DECS_2018 / F401RE-USBHost

Usb read

Dependencies:   FATFileSystem

Fork of F401RE-USBHost by Norimasa Okamoto

USBHost/USBHost.cpp@12:b91fdea8c0a7, 2014-06-09 (annotated)

Committer:
va009039
Date:
Mon Jun 09 09:01:10 2014 +0000
Revision:
12:b91fdea8c0a7
Child:
16:981c3104f6c0
Simple USBHost for Nucleo F401RE

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 12:b91fdea8c0a7 1 // Simple USBHost for FRDM-KL46Z
va009039 12:b91fdea8c0a7 2 #include "USBHost.h"
va009039 12:b91fdea8c0a7 3 #include <algorithm>
va009039 12:b91fdea8c0a7 4
va009039 12:b91fdea8c0a7 5 USBHost* USBHost::inst = NULL;
va009039 12:b91fdea8c0a7 6
va009039 12:b91fdea8c0a7 7 USBHost* USBHost::getHostInst()
va009039 12:b91fdea8c0a7 8 {
va009039 12:b91fdea8c0a7 9 if (inst == NULL) {
va009039 12:b91fdea8c0a7 10 inst = new USBHost();
va009039 12:b91fdea8c0a7 11 inst->init();
va009039 12:b91fdea8c0a7 12 }
va009039 12:b91fdea8c0a7 13 return inst;
va009039 12:b91fdea8c0a7 14 }
va009039 12:b91fdea8c0a7 15
va009039 12:b91fdea8c0a7 16 void USBHost::poll()
va009039 12:b91fdea8c0a7 17 {
va009039 12:b91fdea8c0a7 18 if (inst) {
va009039 12:b91fdea8c0a7 19 inst->task();
va009039 12:b91fdea8c0a7 20 }
va009039 12:b91fdea8c0a7 21 }
va009039 12:b91fdea8c0a7 22
va009039 12:b91fdea8c0a7 23 USBHost::USBHost() {
va009039 12:b91fdea8c0a7 24 }
va009039 12:b91fdea8c0a7 25
va009039 12:b91fdea8c0a7 26 /* virtual */ bool USBHost::addDevice(USBDeviceConnected* parent, int port, bool lowSpeed) {
va009039 12:b91fdea8c0a7 27 USBDeviceConnected* dev = new USBDeviceConnected;
va009039 12:b91fdea8c0a7 28 USBEndpoint* ep = new USBEndpoint(dev);
va009039 12:b91fdea8c0a7 29 dev->init(0, port, lowSpeed);
va009039 12:b91fdea8c0a7 30 dev->setAddress(0);
va009039 12:b91fdea8c0a7 31 dev->setEpCtl(ep);
va009039 12:b91fdea8c0a7 32 uint8_t desc[18];
va009039 12:b91fdea8c0a7 33 wait_ms(100);
va009039 12:b91fdea8c0a7 34
va009039 12:b91fdea8c0a7 35 int rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, 8);
va009039 12:b91fdea8c0a7 36 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 37 if (rc != USB_TYPE_OK) {
va009039 12:b91fdea8c0a7 38 USB_ERR("ADD DEVICE FAILD");
va009039 12:b91fdea8c0a7 39 }
va009039 12:b91fdea8c0a7 40 USB_DBG_HEX(desc, 8);
va009039 12:b91fdea8c0a7 41 DeviceDescriptor* dev_desc = reinterpret_cast<DeviceDescriptor*>(desc);
va009039 12:b91fdea8c0a7 42 ep->setSize(dev_desc->bMaxPacketSize);
va009039 12:b91fdea8c0a7 43
va009039 12:b91fdea8c0a7 44 int new_addr = USBDeviceConnected::getNewAddress();
va009039 12:b91fdea8c0a7 45 rc = controlWrite(dev, 0x00, SET_ADDRESS, new_addr, 0, NULL, 0);
va009039 12:b91fdea8c0a7 46 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 47 dev->setAddress(new_addr);
va009039 12:b91fdea8c0a7 48 wait_ms(100);
va009039 12:b91fdea8c0a7 49
va009039 12:b91fdea8c0a7 50 rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, sizeof(desc));
va009039 12:b91fdea8c0a7 51 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 52 USB_DBG_HEX(desc, sizeof(desc));
va009039 12:b91fdea8c0a7 53
va009039 12:b91fdea8c0a7 54 dev->setVid(dev_desc->idVendor);
va009039 12:b91fdea8c0a7 55 dev->setPid(dev_desc->idProduct);
va009039 12:b91fdea8c0a7 56 dev->setClass(dev_desc->bDeviceClass);
va009039 12:b91fdea8c0a7 57 USB_INFO("parent:%p port:%d speed:%s VID:%04x PID:%04x class:%02x addr:%d",
va009039 12:b91fdea8c0a7 58 parent, port, (lowSpeed ? "low " : "full"), dev->getVid(), dev->getPid(), dev->getClass(),
