Team_PjL / USBHost_F769NI

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

USBHostSerial/USBHostSerial.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 // Modified by K.Arai
kenjiArai 0:dae1ac0c0a7b 18 // July 25th, 2019
kenjiArai 0:dae1ac0c0a7b 19 //
kenjiArai 0:dae1ac0c0a7b 20
kenjiArai 0:dae1ac0c0a7b 21 #include "USBHostSerial.h"
kenjiArai 0:dae1ac0c0a7b 22
kenjiArai 0:dae1ac0c0a7b 23 #if USBHOST_SERIAL
kenjiArai 0:dae1ac0c0a7b 24
kenjiArai 0:dae1ac0c0a7b 25 #include "dbg.h"
kenjiArai 0:dae1ac0c0a7b 26
kenjiArai 0:dae1ac0c0a7b 27 #define CHECK_INTERFACE(cls,subcls,proto) \
kenjiArai 0:dae1ac0c0a7b 28 (((cls == 0xFF) && (subcls == 0xFF) && (proto == 0xFF)) /* QUALCOM CDC */ || \
kenjiArai 0:dae1ac0c0a7b 29 ((cls == SERIAL_CLASS) && (subcls == 0x00) && (proto == 0x00)) /* STANDARD CDC */ )
kenjiArai 0:dae1ac0c0a7b 30
kenjiArai 0:dae1ac0c0a7b 31 #if (USBHOST_SERIAL <= 1)
kenjiArai 0:dae1ac0c0a7b 32
kenjiArai 0:dae1ac0c0a7b 33 USBHostSerial::USBHostSerial()
kenjiArai 0:dae1ac0c0a7b 34 {
kenjiArai 0:dae1ac0c0a7b 35 host = USBHost::getHostInst();
kenjiArai 0:dae1ac0c0a7b 36 ports_found = 0;
kenjiArai 0:dae1ac0c0a7b 37 dev_connected = false;
kenjiArai 0:dae1ac0c0a7b 38 }
kenjiArai 0:dae1ac0c0a7b 39
kenjiArai 0:dae1ac0c0a7b 40 bool USBHostSerial::connected()
kenjiArai 0:dae1ac0c0a7b 41 {
kenjiArai 0:dae1ac0c0a7b 42 return dev_connected;
kenjiArai 0:dae1ac0c0a7b 43 }
kenjiArai 0:dae1ac0c0a7b 44
kenjiArai 0:dae1ac0c0a7b 45 void USBHostSerial::disconnect(void)
kenjiArai 0:dae1ac0c0a7b 46 {
kenjiArai 0:dae1ac0c0a7b 47 ports_found = 0;
kenjiArai 0:dae1ac0c0a7b 48 dev = NULL;
kenjiArai 0:dae1ac0c0a7b 49 }
kenjiArai 0:dae1ac0c0a7b 50
kenjiArai 0:dae1ac0c0a7b 51 bool USBHostSerial::connect() {
kenjiArai 0:dae1ac0c0a7b 52
kenjiArai 0:dae1ac0c0a7b 53 if (dev)
kenjiArai 0:dae1ac0c0a7b 54 {
kenjiArai 0:dae1ac0c0a7b 55 for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++)
kenjiArai 0:dae1ac0c0a7b 56 {
kenjiArai 0:dae1ac0c0a7b 57 USBDeviceConnected* d = host->getDevice(i);
kenjiArai 0:dae1ac0c0a7b 58 if (dev == d)
kenjiArai 0:dae1ac0c0a7b 59 return true;
kenjiArai 0:dae1ac0c0a7b 60 }
kenjiArai 0:dae1ac0c0a7b 61 disconnect();
kenjiArai 0:dae1ac0c0a7b 62 }
kenjiArai 0:dae1ac0c0a7b 63 for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++)
kenjiArai 0:dae1ac0c0a7b 64 {
kenjiArai 0:dae1ac0c0a7b 65 USBDeviceConnected* d = host->getDevice(i);
