Abdelmalek BELLOULA / Mbed 2 deprecated BELLMT3329

Read GPS MT3329

Dependencies:   FatFileSystem mbed

USBHostLite/usbhost_ms.c@0:9611b40fec6f, 2015-03-29 (annotated)

Committer:
belloula
Date:
Sun Mar 29 14:43:22 2015 +0000
Revision:
0:9611b40fec6f
Read from MT3329 GPS and print on Pc (usb serial pc)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
belloula 0:9611b40fec6f 1 /*
belloula 0:9611b40fec6f 2 **************************************************************************************************************
belloula 0:9611b40fec6f 3 * NXP USB Host Stack
belloula 0:9611b40fec6f 4 *
belloula 0:9611b40fec6f 5 * (c) Copyright 2008, NXP SemiConductors
belloula 0:9611b40fec6f 6 * (c) Copyright 2008, OnChip Technologies LLC
belloula 0:9611b40fec6f 7 * All Rights Reserved
belloula 0:9611b40fec6f 8 *
belloula 0:9611b40fec6f 9 * www.nxp.com
belloula 0:9611b40fec6f 10 * www.onchiptech.com
belloula 0:9611b40fec6f 11 *
belloula 0:9611b40fec6f 12 * File : usbhost_ms.c
belloula 0:9611b40fec6f 13 * Programmer(s) : Ravikanth.P
belloula 0:9611b40fec6f 14 * Version :
belloula 0:9611b40fec6f 15 *
belloula 0:9611b40fec6f 16 **************************************************************************************************************
belloula 0:9611b40fec6f 17 */
belloula 0:9611b40fec6f 18
belloula 0:9611b40fec6f 19 /*
belloula 0:9611b40fec6f 20 **************************************************************************************************************
belloula 0:9611b40fec6f 21 * INCLUDE HEADER FILES
belloula 0:9611b40fec6f 22 **************************************************************************************************************
belloula 0:9611b40fec6f 23 */
belloula 0:9611b40fec6f 24
belloula 0:9611b40fec6f 25 #include "usbhost_ms.h"
belloula 0:9611b40fec6f 26
belloula 0:9611b40fec6f 27 /*
belloula 0:9611b40fec6f 28 **************************************************************************************************************
belloula 0:9611b40fec6f 29 * GLOBAL VARIABLES
belloula 0:9611b40fec6f 30 **************************************************************************************************************
belloula 0:9611b40fec6f 31 */
belloula 0:9611b40fec6f 32
belloula 0:9611b40fec6f 33 USB_INT32U MS_BlkSize;
belloula 0:9611b40fec6f 34
belloula 0:9611b40fec6f 35 /*
belloula 0:9611b40fec6f 36 **************************************************************************************************************
belloula 0:9611b40fec6f 37 * INITIALIZE MASS STORAGE INTERFACE
belloula 0:9611b40fec6f 38 *
belloula 0:9611b40fec6f 39 * Description: This function initializes the mass storage interface
belloula 0:9611b40fec6f 40 *
belloula 0:9611b40fec6f 41 * Arguments : None
belloula 0:9611b40fec6f 42 *
belloula 0:9611b40fec6f 43 * Returns : OK if Success
belloula 0:9611b40fec6f 44 * ERR_INVALID_BOOTSIG if Failed
belloula 0:9611b40fec6f 45 *
belloula 0:9611b40fec6f 46 **************************************************************************************************************
belloula 0:9611b40fec6f 47 */
belloula 0:9611b40fec6f 48