va009039 12:b91fdea8c0a7 59 dev->getAddress());
va009039 12:b91fdea8c0a7 60
va009039 12:b91fdea8c0a7 61 DeviceLists.push_back(dev);
va009039 12:b91fdea8c0a7 62
va009039 12:b91fdea8c0a7 63 if (dev->getClass() == HUB_CLASS) {
va009039 12:b91fdea8c0a7 64 const int config = 1;
va009039 12:b91fdea8c0a7 65 int rc = controlWrite(dev, 0x00, SET_CONFIGURATION, config, 0, NULL, 0);
va009039 12:b91fdea8c0a7 66 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 67 wait_ms(100);
va009039 12:b91fdea8c0a7 68 Hub(dev);
va009039 12:b91fdea8c0a7 69 }
va009039 12:b91fdea8c0a7 70 return true;
va009039 12:b91fdea8c0a7 71 }
va009039 12:b91fdea8c0a7 72
va009039 12:b91fdea8c0a7 73 // enumerate a device with the control USBEndpoint
va009039 12:b91fdea8c0a7 74 USB_TYPE USBHost::enumerate(USBDeviceConnected * dev, IUSBEnumerator* pEnumerator)
va009039 12:b91fdea8c0a7 75 {
va009039 12:b91fdea8c0a7 76 if (dev->getClass() == HUB_CLASS) { // skip hub class
va009039 12:b91fdea8c0a7 77 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 78 }
va009039 12:b91fdea8c0a7 79 uint8_t desc[18];
va009039 12:b91fdea8c0a7 80 USB_TYPE rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, sizeof(desc));
va009039 12:b91fdea8c0a7 81 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 82 USB_DBG_HEX(desc, sizeof(desc));
va009039 12:b91fdea8c0a7 83 if (rc != USB_TYPE_OK) {
va009039 12:b91fdea8c0a7 84 return rc;
va009039 12:b91fdea8c0a7 85 }
va009039 12:b91fdea8c0a7 86 DeviceDescriptor* dev_desc = reinterpret_cast<DeviceDescriptor*>(desc);
va009039 12:b91fdea8c0a7 87 dev->setClass(dev_desc->bDeviceClass);
va009039 12:b91fdea8c0a7 88 pEnumerator->setVidPid(dev->getVid(), dev->getPid());
va009039 12:b91fdea8c0a7 89
va009039 12:b91fdea8c0a7 90 rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 2<<8, 0, desc, 4);
va009039 12:b91fdea8c0a7 91 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 92 USB_DBG_HEX(desc, 4);
va009039 12:b91fdea8c0a7 93
va009039 12:b91fdea8c0a7 94 int TotalLength = desc[2]|desc[3]<<8;
va009039 12:b91fdea8c0a7 95 uint8_t* buf = new uint8_t[TotalLength];
va009039 12:b91fdea8c0a7 96 rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 2<<8, 0, buf, TotalLength);
va009039 12:b91fdea8c0a7 97 USB_TEST_ASSERT(rc == USB_TYPE_OK);
va009039 12:b91fdea8c0a7 98 //USB_DBG_HEX(buf, TotalLength);
va009039 12:b91fdea8c0a7 99
va009039 12:b91fdea8c0a7 100 // Parse the configuration descriptor
va009039 12:b91fdea8c0a7 101 parseConfDescr(dev, buf, TotalLength, pEnumerator);
va009039 12:b91fdea8c0a7 102 delete[] buf;
va009039 12:b91fdea8c0a7 103 // only set configuration if not enumerated before
va009039 12:b91fdea8c0a7 104 if (!dev->isEnumerated()) {
va009039 12:b91fdea8c0a7 105 USB_DBG("Set configuration 1 on dev: %p", dev);
va009039 12:b91fdea8c0a7 106 // sixth step: set configuration (only 1 supported)
va009039 12:b91fdea8c0a7 107 int config = 1;
va009039 12:b91fdea8c0a7 108 USB_TYPE res = controlWrite(dev, 0x00, SET_CONFIGURATION, config, 0, NULL, 0);
va009039 12:b91fdea8c0a7 109 if (res != USB_TYPE_OK) {
va009039 12:b91fdea8c0a7 110 USB_ERR("SET CONF FAILED");
va009039 12:b91fdea8c0a7 111 return res;
va009039 12:b91fdea8c0a7 112 }
va009039 12:b91fdea8c0a7 113 // Some devices may require this delay
va009039 12:b91fdea8c0a7 114 wait_ms(100);
va009039 12:b91fdea8c0a7 115 dev->setEnumerated();
va009039 12:b91fdea8c0a7 116 // Now the device is enumerated!
