Donatien Garnier / VodafoneUSBModem

Vodafone K3770/K3772-Z modems driver & networking library

Dependencies:   Socket

This library is deprecated. Please use the newest production branch of the library from https://mbed.org/users/mbed_official/code/VodafoneUSBModem/

USBHostWANDongleLib/USBHost/USBHALHost.h@0:bd5343539e38, 2012-08-17 (annotated)

Committer:
donatien
Date:
Fri Aug 17 15:21:55 2012 +0000
Revision:
0:bd5343539e38
Initial public commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 0:bd5343539e38 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
donatien 0:bd5343539e38 2 *
donatien 0:bd5343539e38 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
donatien 0:bd5343539e38 4 * and associated documentation files (the "Software"), to deal in the Software without
donatien 0:bd5343539e38 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
donatien 0:bd5343539e38 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
donatien 0:bd5343539e38 7 * Software is furnished to do so, subject to the following conditions:
donatien 0:bd5343539e38 8 *
donatien 0:bd5343539e38 9 * The above copyright notice and this permission notice shall be included in all copies or
donatien 0:bd5343539e38 10 * substantial portions of the Software.
donatien 0:bd5343539e38 11 *
donatien 0:bd5343539e38 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
donatien 0:bd5343539e38 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
donatien 0:bd5343539e38 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
donatien 0:bd5343539e38 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 0:bd5343539e38 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
donatien 0:bd5343539e38 17 */
donatien 0:bd5343539e38 18
donatien 0:bd5343539e38 19 #ifndef USBHALHOST_H
donatien 0:bd5343539e38 20 #define USBHALHOST_H
donatien 0:bd5343539e38 21
donatien 0:bd5343539e38 22 #include "rtos.h"
donatien 0:bd5343539e38 23
donatien 0:bd5343539e38 24 #include "USBHostTypes.h"
donatien 0:bd5343539e38 25
donatien 0:bd5343539e38 26 #define MAX_ENDPOINT 5
donatien 0:bd5343539e38 27 #define MAX_TD (MAX_ENDPOINT*2)
donatien 0:bd5343539e38 28
donatien 0:bd5343539e38 29 #define USBHALHOST_SIG_INIT 0x01
donatien 0:bd5343539e38 30 #define USBHALHOST_SIG_IRQ 0x02
donatien 0:bd5343539e38 31
donatien 0:bd5343539e38 32 class USBHALHost {
donatien 0:bd5343539e38 33 public:
donatien 0:bd5343539e38 34
donatien 0:bd5343539e38 35 /*
donatien 0:bd5343539e38 36 * Constructor
donatien 0:bd5343539e38 37 * init variables and memory where will be stored HCCA, ED and TD
donatien 0:bd5343539e38 38 */
donatien 0:bd5343539e38 39 USBHALHost();
donatien 0:bd5343539e38 40
donatien 0:bd5343539e38 41 /*
donatien 0:bd5343539e38 42 * Initialize host controller. Enable USB interrupts. This part is not in the constructor because,
donatien 0:bd5343539e38 43 * this function calls a virtual method if a device is already connected
donatien 0:bd5343539e38 44 */
donatien 0:bd5343539e38 45 void init();
donatien 0:bd5343539e38 46
donatien 0:bd5343539e38 47 /*
donatien 0:bd5343539e38 48 * reset a port of a specific hub
donatien 0:bd5343539e38 49 * TODO: support hub
donatien 0:bd5343539e38 50 */
donatien 0:bd5343539e38 51 void resetPort(int hub, int port);
donatien 0:bd5343539e38 52
donatien 0:bd5343539e38 53 /*
donatien 0:bd5343539e38 54 * return the value contained in the control HEAD ED register
donatien 0:bd5343539e38 55 *
