Maxim Integrated / Mbed OS Host_Software_MAX32664GWEB_HR_EXTENDED

ME11B Sample Code in Maxim Integrated Team

Dependencies:   BMI160 max32630hsp3 MemoryLCD USBDevice

Fork of Host_Software_MAX32664GWEB_HR_EXTENDED by Seyhmus Cacina

Drivers/USBDevice/USBMSD/USBMSD.cpp@0:ac4dea3e2894, 2019-03-18 (annotated)

Committer:
seyhmus.cacina
Date:
Mon Mar 18 10:21:53 2019 +0300
Revision:
0:ac4dea3e2894
ME11B Sample Code First Commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
seyhmus.cacina 0:ac4dea3e2894 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
seyhmus.cacina 0:ac4dea3e2894 2 *
seyhmus.cacina 0:ac4dea3e2894 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
seyhmus.cacina 0:ac4dea3e2894 4 * and associated documentation files (the "Software"), to deal in the Software without
seyhmus.cacina 0:ac4dea3e2894 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
seyhmus.cacina 0:ac4dea3e2894 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
seyhmus.cacina 0:ac4dea3e2894 7 * Software is furnished to do so, subject to the following conditions:
seyhmus.cacina 0:ac4dea3e2894 8 *
seyhmus.cacina 0:ac4dea3e2894 9 * The above copyright notice and this permission notice shall be included in all copies or
seyhmus.cacina 0:ac4dea3e2894 10 * substantial portions of the Software.
seyhmus.cacina 0:ac4dea3e2894 11 *
seyhmus.cacina 0:ac4dea3e2894 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
seyhmus.cacina 0:ac4dea3e2894 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
seyhmus.cacina 0:ac4dea3e2894 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
seyhmus.cacina 0:ac4dea3e2894 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
seyhmus.cacina 0:ac4dea3e2894 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
seyhmus.cacina 0:ac4dea3e2894 17 */
seyhmus.cacina 0:ac4dea3e2894 18
seyhmus.cacina 0:ac4dea3e2894 19 #include "stdint.h"
seyhmus.cacina 0:ac4dea3e2894 20 #include "USBMSD.h"
seyhmus.cacina 0:ac4dea3e2894 21
seyhmus.cacina 0:ac4dea3e2894 22 #define DISK_OK 0x00
seyhmus.cacina 0:ac4dea3e2894 23 #define NO_INIT 0x01
seyhmus.cacina 0:ac4dea3e2894 24 #define NO_DISK 0x02
seyhmus.cacina 0:ac4dea3e2894 25 #define WRITE_PROTECT 0x04
seyhmus.cacina 0:ac4dea3e2894 26
seyhmus.cacina 0:ac4dea3e2894 27 #define CBW_Signature 0x43425355
seyhmus.cacina 0:ac4dea3e2894 28 #define CSW_Signature 0x53425355
seyhmus.cacina 0:ac4dea3e2894 29
seyhmus.cacina 0:ac4dea3e2894 30 // SCSI Commands
seyhmus.cacina 0:ac4dea3e2894 31 #define TEST_UNIT_READY 0x00
seyhmus.cacina 0:ac4dea3e2894 32 #define REQUEST_SENSE 0x03
seyhmus.cacina 0:ac4dea3e2894 33 #define FORMAT_UNIT 0x04
seyhmus.cacina 0:ac4dea3e2894 34 #define INQUIRY 0x12
seyhmus.cacina 0:ac4dea3e2894 35 #define MODE_SELECT6 0x15
seyhmus.cacina 0:ac4dea3e2894 36 #define MODE_SENSE6 0x1A
seyhmus.cacina 0:ac4dea3e2894 37 #define START_STOP_UNIT 0x1B
seyhmus.cacina 0:ac4dea3e2894 38 #define MEDIA_REMOVAL 0x1E
seyhmus.cacina 0:ac4dea3e2894 39 #define READ_FORMAT_CAPACITIES 0x23
seyhmus.cacina 0:ac4dea3e2894 40 #define READ_CAPACITY 0x25
seyhmus.cacina 0:ac4dea3e2894 41 #define READ10 0x28
seyhmus.cacina 0:ac4dea3e2894 42 #define WRITE10 0x2A
seyhmus.cacina 0:ac4dea3e2894 43 #define VERIFY10 0x2F
seyhmus.cacina 0:ac4dea3e2894 44 #define READ12 0xA8
seyhmus.cacina 0:ac4dea3e2894 45 #define WRITE12 0xAA
seyhmus.cacina 0:ac4dea3e2894 46 #define MODE_SELECT10 0x55
seyhmus.cacina 0:ac4dea3e2894 47 #define MODE_SENSE10 0x5A
seyhmus.cacina 0:ac4dea3e2894 48
seyhmus.cacina 0:ac4dea3e2894 49 // MSC class specific requests
seyhmus.cacina 0:ac4dea3e2894 50 #define MSC_REQUEST_RESET 0xFF
seyhmus.cacina 0:ac4dea3e2894 51 #define MSC_REQUEST_GET_MAX_LUN 0xFE
seyhmus.cacina 0:ac4dea3e2894 52
seyhmus.cacina 0:ac4dea3e2894 53 #define DEFAULT_CONFIGURATION (1)
seyhmus.cacina 0:ac4dea3e2894 54
seyhmus.cacina 0:ac4dea3e2894 55 // max packet size
seyhmus.cacina 0:ac4dea3e2894 56 #define MAX_PACKET MAX_PACKET_SIZE_EPBULK
seyhmus.cacina 0:ac4dea3e2894 57
seyhmus.cacina 0:ac4dea3e2894 58 // CSW Status
seyhmus.cacina 0:ac4dea3e2894 59 enum Status {
seyhmus.cacina 0:ac4dea3e2894 60 CSW_PASSED,
seyhmus.cacina 0:ac4dea3e2894 61 CSW_FAILED,
seyhmus.cacina 0:ac4dea3e2894 62 CSW_ERROR,
seyhmus.cacina 0:ac4dea3e2894 63 };
seyhmus.cacina 0:ac4dea3e2894 64
seyhmus.cacina 0:ac4dea3e2894 65
seyhmus.cacina 0:ac4dea3e2894 66 USBMSD::USBMSD(uint16_t vendor_id, uint16_t product_id, uint16_t product_release): USBDevice(vendor_id, product_id, product_release) {