va009039 12:b91fdea8c0a7 117 USB_DBG("dev %p is enumerated", dev);
va009039 12:b91fdea8c0a7 118 }
va009039 12:b91fdea8c0a7 119 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 120 }
va009039 12:b91fdea8c0a7 121
va009039 12:b91fdea8c0a7 122 // this method fills the USBDeviceConnected object: class,.... . It also add endpoints found in the descriptor.
va009039 12:b91fdea8c0a7 123 void USBHost::parseConfDescr(USBDeviceConnected * dev, uint8_t * conf_descr, uint32_t len, IUSBEnumerator* pEnumerator)
va009039 12:b91fdea8c0a7 124 {
va009039 12:b91fdea8c0a7 125 uint32_t index = 0;
va009039 12:b91fdea8c0a7 126 uint32_t len_desc = 0;
va009039 12:b91fdea8c0a7 127 uint8_t id = 0;
va009039 12:b91fdea8c0a7 128 USBEndpoint * ep = NULL;
va009039 12:b91fdea8c0a7 129 uint8_t intf_nb = 0;
va009039 12:b91fdea8c0a7 130 bool parsing_intf = false;
va009039 12:b91fdea8c0a7 131 uint8_t current_intf = 0;
va009039 12:b91fdea8c0a7 132 EndpointDescriptor* ep_desc;
va009039 12:b91fdea8c0a7 133
va009039 12:b91fdea8c0a7 134 while (index < len) {
va009039 12:b91fdea8c0a7 135 len_desc = conf_descr[index];
va009039 12:b91fdea8c0a7 136 id = conf_descr[index+1];
va009039 12:b91fdea8c0a7 137 USB_DBG_HEX(conf_descr+index, len_desc);
va009039 12:b91fdea8c0a7 138 switch (id) {
va009039 12:b91fdea8c0a7 139 case CONFIGURATION_DESCRIPTOR:
va009039 12:b91fdea8c0a7 140 USB_DBG("dev: %p has %d intf", dev, conf_descr[4]);
va009039 12:b91fdea8c0a7 141 dev->setNbIntf(conf_descr[4]);
va009039 12:b91fdea8c0a7 142 break;
va009039 12:b91fdea8c0a7 143 case INTERFACE_DESCRIPTOR:
va009039 12:b91fdea8c0a7 144 if(pEnumerator->parseInterface(conf_descr[index + 2], conf_descr[index + 5], conf_descr[index + 6], conf_descr[index + 7])) {
va009039 12:b91fdea8c0a7 145 intf_nb++;
va009039 12:b91fdea8c0a7 146 current_intf = conf_descr[index + 2];
va009039 12:b91fdea8c0a7 147 dev->addInterface(current_intf, conf_descr[index + 5], conf_descr[index + 6], conf_descr[index + 7]);
va009039 12:b91fdea8c0a7 148 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 149 parsing_intf = true;
va009039 12:b91fdea8c0a7 150 } else {
va009039 12:b91fdea8c0a7 151 parsing_intf = false;
va009039 12:b91fdea8c0a7 152 }
va009039 12:b91fdea8c0a7 153 break;
va009039 12:b91fdea8c0a7 154 case ENDPOINT_DESCRIPTOR:
va009039 12:b91fdea8c0a7 155 ep_desc = reinterpret_cast<EndpointDescriptor*>(conf_descr+index);
va009039 12:b91fdea8c0a7 156 if (parsing_intf && (intf_nb <= MAX_INTF) ) {
va009039 12:b91fdea8c0a7 157 ENDPOINT_TYPE type = (ENDPOINT_TYPE)(ep_desc->bmAttributes & 0x03);
va009039 12:b91fdea8c0a7 158 ENDPOINT_DIRECTION dir = (ep_desc->bEndpointAddress & 0x80) ? IN : OUT;
va009039 12:b91fdea8c0a7 159 if(pEnumerator->useEndpoint(current_intf, type, dir)) {
va009039 12:b91fdea8c0a7 160 ep = new USBEndpoint(dev);
va009039 12:b91fdea8c0a7 161 ep->init(type, dir, ep_desc->wMaxPacketSize, ep_desc->bEndpointAddress);
va009039 12:b91fdea8c0a7 162 USB_DBG("ADD USBEndpoint %p, on interf %d on device %p", ep, current_intf, dev);
va009039 12:b91fdea8c0a7 163 dev->addEndpoint(current_intf, ep);
va009039 12:b91fdea8c0a7 164 }
va009039 12:b91fdea8c0a7 165 }
va009039 12:b91fdea8c0a7 166 break;
va009039 12:b91fdea8c0a7 167 case HID_DESCRIPTOR:
