Dieter Graef / USBHost_DISCO-F746NG

Simple USBHost library for STM32F746NG Discovery board. Only either the Fastspeed or the Highspeed port can be used( not both together)

Dependents:   DISCO-F746NG_USB_Host

Fork of KL46Z-USBHost by Norimasa Okamoto

USBHost/USBHost.cpp@18:61554f238584, 2014-07-01 (annotated)

Committer:
va009039
Date:
Tue Jul 01 18:33:31 2014 +0900
Revision:
18:61554f238584
Parent:
16:981c3104f6c0
Child:
24:5396b6a93262
add lpc4088/lpc1768

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 18:61554f238584 1 /* mbed USBHost Library
va009039 18:61554f238584 2 * Copyright (c) 2006-2013 ARM Limited
va009039 18:61554f238584 3 *
va009039 18:61554f238584 4 * Licensed under the Apache License, Version 2.0 (the "License");
va009039 18:61554f238584 5 * you may not use this file except in compliance with the License.
va009039 18:61554f238584 6 * You may obtain a copy of the License at
va009039 18:61554f238584 7 *
va009039 18:61554f238584 8 * http://www.apache.org/licenses/LICENSE-2.0
va009039 18:61554f238584 9 *
va009039 18:61554f238584 10 * Unless required by applicable law or agreed to in writing, software
va009039 18:61554f238584 11 * distributed under the License is distributed on an "AS IS" BASIS,
va009039 18:61554f238584 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
va009039 18:61554f238584 13 * See the License for the specific language governing permissions and
va009039 18:61554f238584 14 * limitations under the License.
va009039 18:61554f238584 15 */
va009039 18:61554f238584 16
va009039 12:b91fdea8c0a7 17 #include "USBHost.h"
va009039 12:b91fdea8c0a7 18
va009039 18:61554f238584 19 #define USB_TRACE1(A) while(0)
va009039 18:61554f238584 20 #undef USB_TEST_ASSERT
va009039 18:61554f238584 21 void usb_test_assert_internal(const char *expr, const char *file, int line);
va009039 18:61554f238584 22 #define USB_TEST_ASSERT(EXPR) while(!(EXPR)){usb_test_assert_internal(#EXPR,__FILE__,__LINE__);}
va009039 18:61554f238584 23
va009039 12:b91fdea8c0a7 24 USBHost* USBHost::inst = NULL;
va009039 12:b91fdea8c0a7 25
va009039 18:61554f238584 26 USBHost* USBHost::getHostInst() {
va009039 12:b91fdea8c0a7 27 if (inst == NULL) {
va009039 12:b91fdea8c0a7 28 inst = new USBHost();
va009039 12:b91fdea8c0a7 29 inst->init();
va009039 12:b91fdea8c0a7 30 }
va009039 12:b91fdea8c0a7 31 return inst;
va009039 12:b91fdea8c0a7 32 }
va009039 12:b91fdea8c0a7 33
va009039 12:b91fdea8c0a7 34 void USBHost::poll()
va009039 12:b91fdea8c0a7 35 {
va009039 12:b91fdea8c0a7 36 if (inst) {
va009039 12:b91fdea8c0a7 37 inst->task();
va009039 12:b91fdea8c0a7 38 }
va009039 12:b91fdea8c0a7 39 }
va009039 12:b91fdea8c0a7 40
va009039 12:b91fdea8c0a7 41 USBHost::USBHost() {
va009039 12:b91fdea8c0a7 42 }
va009039 12:b91fdea8c0a7 43
va009039 12:b91fdea8c0a7 44 /* virtual */ bool USBHost::addDevice(USBDeviceConnected* parent, int port, bool lowSpeed) {
va009039 12:b91fdea8c0a7 45 USBDeviceConnected* dev = new USBDeviceConnected;
va009039 12:b91fdea8c0a7 46 USBEndpoint* ep = new USBEndpoint(dev);
va009039 12:b91fdea8c0a7 47 dev->init(0, port, lowSpeed);
va009039 12:b91fdea8c0a7 48 dev->setAddress(0);
va009039 12:b91fdea8c0a7 49 dev->setEpCtl(ep);
va009039 12:b91fdea8c0a7 50 uint8_t desc[18];
va009039 12:b91fdea8c0a7 51 wait_ms(100);
va009039 12:b91fdea8c0a7 52
va009039 12:b91fdea8c0a7 53 int rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, 8);
