1 /*********************************************************************
2  *
3  * Filename:      ircomm_param.h
4  * Version:       1.0
5  * Description:   Parameter handling for the IrCOMM protocol
6  * Status:        Experimental.
7  * Author:        Dag Brattli <dagb@cs.uit.no>
8  * Created at:    Mon Jun  7 08:47:28 1999
9  * Modified at:   Wed Aug 25 13:46:33 1999
10  * Modified by:   Dag Brattli <dagb@cs.uit.no>
11  *
12  *     Copyright (c) 1999 Dag Brattli, All Rights Reserved.
13  *
14  *     This program is free software; you can redistribute it and/or
15  *     modify it under the terms of the GNU General Public License as
16  *     published by the Free Software Foundation; either version 2 of
17  *     the License, or (at your option) any later version.
18  *
19  *     This program is distributed in the hope that it will be useful,
20  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
21  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22  *     GNU General Public License for more details.
23  *
24  *     You should have received a copy of the GNU General Public License
25  *     along with this program; if not, write to the Free Software
26  *     Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27  *     MA 02111-1307 USA
28  *
29  ********************************************************************/
30 
31 #ifndef IRCOMM_PARAMS_H
32 #define IRCOMM_PARAMS_H
33 
34 #include <net/irda/parameters.h>
35 
36 /* Parameters common to all service types */
37 #define IRCOMM_SERVICE_TYPE     0x00
38 #define IRCOMM_PORT_TYPE        0x01 /* Only used in LM-IAS */
39 #define IRCOMM_PORT_NAME        0x02 /* Only used in LM-IAS */
40 
41 /* Parameters for both 3 wire and 9 wire */
42 #define IRCOMM_DATA_RATE        0x10
43 #define IRCOMM_DATA_FORMAT      0x11
44 #define IRCOMM_FLOW_CONTROL     0x12
45 #define IRCOMM_XON_XOFF         0x13
46 #define IRCOMM_ENQ_ACK          0x14
47 #define IRCOMM_LINE_STATUS      0x15
48 #define IRCOMM_BREAK            0x16
49 
50 /* Parameters for 9 wire */
51 #define IRCOMM_DTE              0x20
52 #define IRCOMM_DCE              0x21
53 #define IRCOMM_POLL             0x22
54 
55 /* Service type (details) */
56 #define IRCOMM_3_WIRE_RAW       0x01
57 #define IRCOMM_3_WIRE           0x02
58 #define IRCOMM_9_WIRE           0x04
59 #define IRCOMM_CENTRONICS       0x08
60 
61 /* Port type (details) */
62 #define IRCOMM_SERIAL           0x00
63 #define IRCOMM_PARALLEL         0x01
64 
65 /* Data format (details) */
66 #define IRCOMM_WSIZE_5          0x00
67 #define IRCOMM_WSIZE_6          0x01
68 #define IRCOMM_WSIZE_7          0x02
69 #define IRCOMM_WSIZE_8          0x03
70 
71 #define IRCOMM_1_STOP_BIT       0x00
72 #define IRCOMM_2_STOP_BIT       0x04 /* 1.5 if char len 5 */
73 
74 #define IRCOMM_PARITY_DISABLE   0x00
75 #define IRCOMM_PARITY_ENABLE    0x08
76 
77 #define IRCOMM_PARITY_ODD       0x00
78 #define IRCOMM_PARITY_EVEN      0x10
79 #define IRCOMM_PARITY_MARK      0x20
80 #define IRCOMM_PARITY_SPACE     0x30
81 
82 /* Flow control */
83 #define IRCOMM_XON_XOFF_IN      0x01
84 #define IRCOMM_XON_XOFF_OUT     0x02
85 #define IRCOMM_RTS_CTS_IN       0x04
86 #define IRCOMM_RTS_CTS_OUT      0x08
87 #define IRCOMM_DSR_DTR_IN       0x10
88 #define IRCOMM_DSR_DTR_OUT      0x20
89 #define IRCOMM_ENQ_ACK_IN       0x40
90 #define IRCOMM_ENQ_ACK_OUT      0x80
91 
92 /* Line status */
93 #define IRCOMM_OVERRUN_ERROR    0x02
94 #define IRCOMM_PARITY_ERROR     0x04
95 #define IRCOMM_FRAMING_ERROR    0x08
96 
97 /* DTE (Data terminal equipment) line settings */
98 #define IRCOMM_DELTA_DTR        0x01
99 #define IRCOMM_DELTA_RTS        0x02
100 #define IRCOMM_DTR              0x04
101 #define IRCOMM_RTS              0x08
102 
103 /* DCE (Data communications equipment) line settings */
104 #define IRCOMM_DELTA_CTS        0x01  /* Clear to send has changed */
105 #define IRCOMM_DELTA_DSR        0x02  /* Data set ready has changed */
106 #define IRCOMM_DELTA_RI         0x04  /* Ring indicator has changed */
107 #define IRCOMM_DELTA_CD         0x08  /* Carrier detect has changed */
108 #define IRCOMM_CTS              0x10  /* Clear to send is high */
109 #define IRCOMM_DSR              0x20  /* Data set ready is high */
110 #define IRCOMM_RI               0x40  /* Ring indicator is high */
111 #define IRCOMM_CD               0x80  /* Carrier detect is high */
112 #define IRCOMM_DCE_DELTA_ANY    0x0f
113 
114 /*
115  * Parameter state
116  */
117 struct ircomm_params {
118 	/* General control params */
119 	__u8  service_type;
120 	__u8  port_type;
121 	char  port_name[32];
122 
123 	/* Control params for 3- and 9-wire service type */
124 	__u32 data_rate;         /* Data rate in bps */
125 	__u8  data_format;
126 	__u8  flow_control;
127 	char  xonxoff[2];
128 	char  enqack[2];
129 	__u8  line_status;
130 	__u8  _break;
131 
132 	__u8  null_modem;
133 
134 	/* Control params for 9-wire service type */
135 	__u8 dte;
136 	__u8 dce;
137 	__u8 poll;
138 
139 	/* Control params for Centronics service type */
140 };
141 
142 struct ircomm_tty_cb; /* Forward decl. */
143 
144 int ircomm_param_flush(struct ircomm_tty_cb *self);
145 int ircomm_param_request(struct ircomm_tty_cb *self, __u8 pi, int flush);
146 
147 extern pi_param_info_t ircomm_param_info;
148 
149 #endif /* IRCOMM_PARAMS_H */
150 
151