va009039 12:b91fdea8c0a7 168 //lenReportDescr = conf_descr[index + 7] | (conf_descr[index + 8] << 8);
va009039 12:b91fdea8c0a7 169 break;
va009039 12:b91fdea8c0a7 170 default:
va009039 12:b91fdea8c0a7 171 break;
va009039 12:b91fdea8c0a7 172 }
va009039 12:b91fdea8c0a7 173 index += len_desc;
va009039 12:b91fdea8c0a7 174 }
va009039 12:b91fdea8c0a7 175 }
va009039 12:b91fdea8c0a7 176
va009039 12:b91fdea8c0a7 177 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 12:b91fdea8c0a7 178 SETUP_PACKET setup = {requestType, request, value, index};
va009039 12:b91fdea8c0a7 179 int result = ControlRead(dev, &setup, buf, len);
va009039 12:b91fdea8c0a7 180 //USB_DBG2("result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 181 return (result >= 0) ? USB_TYPE_OK : USB_TYPE_ERROR;
va009039 12:b91fdea8c0a7 182 }
va009039 12:b91fdea8c0a7 183
va009039 12:b91fdea8c0a7 184 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 12:b91fdea8c0a7 185 SETUP_PACKET setup = {requestType, request, value, index};
va009039 12:b91fdea8c0a7 186 int result = ControlWrite(dev, &setup, buf, len);
va009039 12:b91fdea8c0a7 187 if (result >= 0) {
va009039 12:b91fdea8c0a7 188 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 189 }
va009039 12:b91fdea8c0a7 190 USB_DBG("result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 191 USB_DBG_HEX(buf, len);
va009039 12:b91fdea8c0a7 192 return USB_TYPE_ERROR;
va009039 12:b91fdea8c0a7 193 }
va009039 12:b91fdea8c0a7 194
va009039 12:b91fdea8c0a7 195 USB_TYPE USBHost::bulkRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 196 if (blocking == false) {
va009039 12:b91fdea8c0a7 197 ep->setBuffer(buf, len);
va009039 12:b91fdea8c0a7 198 ep_queue.push(ep);
va009039 12:b91fdea8c0a7 199 return USB_TYPE_PROCESSING;
va009039 12:b91fdea8c0a7 200 }
va009039 12:b91fdea8c0a7 201 int result = bulkReadBLOCK(ep, buf, len, -1);
va009039 12:b91fdea8c0a7 202 if (result >= 0) {
va009039 12:b91fdea8c0a7 203 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 204 }
va009039 12:b91fdea8c0a7 205 //USB_DBG2("result=%d %02x", result, host->LastStatus);
va009039 12:b91fdea8c0a7 206 return USB_TYPE_ERROR;
va009039 12:b91fdea8c0a7 207 }
va009039 12:b91fdea8c0a7 208
va009039 12:b91fdea8c0a7 209 USB_TYPE USBHost::bulkWrite(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 210 USB_TEST_ASSERT(blocking);
va009039 12:b91fdea8c0a7 211 int result = bulkWriteNB(ep, buf, len);
va009039 12:b91fdea8c0a7 212 if (result >= 0) {
va009039 12:b91fdea8c0a7 213 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 214 }
va009039 12:b91fdea8c0a7 215 USB_DBG2("result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 216 return USB_TYPE_ERROR;
va009039 12:b91fdea8c0a7 217 }
va009039 12:b91fdea8c0a7 218
va009039 12:b91fdea8c0a7 219 USB_TYPE USBHost::interruptRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 220 if (blocking == false) {
va009039 12:b91fdea8c0a7 221 ep->setBuffer(buf, len);
va009039 12:b91fdea8c0a7 222 ep_queue.push(ep);
va009039 12:b91fdea8c0a7 223 return USB_TYPE_PROCESSING;
va009039 12:b91fdea8c0a7 224 }
va009039 12:b91fdea8c0a7 225 interruptReadNB(ep, buf, len);
va009039 12:b91fdea8c0a7 226 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 227 }
va009039 12:b91fdea8c0a7 228
