Norimasa Okamoto / F401RE-USBHost

Simple USBHost ｌibrary for Nucleo F446RE/F411RE/F401RE FRDM-KL46Z/KL25Z/F64F LPC4088/LPC1768

Dependencies:   FATFileSystem

Dependents:   F401RE-BTstack_example F401RE-USBHostMSD_HelloWorld

Fork of KL46Z-USBHost by Norimasa Okamoto

簡易USBホストライブラリです。
official-USBHostの下位互換で対応プログラムを僅かな修正で動かすことが出来ます。

Platforms

  • Nucleo F446RE
  • Nucleo F411RE
  • Nucleo F401RE
  • FRDM-K64F
  • FRDM-KL46Z
  • FRDM-KL25Z
  • LPC4088
  • LPC1768

Nucleo F446RE/F411RE/F401REのUSB接続方法

ST morphoUSB
U5V (CN10-8)VBUS　(1 RED)
PA11 (CN10-14)DM　 (2 WHITE)
PA12 (CN10-12)DP　 (3 GREEN)
GND (CN10-20)GND　(4 BLACK)

Examples

Import programF446RE-USBHostMouse_HelloWorld

USBHostMouse Hello World for ST-Nucleo-F446RE

Last commit 01 May 2016 by Norimasa Okamoto

Import programF401RE-USBHostMSD_HelloWorld

Simple USBHost MSD(USB flash drive) for Nucleo F401RE/FRDM-KL46Z test program

Last commit 13 Jun 2014 by Norimasa Okamoto

Import programF401RE-USBHostC270_example

Simple USBHost WebCam test program

Last commit 01 May 2016 by Norimasa Okamoto

Import programK64F_USBHostC270_example

Simple USBHost C270 example

Last commit 08 Aug 2014 by FRDM-K64F Code Share

Import programF401RE-BTstack_example

BTstack for Nucleo F401RE/FRDM-KL46Z example program

Last commit 09 Jun 2014 by Norimasa Okamoto

Import programUSBHostRSSI_example

Bluetooth device discovery example program.

Last commit 10 Jul 2014 by Norimasa Okamoto

Import programKL46Z-USBHostGPS_HelloWorld

Simple USBHost GPS Dongle Receiver for FRDM-KL46Z test program

Last commit 05 Feb 2014 by Norimasa Okamoto

USBHostMSD/USBHostMSD.cpp@9:7f9f64cf5ded, 2014-02-03 (annotated)

