Suga koubou / Mbed 2 deprecated XTouch-djay-bridge

X-TOUCH to djay bridge

Dependencies:   mbed mbed-rtos FATFileSystem

USBHost/targets/TARGET_STM/USBEndpoint_STM.cpp@1:0dac72ab5910, 2019-06-05 (annotated)

Committer:
okini3939
Date:
Wed Jun 05 04:54:37 2019 +0000
Revision:
1:0dac72ab5910
sample

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okini3939 1:0dac72ab5910 1 /* mbed USBHost Library
okini3939 1:0dac72ab5910 2 * Copyright (c) 2006-2013 ARM Limited
okini3939 1:0dac72ab5910 3 *
okini3939 1:0dac72ab5910 4 * Licensed under the Apache License, Version 2.0 (the "License");
okini3939 1:0dac72ab5910 5 * you may not use this file except in compliance with the License.
okini3939 1:0dac72ab5910 6 * You may obtain a copy of the License at
okini3939 1:0dac72ab5910 7 *
okini3939 1:0dac72ab5910 8 * http://www.apache.org/licenses/LICENSE-2.0
okini3939 1:0dac72ab5910 9 *
okini3939 1:0dac72ab5910 10 * Unless required by applicable law or agreed to in writing, software
okini3939 1:0dac72ab5910 11 * distributed under the License is distributed on an "AS IS" BASIS,
okini3939 1:0dac72ab5910 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
okini3939 1:0dac72ab5910 13 * See the License for the specific language governing permissions and
okini3939 1:0dac72ab5910 14 * limitations under the License.
okini3939 1:0dac72ab5910 15 */
okini3939 1:0dac72ab5910 16 #if defined(TARGET_STM) && defined(USBHOST_OTHER)
okini3939 1:0dac72ab5910 17
okini3939 1:0dac72ab5910 18 #include "dbg.h"
okini3939 1:0dac72ab5910 19 #include "USBEndpoint.h"
okini3939 1:0dac72ab5910 20 extern uint32_t HAL_HCD_HC_GetMaxPacket(HCD_HandleTypeDef *hhcd, uint8_t chn_num);
okini3939 1:0dac72ab5910 21 extern uint32_t HAL_HCD_HC_GetType(HCD_HandleTypeDef *hhcd, uint8_t chn_num);
okini3939 1:0dac72ab5910 22 extern void HAL_HCD_DisableInt(HCD_HandleTypeDef* hhcd, uint8_t chn_num);
okini3939 1:0dac72ab5910 23 extern void HAL_HCD_EnableInt(HCD_HandleTypeDef* hhcd, uint8_t chn_num);
okini3939 1:0dac72ab5910 24
okini3939 1:0dac72ab5910 25
okini3939 1:0dac72ab5910 26
okini3939 1:0dac72ab5910 27
okini3939 1:0dac72ab5910 28 void USBEndpoint::init(HCED * hced_, ENDPOINT_TYPE type_, ENDPOINT_DIRECTION dir_, uint32_t size, uint8_t ep_number, HCTD* td_list_[2])
okini3939 1:0dac72ab5910 29 {
okini3939 1:0dac72ab5910 30 HCD_HandleTypeDef *hhcd;
okini3939 1:0dac72ab5910 31 uint32_t *addr;
okini3939 1:0dac72ab5910 32
okini3939 1:0dac72ab5910 33 hced = hced_;
okini3939 1:0dac72ab5910 34 type = type_;
okini3939 1:0dac72ab5910 35 dir = dir_;
okini3939 1:0dac72ab5910 36 setup = (type == CONTROL_ENDPOINT) ? true : false;
okini3939 1:0dac72ab5910 37
okini3939 1:0dac72ab5910 38 //TDs have been allocated by the host
