Gitiles
Code Review Sign In
gerrit-public.fairphone.software / kernel / msm / 37b0c020343080241984d978981d6caf877b278a / . / include / linux / cycx_x25.h
blob: f7a9065834636c5824677d274beee1fc2d5f192d [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1#ifndef _CYCX_X25_H
2#define _CYCX_X25_H
3/*
4* cycx_x25.h Cyclom X.25 firmware API definitions.
5*
6* Author: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
7*
8* Copyright: (c) 1998-2003 Arnaldo Carvalho de Melo
9*
10* Based on sdla_x25.h by Gene Kozin <74604.152@compuserve.com>
11*
12* This program is free software; you can redistribute it and/or
13* modify it under the terms of the GNU General Public License
14* as published by the Free Software Foundation; either version
15* 2 of the License, or (at your option) any later version.
16* ============================================================================
17* 2000/04/02 acme dprintk and cycx_debug
18* 1999/01/03 acme judicious use of data types
19* 1999/01/02 acme #define X25_ACK_N3 0x4411
20* 1998/12/28 acme cleanup: lot'o'things removed
21* commands listed,
22* TX25Cmd & TX25Config structs
23* typedef'ed
24*/
25#ifndef PACKED
26#define PACKED __attribute__((packed))
27#endif
28
29/* X.25 shared memory layout. */
30#define X25_MBOX_OFFS 0x300 /* general mailbox block */
31#define X25_RXMBOX_OFFS 0x340 /* receive mailbox */
32
33/* Debug */
34#define dprintk(level, format, a...) if (cycx_debug >= level) printk(format, ##a)
35
36extern unsigned int cycx_debug;
37
38/* Data Structures */
39/* X.25 Command Block. */
40struct cycx_x25_cmd {
Jan Blunck6a878182006-01-08 01:05:07 -0800[diff] [blame]41 u16 command;
42 u16 link; /* values: 0 or 1 */
43 u16 len; /* values: 0 thru 0x205 (517) */
44 u32 buf;
45} PACKED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]46
47/* Defines for the 'command' field. */
48#define X25_CONNECT_REQUEST 0x4401
49#define X25_CONNECT_RESPONSE 0x4402
50#define X25_DISCONNECT_REQUEST 0x4403
51#define X25_DISCONNECT_RESPONSE 0x4404
52#define X25_DATA_REQUEST 0x4405
53#define X25_ACK_TO_VC 0x4406
54#define X25_INTERRUPT_RESPONSE 0x4407
55#define X25_CONFIG 0x4408
56#define X25_CONNECT_INDICATION 0x4409
57#define X25_CONNECT_CONFIRM 0x440A
58#define X25_DISCONNECT_INDICATION 0x440B
59#define X25_DISCONNECT_CONFIRM 0x440C
60#define X25_DATA_INDICATION 0x440E
61#define X25_INTERRUPT_INDICATION 0x440F
62#define X25_ACK_FROM_VC 0x4410
63#define X25_ACK_N3 0x4411
64#define X25_CONNECT_COLLISION 0x4413
65#define X25_N3WIN 0x4414
66#define X25_LINE_ON 0x4415
67#define X25_LINE_OFF 0x4416
68#define X25_RESET_REQUEST 0x4417
69#define X25_LOG 0x4500
70#define X25_STATISTIC 0x4600
71#define X25_TRACE 0x4700
72#define X25_N2TRACEXC 0x4702
73#define X25_N3TRACEXC 0x4703
74
75/**
76 * struct cycx_x25_config - cyclom2x x25 firmware configuration
77 * @link - link number
78 * @speed - line speed
79 * @clock - internal/external
80 * @n2 - # of level 2 retransm.(values: 1 thru FF)
81 * @n2win - level 2 window (values: 1 thru 7)
82 * @n3win - level 3 window (values: 1 thru 7)
83 * @nvc - # of logical channels (values: 1 thru 64)
84 * @pktlen - level 3 packet lenght - log base 2 of size
85 * @locaddr - my address
86 * @remaddr - remote address
87 * @t1 - time, in seconds
88 * @t2 - time, in seconds
89 * @t21 - time, in seconds
90 * @npvc - # of permanent virt. circuits (1 thru nvc)
91 * @t23 - time, in seconds
92 * @flags - see dosx25.doc, in portuguese, for details
93 */
94struct cycx_x25_config {
Jan Blunck6a878182006-01-08 01:05:07 -0800[diff] [blame]95 u8 link;
96 u8 speed;
97 u8 clock;
98 u8 n2;
99 u8 n2win;
100 u8 n3win;
101 u8 nvc;
102 u8 pktlen;
103 u8 locaddr;
104 u8 remaddr;
105 u16 t1;
106 u16 t2;
107 u8 t21;
108 u8 npvc;
109 u8 t23;
110 u8 flags;
111} PACKED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]112
113struct cycx_x25_stats {
Jan Blunck6a878182006-01-08 01:05:07 -0800[diff] [blame]114 u16 rx_crc_errors;
115 u16 rx_over_errors;
116 u16 n2_tx_frames;
117 u16 n2_rx_frames;
118 u16 tx_timeouts;
119 u16 rx_timeouts;
120 u16 n3_tx_packets;
121 u16 n3_rx_packets;
122 u16 tx_aborts;
123 u16 rx_aborts;
124} PACKED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]125#endif /* _CYCX_X25_H */