seyhmus.cacina 0:ac4dea3e2894 67 stage = READ_CBW;
seyhmus.cacina 0:ac4dea3e2894 68 memset((void *)&cbw, 0, sizeof(CBW));
seyhmus.cacina 0:ac4dea3e2894 69 memset((void *)&csw, 0, sizeof(CSW));
seyhmus.cacina 0:ac4dea3e2894 70 page = NULL;
seyhmus.cacina 0:ac4dea3e2894 71 }
seyhmus.cacina 0:ac4dea3e2894 72
seyhmus.cacina 0:ac4dea3e2894 73 USBMSD::~USBMSD() {
seyhmus.cacina 0:ac4dea3e2894 74 disconnect();
seyhmus.cacina 0:ac4dea3e2894 75 }
seyhmus.cacina 0:ac4dea3e2894 76
seyhmus.cacina 0:ac4dea3e2894 77
seyhmus.cacina 0:ac4dea3e2894 78 // Called in ISR context to process a class specific request
seyhmus.cacina 0:ac4dea3e2894 79 bool USBMSD::USBCallback_request(void) {
seyhmus.cacina 0:ac4dea3e2894 80
seyhmus.cacina 0:ac4dea3e2894 81 bool success = false;
seyhmus.cacina 0:ac4dea3e2894 82 CONTROL_TRANSFER * transfer = getTransferPtr();
seyhmus.cacina 0:ac4dea3e2894 83 static uint8_t maxLUN[1] = {0};
seyhmus.cacina 0:ac4dea3e2894 84
seyhmus.cacina 0:ac4dea3e2894 85 if (transfer->setup.bmRequestType.Type == CLASS_TYPE) {
seyhmus.cacina 0:ac4dea3e2894 86 switch (transfer->setup.bRequest) {
seyhmus.cacina 0:ac4dea3e2894 87 case MSC_REQUEST_RESET:
seyhmus.cacina 0:ac4dea3e2894 88 reset();
seyhmus.cacina 0:ac4dea3e2894 89 success = true;
seyhmus.cacina 0:ac4dea3e2894 90 break;
seyhmus.cacina 0:ac4dea3e2894 91 case MSC_REQUEST_GET_MAX_LUN:
seyhmus.cacina 0:ac4dea3e2894 92 transfer->remaining = 1;
seyhmus.cacina 0:ac4dea3e2894 93 transfer->ptr = maxLUN;
seyhmus.cacina 0:ac4dea3e2894 94 transfer->direction = DEVICE_TO_HOST;
seyhmus.cacina 0:ac4dea3e2894 95 success = true;
seyhmus.cacina 0:ac4dea3e2894 96 break;
seyhmus.cacina 0:ac4dea3e2894 97 default:
seyhmus.cacina 0:ac4dea3e2894 98 break;
seyhmus.cacina 0:ac4dea3e2894 99 }
seyhmus.cacina 0:ac4dea3e2894 100 }
seyhmus.cacina 0:ac4dea3e2894 101
seyhmus.cacina 0:ac4dea3e2894 102 return success;
seyhmus.cacina 0:ac4dea3e2894 103 }
seyhmus.cacina 0:ac4dea3e2894 104
seyhmus.cacina 0:ac4dea3e2894 105
seyhmus.cacina 0:ac4dea3e2894 106 bool USBMSD::connect(bool blocking) {
seyhmus.cacina 0:ac4dea3e2894 107 //disk initialization
seyhmus.cacina 0:ac4dea3e2894 108 if (disk_status() & NO_INIT) {
seyhmus.cacina 0:ac4dea3e2894 109 if (disk_initialize()) {
seyhmus.cacina 0:ac4dea3e2894 110 return false;
seyhmus.cacina 0:ac4dea3e2894 111 }
seyhmus.cacina 0:ac4dea3e2894 112 }
seyhmus.cacina 0:ac4dea3e2894 113
seyhmus.cacina 0:ac4dea3e2894 114 // get number of blocks
seyhmus.cacina 0:ac4dea3e2894 115 BlockCount = disk_sectors();
seyhmus.cacina 0:ac4dea3e2894 116
seyhmus.cacina 0:ac4dea3e2894 117 // get memory size
seyhmus.cacina 0:ac4dea3e2894 118 MemorySize = disk_size();
seyhmus.cacina 0:ac4dea3e2894 119
seyhmus.cacina 0:ac4dea3e2894 120 if (BlockCount > 0) {
seyhmus.cacina 0:ac4dea3e2894 121 BlockSize = MemorySize / BlockCount;
seyhmus.cacina 0:ac4dea3e2894 122 if (BlockSize != 0) {
seyhmus.cacina 0:ac4dea3e2894 123 free(page);
seyhmus.cacina 0:ac4dea3e2894 124 page = (uint8_t *)malloc(BlockSize * sizeof(uint8_t));
seyhmus.cacina 0:ac4dea3e2894 125 if (page == NULL)
seyhmus.cacina 0:ac4dea3e2894 126 return false;
seyhmus.cacina 0:ac4dea3e2894 127 }
seyhmus.cacina 0:ac4dea3e2894 128 } else {
seyhmus.cacina 0:ac4dea3e2894 129 return false;
seyhmus.cacina 0:ac4dea3e2894 130 }
seyhmus.cacina 0:ac4dea3e2894 131
seyhmus.cacina 0:ac4dea3e2894 132 //connect the device
seyhmus.cacina 0:ac4dea3e2894 133 USBDevice::connect(blocking);
seyhmus.cacina 0:ac4dea3e2894 134 return true;
seyhmus.cacina 0:ac4dea3e2894 135 }
seyhmus.cacina 0:ac4dea3e2894 136
seyhmus.cacina 0:ac4dea3e2894 137 void USBMSD::disconnect() {
seyhmus.cacina 0:ac4dea3e2894 138 USBDevice::disconnect();
seyhmus.cacina 0:ac4dea3e2894 139 //De-allocate MSD page size:
seyhmus.cacina 0:ac4dea3e2894 140 free(page);
seyhmus.cacina 0:ac4dea3e2894 141 page = NULL;
seyhmus.cacina 0:ac4dea3e2894 142 }
seyhmus.cacina 0:ac4dea3e2894 143
seyhmus.cacina 0:ac4dea3e2894 144 void USBMSD::reset() {
seyhmus.cacina 0:ac4dea3e2894 145 stage = READ_CBW;
seyhmus.cacina 0:ac4dea3e2894 146 }
seyhmus.cacina 0:ac4dea3e2894 147
seyhmus.cacina 0:ac4dea3e2894 148
seyhmus.cacina 0:ac4dea3e2894 149 // Called in ISR context called when a data is received
seyhmus.cacina 0:ac4dea3e2894 150 bool USBMSD::EPBULK_OUT_callback() {
seyhmus.cacina 0:ac4dea3e2894 151 uint32_t size = 0;
seyhmus.cacina 0:ac4dea3e2894 152 uint8_t buf[MAX_PACKET_SIZE_EPBULK];
