1 /* $FreeBSD$ */ 2 /*- 3 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved. 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. All rights reserved. 5 * Copyright (c) 1998 Lennart Augustsson. 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 #ifndef _USB_HID_H_ 30 #define _USB_HID_H_ 31 32 #include <dev/usb/usb_endian.h> 33 34 #define UR_GET_HID_DESCRIPTOR 0x06 35 #define UDESC_HID 0x21 36 #define UDESC_REPORT 0x22 37 #define UDESC_PHYSICAL 0x23 38 #define UR_SET_HID_DESCRIPTOR 0x07 39 #define UR_GET_REPORT 0x01 40 #define UR_SET_REPORT 0x09 41 #define UR_GET_IDLE 0x02 42 #define UR_SET_IDLE 0x0a 43 #define UR_GET_PROTOCOL 0x03 44 #define UR_SET_PROTOCOL 0x0b 45 46 struct usb_hid_descriptor { 47 uByte bLength; 48 uByte bDescriptorType; 49 uWord bcdHID; 50 uByte bCountryCode; 51 uByte bNumDescriptors; 52 struct { 53 uByte bDescriptorType; 54 uWord wDescriptorLength; 55 } descrs[1]; 56 } __packed; 57 58 #define USB_HID_DESCRIPTOR_SIZE(n) (9+((n)*3)) 59 60 /* Usage pages */ 61 #define HUP_UNDEFINED 0x0000 62 #define HUP_GENERIC_DESKTOP 0x0001 63 #define HUP_SIMULATION 0x0002 64 #define HUP_VR_CONTROLS 0x0003 65 #define HUP_SPORTS_CONTROLS 0x0004 66 #define HUP_GAMING_CONTROLS 0x0005 67 #define HUP_KEYBOARD 0x0007 68 #define HUP_LEDS 0x0008 69 #define HUP_BUTTON 0x0009 70 #define HUP_ORDINALS 0x000a 71 #define HUP_TELEPHONY 0x000b 72 #define HUP_CONSUMER 0x000c 73 #define HUP_DIGITIZERS 0x000d 74 #define HUP_PHYSICAL_IFACE 0x000e 75 #define HUP_UNICODE 0x0010 76 #define HUP_ALPHANUM_DISPLAY 0x0014 77 #define HUP_MONITOR 0x0080 78 #define HUP_MONITOR_ENUM_VAL 0x0081 79 #define HUP_VESA_VC 0x0082 80 #define HUP_VESA_CMD 0x0083 81 #define HUP_POWER 0x0084 82 #define HUP_BATTERY_SYSTEM 0x0085 83 #define HUP_BARCODE_SCANNER 0x008b 84 #define HUP_SCALE 0x008c 85 #define HUP_CAMERA_CONTROL 0x0090 86 #define HUP_ARCADE 0x0091 87 #define HUP_MICROSOFT 0xff00 88 89 /* Usages, generic desktop */ 90 #define HUG_POINTER 0x0001 91 #define HUG_MOUSE 0x0002 92 #define HUG_JOYSTICK 0x0004 93 #define HUG_GAME_PAD 0x0005 94 #define HUG_KEYBOARD 0x0006 95 #define HUG_KEYPAD 0x0007 96 #define HUG_X 0x0030 97 #define HUG_Y 0x0031 98 #define HUG_Z 0x0032 99 #define HUG_RX 0x0033 100 #define HUG_RY 0x0034 101 #define HUG_RZ 0x0035 102 #define HUG_SLIDER 0x0036 103 #define HUG_DIAL 0x0037 104 #define HUG_WHEEL 0x0038 105 #define HUG_HAT_SWITCH 0x0039 106 #define HUG_COUNTED_BUFFER 0x003a 107 #define HUG_BYTE_COUNT 0x003b 108 #define HUG_MOTION_WAKEUP 0x003c 109 #define HUG_VX 0x0040 110 #define HUG_VY 0x0041 111 #define HUG_VZ 0x0042 112 #define HUG_VBRX 0x0043 113 #define HUG_VBRY 0x0044 114 #define HUG_VBRZ 0x0045 115 #define HUG_VNO 0x0046 116 #define HUG_TWHEEL 0x0048 /* M$ Wireless Intellimouse Wheel */ 117 #define HUG_SYSTEM_CONTROL 0x0080 118 #define HUG_SYSTEM_POWER_DOWN 0x0081 119 #define HUG_SYSTEM_SLEEP 0x0082 120 #define HUG_SYSTEM_WAKEUP 0x0083 121 #define HUG_SYSTEM_CONTEXT_MENU 0x0084 122 #define HUG_SYSTEM_MAIN_MENU 0x0085 123 #define HUG_SYSTEM_APP_MENU 0x0086 124 #define HUG_SYSTEM_MENU_HELP 0x0087 125 #define HUG_SYSTEM_MENU_EXIT 0x0088 126 #define HUG_SYSTEM_MENU_SELECT 0x0089 127 #define HUG_SYSTEM_MENU_RIGHT 0x008a 128 #define HUG_SYSTEM_MENU_LEFT 0x008b 129 #define HUG_SYSTEM_MENU_UP 0x008c 130 #define HUG_SYSTEM_MENU_DOWN 0x008d 131 #define HUG_APPLE_EJECT 0x00b8 132 133 /* Usages Digitizers */ 134 #define HUD_UNDEFINED 0x0000 135 #define HUD_TIP_PRESSURE 0x0030 136 #define HUD_BARREL_PRESSURE 0x0031 137 #define HUD_IN_RANGE 0x0032 138 #define HUD_TOUCH 0x0033 139 #define HUD_UNTOUCH 0x0034 140 #define HUD_TAP 0x0035 141 #define HUD_QUALITY 0x0036 142 #define HUD_DATA_VALID 0x0037 143 #define HUD_TRANSDUCER_INDEX 0x0038 144 #define HUD_TABLET_FKEYS 0x0039 145 #define HUD_PROGRAM_CHANGE_KEYS 0x003a 146 #define HUD_BATTERY_STRENGTH 0x003b 147 #define HUD_INVERT 0x003c 148 #define HUD_X_TILT 0x003d 149 #define HUD_Y_TILT 0x003e 150 #define HUD_AZIMUTH 0x003f 151 #define HUD_ALTITUDE 0x0040 152 #define HUD_TWIST 0x0041 153 #define HUD_TIP_SWITCH 0x0042 154 #define HUD_SEC_TIP_SWITCH 0x0043 155 #define HUD_BARREL_SWITCH 0x0044 156 #define HUD_ERASER 0x0045 157 #define HUD_TABLET_PICK 0x0046 158 159 /* Usages, Consumer */ 160 #define HUC_AC_PAN 0x0238 161 162 #define HID_USAGE2(p,u) (((p) << 16) | (u)) 163 164 #define UHID_INPUT_REPORT 0x01 165 #define UHID_OUTPUT_REPORT 0x02 166 #define UHID_FEATURE_REPORT 0x03 167 168 /* Bits in the input/output/feature items */ 169 #define HIO_CONST 0x001 170 #define HIO_VARIABLE 0x002 171 #define HIO_RELATIVE 0x004 172 #define HIO_WRAP 0x008 173 #define HIO_NONLINEAR 0x010 174 #define HIO_NOPREF 0x020 175 #define HIO_NULLSTATE 0x040 176 #define HIO_VOLATILE 0x080 177 #define HIO_BUFBYTES 0x100 178 179 #ifdef _KERNEL 180 struct usb_config_descriptor; 181 182 enum hid_kind { 183 hid_input, hid_output, hid_feature, hid_collection, hid_endcollection 184 }; 185 186 struct hid_location { 187 uint32_t size; 188 uint32_t count; 189 uint32_t pos; 190 }; 191 192 struct hid_item { 193 /* Global */ 194 int32_t _usage_page; 195 int32_t logical_minimum; 196 int32_t logical_maximum; 197 int32_t physical_minimum; 198 int32_t physical_maximum; 199 int32_t unit_exponent; 200 int32_t unit; 201 int32_t report_ID; 202 /* Local */ 203 int32_t usage; 204 int32_t usage_minimum; 205 int32_t usage_maximum; 206 int32_t designator_index; 207 int32_t designator_minimum; 208 int32_t designator_maximum; 209 int32_t string_index; 210 int32_t string_minimum; 211 int32_t string_maximum; 212 int32_t set_delimiter; 213 /* Misc */ 214 int32_t collection; 215 int collevel; 216 enum hid_kind kind; 217 uint32_t flags; 218 /* Location */ 219 struct hid_location loc; 220 }; 221 222 /* prototypes from "usb_hid.c" */ 223 224 struct hid_data *hid_start_parse(const void *d, usb_size_t len, int kindset); 225 void hid_end_parse(struct hid_data *s); 226 int hid_get_item(struct hid_data *s, struct hid_item *h); 227 int hid_report_size(const void *buf, usb_size_t len, enum hid_kind k, 228 uint8_t *id); 229 int hid_locate(const void *desc, usb_size_t size, uint32_t usage, 230 enum hid_kind kind, uint8_t index, struct hid_location *loc, 231 uint32_t *flags, uint8_t *id); 232 int32_t hid_get_data(const uint8_t *buf, usb_size_t len, 233 struct hid_location *loc); 234 uint32_t hid_get_data_unsigned(const uint8_t *buf, usb_size_t len, 235 struct hid_location *loc); 236 int hid_is_collection(const void *desc, usb_size_t size, uint32_t usage); 237 struct usb_hid_descriptor *hid_get_descriptor_from_usb( 238 struct usb_config_descriptor *cd, 239 struct usb_interface_descriptor *id); 240 usb_error_t usbd_req_get_hid_desc(struct usb_device *udev, struct mtx *mtx, 241 void **descp, uint16_t *sizep, struct malloc_type *mem, 242 uint8_t iface_index); 243 #endif /* _KERNEL */ 244 #endif /* _USB_HID_H_ */ 245