va009039 12:b91fdea8c0a7 229 USB_TYPE USBHost::interruptWrite(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 230 USB_TEST_ASSERT(blocking);
va009039 12:b91fdea8c0a7 231 interruptWriteNB(ep, buf, len);
va009039 12:b91fdea8c0a7 232 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 233 }
va009039 12:b91fdea8c0a7 234
va009039 12:b91fdea8c0a7 235 USB_TYPE USBHost::isochronousRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) {
va009039 12:b91fdea8c0a7 236 if (blocking == false) {
va009039 12:b91fdea8c0a7 237 ep->setBuffer(buf, len);
va009039 12:b91fdea8c0a7 238 ep_queue.push(ep);
va009039 12:b91fdea8c0a7 239 return USB_TYPE_PROCESSING;
va009039 12:b91fdea8c0a7 240 }
va009039 12:b91fdea8c0a7 241 isochronousReadNB(ep, buf, len);
va009039 12:b91fdea8c0a7 242 return USB_TYPE_OK;
va009039 12:b91fdea8c0a7 243 }
va009039 12:b91fdea8c0a7 244
va009039 12:b91fdea8c0a7 245 int USBHost::ControlRead(USBDeviceConnected* dev, SETUP_PACKET* setup, uint8_t* data, int size) {
va009039 12:b91fdea8c0a7 246 USB_TEST_ASSERT(dev);
va009039 12:b91fdea8c0a7 247 USBEndpoint* ep = dev->getEpCtl();
va009039 12:b91fdea8c0a7 248 USB_TEST_ASSERT(ep);
va009039 12:b91fdea8c0a7 249 setAddr(dev->getAddress(), dev->getSpeed());
va009039 12:b91fdea8c0a7 250 token_setup(ep, setup, size); // setup stage
va009039 12:b91fdea8c0a7 251 if (LastStatus != ACK) {
va009039 12:b91fdea8c0a7 252 USB_DBG("setup %02x", LastStatus);
va009039 12:b91fdea8c0a7 253 return -1;
va009039 12:b91fdea8c0a7 254 }
va009039 12:b91fdea8c0a7 255 int read_len = 0;
va009039 12:b91fdea8c0a7 256 while(read_len < size) {
va009039 12:b91fdea8c0a7 257 int size2 = std::min(size-read_len, ep->getSize());
va009039 12:b91fdea8c0a7 258 int result = token_in(ep, data+read_len, size2);
va009039 12:b91fdea8c0a7 259 //USB_DBG("token_in result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 260 if (result < 0) {
va009039 12:b91fdea8c0a7 261 USB_DBG("token_in %d/%d %02x", read_len, size, LastStatus);
va009039 12:b91fdea8c0a7 262 return result;
va009039 12:b91fdea8c0a7 263 }
va009039 12:b91fdea8c0a7 264 read_len += result;
va009039 12:b91fdea8c0a7 265 if (result < ep->getSize()) {
va009039 12:b91fdea8c0a7 266 break;
va009039 12:b91fdea8c0a7 267 }
va009039 12:b91fdea8c0a7 268 }
va009039 12:b91fdea8c0a7 269 ep->setData01(DATA1);
va009039 12:b91fdea8c0a7 270 int result = token_out(ep); // status stage
va009039 12:b91fdea8c0a7 271 if (result < 0) {
va009039 12:b91fdea8c0a7 272 USB_DBG("status token_out %02x", LastStatus);
va009039 12:b91fdea8c0a7 273 if (LastStatus == STALL) {
va009039 12:b91fdea8c0a7 274 ep->setLengthTransferred(read_len);
va009039 12:b91fdea8c0a7 275 return read_len;
va009039 12:b91fdea8c0a7 276 }
va009039 12:b91fdea8c0a7 277 return result;
va009039 12:b91fdea8c0a7 278 }
va009039 12:b91fdea8c0a7 279 ep->setLengthTransferred(read_len);
va009039 12:b91fdea8c0a7 280 return read_len;
va009039 12:b91fdea8c0a7 281 }
va009039 12:b91fdea8c0a7 282
va009039 12:b91fdea8c0a7 283 int USBHost::ControlWrite(USBDeviceConnected* dev, SETUP_PACKET* setup, uint8_t* data, int size) {
va009039 12:b91fdea8c0a7 284 USB_TEST_ASSERT(dev);
va009039 12:b91fdea8c0a7 285 USBEndpoint* ep = dev->getEpCtl();
va009039 12:b91fdea8c0a7 286 USB_TEST_ASSERT(ep);
va009039 12:b91fdea8c0a7 287 setAddr(dev->getAddress(), dev->getSpeed());