seyhmus.cacina 0:ac4dea3e2894 153 readEP(EPBULK_OUT, buf, &size, MAX_PACKET_SIZE_EPBULK);
seyhmus.cacina 0:ac4dea3e2894 154 switch (stage) {
seyhmus.cacina 0:ac4dea3e2894 155 // the device has to decode the CBW received
seyhmus.cacina 0:ac4dea3e2894 156 case READ_CBW:
seyhmus.cacina 0:ac4dea3e2894 157 CBWDecode(buf, size);
seyhmus.cacina 0:ac4dea3e2894 158 break;
seyhmus.cacina 0:ac4dea3e2894 159
seyhmus.cacina 0:ac4dea3e2894 160 // the device has to receive data from the host
seyhmus.cacina 0:ac4dea3e2894 161 case PROCESS_CBW:
seyhmus.cacina 0:ac4dea3e2894 162 switch (cbw.CB[0]) {
seyhmus.cacina 0:ac4dea3e2894 163 case WRITE10:
seyhmus.cacina 0:ac4dea3e2894 164 case WRITE12:
seyhmus.cacina 0:ac4dea3e2894 165 memoryWrite(buf, size);
seyhmus.cacina 0:ac4dea3e2894 166 break;
seyhmus.cacina 0:ac4dea3e2894 167 case VERIFY10:
seyhmus.cacina 0:ac4dea3e2894 168 memoryVerify(buf, size);
seyhmus.cacina 0:ac4dea3e2894 169 break;
seyhmus.cacina 0:ac4dea3e2894 170 }
seyhmus.cacina 0:ac4dea3e2894 171 break;
seyhmus.cacina 0:ac4dea3e2894 172
seyhmus.cacina 0:ac4dea3e2894 173 // an error has occured: stall endpoint and send CSW
seyhmus.cacina 0:ac4dea3e2894 174 default:
seyhmus.cacina 0:ac4dea3e2894 175 stallEndpoint(EPBULK_OUT);
seyhmus.cacina 0:ac4dea3e2894 176 csw.Status = CSW_ERROR;
seyhmus.cacina 0:ac4dea3e2894 177 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 178 break;
seyhmus.cacina 0:ac4dea3e2894 179 }
seyhmus.cacina 0:ac4dea3e2894 180
seyhmus.cacina 0:ac4dea3e2894 181 //reactivate readings on the OUT bulk endpoint
seyhmus.cacina 0:ac4dea3e2894 182 readStart(EPBULK_OUT, MAX_PACKET_SIZE_EPBULK);
seyhmus.cacina 0:ac4dea3e2894 183 return true;
seyhmus.cacina 0:ac4dea3e2894 184 }
seyhmus.cacina 0:ac4dea3e2894 185
seyhmus.cacina 0:ac4dea3e2894 186 // Called in ISR context when a data has been transferred
seyhmus.cacina 0:ac4dea3e2894 187 bool USBMSD::EPBULK_IN_callback() {
seyhmus.cacina 0:ac4dea3e2894 188 switch (stage) {
seyhmus.cacina 0:ac4dea3e2894 189
seyhmus.cacina 0:ac4dea3e2894 190 // the device has to send data to the host
seyhmus.cacina 0:ac4dea3e2894 191 case PROCESS_CBW:
seyhmus.cacina 0:ac4dea3e2894 192 switch (cbw.CB[0]) {
seyhmus.cacina 0:ac4dea3e2894 193 case READ10:
seyhmus.cacina 0:ac4dea3e2894 194 case READ12:
seyhmus.cacina 0:ac4dea3e2894 195 memoryRead();
seyhmus.cacina 0:ac4dea3e2894 196 break;
seyhmus.cacina 0:ac4dea3e2894 197 }
seyhmus.cacina 0:ac4dea3e2894 198 break;
seyhmus.cacina 0:ac4dea3e2894 199
seyhmus.cacina 0:ac4dea3e2894 200 //the device has to send a CSW
seyhmus.cacina 0:ac4dea3e2894 201 case SEND_CSW:
seyhmus.cacina 0:ac4dea3e2894 202 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 203 break;
seyhmus.cacina 0:ac4dea3e2894 204
seyhmus.cacina 0:ac4dea3e2894 205 // the host has received the CSW -> we wait a CBW
seyhmus.cacina 0:ac4dea3e2894 206 case WAIT_CSW:
seyhmus.cacina 0:ac4dea3e2894 207 stage = READ_CBW;
seyhmus.cacina 0:ac4dea3e2894 208 break;
seyhmus.cacina 0:ac4dea3e2894 209
seyhmus.cacina 0:ac4dea3e2894 210 // an error has occured
seyhmus.cacina 0:ac4dea3e2894 211 default:
seyhmus.cacina 0:ac4dea3e2894 212 stallEndpoint(EPBULK_IN);
seyhmus.cacina 0:ac4dea3e2894 213 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 214 break;
seyhmus.cacina 0:ac4dea3e2894 215 }
seyhmus.cacina 0:ac4dea3e2894 216 return true;
seyhmus.cacina 0:ac4dea3e2894 217 }
seyhmus.cacina 0:ac4dea3e2894 218
seyhmus.cacina 0:ac4dea3e2894 219
seyhmus.cacina 0:ac4dea3e2894 220 void USBMSD::memoryWrite (uint8_t * buf, uint16_t size) {
seyhmus.cacina 0:ac4dea3e2894 221
seyhmus.cacina 0:ac4dea3e2894 222 if ((addr + size) > MemorySize) {
seyhmus.cacina 0:ac4dea3e2894 223 size = MemorySize - addr;
seyhmus.cacina 0:ac4dea3e2894 224 stage = ERROR;
seyhmus.cacina 0:ac4dea3e2894 225 stallEndpoint(EPBULK_OUT);
seyhmus.cacina 0:ac4dea3e2894 226 }
seyhmus.cacina 0:ac4dea3e2894 227
seyhmus.cacina 0:ac4dea3e2894 228 // we fill an array in RAM of 1 block before writing it in memory
seyhmus.cacina 0:ac4dea3e2894 229 for (int i = 0; i < size; i++)
seyhmus.cacina 0:ac4dea3e2894 230 page[addr%BlockSize + i] = buf[i];
seyhmus.cacina 0:ac4dea3e2894 231
seyhmus.cacina 0:ac4dea3e2894 232 // if the array is filled, write it in memory
seyhmus.cacina 0:ac4dea3e2894 233 if (!((addr + size)%BlockSize)) {
seyhmus.cacina 0:ac4dea3e2894 234 if (!(disk_status() & WRITE_PROTECT)) {
seyhmus.cacina 0:ac4dea3e2894 235 disk_write(page, addr/BlockSize, 1);
seyhmus.cacina 0:ac4dea3e2894 236 }
