drivers/staging/keucr/smilsub.c

   1 #include <linux/slab.h>
   2 #include "usb.h"
   3 #include "scsiglue.h"
   4 #include "transport.h"
   5
   6 #include "smcommon.h"
   7 #include "smil.h"
   8
   9 static u8   _Check_D_DevCode(u8);
  10 static u32      ErrXDCode;
  11 static u8       IsSSFDCCompliance;
  12 static u8       IsXDCompliance;
  13
  14 struct keucr_media_info         Ssfdc;
  15 struct keucr_media_address      Media;
  16 struct keucr_media_area         CisArea;
  17
  18 static u8                            EccBuf[6];
  19
  20 #define EVEN                    0             /* Even Page for 256byte/page */
  21 #define ODD                     1             /* Odd Page for 256byte/page */
  22
  23
  24 /* SmartMedia Redundant buffer data Control Subroutine
  25  *----- Check_D_DataBlank() --------------------------------------------
  26  */
  27 int Check_D_DataBlank(u8 *redundant)
  28 {
  29         char i;
  30
  31         for (i = 0; i < REDTSIZE; i++)
  32                 if (*redundant++ != 0xFF)
  33                         return  ERROR;
  34
  35         return SMSUCCESS;
  36 }
  37
  38 /* ----- Check_D_FailBlock() -------------------------------------------- */
  39 int Check_D_FailBlock(u8 *redundant)
  40 {
  41         redundant += REDT_BLOCK;
  42
  43         if (*redundant == 0xFF)
  44                 return SMSUCCESS;
  45         if (!*redundant)
  46                 return ERROR;
  47         if (hweight8(*redundant) < 7)
  48                 return ERROR;
  49
  50         return SMSUCCESS;
  51 }
  52
  53 /* ----- Check_D_DataStatus() ------------------------------------------- */
  54 int Check_D_DataStatus(u8 *redundant)
  55 {
  56         redundant += REDT_DATA;
  57
  58         if (*redundant == 0xFF)
  59                 return SMSUCCESS;
  60         if (!*redundant) {
  61                 ErrXDCode = ERR_DataStatus;
  62                 return ERROR;
  63         } else
  64                 ErrXDCode = NO_ERROR;
  65
  66         if (hweight8(*redundant) < 5)
  67                 return ERROR;
  68
  69         return SMSUCCESS;
  70 }
  71
  72 /* ----- Load_D_LogBlockAddr() ------------------------------------------ */
  73 int Load_D_LogBlockAddr(u8 *redundant)
  74 {
  75         u16 addr1, addr2;
  76
  77         addr1 = (u16)*(redundant + REDT_ADDR1H)*0x0100 +
  78                                         (u16)*(redundant + REDT_ADDR1L);
  79         addr2 = (u16)*(redundant + REDT_ADDR2H)*0x0100 +
  80                                         (u16)*(redundant + REDT_ADDR2L);
  81
  82         if (addr1 == addr2)
  83                 if ((addr1 & 0xF000) == 0x1000) {
  84                         Media.LogBlock = (addr1 & 0x0FFF) / 2;
  85                         return SMSUCCESS;
  86                 }
  87
  88         if (hweight16((u16)(addr1^addr2)) != 0x01)
  89                 return ERROR;
  90
  91         if ((addr1 & 0xF000) == 0x1000)
  92                 if (!(hweight16(addr1) & 0x01)) {
  93                         Media.LogBlock = (addr1 & 0x0FFF) / 2;
  94                         return SMSUCCESS;
  95                 }
  96
  97         if ((addr2 & 0xF000) == 0x1000)
  98                 if (!(hweight16(addr2) & 0x01)) {
  99                         Media.LogBlock = (addr2 & 0x0FFF) / 2;
 100                         return SMSUCCESS;
 101                 }
 102
 103         return ERROR;
 104 }
 105
 106 /* ----- Clr_D_RedundantData() ------------------------------------------ */
