xeye_ atsu / Mbed 2 deprecated I2S_AIC23B_RiceGolomb

パラメータを適応変化させる事により圧縮率を向上させた動的ライス・ゴロム符号を利用した可逆圧縮方式。圧縮ソフト、圧縮率のMATLABシミュレーションは詳細はInterface誌2011年8月号に掲載されるRX62Nマイコン連動特集にて掲載予定。

Dependencies:   mbed

USBHostLite/usbhost_ms.c@0:d920d64db582, 2011-03-30 (annotated)

Committer:
lynxeyed_atsu
Date:
Wed Mar 30 06:05:24 2011 +0000
Revision:
0:d920d64db582
alpha

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lynxeyed_atsu 0:d920d64db582 1 /*
lynxeyed_atsu 0:d920d64db582 2 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 3 * NXP USB Host Stack
lynxeyed_atsu 0:d920d64db582 4 *
lynxeyed_atsu 0:d920d64db582 5 * (c) Copyright 2008, NXP SemiConductors
lynxeyed_atsu 0:d920d64db582 6 * (c) Copyright 2008, OnChip Technologies LLC
lynxeyed_atsu 0:d920d64db582 7 * All Rights Reserved
lynxeyed_atsu 0:d920d64db582 8 *
lynxeyed_atsu 0:d920d64db582 9 * www.nxp.com
lynxeyed_atsu 0:d920d64db582 10 * www.onchiptech.com
lynxeyed_atsu 0:d920d64db582 11 *
lynxeyed_atsu 0:d920d64db582 12 * File : usbhost_ms.c
lynxeyed_atsu 0:d920d64db582 13 * Programmer(s) : Ravikanth.P
lynxeyed_atsu 0:d920d64db582 14 * Version :
lynxeyed_atsu 0:d920d64db582 15 *
lynxeyed_atsu 0:d920d64db582 16 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 17 */
lynxeyed_atsu 0:d920d64db582 18
lynxeyed_atsu 0:d920d64db582 19 /*
lynxeyed_atsu 0:d920d64db582 20 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 21 * INCLUDE HEADER FILES
lynxeyed_atsu 0:d920d64db582 22 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 23 */
lynxeyed_atsu 0:d920d64db582 24
lynxeyed_atsu 0:d920d64db582 25 #include "usbhost_ms.h"
lynxeyed_atsu 0:d920d64db582 26
lynxeyed_atsu 0:d920d64db582 27 /*
lynxeyed_atsu 0:d920d64db582 28 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 29 * GLOBAL VARIABLES
lynxeyed_atsu 0:d920d64db582 30 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 31 */
lynxeyed_atsu 0:d920d64db582 32
lynxeyed_atsu 0:d920d64db582 33 USB_INT32U MS_BlkSize;
lynxeyed_atsu 0:d920d64db582 34
lynxeyed_atsu 0:d920d64db582 35 /*
lynxeyed_atsu 0:d920d64db582 36 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 37 * INITIALIZE MASS STORAGE INTERFACE
lynxeyed_atsu 0:d920d64db582 38 *
lynxeyed_atsu 0:d920d64db582 39 * Description: This function initializes the mass storage interface
lynxeyed_atsu 0:d920d64db582 40 *
lynxeyed_atsu 0:d920d64db582 41 * Arguments : None
lynxeyed_atsu 0:d920d64db582 42 *
lynxeyed_atsu 0:d920d64db582 43 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 44 * ERR_INVALID_BOOTSIG if Failed
lynxeyed_atsu 0:d920d64db582 45 *
lynxeyed_atsu 0:d920d64db582 46 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 47 */
lynxeyed_atsu 0:d920d64db582 48
lynxeyed_atsu 0:d920d64db582 49 USB_INT32S MS_Init (USB_INT32U *blkSize, USB_INT32U *numBlks, USB_INT08U *inquiryResult)
lynxeyed_atsu 0:d920d64db582 50 {
lynxeyed_atsu 0:d920d64db582 51 USB_INT08U retry;
lynxeyed_atsu 0:d920d64db582 52 USB_INT32S rc;
lynxeyed_atsu 0:d920d64db582 53
lynxeyed_atsu 0:d920d64db582 54 MS_GetMaxLUN(); /* Get maximum logical unit number */
lynxeyed_atsu 0:d920d64db582 55 retry = 80;
lynxeyed_atsu 0:d920d64db582 56 while(retry) {
