Fontana Romain / Mbed 2 deprecated DHT11

Programme d'une sonde de température DHT 11 associée à de la sauvegarde de données sur clé USB et à l'affichage de ces données sur afficheur LCD

Dependencies:   FatFileSystemCpp mbed

USBHostLite/usbhost_ms.cpp@0:ed0b4e66d2ad, 2015-06-02 (annotated)

Committer:
Fanta025
Date:
Tue Jun 02 14:19:54 2015 +0000
Revision:
0:ed0b4e66d2ad
Programme d'une sonde de temp?rature DHT 11 associ?e ? de la sauvegarde de donn?es sur USB et un affichage sur ?cran LCD

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Fanta025 0:ed0b4e66d2ad 1 /*
Fanta025 0:ed0b4e66d2ad 2 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 3 * NXP USB Host Stack
Fanta025 0:ed0b4e66d2ad 4 *
Fanta025 0:ed0b4e66d2ad 5 * (c) Copyright 2008, NXP SemiConductors
Fanta025 0:ed0b4e66d2ad 6 * (c) Copyright 2008, OnChip Technologies LLC
Fanta025 0:ed0b4e66d2ad 7 * All Rights Reserved
Fanta025 0:ed0b4e66d2ad 8 *
Fanta025 0:ed0b4e66d2ad 9 * www.nxp.com
Fanta025 0:ed0b4e66d2ad 10 * www.onchiptech.com
Fanta025 0:ed0b4e66d2ad 11 *
Fanta025 0:ed0b4e66d2ad 12 * File : usbhost_ms.c
Fanta025 0:ed0b4e66d2ad 13 * Programmer(s) : Ravikanth.P
Fanta025 0:ed0b4e66d2ad 14 * Version :
Fanta025 0:ed0b4e66d2ad 15 *
Fanta025 0:ed0b4e66d2ad 16 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 17 */
Fanta025 0:ed0b4e66d2ad 18
Fanta025 0:ed0b4e66d2ad 19 /*
Fanta025 0:ed0b4e66d2ad 20 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 21 * INCLUDE HEADER FILES
Fanta025 0:ed0b4e66d2ad 22 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 23 */
Fanta025 0:ed0b4e66d2ad 24
Fanta025 0:ed0b4e66d2ad 25 #include "usbhost_ms.h"
Fanta025 0:ed0b4e66d2ad 26
Fanta025 0:ed0b4e66d2ad 27 /*
Fanta025 0:ed0b4e66d2ad 28 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 29 * GLOBAL VARIABLES
Fanta025 0:ed0b4e66d2ad 30 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 31 */
Fanta025 0:ed0b4e66d2ad 32
Fanta025 0:ed0b4e66d2ad 33 USB_INT32U MS_BlkSize;
Fanta025 0:ed0b4e66d2ad 34
Fanta025 0:ed0b4e66d2ad 35 /*
Fanta025 0:ed0b4e66d2ad 36 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 37 * INITIALIZE MASS STORAGE INTERFACE
Fanta025 0:ed0b4e66d2ad 38 *
Fanta025 0:ed0b4e66d2ad 39 * Description: This function initializes the mass storage interface
Fanta025 0:ed0b4e66d2ad 40 *
Fanta025 0:ed0b4e66d2ad 41 * Arguments : None
Fanta025 0:ed0b4e66d2ad 42 *
Fanta025 0:ed0b4e66d2ad 43 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 44 * ERR_INVALID_BOOTSIG if Failed
Fanta025 0:ed0b4e66d2ad 45 *
Fanta025 0:ed0b4e66d2ad 46 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 47 */
Fanta025 0:ed0b4e66d2ad 48
Fanta025 0:ed0b4e66d2ad 49 USB_INT32S MS_Init (USB_INT32U *blkSize, USB_INT32U *numBlks, USB_INT08U *inquiryResult)
Fanta025 0:ed0b4e66d2ad 50 {
Fanta025 0:ed0b4e66d2ad 51 USB_INT08U retry;
Fanta025 0:ed0b4e66d2ad 52 USB_INT32S rc;
Fanta025 0:ed0b4e66d2ad 53