 107 void Clr_D_RedundantData(u8 *redundant)
 108 {
 109         char i;
 110
 111         for (i = 0; i < REDTSIZE; i++)
 112                 *(redundant + i) = 0xFF;
 113 }
 114
 115 /* ----- Set_D_LogBlockAddr() ------------------------------------------- */
 116 void Set_D_LogBlockAddr(u8 *redundant)
 117 {
 118         u16 addr;
 119
 120         *(redundant + REDT_BLOCK) = 0xFF;
 121         *(redundant + REDT_DATA) = 0xFF;
 122         addr = Media.LogBlock*2 + 0x1000;
 123
 124         if ((hweight16(addr) % 2))
 125                 addr++;
 126
 127         *(redundant + REDT_ADDR1H) = *(redundant + REDT_ADDR2H) =
 128                                                         (u8)(addr / 0x0100);
 129         *(redundant + REDT_ADDR1L) = *(redundant + REDT_ADDR2L) = (u8)addr;
 130 }
 131
 132 /*----- Set_D_FailBlock() ---------------------------------------------- */
 133 void Set_D_FailBlock(u8 *redundant)
 134 {
 135         char i;
 136         for (i = 0; i < REDTSIZE; i++)
 137                 *redundant++ = (u8)((i == REDT_BLOCK) ? 0xF0 : 0xFF);
 138 }
 139
 140 /* ----- Set_D_DataStaus() ---------------------------------------------- */
 141 void Set_D_DataStaus(u8 *redundant)
 142 {
 143         redundant += REDT_DATA;
 144         *redundant = 0x00;
 145 }
 146
 147 /* SmartMedia Function Command Subroutine
 148  * 6250 CMD 6
 149  */
 150 /* ----- Ssfdc_D_Reset() ------------------------------------------------ */
 151 void Ssfdc_D_Reset(struct us_data *us)
 152 {
 153         return;
 154 }
 155
 156 /* ----- Ssfdc_D_ReadCisSect() ------------------------------------------ */
 157 int Ssfdc_D_ReadCisSect(struct us_data *us, u8 *buf, u8 *redundant)
 158 {
 159         u8 zone, sector;
 160         u16 block;
 161
 162         zone = Media.Zone; block = Media.PhyBlock; sector = Media.Sector;
 163         Media.Zone = 0;
 164         Media.PhyBlock = CisArea.PhyBlock;
 165         Media.Sector = CisArea.Sector;
 166
 167         if (Ssfdc_D_ReadSect(us, buf, redundant)) {
 168                 Media.Zone = zone;
 169                 Media.PhyBlock = block;
 170                 Media.Sector = sector;
 171                 return ERROR;
 172         }
 173
 174         Media.Zone = zone; Media.PhyBlock = block; Media.Sector = sector;
 175         return SMSUCCESS;
 176 }
 177
 178 /* 6250 CMD 1 */
 179 /* ----- Ssfdc_D_ReadSect() --------------------------------------------- */
 180 int Ssfdc_D_ReadSect(struct us_data *us, u8 *buf, u8 *redundant)
 181 {
 182         struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
 183         int     result;
 184         u16     addr;
 185
 186         result = ENE_LoadBinCode(us, SM_RW_PATTERN);
 187         if (result != USB_STOR_XFER_GOOD) {
 188                 dev_err(&us->pusb_dev->dev,
 189                         "Failed to load SmartMedia read/write code\n");
 190                 return USB_STOR_TRANSPORT_ERROR;
 191         }
 192
 193         addr = (u16)Media.Zone*Ssfdc.MaxBlocks + Media.PhyBlock;
 194         addr = addr*(u16)Ssfdc.MaxSectors + Media.Sector;
 195
 196         /* Read sect data */
 197         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 198         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 199         bcb->DataTransferLength = 0x200;
 200         bcb->Flags                      = 0x80;
 201         bcb->CDB[0]                     = 0xF1;
 202         bcb->CDB[1]                     = 0x02;
 203         bcb->CDB[4]                     = (u8)addr;