lynxeyed_atsu 0:d920d64db582 57 rc = MS_TestUnitReady(); /* Test whether the unit is ready */
lynxeyed_atsu 0:d920d64db582 58 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 59 break;
lynxeyed_atsu 0:d920d64db582 60 }
lynxeyed_atsu 0:d920d64db582 61 MS_GetSenseInfo(); /* Get sense information */
lynxeyed_atsu 0:d920d64db582 62 retry--;
lynxeyed_atsu 0:d920d64db582 63 }
lynxeyed_atsu 0:d920d64db582 64 if (rc != OK) {
lynxeyed_atsu 0:d920d64db582 65 PRINT_Err(rc);
lynxeyed_atsu 0:d920d64db582 66 return (rc);
lynxeyed_atsu 0:d920d64db582 67 }
lynxeyed_atsu 0:d920d64db582 68 rc = MS_ReadCapacity(numBlks, blkSize); /* Read capacity of the disk */
lynxeyed_atsu 0:d920d64db582 69 MS_BlkSize = *blkSize; // Set global
lynxeyed_atsu 0:d920d64db582 70 rc = MS_Inquire (inquiryResult);
lynxeyed_atsu 0:d920d64db582 71 return (rc);
lynxeyed_atsu 0:d920d64db582 72 }
lynxeyed_atsu 0:d920d64db582 73 /*
lynxeyed_atsu 0:d920d64db582 74 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 75 * PARSE THE CONFIGURATION
lynxeyed_atsu 0:d920d64db582 76 *
lynxeyed_atsu 0:d920d64db582 77 * Description: This function is used to parse the configuration
lynxeyed_atsu 0:d920d64db582 78 *
lynxeyed_atsu 0:d920d64db582 79 * Arguments : None
lynxeyed_atsu 0:d920d64db582 80 *
lynxeyed_atsu 0:d920d64db582 81 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 82 * ERR_INVALID_BOOTSIG if Failed
lynxeyed_atsu 0:d920d64db582 83 *
lynxeyed_atsu 0:d920d64db582 84 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 85 */
lynxeyed_atsu 0:d920d64db582 86
lynxeyed_atsu 0:d920d64db582 87 USB_INT32S MS_ParseConfiguration (void)
lynxeyed_atsu 0:d920d64db582 88 {
lynxeyed_atsu 0:d920d64db582 89 volatile USB_INT08U *desc_ptr;
lynxeyed_atsu 0:d920d64db582 90 USB_INT08U ms_int_found;
lynxeyed_atsu 0:d920d64db582 91
lynxeyed_atsu 0:d920d64db582 92
lynxeyed_atsu 0:d920d64db582 93 desc_ptr = TDBuffer;
lynxeyed_atsu 0:d920d64db582 94 ms_int_found = 0;
lynxeyed_atsu 0:d920d64db582 95
lynxeyed_atsu 0:d920d64db582 96 if (desc_ptr[1] != USB_DESCRIPTOR_TYPE_CONFIGURATION) {
lynxeyed_atsu 0:d920d64db582 97 return (ERR_BAD_CONFIGURATION);
lynxeyed_atsu 0:d920d64db582 98 }
lynxeyed_atsu 0:d920d64db582 99 desc_ptr += desc_ptr[0];
lynxeyed_atsu 0:d920d64db582 100
lynxeyed_atsu 0:d920d64db582 101 while (desc_ptr != TDBuffer + ReadLE16U(&TDBuffer[2])) {
lynxeyed_atsu 0:d920d64db582 102
lynxeyed_atsu 0:d920d64db582 103 switch (desc_ptr[1]) {
lynxeyed_atsu 0:d920d64db582 104
lynxeyed_atsu 0:d920d64db582 105 case USB_DESCRIPTOR_TYPE_INTERFACE: /* If it is an interface descriptor */
lynxeyed_atsu 0:d920d64db582 106 if (desc_ptr[5] == MASS_STORAGE_CLASS && /* check if the class is mass storage */
lynxeyed_atsu 0:d920d64db582 107 desc_ptr[6] == MASS_STORAGE_SUBCLASS_SCSI && /* check if the subclass is SCSI */
lynxeyed_atsu 0:d920d64db582 108 desc_ptr[7] == MASS_STORAGE_PROTOCOL_BO) { /* check if the protocol is Bulk only */
lynxeyed_atsu 0:d920d64db582 109 ms_int_found = 1;
lynxeyed_atsu 0:d920d64db582 110 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
lynxeyed_atsu 0:d920d64db582 111 }
lynxeyed_atsu 0:d920d64db582 112 break;