va009039 12:b91fdea8c0a7 54 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 55 if (rc != USB_TYPE_OK) {
va009039 12:b91fdea8c0a7 56 USB_ERR("ADD DEVICE FAILD");
va009039 12:b91fdea8c0a7 57 }
va009039 12:b91fdea8c0a7 58 USB_DBG_HEX(desc, 8);
va009039 12:b91fdea8c0a7 59 DeviceDescriptor* dev_desc = reinterpret_cast<DeviceDescriptor*>(desc);
va009039 12:b91fdea8c0a7 60 ep->setSize(dev_desc->bMaxPacketSize);
va009039 12:b91fdea8c0a7 61
va009039 12:b91fdea8c0a7 62 int new_addr = USBDeviceConnected::getNewAddress();
va009039 12:b91fdea8c0a7 63 rc = controlWrite(dev, 0x00, SET_ADDRESS, new_addr, 0, NULL, 0);
va009039 12:b91fdea8c0a7 64 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 65 dev->setAddress(new_addr);
va009039 12:b91fdea8c0a7 66 wait_ms(100);
va009039 12:b91fdea8c0a7 67
va009039 12:b91fdea8c0a7 68 rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, sizeof(desc));
va009039 12:b91fdea8c0a7 69 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 70 USB_DBG_HEX(desc, sizeof(desc));
va009039 12:b91fdea8c0a7 71
va009039 12:b91fdea8c0a7 72 dev->setVid(dev_desc->idVendor);
va009039 12:b91fdea8c0a7 73 dev->setPid(dev_desc->idProduct);
va009039 12:b91fdea8c0a7 74 dev->setClass(dev_desc->bDeviceClass);
va009039 12:b91fdea8c0a7 75 USB_INFO("parent:%p port:%d speed:%s VID:%04x PID:%04x class:%02x addr:%d",
va009039 12:b91fdea8c0a7 76 parent, port, (lowSpeed ? "low " : "full"), dev->getVid(), dev->getPid(), dev->getClass(),
va009039 12:b91fdea8c0a7 77 dev->getAddress());
va009039 12:b91fdea8c0a7 78
va009039 12:b91fdea8c0a7 79 DeviceLists.push_back(dev);
va009039 12:b91fdea8c0a7 80
va009039 12:b91fdea8c0a7 81 if (dev->getClass() == HUB_CLASS) {
va009039 12:b91fdea8c0a7 82 const int config = 1;
va009039 12:b91fdea8c0a7 83 int rc = controlWrite(dev, 0x00, SET_CONFIGURATION, config, 0, NULL, 0);
va009039 12:b91fdea8c0a7 84 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 85 wait_ms(100);
va009039 12:b91fdea8c0a7 86 Hub(dev);
va009039 12:b91fdea8c0a7 87 }
va009039 12:b91fdea8c0a7 88 return true;
va009039 12:b91fdea8c0a7 89 }
va009039 12:b91fdea8c0a7 90
va009039 12:b91fdea8c0a7 91 // enumerate a device with the control USBEndpoint
va009039 12:b91fdea8c0a7 92 USB_TYPE USBHost::enumerate(USBDeviceConnected * dev, IUSBEnumerator* pEnumerator)
va009039 12:b91fdea8c0a7 93 {
va009039 12:b91fdea8c0a7 94 if (dev->getClass() == HUB_CLASS) { // skip hub class
va009039 12:b91fdea8c0a7 95 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 96 }
va009039 12:b91fdea8c0a7 97 uint8_t desc[18];
va009039 12:b91fdea8c0a7 98 USB_TYPE rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, sizeof(desc));
va009039 12:b91fdea8c0a7 99 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 100 USB_DBG_HEX(desc, sizeof(desc));
va009039 12:b91fdea8c0a7 101 if (rc != USB_TYPE_OK) {
va009039 12:b91fdea8c0a7 102 return rc;
va009039 12:b91fdea8c0a7 103 }
va009039 12:b91fdea8c0a7 104 DeviceDescriptor* dev_desc = reinterpret_cast<DeviceDescriptor*>(desc);
va009039 12:b91fdea8c0a7 105 dev->setClass(dev_desc->bDeviceClass);
va009039 12:b91fdea8c0a7 106 pEnumerator->setVidPid(dev->getVid(), dev->getPid());
va009039 12:b91fdea8c0a7 107
va009039 12:b91fdea8c0a7 108 rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 2<<8, 0, desc, 4);
va009039 12:b91fdea8c0a7 109 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 110 USB_DBG_HEX(desc, 4);
va009039 12:b91fdea8c0a7 111