belloula 0:9611b40fec6f 49 USB_INT32S MS_Init (USB_INT32U *blkSize, USB_INT32U *numBlks, USB_INT08U *inquiryResult)
belloula 0:9611b40fec6f 50 {
belloula 0:9611b40fec6f 51 USB_INT08U retry;
belloula 0:9611b40fec6f 52 USB_INT32S rc;
belloula 0:9611b40fec6f 53
belloula 0:9611b40fec6f 54 MS_GetMaxLUN(); /* Get maximum logical unit number */
belloula 0:9611b40fec6f 55 retry = 80;
belloula 0:9611b40fec6f 56 while(retry) {
belloula 0:9611b40fec6f 57 rc = MS_TestUnitReady(); /* Test whether the unit is ready */
belloula 0:9611b40fec6f 58 if (rc == OK) {
belloula 0:9611b40fec6f 59 break;
belloula 0:9611b40fec6f 60 }
belloula 0:9611b40fec6f 61 MS_GetSenseInfo(); /* Get sense information */
belloula 0:9611b40fec6f 62 retry--;
belloula 0:9611b40fec6f 63 }
belloula 0:9611b40fec6f 64 if (rc != OK) {
belloula 0:9611b40fec6f 65 PRINT_Err(rc);
belloula 0:9611b40fec6f 66 return (rc);
belloula 0:9611b40fec6f 67 }
belloula 0:9611b40fec6f 68 rc = MS_ReadCapacity(numBlks, blkSize); /* Read capacity of the disk */
belloula 0:9611b40fec6f 69 MS_BlkSize = *blkSize; // Set global
belloula 0:9611b40fec6f 70 rc = MS_Inquire (inquiryResult);
belloula 0:9611b40fec6f 71 return (rc);
belloula 0:9611b40fec6f 72 }
belloula 0:9611b40fec6f 73 /*
belloula 0:9611b40fec6f 74 **************************************************************************************************************
belloula 0:9611b40fec6f 75 * PARSE THE CONFIGURATION
belloula 0:9611b40fec6f 76 *
belloula 0:9611b40fec6f 77 * Description: This function is used to parse the configuration
belloula 0:9611b40fec6f 78 *
belloula 0:9611b40fec6f 79 * Arguments : None
belloula 0:9611b40fec6f 80 *
belloula 0:9611b40fec6f 81 * Returns : OK if Success
belloula 0:9611b40fec6f 82 * ERR_INVALID_BOOTSIG if Failed
belloula 0:9611b40fec6f 83 *
belloula 0:9611b40fec6f 84 **************************************************************************************************************
belloula 0:9611b40fec6f 85 */
belloula 0:9611b40fec6f 86
belloula 0:9611b40fec6f 87 USB_INT32S MS_ParseConfiguration (void)
belloula 0:9611b40fec6f 88 {
belloula 0:9611b40fec6f 89 volatile USB_INT08U *desc_ptr;
belloula 0:9611b40fec6f 90 USB_INT08U ms_int_found;
belloula 0:9611b40fec6f 91
belloula 0:9611b40fec6f 92
belloula 0:9611b40fec6f 93 desc_ptr = TDBuffer;
belloula 0:9611b40fec6f 94 ms_int_found = 0;
belloula 0:9611b40fec6f 95
belloula 0:9611b40fec6f 96 if (desc_ptr[1] != USB_DESCRIPTOR_TYPE_CONFIGURATION) {
belloula 0:9611b40fec6f 97 return (ERR_BAD_CONFIGURATION);
belloula 0:9611b40fec6f 98 }
belloula 0:9611b40fec6f 99 desc_ptr += desc_ptr[0];
belloula 0:9611b40fec6f 100
belloula 0:9611b40fec6f 101 while (desc_ptr != TDBuffer + ReadLE16U(&TDBuffer[2])) {
belloula 0:9611b40fec6f 102
belloula 0:9611b40fec6f 103 switch (desc_ptr[1]) {
belloula 0:9611b40fec6f 104
belloula 0:9611b40fec6f 105 case USB_DESCRIPTOR_TYPE_INTERFACE: /* If it is an interface descriptor */
belloula 0:9611b40fec6f 106 if (desc_ptr[5] == MASS_STORAGE_CLASS && /* check if the class is mass storage */
