Suga koubou / Mbed 2 deprecated XTouch-djay-bridge

X-TOUCH to djay bridge

Dependencies:   mbed mbed-rtos FATFileSystem

USBHost/USBHostHID/USBHostKeyboard.cpp@1:0dac72ab5910, 2019-06-05 (annotated)

Committer:
okini3939
Date:
Wed Jun 05 04:54:37 2019 +0000
Revision:
1:0dac72ab5910
sample

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okini3939 1:0dac72ab5910 1 /* mbed USBHost Library
okini3939 1:0dac72ab5910 2 * Copyright (c) 2006-2013 ARM Limited
okini3939 1:0dac72ab5910 3 *
okini3939 1:0dac72ab5910 4 * Licensed under the Apache License, Version 2.0 (the "License");
okini3939 1:0dac72ab5910 5 * you may not use this file except in compliance with the License.
okini3939 1:0dac72ab5910 6 * You may obtain a copy of the License at
okini3939 1:0dac72ab5910 7 *
okini3939 1:0dac72ab5910 8 * http://www.apache.org/licenses/LICENSE-2.0
okini3939 1:0dac72ab5910 9 *
okini3939 1:0dac72ab5910 10 * Unless required by applicable law or agreed to in writing, software
okini3939 1:0dac72ab5910 11 * distributed under the License is distributed on an "AS IS" BASIS,
okini3939 1:0dac72ab5910 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
okini3939 1:0dac72ab5910 13 * See the License for the specific language governing permissions and
okini3939 1:0dac72ab5910 14 * limitations under the License.
okini3939 1:0dac72ab5910 15 */
okini3939 1:0dac72ab5910 16
okini3939 1:0dac72ab5910 17 #include "USBHostKeyboard.h"
okini3939 1:0dac72ab5910 18
okini3939 1:0dac72ab5910 19 #if USBHOST_KEYBOARD
okini3939 1:0dac72ab5910 20
okini3939 1:0dac72ab5910 21 static uint8_t keymap[4][0x39] = {
okini3939 1:0dac72ab5910 22 {
okini3939 1:0dac72ab5910 23 0, 0, 0, 0, 'a', 'b' /*0x05*/,
okini3939 1:0dac72ab5910 24 'c', 'd', 'e', 'f', 'g' /*0x0a*/,
okini3939 1:0dac72ab5910 25 'h', 'i', 'j', 'k', 'l'/*0x0f*/,
okini3939 1:0dac72ab5910 26 'm', 'n', 'o', 'p', 'q'/*0x14*/,
okini3939 1:0dac72ab5910 27 'r', 's', 't', 'u', 'v'/*0x19*/,
okini3939 1:0dac72ab5910 28 'w', 'x', 'y', 'z', '1'/*0x1E*/,
okini3939 1:0dac72ab5910 29 '2', '3', '4', '5', '6'/*0x23*/,
okini3939 1:0dac72ab5910 30 '7', '8', '9', '0', 0x0A /*enter*/, /*0x28*/
okini3939 1:0dac72ab5910 31 0x1B /*escape*/, 0x08 /*backspace*/, 0x09/*tab*/, 0x20/*space*/, '-', /*0x2d*/
okini3939 1:0dac72ab5910 32 '=', '[', ']', '\\', '#', /*0x32*/
okini3939 1:0dac72ab5910 33 ';', '\'', 0, ',', '.', /*0x37*/
okini3939 1:0dac72ab5910 34 '/'
okini3939 1:0dac72ab5910 35 },
okini3939 1:0dac72ab5910 36
okini3939 1:0dac72ab5910 37 /* CTRL MODIFIER */
okini3939 1:0dac72ab5910 38 {
okini3939 1:0dac72ab5910 39 0, 0, 0, 0, 0, 0 /*0x05*/,
okini3939 1:0dac72ab5910 40 0, 0, 0, 0, 0 /*0x0a*/,
okini3939 1:0dac72ab5910 41 0, 0, 0, 0, 0/*0x0f*/,