kenjiArai 0:dae1ac0c0a7b 66 if (d != NULL) {
kenjiArai 0:dae1ac0c0a7b 67
kenjiArai 0:dae1ac0c0a7b 68 USB_DBG("Trying to connect serial device \r\n");
kenjiArai 0:dae1ac0c0a7b 69 if(host->enumerate(d, this))
kenjiArai 0:dae1ac0c0a7b 70 break;
kenjiArai 0:dae1ac0c0a7b 71
kenjiArai 0:dae1ac0c0a7b 72 USBEndpoint* bulk_in = d->getEndpoint(port_intf, BULK_ENDPOINT, IN);
kenjiArai 0:dae1ac0c0a7b 73 USBEndpoint* bulk_out = d->getEndpoint(port_intf, BULK_ENDPOINT, OUT);
kenjiArai 0:dae1ac0c0a7b 74 if (bulk_in && bulk_out)
kenjiArai 0:dae1ac0c0a7b 75 {
kenjiArai 0:dae1ac0c0a7b 76 USBHostSerialPort::connect(host,d,port_intf,bulk_in, bulk_out);
kenjiArai 0:dae1ac0c0a7b 77 dev = d;
kenjiArai 0:dae1ac0c0a7b 78 dev_connected = true;
kenjiArai 0:dae1ac0c0a7b 79 }
kenjiArai 0:dae1ac0c0a7b 80 }
kenjiArai 0:dae1ac0c0a7b 81 }
kenjiArai 0:dae1ac0c0a7b 82 return dev != NULL;
kenjiArai 0:dae1ac0c0a7b 83 }
kenjiArai 0:dae1ac0c0a7b 84
kenjiArai 0:dae1ac0c0a7b 85 /*virtual*/ void USBHostSerial::setVidPid(uint16_t vid, uint16_t pid)
kenjiArai 0:dae1ac0c0a7b 86 {
kenjiArai 0:dae1ac0c0a7b 87 // we don't check VID/PID for MSD driver
kenjiArai 0:dae1ac0c0a7b 88 }
kenjiArai 0:dae1ac0c0a7b 89
kenjiArai 0:dae1ac0c0a7b 90 /*virtual*/ bool USBHostSerial::parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) //Must return true if the interface should be parsed
kenjiArai 0:dae1ac0c0a7b 91 {
kenjiArai 0:dae1ac0c0a7b 92 if (!ports_found &&
kenjiArai 0:dae1ac0c0a7b 93 CHECK_INTERFACE(intf_class, intf_subclass, intf_protocol)) {
kenjiArai 0:dae1ac0c0a7b 94 port_intf = intf_nb;
kenjiArai 0:dae1ac0c0a7b 95 ports_found = true;
kenjiArai 0:dae1ac0c0a7b 96 return true;
kenjiArai 0:dae1ac0c0a7b 97 }
kenjiArai 0:dae1ac0c0a7b 98 return false;
kenjiArai 0:dae1ac0c0a7b 99 }
kenjiArai 0:dae1ac0c0a7b 100
kenjiArai 0:dae1ac0c0a7b 101 /*virtual*/ bool USBHostSerial::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
kenjiArai 0:dae1ac0c0a7b 102 {
kenjiArai 0:dae1ac0c0a7b 103 if (ports_found && (intf_nb == port_intf)) {
kenjiArai 0:dae1ac0c0a7b 104 if (type == BULK_ENDPOINT)
kenjiArai 0:dae1ac0c0a7b 105 return true;
kenjiArai 0:dae1ac0c0a7b 106 }
kenjiArai 0:dae1ac0c0a7b 107 return false;
kenjiArai 0:dae1ac0c0a7b 108 }
kenjiArai 0:dae1ac0c0a7b 109
kenjiArai 0:dae1ac0c0a7b 110 #else // (USBHOST_SERIAL > 1)
kenjiArai 0:dae1ac0c0a7b 111
