z ysaito / USBHost2

2018.07.26

Dependencies:   FATFileSystem2 mbed-rtos

Fork of USBHost by mbed official

USBHost3GModule/WANDongle.cpp@44:e437b1c7c61e, 2018-07-26 (annotated)

Committer:
sayzyas
Date:
Thu Jul 26 00:29:30 2018 +0000
Revision:
44:e437b1c7c61e
Parent:
43:78f328f311dc 
2018.07.26

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sayzyas 43:78f328f311dc 1 /* Copyright (c) 2010-2012 mbed.org, MIT License
sayzyas 43:78f328f311dc 2 *
sayzyas 43:78f328f311dc 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
sayzyas 43:78f328f311dc 4 * and associated documentation files (the "Software"), to deal in the Software without
sayzyas 43:78f328f311dc 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
sayzyas 43:78f328f311dc 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
sayzyas 43:78f328f311dc 7 * Software is furnished to do so, subject to the following conditions:
sayzyas 43:78f328f311dc 8 *
sayzyas 43:78f328f311dc 9 * The above copyright notice and this permission notice shall be included in all copies or
sayzyas 43:78f328f311dc 10 * substantial portions of the Software.
sayzyas 43:78f328f311dc 11 *
sayzyas 43:78f328f311dc 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
sayzyas 43:78f328f311dc 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
sayzyas 43:78f328f311dc 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
sayzyas 43:78f328f311dc 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
sayzyas 43:78f328f311dc 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
sayzyas 43:78f328f311dc 17 */
sayzyas 43:78f328f311dc 18
sayzyas 43:78f328f311dc 19 #include "USBHostConf.h"
sayzyas 43:78f328f311dc 20
sayzyas 43:78f328f311dc 21 #ifdef USBHOST_3GMODULE
sayzyas 43:78f328f311dc 22
sayzyas 43:78f328f311dc 23 #include "dbg.h"
sayzyas 43:78f328f311dc 24 #include <stdint.h>
sayzyas 43:78f328f311dc 25 #include "rtos.h"
sayzyas 43:78f328f311dc 26
sayzyas 43:78f328f311dc 27 #include "WANDongle.h"
sayzyas 43:78f328f311dc 28 #include "WANDongleInitializer.h"
sayzyas 43:78f328f311dc 29
sayzyas 43:78f328f311dc 30 WANDongle::WANDongle() : m_pInitializer(NULL), m_serialCount(0), m_totalInitializers(0)
sayzyas 43:78f328f311dc 31 {
sayzyas 43:78f328f311dc 32 host = USBHost::getHostInst();
sayzyas 43:78f328f311dc 33 init();
sayzyas 43:78f328f311dc 34 }
sayzyas 43:78f328f311dc 35
sayzyas 43:78f328f311dc 36
sayzyas 43:78f328f311dc 37 bool WANDongle::connected() {
sayzyas 43:78f328f311dc 38 return dev_connected;
sayzyas 43:78f328f311dc 39 }
sayzyas 43:78f328f311dc 40
sayzyas 43:78f328f311dc 41 bool WANDongle::tryConnect()
sayzyas 43:78f328f311dc 42 {
sayzyas 43:78f328f311dc 43 //FIXME should run on USB thread
sayzyas 43:78f328f311dc 44
sayzyas 43:78f328f311dc 45 USB_DBG("Trying to connect device");
sayzyas 43:78f328f311dc 46
sayzyas 43:78f328f311dc 47 if (dev_connected) {
sayzyas 43:78f328f311dc 48 USB_DBG("Device is already connected!");
sayzyas 43:78f328f311dc 49 return true;
sayzyas 43:78f328f311dc 50 }
sayzyas 43:78f328f311dc 51
