xref: /freebsd/sys/dev/usb/usb_cdc.h (revision 5861f9665471e98e544f6fa3ce73c4912229ff82)
1 /*	$NetBSD: usbcdc.h,v 1.9 2004/10/23 13:24:24 augustss Exp $	*/
2 /*	$FreeBSD$	*/
3 
4 /*-
5  * Copyright (c) 1998 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Lennart Augustsson (lennart@augustsson.net) at
10  * Carlstedt Research & Technology.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. All advertising materials mentioning features or use of this software
21  *    must display the following acknowledgement:
22  *        This product includes software developed by the NetBSD
23  *        Foundation, Inc. and its contributors.
24  * 4. Neither the name of The NetBSD Foundation nor the names of its
25  *    contributors may be used to endorse or promote products derived
26  *    from this software without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
30  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
31  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
32  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38  * POSSIBILITY OF SUCH DAMAGE.
39  */
40 
41 #ifndef _USB_CDC_H_
42 #define	_USB_CDC_H_
43 
44 #define	UDESCSUB_CDC_HEADER	0
45 #define	UDESCSUB_CDC_CM		1	/* Call Management */
46 #define	UDESCSUB_CDC_ACM	2	/* Abstract Control Model */
47 #define	UDESCSUB_CDC_DLM	3	/* Direct Line Management */
48 #define	UDESCSUB_CDC_TRF	4	/* Telephone Ringer */
49 #define	UDESCSUB_CDC_TCLSR	5	/* Telephone Call */
50 #define	UDESCSUB_CDC_UNION	6
51 #define	UDESCSUB_CDC_CS		7	/* Country Selection */
52 #define	UDESCSUB_CDC_TOM	8	/* Telephone Operational Modes */
53 #define	UDESCSUB_CDC_USBT	9	/* USB Terminal */
54 #define	UDESCSUB_CDC_NCT	10
55 #define	UDESCSUB_CDC_PUF	11
56 #define	UDESCSUB_CDC_EUF	12
57 #define	UDESCSUB_CDC_MCMF	13
58 #define	UDESCSUB_CDC_CCMF	14
59 #define	UDESCSUB_CDC_ENF	15
60 #define	UDESCSUB_CDC_ANF	16
61 
62 struct usb_cdc_header_descriptor {
63 	uByte	bLength;
64 	uByte	bDescriptorType;
65 	uByte	bDescriptorSubtype;
66 	uWord	bcdCDC;
67 } __packed;
68 
69 struct usb_cdc_cm_descriptor {
70 	uByte	bLength;
71 	uByte	bDescriptorType;
72 	uByte	bDescriptorSubtype;
73 	uByte	bmCapabilities;
74 #define	USB_CDC_CM_DOES_CM		0x01
75 #define	USB_CDC_CM_OVER_DATA		0x02
76 	uByte	bDataInterface;
77 } __packed;
78 
79 struct usb_cdc_acm_descriptor {
80 	uByte	bLength;
81 	uByte	bDescriptorType;
82 	uByte	bDescriptorSubtype;
83 	uByte	bmCapabilities;
84 #define	USB_CDC_ACM_HAS_FEATURE		0x01
85 #define	USB_CDC_ACM_HAS_LINE		0x02
86 #define	USB_CDC_ACM_HAS_BREAK		0x04
87 #define	USB_CDC_ACM_HAS_NETWORK_CONN	0x08
88 } __packed;
89 
90 struct usb_cdc_union_descriptor {
91 	uByte	bLength;
92 	uByte	bDescriptorType;
93 	uByte	bDescriptorSubtype;
94 	uByte	bMasterInterface;
95 	uByte	bSlaveInterface[1];
96 } __packed;
97 