donatien 0:bd5343539e38 56 * @returns address of the control Head ED
donatien 0:bd5343539e38 57 */
donatien 0:bd5343539e38 58 uint32_t controlHeadED();
donatien 0:bd5343539e38 59
donatien 0:bd5343539e38 60 /*
donatien 0:bd5343539e38 61 * return the value contained in the bulk HEAD ED register
donatien 0:bd5343539e38 62 *
donatien 0:bd5343539e38 63 * @returns address of the bulk head ED
donatien 0:bd5343539e38 64 */
donatien 0:bd5343539e38 65 uint32_t bulkHeadED();
donatien 0:bd5343539e38 66
donatien 0:bd5343539e38 67 /*
donatien 0:bd5343539e38 68 * return the value of the head interrupt ED contained in the HCCA
donatien 0:bd5343539e38 69 *
donatien 0:bd5343539e38 70 * @returns address of the head interrupt ED contained in the HCCA
donatien 0:bd5343539e38 71 */
donatien 0:bd5343539e38 72 uint32_t interruptHeadED();
donatien 0:bd5343539e38 73
donatien 0:bd5343539e38 74
donatien 0:bd5343539e38 75 /*
donatien 0:bd5343539e38 76 * Update the head ED for control transfers
donatien 0:bd5343539e38 77 */
donatien 0:bd5343539e38 78 void updateControlHeadED(uint32_t addr);
donatien 0:bd5343539e38 79
donatien 0:bd5343539e38 80 /*
donatien 0:bd5343539e38 81 * Update the head ED for bulk transfers
donatien 0:bd5343539e38 82 */
donatien 0:bd5343539e38 83 void updateBulkHeadED(uint32_t addr);
donatien 0:bd5343539e38 84
donatien 0:bd5343539e38 85 /*
donatien 0:bd5343539e38 86 * Update the head ED for interrupt transfers
donatien 0:bd5343539e38 87 */
donatien 0:bd5343539e38 88 void updateInterruptHeadED(uint32_t addr);
donatien 0:bd5343539e38 89
donatien 0:bd5343539e38 90 /*
donatien 0:bd5343539e38 91 * Enable control list ED
donatien 0:bd5343539e38 92 */
donatien 0:bd5343539e38 93 void enableControlList();
donatien 0:bd5343539e38 94
donatien 0:bd5343539e38 95 /*
donatien 0:bd5343539e38 96 * Enable bulk list ED
donatien 0:bd5343539e38 97 */
donatien 0:bd5343539e38 98 void enableBulkList();
donatien 0:bd5343539e38 99
donatien 0:bd5343539e38 100 /*
donatien 0:bd5343539e38 101 * Enable Interrupt list ED
donatien 0:bd5343539e38 102 */
donatien 0:bd5343539e38 103 void enableInterruptList();
donatien 0:bd5343539e38 104
donatien 0:bd5343539e38 105 /*
donatien 0:bd5343539e38 106 * Disable control list ED
donatien 0:bd5343539e38 107 */
donatien 0:bd5343539e38 108 bool disableControlList();
donatien 0:bd5343539e38 109
donatien 0:bd5343539e38 110 /*
donatien 0:bd5343539e38 111 * Disable bulk list ED
donatien 0:bd5343539e38 112 */
donatien 0:bd5343539e38 113 bool disableBulkList();
donatien 0:bd5343539e38 114
donatien 0:bd5343539e38 115 /*
donatien 0:bd5343539e38 116 * Disable Interrupt list ED
donatien 0:bd5343539e38 117 */
donatien 0:bd5343539e38 118 bool disableInterruptList();
donatien 0:bd5343539e38 119
donatien 0:bd5343539e38 120 //Lock processing
donatien 0:bd5343539e38 121 void lock();
donatien 0:bd5343539e38 122
donatien 0:bd5343539e38 123 void unlock();
donatien 0:bd5343539e38 124
donatien 0:bd5343539e38 125
donatien 0:bd5343539e38 126 protected:
donatien 0:bd5343539e38 127 /*
donatien 0:bd5343539e38 128 * Virtual method called when a device has been connected
donatien 0:bd5343539e38 129 *
donatien 0:bd5343539e38 130 * @param hub hub number of the device
donatien 0:bd5343539e38 131 * @param port port number of the device
donatien 0:bd5343539e38 132 * @param lowSpeed 1 if low speed, 0 otherwise
donatien 0:bd5343539e38 133 */
donatien 0:bd5343539e38 134 virtual void deviceConnected(int hub, int port, bool lowSpeed) {};