lynxeyed_atsu 0:d920d64db582 113
lynxeyed_atsu 0:d920d64db582 114 case USB_DESCRIPTOR_TYPE_ENDPOINT: /* If it is an endpoint descriptor */
lynxeyed_atsu 0:d920d64db582 115 if ((desc_ptr[3] & 0x03) == 0x02) { /* If it is Bulk endpoint */
lynxeyed_atsu 0:d920d64db582 116 if (desc_ptr[2] & 0x80) { /* If it is In endpoint */
lynxeyed_atsu 0:d920d64db582 117 EDBulkIn->Control = 1 | /* USB address */
lynxeyed_atsu 0:d920d64db582 118 ((desc_ptr[2] & 0x7F) << 7) | /* Endpoint address */
lynxeyed_atsu 0:d920d64db582 119 (2 << 11) | /* direction */
lynxeyed_atsu 0:d920d64db582 120 (ReadLE16U(&desc_ptr[4]) << 16); /* MaxPkt Size */
lynxeyed_atsu 0:d920d64db582 121 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
lynxeyed_atsu 0:d920d64db582 122 } else { /* If it is Out endpoint */
lynxeyed_atsu 0:d920d64db582 123 EDBulkOut->Control = 1 | /* USB address */
lynxeyed_atsu 0:d920d64db582 124 ((desc_ptr[2] & 0x7F) << 7) | /* Endpoint address */
lynxeyed_atsu 0:d920d64db582 125 (1 << 11) | /* direction */
lynxeyed_atsu 0:d920d64db582 126 (ReadLE16U(&desc_ptr[4]) << 16); /* MaxPkt Size */
lynxeyed_atsu 0:d920d64db582 127 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
lynxeyed_atsu 0:d920d64db582 128 }
lynxeyed_atsu 0:d920d64db582 129 } else { /* If it is not bulk end point */
lynxeyed_atsu 0:d920d64db582 130 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
lynxeyed_atsu 0:d920d64db582 131 }
lynxeyed_atsu 0:d920d64db582 132 break;
lynxeyed_atsu 0:d920d64db582 133
lynxeyed_atsu 0:d920d64db582 134 default: /* If the descriptor is neither interface nor endpoint */
lynxeyed_atsu 0:d920d64db582 135 desc_ptr += desc_ptr[0]; /* Move to next descriptor start */
lynxeyed_atsu 0:d920d64db582 136 break;
lynxeyed_atsu 0:d920d64db582 137 }
lynxeyed_atsu 0:d920d64db582 138 }
lynxeyed_atsu 0:d920d64db582 139 if (ms_int_found) {
lynxeyed_atsu 0:d920d64db582 140 PRINT_Log("Mass Storage device connected\n");
lynxeyed_atsu 0:d920d64db582 141 return (OK);
lynxeyed_atsu 0:d920d64db582 142 } else {
lynxeyed_atsu 0:d920d64db582 143 PRINT_Log("Not a Mass Storage device\n");
lynxeyed_atsu 0:d920d64db582 144 return (ERR_NO_MS_INTERFACE);
lynxeyed_atsu 0:d920d64db582 145 }
lynxeyed_atsu 0:d920d64db582 146 }
lynxeyed_atsu 0:d920d64db582 147
lynxeyed_atsu 0:d920d64db582 148 /*
lynxeyed_atsu 0:d920d64db582 149 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 150 * GET MAXIMUM LOGICAL UNIT
lynxeyed_atsu 0:d920d64db582 151 *
lynxeyed_atsu 0:d920d64db582 152 * Description: This function returns the maximum logical unit from the device
lynxeyed_atsu 0:d920d64db582 153 *
lynxeyed_atsu 0:d920d64db582 154 * Arguments : None
lynxeyed_atsu 0:d920d64db582 155 *
lynxeyed_atsu 0:d920d64db582 156 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 157 * ERR_INVALID_BOOTSIG if Failed
lynxeyed_atsu 0:d920d64db582 158 *
lynxeyed_atsu 0:d920d64db582 159 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 160 */
lynxeyed_atsu 0:d920d64db582 161
lynxeyed_atsu 0:d920d64db582 162 USB_INT32S MS_GetMaxLUN (void)
lynxeyed_atsu 0:d920d64db582 163 {
lynxeyed_atsu 0:d920d64db582 164 USB_INT32S rc;