kenjiArai 0:dae1ac0c0a7b 112 //------------------------------------------------------------------------------
kenjiArai 0:dae1ac0c0a7b 113
kenjiArai 0:dae1ac0c0a7b 114 USBHostMultiSerial::USBHostMultiSerial()
kenjiArai 0:dae1ac0c0a7b 115 {
kenjiArai 0:dae1ac0c0a7b 116 host = USBHost::getHostInst();
kenjiArai 0:dae1ac0c0a7b 117 dev = NULL;
kenjiArai 0:dae1ac0c0a7b 118 memset(ports, NULL, sizeof(ports));
kenjiArai 0:dae1ac0c0a7b 119 ports_found = 0;
kenjiArai 0:dae1ac0c0a7b 120 dev_connected = false;
kenjiArai 0:dae1ac0c0a7b 121 }
kenjiArai 0:dae1ac0c0a7b 122
kenjiArai 0:dae1ac0c0a7b 123 USBHostMultiSerial::~USBHostMultiSerial()
kenjiArai 0:dae1ac0c0a7b 124 {
kenjiArai 0:dae1ac0c0a7b 125 disconnect();
kenjiArai 0:dae1ac0c0a7b 126 }
kenjiArai 0:dae1ac0c0a7b 127
kenjiArai 0:dae1ac0c0a7b 128 bool USBHostMultiSerial::connected()
kenjiArai 0:dae1ac0c0a7b 129 {
kenjiArai 0:dae1ac0c0a7b 130 return dev_connected;
kenjiArai 0:dae1ac0c0a7b 131 }
kenjiArai 0:dae1ac0c0a7b 132
kenjiArai 0:dae1ac0c0a7b 133 void USBHostMultiSerial::disconnect(void)
kenjiArai 0:dae1ac0c0a7b 134 {
kenjiArai 0:dae1ac0c0a7b 135 for (int port = 0; port < USBHOST_SERIAL; port ++)
kenjiArai 0:dae1ac0c0a7b 136 {
kenjiArai 0:dae1ac0c0a7b 137 if (ports[port])
kenjiArai 0:dae1ac0c0a7b 138 {
kenjiArai 0:dae1ac0c0a7b 139 delete ports[port];
kenjiArai 0:dae1ac0c0a7b 140 ports[port] = NULL;
kenjiArai 0:dae1ac0c0a7b 141 }
kenjiArai 0:dae1ac0c0a7b 142 }
kenjiArai 0:dae1ac0c0a7b 143 ports_found = 0;
kenjiArai 0:dae1ac0c0a7b 144 dev = NULL;
kenjiArai 0:dae1ac0c0a7b 145 }
kenjiArai 0:dae1ac0c0a7b 146
kenjiArai 0:dae1ac0c0a7b 147 bool USBHostMultiSerial::connect() {
kenjiArai 0:dae1ac0c0a7b 148
kenjiArai 0:dae1ac0c0a7b 149 if (dev)
kenjiArai 0:dae1ac0c0a7b 150 {
kenjiArai 0:dae1ac0c0a7b 151 for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++)
kenjiArai 0:dae1ac0c0a7b 152 {
kenjiArai 0:dae1ac0c0a7b 153 USBDeviceConnected* d = host->getDevice(i);
kenjiArai 0:dae1ac0c0a7b 154 if (dev == d)
kenjiArai 0:dae1ac0c0a7b 155 return true;
kenjiArai 0:dae1ac0c0a7b 156 }
kenjiArai 0:dae1ac0c0a7b 157 disconnect();
kenjiArai 0:dae1ac0c0a7b 158 }
kenjiArai 0:dae1ac0c0a7b 159 for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++)
kenjiArai 0:dae1ac0c0a7b 160 {
kenjiArai 0:dae1ac0c0a7b 161 USBDeviceConnected* d = host->getDevice(i);
kenjiArai 0:dae1ac0c0a7b 162 if (d != NULL) {