Fanta025 0:ed0b4e66d2ad 54 MS_GetMaxLUN(); /* Get maximum logical unit number */
Fanta025 0:ed0b4e66d2ad 55 retry = 80;
Fanta025 0:ed0b4e66d2ad 56 while(retry) {
Fanta025 0:ed0b4e66d2ad 57 rc = MS_TestUnitReady(); /* Test whether the unit is ready */
Fanta025 0:ed0b4e66d2ad 58 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 59 break;
Fanta025 0:ed0b4e66d2ad 60 }
Fanta025 0:ed0b4e66d2ad 61 MS_GetSenseInfo(); /* Get sense information */
Fanta025 0:ed0b4e66d2ad 62 retry--;
Fanta025 0:ed0b4e66d2ad 63 }
Fanta025 0:ed0b4e66d2ad 64 if (rc != OK) {
Fanta025 0:ed0b4e66d2ad 65 PRINT_Err(rc);
Fanta025 0:ed0b4e66d2ad 66 return (rc);
Fanta025 0:ed0b4e66d2ad 67 }
Fanta025 0:ed0b4e66d2ad 68 rc = MS_ReadCapacity(numBlks, blkSize); /* Read capacity of the disk */
Fanta025 0:ed0b4e66d2ad 69 MS_BlkSize = *blkSize; // Set global
Fanta025 0:ed0b4e66d2ad 70 rc = MS_Inquire (inquiryResult);
Fanta025 0:ed0b4e66d2ad 71 return (rc);
Fanta025 0:ed0b4e66d2ad 72 }
Fanta025 0:ed0b4e66d2ad 73 /*
Fanta025 0:ed0b4e66d2ad 74 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 75 * PARSE THE CONFIGURATION
Fanta025 0:ed0b4e66d2ad 76 *
Fanta025 0:ed0b4e66d2ad 77 * Description: This function is used to parse the configuration
Fanta025 0:ed0b4e66d2ad 78 *
Fanta025 0:ed0b4e66d2ad 79 * Arguments : None
Fanta025 0:ed0b4e66d2ad 80 *
Fanta025 0:ed0b4e66d2ad 81 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 82 * ERR_INVALID_BOOTSIG if Failed
Fanta025 0:ed0b4e66d2ad 83 *
Fanta025 0:ed0b4e66d2ad 84 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 85 */
Fanta025 0:ed0b4e66d2ad 86
Fanta025 0:ed0b4e66d2ad 87 USB_INT32S MS_ParseConfiguration (void)
Fanta025 0:ed0b4e66d2ad 88 {
Fanta025 0:ed0b4e66d2ad 89 volatile USB_INT08U *desc_ptr;
Fanta025 0:ed0b4e66d2ad 90 USB_INT08U ms_int_found;
Fanta025 0:ed0b4e66d2ad 91
Fanta025 0:ed0b4e66d2ad 92
Fanta025 0:ed0b4e66d2ad 93 desc_ptr = TDBuffer;
Fanta025 0:ed0b4e66d2ad 94 ms_int_found = 0;
Fanta025 0:ed0b4e66d2ad 95
Fanta025 0:ed0b4e66d2ad 96 if (desc_ptr[1] != USB_DESCRIPTOR_TYPE_CONFIGURATION) {
Fanta025 0:ed0b4e66d2ad 97 return (ERR_BAD_CONFIGURATION);
Fanta025 0:ed0b4e66d2ad 98 }
Fanta025 0:ed0b4e66d2ad 99 desc_ptr += desc_ptr[0];
Fanta025 0:ed0b4e66d2ad 100
Fanta025 0:ed0b4e66d2ad 101 while (desc_ptr != TDBuffer + ReadLE16U(&TDBuffer[2])) {
Fanta025 0:ed0b4e66d2ad 102
Fanta025 0:ed0b4e66d2ad 103 switch (desc_ptr[1]) {
Fanta025 0:ed0b4e66d2ad 104
Fanta025 0:ed0b4e66d2ad 105 case USB_DESCRIPTOR_TYPE_INTERFACE: /* If it is an interface descriptor */
Fanta025 0:ed0b4e66d2ad 106 if (desc_ptr[5] == MASS_STORAGE_CLASS && /* check if the class is mass storage */
Fanta025 0:ed0b4e66d2ad 107 desc_ptr[6] == MASS_STORAGE_SUBCLASS_SCSI && /* check if the subclass is SCSI */
Fanta025 0:ed0b4e66d2ad 108 desc_ptr[7] == MASS_STORAGE_PROTOCOL_BO) { /* check if the protocol is Bulk only */
Fanta025 0:ed0b4e66d2ad 109 ms_int_found = 1;