lynxeyed_atsu 0:d920d64db582 165
lynxeyed_atsu 0:d920d64db582 166
lynxeyed_atsu 0:d920d64db582 167 rc = Host_CtrlRecv(USB_DEVICE_TO_HOST | USB_REQUEST_TYPE_CLASS | USB_RECIPIENT_INTERFACE,
lynxeyed_atsu 0:d920d64db582 168 MS_GET_MAX_LUN_REQ,
lynxeyed_atsu 0:d920d64db582 169 0,
lynxeyed_atsu 0:d920d64db582 170 0,
lynxeyed_atsu 0:d920d64db582 171 1,
lynxeyed_atsu 0:d920d64db582 172 TDBuffer);
lynxeyed_atsu 0:d920d64db582 173 return (rc);
lynxeyed_atsu 0:d920d64db582 174 }
lynxeyed_atsu 0:d920d64db582 175
lynxeyed_atsu 0:d920d64db582 176 /*
lynxeyed_atsu 0:d920d64db582 177 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 178 * GET SENSE INFORMATION
lynxeyed_atsu 0:d920d64db582 179 *
lynxeyed_atsu 0:d920d64db582 180 * Description: This function is used to get sense information from the device
lynxeyed_atsu 0:d920d64db582 181 *
lynxeyed_atsu 0:d920d64db582 182 * Arguments : None
lynxeyed_atsu 0:d920d64db582 183 *
lynxeyed_atsu 0:d920d64db582 184 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 185 * ERROR if Failed
lynxeyed_atsu 0:d920d64db582 186 *
lynxeyed_atsu 0:d920d64db582 187 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 188 */
lynxeyed_atsu 0:d920d64db582 189
lynxeyed_atsu 0:d920d64db582 190 USB_INT32S MS_GetSenseInfo (void)
lynxeyed_atsu 0:d920d64db582 191 {
lynxeyed_atsu 0:d920d64db582 192 USB_INT32S rc;
lynxeyed_atsu 0:d920d64db582 193
lynxeyed_atsu 0:d920d64db582 194
lynxeyed_atsu 0:d920d64db582 195 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_REQUEST_SENSE, 6);
lynxeyed_atsu 0:d920d64db582 196 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
lynxeyed_atsu 0:d920d64db582 197 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 198 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, 18);
lynxeyed_atsu 0:d920d64db582 199 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 200 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
lynxeyed_atsu 0:d920d64db582 201 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 202 if (TDBuffer[12] != 0) {
lynxeyed_atsu 0:d920d64db582 203 rc = ERR_MS_CMD_FAILED;
lynxeyed_atsu 0:d920d64db582 204 }
lynxeyed_atsu 0:d920d64db582 205 }
lynxeyed_atsu 0:d920d64db582 206 }
lynxeyed_atsu 0:d920d64db582 207 }
lynxeyed_atsu 0:d920d64db582 208 return (rc);
lynxeyed_atsu 0:d920d64db582 209 }
lynxeyed_atsu 0:d920d64db582 210
lynxeyed_atsu 0:d920d64db582 211 /*
lynxeyed_atsu 0:d920d64db582 212 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 213 * TEST UNIT READY
lynxeyed_atsu 0:d920d64db582 214 *
lynxeyed_atsu 0:d920d64db582 215 * Description: This function is used to test whether the unit is ready or not
lynxeyed_atsu 0:d920d64db582 216 *
lynxeyed_atsu 0:d920d64db582 217 * Arguments : None
lynxeyed_atsu 0:d920d64db582 218 *
lynxeyed_atsu 0:d920d64db582 219 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 220 * ERROR if Failed
lynxeyed_atsu 0:d920d64db582 221 *
lynxeyed_atsu 0:d920d64db582 222 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 223 */
lynxeyed_atsu 0:d920d64db582 224
lynxeyed_atsu 0:d920d64db582 225 USB_INT32S MS_TestUnitReady (void)
lynxeyed_atsu 0:d920d64db582 226 {
