ST / USBHOST

USBHOST lib for STM

Dependents:   door-access-controller-dev

USBHost/USBEndpoint.h@6:d3ac9e1c0035, 2017-04-26 (annotated)

Committer:
jamike
Date:
Wed Apr 26 20:08:31 2017 +0000
Revision:
6:d3ac9e1c0035
Parent:
5:fc157e6bd5a5 
fix error in read and write

Who changed what in which revision?

UserRevisionLine numberNew contents of line
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 1 /* mbed USBHost Library
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 2 * Copyright (c) 2006-2013 ARM Limited
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 3 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 4 * Licensed under the Apache License, Version 2.0 (the "License");
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 5 * you may not use this file except in compliance with the License.
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 6 * You may obtain a copy of the License at
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 7 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 8 * http://www.apache.org/licenses/LICENSE-2.0
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 9 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 10 * Unless required by applicable law or agreed to in writing, software
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 11 * distributed under the License is distributed on an "AS IS" BASIS,
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 13 * See the License for the specific language governing permissions and
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 14 * limitations under the License.
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 15 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 16
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 17 #ifndef USBENDPOINT_H
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 18 #define USBENDPOINT_H
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 19
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 20 #include "Callback.h"
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 21 #include "USBHostTypes.h"
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 22 #include "rtos.h"
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 23
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 24 class USBDeviceConnected;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 25
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 26 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 27 * USBEndpoint class
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 28 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 29 class USBEndpoint
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 30 {
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 31 public:
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 32 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 33 * Constructor
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 34 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 35 USBEndpoint() {
frq08711@LMECWL0871.LME.ST.COM 5:fc157e6bd5a5 36 #ifdef USBHOST_OTHER
frq08711@LMECWL0871.LME.ST.COM 5:fc157e6bd5a5 37 speed = false;
frq08711@LMECWL0871.LME.ST.COM 5:fc157e6bd5a5 38 #endif
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 39 state = USB_TYPE_FREE;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 40 nextEp = NULL;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 41 };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 42
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 43 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 44 * Initialize an endpoint
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 45 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 46 * @param hced hced associated to the endpoint
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 47 * @param type endpoint type
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 48 * @param dir endpoint direction
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 49 * @param size endpoint size
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 50 * @param ep_number endpoint number
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 51 * @param td_list array of two allocated transfer descriptors
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 52 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 53
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 54 void init(HCED * hced, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir, uint32_t size, uint8_t ep_number, HCTD* td_list[2]);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 55
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 56 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 57 * Set next token. Warning: only useful for the control endpoint
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 58 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 59 * @param token IN, OUT or SETUP token
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 60 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 61 void setNextToken(uint32_t token);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 62
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 63 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 64 * Queue an endpoint
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 65 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 66 * @param endpoint endpoint which will be queued in the linked list
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 67 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 68 void queueEndpoint(USBEndpoint * endpoint);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 69
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 70
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 71 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 72 * Queue a transfer on the endpoint
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 73 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 74 USB_TYPE queueTransfer();
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 75
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 76 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 77 * Unqueue a transfer from the endpoint
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 78 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 79 * @param td hctd which will be unqueued
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 80 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 81 void unqueueTransfer(volatile HCTD * td);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 82
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 83 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 84 * Attach a member function to call when a transfer is finished
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 85 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 86 * @param tptr pointer to the object to call the member function on
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 87 * @param mptr pointer to the member function to be called
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 88 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 89 template<typename T>
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 90 inline void attach(T* tptr, void (T::*mptr)(void)) {
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 91 if((mptr != NULL) && (tptr != NULL)) {
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 92 rx.attach(tptr, mptr);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 93 }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 94 }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 95
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 96 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 97 * Attach a callback called when a transfer is finished
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 98 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 99 * @param fptr function pointer
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 100 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 101 inline void attach(void (*fptr)(void)) {
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 102 if(fptr != NULL) {
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 103 rx.attach(fptr);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 104 }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 105 }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 106
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 107 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 108 * Call the handler associted to the end of a transfer
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 109 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 110 inline void call() {
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 111 if (rx)
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 112 rx.call();
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 113 };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 114
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 115
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 116 // setters
frq08711@LMECWL0871.LME.ST.COM 5:fc157e6bd5a5 117 #ifdef USBHOST_OTHER
frq08711@LMECWL0871.LME.ST.COM 5:fc157e6bd5a5 118 void setState(USB_TYPE st);
frq08711@LMECWL0871.LME.ST.COM 5:fc157e6bd5a5 119 #else
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 120 inline void setState(USB_TYPE st) { state = st; }
frq08711@LMECWL0871.LME.ST.COM 5:fc157e6bd5a5 121 #endif
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 122 void setState(uint8_t st);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 123 void setDeviceAddress(uint8_t addr);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 124 inline void setLengthTransferred(int len) { transferred = len; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 125 void setSpeed(uint8_t speed);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 126 void setSize(uint32_t size);
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 127 inline void setDir(ENDPOINT_DIRECTION d) { dir = d; }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 128 inline void setIntfNb(uint8_t intf_nb_) { intf_nb = intf_nb_; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 129
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 130 // getters
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 131 const char * getStateString();
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 132 inline USB_TYPE getState() { return state; }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 133 inline ENDPOINT_TYPE getType() { return type; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 134 #ifdef USBHOST_OTHER
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 135 inline uint8_t getDeviceAddress() { return device_address; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 136 inline uint32_t getSize() { return size; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 137 #else
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 138 inline uint8_t getDeviceAddress() { return hced->control & 0x7f; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 139 inline uint32_t getSize() { return (hced->control >> 16) & 0x3ff; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 140 inline volatile HCTD * getHeadTD() { return (volatile HCTD*) ((uint32_t)hced->headTD & ~0xF); };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 141 #endif
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 142 inline int getLengthTransferred() { return transferred; }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 143 inline uint8_t * getBufStart() { return buf_start; }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 144 inline uint8_t getAddress(){ return address; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 145 inline volatile HCTD** getTDList() { return td_list; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 146 inline volatile HCED * getHCED() { return hced; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 147 inline ENDPOINT_DIRECTION getDir() { return dir; }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 148 inline volatile HCTD * getProcessedTD() { return td_current; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 149 inline volatile HCTD* getNextTD() { return td_current; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 150 inline bool isSetup() { return setup; }
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 151 inline USBEndpoint * nextEndpoint() { return (USBEndpoint*)nextEp; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 152 inline uint8_t getIntfNb() { return intf_nb; };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 153
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 154 USBDeviceConnected * dev;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 155
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 156 Queue<uint8_t, 1> ep_queue;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 157
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 158 private:
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 159 ENDPOINT_TYPE type;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 160 volatile USB_TYPE state;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 161 ENDPOINT_DIRECTION dir;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 162 #ifdef USBHOST_OTHER
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 163 uint32_t size;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 164 uint32_t ep_number;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 165 uint32_t speed;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 166 uint8_t device_address;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 167 #endif
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 168 bool setup;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 169
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 170 uint8_t address;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 171
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 172 int transfer_len;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 173 int transferred;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 174 uint8_t * buf_start;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 175
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 176 Callback<void()> rx;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 177
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 178 USBEndpoint* nextEp;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 179
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 180 // USBEndpoint descriptor
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 181 volatile HCED * hced;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 182
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 183 volatile HCTD * td_list[2];
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 184 volatile HCTD * td_current;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 185 volatile HCTD * td_next;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 186
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 187 uint8_t intf_nb;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 188
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 189 };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 190
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 191 #endif