okini3939 1:0dac72ab5910 42 0, 0, 0, 0, 0/*0x14*/,
okini3939 1:0dac72ab5910 43 0, 0, 0, 0, 0/*0x19*/,
okini3939 1:0dac72ab5910 44 0, 0, 0, 0, 0/*0x1E*/,
okini3939 1:0dac72ab5910 45 0, 0, 0, 0, 0/*0x23*/,
okini3939 1:0dac72ab5910 46 0, 0, 0, 0, 0 /*enter*/, /*0x28*/
okini3939 1:0dac72ab5910 47 0, 0, 0, 0, 0, /*0x2d*/
okini3939 1:0dac72ab5910 48 0, 0, 0, 0, 0, /*0x32*/
okini3939 1:0dac72ab5910 49 0, 0, 0, 0, 0, /*0x37*/
okini3939 1:0dac72ab5910 50 0
okini3939 1:0dac72ab5910 51 },
okini3939 1:0dac72ab5910 52
okini3939 1:0dac72ab5910 53 /* SHIFT MODIFIER */
okini3939 1:0dac72ab5910 54 {
okini3939 1:0dac72ab5910 55 0, 0, 0, 0, 'A', 'B' /*0x05*/,
okini3939 1:0dac72ab5910 56 'C', 'D', 'E', 'F', 'G' /*0x0a*/,
okini3939 1:0dac72ab5910 57 'H', 'I', 'J', 'K', 'L'/*0x0f*/,
okini3939 1:0dac72ab5910 58 'M', 'N', 'O', 'P', 'Q'/*0x14*/,
okini3939 1:0dac72ab5910 59 'R', 'S', 'T', 'U', 'V'/*0x19*/,
okini3939 1:0dac72ab5910 60 'W', 'X', 'Y', 'Z', '!'/*0x1E*/,
okini3939 1:0dac72ab5910 61 '@', '#', '$', '%', '^'/*0x23*/,
okini3939 1:0dac72ab5910 62 '&', '*', '(', ')', 0, /*0x28*/
okini3939 1:0dac72ab5910 63 0, 0, 0, 0, 0, /*0x2d*/
okini3939 1:0dac72ab5910 64 '+', '{', '}', '|', '~', /*0x32*/
okini3939 1:0dac72ab5910 65 ':', '"', 0, '<', '>', /*0x37*/
okini3939 1:0dac72ab5910 66 '?'
okini3939 1:0dac72ab5910 67 },
okini3939 1:0dac72ab5910 68
okini3939 1:0dac72ab5910 69 /* ALT MODIFIER */
okini3939 1:0dac72ab5910 70 {
okini3939 1:0dac72ab5910 71 0, 0, 0, 0, 0, 0 /*0x05*/,
okini3939 1:0dac72ab5910 72 0, 0, 0, 0, 0 /*0x0a*/,
okini3939 1:0dac72ab5910 73 0, 0, 0, 0, 0/*0x0f*/,
okini3939 1:0dac72ab5910 74 0, 0, 0, 0, 0/*0x14*/,
okini3939 1:0dac72ab5910 75 0, 0, 0, 0, 0/*0x19*/,
okini3939 1:0dac72ab5910 76 0, 0, 0, 0, 0/*0x1E*/,
okini3939 1:0dac72ab5910 77 0, 0, 0, 0, 0/*0x23*/,
okini3939 1:0dac72ab5910 78 0, 0, 0, 0, 0 /*enter*/, /*0x28*/
okini3939 1:0dac72ab5910 79 0, 0, 0, 0, 0, /*0x2d*/
okini3939 1:0dac72ab5910 80 0, 0, 0, 0, 0, /*0x32*/
okini3939 1:0dac72ab5910 81 0, 0, 0, 0, 0, /*0x37*/
okini3939 1:0dac72ab5910 82 0
okini3939 1:0dac72ab5910 83 }
okini3939 1:0dac72ab5910 84
okini3939 1:0dac72ab5910 85 };
okini3939 1:0dac72ab5910 86
okini3939 1:0dac72ab5910 87
okini3939 1:0dac72ab5910 88 USBHostKeyboard::USBHostKeyboard()
okini3939 1:0dac72ab5910 89 {
okini3939 1:0dac72ab5910 90 host = USBHost::getHostInst();
okini3939 1:0dac72ab5910 91 init();
okini3939 1:0dac72ab5910 92 }
okini3939 1:0dac72ab5910 93
okini3939 1:0dac72ab5910 94
okini3939 1:0dac72ab5910 95 void USBHostKeyboard::init()
okini3939 1:0dac72ab5910 96 {
okini3939 1:0dac72ab5910 97 dev = NULL;
okini3939 1:0dac72ab5910 98 int_in = NULL;
okini3939 1:0dac72ab5910 99 report_id = 0;
okini3939 1:0dac72ab5910 100 onKey = NULL;