va009039 12:b91fdea8c0a7 288 token_setup(ep, setup, size); // setup stage
va009039 12:b91fdea8c0a7 289 if (LastStatus != ACK) {
va009039 12:b91fdea8c0a7 290 USB_DBG("setup %02x", LastStatus);
va009039 12:b91fdea8c0a7 291 return -1;
va009039 12:b91fdea8c0a7 292 }
va009039 12:b91fdea8c0a7 293 int write_len = 0;
va009039 12:b91fdea8c0a7 294 if (data != NULL) {
va009039 12:b91fdea8c0a7 295 write_len = token_out(ep, data, size);
va009039 12:b91fdea8c0a7 296 if (write_len < 0) {
va009039 12:b91fdea8c0a7 297 return -1;
va009039 12:b91fdea8c0a7 298 }
va009039 12:b91fdea8c0a7 299 }
va009039 12:b91fdea8c0a7 300 ep->setData01(DATA1);
va009039 12:b91fdea8c0a7 301 int result = token_in(ep); // status stage
va009039 12:b91fdea8c0a7 302 if (result < 0) {
va009039 12:b91fdea8c0a7 303 USB_DBG("result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 304 //return result;
va009039 12:b91fdea8c0a7 305 }
va009039 12:b91fdea8c0a7 306 ep->setLengthTransferred(write_len);
va009039 12:b91fdea8c0a7 307 return write_len;
va009039 12:b91fdea8c0a7 308 }
va009039 12:b91fdea8c0a7 309
va009039 12:b91fdea8c0a7 310 int USBHost::interruptReadNB(USBEndpoint* ep, uint8_t* data, int size)
va009039 12:b91fdea8c0a7 311 {
va009039 12:b91fdea8c0a7 312 USB_TEST_ASSERT(ep);
va009039 12:b91fdea8c0a7 313 USBDeviceConnected* dev = ep->getDevice();
va009039 12:b91fdea8c0a7 314 USB_TEST_ASSERT(dev);
va009039 12:b91fdea8c0a7 315 setAddr(dev->getAddress(), dev->getSpeed());
va009039 12:b91fdea8c0a7 316 setEndpoint();
va009039 12:b91fdea8c0a7 317 const int retryLimit = 0;
va009039 12:b91fdea8c0a7 318 int read_len = 0;
va009039 12:b91fdea8c0a7 319 for(int n = 0; read_len < size; n++) {
va009039 12:b91fdea8c0a7 320 int size2 = std::min(size-read_len, ep->getSize());
va009039 12:b91fdea8c0a7 321 int result = token_in(ep, data+read_len, size2, retryLimit);
va009039 12:b91fdea8c0a7 322 if (result < 0) {
va009039 12:b91fdea8c0a7 323 if (LastStatus == NAK) {
va009039 12:b91fdea8c0a7 324 if (n == 0) {
va009039 12:b91fdea8c0a7 325 return -1;
va009039 12:b91fdea8c0a7 326 }
va009039 12:b91fdea8c0a7 327 break;
va009039 12:b91fdea8c0a7 328 }
va009039 12:b91fdea8c0a7 329 //USB_DBG("token_in result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 330 return result;
va009039 12:b91fdea8c0a7 331 }
va009039 12:b91fdea8c0a7 332 read_len += result;
va009039 12:b91fdea8c0a7 333 if (result < ep->getSize()) {
va009039 12:b91fdea8c0a7 334 break;
va009039 12:b91fdea8c0a7 335 }
va009039 12:b91fdea8c0a7 336 }
va009039 12:b91fdea8c0a7 337 ep->setLengthTransferred(read_len);
va009039 12:b91fdea8c0a7 338 return read_len;
va009039 12:b91fdea8c0a7 339 }
va009039 12:b91fdea8c0a7 340
va009039 12:b91fdea8c0a7 341 int USBHost::interruptWriteNB(USBEndpoint* ep, const uint8_t* data, int size)
va009039 12:b91fdea8c0a7 342 {
va009039 12:b91fdea8c0a7 343 USB_TEST_ASSERT(ep);
va009039 12:b91fdea8c0a7 344 USBDeviceConnected* dev = ep->getDevice();
va009039 12:b91fdea8c0a7 345 USB_TEST_ASSERT(dev);
va009039 12:b91fdea8c0a7 346 setAddr(dev->getAddress(), dev->getSpeed());
va009039 12:b91fdea8c0a7 347 setEndpoint();
va009039 12:b91fdea8c0a7 348 const int retryLimit = 0;
va009039 12:b91fdea8c0a7 349 int transferred_len = 0;
va009039 12:b91fdea8c0a7 350 for(int n = 0; transferred_len < size; n++) {