Fanta025 0:ed0b4e66d2ad 110 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
Fanta025 0:ed0b4e66d2ad 111 }
Fanta025 0:ed0b4e66d2ad 112 break;
Fanta025 0:ed0b4e66d2ad 113
Fanta025 0:ed0b4e66d2ad 114 case USB_DESCRIPTOR_TYPE_ENDPOINT: /* If it is an endpoint descriptor */
Fanta025 0:ed0b4e66d2ad 115 if ((desc_ptr[3] & 0x03) == 0x02) { /* If it is Bulk endpoint */
Fanta025 0:ed0b4e66d2ad 116 if (desc_ptr[2] & 0x80) { /* If it is In endpoint */
Fanta025 0:ed0b4e66d2ad 117 EDBulkIn->Control = 1 | /* USB address */
Fanta025 0:ed0b4e66d2ad 118 ((desc_ptr[2] & 0x7F) << 7) | /* Endpoint address */
Fanta025 0:ed0b4e66d2ad 119 (2 << 11) | /* direction */
Fanta025 0:ed0b4e66d2ad 120 (ReadLE16U(&desc_ptr[4]) << 16); /* MaxPkt Size */
Fanta025 0:ed0b4e66d2ad 121 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
Fanta025 0:ed0b4e66d2ad 122 } else { /* If it is Out endpoint */
Fanta025 0:ed0b4e66d2ad 123 EDBulkOut->Control = 1 | /* USB address */
Fanta025 0:ed0b4e66d2ad 124 ((desc_ptr[2] & 0x7F) << 7) | /* Endpoint address */
Fanta025 0:ed0b4e66d2ad 125 (1 << 11) | /* direction */
Fanta025 0:ed0b4e66d2ad 126 (ReadLE16U(&desc_ptr[4]) << 16); /* MaxPkt Size */
Fanta025 0:ed0b4e66d2ad 127 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
Fanta025 0:ed0b4e66d2ad 128 }
Fanta025 0:ed0b4e66d2ad 129 } else { /* If it is not bulk end point */
Fanta025 0:ed0b4e66d2ad 130 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
Fanta025 0:ed0b4e66d2ad 131 }
Fanta025 0:ed0b4e66d2ad 132 break;
Fanta025 0:ed0b4e66d2ad 133
Fanta025 0:ed0b4e66d2ad 134 default: /* If the descriptor is neither interface nor endpoint */
Fanta025 0:ed0b4e66d2ad 135 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
Fanta025 0:ed0b4e66d2ad 136 break;
Fanta025 0:ed0b4e66d2ad 137 }
Fanta025 0:ed0b4e66d2ad 138 }
Fanta025 0:ed0b4e66d2ad 139 if (ms_int_found) {
Fanta025 0:ed0b4e66d2ad 140 PRINT_Log("Mass Storage device connected\n");
Fanta025 0:ed0b4e66d2ad 141 return (OK);
Fanta025 0:ed0b4e66d2ad 142 } else {
Fanta025 0:ed0b4e66d2ad 143 PRINT_Log("Not a Mass Storage device\n");
Fanta025 0:ed0b4e66d2ad 144 return (ERR_NO_MS_INTERFACE);
Fanta025 0:ed0b4e66d2ad 145 }
Fanta025 0:ed0b4e66d2ad 146 }
Fanta025 0:ed0b4e66d2ad 147
Fanta025 0:ed0b4e66d2ad 148 /*
Fanta025 0:ed0b4e66d2ad 149 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 150 * GET MAXIMUM LOGICAL UNIT
Fanta025 0:ed0b4e66d2ad 151 *
Fanta025 0:ed0b4e66d2ad 152 * Description: This function returns the maximum logical unit from the device
Fanta025 0:ed0b4e66d2ad 153 *
Fanta025 0:ed0b4e66d2ad 154 * Arguments : None
Fanta025 0:ed0b4e66d2ad 155 *
Fanta025 0:ed0b4e66d2ad 156 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 157 * ERR_INVALID_BOOTSIG if Failed
Fanta025 0:ed0b4e66d2ad 158 *
Fanta025 0:ed0b4e66d2ad 159 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 160 */
Fanta025 0:ed0b4e66d2ad 161
