mbed official / USBHostWANDongle

USB Host WAN Dongle library

Fork of USBHostWANDongle_bleedingedge by Donatien Garnier

USB3GModule/WANDongle.cpp@3:4394986752db, 2012-07-06 (annotated)

Committer:
donatien
Date:
Fri Jul 06 08:53:17 2012 +0000
Revision:
3:4394986752db
Parent:
2:a8b2d0cd9bbd
Child:
4:d229ebfb85c4
Increased limits for number of supported USB endpoints/interfaces

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 0:ae46a0638b2c 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
donatien 0:ae46a0638b2c 2 *
donatien 0:ae46a0638b2c 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
donatien 0:ae46a0638b2c 4 * and associated documentation files (the "Software"), to deal in the Software without
donatien 0:ae46a0638b2c 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
donatien 0:ae46a0638b2c 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
donatien 0:ae46a0638b2c 7 * Software is furnished to do so, subject to the following conditions:
donatien 0:ae46a0638b2c 8 *
donatien 0:ae46a0638b2c 9 * The above copyright notice and this permission notice shall be included in all copies or
donatien 0:ae46a0638b2c 10 * substantial portions of the Software.
donatien 0:ae46a0638b2c 11 *
donatien 0:ae46a0638b2c 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
donatien 0:ae46a0638b2c 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
donatien 0:ae46a0638b2c 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
donatien 0:ae46a0638b2c 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 0:ae46a0638b2c 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
donatien 0:ae46a0638b2c 17 */
donatien 0:ae46a0638b2c 18
donatien 0:ae46a0638b2c 19 #define __DEBUG__ 4 //Maximum verbosity
donatien 0:ae46a0638b2c 20 #ifndef __MODULE__
donatien 0:ae46a0638b2c 21 #define __MODULE__ "WANDongle.cpp"
donatien 0:ae46a0638b2c 22 #endif
donatien 0:ae46a0638b2c 23
donatien 0:ae46a0638b2c 24 #include "dbg.h"
donatien 0:ae46a0638b2c 25 #include <cstdint>
donatien 0:ae46a0638b2c 26 #include "rtos.h"
donatien 0:ae46a0638b2c 27
donatien 0:ae46a0638b2c 28 #include "WANDongle.h"
donatien 2:a8b2d0cd9bbd 29 #include "WANDongleInitializer.h"
donatien 0:ae46a0638b2c 30
donatien 3:4394986752db 31 WANDongle::WANDongle() : m_serialCount(0)
donatien 0:ae46a0638b2c 32 {
donatien 0:ae46a0638b2c 33 host = USBHost::getHostInst();
donatien 0:ae46a0638b2c 34 init();
donatien 0:ae46a0638b2c 35 }
donatien 0:ae46a0638b2c 36
donatien 0:ae46a0638b2c 37
donatien 0:ae46a0638b2c 38 bool WANDongle::connected() {
donatien 0:ae46a0638b2c 39 return dev_connected;
donatien 0:ae46a0638b2c 40 }
donatien 0:ae46a0638b2c 41
donatien 0:ae46a0638b2c 42 bool WANDongle::tryConnect()
donatien 0:ae46a0638b2c 43 {
donatien 0:ae46a0638b2c 44 bool found = false;
donatien 0:ae46a0638b2c 45
donatien 0:ae46a0638b2c 46 //FIXME should run on USB thread
donatien 0:ae46a0638b2c 47
donatien 0:ae46a0638b2c 48 DBG("Trying to connect device");
donatien 0:ae46a0638b2c 49
donatien 0:ae46a0638b2c 50 if (dev_connected) {
donatien 0:ae46a0638b2c 51 return true;
donatien 0:ae46a0638b2c 52 }
donatien 0:ae46a0638b2c 53
donatien 0:ae46a0638b2c 54 host->lock();
donatien 0:ae46a0638b2c 55
donatien 2:a8b2d0cd9bbd 56 for (int i = 0; i < MAX_DEVICE_NB; i++)
donatien 2:a8b2d0cd9bbd 57 {
donatien 2:a8b2d0cd9bbd 58 if ((dev = host->getDevice(i)) != NULL)
donatien 2:a8b2d0cd9bbd 59 {
donatien 0:ae46a0638b2c 60 DBG("Found one device, reset it");
donatien 0:ae46a0638b2c 61 host->resetDevice(dev);
donatien 0:ae46a0638b2c 62
donatien 0:ae46a0638b2c 63 DBG("Enumerate");
donatien 0:ae46a0638b2c 64 host->enumerate(dev);
donatien 2:a8b2d0cd9bbd 65
donatien 3:4394986752db 66 DBG("Device has VID:%04x PID%04x", dev->getVid(), dev->getPid());
donatien 2:a8b2d0cd9bbd 67
donatien 3:4394986752db 68 WANDongleInitializer** initializer = WANDongleInitializer::getInitializers(host);
