xref: /openbsd-src/sys/dev/usb/usbcdc.h (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
1 /*	$OpenBSD: usbcdc.h,v 1.5 2001/05/03 02:20:34 aaron Exp $ */
2 /*	$NetBSD: usbcdc.h,v 1.8 2001/02/16 20:15:57 kenh Exp $	*/
3 /*	$FreeBSD: src/sys/dev/usb/usbcdc.h,v 1.7 1999/11/17 22:33:48 n_hibma Exp $	*/
4 
5 /*
6  * Copyright (c) 1998 The NetBSD Foundation, Inc.
7  * All rights reserved.
8  *
9  * This code is derived from software contributed to The NetBSD Foundation
10  * by Lennart Augustsson (lennart@augustsson.net) at
11  * Carlstedt Research & Technology.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  * 1. Redistributions of source code must retain the above copyright
17  *    notice, this list of conditions and the following disclaimer.
18  * 2. Redistributions in binary form must reproduce the above copyright
19  *    notice, this list of conditions and the following disclaimer in the
20  *    documentation and/or other materials provided with the distribution.
21  * 3. All advertising materials mentioning features or use of this software
22  *    must display the following acknowledgement:
23  *        This product includes software developed by the NetBSD
24  *        Foundation, Inc. and its contributors.
25  * 4. Neither the name of The NetBSD Foundation nor the names of its
26  *    contributors may be used to endorse or promote products derived
27  *    from this software without specific prior written permission.
28  *
29  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
30  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
31  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
32  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
33  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39  * POSSIBILITY OF SUCH DAMAGE.
40  */
41 
42 #ifndef _USBCDC_H_
43 #define _USBCDC_H_
44 
45 #define UDESCSUB_CDC_HEADER	0
46 #define UDESCSUB_CDC_CM		1 /* Call Management */
47 #define UDESCSUB_CDC_ACM	2 /* Abstract Control Model */
48 #define UDESCSUB_CDC_DLM	3 /* Direct Line Management */
49 #define UDESCSUB_CDC_TRF	4 /* Telephone Ringer */
50 #define UDESCSUB_CDC_TCLSR	5 /* Telephone Call ... */
51 #define UDESCSUB_CDC_UNION	6
52 #define UDESCSUB_CDC_CS		7 /* Country Selection */
53 #define UDESCSUB_CDC_TOM	8 /* Telephone Operational Modes */
54 #define UDESCSUB_CDC_USBT	9 /* USB Terminal */
55 
56 typedef struct {
57 	uByte		bLength;
58 	uByte		bDescriptorType;
59 	uByte		bDescriptorSubtype;
60 	uWord		bcdCDC;
61 } UPACKED usb_cdc_header_descriptor_t;
62 
63 typedef struct {
64 	uByte		bLength;
65 	uByte		bDescriptorType;
66 	uByte		bDescriptorSubtype;
67 	uByte		bmCapabilities;
68 #define USB_CDC_CM_DOES_CM		0x01
69 #define USB_CDC_CM_OVER_DATA		0x02
70 	uByte		bDataInterface;
71 } UPACKED usb_cdc_cm_descriptor_t;
72 
73 typedef struct {
74 	uByte		bLength;
75 	uByte		bDescriptorType;
76 	uByte		bDescriptorSubtype;
77 	uByte		bmCapabilities;
78 #define USB_CDC_ACM_HAS_FEATURE		0x01
79 #define USB_CDC_ACM_HAS_LINE		0x02
80 #define USB_CDC_ACM_HAS_BREAK		0x04
81 #define USB_CDC_ACM_HAS_NETWORK_CONN	0x08
82 } UPACKED usb_cdc_acm_descriptor_t;
83 
84 typedef struct {
85 	uByte		bLength;
86 	uByte		bDescriptorType;
87 	uByte		bDescriptorSubtype;
88 	uByte		bMasterInterface;
89 	uByte		bSlaveInterface[1];
90 } UPACKED usb_cdc_union_descriptor_t;
91 
92 #define UCDC_SEND_ENCAPSULATED_COMMAND	0x00
93 #define UCDC_GET_ENCAPSULATED_RESPONSE	0x01
94 #define UCDC_SET_COMM_FEATURE		0x02
95 #define UCDC_GET_COMM_FEATURE		0x03
96 #define  UCDC_ABSTRACT_STATE		0x01
97 #define  UCDC_COUNTRY_SETTING		0x02
98 #define UCDC_CLEAR_COMM_FEATURE		0x04
99 #define UCDC_SET_LINE_CODING		0x20
100 #define UCDC_GET_LINE_CODING		0x21
101 #define UCDC_SET_CONTROL_LINE_STATE	0x22
102 #define  UCDC_LINE_DTR			0x0001
103 #define  UCDC_LINE_RTS			0x0002
104 #define UCDC_SEND_BREAK			0x23
105 #define  UCDC_BREAK_ON			0xffff
106 #define  UCDC_BREAK_OFF			0x0000
107 
108 typedef struct {
109 	uWord	wState;
110 #define UCDC_IDLE_SETTING		0x0001
111 #define UCDC_DATA_MULTIPLEXED		0x0002
112 } UPACKED usb_cdc_abstract_state_t;
113 #define UCDC_ABSTRACT_STATE_LENGTH 2
114 
115 typedef struct {
116 	uDWord	dwDTERate;
117 	uByte	bCharFormat;
118 #define UCDC_STOP_BIT_1			0
119 #define UCDC_STOP_BIT_1_5		1
120 #define UCDC_STOP_BIT_2			2
121 	uByte	bParityType;
122 #define UCDC_PARITY_NONE		0
123 #define UCDC_PARITY_ODD			1
124 #define UCDC_PARITY_EVEN		2
125 #define UCDC_PARITY_MARK		3
126 #define UCDC_PARITY_SPACE		4
127 	uByte	bDataBits;
128 } UPACKED usb_cdc_line_state_t;
129 #define UCDC_LINE_STATE_LENGTH 7
130 
131 typedef struct {
132 	uByte	bmRequestType;
133 #define UCDC_NOTIFICATION		0xa1
134 	uByte	bNotification;
135 #define UCDC_N_NETWORK_CONNECTION	0x00
136 #define UCDC_N_RESPONSE_AVAILABLE	0x01
137 #define UCDC_N_AUX_JACK_HOOK_STATE	0x08
138 #define UCDC_N_RING_DETECT		0x09
139 #define UCDC_N_SERIAL_STATE		0x20
140 #define UCDC_N_CALL_STATE_CHANGED	0x28
141 #define UCDC_N_LINE_STATE_CHANGED	0x29
142 #define UCDC_N_CONNECTION_SPEED_CHANGE	0x2a
143 	uWord	wValue;
144 	uWord	wIndex;
145 	uWord	wLength;
146 	uByte	data[16];
147 } UPACKED usb_cdc_notification_t;
148 #define UCDC_NOTIFICATION_LENGTH 8
149 
150 /*
151  * Bits set in the SERIAL STATE notifcation (first byte of data)
152  */
153 
154 #define UCDC_N_SERIAL_OVERRUN		0x40
155 #define UCDC_N_SERIAL_PARITY		0x20
156 #define UCDC_N_SERIAL_FRAMING		0x10
157 #define UCDC_N_SERIAL_RI		0x08
158 #define UCDC_N_SERIAL_BREAK		0x04
159 #define UCDC_N_SERIAL_DSR		0x02
160 #define UCDC_N_SERIAL_DCD		0x01
161 
162 #endif /* _USBCDC_H_ */
163