Fanta025 0:ed0b4e66d2ad 162 USB_INT32S MS_GetMaxLUN (void)
Fanta025 0:ed0b4e66d2ad 163 {
Fanta025 0:ed0b4e66d2ad 164 USB_INT32S rc;
Fanta025 0:ed0b4e66d2ad 165
Fanta025 0:ed0b4e66d2ad 166
Fanta025 0:ed0b4e66d2ad 167 rc = Host_CtrlRecv(USB_DEVICE_TO_HOST | USB_REQUEST_TYPE_CLASS | USB_RECIPIENT_INTERFACE,
Fanta025 0:ed0b4e66d2ad 168 MS_GET_MAX_LUN_REQ,
Fanta025 0:ed0b4e66d2ad 169 0,
Fanta025 0:ed0b4e66d2ad 170 0,
Fanta025 0:ed0b4e66d2ad 171 1,
Fanta025 0:ed0b4e66d2ad 172 TDBuffer);
Fanta025 0:ed0b4e66d2ad 173 return (rc);
Fanta025 0:ed0b4e66d2ad 174 }
Fanta025 0:ed0b4e66d2ad 175
Fanta025 0:ed0b4e66d2ad 176 /*
Fanta025 0:ed0b4e66d2ad 177 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 178 * GET SENSE INFORMATION
Fanta025 0:ed0b4e66d2ad 179 *
Fanta025 0:ed0b4e66d2ad 180 * Description: This function is used to get sense information from the device
Fanta025 0:ed0b4e66d2ad 181 *
Fanta025 0:ed0b4e66d2ad 182 * Arguments : None
Fanta025 0:ed0b4e66d2ad 183 *
Fanta025 0:ed0b4e66d2ad 184 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 185 * ERROR if Failed
Fanta025 0:ed0b4e66d2ad 186 *
Fanta025 0:ed0b4e66d2ad 187 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 188 */
Fanta025 0:ed0b4e66d2ad 189
Fanta025 0:ed0b4e66d2ad 190 USB_INT32S MS_GetSenseInfo (void)
Fanta025 0:ed0b4e66d2ad 191 {
Fanta025 0:ed0b4e66d2ad 192 USB_INT32S rc;
Fanta025 0:ed0b4e66d2ad 193
Fanta025 0:ed0b4e66d2ad 194
Fanta025 0:ed0b4e66d2ad 195 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_REQUEST_SENSE, 6);
Fanta025 0:ed0b4e66d2ad 196 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
Fanta025 0:ed0b4e66d2ad 197 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 198 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, 18);
Fanta025 0:ed0b4e66d2ad 199 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 200 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
Fanta025 0:ed0b4e66d2ad 201 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 202 if (TDBuffer[12] != 0) {
Fanta025 0:ed0b4e66d2ad 203 rc = ERR_MS_CMD_FAILED;
Fanta025 0:ed0b4e66d2ad 204 }
Fanta025 0:ed0b4e66d2ad 205 }
Fanta025 0:ed0b4e66d2ad 206 }
Fanta025 0:ed0b4e66d2ad 207 }
Fanta025 0:ed0b4e66d2ad 208 return (rc);
Fanta025 0:ed0b4e66d2ad 209 }
Fanta025 0:ed0b4e66d2ad 210
Fanta025 0:ed0b4e66d2ad 211 /*
Fanta025 0:ed0b4e66d2ad 212 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 213 * TEST UNIT READY
Fanta025 0:ed0b4e66d2ad 214 *
Fanta025 0:ed0b4e66d2ad 215 * Description: This function is used to test whether the unit is ready or not
Fanta025 0:ed0b4e66d2ad 216 *
Fanta025 0:ed0b4e66d2ad 217 * Arguments : None
Fanta025 0:ed0b4e66d2ad 218 *
Fanta025 0:ed0b4e66d2ad 219 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 220 * ERROR if Failed
Fanta025 0:ed0b4e66d2ad 221 *
Fanta025 0:ed0b4e66d2ad 222 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 223 */
Fanta025 0:ed0b4e66d2ad 224