va009039 12:b91fdea8c0a7 351 int size2 = std::min(size-transferred_len, ep->getSize());
va009039 12:b91fdea8c0a7 352 int result = token_out(ep, data+transferred_len, size2, retryLimit);
va009039 12:b91fdea8c0a7 353 if (result < 0) {
va009039 12:b91fdea8c0a7 354 if (LastStatus == NAK) {
va009039 12:b91fdea8c0a7 355 if (n == 0) {
va009039 12:b91fdea8c0a7 356 return -1;
va009039 12:b91fdea8c0a7 357 }
va009039 12:b91fdea8c0a7 358 break;
va009039 12:b91fdea8c0a7 359 }
va009039 12:b91fdea8c0a7 360 //USB_DBG("token_in result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 361 return result;
va009039 12:b91fdea8c0a7 362 }
va009039 12:b91fdea8c0a7 363 transferred_len += result;
va009039 12:b91fdea8c0a7 364 if (result < ep->getSize()) {
va009039 12:b91fdea8c0a7 365 break;
va009039 12:b91fdea8c0a7 366 }
va009039 12:b91fdea8c0a7 367 }
va009039 12:b91fdea8c0a7 368 ep->setLengthTransferred(transferred_len);
va009039 12:b91fdea8c0a7 369 return transferred_len;
va009039 12:b91fdea8c0a7 370 }
va009039 12:b91fdea8c0a7 371
va009039 12:b91fdea8c0a7 372 int USBHost::bulkReadNB(USBEndpoint* ep, uint8_t* data, int size)
va009039 12:b91fdea8c0a7 373 {
va009039 12:b91fdea8c0a7 374 return bulkReadBLOCK(ep, data, size, 0);
va009039 12:b91fdea8c0a7 375 }
va009039 12:b91fdea8c0a7 376
va009039 12:b91fdea8c0a7 377 int USBHost::bulkReadBLOCK(USBEndpoint* ep, uint8_t* data, int size, int timeout_ms) {
va009039 12:b91fdea8c0a7 378 USB_TEST_ASSERT(ep);
va009039 12:b91fdea8c0a7 379 USBDeviceConnected* dev = ep->getDevice();
va009039 12:b91fdea8c0a7 380 USB_TEST_ASSERT(dev);
va009039 12:b91fdea8c0a7 381 setAddr(dev->getAddress());
va009039 12:b91fdea8c0a7 382 setEndpoint();
va009039 12:b91fdea8c0a7 383 int retryLimit = (timeout_ms == 0) ? 0 : 10;
va009039 12:b91fdea8c0a7 384 int read_len = 0;
va009039 12:b91fdea8c0a7 385 Timer t;
va009039 12:b91fdea8c0a7 386 for(int n = 0; read_len < size; n++) {
va009039 12:b91fdea8c0a7 387 int size2 = std::min(size-read_len, ep->getSize());
va009039 12:b91fdea8c0a7 388 int result = token_in(ep, data+read_len, size2, retryLimit);
va009039 12:b91fdea8c0a7 389 if (result < 0) {
va009039 12:b91fdea8c0a7 390 if (LastStatus == NAK) {
va009039 12:b91fdea8c0a7 391 if (n == 0) {
va009039 12:b91fdea8c0a7 392 return -1;
va009039 12:b91fdea8c0a7 393 }
va009039 12:b91fdea8c0a7 394 break;
va009039 12:b91fdea8c0a7 395 }
va009039 12:b91fdea8c0a7 396 //USB_DBG("token_in result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 397 return result;
va009039 12:b91fdea8c0a7 398 }
va009039 12:b91fdea8c0a7 399 read_len += result;
va009039 12:b91fdea8c0a7 400 if (result < ep->getSize()) {
va009039 12:b91fdea8c0a7 401 break;
va009039 12:b91fdea8c0a7 402 }
va009039 12:b91fdea8c0a7 403 if (timeout_ms > 0 && t.read_ms() > timeout_ms) {
va009039 12:b91fdea8c0a7 404 USB_DBG("timeout_ms: %d", timeout_ms);
va009039 12:b91fdea8c0a7 405 break;
va009039 12:b91fdea8c0a7 406 }
va009039 12:b91fdea8c0a7 407 }
va009039 12:b91fdea8c0a7 408 ep->setLengthTransferred(read_len);
va009039 12:b91fdea8c0a7 409 return read_len;
va009039 12:b91fdea8c0a7 410 }
va009039 12:b91fdea8c0a7 411
va009039 12:b91fdea8c0a7 412 int USBHost::bulkWriteNB(USBEndpoint* ep, const uint8_t* data, int size) {
va009039 12:b91fdea8c0a7 413 USB_TEST_ASSERT(ep);