va009039 12:b91fdea8c0a7 112 int TotalLength = desc[2]|desc[3]<<8;
va009039 12:b91fdea8c0a7 113 uint8_t* buf = new uint8_t[TotalLength];
va009039 12:b91fdea8c0a7 114 rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 2<<8, 0, buf, TotalLength);
va009039 12:b91fdea8c0a7 115 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 116 //USB_DBG_HEX(buf, TotalLength);
va009039 12:b91fdea8c0a7 117
va009039 12:b91fdea8c0a7 118 // Parse the configuration descriptor
va009039 12:b91fdea8c0a7 119 parseConfDescr(dev, buf, TotalLength, pEnumerator);
va009039 12:b91fdea8c0a7 120 delete[] buf;
va009039 12:b91fdea8c0a7 121 // only set configuration if not enumerated before
va009039 12:b91fdea8c0a7 122 if (!dev->isEnumerated()) {
va009039 12:b91fdea8c0a7 123 USB_DBG("Set configuration 1 on dev: %p", dev);
va009039 12:b91fdea8c0a7 124 // sixth step: set configuration (only 1 supported)
va009039 12:b91fdea8c0a7 125 int config = 1;
va009039 12:b91fdea8c0a7 126 USB_TYPE res = controlWrite(dev, 0x00, SET_CONFIGURATION, config, 0, NULL, 0);
va009039 12:b91fdea8c0a7 127 if (res != USB_TYPE_OK) {
va009039 12:b91fdea8c0a7 128 USB_ERR("SET CONF FAILED");
va009039 12:b91fdea8c0a7 129 return res;
va009039 12:b91fdea8c0a7 130 }
va009039 12:b91fdea8c0a7 131 // Some devices may require this delay
va009039 12:b91fdea8c0a7 132 wait_ms(100);
va009039 12:b91fdea8c0a7 133 dev->setEnumerated();
va009039 12:b91fdea8c0a7 134 // Now the device is enumerated!
va009039 12:b91fdea8c0a7 135 USB_DBG("dev %p is enumerated", dev);
va009039 12:b91fdea8c0a7 136 }
va009039 12:b91fdea8c0a7 137 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 138 }
va009039 12:b91fdea8c0a7 139
va009039 12:b91fdea8c0a7 140 // this method fills the USBDeviceConnected object: class,.... . It also add endpoints found in the descriptor.
va009039 12:b91fdea8c0a7 141 void USBHost::parseConfDescr(USBDeviceConnected * dev, uint8_t * conf_descr, uint32_t len, IUSBEnumerator* pEnumerator)
va009039 12:b91fdea8c0a7 142 {
va009039 12:b91fdea8c0a7 143 uint32_t index = 0;
va009039 12:b91fdea8c0a7 144 uint32_t len_desc = 0;
va009039 12:b91fdea8c0a7 145 uint8_t id = 0;
va009039 12:b91fdea8c0a7 146 USBEndpoint * ep = NULL;
va009039 12:b91fdea8c0a7 147 uint8_t intf_nb = 0;
va009039 12:b91fdea8c0a7 148 bool parsing_intf = false;
va009039 12:b91fdea8c0a7 149 uint8_t current_intf = 0;
va009039 12:b91fdea8c0a7 150 EndpointDescriptor* ep_desc;
va009039 12:b91fdea8c0a7 151
va009039 12:b91fdea8c0a7 152 while (index < len) {
va009039 12:b91fdea8c0a7 153 len_desc = conf_descr[index];
va009039 12:b91fdea8c0a7 154 id = conf_descr[index+1];
va009039 12:b91fdea8c0a7 155 USB_DBG_HEX(conf_descr+index, len_desc);
va009039 12:b91fdea8c0a7 156 switch (id) {
va009039 12:b91fdea8c0a7 157 case CONFIGURATION_DESCRIPTOR:
va009039 12:b91fdea8c0a7 158 USB_DBG("dev: %p has %d intf", dev, conf_descr[4]);
va009039 12:b91fdea8c0a7 159 dev->setNbIntf(conf_descr[4]);
va009039 12:b91fdea8c0a7 160 break;
va009039 12:b91fdea8c0a7 161 case INTERFACE_DESCRIPTOR:
va009039 12:b91fdea8c0a7 162 if(pEnumerator->parseInterface(conf_descr[index + 2], conf_descr[index + 5], conf_descr[index + 6], conf_descr[index + 7])) {
va009039 12:b91fdea8c0a7 163 intf_nb++;
va009039 12:b91fdea8c0a7 164 current_intf = conf_descr[index + 2];
va009039 12:b91fdea8c0a7 165 dev->addInterface(current_intf, conf_descr[index + 5], conf_descr[index + 6], conf_descr[index + 7]);