sayzyas 43:78f328f311dc 52 m_pInitializer = NULL;
sayzyas 43:78f328f311dc 53
sayzyas 43:78f328f311dc 54 //Protect from concurrent access from USB thread
sayzyas 43:78f328f311dc 55 USBHost::Lock lock(host);
sayzyas 43:78f328f311dc 56
sayzyas 43:78f328f311dc 57 for (int i = 0; i < MAX_DEVICE_CONNECTED; i++)
sayzyas 43:78f328f311dc 58 {
sayzyas 43:78f328f311dc 59 if ((dev = host->getDevice(i)) != NULL)
sayzyas 43:78f328f311dc 60 {
sayzyas 43:78f328f311dc 61 m_pInitializer = NULL; //Will be set in setVidPid callback
sayzyas 43:78f328f311dc 62
sayzyas 43:78f328f311dc 63 USB_DBG("Enumerate");
sayzyas 43:78f328f311dc 64 int ret = host->enumerate(dev, this);
sayzyas 43:78f328f311dc 65 if(ret)
sayzyas 43:78f328f311dc 66 {
sayzyas 43:78f328f311dc 67 return false;
sayzyas 43:78f328f311dc 68 }
sayzyas 43:78f328f311dc 69
sayzyas 43:78f328f311dc 70 USB_DBG("Device has VID:%04x PID:%04x", dev->getVid(), dev->getPid());
sayzyas 43:78f328f311dc 71
sayzyas 43:78f328f311dc 72 if(m_pInitializer) //If an initializer has been found
sayzyas 43:78f328f311dc 73 {
sayzyas 43:78f328f311dc 74 USB_DBG("m_pInitializer=%p", m_pInitializer);
sayzyas 43:78f328f311dc 75 USB_DBG("m_pInitializer->getSerialVid()=%04x", m_pInitializer->getSerialVid());
sayzyas 43:78f328f311dc 76 USB_DBG("m_pInitializer->getSerialPid()=%04x", m_pInitializer->getSerialPid());
sayzyas 43:78f328f311dc 77 if ((dev->getVid() == m_pInitializer->getSerialVid()) && (dev->getPid() == m_pInitializer->getSerialPid()))
sayzyas 43:78f328f311dc 78 {
sayzyas 43:78f328f311dc 79 USB_DBG("The dongle is in virtual serial mode");
sayzyas 43:78f328f311dc 80 host->registerDriver(dev, 0, this, &WANDongle::init);
sayzyas 43:78f328f311dc 81 m_serialCount = m_pInitializer->getSerialPortCount();
sayzyas 43:78f328f311dc 82 if( m_serialCount > WANDONGLE_MAX_SERIAL_PORTS )
sayzyas 43:78f328f311dc 83 {
sayzyas 43:78f328f311dc 84 m_serialCount = WANDONGLE_MAX_SERIAL_PORTS;
sayzyas 43:78f328f311dc 85 }
sayzyas 43:78f328f311dc 86 for(int j = 0; j < m_serialCount; j++)
sayzyas 43:78f328f311dc 87 {
sayzyas 43:78f328f311dc 88 USB_DBG("Connecting serial port #%d", j+1);
sayzyas 43:78f328f311dc 89 USB_DBG("Ep %p", m_pInitializer->getEp(dev, j, false));
sayzyas 43:78f328f311dc 90 USB_DBG("Ep %p", m_pInitializer->getEp(dev, j, true));
sayzyas 43:78f328f311dc 91 m_serial[j].connect( dev, m_pInitializer->getEp(dev, j, false), m_pInitializer->getEp(dev, j, true) );
sayzyas 43:78f328f311dc 92 }
sayzyas 43:78f328f311dc 93
sayzyas 43:78f328f311dc 94 USB_DBG("Device connected");
sayzyas 43:78f328f311dc 95
sayzyas 43:78f328f311dc 96 dev_connected = true;
sayzyas 43:78f328f311dc 97
sayzyas 43:78f328f311dc 98
sayzyas 43:78f328f311dc 99 return true;
sayzyas 43:78f328f311dc 100 }
sayzyas 43:78f328f311dc 101 else if ((dev->getVid() == m_pInitializer->getMSDVid()) && (dev->getPid() == m_pInitializer->getMSDPid()))
sayzyas 43:78f328f311dc 102 {
sayzyas 43:78f328f311dc 103 USB_DBG("Vodafone K3370 dongle detected in MSD mode");
sayzyas 43:78f328f311dc 104 //Try to switch