seyhmus.cacina 0:ac4dea3e2894 237 }
seyhmus.cacina 0:ac4dea3e2894 238
seyhmus.cacina 0:ac4dea3e2894 239 addr += size;
seyhmus.cacina 0:ac4dea3e2894 240 length -= size;
seyhmus.cacina 0:ac4dea3e2894 241 csw.DataResidue -= size;
seyhmus.cacina 0:ac4dea3e2894 242
seyhmus.cacina 0:ac4dea3e2894 243 if ((!length) || (stage != PROCESS_CBW)) {
seyhmus.cacina 0:ac4dea3e2894 244 csw.Status = (stage == ERROR) ? CSW_FAILED : CSW_PASSED;
seyhmus.cacina 0:ac4dea3e2894 245 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 246 }
seyhmus.cacina 0:ac4dea3e2894 247 }
seyhmus.cacina 0:ac4dea3e2894 248
seyhmus.cacina 0:ac4dea3e2894 249 void USBMSD::memoryVerify (uint8_t * buf, uint16_t size) {
seyhmus.cacina 0:ac4dea3e2894 250 uint32_t n;
seyhmus.cacina 0:ac4dea3e2894 251
seyhmus.cacina 0:ac4dea3e2894 252 if ((addr + size) > MemorySize) {
seyhmus.cacina 0:ac4dea3e2894 253 size = MemorySize - addr;
seyhmus.cacina 0:ac4dea3e2894 254 stage = ERROR;
seyhmus.cacina 0:ac4dea3e2894 255 stallEndpoint(EPBULK_OUT);
seyhmus.cacina 0:ac4dea3e2894 256 }
seyhmus.cacina 0:ac4dea3e2894 257
seyhmus.cacina 0:ac4dea3e2894 258 // beginning of a new block -> load a whole block in RAM
seyhmus.cacina 0:ac4dea3e2894 259 if (!(addr%BlockSize))
seyhmus.cacina 0:ac4dea3e2894 260 disk_read(page, addr/BlockSize, 1);
seyhmus.cacina 0:ac4dea3e2894 261
seyhmus.cacina 0:ac4dea3e2894 262 // info are in RAM -> no need to re-read memory
seyhmus.cacina 0:ac4dea3e2894 263 for (n = 0; n < size; n++) {
seyhmus.cacina 0:ac4dea3e2894 264 if (page[addr%BlockSize + n] != buf[n]) {
seyhmus.cacina 0:ac4dea3e2894 265 memOK = false;
seyhmus.cacina 0:ac4dea3e2894 266 break;
seyhmus.cacina 0:ac4dea3e2894 267 }
seyhmus.cacina 0:ac4dea3e2894 268 }
seyhmus.cacina 0:ac4dea3e2894 269
seyhmus.cacina 0:ac4dea3e2894 270 addr += size;
seyhmus.cacina 0:ac4dea3e2894 271 length -= size;
seyhmus.cacina 0:ac4dea3e2894 272 csw.DataResidue -= size;
seyhmus.cacina 0:ac4dea3e2894 273
seyhmus.cacina 0:ac4dea3e2894 274 if ( !length || (stage != PROCESS_CBW)) {
seyhmus.cacina 0:ac4dea3e2894 275 csw.Status = (memOK && (stage == PROCESS_CBW)) ? CSW_PASSED : CSW_FAILED;
seyhmus.cacina 0:ac4dea3e2894 276 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 277 }
seyhmus.cacina 0:ac4dea3e2894 278 }
seyhmus.cacina 0:ac4dea3e2894 279
seyhmus.cacina 0:ac4dea3e2894 280
seyhmus.cacina 0:ac4dea3e2894 281 bool USBMSD::inquiryRequest (void) {
seyhmus.cacina 0:ac4dea3e2894 282 uint8_t inquiry[] = { 0x00, 0x80, 0x00, 0x01,
seyhmus.cacina 0:ac4dea3e2894 283 36 - 4, 0x80, 0x00, 0x00,
seyhmus.cacina 0:ac4dea3e2894 284 'M', 'B', 'E', 'D', '.', 'O', 'R', 'G',
seyhmus.cacina 0:ac4dea3e2894 285 'M', 'B', 'E', 'D', ' ', 'U', 'S', 'B', ' ', 'D', 'I', 'S', 'K', ' ', ' ', ' ',
seyhmus.cacina 0:ac4dea3e2894 286 '1', '.', '0', ' ',
seyhmus.cacina 0:ac4dea3e2894 287 };
seyhmus.cacina 0:ac4dea3e2894 288 if (!write(inquiry, sizeof(inquiry))) {
seyhmus.cacina 0:ac4dea3e2894 289 return false;
seyhmus.cacina 0:ac4dea3e2894 290 }
seyhmus.cacina 0:ac4dea3e2894 291 return true;
seyhmus.cacina 0:ac4dea3e2894 292 }
seyhmus.cacina 0:ac4dea3e2894 293
seyhmus.cacina 0:ac4dea3e2894 294
seyhmus.cacina 0:ac4dea3e2894 295 bool USBMSD::readFormatCapacity() {
seyhmus.cacina 0:ac4dea3e2894 296 uint8_t capacity[] = { 0x00, 0x00, 0x00, 0x08,
seyhmus.cacina 0:ac4dea3e2894 297 (uint8_t)((BlockCount >> 24) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 298 (uint8_t)((BlockCount >> 16) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 299 (uint8_t)((BlockCount >> 8) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 300 (uint8_t)((BlockCount >> 0) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 301
seyhmus.cacina 0:ac4dea3e2894 302 0x02,
seyhmus.cacina 0:ac4dea3e2894 303 (uint8_t)((BlockSize >> 16) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 304 (uint8_t)((BlockSize >> 8) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 305 (uint8_t)((BlockSize >> 0) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 306 };
seyhmus.cacina 0:ac4dea3e2894 307 if (!write(capacity, sizeof(capacity))) {
seyhmus.cacina 0:ac4dea3e2894 308 return false;
seyhmus.cacina 0:ac4dea3e2894 309 }
seyhmus.cacina 0:ac4dea3e2894 310 return true;
seyhmus.cacina 0:ac4dea3e2894 311 }
seyhmus.cacina 0:ac4dea3e2894 312
seyhmus.cacina 0:ac4dea3e2894 313
seyhmus.cacina 0:ac4dea3e2894 314 bool USBMSD::readCapacity (void) {
seyhmus.cacina 0:ac4dea3e2894 315 uint8_t capacity[] = {
