xref: /titanic_41/usr/src/uts/sun4v/io/n2piupc/n2piupc.h (revision 7ff178cd8db129d385d3177eb20744d3b6efc59b)
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 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_N2PIUPC_H
28 #define	_N2PIUPC_H
29 
30 /*
31  * Definitions which deal with things other than registers.
32  */
33 
34 #pragma ident	"%Z%%M%	%I%	%E% SMI"
35 
36 #ifdef	__cplusplus
37 extern "C" {
38 #endif
39 
40 #include <sys/sunddi.h>
41 
42 #define	SUCCESS	0
43 #define	FAILURE	-1
44 
45 #define	NAMEINST(dip)	ddi_driver_name(dip), ddi_get_instance(dip)
46 
47 /* Used for data structure retrieval during kstat update. */
48 typedef struct n2piu_ksinfo {
49 	kstat_t		*cntr_ksp;
50 	struct n2piupc	*n2piupc_p;
51 	n2piu_grp_t	*grp_p;
52 } n2piu_ksinfo_t;
53 
54 /* State structure. */
55 typedef struct n2piupc {
56 	dev_info_t	*n2piupc_dip;
57 	cntr_handle_t	n2piupc_handle;
58 	void *		n2piupc_biterr_p;
59 	n2piu_ksinfo_t	*n2piupc_ksinfo_p[NUM_GRPS];
60 } n2piupc_t;
61 
62 /* Debugging facility. */
63 #ifdef DEBUG
64 extern int n2piupc_debug;
65 #define	N2PIUPC_DBG1 if (n2piupc_debug >= 1) printf
66 #define	N2PIUPC_DBG2 if (n2piupc_debug >= 2) printf
67 #else
68 #define	N2PIUPC_DBG1 0 &&
69 #define	N2PIUPC_DBG2 0 &&
70 #endif	/* DEBUG */
71 
72 
73 /* Function definitions exported among different modules. */
74 extern int n2piupc_kstat_init();
75 extern void n2piupc_kstat_fini();
76 extern int n2piupc_kstat_attach(n2piupc_t *n2piupc_p);
77 extern void n2piupc_kstat_detach(n2piupc_t *n2piupc_p);
78 
79 #ifdef	__cplusplus
80 }
81 #endif
82 
83 #endif	/* _N2PIUPC_H */
84