xref: /freebsd/sys/dev/usb/template/usb_template.h (revision 71625ec9ad2a9bc8c09784fbd23b759830e0ee5f)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2007 Hans Petter Selasky <hselasky@FreeBSD.org>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 /* USB templates are used to build up real USB descriptors */
30 
31 #ifndef _USB_TEMPLATE_H_
32 #define	_USB_TEMPLATE_H_
33 
34 #ifndef USB_TEMPLATE_VENDOR
35 /*
36  * https://github.com/obdev/v-usb/blob/master/usbdrv/USB-IDs-for-free.txt
37  */
38 #define	USB_TEMPLATE_VENDOR		0x16c0
39 #define	USB_TEMPLATE_MANUFACTURER	\
40 	"The FreeBSD Project (https://www.FreeBSD.org)"
41 #endif
42 
43 typedef const void *(usb_temp_get_string_desc_t)(uint16_t lang_id, uint8_t string_index);
44 typedef const void *(usb_temp_get_vendor_desc_t)(const struct usb_device_request *req, uint16_t *plen);
45 
46 struct usb_temp_packet_size {
47 	uint16_t mps[USB_SPEED_MAX];
48 };
49 
50 struct usb_temp_interval {
51 	uint8_t	bInterval[USB_SPEED_MAX];
52 };
53 
54 struct usb_temp_endpoint_desc {
55 	const void **ppRawDesc;
56 	const struct usb_temp_packet_size *pPacketSize;
57 	const struct usb_temp_interval *pIntervals;
58 	/*
59 	 * If (bEndpointAddress & UE_ADDR) is non-zero the endpoint number
60 	 * is pre-selected for this endpoint descriptor. Else an endpoint
61 	 * number is automatically chosen.
62 	 */
63 	uint8_t	bEndpointAddress;	/* UE_DIR_IN or UE_DIR_OUT */
64 	uint8_t	bmAttributes;
65 };
66 
67 struct usb_temp_interface_desc {
68 	const void **ppRawDesc;
69 	const struct usb_temp_endpoint_desc **ppEndpoints;
70 	uint8_t	bInterfaceClass;
71 	uint8_t	bInterfaceSubClass;
72 	uint8_t	bInterfaceProtocol;
73 	uint8_t	iInterface;
74 	uint8_t	isAltInterface;
75 };
76 
77 struct usb_temp_config_desc {
78 	const struct usb_temp_interface_desc **ppIfaceDesc;
79 	uint8_t	bmAttributes;
80 	uint8_t	bMaxPower;
81 	uint8_t	iConfiguration;
82 };
83 
84 struct usb_temp_device_desc {
85 	usb_temp_get_string_desc_t *getStringDesc;
86 	usb_temp_get_vendor_desc_t *getVendorDesc;
87 	const struct usb_temp_config_desc **ppConfigDesc;
88 	uint16_t idVendor;
89 	uint16_t idProduct;
90 	uint16_t bcdDevice;
91 	uint8_t	bDeviceClass;
92 	uint8_t	bDeviceSubClass;
93 	uint8_t	bDeviceProtocol;
94 	uint8_t	iManufacturer;
95 	uint8_t	iProduct;
96 	uint8_t	iSerialNumber;
97 };
98 
99 struct usb_temp_data {
100 	const struct usb_temp_device_desc *tdd;
101 	struct usb_device_descriptor udd;	/* device descriptor */
102 	struct usb_device_qualifier udq;	/* device qualifier */
103 };
104 
105 /* prototypes */
106 
107 extern struct usb_temp_device_desc usb_template_audio;
108 extern struct usb_temp_device_desc usb_template_cdce;
109 extern struct usb_temp_device_desc usb_template_kbd;
110 extern struct usb_temp_device_desc usb_template_modem;
111 extern struct usb_temp_device_desc usb_template_mouse;
112 extern struct usb_temp_device_desc usb_template_msc;
113 extern struct usb_temp_device_desc usb_template_mtp;
114 extern struct usb_temp_device_desc usb_template_phone;
115 extern struct usb_temp_device_desc usb_template_serialnet;
116 extern struct usb_temp_device_desc usb_template_midi;
117 extern struct usb_temp_device_desc usb_template_multi;
118 extern struct usb_temp_device_desc usb_template_cdceem;
119 
120 void		usb_decode_str_desc(struct usb_string_descriptor *sd,
121 		    char *buf, size_t buflen);
122 usb_error_t	usb_temp_setup(struct usb_device *,
123 		    const struct usb_temp_device_desc *);
124 void		usb_temp_unsetup(struct usb_device *);
125 int		usb_temp_sysctl(SYSCTL_HANDLER_ARGS);
126 
127 SYSCTL_DECL(_hw_usb_templates);
128 
129 #endif					/* _USB_TEMPLATE_H_ */
130