okini3939 1:0dac72ab5910 101 onKeyCode = NULL;
okini3939 1:0dac72ab5910 102 dev_connected = false;
okini3939 1:0dac72ab5910 103 keyboard_intf = -1;
okini3939 1:0dac72ab5910 104 keyboard_device_found = false;
okini3939 1:0dac72ab5910 105 }
okini3939 1:0dac72ab5910 106
okini3939 1:0dac72ab5910 107 bool USBHostKeyboard::connected()
okini3939 1:0dac72ab5910 108 {
okini3939 1:0dac72ab5910 109 return dev_connected;
okini3939 1:0dac72ab5910 110 }
okini3939 1:0dac72ab5910 111
okini3939 1:0dac72ab5910 112
okini3939 1:0dac72ab5910 113 bool USBHostKeyboard::connect()
okini3939 1:0dac72ab5910 114 {
okini3939 1:0dac72ab5910 115
okini3939 1:0dac72ab5910 116 if (dev_connected) {
okini3939 1:0dac72ab5910 117 return true;
okini3939 1:0dac72ab5910 118 }
okini3939 1:0dac72ab5910 119
okini3939 1:0dac72ab5910 120 for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++) {
okini3939 1:0dac72ab5910 121 if ((dev = host->getDevice(i)) != NULL) {
okini3939 1:0dac72ab5910 122
okini3939 1:0dac72ab5910 123 if (host->enumerate(dev, this)) {
okini3939 1:0dac72ab5910 124 break;
okini3939 1:0dac72ab5910 125 }
okini3939 1:0dac72ab5910 126
okini3939 1:0dac72ab5910 127 if (keyboard_device_found) {
okini3939 1:0dac72ab5910 128 {
okini3939 1:0dac72ab5910 129 /* As this is done in a specific thread
okini3939 1:0dac72ab5910 130 * this lock is taken to avoid to process the device
okini3939 1:0dac72ab5910 131 * disconnect in usb process during the device registering */
okini3939 1:0dac72ab5910 132 USBHost::Lock Lock(host);
okini3939 1:0dac72ab5910 133
okini3939 1:0dac72ab5910 134 int_in = dev->getEndpoint(keyboard_intf, INTERRUPT_ENDPOINT, IN);
okini3939 1:0dac72ab5910 135
okini3939 1:0dac72ab5910 136 if (!int_in) {
okini3939 1:0dac72ab5910 137 break;
okini3939 1:0dac72ab5910 138 }
okini3939 1:0dac72ab5910 139
okini3939 1:0dac72ab5910 140 USB_INFO("New Keyboard device: VID:%04x PID:%04x [dev: %p - intf: %d]", dev->getVid(), dev->getPid(), dev, keyboard_intf);
okini3939 1:0dac72ab5910 141 dev->setName("Keyboard", keyboard_intf);
okini3939 1:0dac72ab5910 142 host->registerDriver(dev, keyboard_intf, this, &USBHostKeyboard::init);
okini3939 1:0dac72ab5910 143
okini3939 1:0dac72ab5910 144 int_in->attach(this, &USBHostKeyboard::rxHandler);
okini3939 1:0dac72ab5910 145 }
okini3939 1:0dac72ab5910 146 host->interruptRead(dev, int_in, report, int_in->getSize(), false);
okini3939 1:0dac72ab5910 147
okini3939 1:0dac72ab5910 148 dev_connected = true;
okini3939 1:0dac72ab5910 149 return true;
okini3939 1:0dac72ab5910 150 }
okini3939 1:0dac72ab5910 151 }
okini3939 1:0dac72ab5910 152 }
okini3939 1:0dac72ab5910 153 init();
okini3939 1:0dac72ab5910 154 return false;
okini3939 1:0dac72ab5910 155 }
okini3939 1:0dac72ab5910 156