kenjiArai 0:dae1ac0c0a7b 163
kenjiArai 0:dae1ac0c0a7b 164 USB_DBG("Trying to connect serial device \r\n");
kenjiArai 0:dae1ac0c0a7b 165 if(host->enumerate(d, this))
kenjiArai 0:dae1ac0c0a7b 166 break;
kenjiArai 0:dae1ac0c0a7b 167
kenjiArai 0:dae1ac0c0a7b 168 for (int port = 0; port < ports_found; port ++)
kenjiArai 0:dae1ac0c0a7b 169 {
kenjiArai 0:dae1ac0c0a7b 170 USBEndpoint* bulk_in = d->getEndpoint(port_intf[port], BULK_ENDPOINT, IN);
kenjiArai 0:dae1ac0c0a7b 171 USBEndpoint* bulk_out = d->getEndpoint(port_intf[port], BULK_ENDPOINT, OUT);
kenjiArai 0:dae1ac0c0a7b 172 if (bulk_in && bulk_out)
kenjiArai 0:dae1ac0c0a7b 173 {
kenjiArai 0:dae1ac0c0a7b 174 ports[port] = new USBHostSerialPort();
kenjiArai 0:dae1ac0c0a7b 175 if (ports[port])
kenjiArai 0:dae1ac0c0a7b 176 {
kenjiArai 0:dae1ac0c0a7b 177 ports[port]->connect(host,d,port_intf[port],bulk_in, bulk_out);
kenjiArai 0:dae1ac0c0a7b 178 dev = d;
kenjiArai 0:dae1ac0c0a7b 179 dev_connected = true;
kenjiArai 0:dae1ac0c0a7b 180 }
kenjiArai 0:dae1ac0c0a7b 181 }
kenjiArai 0:dae1ac0c0a7b 182 }
kenjiArai 0:dae1ac0c0a7b 183 }
kenjiArai 0:dae1ac0c0a7b 184 }
kenjiArai 0:dae1ac0c0a7b 185 return dev != NULL;
kenjiArai 0:dae1ac0c0a7b 186 }
kenjiArai 0:dae1ac0c0a7b 187
kenjiArai 0:dae1ac0c0a7b 188 /*virtual*/ void USBHostMultiSerial::setVidPid(uint16_t vid, uint16_t pid)
kenjiArai 0:dae1ac0c0a7b 189 {
kenjiArai 0:dae1ac0c0a7b 190 // we don't check VID/PID for MSD driver
kenjiArai 0:dae1ac0c0a7b 191 }
kenjiArai 0:dae1ac0c0a7b 192
kenjiArai 0:dae1ac0c0a7b 193 /*virtual*/ bool USBHostMultiSerial::parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) //Must return true if the interface should be parsed
kenjiArai 0:dae1ac0c0a7b 194 {
kenjiArai 0:dae1ac0c0a7b 195 if ((ports_found < USBHOST_SERIAL) &&
kenjiArai 0:dae1ac0c0a7b 196 CHECK_INTERFACE(intf_class, intf_subclass, intf_protocol)) {
kenjiArai 0:dae1ac0c0a7b 197 port_intf[ports_found++] = intf_nb;
kenjiArai 0:dae1ac0c0a7b 198 return true;
kenjiArai 0:dae1ac0c0a7b 199 }
kenjiArai 0:dae1ac0c0a7b 200 return false;
kenjiArai 0:dae1ac0c0a7b 201 }
kenjiArai 0:dae1ac0c0a7b 202
kenjiArai 0:dae1ac0c0a7b 203 /*virtual*/ bool USBHostMultiSerial::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
kenjiArai 0:dae1ac0c0a7b 204 {
kenjiArai 0:dae1ac0c0a7b 205 if ((ports_found > 0) && (intf_nb == port_intf[ports_found-1])) {