donatien 0:bd5343539e38 135
donatien 0:bd5343539e38 136 /*
donatien 0:bd5343539e38 137 * Virtuel method called when a device has been disconnected
donatien 0:bd5343539e38 138 *
donatien 0:bd5343539e38 139 * @param hub hub number of the device
donatien 0:bd5343539e38 140 * @param port port number of the device
donatien 0:bd5343539e38 141 * @param addr list of the TDs which have been completed to dequeue freed TDs
donatien 0:bd5343539e38 142 */
donatien 0:bd5343539e38 143 virtual void deviceDisconnected(int hub, int port, volatile uint32_t addr) {};
donatien 0:bd5343539e38 144
donatien 0:bd5343539e38 145 /*
donatien 0:bd5343539e38 146 * Virtual method called when a transfer has been completed
donatien 0:bd5343539e38 147 *
donatien 0:bd5343539e38 148 * @param addr list of the TDs which have been completed
donatien 0:bd5343539e38 149 */
donatien 0:bd5343539e38 150 virtual void transferCompleted(volatile uint32_t addr){};
donatien 0:bd5343539e38 151
donatien 0:bd5343539e38 152 /*
donatien 0:bd5343539e38 153 * Find a memory section for a new ED
donatien 0:bd5343539e38 154 *
donatien 0:bd5343539e38 155 * @returns the address of this section
donatien 0:bd5343539e38 156 */
donatien 0:bd5343539e38 157 volatile uint8_t * getED();
donatien 0:bd5343539e38 158
donatien 0:bd5343539e38 159 /*
donatien 0:bd5343539e38 160 * Find a memory section for a new TD
donatien 0:bd5343539e38 161 *
donatien 0:bd5343539e38 162 * @returns the address of this section
donatien 0:bd5343539e38 163 */
donatien 0:bd5343539e38 164 volatile uint8_t * getTD();
donatien 0:bd5343539e38 165
donatien 0:bd5343539e38 166 /*
donatien 0:bd5343539e38 167 * Release a previous memory section reserved for an ED
donatien 0:bd5343539e38 168 *
donatien 0:bd5343539e38 169 * @param ed address of the ED
donatien 0:bd5343539e38 170 */
donatien 0:bd5343539e38 171 void freeED(volatile uint8_t * ed);
donatien 0:bd5343539e38 172
donatien 0:bd5343539e38 173 /*
donatien 0:bd5343539e38 174 * Release a previous memory section reserved for an TD
donatien 0:bd5343539e38 175 *
donatien 0:bd5343539e38 176 * @param ed address of the TD
donatien 0:bd5343539e38 177 */
donatien 0:bd5343539e38 178 void freeTD(volatile uint8_t * td);
donatien 0:bd5343539e38 179
donatien 0:bd5343539e38 180
donatien 0:bd5343539e38 181 private:
donatien 0:bd5343539e38 182 static void _usbisr(void);
donatien 0:bd5343539e38 183 void UsbIrqhandler();
donatien 0:bd5343539e38 184
donatien 0:bd5343539e38 185 void memInit();
donatien 0:bd5343539e38 186
donatien 0:bd5343539e38 187 void process();
donatien 0:bd5343539e38 188
donatien 0:bd5343539e38 189 static void staticCb(void const* p);
donatien 0:bd5343539e38 190
donatien 0:bd5343539e38 191 HCCA volatile * usb_hcca; //256 bytes aligned!
donatien 0:bd5343539e38 192 uint8_t volatile * usb_edBuf; //4 bytes aligned!
donatien 0:bd5343539e38 193 uint8_t volatile * usb_tdBuf; //4 bytes aligned!
donatien 0:bd5343539e38 194
donatien 0:bd5343539e38 195 static USBHALHost * instHost;
donatien 0:bd5343539e38 196
donatien 0:bd5343539e38 197 bool volatile edBufAlloc[MAX_ENDPOINT];
donatien 0:bd5343539e38 198 bool volatile tdBufAlloc[MAX_TD];
donatien 0:bd5343539e38 199
donatien 0:bd5343539e38 200 //RTOS impl
donatien 0:bd5343539e38 201 Thread thread;
donatien 0:bd5343539e38 202 Mutex mtx;
donatien 0:bd5343539e38 203
donatien 0:bd5343539e38 204 };
donatien 0:bd5343539e38 205
donatien 0:bd5343539e38 206 #endif