1 /*-
2 * Copyright (c) 1997, 2002 Hellmuth Michaelis. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26 /*---------------------------------------------------------------------------
27 *
28 * i4b_l1l2.h - i4b layer 1 / layer 2 interactions
29 * ---------------------------------------------------
30 *
31 * $FreeBSD: releng/6.3/sys/i4b/include/i4b_l1l2.h 139790 2005-01-06 22:18:23Z imp $
32 *
33 * last edit-date: [Sat Mar 9 15:54:49 2002]
34 *
35 *---------------------------------------------------------------------------*/
36
37 #ifndef _I4B_L1L2_H_
38 #define _I4B_L1L2_H_
39
40 #include <machine/i4b_trace.h>
41
42 extern struct i4b_l1l2_func i4b_l1l2_func;
43
44 struct i4b_l1l2_func
45 {
46 /* Layer 1 --> Layer 2 */
47 /* =================== */
48
49 int (*PH_DATA_IND) (int, struct mbuf *);
50 int (*PH_ACTIVATE_IND) (int);
51 int (*PH_DEACTIVATE_IND) (int);
52
53 #define PH_Data_Ind(unit, data) \
54 ((*i4b_l1l2_func.PH_DATA_IND)(unit, data))
55 #define PH_Act_Ind(unit) \
56 ((*i4b_l1l2_func.PH_ACTIVATE_IND)(unit))
57 #define PH_Deact_Ind(unit) \
58 ((*i4b_l1l2_func.PH_DEACTIVATE_IND)(unit))
59
60
61 /* Layer 2 --> Layer 1 */
62 /* =================== */
63
64 int (*PH_DATA_REQ) (int, struct mbuf *, int);
65 int (*PH_ACTIVATE_REQ) (int);
66
67 #define PH_Data_Req(unit, data, freeflag) \
68 ((*i4b_l1l2_func.PH_DATA_REQ)(unit, data, freeflag))
69 #define PH_Act_Req(unit) \
70 ((*i4b_l1l2_func.PH_ACTIVATE_REQ)(unit))
71
72 /* Layer 1 --> upstream, ISDN trace data */
73 /* ===================================== */
74 int (*MPH_TRACE_IND) (i4b_trace_hdr_t *, int, unsigned char *);
75
76 #define MPH_Trace_Ind(header, length, pointer) \
77 ((*i4b_l1l2_func.MPH_TRACE_IND)(header, length, pointer))
78
79 /* L1/L2 management command and status information */
80 /* =============================================== */
81 int (*MPH_STATUS_IND) (int, int, int);
82 int (*MPH_COMMAND_REQ) (int, int, void *);
83
84 #define MPH_Status_Ind(unit, status, parm) \
85 ((*i4b_l1l2_func.MPH_STATUS_IND)(unit, status, parm))
86 #define MPH_Command_Req(unit, command, parm) \
87 ((*i4b_l1l2_func.MPH_COMMAND_REQ)(unit, command, parm))
88 };
89
90 #endif /* _I4B_L1L2_H_ */
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