Fanta025 0:ed0b4e66d2ad 225 USB_INT32S MS_TestUnitReady (void)
Fanta025 0:ed0b4e66d2ad 226 {
Fanta025 0:ed0b4e66d2ad 227 USB_INT32S rc;
Fanta025 0:ed0b4e66d2ad 228
Fanta025 0:ed0b4e66d2ad 229
Fanta025 0:ed0b4e66d2ad 230 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_NONE, SCSI_CMD_TEST_UNIT_READY, 6);
Fanta025 0:ed0b4e66d2ad 231 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
Fanta025 0:ed0b4e66d2ad 232 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 233 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
Fanta025 0:ed0b4e66d2ad 234 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 235 if (TDBuffer[12] != 0) {
Fanta025 0:ed0b4e66d2ad 236 rc = ERR_MS_CMD_FAILED;
Fanta025 0:ed0b4e66d2ad 237 }
Fanta025 0:ed0b4e66d2ad 238 }
Fanta025 0:ed0b4e66d2ad 239 }
Fanta025 0:ed0b4e66d2ad 240 return (rc);
Fanta025 0:ed0b4e66d2ad 241 }
Fanta025 0:ed0b4e66d2ad 242
Fanta025 0:ed0b4e66d2ad 243 /*
Fanta025 0:ed0b4e66d2ad 244 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 245 * READ CAPACITY
Fanta025 0:ed0b4e66d2ad 246 *
Fanta025 0:ed0b4e66d2ad 247 * Description: This function is used to read the capacity of the mass storage device
Fanta025 0:ed0b4e66d2ad 248 *
Fanta025 0:ed0b4e66d2ad 249 * Arguments : None
Fanta025 0:ed0b4e66d2ad 250 *
Fanta025 0:ed0b4e66d2ad 251 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 252 * ERROR if Failed
Fanta025 0:ed0b4e66d2ad 253 *
Fanta025 0:ed0b4e66d2ad 254 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 255 */
Fanta025 0:ed0b4e66d2ad 256
Fanta025 0:ed0b4e66d2ad 257 USB_INT32S MS_ReadCapacity (USB_INT32U *numBlks, USB_INT32U *blkSize)
Fanta025 0:ed0b4e66d2ad 258 {
Fanta025 0:ed0b4e66d2ad 259 USB_INT32S rc;
Fanta025 0:ed0b4e66d2ad 260
Fanta025 0:ed0b4e66d2ad 261
Fanta025 0:ed0b4e66d2ad 262 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_READ_CAPACITY, 10);
Fanta025 0:ed0b4e66d2ad 263 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
Fanta025 0:ed0b4e66d2ad 264 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 265 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, 8);
Fanta025 0:ed0b4e66d2ad 266 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 267 if (numBlks)
Fanta025 0:ed0b4e66d2ad 268 *numBlks = ReadBE32U(&TDBuffer[0]);
Fanta025 0:ed0b4e66d2ad 269 if (blkSize)
Fanta025 0:ed0b4e66d2ad 270 *blkSize = ReadBE32U(&TDBuffer[4]);
Fanta025 0:ed0b4e66d2ad 271 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
Fanta025 0:ed0b4e66d2ad 272 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 273 if (TDBuffer[12] != 0) {
Fanta025 0:ed0b4e66d2ad 274 rc = ERR_MS_CMD_FAILED;
Fanta025 0:ed0b4e66d2ad 275 }
Fanta025 0:ed0b4e66d2ad 276 }
Fanta025 0:ed0b4e66d2ad 277 }
Fanta025 0:ed0b4e66d2ad 278 }
Fanta025 0:ed0b4e66d2ad 279 return (rc);
Fanta025 0:ed0b4e66d2ad 280 }
Fanta025 0:ed0b4e66d2ad 281
Fanta025 0:ed0b4e66d2ad 282
Fanta025 0:ed0b4e66d2ad 283
Fanta025 0:ed0b4e66d2ad 284 USB_INT32S MS_Inquire (USB_INT08U *response)