belloula 0:9611b40fec6f 107 desc_ptr[6] == MASS_STORAGE_SUBCLASS_SCSI && /* check if the subclass is SCSI */
belloula 0:9611b40fec6f 108 desc_ptr[7] == MASS_STORAGE_PROTOCOL_BO) { /* check if the protocol is Bulk only */
belloula 0:9611b40fec6f 109 ms_int_found = 1;
belloula 0:9611b40fec6f 110 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
belloula 0:9611b40fec6f 111 }
belloula 0:9611b40fec6f 112 break;
belloula 0:9611b40fec6f 113
belloula 0:9611b40fec6f 114 case USB_DESCRIPTOR_TYPE_ENDPOINT: /* If it is an endpoint descriptor */
belloula 0:9611b40fec6f 115 if ((desc_ptr[3] & 0x03) == 0x02) { /* If it is Bulk endpoint */
belloula 0:9611b40fec6f 116 if (desc_ptr[2] & 0x80) { /* If it is In endpoint */
belloula 0:9611b40fec6f 117 EDBulkIn->Control = 1 | /* USB address */
belloula 0:9611b40fec6f 118 ((desc_ptr[2] & 0x7F) << 7) | /* Endpoint address */
belloula 0:9611b40fec6f 119 (2 << 11) | /* direction */
belloula 0:9611b40fec6f 120 (ReadLE16U(&desc_ptr[4]) << 16); /* MaxPkt Size */
belloula 0:9611b40fec6f 121 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
belloula 0:9611b40fec6f 122 } else { /* If it is Out endpoint */
belloula 0:9611b40fec6f 123 EDBulkOut->Control = 1 | /* USB address */
belloula 0:9611b40fec6f 124 ((desc_ptr[2] & 0x7F) << 7) | /* Endpoint address */
belloula 0:9611b40fec6f 125 (1 << 11) | /* direction */
belloula 0:9611b40fec6f 126 (ReadLE16U(&desc_ptr[4]) << 16); /* MaxPkt Size */
belloula 0:9611b40fec6f 127 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
belloula 0:9611b40fec6f 128 }
belloula 0:9611b40fec6f 129 } else { /* If it is not bulk end point */
belloula 0:9611b40fec6f 130 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
belloula 0:9611b40fec6f 131 }
belloula 0:9611b40fec6f 132 break;
belloula 0:9611b40fec6f 133
belloula 0:9611b40fec6f 134 default: /* If the descriptor is neither interface nor endpoint */
belloula 0:9611b40fec6f 135 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
belloula 0:9611b40fec6f 136 break;
belloula 0:9611b40fec6f 137 }
belloula 0:9611b40fec6f 138 }
belloula 0:9611b40fec6f 139 if (ms_int_found) {
belloula 0:9611b40fec6f 140 PRINT_Log("Mass Storage device connected\n");
belloula 0:9611b40fec6f 141 return (OK);
belloula 0:9611b40fec6f 142 } else {
belloula 0:9611b40fec6f 143 PRINT_Log("Not a Mass Storage device\n");
belloula 0:9611b40fec6f 144 return (ERR_NO_MS_INTERFACE);
belloula 0:9611b40fec6f 145 }
belloula 0:9611b40fec6f 146 }
belloula 0:9611b40fec6f 147
belloula 0:9611b40fec6f 148 /*
belloula 0:9611b40fec6f 149 **************************************************************************************************************
belloula 0:9611b40fec6f 150 * GET MAXIMUM LOGICAL UNIT
belloula 0:9611b40fec6f 151 *
belloula 0:9611b40fec6f 152 * Description: This function returns the maximum logical unit from the device
belloula 0:9611b40fec6f 153 *
belloula 0:9611b40fec6f 154 * Arguments : None
belloula 0:9611b40fec6f 155 *
belloula 0:9611b40fec6f 156 * Returns : OK if Success
belloula 0:9611b40fec6f 157 * ERR_INVALID_BOOTSIG if Failed
belloula 0:9611b40fec6f 158 *