lynxeyed_atsu 0:d920d64db582 227 USB_INT32S rc;
lynxeyed_atsu 0:d920d64db582 228
lynxeyed_atsu 0:d920d64db582 229
lynxeyed_atsu 0:d920d64db582 230 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_NONE, SCSI_CMD_TEST_UNIT_READY, 6);
lynxeyed_atsu 0:d920d64db582 231 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
lynxeyed_atsu 0:d920d64db582 232 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 233 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
lynxeyed_atsu 0:d920d64db582 234 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 235 if (TDBuffer[12] != 0) {
lynxeyed_atsu 0:d920d64db582 236 rc = ERR_MS_CMD_FAILED;
lynxeyed_atsu 0:d920d64db582 237 }
lynxeyed_atsu 0:d920d64db582 238 }
lynxeyed_atsu 0:d920d64db582 239 }
lynxeyed_atsu 0:d920d64db582 240 return (rc);
lynxeyed_atsu 0:d920d64db582 241 }
lynxeyed_atsu 0:d920d64db582 242
lynxeyed_atsu 0:d920d64db582 243 /*
lynxeyed_atsu 0:d920d64db582 244 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 245 * READ CAPACITY
lynxeyed_atsu 0:d920d64db582 246 *
lynxeyed_atsu 0:d920d64db582 247 * Description: This function is used to read the capacity of the mass storage device
lynxeyed_atsu 0:d920d64db582 248 *
lynxeyed_atsu 0:d920d64db582 249 * Arguments : None
lynxeyed_atsu 0:d920d64db582 250 *
lynxeyed_atsu 0:d920d64db582 251 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 252 * ERROR if Failed
lynxeyed_atsu 0:d920d64db582 253 *
lynxeyed_atsu 0:d920d64db582 254 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 255 */
lynxeyed_atsu 0:d920d64db582 256
lynxeyed_atsu 0:d920d64db582 257 USB_INT32S MS_ReadCapacity (USB_INT32U *numBlks, USB_INT32U *blkSize)
lynxeyed_atsu 0:d920d64db582 258 {
lynxeyed_atsu 0:d920d64db582 259 USB_INT32S rc;
lynxeyed_atsu 0:d920d64db582 260
lynxeyed_atsu 0:d920d64db582 261
lynxeyed_atsu 0:d920d64db582 262 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_READ_CAPACITY, 10);
lynxeyed_atsu 0:d920d64db582 263 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
lynxeyed_atsu 0:d920d64db582 264 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 265 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, 8);
lynxeyed_atsu 0:d920d64db582 266 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 267 if (numBlks)
lynxeyed_atsu 0:d920d64db582 268 *numBlks = ReadBE32U(&TDBuffer[0]);
lynxeyed_atsu 0:d920d64db582 269 if (blkSize)
lynxeyed_atsu 0:d920d64db582 270 *blkSize = ReadBE32U(&TDBuffer[4]);
lynxeyed_atsu 0:d920d64db582 271 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
lynxeyed_atsu 0:d920d64db582 272 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 273 if (TDBuffer[12] != 0) {
lynxeyed_atsu 0:d920d64db582 274 rc = ERR_MS_CMD_FAILED;
lynxeyed_atsu 0:d920d64db582 275 }
lynxeyed_atsu 0:d920d64db582 276 }
lynxeyed_atsu 0:d920d64db582 277 }
lynxeyed_atsu 0:d920d64db582 278 }
lynxeyed_atsu 0:d920d64db582 279 return (rc);
lynxeyed_atsu 0:d920d64db582 280 }
lynxeyed_atsu 0:d920d64db582 281
lynxeyed_atsu 0:d920d64db582 282
lynxeyed_atsu 0:d920d64db582 283
lynxeyed_atsu 0:d920d64db582 284 USB_INT32S MS_Inquire (USB_INT08U *response)
lynxeyed_atsu 0:d920d64db582 285 {