Fanta025 0:ed0b4e66d2ad 285 {
Fanta025 0:ed0b4e66d2ad 286 USB_INT32S rc;
Fanta025 0:ed0b4e66d2ad 287 USB_INT32U i;
Fanta025 0:ed0b4e66d2ad 288
Fanta025 0:ed0b4e66d2ad 289 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_INQUIRY, 6);
Fanta025 0:ed0b4e66d2ad 290 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
Fanta025 0:ed0b4e66d2ad 291 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 292 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, INQUIRY_LENGTH);
Fanta025 0:ed0b4e66d2ad 293 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 294 if (response) {
Fanta025 0:ed0b4e66d2ad 295 for ( i = 0; i < INQUIRY_LENGTH; i++ )
Fanta025 0:ed0b4e66d2ad 296 *response++ = *TDBuffer++;
Fanta025 0:ed0b4e66d2ad 297 #if 0
Fanta025 0:ed0b4e66d2ad 298 MemCpy (response, TDBuffer, INQUIRY_LENGTH);
Fanta025 0:ed0b4e66d2ad 299 StrNullTrailingSpace (response->vendorID, SCSI_INQUIRY_VENDORCHARS);
Fanta025 0:ed0b4e66d2ad 300 StrNullTrailingSpace (response->productID, SCSI_INQUIRY_PRODUCTCHARS);
Fanta025 0:ed0b4e66d2ad 301 StrNullTrailingSpace (response->productRev, SCSI_INQUIRY_REVCHARS);
Fanta025 0:ed0b4e66d2ad 302 #endif
Fanta025 0:ed0b4e66d2ad 303 }
Fanta025 0:ed0b4e66d2ad 304 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
Fanta025 0:ed0b4e66d2ad 305 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 306 if (TDBuffer[12] != 0) { // bCSWStatus byte
Fanta025 0:ed0b4e66d2ad 307 rc = ERR_MS_CMD_FAILED;
Fanta025 0:ed0b4e66d2ad 308 }
Fanta025 0:ed0b4e66d2ad 309 }
Fanta025 0:ed0b4e66d2ad 310 }
Fanta025 0:ed0b4e66d2ad 311 }
Fanta025 0:ed0b4e66d2ad 312 return (rc);
Fanta025 0:ed0b4e66d2ad 313 }
Fanta025 0:ed0b4e66d2ad 314
Fanta025 0:ed0b4e66d2ad 315 /*
Fanta025 0:ed0b4e66d2ad 316 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 317 * RECEIVE THE BULK DATA
Fanta025 0:ed0b4e66d2ad 318 *
Fanta025 0:ed0b4e66d2ad 319 * Description: This function is used to receive the bulk data
Fanta025 0:ed0b4e66d2ad 320 *
Fanta025 0:ed0b4e66d2ad 321 * Arguments : None
Fanta025 0:ed0b4e66d2ad 322 *
Fanta025 0:ed0b4e66d2ad 323 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 324 * ERR_INVALID_BOOTSIG if Failed
Fanta025 0:ed0b4e66d2ad 325 *
Fanta025 0:ed0b4e66d2ad 326 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 327 */
Fanta025 0:ed0b4e66d2ad 328
Fanta025 0:ed0b4e66d2ad 329 USB_INT32S MS_BulkRecv ( USB_INT32U block_number,
Fanta025 0:ed0b4e66d2ad 330 USB_INT16U num_blocks,
Fanta025 0:ed0b4e66d2ad 331 volatile USB_INT08U *user_buffer)
Fanta025 0:ed0b4e66d2ad 332 {
Fanta025 0:ed0b4e66d2ad 333 USB_INT32S rc;
Fanta025 0:ed0b4e66d2ad 334 int i;
Fanta025 0:ed0b4e66d2ad 335 volatile USB_INT08U *c = user_buffer;
Fanta025 0:ed0b4e66d2ad 336 for (i=0;i<MS_BlkSize*num_blocks;i++)
Fanta025 0:ed0b4e66d2ad 337 *c++ = 0;
Fanta025 0:ed0b4e66d2ad 338
Fanta025 0:ed0b4e66d2ad 339