kenjiArai 0:dae1ac0c0a7b 206 if (type == BULK_ENDPOINT)
kenjiArai 0:dae1ac0c0a7b 207 return true;
kenjiArai 0:dae1ac0c0a7b 208 }
kenjiArai 0:dae1ac0c0a7b 209 return false;
kenjiArai 0:dae1ac0c0a7b 210 }
kenjiArai 0:dae1ac0c0a7b 211
kenjiArai 0:dae1ac0c0a7b 212 #endif
kenjiArai 0:dae1ac0c0a7b 213
kenjiArai 0:dae1ac0c0a7b 214 //------------------------------------------------------------------------------
kenjiArai 0:dae1ac0c0a7b 215
kenjiArai 0:dae1ac0c0a7b 216 #define SET_LINE_CODING 0x20
kenjiArai 0:dae1ac0c0a7b 217
kenjiArai 0:dae1ac0c0a7b 218 USBHostSerialPort::USBHostSerialPort(): circ_buf()
kenjiArai 0:dae1ac0c0a7b 219 {
kenjiArai 0:dae1ac0c0a7b 220 init();
kenjiArai 0:dae1ac0c0a7b 221 }
kenjiArai 0:dae1ac0c0a7b 222
kenjiArai 0:dae1ac0c0a7b 223 void USBHostSerialPort::init(void)
kenjiArai 0:dae1ac0c0a7b 224 {
kenjiArai 0:dae1ac0c0a7b 225 host = NULL;
kenjiArai 0:dae1ac0c0a7b 226 dev = NULL;
kenjiArai 0:dae1ac0c0a7b 227 serial_intf = NULL;
kenjiArai 0:dae1ac0c0a7b 228 size_bulk_in = 0;
kenjiArai 0:dae1ac0c0a7b 229 size_bulk_out = 0;
kenjiArai 0:dae1ac0c0a7b 230 bulk_in = NULL;
kenjiArai 0:dae1ac0c0a7b 231 bulk_out = NULL;
kenjiArai 0:dae1ac0c0a7b 232 line_coding.baudrate = 9600;
kenjiArai 0:dae1ac0c0a7b 233 line_coding.data_bits = 8;
kenjiArai 0:dae1ac0c0a7b 234 line_coding.parity = None;
kenjiArai 0:dae1ac0c0a7b 235 line_coding.stop_bits = 1;
kenjiArai 0:dae1ac0c0a7b 236 circ_buf.flush();
kenjiArai 0:dae1ac0c0a7b 237 }
kenjiArai 0:dae1ac0c0a7b 238
kenjiArai 0:dae1ac0c0a7b 239 void USBHostSerialPort::connect(USBHost* _host, USBDeviceConnected * _dev,
kenjiArai 0:dae1ac0c0a7b 240 uint8_t _serial_intf, USBEndpoint* _bulk_in, USBEndpoint* _bulk_out)
kenjiArai 0:dae1ac0c0a7b 241 {
kenjiArai 0:dae1ac0c0a7b 242 host = _host;
kenjiArai 0:dae1ac0c0a7b 243 dev = _dev;
kenjiArai 0:dae1ac0c0a7b 244 serial_intf = _serial_intf;
kenjiArai 0:dae1ac0c0a7b 245 bulk_in = _bulk_in;
kenjiArai 0:dae1ac0c0a7b 246 bulk_out = _bulk_out;
kenjiArai 0:dae1ac0c0a7b 247
kenjiArai 0:dae1ac0c0a7b 248 USB_INFO("New Serial device: VID:%04x PID:%04x [dev: %p - intf: %d]", dev->getVid(), dev->getPid(), dev, serial_intf);
kenjiArai 0:dae1ac0c0a7b 249 dev->setName("Serial", serial_intf);
kenjiArai 0:dae1ac0c0a7b 250 host->registerDriver(dev, serial_intf, this, &USBHostSerialPort::init);
kenjiArai 0:dae1ac0c0a7b 251 baud(9600);
kenjiArai 0:dae1ac0c0a7b 252 size_bulk_in = bulk_in->getSize();