lynxeyed_atsu 0:d920d64db582 286 USB_INT32S rc;
lynxeyed_atsu 0:d920d64db582 287 USB_INT32U i;
lynxeyed_atsu 0:d920d64db582 288
lynxeyed_atsu 0:d920d64db582 289 Fill_MSCommand(0, 0, 0, MS_DATA_DIR_IN, SCSI_CMD_INQUIRY, 6);
lynxeyed_atsu 0:d920d64db582 290 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
lynxeyed_atsu 0:d920d64db582 291 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 292 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, INQUIRY_LENGTH);
lynxeyed_atsu 0:d920d64db582 293 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 294 if (response) {
lynxeyed_atsu 0:d920d64db582 295 for ( i = 0; i < INQUIRY_LENGTH; i++ )
lynxeyed_atsu 0:d920d64db582 296 *response++ = *TDBuffer++;
lynxeyed_atsu 0:d920d64db582 297 #if 0
lynxeyed_atsu 0:d920d64db582 298 MemCpy (response, TDBuffer, INQUIRY_LENGTH);
lynxeyed_atsu 0:d920d64db582 299 StrNullTrailingSpace (response->vendorID, SCSI_INQUIRY_VENDORCHARS);
lynxeyed_atsu 0:d920d64db582 300 StrNullTrailingSpace (response->productID, SCSI_INQUIRY_PRODUCTCHARS);
lynxeyed_atsu 0:d920d64db582 301 StrNullTrailingSpace (response->productRev, SCSI_INQUIRY_REVCHARS);
lynxeyed_atsu 0:d920d64db582 302 #endif
lynxeyed_atsu 0:d920d64db582 303 }
lynxeyed_atsu 0:d920d64db582 304 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
lynxeyed_atsu 0:d920d64db582 305 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 306 if (TDBuffer[12] != 0) { // bCSWStatus byte
lynxeyed_atsu 0:d920d64db582 307 rc = ERR_MS_CMD_FAILED;
lynxeyed_atsu 0:d920d64db582 308 }
lynxeyed_atsu 0:d920d64db582 309 }
lynxeyed_atsu 0:d920d64db582 310 }
lynxeyed_atsu 0:d920d64db582 311 }
lynxeyed_atsu 0:d920d64db582 312 return (rc);
lynxeyed_atsu 0:d920d64db582 313 }
lynxeyed_atsu 0:d920d64db582 314
lynxeyed_atsu 0:d920d64db582 315 /*
lynxeyed_atsu 0:d920d64db582 316 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 317 * RECEIVE THE BULK DATA
lynxeyed_atsu 0:d920d64db582 318 *
lynxeyed_atsu 0:d920d64db582 319 * Description: This function is used to receive the bulk data
lynxeyed_atsu 0:d920d64db582 320 *
lynxeyed_atsu 0:d920d64db582 321 * Arguments : None
lynxeyed_atsu 0:d920d64db582 322 *
lynxeyed_atsu 0:d920d64db582 323 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 324 * ERR_INVALID_BOOTSIG if Failed
lynxeyed_atsu 0:d920d64db582 325 *
lynxeyed_atsu 0:d920d64db582 326 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 327 */
lynxeyed_atsu 0:d920d64db582 328
lynxeyed_atsu 0:d920d64db582 329 USB_INT32S MS_BulkRecv ( USB_INT32U block_number,
lynxeyed_atsu 0:d920d64db582 330 USB_INT16U num_blocks,
lynxeyed_atsu 0:d920d64db582 331 volatile USB_INT08U *user_buffer)
lynxeyed_atsu 0:d920d64db582 332 {
lynxeyed_atsu 0:d920d64db582 333 USB_INT32S rc;
lynxeyed_atsu 0:d920d64db582 334 int i;
lynxeyed_atsu 0:d920d64db582 335 volatile USB_INT08U *c = user_buffer;
lynxeyed_atsu 0:d920d64db582 336 for (i=0;i<MS_BlkSize*num_blocks;i++)
lynxeyed_atsu 0:d920d64db582 337 *c++ = 0;
lynxeyed_atsu 0:d920d64db582 338
lynxeyed_atsu 0:d920d64db582 339
lynxeyed_atsu 0:d920d64db582 340 Fill_MSCommand(block_number, MS_BlkSize, num_blocks, MS_DATA_DIR_IN, SCSI_CMD_READ_10, 10);
