X-TOUCH to djay bridge
Dependencies: mbed mbed-rtos FATFileSystem
USBHost/USBHostHID/USBHostMouse.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?
User | Revision | Line number | New 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 "USBHostMouse.h" |
okini3939 | 1:0dac72ab5910 | 18 | |
okini3939 | 1:0dac72ab5910 | 19 | #if USBHOST_MOUSE |
okini3939 | 1:0dac72ab5910 | 20 | |
okini3939 | 1:0dac72ab5910 | 21 | USBHostMouse::USBHostMouse() |
okini3939 | 1:0dac72ab5910 | 22 | { |
okini3939 | 1:0dac72ab5910 | 23 | host = USBHost::getHostInst(); |
okini3939 | 1:0dac72ab5910 | 24 | init(); |
okini3939 | 1:0dac72ab5910 | 25 | } |
okini3939 | 1:0dac72ab5910 | 26 | |
okini3939 | 1:0dac72ab5910 | 27 | void USBHostMouse::init() |
okini3939 | 1:0dac72ab5910 | 28 | { |
okini3939 | 1:0dac72ab5910 | 29 | dev = NULL; |
okini3939 | 1:0dac72ab5910 | 30 | int_in = NULL; |
okini3939 | 1:0dac72ab5910 | 31 | onUpdate = NULL; |
okini3939 | 1:0dac72ab5910 | 32 | onButtonUpdate = NULL; |
okini3939 | 1:0dac72ab5910 | 33 | onXUpdate = NULL; |
okini3939 | 1:0dac72ab5910 | 34 | onYUpdate = NULL; |
okini3939 | 1:0dac72ab5910 | 35 | onZUpdate = NULL; |
okini3939 | 1:0dac72ab5910 | 36 | report_id = 0; |
okini3939 | 1:0dac72ab5910 | 37 | dev_connected = false; |
okini3939 | 1:0dac72ab5910 | 38 | mouse_device_found = false; |
okini3939 | 1:0dac72ab5910 | 39 | mouse_intf = -1; |
okini3939 | 1:0dac72ab5910 | 40 | |
okini3939 | 1:0dac72ab5910 | 41 | buttons = 0; |
okini3939 | 1:0dac72ab5910 | 42 | x = 0; |
okini3939 | 1:0dac72ab5910 | 43 | y = 0; |
okini3939 | 1:0dac72ab5910 | 44 | z = 0; |
okini3939 | 1:0dac72ab5910 | 45 | } |
okini3939 | 1:0dac72ab5910 | 46 | |
okini3939 | 1:0dac72ab5910 | 47 | bool USBHostMouse::connected() |
okini3939 | 1:0dac72ab5910 | 48 | { |
okini3939 | 1:0dac72ab5910 | 49 | return dev_connected; |
okini3939 | 1:0dac72ab5910 | 50 | } |
okini3939 | 1:0dac72ab5910 | 51 | |
okini3939 | 1:0dac72ab5910 | 52 | bool USBHostMouse::connect() |
okini3939 | 1:0dac72ab5910 | 53 | { |
okini3939 | 1:0dac72ab5910 | 54 | int len_listen; |
okini3939 | 1:0dac72ab5910 | 55 | |
okini3939 | 1:0dac72ab5910 | 56 | if (dev_connected) { |
okini3939 | 1:0dac72ab5910 | 57 | return true; |
okini3939 | 1:0dac72ab5910 | 58 | } |
okini3939 | 1:0dac72ab5910 | 59 | |
okini3939 | 1:0dac72ab5910 | 60 | for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++) { |
okini3939 | 1:0dac72ab5910 | 61 | if ((dev = host->getDevice(i)) != NULL) { |
okini3939 | 1:0dac72ab5910 | 62 | |
okini3939 | 1:0dac72ab5910 | 63 | if(host->enumerate(dev, this)) { |
okini3939 | 1:0dac72ab5910 | 64 | break; |
okini3939 | 1:0dac72ab5910 | 65 | } |
okini3939 | 1:0dac72ab5910 | 66 | if (mouse_device_found) { |
okini3939 | 1:0dac72ab5910 | 67 | { |
okini3939 | 1:0dac72ab5910 | 68 | /* As this is done in a specific thread |
okini3939 | 1:0dac72ab5910 | 69 | * this lock is taken to avoid to process the device |
okini3939 | 1:0dac72ab5910 | 70 | * disconnect in usb process during the device registering */ |
