tonic-gate  */
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #ifdef	__cplusplus
37*0Sstevel@tonic-gate extern "C" {
38*0Sstevel@tonic-gate #endif
39*0Sstevel@tonic-gate 
40*0Sstevel@tonic-gate #include <sys/types.h>
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate #define	DACF_MODREV_1		1	/* interface version # */
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate typedef void* dacf_arghdl_t;
45*0Sstevel@tonic-gate typedef void* dacf_infohdl_t;
46*0Sstevel@tonic-gate 
47*0Sstevel@tonic-gate typedef enum {
48*0Sstevel@tonic-gate 	DACF_OPID_ERROR = -1,
49*0Sstevel@tonic-gate 	DACF_OPID_END = 0,		/* mark end of array of dacf_op's */
50*0Sstevel@tonic-gate 	DACF_OPID_POSTATTACH = 1,	/* operate after a driver attaches */
51*0Sstevel@tonic-gate 	DACF_OPID_PREDETACH = 2		/* operate before a driver detaches */
52*0Sstevel@tonic-gate } dacf_opid_t;
53*0Sstevel@tonic-gate 
54*0Sstevel@tonic-gate #define	DACF_NUM_OPIDS 2
55*0Sstevel@tonic-gate 
56*0Sstevel@tonic-gate typedef struct dacf_op {
57*0Sstevel@tonic-gate 	dacf_opid_t op_id;		/* operation id */
58*0Sstevel@tonic-gate 	int (*op_func)(dacf_infohdl_t, dacf_arghdl_t, int);
59*0Sstevel@tonic-gate } dacf_op_t;
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate typedef struct dacf_opset {
62*0Sstevel@tonic-gate 	char *opset_name;		/* name of this op-set */
63*0Sstevel@tonic-gate 	dacf_op_t *opset_ops;		/* null-terminated array of ops */
64*0Sstevel@tonic-gate } dacf_opset_t;
65*0Sstevel@tonic-gate 
66*0Sstevel@tonic-gate struct dacfsw {
67*0Sstevel@tonic-gate 	int		dacf_rev;	/* dacf interface revision #	*/
68*0Sstevel@tonic-gate 	dacf_opset_t	*dacf_opsets;	/* op-sets in this module	*/
69*0Sstevel@tonic-gate };
70*0Sstevel@tonic-gate 
71*0Sstevel@tonic-gate extern struct dacfsw kmod_dacfsw;	/* kernel provided module */
72*0Sstevel@tonic-gate 
73*0Sstevel@tonic-gate /*
74*0Sstevel@tonic-gate  * DACF client interface
75*0Sstevel@tonic-gate  */
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate const char *dacf_minor_name(dacf_infohdl_t);
78*0Sstevel@tonic-gate minor_t dacf_minor_number(dacf_infohdl_t);
79*0Sstevel@tonic-gate const char *dacf_driver_name(dacf_infohdl_t);
80*0Sstevel@tonic-gate dev_info_t *dacf_devinfo_node(dacf_infohdl_t);
81*0Sstevel@tonic-gate const char *dacf_get_arg(dacf_arghdl_t, char *);
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate void dacf_store_info(dacf_infohdl_t, void *);
84*0Sstevel@tonic-gate void *dacf_retrieve_info(dacf_infohdl_t);
85*0Sstevel@tonic-gate 
86*0Sstevel@tonic-gate struct vnode *dacf_makevp(dacf_infohdl_t);
87*0Sstevel@tonic-gate 
88*0Sstevel@tonic-gate /*
89*0Sstevel@tonic-gate  * Error codes for configuration operations
90*0Sstevel@tonic-gate  */
91*0Sstevel@tonic-gate #define	DACF_SUCCESS		0
92*0Sstevel@tonic-gate #define	DACF_FAILURE		-1
93*0Sstevel@tonic-gate 
94*0Sstevel@tonic-gate #ifdef __cplusplus
95*0Sstevel@tonic-gate }
96*0Sstevel@tonic-gate #endif
97*0Sstevel@tonic-gate 
98*0Sstevel@tonic-gate #endif /* _DACF_H */
99