belloula 0:9611b40fec6f 159 **************************************************************************************************************
belloula 0:9611b40fec6f 160 */
belloula 0:9611b40fec6f 161
belloula 0:9611b40fec6f 162 USB_INT32S MS_GetMaxLUN (void)
belloula 0:9611b40fec6f 163 {
belloula 0:9611b40fec6f 164 USB_INT32S rc;
belloula 0:9611b40fec6f 165
belloula 0:9611b40fec6f 166
belloula 0:9611b40fec6f 167 rc = Host_CtrlRecv(USB_DEVICE_TO_HOST | USB_REQUEST_TYPE_CLASS | USB_RECIPIENT_INTERFACE,
belloula 0:9611b40fec6f 168 MS_GET_MAX_LUN_REQ,
belloula 0:9611b40fec6f 169 0,
belloula 0:9611b40fec6f 170 0,
belloula 0:9611b40fec6f 171 1,
belloula 0:9611b40fec6f 172 TDBuffer);
belloula 0:9611b40fec6f 173 return (rc);
belloula 0:9611b40fec6f 174 }
belloula 0:9611b40fec6f 175
belloula 0:9611b40fec6f 176 /*
belloula 0:9611b40fec6f 177 **************************************************************************************************************
belloula 0:9611b40fec6f 178 * GET SENSE INFORMATION
belloula 0:9611b40fec6f 179 *
belloula 0:9611b40fec6f 180 * Description: This function is used to get sense information from the device
belloula 0:9611b40fec6f 181 *
belloula 0:9611b40fec6f 182 * Arguments : None
belloula 0:9611b40fec6f 183 *
belloula 0:9611b40fec6f 184 * Returns : OK if Success
belloula 0:9611b40fec6f 185 * ERROR if Failed
belloula 0:9611b40fec6f 186 *
belloula 0:9611b40fec6f 187 **************************************************************************************************************
belloula 0:9611b40fec6f 188 */
belloula 0:9611b40fec6f 189
belloula 0:9611b40fec6f 190 USB_INT32S MS_GetSenseInfo (void)
belloula 0:9611b40fec6f 191 {
belloula 0:9611b40fec6f 192 USB_INT32S rc;
belloula 0:9611b40fec6f 193
belloula 0:9611b40fec6f 194
belloula 0:9611b40fec6f 195 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_REQUEST_SENSE, 6);
belloula 0:9611b40fec6f 196 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
belloula 0:9611b40fec6f 197 if (rc == OK) {
belloula 0:9611b40fec6f 198 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, 18);
belloula 0:9611b40fec6f 199 if (rc == OK) {
belloula 0:9611b40fec6f 200 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
belloula 0:9611b40fec6f 201 if (rc == OK) {
belloula 0:9611b40fec6f 202 if (TDBuffer[12] != 0) {
belloula 0:9611b40fec6f 203 rc = ERR_MS_CMD_FAILED;
belloula 0:9611b40fec6f 204 }
belloula 0:9611b40fec6f 205 }
belloula 0:9611b40fec6f 206 }
belloula 0:9611b40fec6f 207 }
belloula 0:9611b40fec6f 208 return (rc);
belloula 0:9611b40fec6f 209 }
belloula 0:9611b40fec6f 210
belloula 0:9611b40fec6f 211 /*
belloula 0:9611b40fec6f 212 **************************************************************************************************************
belloula 0:9611b40fec6f 213 * TEST UNIT READY
belloula 0:9611b40fec6f 214 *
belloula 0:9611b40fec6f 215 * Description: This function is used to test whether the unit is ready or not
belloula 0:9611b40fec6f 216 *
belloula 0:9611b40fec6f 217 * Arguments : None
belloula 0:9611b40fec6f 218 *