seyhmus.cacina 0:ac4dea3e2894 316 (uint8_t)(((BlockCount - 1) >> 24) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 317 (uint8_t)(((BlockCount - 1) >> 16) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 318 (uint8_t)(((BlockCount - 1) >> 8) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 319 (uint8_t)(((BlockCount - 1) >> 0) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 320
seyhmus.cacina 0:ac4dea3e2894 321 (uint8_t)((BlockSize >> 24) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 322 (uint8_t)((BlockSize >> 16) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 323 (uint8_t)((BlockSize >> 8) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 324 (uint8_t)((BlockSize >> 0) & 0xff),
seyhmus.cacina 0:ac4dea3e2894 325 };
seyhmus.cacina 0:ac4dea3e2894 326 if (!write(capacity, sizeof(capacity))) {
seyhmus.cacina 0:ac4dea3e2894 327 return false;
seyhmus.cacina 0:ac4dea3e2894 328 }
seyhmus.cacina 0:ac4dea3e2894 329 return true;
seyhmus.cacina 0:ac4dea3e2894 330 }
seyhmus.cacina 0:ac4dea3e2894 331
seyhmus.cacina 0:ac4dea3e2894 332 bool USBMSD::write (uint8_t * buf, uint16_t size) {
seyhmus.cacina 0:ac4dea3e2894 333
seyhmus.cacina 0:ac4dea3e2894 334 if (size >= cbw.DataLength) {
seyhmus.cacina 0:ac4dea3e2894 335 size = cbw.DataLength;
seyhmus.cacina 0:ac4dea3e2894 336 }
seyhmus.cacina 0:ac4dea3e2894 337 stage = SEND_CSW;
seyhmus.cacina 0:ac4dea3e2894 338
seyhmus.cacina 0:ac4dea3e2894 339 if (!writeNB(EPBULK_IN, buf, size, MAX_PACKET_SIZE_EPBULK)) {
seyhmus.cacina 0:ac4dea3e2894 340 return false;
seyhmus.cacina 0:ac4dea3e2894 341 }
seyhmus.cacina 0:ac4dea3e2894 342
seyhmus.cacina 0:ac4dea3e2894 343 csw.DataResidue -= size;
seyhmus.cacina 0:ac4dea3e2894 344 csw.Status = CSW_PASSED;
seyhmus.cacina 0:ac4dea3e2894 345 return true;
seyhmus.cacina 0:ac4dea3e2894 346 }
seyhmus.cacina 0:ac4dea3e2894 347
seyhmus.cacina 0:ac4dea3e2894 348
seyhmus.cacina 0:ac4dea3e2894 349 bool USBMSD::modeSense6 (void) {
seyhmus.cacina 0:ac4dea3e2894 350 uint8_t sense6[] = { 0x03, 0x00, 0x00, 0x00 };
seyhmus.cacina 0:ac4dea3e2894 351 if (!write(sense6, sizeof(sense6))) {
seyhmus.cacina 0:ac4dea3e2894 352 return false;
seyhmus.cacina 0:ac4dea3e2894 353 }
seyhmus.cacina 0:ac4dea3e2894 354 return true;
seyhmus.cacina 0:ac4dea3e2894 355 }
seyhmus.cacina 0:ac4dea3e2894 356
seyhmus.cacina 0:ac4dea3e2894 357 void USBMSD::sendCSW() {
seyhmus.cacina 0:ac4dea3e2894 358 csw.Signature = CSW_Signature;
seyhmus.cacina 0:ac4dea3e2894 359 writeNB(EPBULK_IN, (uint8_t *)&csw, sizeof(CSW), MAX_PACKET_SIZE_EPBULK);
seyhmus.cacina 0:ac4dea3e2894 360 stage = WAIT_CSW;
seyhmus.cacina 0:ac4dea3e2894 361 }
seyhmus.cacina 0:ac4dea3e2894 362
seyhmus.cacina 0:ac4dea3e2894 363 bool USBMSD::requestSense (void) {
seyhmus.cacina 0:ac4dea3e2894 364 uint8_t request_sense[] = {
seyhmus.cacina 0:ac4dea3e2894 365 0x70,
seyhmus.cacina 0:ac4dea3e2894 366 0x00,
seyhmus.cacina 0:ac4dea3e2894 367 0x05, // Sense Key: illegal request
seyhmus.cacina 0:ac4dea3e2894 368 0x00,
seyhmus.cacina 0:ac4dea3e2894 369 0x00,
seyhmus.cacina 0:ac4dea3e2894 370 0x00,
seyhmus.cacina 0:ac4dea3e2894 371 0x00,
seyhmus.cacina 0:ac4dea3e2894 372 0x0A,
seyhmus.cacina 0:ac4dea3e2894 373 0x00,
seyhmus.cacina 0:ac4dea3e2894 374 0x00,
seyhmus.cacina 0:ac4dea3e2894 375 0x00,
seyhmus.cacina 0:ac4dea3e2894 376 0x00,
seyhmus.cacina 0:ac4dea3e2894 377 0x30,
seyhmus.cacina 0:ac4dea3e2894 378 0x01,
seyhmus.cacina 0:ac4dea3e2894 379 0x00,
seyhmus.cacina 0:ac4dea3e2894 380 0x00,
seyhmus.cacina 0:ac4dea3e2894 381 0x00,
seyhmus.cacina 0:ac4dea3e2894 382 0x00,
seyhmus.cacina 0:ac4dea3e2894 383 };
seyhmus.cacina 0:ac4dea3e2894 384
seyhmus.cacina 0:ac4dea3e2894 385 if (!write(request_sense, sizeof(request_sense))) {
seyhmus.cacina 0:ac4dea3e2894 386 return false;
seyhmus.cacina 0:ac4dea3e2894 387 }
seyhmus.cacina 0:ac4dea3e2894 388
seyhmus.cacina 0:ac4dea3e2894 389 return true;
seyhmus.cacina 0:ac4dea3e2894 390 }
seyhmus.cacina 0:ac4dea3e2894 391
seyhmus.cacina 0:ac4dea3e2894 392 void USBMSD::fail() {
seyhmus.cacina 0:ac4dea3e2894 393 csw.Status = CSW_FAILED;
seyhmus.cacina 0:ac4dea3e2894 394 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 395 }
seyhmus.cacina 0:ac4dea3e2894 396
seyhmus.cacina 0:ac4dea3e2894 397
seyhmus.cacina 0:ac4dea3e2894 398 void USBMSD::CBWDecode(uint8_t * buf, uint16_t size) {
seyhmus.cacina 0:ac4dea3e2894 399 if (size == sizeof(cbw)) {
seyhmus.cacina 0:ac4dea3e2894 400 memcpy((uint8_t *)&cbw, buf, size);