sayzyas 43:78f328f311dc 105 if( m_pInitializer->switchMode(dev) )
sayzyas 43:78f328f311dc 106 {
sayzyas 43:78f328f311dc 107 USB_DBG("Switched OK");
sayzyas 43:78f328f311dc 108 return false; //Will be connected on a next iteration
sayzyas 43:78f328f311dc 109 }
sayzyas 43:78f328f311dc 110 else
sayzyas 43:78f328f311dc 111 {
sayzyas 43:78f328f311dc 112 USB_ERR("Could not switch mode");
sayzyas 43:78f328f311dc 113 return false;
sayzyas 43:78f328f311dc 114 }
sayzyas 43:78f328f311dc 115 }
sayzyas 43:78f328f311dc 116 } //if()
sayzyas 43:78f328f311dc 117 } //if()
sayzyas 43:78f328f311dc 118 } //for()
sayzyas 43:78f328f311dc 119 return false;
sayzyas 43:78f328f311dc 120 }
sayzyas 43:78f328f311dc 121
sayzyas 43:78f328f311dc 122 bool WANDongle::disconnect()
sayzyas 43:78f328f311dc 123 {
sayzyas 43:78f328f311dc 124 dev_connected = false;
sayzyas 43:78f328f311dc 125 for(int i = 0; i < WANDONGLE_MAX_SERIAL_PORTS; i++)
sayzyas 43:78f328f311dc 126 {
sayzyas 43:78f328f311dc 127 m_serial[i].disconnect();
sayzyas 43:78f328f311dc 128 }
sayzyas 43:78f328f311dc 129 return true;
sayzyas 43:78f328f311dc 130 }
sayzyas 43:78f328f311dc 131
sayzyas 43:78f328f311dc 132 int WANDongle::getDongleType()
sayzyas 43:78f328f311dc 133 {
sayzyas 43:78f328f311dc 134 if( m_pInitializer != NULL )
sayzyas 43:78f328f311dc 135 {
sayzyas 43:78f328f311dc 136 return m_pInitializer->getType();
sayzyas 43:78f328f311dc 137 }
sayzyas 43:78f328f311dc 138 else
sayzyas 43:78f328f311dc 139 {
sayzyas 43:78f328f311dc 140 return WAN_DONGLE_TYPE_UNKNOWN;
sayzyas 43:78f328f311dc 141 }
sayzyas 43:78f328f311dc 142 }
sayzyas 43:78f328f311dc 143
sayzyas 43:78f328f311dc 144 IUSBHostSerial& WANDongle::getSerial(int index)
sayzyas 43:78f328f311dc 145 {
sayzyas 43:78f328f311dc 146 return m_serial[index];
sayzyas 43:78f328f311dc 147 }
sayzyas 43:78f328f311dc 148
sayzyas 43:78f328f311dc 149 int WANDongle::getSerialCount()
sayzyas 43:78f328f311dc 150 {
sayzyas 43:78f328f311dc 151 return m_serialCount;
sayzyas 43:78f328f311dc 152 }
sayzyas 43:78f328f311dc 153
sayzyas 43:78f328f311dc 154 //Private methods
sayzyas 43:78f328f311dc 155 void WANDongle::init()
sayzyas 43:78f328f311dc 156 {
sayzyas 43:78f328f311dc 157 m_pInitializer = NULL;
sayzyas 43:78f328f311dc 158 dev_connected = false;
sayzyas 43:78f328f311dc 159 for(int i = 0; i < WANDONGLE_MAX_SERIAL_PORTS; i++)
sayzyas 43:78f328f311dc 160 {
sayzyas 43:78f328f311dc 161 m_serial[i].init(host);
sayzyas 43:78f328f311dc 162 }
sayzyas 43:78f328f311dc 163 }
sayzyas 43:78f328f311dc 164
sayzyas 43:78f328f311dc 165
sayzyas 43:78f328f311dc 166 /*virtual*/ void WANDongle::setVidPid(uint16_t vid, uint16_t pid)
sayzyas 43:78f328f311dc 167 {
sayzyas 43:78f328f311dc 168 WANDongleInitializer* initializer;
sayzyas 43:78f328f311dc 169
sayzyas 43:78f328f311dc 170 for(int i = 0; i < m_totalInitializers; i++)
sayzyas 43:78f328f311dc 171 {
sayzyas 43:78f328f311dc 172 initializer = m_Initializers[i];
sayzyas 43:78f328f311dc 173 USB_DBG("initializer=%p", initializer);
sayzyas 43:78f328f311dc 174 USB_DBG("initializer->getSerialVid()=%04x", initializer->getSerialVid());