belloula 0:9611b40fec6f 219 * Returns : OK if Success
belloula 0:9611b40fec6f 220 * ERROR if Failed
belloula 0:9611b40fec6f 221 *
belloula 0:9611b40fec6f 222 **************************************************************************************************************
belloula 0:9611b40fec6f 223 */
belloula 0:9611b40fec6f 224
belloula 0:9611b40fec6f 225 USB_INT32S MS_TestUnitReady (void)
belloula 0:9611b40fec6f 226 {
belloula 0:9611b40fec6f 227 USB_INT32S rc;
belloula 0:9611b40fec6f 228
belloula 0:9611b40fec6f 229
belloula 0:9611b40fec6f 230 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_NONE, SCSI_CMD_TEST_UNIT_READY, 6);
belloula 0:9611b40fec6f 231 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
belloula 0:9611b40fec6f 232 if (rc == OK) {
belloula 0:9611b40fec6f 233 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
belloula 0:9611b40fec6f 234 if (rc == OK) {
belloula 0:9611b40fec6f 235 if (TDBuffer[12] != 0) {
belloula 0:9611b40fec6f 236 rc = ERR_MS_CMD_FAILED;
belloula 0:9611b40fec6f 237 }
belloula 0:9611b40fec6f 238 }
belloula 0:9611b40fec6f 239 }
belloula 0:9611b40fec6f 240 return (rc);
belloula 0:9611b40fec6f 241 }
belloula 0:9611b40fec6f 242
belloula 0:9611b40fec6f 243 /*
belloula 0:9611b40fec6f 244 **************************************************************************************************************
belloula 0:9611b40fec6f 245 * READ CAPACITY
belloula 0:9611b40fec6f 246 *
belloula 0:9611b40fec6f 247 * Description: This function is used to read the capacity of the mass storage device
belloula 0:9611b40fec6f 248 *
belloula 0:9611b40fec6f 249 * Arguments : None
belloula 0:9611b40fec6f 250 *
belloula 0:9611b40fec6f 251 * Returns : OK if Success
belloula 0:9611b40fec6f 252 * ERROR if Failed
belloula 0:9611b40fec6f 253 *
belloula 0:9611b40fec6f 254 **************************************************************************************************************
belloula 0:9611b40fec6f 255 */
belloula 0:9611b40fec6f 256
belloula 0:9611b40fec6f 257 USB_INT32S MS_ReadCapacity (USB_INT32U *numBlks, USB_INT32U *blkSize)
belloula 0:9611b40fec6f 258 {
belloula 0:9611b40fec6f 259 USB_INT32S rc;
belloula 0:9611b40fec6f 260
belloula 0:9611b40fec6f 261
belloula 0:9611b40fec6f 262 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_READ_CAPACITY, 10);
belloula 0:9611b40fec6f 263 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
belloula 0:9611b40fec6f 264 if (rc == OK) {
belloula 0:9611b40fec6f 265 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, 8);
belloula 0:9611b40fec6f 266 if (rc == OK) {
belloula 0:9611b40fec6f 267 if (numBlks)
belloula 0:9611b40fec6f 268 *numBlks = ReadBE32U(&TDBuffer[0]);
belloula 0:9611b40fec6f 269 if (blkSize)
belloula 0:9611b40fec6f 270 *blkSize = ReadBE32U(&TDBuffer[4]);
belloula 0:9611b40fec6f 271 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
belloula 0:9611b40fec6f 272 if (rc == OK) {
belloula 0:9611b40fec6f 273 if (TDBuffer[12] != 0) {
belloula 0:9611b40fec6f 274 rc = ERR_MS_CMD_FAILED;
belloula 0:9611b40fec6f 275 }
belloula 0:9611b40fec6f 276 }
belloula 0:9611b40fec6f 277 }
