2 * Copyright (c) 1997, 2002 Hellmuth Michaelis. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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
26 /*---------------------------------------------------------------------------
28 * i4b_trace.h - header file for trace data read device
29 * ----------------------------------------------------
33 * last edit-date: [Sun Mar 17 10:10:52 2002]
35 *---------------------------------------------------------------------------*/
40 /*---------------------------------------------------------------------------*
41 * structure of the header at the beginning of every trace mbuf
42 *---------------------------------------------------------------------------*/
44 int length; /* length of the following mbuf */
45 int unit; /* controller unit number */
46 int type; /* type of channel */
47 #define TRC_CH_I 0 /* Layer 1 INFO's */
48 #define TRC_CH_D 1 /* D channel */
49 #define TRC_CH_B1 2 /* B1 channel */
50 #define TRC_CH_B2 3 /* B2 channel */
51 int dir; /* direction */
52 #define FROM_TE 0 /* user -> network */
53 #define FROM_NT 1 /* network -> user */
54 int trunc; /* # of truncated bytes (frame > MCLBYTES) */
55 unsigned int count; /* frame count for this unit/type */
56 struct timeval time; /* timestamp for this frame */
59 #define INFO0 0 /* layer 1 */
67 /*---------------------------------------------------------------------------*
68 * ioctl via /dev/i4btrc device(s):
69 * get/set current trace flag settings
70 *---------------------------------------------------------------------------*/
72 #define I4B_TRC_SET _IOW('T', 0, int) /* set trace settings */
74 #define TRACE_OFF 0x00 /* tracing off */
75 #define TRACE_I 0x01 /* trace L1 INFO's on */
76 #define TRACE_D_TX 0x02 /* trace D channel on */
77 #define TRACE_D_RX 0x04 /* trace D channel on */
78 #define TRACE_B_TX 0x08 /* trace B channel on */
79 #define TRACE_B_RX 0x10 /* trace B channel on */
82 int rxunit; /* unit # for rx frames */
83 int rxflags; /* d and/or b channel */
84 int txunit; /* unit # for tx frames */
85 int txflags; /* d and/or b channel */
88 #define I4B_TRC_SETA _IOW('T', 1, i4b_trace_setupa_t) /* set analyze mode */
89 #define I4B_TRC_RESETA _IOW('T', 2, int) /* reset analyze mode */
91 #endif /* _I4B_TRACE_H_ */