seyhmus.cacina 0:ac4dea3e2894 401 if (cbw.Signature == CBW_Signature) {
seyhmus.cacina 0:ac4dea3e2894 402 csw.Tag = cbw.Tag;
seyhmus.cacina 0:ac4dea3e2894 403 csw.DataResidue = cbw.DataLength;
seyhmus.cacina 0:ac4dea3e2894 404 if ((cbw.CBLength < 1) || (cbw.CBLength > 16) ) {
seyhmus.cacina 0:ac4dea3e2894 405 fail();
seyhmus.cacina 0:ac4dea3e2894 406 } else {
seyhmus.cacina 0:ac4dea3e2894 407 switch (cbw.CB[0]) {
seyhmus.cacina 0:ac4dea3e2894 408 case TEST_UNIT_READY:
seyhmus.cacina 0:ac4dea3e2894 409 testUnitReady();
seyhmus.cacina 0:ac4dea3e2894 410 break;
seyhmus.cacina 0:ac4dea3e2894 411 case REQUEST_SENSE:
seyhmus.cacina 0:ac4dea3e2894 412 requestSense();
seyhmus.cacina 0:ac4dea3e2894 413 break;
seyhmus.cacina 0:ac4dea3e2894 414 case INQUIRY:
seyhmus.cacina 0:ac4dea3e2894 415 inquiryRequest();
seyhmus.cacina 0:ac4dea3e2894 416 break;
seyhmus.cacina 0:ac4dea3e2894 417 case MODE_SENSE6:
seyhmus.cacina 0:ac4dea3e2894 418 modeSense6();
seyhmus.cacina 0:ac4dea3e2894 419 break;
seyhmus.cacina 0:ac4dea3e2894 420 case READ_FORMAT_CAPACITIES:
seyhmus.cacina 0:ac4dea3e2894 421 readFormatCapacity();
seyhmus.cacina 0:ac4dea3e2894 422 break;
seyhmus.cacina 0:ac4dea3e2894 423 case READ_CAPACITY:
seyhmus.cacina 0:ac4dea3e2894 424 readCapacity();
seyhmus.cacina 0:ac4dea3e2894 425 break;
seyhmus.cacina 0:ac4dea3e2894 426 case READ10:
seyhmus.cacina 0:ac4dea3e2894 427 case READ12:
seyhmus.cacina 0:ac4dea3e2894 428 if (infoTransfer()) {
seyhmus.cacina 0:ac4dea3e2894 429 if ((cbw.Flags & 0x80)) {
seyhmus.cacina 0:ac4dea3e2894 430 stage = PROCESS_CBW;
seyhmus.cacina 0:ac4dea3e2894 431 memoryRead();
seyhmus.cacina 0:ac4dea3e2894 432 } else {
seyhmus.cacina 0:ac4dea3e2894 433 stallEndpoint(EPBULK_OUT);
seyhmus.cacina 0:ac4dea3e2894 434 csw.Status = CSW_ERROR;
seyhmus.cacina 0:ac4dea3e2894 435 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 436 }
seyhmus.cacina 0:ac4dea3e2894 437 }
seyhmus.cacina 0:ac4dea3e2894 438 break;
seyhmus.cacina 0:ac4dea3e2894 439 case WRITE10:
seyhmus.cacina 0:ac4dea3e2894 440 case WRITE12:
seyhmus.cacina 0:ac4dea3e2894 441 if (infoTransfer()) {
seyhmus.cacina 0:ac4dea3e2894 442 if (!(cbw.Flags & 0x80)) {
seyhmus.cacina 0:ac4dea3e2894 443 stage = PROCESS_CBW;
seyhmus.cacina 0:ac4dea3e2894 444 } else {
seyhmus.cacina 0:ac4dea3e2894 445 stallEndpoint(EPBULK_IN);
seyhmus.cacina 0:ac4dea3e2894 446 csw.Status = CSW_ERROR;
seyhmus.cacina 0:ac4dea3e2894 447 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 448 }
seyhmus.cacina 0:ac4dea3e2894 449 }
seyhmus.cacina 0:ac4dea3e2894 450 break;
seyhmus.cacina 0:ac4dea3e2894 451 case VERIFY10:
seyhmus.cacina 0:ac4dea3e2894 452 if (!(cbw.CB[1] & 0x02)) {
seyhmus.cacina 0:ac4dea3e2894 453 csw.Status = CSW_PASSED;
seyhmus.cacina 0:ac4dea3e2894 454 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 455 break;
seyhmus.cacina 0:ac4dea3e2894 456 }
seyhmus.cacina 0:ac4dea3e2894 457 if (infoTransfer()) {
seyhmus.cacina 0:ac4dea3e2894 458 if (!(cbw.Flags & 0x80)) {
seyhmus.cacina 0:ac4dea3e2894 459 stage = PROCESS_CBW;
seyhmus.cacina 0:ac4dea3e2894 460 memOK = true;
seyhmus.cacina 0:ac4dea3e2894 461 } else {
seyhmus.cacina 0:ac4dea3e2894 462 stallEndpoint(EPBULK_IN);
seyhmus.cacina 0:ac4dea3e2894 463 csw.Status = CSW_ERROR;
seyhmus.cacina 0:ac4dea3e2894 464 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 465 }
seyhmus.cacina 0:ac4dea3e2894 466 }
seyhmus.cacina 0:ac4dea3e2894 467 break;
seyhmus.cacina 0:ac4dea3e2894 468 case MEDIA_REMOVAL:
seyhmus.cacina 0:ac4dea3e2894 469 csw.Status = CSW_PASSED;
seyhmus.cacina 0:ac4dea3e2894 470 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 471 break;
seyhmus.cacina 0:ac4dea3e2894 472 default:
seyhmus.cacina 0:ac4dea3e2894 473 fail();
seyhmus.cacina 0:ac4dea3e2894 474 break;
seyhmus.cacina 0:ac4dea3e2894 475 }
seyhmus.cacina 0:ac4dea3e2894 476 }
seyhmus.cacina 0:ac4dea3e2894 477 }
seyhmus.cacina 0:ac4dea3e2894 478 }
seyhmus.cacina 0:ac4dea3e2894 479 }
seyhmus.cacina 0:ac4dea3e2894 480
seyhmus.cacina 0:ac4dea3e2894 481 void USBMSD::testUnitReady (void) {
seyhmus.cacina 0:ac4dea3e2894 482
seyhmus.cacina 0:ac4dea3e2894 483 if (cbw.DataLength != 0) {
seyhmus.cacina 0:ac4dea3e2894 484 if ((cbw.Flags & 0x80) != 0) {
seyhmus.cacina 0:ac4dea3e2894 485 stallEndpoint(EPBULK_IN);
seyhmus.cacina 0:ac4dea3e2894 486 } else {
seyhmus.cacina 0:ac4dea3e2894 487 stallEndpoint(EPBULK_OUT);
seyhmus.cacina 0:ac4dea3e2894 488 }
seyhmus.cacina 0:ac4dea3e2894 489 }
seyhmus.cacina 0:ac4dea3e2894 490