okini3939 1:0dac72ab5910 157 void USBHostKeyboard::rxHandler()
okini3939 1:0dac72ab5910 158 {
okini3939 1:0dac72ab5910 159 int len = int_in->getLengthTransferred();
okini3939 1:0dac72ab5910 160 int index = (len == 9) ? 1 : 0;
okini3939 1:0dac72ab5910 161 int len_listen = int_in->getSize();
okini3939 1:0dac72ab5910 162 uint8_t key = 0;
okini3939 1:0dac72ab5910 163 if (len == 8 || len == 9) {
okini3939 1:0dac72ab5910 164 uint8_t modifier = (report[index] == 4) ? 3 : report[index];
okini3939 1:0dac72ab5910 165 len_listen = len;
okini3939 1:0dac72ab5910 166 key = keymap[modifier][report[index + 2]];
okini3939 1:0dac72ab5910 167 if (key && onKey) {
okini3939 1:0dac72ab5910 168 (*onKey)(key);
okini3939 1:0dac72ab5910 169 }
okini3939 1:0dac72ab5910 170 if ((report[index + 2] || modifier) && onKeyCode) {
okini3939 1:0dac72ab5910 171 (*onKeyCode)(report[index + 2], modifier);
okini3939 1:0dac72ab5910 172 }
okini3939 1:0dac72ab5910 173 }
okini3939 1:0dac72ab5910 174 if (dev && int_in) {
okini3939 1:0dac72ab5910 175 host->interruptRead(dev, int_in, report, len_listen, false);
okini3939 1:0dac72ab5910 176 }
okini3939 1:0dac72ab5910 177 }
okini3939 1:0dac72ab5910 178
okini3939 1:0dac72ab5910 179 /*virtual*/ void USBHostKeyboard::setVidPid(uint16_t vid, uint16_t pid)
okini3939 1:0dac72ab5910 180 {
okini3939 1:0dac72ab5910 181 // we don't check VID/PID for keyboard driver
okini3939 1:0dac72ab5910 182 }
okini3939 1:0dac72ab5910 183
okini3939 1:0dac72ab5910 184 /*virtual*/ bool USBHostKeyboard::parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) //Must return true if the interface should be parsed
okini3939 1:0dac72ab5910 185 {
okini3939 1:0dac72ab5910 186 if ((keyboard_intf == -1) &&
okini3939 1:0dac72ab5910 187 (intf_class == HID_CLASS) &&
okini3939 1:0dac72ab5910 188 (intf_subclass == 0x01) &&
okini3939 1:0dac72ab5910 189 (intf_protocol == 0x01)) {
okini3939 1:0dac72ab5910 190 keyboard_intf = intf_nb;
okini3939 1:0dac72ab5910 191 return true;
okini3939 1:0dac72ab5910 192 }
okini3939 1:0dac72ab5910 193 return false;
okini3939 1:0dac72ab5910 194 }
okini3939 1:0dac72ab5910 195
okini3939 1:0dac72ab5910 196 /*virtual*/ bool USBHostKeyboard::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
okini3939 1:0dac72ab5910 197 {
okini3939 1:0dac72ab5910 198 if (intf_nb == keyboard_intf) {
okini3939 1:0dac72ab5910 199 if (type == INTERRUPT_ENDPOINT && dir == IN) {
okini3939 1:0dac72ab5910 200 keyboard_device_found = true;
okini3939 1:0dac72ab5910 201 return true;
okini3939 1:0dac72ab5910 202 }
okini3939 1:0dac72ab5910 203 }
okini3939 1:0dac72ab5910 204 return false;
okini3939 1:0dac72ab5910 205 }
okini3939 1:0dac72ab5910 206
okini3939 1:0dac72ab5910 207 #endif