okini3939 1:0dac72ab5910 39 memcpy((HCTD**)td_list, td_list_, sizeof(HCTD*)*2); //TODO: Maybe should add a param for td_list size... at least a define
okini3939 1:0dac72ab5910 40 memset(td_list_[0], 0, sizeof(HCTD));
okini3939 1:0dac72ab5910 41 memset(td_list_[1], 0, sizeof(HCTD));
okini3939 1:0dac72ab5910 42
okini3939 1:0dac72ab5910 43 td_list[0]->ep = this;
okini3939 1:0dac72ab5910 44 td_list[1]->ep = this;
okini3939 1:0dac72ab5910 45
okini3939 1:0dac72ab5910 46 address = (ep_number & 0x7F) | ((dir - 1) << 7);
okini3939 1:0dac72ab5910 47 this->size = size;
okini3939 1:0dac72ab5910 48 this->ep_number = ep_number;
okini3939 1:0dac72ab5910 49 transfer_len = 0;
okini3939 1:0dac72ab5910 50 transferred = 0;
okini3939 1:0dac72ab5910 51 buf_start = 0;
okini3939 1:0dac72ab5910 52 nextEp = NULL;
okini3939 1:0dac72ab5910 53
okini3939 1:0dac72ab5910 54 td_current = td_list[0];
okini3939 1:0dac72ab5910 55 td_next = td_list[1];
okini3939 1:0dac72ab5910 56 /* remove potential post pending from previous endpoint */
okini3939 1:0dac72ab5910 57 ep_queue.get(0);
okini3939 1:0dac72ab5910 58 intf_nb = 0;
okini3939 1:0dac72ab5910 59 hhcd = (HCD_HandleTypeDef*)hced->hhcd;
okini3939 1:0dac72ab5910 60 addr = &((uint32_t *)hhcd->pData)[hced->ch_num];
okini3939 1:0dac72ab5910 61 *addr = 0;
okini3939 1:0dac72ab5910 62 state = USB_TYPE_IDLE;
okini3939 1:0dac72ab5910 63 speed =false;
okini3939 1:0dac72ab5910 64 }
okini3939 1:0dac72ab5910 65 void USBEndpoint::setSize(uint32_t size)
okini3939 1:0dac72ab5910 66 {
okini3939 1:0dac72ab5910 67 this->size = size;
okini3939 1:0dac72ab5910 68 }
okini3939 1:0dac72ab5910 69
okini3939 1:0dac72ab5910 70
okini3939 1:0dac72ab5910 71 void USBEndpoint::setDeviceAddress(uint8_t addr)
okini3939 1:0dac72ab5910 72 {
okini3939 1:0dac72ab5910 73 HCD_HandleTypeDef *hhcd;
okini3939 1:0dac72ab5910 74 uint8_t hcd_speed = HCD_SPEED_FULL;
okini3939 1:0dac72ab5910 75 /* fix me : small speed device with hub not supported
okini3939 1:0dac72ab5910 76 if (this->speed) hcd_speed = HCD_SPEED_LOW; */
okini3939 1:0dac72ab5910 77 if (this->speed) {
okini3939 1:0dac72ab5910 78 USB_WARN("small speed device on hub not supported");
okini3939 1:0dac72ab5910 79 }
okini3939 1:0dac72ab5910 80 MBED_ASSERT(HAL_HCD_HC_Init((HCD_HandleTypeDef*)hced->hhcd,hced->ch_num, address, addr, hcd_speed, type, size)!=HAL_BUSY);
okini3939 1:0dac72ab5910 81 this->device_address = addr;
okini3939 1:0dac72ab5910 82
okini3939 1:0dac72ab5910 83 }
okini3939 1:0dac72ab5910 84
okini3939 1:0dac72ab5910 85 void USBEndpoint::setSpeed(uint8_t speed)
okini3939 1:0dac72ab5910 86 {
okini3939 1:0dac72ab5910 87 this->speed = speed;
okini3939 1:0dac72ab5910 88 }
okini3939 1:0dac72ab5910 89
okini3939 1:0dac72ab5910 90