va009039 12:b91fdea8c0a7 414 USBDeviceConnected* dev = ep->getDevice();
va009039 12:b91fdea8c0a7 415 USB_TEST_ASSERT(dev);
va009039 12:b91fdea8c0a7 416 setAddr(dev->getAddress());
va009039 12:b91fdea8c0a7 417 setEndpoint();
va009039 12:b91fdea8c0a7 418 int write_len = 0;
va009039 12:b91fdea8c0a7 419 for(int n = 0; write_len < size; n++) {
va009039 12:b91fdea8c0a7 420 int size2 = std::min(size-write_len, ep->getSize());
va009039 12:b91fdea8c0a7 421 int result = token_out(ep, data+write_len, size2);
va009039 12:b91fdea8c0a7 422 if (result < 0) {
va009039 12:b91fdea8c0a7 423 if (LastStatus == NAK) {
va009039 12:b91fdea8c0a7 424 if (n == 0) {
va009039 12:b91fdea8c0a7 425 return -1;
va009039 12:b91fdea8c0a7 426 }
va009039 12:b91fdea8c0a7 427 break;
va009039 12:b91fdea8c0a7 428 }
va009039 12:b91fdea8c0a7 429 USB_DBG("token_out result=%d %02x", result, LastStatus);
va009039 12:b91fdea8c0a7 430 return result;
va009039 12:b91fdea8c0a7 431 }
va009039 12:b91fdea8c0a7 432 write_len += result;
va009039 12:b91fdea8c0a7 433 if (result < ep->getSize()) {
va009039 12:b91fdea8c0a7 434 break;
va009039 12:b91fdea8c0a7 435 }
va009039 12:b91fdea8c0a7 436 }
va009039 12:b91fdea8c0a7 437 ep->setLengthTransferred(write_len);
va009039 12:b91fdea8c0a7 438 return write_len;
va009039 12:b91fdea8c0a7 439 }
va009039 12:b91fdea8c0a7 440
va009039 12:b91fdea8c0a7 441 int USBHost::isochronousReadNB(USBEndpoint* ep, uint8_t* data, int size) {
va009039 12:b91fdea8c0a7 442 USBDeviceConnected* dev = ep->getDevice();
va009039 12:b91fdea8c0a7 443 USB_TEST_ASSERT(dev);
va009039 12:b91fdea8c0a7 444 setAddr(dev->getAddress());
va009039 12:b91fdea8c0a7 445 int result = token_iso_in(ep, data, size);
va009039 12:b91fdea8c0a7 446 if (result >= 0) {
va009039 12:b91fdea8c0a7 447 ep->setLengthTransferred(result);
va009039 12:b91fdea8c0a7 448 }
va009039 12:b91fdea8c0a7 449 return result;
va009039 12:b91fdea8c0a7 450 }
va009039 12:b91fdea8c0a7 451
va009039 12:b91fdea8c0a7 452 void USBHost::task()
va009039 12:b91fdea8c0a7 453 {
va009039 12:b91fdea8c0a7 454 if (ep_queue.empty()) {
va009039 12:b91fdea8c0a7 455 return;
va009039 12:b91fdea8c0a7 456 }
va009039 12:b91fdea8c0a7 457 USBEndpoint* ep = ep_queue.pop();
va009039 12:b91fdea8c0a7 458 USB_TEST_ASSERT(ep);
va009039 12:b91fdea8c0a7 459 ep->setLengthTransferred(0);
va009039 12:b91fdea8c0a7 460 switch(ep->getType()) {
va009039 12:b91fdea8c0a7 461 case INTERRUPT_ENDPOINT:
va009039 12:b91fdea8c0a7 462 if (ep->getDir() == IN) {
va009039 12:b91fdea8c0a7 463 interruptReadNB(ep, ep->getBufStart(), ep->getBufSize());
va009039 12:b91fdea8c0a7 464 }
va009039 12:b91fdea8c0a7 465 break;
va009039 12:b91fdea8c0a7 466 case BULK_ENDPOINT:
va009039 12:b91fdea8c0a7 467 if (ep->getDir() == IN) {
va009039 12:b91fdea8c0a7 468 bulkReadNB(ep, ep->getBufStart(), ep->getBufSize());
va009039 12:b91fdea8c0a7 469 }
va009039 12:b91fdea8c0a7 470 break;
va009039 12:b91fdea8c0a7 471 case ISOCHRONOUS_ENDPOINT:
va009039 12:b91fdea8c0a7 472 if (ep->getDir() == IN) {
va009039 12:b91fdea8c0a7 473 isochronousReadNB(ep, ep->getBufStart(), ep->getBufSize());
va009039 12:b91fdea8c0a7 474 }
va009039 12:b91fdea8c0a7 475 break;
va009039 12:b91fdea8c0a7 476 }
va009039 12:b91fdea8c0a7 477 ep->call();
va009039 12:b91fdea8c0a7 478 }