donatien 3:4394986752db 69
donatien 3:4394986752db 70 while((*initializer))
donatien 2:a8b2d0cd9bbd 71 {
donatien 3:4394986752db 72 DBG("*initializer=%p", *initializer);
donatien 3:4394986752db 73 DBG("(*initializer)->getSerialVid()=%04x", (*initializer)->getSerialVid());
donatien 3:4394986752db 74 DBG("(*initializer)->getSerialPid()=%04x", (*initializer)->getSerialPid());
donatien 3:4394986752db 75 if ((dev->getVid() == (*initializer)->getSerialVid()) && (dev->getPid() == (*initializer)->getSerialPid()))
donatien 2:a8b2d0cd9bbd 76 {
donatien 3:4394986752db 77 DBG("The dongle is in virtual serial mode");
donatien 2:a8b2d0cd9bbd 78 host->registerDriver(dev, 0, this, &WANDongle::init);
donatien 3:4394986752db 79 m_serialCount = (*initializer)->getSerialPortCount();
donatien 3:4394986752db 80 if( m_serialCount > WANDONGLE_MAX_SERIAL_PORTS )
donatien 3:4394986752db 81 {
donatien 3:4394986752db 82 m_serialCount = WANDONGLE_MAX_SERIAL_PORTS;
donatien 3:4394986752db 83 }
donatien 2:a8b2d0cd9bbd 84 for(int j = 0; j < m_serialCount; j++)
donatien 2:a8b2d0cd9bbd 85 {
donatien 3:4394986752db 86 DBG("Connecting serial port #%d", j+1);
donatien 3:4394986752db 87 DBG("Ep %p", (*initializer)->getEp(dev, j, false));
donatien 3:4394986752db 88 DBG("Ep %p", (*initializer)->getEp(dev, j, true));
donatien 3:4394986752db 89 m_serial[j].connect( dev, (*initializer)->getEp(dev, j, false), (*initializer)->getEp(dev, j, true) );
donatien 2:a8b2d0cd9bbd 90 }
donatien 3:4394986752db 91
donatien 3:4394986752db 92 DBG("Device connected");
donatien 3:4394986752db 93
donatien 2:a8b2d0cd9bbd 94 dev_connected = true;
donatien 2:a8b2d0cd9bbd 95 host->unlock();
donatien 3:4394986752db 96
donatien 3:4394986752db 97
donatien 2:a8b2d0cd9bbd 98 return true;
donatien 2:a8b2d0cd9bbd 99 }
donatien 3:4394986752db 100 else if ((dev->getVid() == (*initializer)->getMSDVid()) && (dev->getPid() == (*initializer)->getMSDPid()))
donatien 2:a8b2d0cd9bbd 101 {
donatien 1:49df46e3295c 102 DBG("Vodafone K3370 dongle detected in MSD mode");
donatien 2:a8b2d0cd9bbd 103 //Try to switch
donatien 3:4394986752db 104 if( (*initializer)->switchMode(dev) )
donatien 2:a8b2d0cd9bbd 105 {
donatien 2:a8b2d0cd9bbd 106 DBG("Switched OK");
donatien 2:a8b2d0cd9bbd 107 host->unlock();
donatien 2:a8b2d0cd9bbd 108 return false; //Will be connected on a next iteration
donatien 0:ae46a0638b2c 109 }
donatien 2:a8b2d0cd9bbd 110 else
donatien 2:a8b2d0cd9bbd 111 {
donatien 2:a8b2d0cd9bbd 112 ERR("Could not switch mode");
donatien 0:ae46a0638b2c 113 host->unlock();
donatien 2:a8b2d0cd9bbd 114 return false;
donatien 0:ae46a0638b2c 115 }
donatien 2:a8b2d0cd9bbd 116 }
donatien 3:4394986752db 117 (*initializer)++;
donatien 2:a8b2d0cd9bbd 118 } //while()
donatien 2:a8b2d0cd9bbd 119 } //if()
donatien 2:a8b2d0cd9bbd 120 } //for()
donatien 0:ae46a0638b2c 121 host->unlock();
donatien 0:ae46a0638b2c 122 return false;
donatien 0:ae46a0638b2c 123 }
donatien 0:ae46a0638b2c 124
donatien 3:4394986752db 125 IUSBHostSerial& WANDongle::getSerial(int index)
donatien 0:ae46a0638b2c 126 {
donatien 2:a8b2d0cd9bbd 127 return m_serial[index];
donatien 0:ae46a0638b2c 128 }
donatien 0:ae46a0638b2c 129
donatien 2:a8b2d0cd9bbd 130 int WANDongle::getSerialCount()
donatien 0:ae46a0638b2c 131 {
donatien 2:a8b2d0cd9bbd 132 return m_serialCount;
donatien 0:ae46a0638b2c 133 }
donatien 0:ae46a0638b2c 134
donatien 0:ae46a0638b2c 135 //Private methods
donatien 0:ae46a0638b2c 136 void WANDongle::init()
donatien 0:ae46a0638b2c 137 {
donatien 0:ae46a0638b2c 138 dev_connected = false;
donatien 3:4394986752db 139 for(int i = 0; i < WANDONGLE_MAX_SERIAL_PORTS; i++)
donatien 3:4394986752db 140 {
donatien 3:4394986752db 141 m_serial[i].init(host);
donatien 3:4394986752db 142 }
donatien 0:ae46a0638b2c 143 }