okini3939 1:0dac72ab5910 91
okini3939 1:0dac72ab5910 92 void USBEndpoint::setState(USB_TYPE st)
okini3939 1:0dac72ab5910 93 {
okini3939 1:0dac72ab5910 94 /* modify this state is possible only with a plug */
okini3939 1:0dac72ab5910 95 if (state == USB_TYPE_FREE) {
okini3939 1:0dac72ab5910 96 return;
okini3939 1:0dac72ab5910 97 }
okini3939 1:0dac72ab5910 98
okini3939 1:0dac72ab5910 99 state = st;
okini3939 1:0dac72ab5910 100 if (st == USB_TYPE_FREE) {
okini3939 1:0dac72ab5910 101 HCD_HandleTypeDef *hhcd = (HCD_HandleTypeDef*)hced->hhcd;
okini3939 1:0dac72ab5910 102 uint32_t *addr = &((uint32_t *)hhcd->pData)[hced->ch_num];
okini3939 1:0dac72ab5910 103 if ((*addr) && (type != INTERRUPT_ENDPOINT)) {
okini3939 1:0dac72ab5910 104 this->ep_queue.put((uint8_t*)1);
okini3939 1:0dac72ab5910 105 }
okini3939 1:0dac72ab5910 106 MBED_ASSERT(HAL_HCD_HC_Halt((HCD_HandleTypeDef*)hced->hhcd, hced->ch_num)!=HAL_BUSY);
okini3939 1:0dac72ab5910 107 HAL_HCD_DisableInt((HCD_HandleTypeDef*)hced->hhcd, hced->ch_num);
okini3939 1:0dac72ab5910 108 *addr = 0;
okini3939 1:0dac72ab5910 109
okini3939 1:0dac72ab5910 110 }
okini3939 1:0dac72ab5910 111 if (st == USB_TYPE_ERROR) {
okini3939 1:0dac72ab5910 112 MBED_ASSERT(HAL_HCD_HC_Halt((HCD_HandleTypeDef*)hced->hhcd, hced->ch_num)!=HAL_BUSY);
okini3939 1:0dac72ab5910 113 HAL_HCD_DisableInt((HCD_HandleTypeDef*)hced->hhcd, hced->ch_num);
okini3939 1:0dac72ab5910 114
okini3939 1:0dac72ab5910 115 }
okini3939 1:0dac72ab5910 116 if (st == USB_TYPE_ERROR) {
okini3939 1:0dac72ab5910 117 uint8_t hcd_speed = HCD_SPEED_FULL;
okini3939 1:0dac72ab5910 118 /* small speed device with hub not supported
okini3939 1:0dac72ab5910 119 if (this->speed) hcd_speed = HCD_SPEED_LOW;*/
okini3939 1:0dac72ab5910 120 MBED_ASSERT(HAL_HCD_HC_Init((HCD_HandleTypeDef*)hced->hhcd,hced->ch_num, address, 0, hcd_speed, type, size)!=HAL_BUSY);
okini3939 1:0dac72ab5910 121 }
okini3939 1:0dac72ab5910 122 }
okini3939 1:0dac72ab5910 123
okini3939 1:0dac72ab5910 124
okini3939 1:0dac72ab5910 125 extern uint32_t HAL_HCD_HC_GetMaxPacket(HCD_HandleTypeDef *hhcd, uint8_t chn_num);
okini3939 1:0dac72ab5910 126 extern uint32_t HAL_HCD_HC_GetType(HCD_HandleTypeDef *hhcd, uint8_t chn_num);
okini3939 1:0dac72ab5910 127
okini3939 1:0dac72ab5910 128
okini3939 1:0dac72ab5910 129 USB_TYPE USBEndpoint::queueTransfer()
okini3939 1:0dac72ab5910 130 {
okini3939 1:0dac72ab5910 131 HCD_HandleTypeDef *hhcd = (HCD_HandleTypeDef*)hced->hhcd;
okini3939 1:0dac72ab5910 132 uint32_t *addr = &((uint32_t *)hhcd->pData)[hced->ch_num];
okini3939 1:0dac72ab5910 133 uint32_t type = HAL_HCD_HC_GetType(hhcd, hced->ch_num);
okini3939 1:0dac72ab5910 134 uint32_t max_size = HAL_HCD_HC_GetMaxPacket(hhcd, hced->ch_num);