seyhmus.cacina 0:ac4dea3e2894 491 csw.Status = CSW_PASSED;
seyhmus.cacina 0:ac4dea3e2894 492 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 493 }
seyhmus.cacina 0:ac4dea3e2894 494
seyhmus.cacina 0:ac4dea3e2894 495
seyhmus.cacina 0:ac4dea3e2894 496 void USBMSD::memoryRead (void) {
seyhmus.cacina 0:ac4dea3e2894 497 uint32_t n;
seyhmus.cacina 0:ac4dea3e2894 498
seyhmus.cacina 0:ac4dea3e2894 499 n = (length > MAX_PACKET) ? MAX_PACKET : length;
seyhmus.cacina 0:ac4dea3e2894 500
seyhmus.cacina 0:ac4dea3e2894 501 if ((addr + n) > MemorySize) {
seyhmus.cacina 0:ac4dea3e2894 502 n = MemorySize - addr;
seyhmus.cacina 0:ac4dea3e2894 503 stage = ERROR;
seyhmus.cacina 0:ac4dea3e2894 504 }
seyhmus.cacina 0:ac4dea3e2894 505
seyhmus.cacina 0:ac4dea3e2894 506 // we read an entire block
seyhmus.cacina 0:ac4dea3e2894 507 if (!(addr%BlockSize))
seyhmus.cacina 0:ac4dea3e2894 508 disk_read(page, addr/BlockSize, 1);
seyhmus.cacina 0:ac4dea3e2894 509
seyhmus.cacina 0:ac4dea3e2894 510 // write data which are in RAM
seyhmus.cacina 0:ac4dea3e2894 511 writeNB(EPBULK_IN, &page[addr%BlockSize], n, MAX_PACKET_SIZE_EPBULK);
seyhmus.cacina 0:ac4dea3e2894 512
seyhmus.cacina 0:ac4dea3e2894 513 addr += n;
seyhmus.cacina 0:ac4dea3e2894 514 length -= n;
seyhmus.cacina 0:ac4dea3e2894 515
seyhmus.cacina 0:ac4dea3e2894 516 csw.DataResidue -= n;
seyhmus.cacina 0:ac4dea3e2894 517
seyhmus.cacina 0:ac4dea3e2894 518 if ( !length || (stage != PROCESS_CBW)) {
seyhmus.cacina 0:ac4dea3e2894 519 csw.Status = (stage == PROCESS_CBW) ? CSW_PASSED : CSW_FAILED;
seyhmus.cacina 0:ac4dea3e2894 520 stage = (stage == PROCESS_CBW) ? SEND_CSW : stage;
seyhmus.cacina 0:ac4dea3e2894 521 }
seyhmus.cacina 0:ac4dea3e2894 522 }
seyhmus.cacina 0:ac4dea3e2894 523
seyhmus.cacina 0:ac4dea3e2894 524
seyhmus.cacina 0:ac4dea3e2894 525 bool USBMSD::infoTransfer (void) {
seyhmus.cacina 0:ac4dea3e2894 526 uint32_t n;
seyhmus.cacina 0:ac4dea3e2894 527
seyhmus.cacina 0:ac4dea3e2894 528 // Logical Block Address of First Block
seyhmus.cacina 0:ac4dea3e2894 529 n = (cbw.CB[2] << 24) | (cbw.CB[3] << 16) | (cbw.CB[4] << 8) | (cbw.CB[5] << 0);
seyhmus.cacina 0:ac4dea3e2894 530
seyhmus.cacina 0:ac4dea3e2894 531 addr = n * BlockSize;
seyhmus.cacina 0:ac4dea3e2894 532
seyhmus.cacina 0:ac4dea3e2894 533 // Number of Blocks to transfer
seyhmus.cacina 0:ac4dea3e2894 534 switch (cbw.CB[0]) {
seyhmus.cacina 0:ac4dea3e2894 535 case READ10:
seyhmus.cacina 0:ac4dea3e2894 536 case WRITE10:
seyhmus.cacina 0:ac4dea3e2894 537 case VERIFY10:
seyhmus.cacina 0:ac4dea3e2894 538 n = (cbw.CB[7] << 8) | (cbw.CB[8] << 0);
seyhmus.cacina 0:ac4dea3e2894 539 break;
seyhmus.cacina 0:ac4dea3e2894 540
seyhmus.cacina 0:ac4dea3e2894 541 case READ12:
seyhmus.cacina 0:ac4dea3e2894 542 case WRITE12:
seyhmus.cacina 0:ac4dea3e2894 543 n = (cbw.CB[6] << 24) | (cbw.CB[7] << 16) | (cbw.CB[8] << 8) | (cbw.CB[9] << 0);
seyhmus.cacina 0:ac4dea3e2894 544 break;
seyhmus.cacina 0:ac4dea3e2894 545 }
seyhmus.cacina 0:ac4dea3e2894 546
seyhmus.cacina 0:ac4dea3e2894 547 length = n * BlockSize;
seyhmus.cacina 0:ac4dea3e2894 548
seyhmus.cacina 0:ac4dea3e2894 549 if (!cbw.DataLength) { // host requests no data
seyhmus.cacina 0:ac4dea3e2894 550 csw.Status = CSW_FAILED;
seyhmus.cacina 0:ac4dea3e2894 551 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 552 return false;
seyhmus.cacina 0:ac4dea3e2894 553 }
seyhmus.cacina 0:ac4dea3e2894 554
seyhmus.cacina 0:ac4dea3e2894 555 if (cbw.DataLength != length) {
seyhmus.cacina 0:ac4dea3e2894 556 if ((cbw.Flags & 0x80) != 0) {
seyhmus.cacina 0:ac4dea3e2894 557 stallEndpoint(EPBULK_IN);
seyhmus.cacina 0:ac4dea3e2894 558 } else {
seyhmus.cacina 0:ac4dea3e2894 559 stallEndpoint(EPBULK_OUT);
seyhmus.cacina 0:ac4dea3e2894 560 }
seyhmus.cacina 0:ac4dea3e2894 561
seyhmus.cacina 0:ac4dea3e2894 562 csw.Status = CSW_FAILED;
seyhmus.cacina 0:ac4dea3e2894 563 sendCSW();
seyhmus.cacina 0:ac4dea3e2894 564 return false;
seyhmus.cacina 0:ac4dea3e2894 565 }
seyhmus.cacina 0:ac4dea3e2894 566
seyhmus.cacina 0:ac4dea3e2894 567 return true;
seyhmus.cacina 0:ac4dea3e2894 568 }
seyhmus.cacina 0:ac4dea3e2894 569
seyhmus.cacina 0:ac4dea3e2894 570
seyhmus.cacina 0:ac4dea3e2894 571
seyhmus.cacina 0:ac4dea3e2894 572
seyhmus.cacina 0:ac4dea3e2894 573
seyhmus.cacina 0:ac4dea3e2894 574 // Called in ISR context
seyhmus.cacina 0:ac4dea3e2894 575 // Set configuration. Return false if the
seyhmus.cacina 0:ac4dea3e2894 576 // configuration is not supported.