 204         bcb->CDB[3]                     = (u8)(addr / 0x0100);
 205         bcb->CDB[2]                     = Media.Zone / 2;
 206
 207         result = ENE_SendScsiCmd(us, FDIR_READ, buf, 0);
 208         if (result != USB_STOR_XFER_GOOD)
 209                 return USB_STOR_TRANSPORT_ERROR;
 210
 211         /* Read redundant */
 212         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 213         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 214         bcb->DataTransferLength = 0x10;
 215         bcb->Flags                      = 0x80;
 216         bcb->CDB[0]                     = 0xF1;
 217         bcb->CDB[1]                     = 0x03;
 218         bcb->CDB[4]                     = (u8)addr;
 219         bcb->CDB[3]                     = (u8)(addr / 0x0100);
 220         bcb->CDB[2]                     = Media.Zone / 2;
 221         bcb->CDB[8]                     = 0;
 222         bcb->CDB[9]                     = 1;
 223
 224         result = ENE_SendScsiCmd(us, FDIR_READ, redundant, 0);
 225         if (result != USB_STOR_XFER_GOOD)
 226                 return USB_STOR_TRANSPORT_ERROR;
 227
 228         return USB_STOR_TRANSPORT_GOOD;
 229 }
 230
 231 /* ----- Ssfdc_D_ReadBlock() --------------------------------------------- */
 232 int Ssfdc_D_ReadBlock(struct us_data *us, u16 count, u8 *buf,
 233                                                         u8 *redundant)
 234 {
 235         struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
 236         int     result;
 237         u16     addr;
 238
 239         result = ENE_LoadBinCode(us, SM_RW_PATTERN);
 240         if (result != USB_STOR_XFER_GOOD) {
 241                 dev_err(&us->pusb_dev->dev,
 242                         "Failed to load SmartMedia read/write code\n");
 243                 return USB_STOR_TRANSPORT_ERROR;
 244         }
 245
 246         addr = (u16)Media.Zone*Ssfdc.MaxBlocks + Media.PhyBlock;
 247         addr = addr*(u16)Ssfdc.MaxSectors + Media.Sector;
 248
 249         /* Read sect data */
 250         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 251         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 252         bcb->DataTransferLength = 0x200*count;
 253         bcb->Flags                      = 0x80;
 254         bcb->CDB[0]                     = 0xF1;
 255         bcb->CDB[1]                     = 0x02;
 256         bcb->CDB[4]                     = (u8)addr;
 257         bcb->CDB[3]                     = (u8)(addr / 0x0100);
 258         bcb->CDB[2]                     = Media.Zone / 2;
 259
 260         result = ENE_SendScsiCmd(us, FDIR_READ, buf, 0);
 261         if (result != USB_STOR_XFER_GOOD)
 262                 return USB_STOR_TRANSPORT_ERROR;
 263
 264         /* Read redundant */
 265         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 266         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 267         bcb->DataTransferLength = 0x10;
 268         bcb->Flags                      = 0x80;
 269         bcb->CDB[0]                     = 0xF1;
 270         bcb->CDB[1]                     = 0x03;
 271         bcb->CDB[4]                     = (u8)addr;
 272         bcb->CDB[3]                     = (u8)(addr / 0x0100);
 273         bcb->CDB[2]                     = Media.Zone / 2;
 274         bcb->CDB[8]                     = 0;
 275         bcb->CDB[9]                     = 1;
 276
 277         result = ENE_SendScsiCmd(us, FDIR_READ, redundant, 0);
 278         if (result != USB_STOR_XFER_GOOD)
