Team_PjL / USBHost_F769NI

only for STM32F769NI-DISCOVERY, porting from mbed OS5 unsupport functions

USBHost/USBEndpoint.cpp@0:dae1ac0c0a7b, 2019-08-07 (annotated)

Committer:
kenjiArai
Date:
Wed Aug 07 05:33:53 2019 +0000
Revision:
0:dae1ac0c0a7b
only for STM32F769NI-DISCOVERY, porting from mbed OS5 unsupport functions

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kenjiArai 0:dae1ac0c0a7b 1 /* mbed USBHost Library
kenjiArai 0:dae1ac0c0a7b 2 * Copyright (c) 2006-2013 ARM Limited
kenjiArai 0:dae1ac0c0a7b 3 *
kenjiArai 0:dae1ac0c0a7b 4 * Licensed under the Apache License, Version 2.0 (the "License");
kenjiArai 0:dae1ac0c0a7b 5 * you may not use this file except in compliance with the License.
kenjiArai 0:dae1ac0c0a7b 6 * You may obtain a copy of the License at
kenjiArai 0:dae1ac0c0a7b 7 *
kenjiArai 0:dae1ac0c0a7b 8 * http://www.apache.org/licenses/LICENSE-2.0
kenjiArai 0:dae1ac0c0a7b 9 *
kenjiArai 0:dae1ac0c0a7b 10 * Unless required by applicable law or agreed to in writing, software
kenjiArai 0:dae1ac0c0a7b 11 * distributed under the License is distributed on an "AS IS" BASIS,
kenjiArai 0:dae1ac0c0a7b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kenjiArai 0:dae1ac0c0a7b 13 * See the License for the specific language governing permissions and
kenjiArai 0:dae1ac0c0a7b 14 * limitations under the License.
kenjiArai 0:dae1ac0c0a7b 15 */
kenjiArai 0:dae1ac0c0a7b 16
kenjiArai 0:dae1ac0c0a7b 17
kenjiArai 0:dae1ac0c0a7b 18 #include "dbg.h"
kenjiArai 0:dae1ac0c0a7b 19 #include "USBEndpoint.h"
kenjiArai 0:dae1ac0c0a7b 20 #if !defined(USBHOST_OTHER)
kenjiArai 0:dae1ac0c0a7b 21 void USBEndpoint::init(HCED * hced_, ENDPOINT_TYPE type_, ENDPOINT_DIRECTION dir_, uint32_t size, uint8_t ep_number, HCTD* td_list_[2])
kenjiArai 0:dae1ac0c0a7b 22 {
kenjiArai 0:dae1ac0c0a7b 23 hced = hced_;
kenjiArai 0:dae1ac0c0a7b 24 type = type_;
kenjiArai 0:dae1ac0c0a7b 25 dir = dir_;
kenjiArai 0:dae1ac0c0a7b 26 setup = (type == CONTROL_ENDPOINT) ? true : false;
kenjiArai 0:dae1ac0c0a7b 27
kenjiArai 0:dae1ac0c0a7b 28 //TDs have been allocated by the host
kenjiArai 0:dae1ac0c0a7b 29 memcpy((HCTD**)td_list, td_list_, sizeof(HCTD*)*2); //TODO: Maybe should add a param for td_list size... at least a define
kenjiArai 0:dae1ac0c0a7b 30 memset(td_list_[0], 0, sizeof(HCTD));
