MyUSBHost library
Fork of USBHost by
USBHost3GModule/WANDongle.cpp
- Committer:
- mbed_official
- Date:
- 2014-03-07
- Revision:
- 23:759ec18ee1a7
- Parent:
- 18:37c948cf0dbf
- Child:
- 24:868cbfe611a7
File content as of revision 23:759ec18ee1a7:
/* Copyright (c) 2010-2012 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "USBHostConf.h" #ifdef USBHOST_3GMODULE #include "dbg.h" #include <stdint.h> #include "rtos.h" #include "WANDongle.h" #include "WANDongleInitializer.h" WANDongle::WANDongle() : m_pInitializer(NULL), m_serialCount(0), m_totalInitializers(0) { host = USBHost::getHostInst(); init(); } bool WANDongle::connected() { return dev_connected; } bool WANDongle::tryConnect() { //FIXME should run on USB thread USB_DBG("Trying to connect device"); if (dev_connected) { USB_DBG("Device is already connected!"); return true; } m_pInitializer = NULL; //Protect from concurrent access from USB thread USBHost::Lock lock(host); for (int i = 0; i < MAX_DEVICE_CONNECTED; i++) { if ((dev = host->getDevice(i)) != NULL) { m_pInitializer = NULL; //Will be set in setVidPid callback USB_DBG("Enumerate"); int ret = host->enumerate(dev, this); if(ret) { return false; } USB_DBG("Device has VID:%04x PID:%04x", dev->getVid(), dev->getPid()); if(m_pInitializer) //If an initializer has been found { USB_DBG("m_pInitializer=%p", m_pInitializer); USB_DBG("m_pInitializer->getSerialVid()=%04x", m_pInitializer->getSerialVid()); USB_DBG("m_pInitializer->getSerialPid()=%04x", m_pInitializer->getSerialPid()); if ((dev->getVid() == m_pInitializer->getSerialVid()) && (dev->getPid() == m_pInitializer->getSerialPid())) { USB_DBG("The dongle is in virtual serial mode"); host->registerDriver(dev, 0, this, &WANDongle::init); m_serialCount = m_pInitializer->getSerialPortCount(); if( m_serialCount > WANDONGLE_MAX_SERIAL_PORTS ) { m_serialCount = WANDONGLE_MAX_SERIAL_PORTS; } for(int j = 0; j < m_serialCount; j++) { USB_DBG("Connecting serial port #%d", j+1); USB_DBG("Ep %p", m_pInitializer->getEp(dev, j, false)); USB_DBG("Ep %p", m_pInitializer->getEp(dev, j, true)); m_serial[j].connect( dev, m_pInitializer->getEp(dev, j, false), m_pInitializer->getEp(dev, j, true) ); } USB_DBG("Device connected"); dev_connected = true; return true; } else if ((dev->getVid() == m_pInitializer->getMSDVid()) && (dev->getPid() == m_pInitializer->getMSDPid())) { USB_DBG("Vodafone K3370 dongle detected in MSD mode"); //Try to switch if( m_pInitializer->switchMode(dev) ) { USB_DBG("Switched OK"); return false; //Will be connected on a next iteration } else { USB_ERR("Could not switch mode"); return false; } } } //if() } //if() } //for() return false; } bool WANDongle::disconnect() { dev_connected = false; for(int i = 0; i < WANDONGLE_MAX_SERIAL_PORTS; i++) { m_serial[i].disconnect(); } return true; } int WANDongle::getDongleType() { if( m_pInitializer != NULL ) { return m_pInitializer->getType(); } else { return WAN_DONGLE_TYPE_UNKNOWN; } } IUSBHostSerial& WANDongle::getSerial(int index) { return m_serial[index]; } int WANDongle::getSerialCount() { return m_serialCount; } //Private methods void WANDongle::init() { m_pInitializer = NULL; dev_connected = false; for(int i = 0; i < WANDONGLE_MAX_SERIAL_PORTS; i++) { m_serial[i].init(host); } } /*virtual*/ void WANDongle::setVidPid(uint16_t vid, uint16_t pid) { WANDongleInitializer* initializer; for(int i = 0; i < m_totalInitializers; i++) { initializer = m_Initializers[i]; USB_DBG("initializer=%p", initializer); USB_DBG("initializer->getSerialVid()=%04x", initializer->getSerialVid()); USB_DBG("initializer->getSerialPid()=%04x", initializer->getSerialPid()); if ((dev->getVid() == initializer->getSerialVid()) && (dev->getPid() == initializer->getSerialPid())) { USB_DBG("The dongle is in virtual serial mode"); m_pInitializer = initializer; break; } else if ((dev->getVid() == initializer->getMSDVid()) && (dev->getPid() == initializer->getMSDPid())) { USB_DBG("Dongle detected in MSD mode"); m_pInitializer = initializer; break; } initializer++; } //for if(m_pInitializer) { m_pInitializer->setVidPid(vid, pid); } } /*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 { if(m_pInitializer) { return m_pInitializer->parseInterface(intf_nb, intf_class, intf_subclass, intf_protocol); } else { return false; } } /*virtual*/ bool WANDongle::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used { if(m_pInitializer) { return m_pInitializer->useEndpoint(intf_nb, type, dir); } else { return false; } } bool WANDongle::addInitializer(WANDongleInitializer* pInitializer) { if (m_totalInitializers >= WANDONGLE_MAX_INITIALIZERS) return false; m_Initializers[m_totalInitializers++] = pInitializer; return true; } WANDongle::~WANDongle() { for(int i = 0; i < m_totalInitializers; i++) delete m_Initializers[i]; } #endif /* USBHOST_3GMODULE */