Committer:
va009039
Date:
Mon Feb 03 13:00:16 2014 +0000
Revision:
9:7f9f64cf5ded
Parent:
8:6463cd1964c0 
add interrupt write transfer.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 9:7f9f64cf5ded 1 /* mbed USBHost Library
va009039 9:7f9f64cf5ded 2 * Copyright (c) 2006-2013 ARM Limited
va009039 9:7f9f64cf5ded 3 *
va009039 9:7f9f64cf5ded 4 * Licensed under the Apache License, Version 2.0 (the "License");
va009039 9:7f9f64cf5ded 5 * you may not use this file except in compliance with the License.
va009039 9:7f9f64cf5ded 6 * You may obtain a copy of the License at
va009039 9:7f9f64cf5ded 7 *
va009039 9:7f9f64cf5ded 8 * http://www.apache.org/licenses/LICENSE-2.0
va009039 9:7f9f64cf5ded 9 *
va009039 9:7f9f64cf5ded 10 * Unless required by applicable law or agreed to in writing, software
va009039 9:7f9f64cf5ded 11 * distributed under the License is distributed on an "AS IS" BASIS,
va009039 9:7f9f64cf5ded 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
va009039 9:7f9f64cf5ded 13 * See the License for the specific language governing permissions and
va009039 9:7f9f64cf5ded 14 * limitations under the License.
va009039 9:7f9f64cf5ded 15 */
va009039 9:7f9f64cf5ded 16
va009039 9:7f9f64cf5ded 17 #include "USBHostMSD.h"
va009039 9:7f9f64cf5ded 18
va009039 9:7f9f64cf5ded 19 #if USBHOST_MSD
va009039 9:7f9f64cf5ded 20
va009039 9:7f9f64cf5ded 21 #include "dbg.h"
va009039 9:7f9f64cf5ded 22
va009039 9:7f9f64cf5ded 23 #define CBW_SIGNATURE 0x43425355
va009039 9:7f9f64cf5ded 24 #define CSW_SIGNATURE 0x53425355
va009039 9:7f9f64cf5ded 25
va009039 9:7f9f64cf5ded 26 #define DEVICE_TO_HOST 0x80
va009039 9:7f9f64cf5ded 27 #define HOST_TO_DEVICE 0x00
va009039 9:7f9f64cf5ded 28
va009039 9:7f9f64cf5ded 29 #define GET_MAX_LUN (0xFE)
va009039 9:7f9f64cf5ded 30 #define BO_MASS_STORAGE_RESET (0xFF)
va009039 9:7f9f64cf5ded 31
va009039 9:7f9f64cf5ded 32 USBHostMSD::USBHostMSD(const char * rootdir) : FATFileSystem(rootdir)
va009039 9:7f9f64cf5ded 33 {
va009039 9:7f9f64cf5ded 34 host = USBHost::getHostInst();
va009039 9:7f9f64cf5ded 35 init();
va009039 9:7f9f64cf5ded 36 }
va009039 9:7f9f64cf5ded 37
va009039 9:7f9f64cf5ded 38 void USBHostMSD::init() {
va009039 9:7f9f64cf5ded 39 dev_connected = false;
va009039 9:7f9f64cf5ded 40 dev = NULL;
va009039 9:7f9f64cf5ded 41 bulk_in = NULL;
va009039 9:7f9f64cf5ded 42 bulk_out = NULL;
va009039 9:7f9f64cf5ded 43 dev_connected = false;
va009039 9:7f9f64cf5ded 44 blockSize = 0;
va009039 9:7f9f64cf5ded 45 blockCount = 0;
va009039 9:7f9f64cf5ded 46 msd_intf = -1;
va009039 9:7f9f64cf5ded 47 msd_device_found = false;
va009039 9:7f9f64cf5ded 48 disk_init = false;
va009039 9:7f9f64cf5ded 49 dev_connected = false;
va009039 9:7f9f64cf5ded 50 nb_ep = 0;
va009039 9:7f9f64cf5ded 51 }
va009039 9:7f9f64cf5ded 52
va009039 9:7f9f64cf5ded 53
va009039 9:7f9f64cf5ded 54 bool USBHostMSD::connected()
va009039 9:7f9f64cf5ded 55 {
va009039 9:7f9f64cf5ded 56 return dev_connected;
va009039 9:7f9f64cf5ded 57 }
va009039 9:7f9f64cf5ded 58