belloula 0:9611b40fec6f 278 }
belloula 0:9611b40fec6f 279 return (rc);
belloula 0:9611b40fec6f 280 }
belloula 0:9611b40fec6f 281
belloula 0:9611b40fec6f 282
belloula 0:9611b40fec6f 283
belloula 0:9611b40fec6f 284 USB_INT32S MS_Inquire (USB_INT08U *response)
belloula 0:9611b40fec6f 285 {
belloula 0:9611b40fec6f 286 USB_INT32S rc;
belloula 0:9611b40fec6f 287 USB_INT32U i;
belloula 0:9611b40fec6f 288
belloula 0:9611b40fec6f 289 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_INQUIRY, 6);
belloula 0:9611b40fec6f 290 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
belloula 0:9611b40fec6f 291 if (rc == OK) {
belloula 0:9611b40fec6f 292 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, INQUIRY_LENGTH);
belloula 0:9611b40fec6f 293 if (rc == OK) {
belloula 0:9611b40fec6f 294 if (response) {
belloula 0:9611b40fec6f 295 for ( i = 0; i < INQUIRY_LENGTH; i++ )
belloula 0:9611b40fec6f 296 *response++ = *TDBuffer++;
belloula 0:9611b40fec6f 297 #if 0
belloula 0:9611b40fec6f 298 MemCpy (response, TDBuffer, INQUIRY_LENGTH);
belloula 0:9611b40fec6f 299 StrNullTrailingSpace (response->vendorID, SCSI_INQUIRY_VENDORCHARS);
belloula 0:9611b40fec6f 300 StrNullTrailingSpace (response->productID, SCSI_INQUIRY_PRODUCTCHARS);
belloula 0:9611b40fec6f 301 StrNullTrailingSpace (response->productRev, SCSI_INQUIRY_REVCHARS);
belloula 0:9611b40fec6f 302 #endif
belloula 0:9611b40fec6f 303 }
belloula 0:9611b40fec6f 304 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
belloula 0:9611b40fec6f 305 if (rc == OK) {
belloula 0:9611b40fec6f 306 if (TDBuffer[12] != 0) { // bCSWStatus byte
belloula 0:9611b40fec6f 307 rc = ERR_MS_CMD_FAILED;
belloula 0:9611b40fec6f 308 }
belloula 0:9611b40fec6f 309 }
belloula 0:9611b40fec6f 310 }
belloula 0:9611b40fec6f 311 }
belloula 0:9611b40fec6f 312 return (rc);
belloula 0:9611b40fec6f 313 }
belloula 0:9611b40fec6f 314
belloula 0:9611b40fec6f 315 /*
belloula 0:9611b40fec6f 316 **************************************************************************************************************
belloula 0:9611b40fec6f 317 * RECEIVE THE BULK DATA
belloula 0:9611b40fec6f 318 *
belloula 0:9611b40fec6f 319 * Description: This function is used to receive the bulk data
belloula 0:9611b40fec6f 320 *
belloula 0:9611b40fec6f 321 * Arguments : None
belloula 0:9611b40fec6f 322 *
belloula 0:9611b40fec6f 323 * Returns : OK if Success
belloula 0:9611b40fec6f 324 * ERR_INVALID_BOOTSIG if Failed
belloula 0:9611b40fec6f 325 *
belloula 0:9611b40fec6f 326 **************************************************************************************************************
belloula 0:9611b40fec6f 327 */
belloula 0:9611b40fec6f 328
belloula 0:9611b40fec6f 329 USB_INT32S MS_BulkRecv ( USB_INT32U block_number,
belloula 0:9611b40fec6f 330 USB_INT16U num_blocks,
belloula 0:9611b40fec6f 331 volatile USB_INT08U *user_buffer)
belloula 0:9611b40fec6f 332 {
belloula 0:9611b40fec6f 333 USB_INT32S rc;
belloula 0:9611b40fec6f 334 int i;
belloula 0:9611b40fec6f 335 volatile USB_INT08U *c = user_buffer;