okini3939 | 1:0dac72ab5910 | 71 | USBHost::Lock Lock(host); |
okini3939 | 1:0dac72ab5910 | 72 | int_in = dev->getEndpoint(mouse_intf, INTERRUPT_ENDPOINT, IN); |
okini3939 | 1:0dac72ab5910 | 73 | if (!int_in) { |
okini3939 | 1:0dac72ab5910 | 74 | break; |
okini3939 | 1:0dac72ab5910 | 75 | } |
okini3939 | 1:0dac72ab5910 | 76 | |
okini3939 | 1:0dac72ab5910 | 77 | USB_INFO("New Mouse device: VID:%04x PID:%04x [dev: %p - intf: %d]", dev->getVid(), dev->getPid(), dev, mouse_intf); |
okini3939 | 1:0dac72ab5910 | 78 | dev->setName("Mouse", mouse_intf); |
okini3939 | 1:0dac72ab5910 | 79 | host->registerDriver(dev, mouse_intf, this, &USBHostMouse::init); |
okini3939 | 1:0dac72ab5910 | 80 | |
okini3939 | 1:0dac72ab5910 | 81 | int_in->attach(this, &USBHostMouse::rxHandler); |
okini3939 | 1:0dac72ab5910 | 82 | len_listen = int_in->getSize(); |
okini3939 | 1:0dac72ab5910 | 83 | if (len_listen > sizeof(report)) { |
okini3939 | 1:0dac72ab5910 | 84 | len_listen = sizeof(report); |
okini3939 | 1:0dac72ab5910 | 85 | } |
okini3939 | 1:0dac72ab5910 | 86 | } |
okini3939 | 1:0dac72ab5910 | 87 | int ret=host->interruptRead(dev, int_in, report, len_listen, false); |
okini3939 | 1:0dac72ab5910 | 88 | MBED_ASSERT((ret==USB_TYPE_OK) || (ret ==USB_TYPE_PROCESSING) || (ret == USB_TYPE_FREE)); |
okini3939 | 1:0dac72ab5910 | 89 | if ((ret==USB_TYPE_OK) || (ret ==USB_TYPE_PROCESSING)) { |
okini3939 | 1:0dac72ab5910 | 90 | dev_connected = true; |
okini3939 | 1:0dac72ab5910 | 91 | } |
okini3939 | 1:0dac72ab5910 | 92 | if (ret == USB_TYPE_FREE) { |
okini3939 | 1:0dac72ab5910 | 93 | dev_connected = false; |
okini3939 | 1:0dac72ab5910 | 94 | } |
okini3939 | 1:0dac72ab5910 | 95 | return true; |
okini3939 | 1:0dac72ab5910 | 96 | } |
okini3939 | 1:0dac72ab5910 | 97 | } |
okini3939 | 1:0dac72ab5910 | 98 | } |
okini3939 | 1:0dac72ab5910 | 99 | init(); |
okini3939 | 1:0dac72ab5910 | 100 | return false; |
okini3939 | 1:0dac72ab5910 | 101 | } |
okini3939 | 1:0dac72ab5910 | 102 | |
okini3939 | 1:0dac72ab5910 | 103 | void USBHostMouse::rxHandler() |
okini3939 | 1:0dac72ab5910 | 104 | { |
okini3939 | 1:0dac72ab5910 | 105 | int len_listen = int_in->getLengthTransferred(); |
okini3939 | 1:0dac72ab5910 | 106 | if (len_listen !=0) { |
okini3939 | 1:0dac72ab5910 | 107 | |
okini3939 | 1:0dac72ab5910 | 108 | if (onUpdate) { |
okini3939 | 1:0dac72ab5910 | 109 | (*onUpdate)(report[0] & 0x07, report[1], report[2], report[3]); |
okini3939 | 1:0dac72ab5910 | 110 | } |
okini3939 | 1:0dac72ab5910 | 111 | |
okini3939 | 1:0dac72ab5910 | 112 | if (onButtonUpdate && (buttons != (report[0] & 0x07))) { |
okini3939 | 1:0dac72ab5910 | 113 | (*onButtonUpdate)(report[0] & 0x07); |
okini3939 | 1:0dac72ab5910 | 114 | } |
okini3939 | 1:0dac72ab5910 | 115 | |
okini3939 | 1:0dac72ab5910 | 116 | if (onXUpdate && (x != report[1])) { |
okini3939 | 1:0dac72ab5910 | 117 | (*onXUpdate)(report[1]); |
okini3939 | 1:0dac72ab5910 | 118 | } |
okini3939 | 1:0dac72ab5910 | 119 | |
okini3939 | 1:0dac72ab5910 | 120 | if (onYUpdate && (y != report[2])) { |