kenjiArai 0:dae1ac0c0a7b 253 size_bulk_out = bulk_out->getSize();
kenjiArai 0:dae1ac0c0a7b 254 bulk_in->attach(this, &USBHostSerialPort::rxHandler);
kenjiArai 0:dae1ac0c0a7b 255 bulk_out->attach(this, &USBHostSerialPort::txHandler);
kenjiArai 0:dae1ac0c0a7b 256 host->bulkRead(dev, bulk_in, buf, size_bulk_in, false);
kenjiArai 0:dae1ac0c0a7b 257 }
kenjiArai 0:dae1ac0c0a7b 258
kenjiArai 0:dae1ac0c0a7b 259 void USBHostSerialPort::rxHandler() {
kenjiArai 0:dae1ac0c0a7b 260 if (bulk_in) {
kenjiArai 0:dae1ac0c0a7b 261 int len = bulk_in->getLengthTransferred();
kenjiArai 0:dae1ac0c0a7b 262 if (bulk_in->getState() == USB_TYPE_IDLE) {
kenjiArai 0:dae1ac0c0a7b 263 for (int i = 0; i < len; i++) {
kenjiArai 0:dae1ac0c0a7b 264 circ_buf.queue(buf[i]);
kenjiArai 0:dae1ac0c0a7b 265 }
kenjiArai 0:dae1ac0c0a7b 266 //rx.call(); // Modified by JH1PJL on Jul.25,'19
kenjiArai 0:dae1ac0c0a7b 267 host->bulkRead(dev, bulk_in, buf, size_bulk_in, false);
kenjiArai 0:dae1ac0c0a7b 268 }
kenjiArai 0:dae1ac0c0a7b 269 }
kenjiArai 0:dae1ac0c0a7b 270 }
kenjiArai 0:dae1ac0c0a7b 271
kenjiArai 0:dae1ac0c0a7b 272 void USBHostSerialPort::txHandler() {
kenjiArai 0:dae1ac0c0a7b 273 if (bulk_out) {
kenjiArai 0:dae1ac0c0a7b 274 if (bulk_out->getState() == USB_TYPE_IDLE) {
kenjiArai 0:dae1ac0c0a7b 275 //tx.call(); // Modified by JH1PJL on Jul.25,'19
kenjiArai 0:dae1ac0c0a7b 276 }
kenjiArai 0:dae1ac0c0a7b 277 }
kenjiArai 0:dae1ac0c0a7b 278 }
kenjiArai 0:dae1ac0c0a7b 279
kenjiArai 0:dae1ac0c0a7b 280 int USBHostSerialPort::_putc(int c) {
kenjiArai 0:dae1ac0c0a7b 281 if (bulk_out) {
kenjiArai 0:dae1ac0c0a7b 282 if (host->bulkWrite(dev, bulk_out, (uint8_t *)&c, 1) == USB_TYPE_OK) {
kenjiArai 0:dae1ac0c0a7b 283 return 1;
kenjiArai 0:dae1ac0c0a7b 284 }
kenjiArai 0:dae1ac0c0a7b 285 }
kenjiArai 0:dae1ac0c0a7b 286 return -1;
kenjiArai 0:dae1ac0c0a7b 287 }
kenjiArai 0:dae1ac0c0a7b 288
kenjiArai 0:dae1ac0c0a7b 289 void USBHostSerialPort::baud(int baudrate) {
kenjiArai 0:dae1ac0c0a7b 290 line_coding.baudrate = baudrate;
kenjiArai 0:dae1ac0c0a7b 291 format(line_coding.data_bits, (Parity)line_coding.parity, line_coding.stop_bits);
kenjiArai 0:dae1ac0c0a7b 292 }
kenjiArai 0:dae1ac0c0a7b 293
kenjiArai 0:dae1ac0c0a7b 294 void USBHostSerialPort::format(int bits, Parity parity, int stop_bits) {
kenjiArai 0:dae1ac0c0a7b 295 line_coding.data_bits = bits;
