xref: /freebsd/sys/dev/usb/template/usb_template.h (revision 641a6cfb86023499caafe26a4d821a0b885cf00b)
1 /* $FreeBSD$ */
2 /*-
3  * Copyright (c) 2007 Hans Petter Selasky <hselasky@FreeBSD.org>
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 /* USB templates are used to build up real USB descriptors */
29 
30 #ifndef _USB_TEMPLATE_H_
31 #define	_USB_TEMPLATE_H_
32 
33 #ifndef USB_TEMPLATE_VENDOR
34 #define	USB_TEMPLATE_VENDOR	0x0001
35 #endif
36 
37 typedef const void *(usb_temp_get_string_desc_t)(uint16_t lang_id, uint8_t string_index);
38 typedef const void *(usb_temp_get_vendor_desc_t)(const struct usb_device_request *req, uint16_t *plen);
39 
40 struct usb_temp_packet_size {
41 	uint16_t mps[USB_SPEED_MAX];
42 };
43 
44 struct usb_temp_interval {
45 	uint8_t	bInterval[USB_SPEED_MAX];
46 };
47 
48 struct usb_temp_endpoint_desc {
49 	const void **ppRawDesc;
50 	const struct usb_temp_packet_size *pPacketSize;
51 	const struct usb_temp_interval *pIntervals;
52 	/*
53 	 * If (bEndpointAddress & UE_ADDR) is non-zero the endpoint number
54 	 * is pre-selected for this endpoint descriptor. Else an endpoint
55 	 * number is automatically chosen.
56 	 */
57 	uint8_t	bEndpointAddress;	/* UE_DIR_IN or UE_DIR_OUT */
58 	uint8_t	bmAttributes;
59 };
60 
61 struct usb_temp_interface_desc {
62 	const void **ppRawDesc;
63 	const struct usb_temp_endpoint_desc **ppEndpoints;
64 	uint8_t	bInterfaceClass;
65 	uint8_t	bInterfaceSubClass;
66 	uint8_t	bInterfaceProtocol;
67 	uint8_t	iInterface;
68 	uint8_t	isAltInterface;
69 };
70 
71 struct usb_temp_config_desc {
72 	const struct usb_temp_interface_desc **ppIfaceDesc;
73 	uint8_t	bmAttributes;
74 	uint8_t	bMaxPower;
75 	uint8_t	iConfiguration;
76 };
77 
78 struct usb_temp_device_desc {
79 	usb_temp_get_string_desc_t *getStringDesc;
80 	usb_temp_get_vendor_desc_t *getVendorDesc;
81 	const struct usb_temp_config_desc **ppConfigDesc;
82 	uint16_t idVendor;
83 	uint16_t idProduct;
84 	uint16_t bcdDevice;
85 	uint8_t	bDeviceClass;
86 	uint8_t	bDeviceSubClass;
87 	uint8_t	bDeviceProtocol;
88 	uint8_t	iManufacturer;
89 	uint8_t	iProduct;
90 	uint8_t	iSerialNumber;
91 };
92 
93 struct usb_temp_data {
94 	const struct usb_temp_device_desc *tdd;
95 	struct usb_device_descriptor udd;	/* device descriptor */
96 	struct usb_device_qualifier udq;	/* device qualifier */
97 };
98 
99 /* prototypes */
100 
101 extern const struct usb_temp_device_desc usb_template_audio;
102 extern const struct usb_temp_device_desc usb_template_cdce;
103 extern const struct usb_temp_device_desc usb_template_kbd;
104 extern const struct usb_temp_device_desc usb_template_modem;
105 extern const struct usb_temp_device_desc usb_template_mouse;
106 extern const struct usb_temp_device_desc usb_template_msc;
107 extern const struct usb_temp_device_desc usb_template_mtp;
108 
109 usb_error_t	usb_temp_setup(struct usb_device *,
110 		    const struct usb_temp_device_desc *);
111 void	usb_temp_unsetup(struct usb_device *);
112 
113 #endif					/* _USB_TEMPLATE_H_ */
114