kenjiArai 0:dae1ac0c0a7b 31 memset(td_list_[1], 0, sizeof(HCTD));
kenjiArai 0:dae1ac0c0a7b 32
kenjiArai 0:dae1ac0c0a7b 33 td_list[0]->ep = this;
kenjiArai 0:dae1ac0c0a7b 34 td_list[1]->ep = this;
kenjiArai 0:dae1ac0c0a7b 35
kenjiArai 0:dae1ac0c0a7b 36 hced->control = 0;
kenjiArai 0:dae1ac0c0a7b 37 //Empty queue
kenjiArai 0:dae1ac0c0a7b 38 hced->tailTD = td_list[0];
kenjiArai 0:dae1ac0c0a7b 39 hced->headTD = td_list[0];
kenjiArai 0:dae1ac0c0a7b 40 hced->nextED = 0;
kenjiArai 0:dae1ac0c0a7b 41
kenjiArai 0:dae1ac0c0a7b 42 address = (ep_number & 0x7F) | ((dir - 1) << 7);
kenjiArai 0:dae1ac0c0a7b 43
kenjiArai 0:dae1ac0c0a7b 44 hced->control = ((ep_number & 0x7F) << 7) // Endpoint address
kenjiArai 0:dae1ac0c0a7b 45 | (type != CONTROL_ENDPOINT ? ( dir << 11) : 0 ) // direction : Out = 1, 2 = In
kenjiArai 0:dae1ac0c0a7b 46 | ((size & 0x3ff) << 16); // MaxPkt Size
kenjiArai 0:dae1ac0c0a7b 47
kenjiArai 0:dae1ac0c0a7b 48 transfer_len = 0;
kenjiArai 0:dae1ac0c0a7b 49 transferred = 0;
kenjiArai 0:dae1ac0c0a7b 50 buf_start = 0;
kenjiArai 0:dae1ac0c0a7b 51 nextEp = NULL;
kenjiArai 0:dae1ac0c0a7b 52
kenjiArai 0:dae1ac0c0a7b 53 td_current = td_list[0];
kenjiArai 0:dae1ac0c0a7b 54 td_next = td_list[1];
kenjiArai 0:dae1ac0c0a7b 55
kenjiArai 0:dae1ac0c0a7b 56 intf_nb = 0;
kenjiArai 0:dae1ac0c0a7b 57
kenjiArai 0:dae1ac0c0a7b 58 state = USB_TYPE_IDLE;
kenjiArai 0:dae1ac0c0a7b 59 }
kenjiArai 0:dae1ac0c0a7b 60
kenjiArai 0:dae1ac0c0a7b 61 void USBEndpoint::setSize(uint32_t size)
kenjiArai 0:dae1ac0c0a7b 62 {
kenjiArai 0:dae1ac0c0a7b 63 hced->control &= ~(0x3ff << 16);
kenjiArai 0:dae1ac0c0a7b 64 hced->control |= (size << 16);
kenjiArai 0:dae1ac0c0a7b 65 }
kenjiArai 0:dae1ac0c0a7b 66
kenjiArai 0:dae1ac0c0a7b 67
kenjiArai 0:dae1ac0c0a7b 68 void USBEndpoint::setDeviceAddress(uint8_t addr)
kenjiArai 0:dae1ac0c0a7b 69 {
kenjiArai 0:dae1ac0c0a7b 70 hced->control &= ~(0x7f);
kenjiArai 0:dae1ac0c0a7b 71 hced->control |= (addr & 0x7F);
kenjiArai 0:dae1ac0c0a7b 72 }
kenjiArai 0:dae1ac0c0a7b 73
kenjiArai 0:dae1ac0c0a7b 74 void USBEndpoint::setSpeed(uint8_t speed)
kenjiArai 0:dae1ac0c0a7b 75 {
kenjiArai 0:dae1ac0c0a7b 76 hced->control &= ~(1 << 13);
kenjiArai 0:dae1ac0c0a7b 77 hced->control |= (speed << 13);
kenjiArai 0:dae1ac0c0a7b 78 }
kenjiArai 0:dae1ac0c0a7b 79 #endif
kenjiArai 0:dae1ac0c0a7b 80
kenjiArai 0:dae1ac0c0a7b 81 //Only for control Eps