sayzyas 43:78f328f311dc 175 USB_DBG("initializer->getSerialPid()=%04x", initializer->getSerialPid());
sayzyas 43:78f328f311dc 176 if ((dev->getVid() == initializer->getSerialVid()) && (dev->getPid() == initializer->getSerialPid()))
sayzyas 43:78f328f311dc 177 {
sayzyas 43:78f328f311dc 178 USB_DBG("The dongle is in virtual serial mode");
sayzyas 43:78f328f311dc 179 m_pInitializer = initializer;
sayzyas 43:78f328f311dc 180 break;
sayzyas 43:78f328f311dc 181 }
sayzyas 43:78f328f311dc 182 else if ((dev->getVid() == initializer->getMSDVid()) && (dev->getPid() == initializer->getMSDPid()))
sayzyas 43:78f328f311dc 183 {
sayzyas 43:78f328f311dc 184 USB_DBG("Dongle detected in MSD mode");
sayzyas 43:78f328f311dc 185 m_pInitializer = initializer;
sayzyas 43:78f328f311dc 186 break;
sayzyas 43:78f328f311dc 187 }
sayzyas 43:78f328f311dc 188 initializer++;
sayzyas 43:78f328f311dc 189 } //for
sayzyas 43:78f328f311dc 190 if(m_pInitializer)
sayzyas 43:78f328f311dc 191 {
sayzyas 43:78f328f311dc 192 m_pInitializer->setVidPid(vid, pid);
sayzyas 43:78f328f311dc 193 }
sayzyas 43:78f328f311dc 194 }
sayzyas 43:78f328f311dc 195
sayzyas 43:78f328f311dc 196 /*virtual*/ bool WANDongle::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
sayzyas 43:78f328f311dc 197 {
sayzyas 43:78f328f311dc 198 if(m_pInitializer)
sayzyas 43:78f328f311dc 199 {
sayzyas 43:78f328f311dc 200 return m_pInitializer->parseInterface(intf_nb, intf_class, intf_subclass, intf_protocol);
sayzyas 43:78f328f311dc 201 }
sayzyas 43:78f328f311dc 202 else
sayzyas 43:78f328f311dc 203 {
sayzyas 43:78f328f311dc 204 return false;
sayzyas 43:78f328f311dc 205 }
sayzyas 43:78f328f311dc 206 }
sayzyas 43:78f328f311dc 207
sayzyas 43:78f328f311dc 208 /*virtual*/ bool WANDongle::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
sayzyas 43:78f328f311dc 209 {
sayzyas 43:78f328f311dc 210 if(m_pInitializer)
sayzyas 43:78f328f311dc 211 {
sayzyas 43:78f328f311dc 212 return m_pInitializer->useEndpoint(intf_nb, type, dir);
sayzyas 43:78f328f311dc 213 }
sayzyas 43:78f328f311dc 214 else
sayzyas 43:78f328f311dc 215 {
sayzyas 43:78f328f311dc 216 return false;
sayzyas 43:78f328f311dc 217 }
sayzyas 43:78f328f311dc 218 }
sayzyas 43:78f328f311dc 219
sayzyas 43:78f328f311dc 220
sayzyas 43:78f328f311dc 221 bool WANDongle::addInitializer(WANDongleInitializer* pInitializer)
sayzyas 43:78f328f311dc 222 {
sayzyas 43:78f328f311dc 223 if (m_totalInitializers >= WANDONGLE_MAX_INITIALIZERS)
sayzyas 43:78f328f311dc 224 return false;
sayzyas 43:78f328f311dc 225 m_Initializers[m_totalInitializers++] = pInitializer;
sayzyas 43:78f328f311dc 226 return true;
sayzyas 43:78f328f311dc 227 }
sayzyas 43:78f328f311dc 228
sayzyas 43:78f328f311dc 229 WANDongle::~WANDongle()
sayzyas 43:78f328f311dc 230 {
sayzyas 43:78f328f311dc 231 for(int i = 0; i < m_totalInitializers; i++)
sayzyas 43:78f328f311dc 232 delete m_Initializers[i];
sayzyas 43:78f328f311dc 233 }
sayzyas 43:78f328f311dc 234
sayzyas 43:78f328f311dc 235 #endif /* USBHOST_3GMODULE */