Fanta025 0:ed0b4e66d2ad 340 Fill_MSCommand(block_number, MS_BlkSize, num_blocks, MS_DATA_DIR_IN, SCSI_CMD_READ_10, 10);
Fanta025 0:ed0b4e66d2ad 341
Fanta025 0:ed0b4e66d2ad 342 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
Fanta025 0:ed0b4e66d2ad 343 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 344 rc = Host_ProcessTD(EDBulkIn, TD_IN, user_buffer, MS_BlkSize * num_blocks);
Fanta025 0:ed0b4e66d2ad 345 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 346 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
Fanta025 0:ed0b4e66d2ad 347 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 348 if (TDBuffer[12] != 0) {
Fanta025 0:ed0b4e66d2ad 349 rc = ERR_MS_CMD_FAILED;
Fanta025 0:ed0b4e66d2ad 350 }
Fanta025 0:ed0b4e66d2ad 351 }
Fanta025 0:ed0b4e66d2ad 352 }
Fanta025 0:ed0b4e66d2ad 353 }
Fanta025 0:ed0b4e66d2ad 354 return (rc);
Fanta025 0:ed0b4e66d2ad 355 }
Fanta025 0:ed0b4e66d2ad 356
Fanta025 0:ed0b4e66d2ad 357 /*
Fanta025 0:ed0b4e66d2ad 358 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 359 * SEND BULK DATA
Fanta025 0:ed0b4e66d2ad 360 *
Fanta025 0:ed0b4e66d2ad 361 * Description: This function is used to send the bulk data
Fanta025 0:ed0b4e66d2ad 362 *
Fanta025 0:ed0b4e66d2ad 363 * Arguments : None
Fanta025 0:ed0b4e66d2ad 364 *
Fanta025 0:ed0b4e66d2ad 365 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 366 * ERR_INVALID_BOOTSIG if Failed
Fanta025 0:ed0b4e66d2ad 367 *
Fanta025 0:ed0b4e66d2ad 368 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 369 */
Fanta025 0:ed0b4e66d2ad 370
Fanta025 0:ed0b4e66d2ad 371 USB_INT32S MS_BulkSend ( USB_INT32U block_number,
Fanta025 0:ed0b4e66d2ad 372 USB_INT16U num_blocks,
Fanta025 0:ed0b4e66d2ad 373 volatile USB_INT08U *user_buffer)
Fanta025 0:ed0b4e66d2ad 374 {
Fanta025 0:ed0b4e66d2ad 375 USB_INT32S rc;
Fanta025 0:ed0b4e66d2ad 376
Fanta025 0:ed0b4e66d2ad 377
Fanta025 0:ed0b4e66d2ad 378 Fill_MSCommand(block_number, MS_BlkSize, num_blocks, MS_DATA_DIR_OUT, SCSI_CMD_WRITE_10, 10);
Fanta025 0:ed0b4e66d2ad 379
Fanta025 0:ed0b4e66d2ad 380 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
Fanta025 0:ed0b4e66d2ad 381 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 382 rc = Host_ProcessTD(EDBulkOut, TD_OUT, user_buffer, MS_BlkSize * num_blocks);
Fanta025 0:ed0b4e66d2ad 383 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 384 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
Fanta025 0:ed0b4e66d2ad 385 if (rc == OK) {
Fanta025 0:ed0b4e66d2ad 386 if (TDBuffer[12] != 0) {
Fanta025 0:ed0b4e66d2ad 387 rc = ERR_MS_CMD_FAILED;
Fanta025 0:ed0b4e66d2ad 388 }
Fanta025 0:ed0b4e66d2ad 389 }
Fanta025 0:ed0b4e66d2ad 390 }
Fanta025 0:ed0b4e66d2ad 391 }
Fanta025 0:ed0b4e66d2ad 392 return (rc);
Fanta025 0:ed0b4e66d2ad 393 }
Fanta025 0:ed0b4e66d2ad 394
Fanta025 0:ed0b4e66d2ad 395 /*
Fanta025 0:ed0b4e66d2ad 396 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 397 * FILL MASS STORAGE COMMAND
Fanta025 0:ed0b4e66d2ad 398 *