va009039 9:7f9f64cf5ded 59 bool USBHostMSD::connect()
va009039 9:7f9f64cf5ded 60 {
va009039 9:7f9f64cf5ded 61
va009039 9:7f9f64cf5ded 62 if (dev_connected) {
va009039 9:7f9f64cf5ded 63 return true;
va009039 9:7f9f64cf5ded 64 }
va009039 9:7f9f64cf5ded 65
va009039 9:7f9f64cf5ded 66 for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++) {
va009039 9:7f9f64cf5ded 67 if ((dev = host->getDevice(i)) != NULL) {
va009039 9:7f9f64cf5ded 68
va009039 9:7f9f64cf5ded 69 USB_DBG("Trying to connect MSD device\r\n");
va009039 9:7f9f64cf5ded 70
va009039 9:7f9f64cf5ded 71 if(host->enumerate(dev, this))
va009039 9:7f9f64cf5ded 72 break;
va009039 9:7f9f64cf5ded 73
va009039 9:7f9f64cf5ded 74 if (msd_device_found) {
va009039 9:7f9f64cf5ded 75 bulk_in = dev->getEndpoint(msd_intf, BULK_ENDPOINT, IN);
va009039 9:7f9f64cf5ded 76 bulk_out = dev->getEndpoint(msd_intf, BULK_ENDPOINT, OUT);
va009039 9:7f9f64cf5ded 77
va009039 9:7f9f64cf5ded 78 if (!bulk_in || !bulk_out)
va009039 9:7f9f64cf5ded 79 continue;
va009039 9:7f9f64cf5ded 80
va009039 9:7f9f64cf5ded 81 USB_INFO("New MSD device: VID:%04x PID:%04x [dev: %p - intf: %d]", dev->getVid(), dev->getPid(), dev, msd_intf);
va009039 9:7f9f64cf5ded 82 dev->setName("MSD", msd_intf);
va009039 9:7f9f64cf5ded 83 host->registerDriver(dev, msd_intf, this, &USBHostMSD::init);
va009039 9:7f9f64cf5ded 84
va009039 9:7f9f64cf5ded 85 dev_connected = true;
va009039 9:7f9f64cf5ded 86 return true;
va009039 9:7f9f64cf5ded 87 }
va009039 9:7f9f64cf5ded 88 } //if()
va009039 9:7f9f64cf5ded 89 } //for()
va009039 9:7f9f64cf5ded 90 init();
va009039 9:7f9f64cf5ded 91 return false;
va009039 9:7f9f64cf5ded 92 }
va009039 9:7f9f64cf5ded 93
va009039 9:7f9f64cf5ded 94 /*virtual*/ void USBHostMSD::setVidPid(uint16_t vid, uint16_t pid)
va009039 9:7f9f64cf5ded 95 {
va009039 9:7f9f64cf5ded 96 // we don't check VID/PID for MSD driver
va009039 9:7f9f64cf5ded 97 }
va009039 9:7f9f64cf5ded 98
va009039 9:7f9f64cf5ded 99 /*virtual*/ bool USBHostMSD::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
va009039 9:7f9f64cf5ded 100 {
va009039 9:7f9f64cf5ded 101 if ((msd_intf == -1) &&
va009039 9:7f9f64cf5ded 102 (intf_class == MSD_CLASS) &&
va009039 9:7f9f64cf5ded 103 (intf_subclass == 0x06) &&
va009039 9:7f9f64cf5ded 104 (intf_protocol == 0x50)) {
va009039 9:7f9f64cf5ded 105 msd_intf = intf_nb;
va009039 9:7f9f64cf5ded 106 return true;
va009039 9:7f9f64cf5ded 107 }
va009039 9:7f9f64cf5ded 108 return false;
va009039 9:7f9f64cf5ded 109 }
va009039 9:7f9f64cf5ded 110
va009039 9:7f9f64cf5ded 111 /*virtual*/ bool USBHostMSD::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
va009039 9:7f9f64cf5ded 112 {
va009039 9:7f9f64cf5ded 113 if (intf_nb == msd_intf) {
va009039 9:7f9f64cf5ded 114 if (type == BULK_ENDPOINT) {
va009039 9:7f9f64cf5ded 115 nb_ep++;
va009039 9:7f9f64cf5ded 116 if (nb_ep == 2)
va009039 9:7f9f64cf5ded 117 msd_device_found = true;
va009039 9:7f9f64cf5ded 118 return true;
va009039 9:7f9f64cf5ded 119 }
va009039 9:7f9f64cf5ded 120 }
va009039 9:7f9f64cf5ded 121 return false;