belloula 0:9611b40fec6f 336 for (i=0;i<MS_BlkSize*num_blocks;i++)
belloula 0:9611b40fec6f 337 *c++ = 0;
belloula 0:9611b40fec6f 338
belloula 0:9611b40fec6f 339
belloula 0:9611b40fec6f 340 Fill_MSCommand(block_number, MS_BlkSize, num_blocks, MS_DATA_DIR_IN, SCSI_CMD_READ_10, 10);
belloula 0:9611b40fec6f 341
belloula 0:9611b40fec6f 342 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
belloula 0:9611b40fec6f 343 if (rc == OK) {
belloula 0:9611b40fec6f 344 rc = Host_ProcessTD(EDBulkIn, TD_IN, user_buffer, MS_BlkSize * num_blocks);
belloula 0:9611b40fec6f 345 if (rc == OK) {
belloula 0:9611b40fec6f 346 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
belloula 0:9611b40fec6f 347 if (rc == OK) {
belloula 0:9611b40fec6f 348 if (TDBuffer[12] != 0) {
belloula 0:9611b40fec6f 349 rc = ERR_MS_CMD_FAILED;
belloula 0:9611b40fec6f 350 }
belloula 0:9611b40fec6f 351 }
belloula 0:9611b40fec6f 352 }
belloula 0:9611b40fec6f 353 }
belloula 0:9611b40fec6f 354 return (rc);
belloula 0:9611b40fec6f 355 }
belloula 0:9611b40fec6f 356
belloula 0:9611b40fec6f 357 /*
belloula 0:9611b40fec6f 358 **************************************************************************************************************
belloula 0:9611b40fec6f 359 * SEND BULK DATA
belloula 0:9611b40fec6f 360 *
belloula 0:9611b40fec6f 361 * Description: This function is used to send the bulk data
belloula 0:9611b40fec6f 362 *
belloula 0:9611b40fec6f 363 * Arguments : None
belloula 0:9611b40fec6f 364 *
belloula 0:9611b40fec6f 365 * Returns : OK if Success
belloula 0:9611b40fec6f 366 * ERR_INVALID_BOOTSIG if Failed
belloula 0:9611b40fec6f 367 *
belloula 0:9611b40fec6f 368 **************************************************************************************************************
belloula 0:9611b40fec6f 369 */
belloula 0:9611b40fec6f 370
belloula 0:9611b40fec6f 371 USB_INT32S MS_BulkSend ( USB_INT32U block_number,
belloula 0:9611b40fec6f 372 USB_INT16U num_blocks,
belloula 0:9611b40fec6f 373 volatile USB_INT08U *user_buffer)
belloula 0:9611b40fec6f 374 {
belloula 0:9611b40fec6f 375 USB_INT32S rc;
belloula 0:9611b40fec6f 376
belloula 0:9611b40fec6f 377
belloula 0:9611b40fec6f 378 Fill_MSCommand(block_number, MS_BlkSize, num_blocks, MS_DATA_DIR_OUT, SCSI_CMD_WRITE_10, 10);
belloula 0:9611b40fec6f 379
belloula 0:9611b40fec6f 380 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
belloula 0:9611b40fec6f 381 if (rc == OK) {
belloula 0:9611b40fec6f 382 rc = Host_ProcessTD(EDBulkOut, TD_OUT, user_buffer, MS_BlkSize * num_blocks);
belloula 0:9611b40fec6f 383 if (rc == OK) {
belloula 0:9611b40fec6f 384 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
belloula 0:9611b40fec6f 385 if (rc == OK) {
belloula 0:9611b40fec6f 386 if (TDBuffer[12] != 0) {
belloula 0:9611b40fec6f 387 rc = ERR_MS_CMD_FAILED;
belloula 0:9611b40fec6f 388 }
belloula 0:9611b40fec6f 389 }
belloula 0:9611b40fec6f 390 }
belloula 0:9611b40fec6f 391 }
belloula 0:9611b40fec6f 392 return (rc);
belloula 0:9611b40fec6f 393 }
belloula 0:9611b40fec6f 394
belloula 0:9611b40fec6f 395 /*