okini3939 1:0dac72ab5910 135 /* if a packet is queue on disconnected ; no solution for now */
okini3939 1:0dac72ab5910 136 if (state == USB_TYPE_FREE) {
okini3939 1:0dac72ab5910 137 td_current->state = USB_TYPE_FREE;
okini3939 1:0dac72ab5910 138 return USB_TYPE_FREE;
okini3939 1:0dac72ab5910 139 }
okini3939 1:0dac72ab5910 140 ep_queue.get(0);
okini3939 1:0dac72ab5910 141 MBED_ASSERT(*addr ==0);
okini3939 1:0dac72ab5910 142 transfer_len = td_current->size <= max_size ? td_current->size : max_size;
okini3939 1:0dac72ab5910 143 buf_start = (uint8_t *)td_current->currBufPtr;
okini3939 1:0dac72ab5910 144
okini3939 1:0dac72ab5910 145 //Now add this free TD at this end of the queue
okini3939 1:0dac72ab5910 146 state = USB_TYPE_PROCESSING;
okini3939 1:0dac72ab5910 147 /* one request */
okini3939 1:0dac72ab5910 148 td_current->nextTD = (hcTd*)0;
okini3939 1:0dac72ab5910 149 #if defined(MAX_NYET_RETRY)
okini3939 1:0dac72ab5910 150 td_current->retry = 0;
okini3939 1:0dac72ab5910 151 #endif
okini3939 1:0dac72ab5910 152 td_current->setup = setup;
okini3939 1:0dac72ab5910 153 *addr = (uint32_t)td_current;
okini3939 1:0dac72ab5910 154 /* dir /setup is inverted for ST */
okini3939 1:0dac72ab5910 155 /* token is useful only ctrl endpoint */
okini3939 1:0dac72ab5910 156 /* last parameter is ping ? */
okini3939 1:0dac72ab5910 157 MBED_ASSERT(HAL_HCD_HC_SubmitRequest((HCD_HandleTypeDef*)hced->hhcd, hced->ch_num, dir-1, type,!setup,(uint8_t*) td_current->currBufPtr, transfer_len, 0)==HAL_OK);
okini3939 1:0dac72ab5910 158 HAL_HCD_EnableInt((HCD_HandleTypeDef*)hced->hhcd, hced->ch_num);
okini3939 1:0dac72ab5910 159
okini3939 1:0dac72ab5910 160 return USB_TYPE_PROCESSING;
okini3939 1:0dac72ab5910 161 }
okini3939 1:0dac72ab5910 162
okini3939 1:0dac72ab5910 163 void USBEndpoint::unqueueTransfer(volatile HCTD * td)
okini3939 1:0dac72ab5910 164 {
okini3939 1:0dac72ab5910 165 if (state==USB_TYPE_FREE) {
okini3939 1:0dac72ab5910 166 return;
okini3939 1:0dac72ab5910 167 }
okini3939 1:0dac72ab5910 168 uint32_t *addr = &((uint32_t *)((HCD_HandleTypeDef*)hced->hhcd)->pData)[hced->ch_num];
okini3939 1:0dac72ab5910 169 td->state=0;
okini3939 1:0dac72ab5910 170 td->currBufPtr=0;
okini3939 1:0dac72ab5910 171 td->size=0;
okini3939 1:0dac72ab5910 172 td->nextTD=0;
okini3939 1:0dac72ab5910 173 *addr = 0;
okini3939 1:0dac72ab5910 174 td_current = td_next;
okini3939 1:0dac72ab5910 175 td_next = td;
okini3939 1:0dac72ab5910 176 }
okini3939 1:0dac72ab5910 177
okini3939 1:0dac72ab5910 178 void USBEndpoint::queueEndpoint(USBEndpoint * ed)
okini3939 1:0dac72ab5910 179 {
okini3939 1:0dac72ab5910 180 nextEp = ed;
okini3939 1:0dac72ab5910 181 }
okini3939 1:0dac72ab5910 182 #endif