va009039 9:7f9f64cf5ded 122 }
va009039 9:7f9f64cf5ded 123
va009039 9:7f9f64cf5ded 124
va009039 9:7f9f64cf5ded 125 int USBHostMSD::testUnitReady() {
va009039 9:7f9f64cf5ded 126 USB_DBG("Test unit ready");
va009039 9:7f9f64cf5ded 127 return SCSITransfer(NULL, 6, DEVICE_TO_HOST, 0, 0);
va009039 9:7f9f64cf5ded 128 }
va009039 9:7f9f64cf5ded 129
va009039 9:7f9f64cf5ded 130
va009039 9:7f9f64cf5ded 131 int USBHostMSD::readCapacity() {
va009039 9:7f9f64cf5ded 132 USB_DBG("Read capacity");
va009039 9:7f9f64cf5ded 133 uint8_t cmd[10] = {0x25,0,0,0,0,0,0,0,0,0};
va009039 9:7f9f64cf5ded 134 uint8_t result[8];
va009039 9:7f9f64cf5ded 135 int status = SCSITransfer(cmd, 10, DEVICE_TO_HOST, result, 8);
va009039 9:7f9f64cf5ded 136 if (status == 0) {
va009039 9:7f9f64cf5ded 137 blockCount = (result[0] << 24) | (result[1] << 16) | (result[2] << 8) | result[3];
va009039 9:7f9f64cf5ded 138 blockSize = (result[4] << 24) | (result[5] << 16) | (result[6] << 8) | result[7];
va009039 9:7f9f64cf5ded 139 USB_INFO("MSD [dev: %p] - blockCount: %lld, blockSize: %d, Capacity: %lld\r\n", dev, blockCount, blockSize, blockCount*blockSize);
va009039 9:7f9f64cf5ded 140 }
va009039 9:7f9f64cf5ded 141 return status;
va009039 9:7f9f64cf5ded 142 }
va009039 9:7f9f64cf5ded 143
va009039 9:7f9f64cf5ded 144
va009039 9:7f9f64cf5ded 145 int USBHostMSD::SCSIRequestSense() {
va009039 9:7f9f64cf5ded 146 USB_DBG("Request sense");
va009039 9:7f9f64cf5ded 147 uint8_t cmd[6] = {0x03,0,0,0,18,0};
va009039 9:7f9f64cf5ded 148 uint8_t result[18];
va009039 9:7f9f64cf5ded 149 int status = SCSITransfer(cmd, 6, DEVICE_TO_HOST, result, 18);
va009039 9:7f9f64cf5ded 150 return status;
va009039 9:7f9f64cf5ded 151 }
va009039 9:7f9f64cf5ded 152
va009039 9:7f9f64cf5ded 153
va009039 9:7f9f64cf5ded 154 int USBHostMSD::inquiry(uint8_t lun, uint8_t page_code) {
va009039 9:7f9f64cf5ded 155 USB_DBG("Inquiry");
va009039 9:7f9f64cf5ded 156 uint8_t evpd = (page_code == 0) ? 0 : 1;
va009039 9:7f9f64cf5ded 157 uint8_t cmd[6] = {0x12, uint8_t((lun << 5) | evpd), page_code, 0, 36, 0};
va009039 9:7f9f64cf5ded 158 uint8_t result[36];
va009039 9:7f9f64cf5ded 159 int status = SCSITransfer(cmd, 6, DEVICE_TO_HOST, result, 36);
va009039 9:7f9f64cf5ded 160 if (status == 0) {
va009039 9:7f9f64cf5ded 161 char vid_pid[17];
va009039 9:7f9f64cf5ded 162 memcpy(vid_pid, &result[8], 8);
va009039 9:7f9f64cf5ded 163 vid_pid[8] = 0;
va009039 9:7f9f64cf5ded 164 USB_INFO("MSD [dev: %p] - Vendor ID: %s", dev, vid_pid);
va009039 9:7f9f64cf5ded 165
va009039 9:7f9f64cf5ded 166 memcpy(vid_pid, &result[16], 16);
va009039 9:7f9f64cf5ded 167 vid_pid[16] = 0;
va009039 9:7f9f64cf5ded 168 USB_INFO("MSD [dev: %p] - Product ID: %s", dev, vid_pid);
va009039 9:7f9f64cf5ded 169
va009039 9:7f9f64cf5ded 170 memcpy(vid_pid, &result[32], 4);
va009039 9:7f9f64cf5ded 171 vid_pid[4] = 0;
va009039 9:7f9f64cf5ded 172 USB_INFO("MSD [dev: %p] - Product rev: %s", dev, vid_pid);
va009039 9:7f9f64cf5ded 173 }
va009039 9:7f9f64cf5ded 174 return status;