 279                 return USB_STOR_TRANSPORT_ERROR;
 280
 281         return USB_STOR_TRANSPORT_GOOD;
 282 }
 283
 284
 285 /* ----- Ssfdc_D_CopyBlock() -------------------------------------------- */
 286 int Ssfdc_D_CopyBlock(struct us_data *us, u16 count, u8 *buf,
 287                                                         u8 *redundant)
 288 {
 289         struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
 290         int     result;
 291         u16     ReadAddr, WriteAddr;
 292
 293         result = ENE_LoadBinCode(us, SM_RW_PATTERN);
 294         if (result != USB_STOR_XFER_GOOD) {
 295                 dev_err(&us->pusb_dev->dev,
 296                         "Failed to load SmartMedia read/write code\n");
 297                 return USB_STOR_TRANSPORT_ERROR;
 298         }
 299
 300         ReadAddr = (u16)Media.Zone*Ssfdc.MaxBlocks + ReadBlock;
 301         ReadAddr = ReadAddr*(u16)Ssfdc.MaxSectors;
 302         WriteAddr = (u16)Media.Zone*Ssfdc.MaxBlocks + WriteBlock;
 303         WriteAddr = WriteAddr*(u16)Ssfdc.MaxSectors;
 304
 305         /* Write sect data */
 306         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 307         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 308         bcb->DataTransferLength = 0x200*count;
 309         bcb->Flags                      = 0x00;
 310         bcb->CDB[0]                     = 0xF0;
 311         bcb->CDB[1]                     = 0x08;
 312         bcb->CDB[7]                     = (u8)WriteAddr;
 313         bcb->CDB[6]                     = (u8)(WriteAddr / 0x0100);
 314         bcb->CDB[5]                     = Media.Zone / 2;
 315         bcb->CDB[8]                     = *(redundant + REDT_ADDR1H);
 316         bcb->CDB[9]                     = *(redundant + REDT_ADDR1L);
 317         bcb->CDB[10]            = Media.Sector;
 318
 319         if (ReadBlock != NO_ASSIGN) {
 320                 bcb->CDB[4]             = (u8)ReadAddr;
 321                 bcb->CDB[3]             = (u8)(ReadAddr / 0x0100);
 322                 bcb->CDB[2]             = Media.Zone / 2;
 323         } else
 324                 bcb->CDB[11]    = 1;
 325
 326         result = ENE_SendScsiCmd(us, FDIR_WRITE, buf, 0);
 327         if (result != USB_STOR_XFER_GOOD)
 328                 return USB_STOR_TRANSPORT_ERROR;
 329
 330         return USB_STOR_TRANSPORT_GOOD;
 331 }
 332
 333 /* ----- Ssfdc_D_WriteSectForCopy() ------------------------------------- */
 334 int Ssfdc_D_WriteSectForCopy(struct us_data *us, u8 *buf, u8 *redundant)
 335 {
 336         struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
 337         int     result;
 338         u16     addr;
 339
 340         result = ENE_LoadBinCode(us, SM_RW_PATTERN);
 341         if (result != USB_STOR_XFER_GOOD) {
 342                 dev_err(&us->pusb_dev->dev,
 343                         "Failed to load SmartMedia read/write code\n");
 344                 return USB_STOR_TRANSPORT_ERROR;
 345         }
 346
 347
 348         addr = (u16)Media.Zone*Ssfdc.MaxBlocks + Media.PhyBlock;
 349         addr = addr*(u16)Ssfdc.MaxSectors + Media.Sector;
 350
 351         /* Write sect data */
 352         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 353         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 354         bcb->DataTransferLength = 0x200;
 355         bcb->Flags                      = 0x00;
 356         bcb->CDB[0]                     = 0xF0;
 357         bcb->CDB[1]                     = 0x04;