kenjiArai 0:dae1ac0c0a7b 82 void USBEndpoint::setNextToken(uint32_t token)
kenjiArai 0:dae1ac0c0a7b 83 {
kenjiArai 0:dae1ac0c0a7b 84 switch (token) {
kenjiArai 0:dae1ac0c0a7b 85 case TD_SETUP:
kenjiArai 0:dae1ac0c0a7b 86 dir = OUT;
kenjiArai 0:dae1ac0c0a7b 87 setup = true;
kenjiArai 0:dae1ac0c0a7b 88 break;
kenjiArai 0:dae1ac0c0a7b 89 case TD_IN:
kenjiArai 0:dae1ac0c0a7b 90 dir = IN;
kenjiArai 0:dae1ac0c0a7b 91 setup = false;
kenjiArai 0:dae1ac0c0a7b 92 break;
kenjiArai 0:dae1ac0c0a7b 93 case TD_OUT:
kenjiArai 0:dae1ac0c0a7b 94 dir = OUT;
kenjiArai 0:dae1ac0c0a7b 95 setup = false;
kenjiArai 0:dae1ac0c0a7b 96 break;
kenjiArai 0:dae1ac0c0a7b 97 }
kenjiArai 0:dae1ac0c0a7b 98 }
kenjiArai 0:dae1ac0c0a7b 99 struct {
kenjiArai 0:dae1ac0c0a7b 100 USB_TYPE type;
kenjiArai 0:dae1ac0c0a7b 101 const char * str;
kenjiArai 0:dae1ac0c0a7b 102 } static type_string[] = {
kenjiArai 0:dae1ac0c0a7b 103 /*0*/ {USB_TYPE_OK, "USB_TYPE_OK"},
kenjiArai 0:dae1ac0c0a7b 104 {USB_TYPE_CRC_ERROR, "USB_TYPE_CRC_ERROR"},
kenjiArai 0:dae1ac0c0a7b 105 {USB_TYPE_BIT_STUFFING_ERROR, "USB_TYPE_BIT_STUFFING_ERROR"},
kenjiArai 0:dae1ac0c0a7b 106 {USB_TYPE_DATA_TOGGLE_MISMATCH_ERROR, "USB_TYPE_DATA_TOGGLE_MISMATCH_ERROR"},
kenjiArai 0:dae1ac0c0a7b 107 {USB_TYPE_STALL_ERROR, "USB_TYPE_STALL_ERROR"},
kenjiArai 0:dae1ac0c0a7b 108 /*5*/ {USB_TYPE_DEVICE_NOT_RESPONDING_ERROR, "USB_TYPE_DEVICE_NOT_RESPONDING_ERROR"},
kenjiArai 0:dae1ac0c0a7b 109 {USB_TYPE_PID_CHECK_FAILURE_ERROR, "USB_TYPE_PID_CHECK_FAILURE_ERROR"},
kenjiArai 0:dae1ac0c0a7b 110 {USB_TYPE_UNEXPECTED_PID_ERROR, "USB_TYPE_UNEXPECTED_PID_ERROR"},
kenjiArai 0:dae1ac0c0a7b 111 {USB_TYPE_DATA_OVERRUN_ERROR, "USB_TYPE_DATA_OVERRUN_ERROR"},
kenjiArai 0:dae1ac0c0a7b 112 {USB_TYPE_DATA_UNDERRUN_ERROR, "USB_TYPE_DATA_UNDERRUN_ERROR"},
kenjiArai 0:dae1ac0c0a7b 113 /*10*/ {USB_TYPE_ERROR, "USB_TYPE_ERROR"},
kenjiArai 0:dae1ac0c0a7b 114 {USB_TYPE_ERROR, "USB_TYPE_ERROR"},
kenjiArai 0:dae1ac0c0a7b 115 {USB_TYPE_BUFFER_OVERRUN_ERROR, "USB_TYPE_BUFFER_OVERRUN_ERROR"},
kenjiArai 0:dae1ac0c0a7b 116 {USB_TYPE_BUFFER_UNDERRUN_ERROR, "USB_TYPE_BUFFER_UNDERRUN_ERROR"},
kenjiArai 0:dae1ac0c0a7b 117 {USB_TYPE_DISCONNECTED, "USB_TYPE_DISCONNECTED"},
kenjiArai 0:dae1ac0c0a7b 118 /*15*/ {USB_TYPE_FREE, "USB_TYPE_FREE"},
kenjiArai 0:dae1ac0c0a7b 119 {USB_TYPE_IDLE, "USB_TYPE_IDLE"},