va009039 9:7f9f64cf5ded 175 }
va009039 9:7f9f64cf5ded 176
va009039 9:7f9f64cf5ded 177 int USBHostMSD::checkResult(uint8_t res, USBEndpoint * ep) {
va009039 9:7f9f64cf5ded 178 // if ep stalled: send clear feature
va009039 9:7f9f64cf5ded 179 if (res == USB_TYPE_STALL_ERROR) {
va009039 9:7f9f64cf5ded 180 res = host->controlWrite( dev,
va009039 9:7f9f64cf5ded 181 USB_RECIPIENT_ENDPOINT | USB_HOST_TO_DEVICE | USB_REQUEST_TYPE_STANDARD,
va009039 9:7f9f64cf5ded 182 CLEAR_FEATURE,
va009039 9:7f9f64cf5ded 183 0, ep->getAddress(), NULL, 0);
va009039 9:7f9f64cf5ded 184 // set state to IDLE if clear feature successful
va009039 9:7f9f64cf5ded 185 if (res == USB_TYPE_OK) {
va009039 9:7f9f64cf5ded 186 ep->setState(USB_TYPE_IDLE);
va009039 9:7f9f64cf5ded 187 }
va009039 9:7f9f64cf5ded 188 }
va009039 9:7f9f64cf5ded 189
va009039 9:7f9f64cf5ded 190 if (res != USB_TYPE_OK)
va009039 9:7f9f64cf5ded 191 return -1;
va009039 9:7f9f64cf5ded 192
va009039 9:7f9f64cf5ded 193 return 0;
va009039 9:7f9f64cf5ded 194 }
va009039 9:7f9f64cf5ded 195
va009039 9:7f9f64cf5ded 196
va009039 9:7f9f64cf5ded 197 int USBHostMSD::SCSITransfer(uint8_t * cmd, uint8_t cmd_len, int flags, uint8_t * data, uint32_t transfer_len) {
va009039 9:7f9f64cf5ded 198
va009039 9:7f9f64cf5ded 199 int res = 0;
va009039 9:7f9f64cf5ded 200
va009039 9:7f9f64cf5ded 201 cbw.Signature = CBW_SIGNATURE;
va009039 9:7f9f64cf5ded 202 cbw.Tag = 0;
va009039 9:7f9f64cf5ded 203 cbw.DataLength = transfer_len;
va009039 9:7f9f64cf5ded 204 cbw.Flags = flags;
va009039 9:7f9f64cf5ded 205 cbw.LUN = 0;
va009039 9:7f9f64cf5ded 206 cbw.CBLength = cmd_len;
va009039 9:7f9f64cf5ded 207 memset(cbw.CB,0,sizeof(cbw.CB));
va009039 9:7f9f64cf5ded 208 if (cmd) {
va009039 9:7f9f64cf5ded 209 memcpy(cbw.CB,cmd,cmd_len);
va009039 9:7f9f64cf5ded 210 }
va009039 9:7f9f64cf5ded 211
va009039 9:7f9f64cf5ded 212 // send the cbw
va009039 9:7f9f64cf5ded 213 USB_DBG("Send CBW");
va009039 9:7f9f64cf5ded 214 res = host->bulkWrite(dev, bulk_out,(uint8_t *)&cbw, 31);
va009039 9:7f9f64cf5ded 215 if (checkResult(res, bulk_out))
va009039 9:7f9f64cf5ded 216 return -1;
va009039 9:7f9f64cf5ded 217
va009039 9:7f9f64cf5ded 218 // data stage if needed
va009039 9:7f9f64cf5ded 219 if (data) {
va009039 9:7f9f64cf5ded 220 USB_DBG("data stage");
va009039 9:7f9f64cf5ded 221 if (flags == HOST_TO_DEVICE) {
va009039 9:7f9f64cf5ded 222
va009039 9:7f9f64cf5ded 223 res = host->bulkWrite(dev, bulk_out, data, transfer_len);
va009039 9:7f9f64cf5ded 224 if (checkResult(res, bulk_out))
va009039 9:7f9f64cf5ded 225 return -1;
va009039 9:7f9f64cf5ded 226
va009039 9:7f9f64cf5ded 227 } else if (flags == DEVICE_TO_HOST) {
va009039 9:7f9f64cf5ded 228
va009039 9:7f9f64cf5ded 229 res = host->bulkRead(dev, bulk_in, data, transfer_len);
va009039 9:7f9f64cf5ded 230 if (checkResult(res, bulk_in))
va009039 9:7f9f64cf5ded 231 return -1;
va009039 9:7f9f64cf5ded 232 }
va009039 9:7f9f64cf5ded 233 }
va009039 9:7f9f64cf5ded 234
va009039 9:7f9f64cf5ded 235 // status stage
va009039 9:7f9f64cf5ded 236 csw.Signature = 0;