 358         bcb->CDB[7]                     = (u8)addr;
 359         bcb->CDB[6]                     = (u8)(addr / 0x0100);
 360         bcb->CDB[5]                     = Media.Zone / 2;
 361         bcb->CDB[8]                     = *(redundant + REDT_ADDR1H);
 362         bcb->CDB[9]                     = *(redundant + REDT_ADDR1L);
 363
 364         result = ENE_SendScsiCmd(us, FDIR_WRITE, buf, 0);
 365         if (result != USB_STOR_XFER_GOOD)
 366                 return USB_STOR_TRANSPORT_ERROR;
 367
 368         return USB_STOR_TRANSPORT_GOOD;
 369 }
 370
 371 /* 6250 CMD 5 */
 372 /* ----- Ssfdc_D_EraseBlock() ------------------------------------------- */
 373 int Ssfdc_D_EraseBlock(struct us_data *us)
 374 {
 375         struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
 376         int     result;
 377         u16     addr;
 378
 379         result = ENE_LoadBinCode(us, SM_RW_PATTERN);
 380         if (result != USB_STOR_XFER_GOOD) {
 381                 dev_err(&us->pusb_dev->dev,
 382                         "Failed to load SmartMedia read/write code\n");
 383                 return USB_STOR_TRANSPORT_ERROR;
 384         }
 385
 386         addr = (u16)Media.Zone*Ssfdc.MaxBlocks + Media.PhyBlock;
 387         addr = addr*(u16)Ssfdc.MaxSectors;
 388
 389         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 390         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 391         bcb->DataTransferLength = 0x200;
 392         bcb->Flags                      = 0x80;
 393         bcb->CDB[0]                     = 0xF2;
 394         bcb->CDB[1]                     = 0x06;
 395         bcb->CDB[7]                     = (u8)addr;
 396         bcb->CDB[6]                     = (u8)(addr / 0x0100);
 397         bcb->CDB[5]                     = Media.Zone / 2;
 398
 399         result = ENE_SendScsiCmd(us, FDIR_READ, NULL, 0);
 400         if (result != USB_STOR_XFER_GOOD)
 401                 return USB_STOR_TRANSPORT_ERROR;
 402
 403         return USB_STOR_TRANSPORT_GOOD;
 404 }
 405
 406 /* 6250 CMD 2 */
 407 /*----- Ssfdc_D_ReadRedtData() ----------------------------------------- */
 408 int Ssfdc_D_ReadRedtData(struct us_data *us, u8 *redundant)
 409 {
 410         struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
 411         int     result;
 412         u16     addr;
 413         u8      *buf;
 414
 415         result = ENE_LoadBinCode(us, SM_RW_PATTERN);
 416         if (result != USB_STOR_XFER_GOOD) {
 417                 dev_err(&us->pusb_dev->dev,
 418                         "Failed to load SmartMedia read/write code\n");
 419                 return USB_STOR_TRANSPORT_ERROR;
 420         }
 421
 422         addr = (u16)Media.Zone*Ssfdc.MaxBlocks + Media.PhyBlock;
 423         addr = addr*(u16)Ssfdc.MaxSectors + Media.Sector;
 424
 425         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 426         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 427         bcb->DataTransferLength = 0x10;
 428         bcb->Flags                      = 0x80;
 429         bcb->CDB[0]                     = 0xF1;
 430         bcb->CDB[1]                     = 0x03;
 431         bcb->CDB[4]                     = (u8)addr;
 432         bcb->CDB[3]                     = (u8)(addr / 0x0100);
 433         bcb->CDB[2]                     = Media.Zone / 2;
 434         bcb->CDB[8]                     = 0;
 435         bcb->CDB[9]                     = 1;
 436
 437         buf = kmalloc(0x10, GFP_KERNEL);