98 struct usb_cdc_ethernet_descriptor {
99 	uByte	bLength;
100 	uByte	bDescriptorType;
101 	uByte	bDescriptorSubtype;
102 	uByte	iMacAddress;
103 	uDWord	bmEthernetStatistics;
104 	uWord	wMaxSegmentSize;
105 	uWord	wNumberMCFilters;
106 	uByte	bNumberPowerFilters;
107 } __packed;
108 
109 #define	UCDC_SEND_ENCAPSULATED_COMMAND	0x00
110 #define	UCDC_GET_ENCAPSULATED_RESPONSE	0x01
111 #define	UCDC_SET_COMM_FEATURE		0x02
112 #define	UCDC_GET_COMM_FEATURE		0x03
113 #define	UCDC_ABSTRACT_STATE		0x01
114 #define	UCDC_COUNTRY_SETTING		0x02
115 #define	UCDC_CLEAR_COMM_FEATURE		0x04
116 #define	UCDC_SET_LINE_CODING		0x20
117 #define	UCDC_GET_LINE_CODING		0x21
118 #define	UCDC_SET_CONTROL_LINE_STATE	0x22
119 #define	UCDC_LINE_DTR			0x0001
120 #define	UCDC_LINE_RTS			0x0002
121 #define	UCDC_SEND_BREAK			0x23
122 #define	UCDC_BREAK_ON			0xffff
123 #define	UCDC_BREAK_OFF			0x0000
124 
125 struct usb_cdc_abstract_state {
126 	uWord	wState;
127 #define	UCDC_IDLE_SETTING		0x0001
128 #define	UCDC_DATA_MULTIPLEXED		0x0002
129 } __packed;
130 
131 #define	UCDC_ABSTRACT_STATE_LENGTH	2
132 
133 struct usb_cdc_line_state {
134 	uDWord	dwDTERate;
135 	uByte	bCharFormat;
136 #define	UCDC_STOP_BIT_1			0
137 #define	UCDC_STOP_BIT_1_5		1
138 #define	UCDC_STOP_BIT_2			2
139 	uByte	bParityType;
140 #define	UCDC_PARITY_NONE		0
141 #define	UCDC_PARITY_ODD			1
142 #define	UCDC_PARITY_EVEN		2
143 #define	UCDC_PARITY_MARK		3
144 #define	UCDC_PARITY_SPACE		4
145 	uByte	bDataBits;
146 } __packed;
147 
148 #define	UCDC_LINE_STATE_LENGTH		7
149 
150 struct usb_cdc_notification {
151 	uByte	bmRequestType;
152 #define	UCDC_NOTIFICATION		0xa1
153 	uByte	bNotification;
154 #define	UCDC_N_NETWORK_CONNECTION	0x00
155 #define	UCDC_N_RESPONSE_AVAILABLE	0x01
156 #define	UCDC_N_AUX_JACK_HOOK_STATE	0x08
157 #define	UCDC_N_RING_DETECT		0x09
158 #define	UCDC_N_SERIAL_STATE		0x20
159 #define	UCDC_N_CALL_STATE_CHANGED	0x28
160 #define	UCDC_N_LINE_STATE_CHANGED	0x29
161 #define	UCDC_N_CONNECTION_SPEED_CHANGE	0x2a
162 	uWord	wValue;
163 	uWord	wIndex;
164 	uWord	wLength;
165 	uByte	data[16];
166 } __packed;
167 
168 #define	UCDC_NOTIFICATION_LENGTH	8
169 
170 /*
171  * Bits set in the SERIAL STATE notifcation (first byte of data)
172  */
173 
174 #define	UCDC_N_SERIAL_OVERRUN		0x40
175 #define	UCDC_N_SERIAL_PARITY		0x20
176 #define	UCDC_N_SERIAL_FRAMING		0x10
177 #define	UCDC_N_SERIAL_RI		0x08
178 #define	UCDC_N_SERIAL_BREAK		0x04
179 #define	UCDC_N_SERIAL_DSR		0x02
180 #define	UCDC_N_SERIAL_DCD		0x01
181 
182 /* Serial state bit masks */
183 #define	UCDC_MDM_RXCARRIER		0x01
184 #define	UCDC_MDM_TXCARRIER		0x02
185 #define	UCDC_MDM_BREAK			0x04
186 #define	UCDC_MDM_RING			0x08
187 #define	UCDC_MDM_FRAMING_ERR		0x10
188 #define	UCDC_MDM_PARITY_ERR		0x20
189 #define	UCDC_MDM_OVERRUN_ERR		0x40
190 
191 #endif					/* _USB_CDC_H_ */
192