okini3939 | 1:0dac72ab5910 | 121 | (*onYUpdate)(report[2]); |
okini3939 | 1:0dac72ab5910 | 122 | } |
okini3939 | 1:0dac72ab5910 | 123 | |
okini3939 | 1:0dac72ab5910 | 124 | if (onZUpdate && (z != report[3])) { |
okini3939 | 1:0dac72ab5910 | 125 | (*onZUpdate)(report[3]); |
okini3939 | 1:0dac72ab5910 | 126 | } |
okini3939 | 1:0dac72ab5910 | 127 | |
okini3939 | 1:0dac72ab5910 | 128 | // update mouse state |
okini3939 | 1:0dac72ab5910 | 129 | buttons = report[0] & 0x07; |
okini3939 | 1:0dac72ab5910 | 130 | x = report[1]; |
okini3939 | 1:0dac72ab5910 | 131 | y = report[2]; |
okini3939 | 1:0dac72ab5910 | 132 | z = report[3]; |
okini3939 | 1:0dac72ab5910 | 133 | } |
okini3939 | 1:0dac72ab5910 | 134 | /* set again the maximum value */ |
okini3939 | 1:0dac72ab5910 | 135 | len_listen = int_in->getSize(); |
okini3939 | 1:0dac72ab5910 | 136 | |
okini3939 | 1:0dac72ab5910 | 137 | if (len_listen > sizeof(report)) { |
okini3939 | 1:0dac72ab5910 | 138 | len_listen = sizeof(report); |
okini3939 | 1:0dac72ab5910 | 139 | } |
okini3939 | 1:0dac72ab5910 | 140 | |
okini3939 | 1:0dac72ab5910 | 141 | if (dev) { |
okini3939 | 1:0dac72ab5910 | 142 | host->interruptRead(dev, int_in, report, len_listen, false); |
okini3939 | 1:0dac72ab5910 | 143 | } |
okini3939 | 1:0dac72ab5910 | 144 | } |
okini3939 | 1:0dac72ab5910 | 145 | |
okini3939 | 1:0dac72ab5910 | 146 | /*virtual*/ void USBHostMouse::setVidPid(uint16_t vid, uint16_t pid) |
okini3939 | 1:0dac72ab5910 | 147 | { |
okini3939 | 1:0dac72ab5910 | 148 | // we don't check VID/PID for mouse driver |
okini3939 | 1:0dac72ab5910 | 149 | } |
okini3939 | 1:0dac72ab5910 | 150 | |
okini3939 | 1:0dac72ab5910 | 151 | /*virtual*/ bool USBHostMouse::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 | 152 | { |
okini3939 | 1:0dac72ab5910 | 153 | if ((mouse_intf == -1) && |
okini3939 | 1:0dac72ab5910 | 154 | (intf_class == HID_CLASS) && |
okini3939 | 1:0dac72ab5910 | 155 | (intf_subclass == 0x01) && |
okini3939 | 1:0dac72ab5910 | 156 | (intf_protocol == 0x02)) { |
okini3939 | 1:0dac72ab5910 | 157 | mouse_intf = intf_nb; |
okini3939 | 1:0dac72ab5910 | 158 | return true; |
okini3939 | 1:0dac72ab5910 | 159 | } |
okini3939 | 1:0dac72ab5910 | 160 | return false; |
okini3939 | 1:0dac72ab5910 | 161 | } |
okini3939 | 1:0dac72ab5910 | 162 | |
okini3939 | 1:0dac72ab5910 | 163 | /*virtual*/ bool USBHostMouse::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used |
okini3939 | 1:0dac72ab5910 | 164 | { |
okini3939 | 1:0dac72ab5910 | 165 | if (intf_nb == mouse_intf) { |
okini3939 | 1:0dac72ab5910 | 166 | if (type == INTERRUPT_ENDPOINT && dir == IN) { |
okini3939 | 1:0dac72ab5910 | 167 | mouse_device_found = true; |
okini3939 | 1:0dac72ab5910 | 168 | return true; |
okini3939 | 1:0dac72ab5910 | 169 | } |
okini3939 | 1:0dac72ab5910 | 170 | } |
okini3939 | 1:0dac72ab5910 | 171 | return false; |
okini3939 | 1:0dac72ab5910 | 172 | } |
okini3939 | 1:0dac72ab5910 | 173 | |
okini3939 | 1:0dac72ab5910 | 174 | #endif |