lynxeyed_atsu 0:d920d64db582 341
lynxeyed_atsu 0:d920d64db582 342 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
lynxeyed_atsu 0:d920d64db582 343 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 344 rc = Host_ProcessTD(EDBulkIn, TD_IN, user_buffer, MS_BlkSize * num_blocks);
lynxeyed_atsu 0:d920d64db582 345 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 346 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
lynxeyed_atsu 0:d920d64db582 347 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 348 if (TDBuffer[12] != 0) {
lynxeyed_atsu 0:d920d64db582 349 rc = ERR_MS_CMD_FAILED;
lynxeyed_atsu 0:d920d64db582 350 }
lynxeyed_atsu 0:d920d64db582 351 }
lynxeyed_atsu 0:d920d64db582 352 }
lynxeyed_atsu 0:d920d64db582 353 }
lynxeyed_atsu 0:d920d64db582 354 return (rc);
lynxeyed_atsu 0:d920d64db582 355 }
lynxeyed_atsu 0:d920d64db582 356
lynxeyed_atsu 0:d920d64db582 357 /*
lynxeyed_atsu 0:d920d64db582 358 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 359 * SEND BULK DATA
lynxeyed_atsu 0:d920d64db582 360 *
lynxeyed_atsu 0:d920d64db582 361 * Description: This function is used to send the bulk data
lynxeyed_atsu 0:d920d64db582 362 *
lynxeyed_atsu 0:d920d64db582 363 * Arguments : None
lynxeyed_atsu 0:d920d64db582 364 *
lynxeyed_atsu 0:d920d64db582 365 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 366 * ERR_INVALID_BOOTSIG if Failed
lynxeyed_atsu 0:d920d64db582 367 *
lynxeyed_atsu 0:d920d64db582 368 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 369 */
lynxeyed_atsu 0:d920d64db582 370
lynxeyed_atsu 0:d920d64db582 371 USB_INT32S MS_BulkSend ( USB_INT32U block_number,
lynxeyed_atsu 0:d920d64db582 372 USB_INT16U num_blocks,
lynxeyed_atsu 0:d920d64db582 373 volatile USB_INT08U *user_buffer)
lynxeyed_atsu 0:d920d64db582 374 {
lynxeyed_atsu 0:d920d64db582 375 USB_INT32S rc;
lynxeyed_atsu 0:d920d64db582 376
lynxeyed_atsu 0:d920d64db582 377
lynxeyed_atsu 0:d920d64db582 378 Fill_MSCommand(block_number, MS_BlkSize, num_blocks, MS_DATA_DIR_OUT, SCSI_CMD_WRITE_10, 10);
lynxeyed_atsu 0:d920d64db582 379
lynxeyed_atsu 0:d920d64db582 380 rc = Host_ProcessTD(EDBulkOut, TD_OUT, TDBuffer, CBW_SIZE);
lynxeyed_atsu 0:d920d64db582 381 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 382 rc = Host_ProcessTD(EDBulkOut, TD_OUT, user_buffer, MS_BlkSize * num_blocks);
lynxeyed_atsu 0:d920d64db582 383 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 384 rc = Host_ProcessTD(EDBulkIn, TD_IN, TDBuffer, CSW_SIZE);
lynxeyed_atsu 0:d920d64db582 385 if (rc == OK) {
lynxeyed_atsu 0:d920d64db582 386 if (TDBuffer[12] != 0) {
lynxeyed_atsu 0:d920d64db582 387 rc = ERR_MS_CMD_FAILED;
lynxeyed_atsu 0:d920d64db582 388 }
lynxeyed_atsu 0:d920d64db582 389 }
lynxeyed_atsu 0:d920d64db582 390 }
lynxeyed_atsu 0:d920d64db582 391 }
lynxeyed_atsu 0:d920d64db582 392 return (rc);
lynxeyed_atsu 0:d920d64db582 393 }
lynxeyed_atsu 0:d920d64db582 394
lynxeyed_atsu 0:d920d64db582 395 /*
lynxeyed_atsu 0:d920d64db582 396 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 397 * FILL MASS STORAGE COMMAND
lynxeyed_atsu 0:d920d64db582 398 *