va009039 12:b91fdea8c0a7 166 USB_DBG("ADD INTF %d on device %p: class: %d, subclass: %d, proto: %d", current_intf, dev, conf_descr[index + 5],conf_descr[index + 6],conf_descr[index + 7]);
va009039 12:b91fdea8c0a7 167 parsing_intf = true;
va009039 12:b91fdea8c0a7 168 } else {
va009039 12:b91fdea8c0a7 169 parsing_intf = false;
va009039 12:b91fdea8c0a7 170 }
va009039 12:b91fdea8c0a7 171 break;
va009039 12:b91fdea8c0a7 172 case ENDPOINT_DESCRIPTOR:
va009039 12:b91fdea8c0a7 173 ep_desc = reinterpret_cast<EndpointDescriptor*>(conf_descr+index);
va009039 12:b91fdea8c0a7 174 if (parsing_intf && (intf_nb <= MAX_INTF) ) {
va009039 12:b91fdea8c0a7 175 ENDPOINT_TYPE type = (ENDPOINT_TYPE)(ep_desc->bmAttributes & 0x03);
va009039 12:b91fdea8c0a7 176 ENDPOINT_DIRECTION dir = (ep_desc->bEndpointAddress & 0x80) ? IN : OUT;
va009039 12:b91fdea8c0a7 177 if(pEnumerator->useEndpoint(current_intf, type, dir)) {
va009039 12:b91fdea8c0a7 178 ep = new USBEndpoint(dev);
va009039 12:b91fdea8c0a7 179 ep->init(type, dir, ep_desc->wMaxPacketSize, ep_desc->bEndpointAddress);
va009039 12:b91fdea8c0a7 180 USB_DBG("ADD USBEndpoint %p, on interf %d on device %p", ep, current_intf, dev);
va009039 12:b91fdea8c0a7 181 dev->addEndpoint(current_intf, ep);
va009039 12:b91fdea8c0a7 182 }
va009039 12:b91fdea8c0a7 183 }
va009039 12:b91fdea8c0a7 184 break;
va009039 12:b91fdea8c0a7 185 case HID_DESCRIPTOR:
va009039 12:b91fdea8c0a7 186 //lenReportDescr = conf_descr[index + 7] | (conf_descr[index + 8] << 8);
va009039 12:b91fdea8c0a7 187 break;
va009039 12:b91fdea8c0a7 188 default:
va009039 12:b91fdea8c0a7 189 break;
va009039 12:b91fdea8c0a7 190 }
va009039 12:b91fdea8c0a7 191 index += len_desc;
va009039 12:b91fdea8c0a7 192 }
va009039 12:b91fdea8c0a7 193 }
va009039 12:b91fdea8c0a7 194
va009039 12:b91fdea8c0a7 195 USB_TYPE USBHost::controlRead(USBDeviceConnected* dev, uint8_t requestType, uint8_t request, uint32_t value, uint32_t index, uint8_t * buf, uint32_t len) {
va009039 18:61554f238584 196 USBEndpoint* ep = dev->getEpCtl();
va009039 18:61554f238584 197 SETUP_PACKET setup(requestType, request, value, index, len);
va009039 18:61554f238584 198
va009039 18:61554f238584 199 int result = token_setup(ep, &setup, len); // setup stage
va009039 18:61554f238584 200 USB_TRACE1(result);
va009039 18:61554f238584 201 if (result < 0) {
va009039 18:61554f238584 202 return USB_TYPE_ERROR;
va009039 18:61554f238584 203 }
va009039 18:61554f238584 204
va009039 18:61554f238584 205 int read_len = multi_token_in(ep, buf, len); // data stage
va009039 18:61554f238584 206 USB_TRACE1(read_len);
va009039 18:61554f238584 207 if (read_len < 0) {
va009039 18:61554f238584 208 return USB_TYPE_ERROR;
va009039 18:61554f238584 209 }
va009039 18:61554f238584 210
va009039 18:61554f238584 211 setToggle(ep, 1); // DATA1
va009039 18:61554f238584 212 result = multi_token_out(ep); // status stage
va009039 18:61554f238584 213 USB_TRACE1(result);
va009039 18:61554f238584 214 if (result < 0) {
va009039 18:61554f238584 215 return USB_TYPE_ERROR;
va009039 18:61554f238584 216 }
va009039 18:61554f238584 217 ep->setLengthTransferred(read_len);
va009039 18:61554f238584 218 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 219 }
va009039 12:b91fdea8c0a7 220
va009039 12:b91fdea8c0a7 221 USB_TYPE USBHost::controlWrite(USBDeviceConnected* dev, uint8_t requestType, uint8_t request, uint32_t value, uint32_t index, uint8_t * buf, uint32_t len) {