kenjiArai 0:dae1ac0c0a7b 296 line_coding.parity = parity;
kenjiArai 0:dae1ac0c0a7b 297 line_coding.stop_bits = (stop_bits == 1) ? 0 : 2;
kenjiArai 0:dae1ac0c0a7b 298
kenjiArai 0:dae1ac0c0a7b 299 // set line coding
kenjiArai 0:dae1ac0c0a7b 300 host->controlWrite( dev,
kenjiArai 0:dae1ac0c0a7b 301 USB_RECIPIENT_INTERFACE | USB_HOST_TO_DEVICE | USB_REQUEST_TYPE_CLASS,
kenjiArai 0:dae1ac0c0a7b 302 SET_LINE_CODING,
kenjiArai 0:dae1ac0c0a7b 303 0, serial_intf, (uint8_t *)&line_coding, 7);
kenjiArai 0:dae1ac0c0a7b 304 }
kenjiArai 0:dae1ac0c0a7b 305
kenjiArai 0:dae1ac0c0a7b 306 int USBHostSerialPort::_getc() {
kenjiArai 0:dae1ac0c0a7b 307 uint8_t c = 0;
kenjiArai 0:dae1ac0c0a7b 308 if (bulk_in == NULL) {
kenjiArai 0:dae1ac0c0a7b 309 init();
kenjiArai 0:dae1ac0c0a7b 310 return -1;
kenjiArai 0:dae1ac0c0a7b 311 }
kenjiArai 0:dae1ac0c0a7b 312 while (circ_buf.isEmpty());
kenjiArai 0:dae1ac0c0a7b 313 circ_buf.dequeue(&c);
kenjiArai 0:dae1ac0c0a7b 314 return c;
kenjiArai 0:dae1ac0c0a7b 315 }
kenjiArai 0:dae1ac0c0a7b 316
kenjiArai 0:dae1ac0c0a7b 317 int USBHostSerialPort::writeBuf(const char* b, int s)
kenjiArai 0:dae1ac0c0a7b 318 {
kenjiArai 0:dae1ac0c0a7b 319 int c = 0;
kenjiArai 0:dae1ac0c0a7b 320 if (bulk_out)
kenjiArai 0:dae1ac0c0a7b 321 {
kenjiArai 0:dae1ac0c0a7b 322 while (c < s)
kenjiArai 0:dae1ac0c0a7b 323 {
kenjiArai 0:dae1ac0c0a7b 324 int i = (s < size_bulk_out) ? s : size_bulk_out;
kenjiArai 0:dae1ac0c0a7b 325 if (host->bulkWrite(dev, bulk_out, (uint8_t *)(b+c), i) == USB_TYPE_OK)
kenjiArai 0:dae1ac0c0a7b 326 c += i;
kenjiArai 0:dae1ac0c0a7b 327 }
kenjiArai 0:dae1ac0c0a7b 328 }
kenjiArai 0:dae1ac0c0a7b 329 return s;
kenjiArai 0:dae1ac0c0a7b 330 }
kenjiArai 0:dae1ac0c0a7b 331
kenjiArai 0:dae1ac0c0a7b 332 int USBHostSerialPort::readBuf(char* b, int s)
kenjiArai 0:dae1ac0c0a7b 333 {
kenjiArai 0:dae1ac0c0a7b 334 int i = 0;
kenjiArai 0:dae1ac0c0a7b 335 if (bulk_in)
kenjiArai 0:dae1ac0c0a7b 336 {
kenjiArai 0:dae1ac0c0a7b 337 for (i = 0; i < s; )
kenjiArai 0:dae1ac0c0a7b 338 b[i++] = getc();
kenjiArai 0:dae1ac0c0a7b 339 }
kenjiArai 0:dae1ac0c0a7b 340 return i;
kenjiArai 0:dae1ac0c0a7b 341 }
kenjiArai 0:dae1ac0c0a7b 342
kenjiArai 0:dae1ac0c0a7b 343 uint8_t USBHostSerialPort::available() {
kenjiArai 0:dae1ac0c0a7b 344 return circ_buf.available();
kenjiArai 0:dae1ac0c0a7b 345 }
kenjiArai 0:dae1ac0c0a7b 346
kenjiArai 0:dae1ac0c0a7b 347 #endif