belloula 0:9611b40fec6f 396 **************************************************************************************************************
belloula 0:9611b40fec6f 397 * FILL MASS STORAGE COMMAND
belloula 0:9611b40fec6f 398 *
belloula 0:9611b40fec6f 399 * Description: This function is used to fill the mass storage command
belloula 0:9611b40fec6f 400 *
belloula 0:9611b40fec6f 401 * Arguments : None
belloula 0:9611b40fec6f 402 *
belloula 0:9611b40fec6f 403 * Returns : OK if Success
belloula 0:9611b40fec6f 404 * ERR_INVALID_BOOTSIG if Failed
belloula 0:9611b40fec6f 405 *
belloula 0:9611b40fec6f 406 **************************************************************************************************************
belloula 0:9611b40fec6f 407 */
belloula 0:9611b40fec6f 408
belloula 0:9611b40fec6f 409 void Fill_MSCommand (USB_INT32U block_number,
belloula 0:9611b40fec6f 410 USB_INT32U block_size,
belloula 0:9611b40fec6f 411 USB_INT16U num_blocks,
belloula 0:9611b40fec6f 412 MS_DATA_DIR direction,
belloula 0:9611b40fec6f 413 USB_INT08U scsi_cmd,
belloula 0:9611b40fec6f 414 USB_INT08U scsi_cmd_len)
belloula 0:9611b40fec6f 415 {
belloula 0:9611b40fec6f 416 USB_INT32U data_len;
belloula 0:9611b40fec6f 417 static USB_INT32U tag_cnt = 0;
belloula 0:9611b40fec6f 418 USB_INT32U cnt;
belloula 0:9611b40fec6f 419
belloula 0:9611b40fec6f 420
belloula 0:9611b40fec6f 421 for (cnt = 0; cnt < CBW_SIZE; cnt++) {
belloula 0:9611b40fec6f 422 TDBuffer[cnt] = 0;
belloula 0:9611b40fec6f 423 }
belloula 0:9611b40fec6f 424 switch(scsi_cmd) {
belloula 0:9611b40fec6f 425
belloula 0:9611b40fec6f 426 case SCSI_CMD_TEST_UNIT_READY:
belloula 0:9611b40fec6f 427 data_len = 0;
belloula 0:9611b40fec6f 428 break;
belloula 0:9611b40fec6f 429 case SCSI_CMD_READ_CAPACITY:
belloula 0:9611b40fec6f 430 data_len = 8;
belloula 0:9611b40fec6f 431 break;
belloula 0:9611b40fec6f 432 case SCSI_CMD_REQUEST_SENSE:
belloula 0:9611b40fec6f 433 data_len = 18;
belloula 0:9611b40fec6f 434 break;
belloula 0:9611b40fec6f 435 case SCSI_CMD_INQUIRY:
belloula 0:9611b40fec6f 436 data_len = 36;
belloula 0:9611b40fec6f 437 break;
belloula 0:9611b40fec6f 438 default:
belloula 0:9611b40fec6f 439 data_len = block_size * num_blocks;
belloula 0:9611b40fec6f 440 break;
belloula 0:9611b40fec6f 441 }
belloula 0:9611b40fec6f 442 WriteLE32U(TDBuffer, CBW_SIGNATURE);
belloula 0:9611b40fec6f 443 WriteLE32U(&TDBuffer[4], tag_cnt);
belloula 0:9611b40fec6f 444 WriteLE32U(&TDBuffer[8], data_len);
belloula 0:9611b40fec6f 445 TDBuffer[12] = (direction == MS_DATA_DIR_NONE) ? 0 : direction;
belloula 0:9611b40fec6f 446 TDBuffer[14] = scsi_cmd_len; /* Length of the CBW */
belloula 0:9611b40fec6f 447 TDBuffer[15] = scsi_cmd;
belloula 0:9611b40fec6f 448 if ((scsi_cmd == SCSI_CMD_REQUEST_SENSE)
belloula 0:9611b40fec6f 449 || (scsi_cmd == SCSI_CMD_INQUIRY)) {
belloula 0:9611b40fec6f 450 TDBuffer[19] = (USB_INT08U)data_len;
belloula 0:9611b40fec6f 451 } else {
belloula 0:9611b40fec6f 452 WriteBE32U(&TDBuffer[17], block_number);
belloula 0:9611b40fec6f 453 }
belloula 0:9611b40fec6f 454 WriteBE16U(&TDBuffer[22], num_blocks);
belloula 0:9611b40fec6f 455 }