va009039 18:61554f238584 222 USBEndpoint* ep = dev->getEpCtl();
va009039 18:61554f238584 223 SETUP_PACKET setup(requestType, request, value, index, len);
va009039 18:61554f238584 224
va009039 18:61554f238584 225 int result = token_setup(ep, &setup, len); // setup stage
va009039 18:61554f238584 226 USB_TRACE1(result);
va009039 18:61554f238584 227 if (result < 0) {
va009039 18:61554f238584 228 return USB_TYPE_ERROR;
va009039 12:b91fdea8c0a7 229 }
va009039 18:61554f238584 230 int write_len = 0;
va009039 18:61554f238584 231 if (buf != NULL) {
va009039 18:61554f238584 232 write_len = multi_token_out(ep, buf, len); // data stage
va009039 18:61554f238584 233 USB_TRACE1(write_len);
va009039 18:61554f238584 234 if (write_len < 0) {
va009039 18:61554f238584 235 return USB_TYPE_ERROR;
va009039 18:61554f238584 236 }
va009039 18:61554f238584 237 }
va009039 18:61554f238584 238
va009039 18:61554f238584 239 setToggle(ep, 1); // DATA1
va009039 18:61554f238584 240 result = multi_token_in(ep); // status stage
va009039 18:61554f238584 241 USB_TRACE1(result);
va009039 18:61554f238584 242 if (result < 0) {
va009039 18:61554f238584 243 return USB_TYPE_ERROR;
va009039 18:61554f238584 244 }
va009039 18:61554f238584 245 ep->setLengthTransferred(write_len);
va009039 18:61554f238584 246 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 247 }
va009039 12:b91fdea8c0a7 248
va009039 12:b91fdea8c0a7 249 USB_TYPE USBHost::bulkRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 250 if (blocking == false) {
va009039 12:b91fdea8c0a7 251 ep->setBuffer(buf, len);
va009039 12:b91fdea8c0a7 252 ep_queue.push(ep);
va009039 18:61554f238584 253 multi_token_inNB(ep, buf, len);
va009039 12:b91fdea8c0a7 254 return USB_TYPE_PROCESSING;
va009039 12:b91fdea8c0a7 255 }
va009039 18:61554f238584 256 int result = multi_token_in(ep, buf, len);
va009039 18:61554f238584 257 USB_TRACE1(result);
va009039 18:61554f238584 258 if (result < 0) {
va009039 18:61554f238584 259 return USB_TYPE_ERROR;
va009039 12:b91fdea8c0a7 260 }
va009039 18:61554f238584 261 ep->setLengthTransferred(result);
va009039 18:61554f238584 262 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 263 }
va009039 12:b91fdea8c0a7 264
va009039 12:b91fdea8c0a7 265 USB_TYPE USBHost::bulkWrite(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 266 USB_TEST_ASSERT(blocking);
va009039 18:61554f238584 267 int result = multi_token_out(ep, buf, len);
va009039 18:61554f238584 268 USB_TRACE1(result);
va009039 18:61554f238584 269 if (result < 0) {
va009039 18:61554f238584 270 return USB_TYPE_ERROR;
va009039 12:b91fdea8c0a7 271 }
va009039 18:61554f238584 272 ep->setLengthTransferred(result);
va009039 18:61554f238584 273 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 274 }
va009039 12:b91fdea8c0a7 275
va009039 12:b91fdea8c0a7 276 USB_TYPE USBHost::interruptRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 277 if (blocking == false) {
va009039 12:b91fdea8c0a7 278 ep->setBuffer(buf, len);
va009039 12:b91fdea8c0a7 279 ep_queue.push(ep);
va009039 18:61554f238584 280 multi_token_inNB(ep, buf, len);
va009039 12:b91fdea8c0a7 281 return USB_TYPE_PROCESSING;
va009039 12:b91fdea8c0a7 282 }
va009039 18:61554f238584 283 int result = multi_token_in(ep, buf, len);
va009039 18:61554f238584 284 USB_TRACE1(result);
va009039 18:61554f238584 285 if (result < 0) {
va009039 18:61554f238584 286 return USB_TYPE_ERROR;