seyhmus.cacina 0:ac4dea3e2894 577 bool USBMSD::USBCallback_setConfiguration(uint8_t configuration) {
seyhmus.cacina 0:ac4dea3e2894 578 if (configuration != DEFAULT_CONFIGURATION) {
seyhmus.cacina 0:ac4dea3e2894 579 return false;
seyhmus.cacina 0:ac4dea3e2894 580 }
seyhmus.cacina 0:ac4dea3e2894 581
seyhmus.cacina 0:ac4dea3e2894 582 // Configure endpoints > 0
seyhmus.cacina 0:ac4dea3e2894 583 addEndpoint(EPBULK_IN, MAX_PACKET_SIZE_EPBULK);
seyhmus.cacina 0:ac4dea3e2894 584 addEndpoint(EPBULK_OUT, MAX_PACKET_SIZE_EPBULK);
seyhmus.cacina 0:ac4dea3e2894 585
seyhmus.cacina 0:ac4dea3e2894 586 //activate readings
seyhmus.cacina 0:ac4dea3e2894 587 readStart(EPBULK_OUT, MAX_PACKET_SIZE_EPBULK);
seyhmus.cacina 0:ac4dea3e2894 588 return true;
seyhmus.cacina 0:ac4dea3e2894 589 }
seyhmus.cacina 0:ac4dea3e2894 590
seyhmus.cacina 0:ac4dea3e2894 591
seyhmus.cacina 0:ac4dea3e2894 592 uint8_t * USBMSD::stringIinterfaceDesc() {
seyhmus.cacina 0:ac4dea3e2894 593 static uint8_t stringIinterfaceDescriptor[] = {
seyhmus.cacina 0:ac4dea3e2894 594 0x08, //bLength
seyhmus.cacina 0:ac4dea3e2894 595 STRING_DESCRIPTOR, //bDescriptorType 0x03
seyhmus.cacina 0:ac4dea3e2894 596 'M',0,'S',0,'D',0 //bString iInterface - MSD
seyhmus.cacina 0:ac4dea3e2894 597 };
seyhmus.cacina 0:ac4dea3e2894 598 return stringIinterfaceDescriptor;
seyhmus.cacina 0:ac4dea3e2894 599 }
seyhmus.cacina 0:ac4dea3e2894 600
seyhmus.cacina 0:ac4dea3e2894 601 uint8_t * USBMSD::stringIproductDesc() {
seyhmus.cacina 0:ac4dea3e2894 602 static uint8_t stringIproductDescriptor[] = {
seyhmus.cacina 0:ac4dea3e2894 603 0x12, //bLength
seyhmus.cacina 0:ac4dea3e2894 604 STRING_DESCRIPTOR, //bDescriptorType 0x03
seyhmus.cacina 0:ac4dea3e2894 605 'M',0,'b',0,'e',0,'d',0,' ',0,'M',0,'S',0,'D',0 //bString iProduct - Mbed Audio
seyhmus.cacina 0:ac4dea3e2894 606 };
seyhmus.cacina 0:ac4dea3e2894 607 return stringIproductDescriptor;
seyhmus.cacina 0:ac4dea3e2894 608 }
seyhmus.cacina 0:ac4dea3e2894 609
seyhmus.cacina 0:ac4dea3e2894 610
seyhmus.cacina 0:ac4dea3e2894 611 uint8_t * USBMSD::configurationDesc() {
seyhmus.cacina 0:ac4dea3e2894 612 static uint8_t configDescriptor[] = {
seyhmus.cacina 0:ac4dea3e2894 613
seyhmus.cacina 0:ac4dea3e2894 614 // Configuration 1
seyhmus.cacina 0:ac4dea3e2894 615 9, // bLength
seyhmus.cacina 0:ac4dea3e2894 616 2, // bDescriptorType
seyhmus.cacina 0:ac4dea3e2894 617 LSB(9 + 9 + 7 + 7), // wTotalLength
seyhmus.cacina 0:ac4dea3e2894 618 MSB(9 + 9 + 7 + 7),
seyhmus.cacina 0:ac4dea3e2894 619 0x01, // bNumInterfaces
seyhmus.cacina 0:ac4dea3e2894 620 0x01, // bConfigurationValue: 0x01 is used to select this configuration
seyhmus.cacina 0:ac4dea3e2894 621 0x00, // iConfiguration: no string to describe this configuration
seyhmus.cacina 0:ac4dea3e2894 622 0xC0, // bmAttributes
seyhmus.cacina 0:ac4dea3e2894 623 100, // bMaxPower, device power consumption is 100 mA
seyhmus.cacina 0:ac4dea3e2894 624
seyhmus.cacina 0:ac4dea3e2894 625 // Interface 0, Alternate Setting 0, MSC Class
seyhmus.cacina 0:ac4dea3e2894 626 9, // bLength
seyhmus.cacina 0:ac4dea3e2894 627 4, // bDescriptorType
seyhmus.cacina 0:ac4dea3e2894 628 0x00, // bInterfaceNumber
seyhmus.cacina 0:ac4dea3e2894 629 0x00, // bAlternateSetting
seyhmus.cacina 0:ac4dea3e2894 630 0x02, // bNumEndpoints
seyhmus.cacina 0:ac4dea3e2894 631 0x08, // bInterfaceClass
seyhmus.cacina 0:ac4dea3e2894 632 0x06, // bInterfaceSubClass
seyhmus.cacina 0:ac4dea3e2894 633 0x50, // bInterfaceProtocol
seyhmus.cacina 0:ac4dea3e2894 634 0x04, // iInterface
seyhmus.cacina 0:ac4dea3e2894 635
seyhmus.cacina 0:ac4dea3e2894 636 // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
seyhmus.cacina 0:ac4dea3e2894 637 7, // bLength
seyhmus.cacina 0:ac4dea3e2894 638 5, // bDescriptorType
seyhmus.cacina 0:ac4dea3e2894 639 PHY_TO_DESC(EPBULK_IN), // bEndpointAddress
seyhmus.cacina 0:ac4dea3e2894 640 0x02, // bmAttributes (0x02=bulk)
seyhmus.cacina 0:ac4dea3e2894 641 LSB(MAX_PACKET_SIZE_EPBULK),// wMaxPacketSize (LSB)
seyhmus.cacina 0:ac4dea3e2894 642 MSB(MAX_PACKET_SIZE_EPBULK),// wMaxPacketSize (MSB)
seyhmus.cacina 0:ac4dea3e2894 643 0, // bInterval
seyhmus.cacina 0:ac4dea3e2894 644
seyhmus.cacina 0:ac4dea3e2894 645 // endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
seyhmus.cacina 0:ac4dea3e2894 646 7, // bLength
seyhmus.cacina 0:ac4dea3e2894 647 5, // bDescriptorType
seyhmus.cacina 0:ac4dea3e2894 648 PHY_TO_DESC(EPBULK_OUT), // bEndpointAddress
seyhmus.cacina 0:ac4dea3e2894 649 0x02, // bmAttributes (0x02=bulk)
seyhmus.cacina 0:ac4dea3e2894 650 LSB(MAX_PACKET_SIZE_EPBULK),// wMaxPacketSize (LSB)
seyhmus.cacina 0:ac4dea3e2894 651 MSB(MAX_PACKET_SIZE_EPBULK),// wMaxPacketSize (MSB)
seyhmus.cacina 0:ac4dea3e2894 652 0 // bInterval
seyhmus.cacina 0:ac4dea3e2894 653 };
seyhmus.cacina 0:ac4dea3e2894 654 return configDescriptor;
seyhmus.cacina 0:ac4dea3e2894 655 }