kenjiArai 0:dae1ac0c0a7b 120 {USB_TYPE_PROCESSING, "USB_TYPE_PROCESSING"},
kenjiArai 0:dae1ac0c0a7b 121 {USB_TYPE_ERROR, "USB_TYPE_ERROR"}
kenjiArai 0:dae1ac0c0a7b 122 };
kenjiArai 0:dae1ac0c0a7b 123 const char * USBEndpoint::getStateString() {
kenjiArai 0:dae1ac0c0a7b 124 return type_string[state].str;
kenjiArai 0:dae1ac0c0a7b 125 }
kenjiArai 0:dae1ac0c0a7b 126
kenjiArai 0:dae1ac0c0a7b 127 #if !defined(USBHOST_OTHER)
kenjiArai 0:dae1ac0c0a7b 128 void USBEndpoint::setState(uint8_t st) {
kenjiArai 0:dae1ac0c0a7b 129 if (st > 18)
kenjiArai 0:dae1ac0c0a7b 130 return;
kenjiArai 0:dae1ac0c0a7b 131 state = type_string[st].type;
kenjiArai 0:dae1ac0c0a7b 132 }
kenjiArai 0:dae1ac0c0a7b 133
kenjiArai 0:dae1ac0c0a7b 134 USB_TYPE USBEndpoint::queueTransfer()
kenjiArai 0:dae1ac0c0a7b 135 {
kenjiArai 0:dae1ac0c0a7b 136 transfer_len = (uint32_t)td_current->bufEnd - (uint32_t)td_current->currBufPtr + 1;
kenjiArai 0:dae1ac0c0a7b 137 transferred = transfer_len;
kenjiArai 0:dae1ac0c0a7b 138 buf_start = (uint8_t *)td_current->currBufPtr;
kenjiArai 0:dae1ac0c0a7b 139
kenjiArai 0:dae1ac0c0a7b 140 //Now add this free TD at this end of the queue
kenjiArai 0:dae1ac0c0a7b 141 state = USB_TYPE_PROCESSING;
kenjiArai 0:dae1ac0c0a7b 142 td_current->nextTD = (hcTd*)td_next;
kenjiArai 0:dae1ac0c0a7b 143 hced->tailTD = td_next;
kenjiArai 0:dae1ac0c0a7b 144 return USB_TYPE_PROCESSING;
kenjiArai 0:dae1ac0c0a7b 145 }
kenjiArai 0:dae1ac0c0a7b 146
kenjiArai 0:dae1ac0c0a7b 147 void USBEndpoint::unqueueTransfer(volatile HCTD * td)
kenjiArai 0:dae1ac0c0a7b 148 {
kenjiArai 0:dae1ac0c0a7b 149 td->control=0;
kenjiArai 0:dae1ac0c0a7b 150 td->currBufPtr=0;
kenjiArai 0:dae1ac0c0a7b 151 td->bufEnd=0;
kenjiArai 0:dae1ac0c0a7b 152 td->nextTD=0;
kenjiArai 0:dae1ac0c0a7b 153 hced->headTD = (HCTD *)((uint32_t)hced->tailTD | ((uint32_t)hced->headTD & 0x2)); //Carry bit
kenjiArai 0:dae1ac0c0a7b 154 td_current = td_next;
kenjiArai 0:dae1ac0c0a7b 155 td_next = td;
kenjiArai 0:dae1ac0c0a7b 156 }
kenjiArai 0:dae1ac0c0a7b 157
kenjiArai 0:dae1ac0c0a7b 158 void USBEndpoint::queueEndpoint(USBEndpoint * ed)
kenjiArai 0:dae1ac0c0a7b 159 {
kenjiArai 0:dae1ac0c0a7b 160 nextEp = ed;
kenjiArai 0:dae1ac0c0a7b 161 hced->nextED = (ed == NULL) ? 0 : (hcEd*)(ed->getHCED());
kenjiArai 0:dae1ac0c0a7b 162 }
kenjiArai 0:dae1ac0c0a7b 163 #endif