va009039 18:61554f238584 287 }
va009039 18:61554f238584 288 ep->setLengthTransferred(result);
va009039 12:b91fdea8c0a7 289 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 290 }
va009039 12:b91fdea8c0a7 291
va009039 12:b91fdea8c0a7 292 USB_TYPE USBHost::interruptWrite(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 293 USB_TEST_ASSERT(blocking);
va009039 18:61554f238584 294 int result = multi_token_out(ep, buf, len);
va009039 18:61554f238584 295 USB_TRACE1(result);
va009039 18:61554f238584 296 if (result < 0) {
va009039 18:61554f238584 297 return USB_TYPE_ERROR;
va009039 18:61554f238584 298 }
va009039 18:61554f238584 299 ep->setLengthTransferred(result);
va009039 12:b91fdea8c0a7 300 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 301 }
va009039 12:b91fdea8c0a7 302
va009039 12:b91fdea8c0a7 303 USB_TYPE USBHost::isochronousRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 18:61554f238584 304 USB_TEST_ASSERT(blocking);
va009039 12:b91fdea8c0a7 305 isochronousReadNB(ep, buf, len);
va009039 12:b91fdea8c0a7 306 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 307 }
va009039 12:b91fdea8c0a7 308
va009039 18:61554f238584 309 int USBHost::interruptReadNB(USBEndpoint* ep, uint8_t* data, int size) {
va009039 18:61554f238584 310 USB_TRACE1(size);
va009039 18:61554f238584 311 if (ep->getState() != USB_TYPE_PROCESSING) {
va009039 18:61554f238584 312 ep->setState(USB_TYPE_PROCESSING);
va009039 18:61554f238584 313 ep->setBuffer(data, size);
va009039 18:61554f238584 314 multi_token_inNB(ep, data, size);
va009039 12:b91fdea8c0a7 315 }
va009039 18:61554f238584 316 if (multi_token_inNB_result(ep) != USB_TYPE_PROCESSING) {
va009039 18:61554f238584 317 return ep->getLengthTransferred();
va009039 12:b91fdea8c0a7 318 }
va009039 18:61554f238584 319 return -1;
va009039 12:b91fdea8c0a7 320 }
va009039 12:b91fdea8c0a7 321
va009039 18:61554f238584 322 int USBHost::bulkReadNB(USBEndpoint* ep, uint8_t* data, int size) {
va009039 18:61554f238584 323 USB_TRACE1(size);
va009039 18:61554f238584 324 return interruptReadNB(ep, data, size);
va009039 12:b91fdea8c0a7 325 }
va009039 12:b91fdea8c0a7 326
va009039 12:b91fdea8c0a7 327 int USBHost::isochronousReadNB(USBEndpoint* ep, uint8_t* data, int size) {
va009039 18:61554f238584 328 USB_TRACE1(size);
va009039 12:b91fdea8c0a7 329 int result = token_iso_in(ep, data, size);
va009039 12:b91fdea8c0a7 330 if (result >= 0) {
va009039 12:b91fdea8c0a7 331 ep->setLengthTransferred(result);
va009039 12:b91fdea8c0a7 332 }
va009039 12:b91fdea8c0a7 333 return result;
va009039 12:b91fdea8c0a7 334 }
va009039 12:b91fdea8c0a7 335
va009039 18:61554f238584 336 void USBHost::task() {
va009039 12:b91fdea8c0a7 337 USBEndpoint* ep = ep_queue.pop();
va009039 18:61554f238584 338 if (ep) {
va009039 18:61554f238584 339 USB_TEST_ASSERT(ep->getDir() == IN);
va009039 18:61554f238584 340 if (multi_token_inNB_result(ep) != USB_TYPE_PROCESSING) {
va009039 18:61554f238584 341 ep->call();
va009039 18:61554f238584 342 } else {
va009039 18:61554f238584 343 ep_queue.push(ep);
va009039 18:61554f238584 344 }
va009039 12:b91fdea8c0a7 345 }
va009039 12:b91fdea8c0a7 346 }
va009039 18:61554f238584 347
va009039 18:61554f238584 348 void usb_test_assert_internal(const char *expr, const char *file, int line){
va009039 18:61554f238584 349 error("\n\n%s@%d %s ASSERT!\n\n", file, line, expr);
va009039 18:61554f238584 350 }
va009039 18:61554f238584 351