Fanta025 0:ed0b4e66d2ad 399 * Description: This function is used to fill the mass storage command
Fanta025 0:ed0b4e66d2ad 400 *
Fanta025 0:ed0b4e66d2ad 401 * Arguments : None
Fanta025 0:ed0b4e66d2ad 402 *
Fanta025 0:ed0b4e66d2ad 403 * Returns : OK if Success
Fanta025 0:ed0b4e66d2ad 404 * ERR_INVALID_BOOTSIG if Failed
Fanta025 0:ed0b4e66d2ad 405 *
Fanta025 0:ed0b4e66d2ad 406 **************************************************************************************************************
Fanta025 0:ed0b4e66d2ad 407 */
Fanta025 0:ed0b4e66d2ad 408
Fanta025 0:ed0b4e66d2ad 409 void Fill_MSCommand (USB_INT32U block_number,
Fanta025 0:ed0b4e66d2ad 410 USB_INT32U block_size,
Fanta025 0:ed0b4e66d2ad 411 USB_INT16U num_blocks,
Fanta025 0:ed0b4e66d2ad 412 MS_DATA_DIR direction,
Fanta025 0:ed0b4e66d2ad 413 USB_INT08U scsi_cmd,
Fanta025 0:ed0b4e66d2ad 414 USB_INT08U scsi_cmd_len)
Fanta025 0:ed0b4e66d2ad 415 {
Fanta025 0:ed0b4e66d2ad 416 USB_INT32U data_len;
Fanta025 0:ed0b4e66d2ad 417 static USB_INT32U tag_cnt = 0;
Fanta025 0:ed0b4e66d2ad 418 USB_INT32U cnt;
Fanta025 0:ed0b4e66d2ad 419
Fanta025 0:ed0b4e66d2ad 420
Fanta025 0:ed0b4e66d2ad 421 for (cnt = 0; cnt < CBW_SIZE; cnt++) {
Fanta025 0:ed0b4e66d2ad 422 TDBuffer[cnt] = 0;
Fanta025 0:ed0b4e66d2ad 423 }
Fanta025 0:ed0b4e66d2ad 424 switch(scsi_cmd) {
Fanta025 0:ed0b4e66d2ad 425
Fanta025 0:ed0b4e66d2ad 426 case SCSI_CMD_TEST_UNIT_READY:
Fanta025 0:ed0b4e66d2ad 427 data_len = 0;
Fanta025 0:ed0b4e66d2ad 428 break;
Fanta025 0:ed0b4e66d2ad 429 case SCSI_CMD_READ_CAPACITY:
Fanta025 0:ed0b4e66d2ad 430 data_len = 8;
Fanta025 0:ed0b4e66d2ad 431 break;
Fanta025 0:ed0b4e66d2ad 432 case SCSI_CMD_REQUEST_SENSE:
Fanta025 0:ed0b4e66d2ad 433 data_len = 18;
Fanta025 0:ed0b4e66d2ad 434 break;
Fanta025 0:ed0b4e66d2ad 435 case SCSI_CMD_INQUIRY:
Fanta025 0:ed0b4e66d2ad 436 data_len = 36;
Fanta025 0:ed0b4e66d2ad 437 break;
Fanta025 0:ed0b4e66d2ad 438 default:
Fanta025 0:ed0b4e66d2ad 439 data_len = block_size * num_blocks;
Fanta025 0:ed0b4e66d2ad 440 break;
Fanta025 0:ed0b4e66d2ad 441 }
Fanta025 0:ed0b4e66d2ad 442 WriteLE32U(TDBuffer, CBW_SIGNATURE);
Fanta025 0:ed0b4e66d2ad 443 WriteLE32U(&TDBuffer[4], tag_cnt);
Fanta025 0:ed0b4e66d2ad 444 WriteLE32U(&TDBuffer[8], data_len);
Fanta025 0:ed0b4e66d2ad 445 TDBuffer[12] = (direction == MS_DATA_DIR_NONE) ? 0 : direction;
Fanta025 0:ed0b4e66d2ad 446 TDBuffer[14] = scsi_cmd_len; /* Length of the CBW */
Fanta025 0:ed0b4e66d2ad 447 TDBuffer[15] = scsi_cmd;
Fanta025 0:ed0b4e66d2ad 448 if ((scsi_cmd == SCSI_CMD_REQUEST_SENSE)
Fanta025 0:ed0b4e66d2ad 449 || (scsi_cmd == SCSI_CMD_INQUIRY)) {
Fanta025 0:ed0b4e66d2ad 450 TDBuffer[19] = (USB_INT08U)data_len;
Fanta025 0:ed0b4e66d2ad 451 } else {
Fanta025 0:ed0b4e66d2ad 452 WriteBE32U(&TDBuffer[17], block_number);
Fanta025 0:ed0b4e66d2ad 453 }
Fanta025 0:ed0b4e66d2ad 454 WriteBE16U(&TDBuffer[22], num_blocks);
Fanta025 0:ed0b4e66d2ad 455 }