va009039 9:7f9f64cf5ded 237 USB_DBG("Read CSW");
va009039 9:7f9f64cf5ded 238 res = host->bulkRead(dev, bulk_in,(uint8_t *)&csw, 13);
va009039 9:7f9f64cf5ded 239 if (checkResult(res, bulk_in))
va009039 9:7f9f64cf5ded 240 return -1;
va009039 9:7f9f64cf5ded 241
va009039 9:7f9f64cf5ded 242 if (csw.Signature != CSW_SIGNATURE) {
va009039 9:7f9f64cf5ded 243 return -1;
va009039 9:7f9f64cf5ded 244 }
va009039 9:7f9f64cf5ded 245
va009039 9:7f9f64cf5ded 246 USB_DBG("recv csw: status: %d", csw.Status);
va009039 9:7f9f64cf5ded 247
va009039 9:7f9f64cf5ded 248 // ModeSense?
va009039 9:7f9f64cf5ded 249 if ((csw.Status == 1) && (cmd[0] != 0x03)) {
va009039 9:7f9f64cf5ded 250 USB_DBG("request mode sense");
va009039 9:7f9f64cf5ded 251 return SCSIRequestSense();
va009039 9:7f9f64cf5ded 252 }
va009039 9:7f9f64cf5ded 253
va009039 9:7f9f64cf5ded 254 // perform reset recovery
va009039 9:7f9f64cf5ded 255 if ((csw.Status == 2) && (cmd[0] != 0x03)) {
va009039 9:7f9f64cf5ded 256
va009039 9:7f9f64cf5ded 257 // send Bulk-Only Mass Storage Reset request
va009039 9:7f9f64cf5ded 258 res = host->controlWrite( dev,
va009039 9:7f9f64cf5ded 259 USB_RECIPIENT_INTERFACE | USB_HOST_TO_DEVICE | USB_REQUEST_TYPE_CLASS,
va009039 9:7f9f64cf5ded 260 BO_MASS_STORAGE_RESET,
va009039 9:7f9f64cf5ded 261 0, msd_intf, NULL, 0);
va009039 9:7f9f64cf5ded 262
va009039 9:7f9f64cf5ded 263 // unstall both endpoints
va009039 9:7f9f64cf5ded 264 res = host->controlWrite( dev,
va009039 9:7f9f64cf5ded 265 USB_RECIPIENT_ENDPOINT | USB_HOST_TO_DEVICE | USB_REQUEST_TYPE_STANDARD,
va009039 9:7f9f64cf5ded 266 CLEAR_FEATURE,
va009039 9:7f9f64cf5ded 267 0, bulk_in->getAddress(), NULL, 0);
va009039 9:7f9f64cf5ded 268
va009039 9:7f9f64cf5ded 269 res = host->controlWrite( dev,
va009039 9:7f9f64cf5ded 270 USB_RECIPIENT_ENDPOINT | USB_HOST_TO_DEVICE | USB_REQUEST_TYPE_STANDARD,
va009039 9:7f9f64cf5ded 271 CLEAR_FEATURE,
va009039 9:7f9f64cf5ded 272 0, bulk_out->getAddress(), NULL, 0);
va009039 9:7f9f64cf5ded 273
va009039 9:7f9f64cf5ded 274 }
va009039 9:7f9f64cf5ded 275
va009039 9:7f9f64cf5ded 276 return csw.Status;
va009039 9:7f9f64cf5ded 277 }
va009039 9:7f9f64cf5ded 278
va009039 9:7f9f64cf5ded 279
va009039 9:7f9f64cf5ded 280 int USBHostMSD::dataTransfer(uint8_t * buf, uint32_t block, uint8_t nbBlock, int direction) {
va009039 9:7f9f64cf5ded 281 uint8_t cmd[10];
va009039 9:7f9f64cf5ded 282 memset(cmd,0,10);
va009039 9:7f9f64cf5ded 283 cmd[0] = (direction == DEVICE_TO_HOST) ? 0x28 : 0x2A;
va009039 9:7f9f64cf5ded 284
va009039 9:7f9f64cf5ded 285 cmd[2] = (block >> 24) & 0xff;
va009039 9:7f9f64cf5ded 286 cmd[3] = (block >> 16) & 0xff;
va009039 9:7f9f64cf5ded 287 cmd[4] = (block >> 8) & 0xff;
va009039 9:7f9f64cf5ded 288 cmd[5] = block & 0xff;
va009039 9:7f9f64cf5ded 289
va009039 9:7f9f64cf5ded 290 cmd[7] = (nbBlock >> 8) & 0xff;
va009039 9:7f9f64cf5ded 291 cmd[8] = nbBlock & 0xff;
va009039 9:7f9f64cf5ded 292
va009039 9:7f9f64cf5ded 293 return SCSITransfer(cmd, 10, direction, buf, blockSize*nbBlock);