lynxeyed_atsu 0:d920d64db582 399 * Description: This function is used to fill the mass storage command
lynxeyed_atsu 0:d920d64db582 400 *
lynxeyed_atsu 0:d920d64db582 401 * Arguments : None
lynxeyed_atsu 0:d920d64db582 402 *
lynxeyed_atsu 0:d920d64db582 403 * Returns : OK if Success
lynxeyed_atsu 0:d920d64db582 404 * ERR_INVALID_BOOTSIG if Failed
lynxeyed_atsu 0:d920d64db582 405 *
lynxeyed_atsu 0:d920d64db582 406 **************************************************************************************************************
lynxeyed_atsu 0:d920d64db582 407 */
lynxeyed_atsu 0:d920d64db582 408
lynxeyed_atsu 0:d920d64db582 409 void Fill_MSCommand (USB_INT32U block_number,
lynxeyed_atsu 0:d920d64db582 410 USB_INT32U block_size,
lynxeyed_atsu 0:d920d64db582 411 USB_INT16U num_blocks,
lynxeyed_atsu 0:d920d64db582 412 MS_DATA_DIR direction,
lynxeyed_atsu 0:d920d64db582 413 USB_INT08U scsi_cmd,
lynxeyed_atsu 0:d920d64db582 414 USB_INT08U scsi_cmd_len)
lynxeyed_atsu 0:d920d64db582 415 {
lynxeyed_atsu 0:d920d64db582 416 USB_INT32U data_len;
lynxeyed_atsu 0:d920d64db582 417 static USB_INT32U tag_cnt = 0;
lynxeyed_atsu 0:d920d64db582 418 USB_INT32U cnt;
lynxeyed_atsu 0:d920d64db582 419
lynxeyed_atsu 0:d920d64db582 420
lynxeyed_atsu 0:d920d64db582 421 for (cnt = 0; cnt < CBW_SIZE; cnt++) {
lynxeyed_atsu 0:d920d64db582 422 TDBuffer[cnt] = 0;
lynxeyed_atsu 0:d920d64db582 423 }
lynxeyed_atsu 0:d920d64db582 424 switch(scsi_cmd) {
lynxeyed_atsu 0:d920d64db582 425
lynxeyed_atsu 0:d920d64db582 426 case SCSI_CMD_TEST_UNIT_READY:
lynxeyed_atsu 0:d920d64db582 427 data_len = 0;
lynxeyed_atsu 0:d920d64db582 428 break;
lynxeyed_atsu 0:d920d64db582 429 case SCSI_CMD_READ_CAPACITY:
lynxeyed_atsu 0:d920d64db582 430 data_len = 8;
lynxeyed_atsu 0:d920d64db582 431 break;
lynxeyed_atsu 0:d920d64db582 432 case SCSI_CMD_REQUEST_SENSE:
lynxeyed_atsu 0:d920d64db582 433 data_len = 18;
lynxeyed_atsu 0:d920d64db582 434 break;
lynxeyed_atsu 0:d920d64db582 435 case SCSI_CMD_INQUIRY:
lynxeyed_atsu 0:d920d64db582 436 data_len = 36;
lynxeyed_atsu 0:d920d64db582 437 break;
lynxeyed_atsu 0:d920d64db582 438 default:
lynxeyed_atsu 0:d920d64db582 439 data_len = block_size * num_blocks;
lynxeyed_atsu 0:d920d64db582 440 break;
lynxeyed_atsu 0:d920d64db582 441 }
lynxeyed_atsu 0:d920d64db582 442 WriteLE32U(TDBuffer, CBW_SIGNATURE);
lynxeyed_atsu 0:d920d64db582 443 WriteLE32U(&TDBuffer[4], tag_cnt);
lynxeyed_atsu 0:d920d64db582 444 WriteLE32U(&TDBuffer[8], data_len);
lynxeyed_atsu 0:d920d64db582 445 TDBuffer[12] = (direction == MS_DATA_DIR_NONE) ? 0 : direction;
lynxeyed_atsu 0:d920d64db582 446 TDBuffer[14] = scsi_cmd_len; /* Length of the CBW */
lynxeyed_atsu 0:d920d64db582 447 TDBuffer[15] = scsi_cmd;
lynxeyed_atsu 0:d920d64db582 448 if ((scsi_cmd == SCSI_CMD_REQUEST_SENSE)
lynxeyed_atsu 0:d920d64db582 449 || (scsi_cmd == SCSI_CMD_INQUIRY)) {
lynxeyed_atsu 0:d920d64db582 450 TDBuffer[19] = (USB_INT08U)data_len;
lynxeyed_atsu 0:d920d64db582 451 } else {
lynxeyed_atsu 0:d920d64db582 452 WriteBE32U(&TDBuffer[17], block_number);
lynxeyed_atsu 0:d920d64db582 453 }
lynxeyed_atsu 0:d920d64db582 454 WriteBE16U(&TDBuffer[22], num_blocks);
lynxeyed_atsu 0:d920d64db582 455 }