UsbDevice.h

00001 
00002 /*
00003 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
00004  
00005 Permission is hereby granted, free of charge, to any person obtaining a copy
00006 of this software and associated documentation files (the "Software"), to deal
00007 in the Software without restriction, including without limitation the rights
00008 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00009 copies of the Software, and to permit persons to whom the Software is
00010 furnished to do so, subject to the following conditions:
00011  
00012 The above copyright notice and this permission notice shall be included in
00013 all copies or substantial portions of the Software.
00014  
00015 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00016 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00017 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00018 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00019 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00020 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00021 THE SOFTWARE.
00022 */
00023 
00024 #ifndef USB_DEVICE_H
00025 #define USB_DEVICE_H
00026 
00027 #include "mbed.h"
00028 #include "UsbInc.h"
00029 #include "UsbEndpoint.h"
00030 #include "UsbHostMgr.h"
00031 
00032 class UsbHostMgr;
00033 class UsbEndpoint;
00034 
00035 class UsbDevice
00036 {
00037 protected:
00038   UsbDevice(UsbHostMgr* pMgr, int hub, int port, int addr, bool lowspeed = false);
00039   ~UsbDevice();
00040 
00041   UsbErr enumerate();
00042 
00043 public: 
00044   bool connected();
00045   bool enumerated();
00046   
00047   int getPid();
00048   int getVid();
00049   UsbErr setConfiguration(int config);
00050   UsbErr controlSend(byte requestType, byte request, word value, word index, const byte* buf, int len);
00051   UsbErr controlReceive(byte requestType, byte request, word value, word index, const byte* buf, int len);
00052   UsbErr GetDescriptor(int type, int index, const byte* buf, int len);
00053   UsbErr GetString(int index, char* buf, int len);
00054   UsbErr SetInterfaceAlternate(int interface, int alternate);
00055   void DeleteControlEp();
00056 
00057   uint8_t m_DeviceClass;
00058   uint8_t m_InterfaceClass;
00059 protected:
00060   void fillControlBuf(byte requestType, byte request, word value, word index, int len);
00061 private:
00062   friend class UsbEndpoint;
00063   friend class UsbHostMgr;
00064   
00065   UsbEndpoint* m_pControlEp;
00066   
00067   UsbHostMgr* m_pMgr;
00068   
00069   bool m_connected;
00070   bool m_enumerated;
00071   bool m_lowspeed;
00072   int m_hub;
00073   int m_port;
00074   int m_addr;
00075   
00076   int m_refs;
00077   
00078   uint16_t m_vid;
00079   uint16_t m_pid;
00080   
00081   byte m_controlBuf[8];//8
00082   
00083   UsbErr hub_init();
00084   UsbErr hub_poll();
00085   UsbErr hub_PortReset(int port);
00086   UsbErr SetPortFeature(int feature, int index);
00087   UsbErr ClearPortFeature(int feature, int index);
00088   UsbErr SetPortReset(int port);
00089   UsbErr GetPortStatus(int port, uint8_t* buf, int size);
00090   UsbErr GetPortStatus(int port, uint32_t* status);
00091   int m_hub_ports;
00092 };
00093 
00094 #endif