va009039 9:7f9f64cf5ded 294 }
va009039 9:7f9f64cf5ded 295
va009039 9:7f9f64cf5ded 296 int USBHostMSD::getMaxLun() {
va009039 9:7f9f64cf5ded 297 uint8_t buf[1], res;
va009039 9:7f9f64cf5ded 298 res = host->controlRead( dev, USB_RECIPIENT_INTERFACE | USB_DEVICE_TO_HOST | USB_REQUEST_TYPE_CLASS,
va009039 9:7f9f64cf5ded 299 0xfe, 0, msd_intf, buf, 1);
va009039 9:7f9f64cf5ded 300 USB_DBG("max lun: %d", buf[0]);
va009039 9:7f9f64cf5ded 301 return res;
va009039 9:7f9f64cf5ded 302 }
va009039 9:7f9f64cf5ded 303
va009039 9:7f9f64cf5ded 304 int USBHostMSD::disk_initialize() {
va009039 9:7f9f64cf5ded 305 USB_DBG("FILESYSTEM: init");
va009039 9:7f9f64cf5ded 306 /* U16 */int i, timeout = 10;
va009039 9:7f9f64cf5ded 307
va009039 9:7f9f64cf5ded 308 getMaxLun();
va009039 9:7f9f64cf5ded 309
va009039 9:7f9f64cf5ded 310 for (i = 0; i < timeout; i++) {
va009039 9:7f9f64cf5ded 311 wait_ms(100); //Thread::wait(100);
va009039 9:7f9f64cf5ded 312 if (!testUnitReady())
va009039 9:7f9f64cf5ded 313 break;
va009039 9:7f9f64cf5ded 314 }
va009039 9:7f9f64cf5ded 315
va009039 9:7f9f64cf5ded 316 if (i == timeout) {
va009039 9:7f9f64cf5ded 317 disk_init = false;
va009039 9:7f9f64cf5ded 318 return -1;
va009039 9:7f9f64cf5ded 319 }
va009039 9:7f9f64cf5ded 320
va009039 9:7f9f64cf5ded 321 inquiry(0, 0);
va009039 9:7f9f64cf5ded 322 disk_init = 1;
va009039 9:7f9f64cf5ded 323 return readCapacity();
va009039 9:7f9f64cf5ded 324 }
va009039 9:7f9f64cf5ded 325
va009039 9:7f9f64cf5ded 326 int USBHostMSD::disk_write(const uint8_t *buffer, uint64_t block_number) {
va009039 9:7f9f64cf5ded 327 USB_DBG("FILESYSTEM: write block: %lld", block_number);
va009039 9:7f9f64cf5ded 328 if (!disk_init) {
va009039 9:7f9f64cf5ded 329 disk_initialize();
va009039 9:7f9f64cf5ded 330 }
va009039 9:7f9f64cf5ded 331 if (!disk_init)
va009039 9:7f9f64cf5ded 332 return -1;
va009039 9:7f9f64cf5ded 333 return dataTransfer((uint8_t *)buffer, block_number, 1, HOST_TO_DEVICE);
va009039 9:7f9f64cf5ded 334 }
va009039 9:7f9f64cf5ded 335
va009039 9:7f9f64cf5ded 336 int USBHostMSD::disk_read(uint8_t * buffer, uint64_t block_number) {
va009039 9:7f9f64cf5ded 337 USB_DBG("FILESYSTEM: read block %lld", block_number);
va009039 9:7f9f64cf5ded 338 if (!disk_init) {
va009039 9:7f9f64cf5ded 339 disk_initialize();
va009039 9:7f9f64cf5ded 340 }
va009039 9:7f9f64cf5ded 341 if (!disk_init)
va009039 9:7f9f64cf5ded 342 return -1;
va009039 9:7f9f64cf5ded 343 return dataTransfer((uint8_t *)buffer, block_number, 1, DEVICE_TO_HOST);
va009039 9:7f9f64cf5ded 344 }
va009039 9:7f9f64cf5ded 345
va009039 9:7f9f64cf5ded 346 uint64_t USBHostMSD::disk_sectors() {
va009039 9:7f9f64cf5ded 347 USB_DBG("FILESYSTEM: sectors");
va009039 9:7f9f64cf5ded 348 if (!disk_init) {
va009039 9:7f9f64cf5ded 349 disk_initialize();
va009039 9:7f9f64cf5ded 350 }
va009039 9:7f9f64cf5ded 351 if (!disk_init)
va009039 9:7f9f64cf5ded 352 return 0;
va009039 9:7f9f64cf5ded 353 return blockCount;
va009039 9:7f9f64cf5ded 354 }
va009039 9:7f9f64cf5ded 355
va009039 9:7f9f64cf5ded 356 #endif