 438         result = ENE_SendScsiCmd(us, FDIR_READ, buf, 0);
 439         memcpy(redundant, buf, 0x10);
 440         kfree(buf);
 441         if (result != USB_STOR_XFER_GOOD)
 442                 return USB_STOR_TRANSPORT_ERROR;
 443
 444         return USB_STOR_TRANSPORT_GOOD;
 445 }
 446
 447 /* 6250 CMD 4 */
 448 /* ----- Ssfdc_D_WriteRedtData() ---------------------------------------- */
 449 int Ssfdc_D_WriteRedtData(struct us_data *us, u8 *redundant)
 450 {
 451         struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
 452         int     result;
 453         u16                    addr;
 454
 455         result = ENE_LoadBinCode(us, SM_RW_PATTERN);
 456         if (result != USB_STOR_XFER_GOOD) {
 457                 dev_err(&us->pusb_dev->dev,
 458                         "Failed to load SmartMedia read/write code\n");
 459                 return USB_STOR_TRANSPORT_ERROR;
 460         }
 461
 462         addr = (u16)Media.Zone*Ssfdc.MaxBlocks + Media.PhyBlock;
 463         addr = addr*(u16)Ssfdc.MaxSectors + Media.Sector;
 464
 465         memset(bcb, 0, sizeof(struct bulk_cb_wrap));
 466         bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
 467         bcb->DataTransferLength = 0x10;
 468         bcb->Flags                      = 0x80;
 469         bcb->CDB[0]                     = 0xF2;
 470         bcb->CDB[1]                     = 0x05;
 471         bcb->CDB[7]                     = (u8)addr;
 472         bcb->CDB[6]                     = (u8)(addr / 0x0100);
 473         bcb->CDB[5]                     = Media.Zone / 2;
 474         bcb->CDB[8]                     = *(redundant + REDT_ADDR1H);
 475         bcb->CDB[9]                     = *(redundant + REDT_ADDR1L);
 476
 477         result = ENE_SendScsiCmd(us, FDIR_READ, NULL, 0);
 478         if (result != USB_STOR_XFER_GOOD)
 479                 return USB_STOR_TRANSPORT_ERROR;
 480
 481         return USB_STOR_TRANSPORT_GOOD;
 482 }
 483
 484 /* ----- Ssfdc_D_CheckStatus() ------------------------------------------ */
 485 int Ssfdc_D_CheckStatus(void)
 486 {
 487         return SMSUCCESS;
 488 }
 489
 490
 491
 492 /* SmartMedia ID Code Check & Mode Set Subroutine
 493  * ----- Set_D_SsfdcModel() ---------------------------------------------
 494  */
 495 int Set_D_SsfdcModel(u8 dcode)
 496 {
 497         switch (_Check_D_DevCode(dcode)) {
 498         case SSFDC1MB:
 499                 Ssfdc.Model        = SSFDC1MB;
 500                 Ssfdc.Attribute    = FLASH | AD3CYC | BS16 | PS256;
 501                 Ssfdc.MaxZones     = 1;
 502                 Ssfdc.MaxBlocks    = 256;
 503                 Ssfdc.MaxLogBlocks = 250;
 504                 Ssfdc.MaxSectors   = 8;
 505                 break;
 506         case SSFDC2MB:
 507                 Ssfdc.Model        = SSFDC2MB;
 508                 Ssfdc.Attribute    = FLASH | AD3CYC | BS16 | PS256;
 509                 Ssfdc.MaxZones     = 1;
 510                 Ssfdc.MaxBlocks    = 512;
 511                 Ssfdc.MaxLogBlocks = 500;
 512                 Ssfdc.MaxSectors   = 8;
 513                 break;
 514         case SSFDC4MB:
 515                 Ssfdc.Model        = SSFDC4MB;
 516                 Ssfdc.Attribute    = FLASH | AD3CYC | BS16 | PS512;
 517                 Ssfdc.MaxZones     = 1;
 518                 Ssfdc.MaxBlocks    = 512;
 519                 Ssfdc.MaxLogBlocks = 500;
 520                 Ssfdc.MaxSectors   = 16;
 521                 break;
 522         case SSFDC8MB:
 523                 Ssfdc.Model        = SSFDC8MB;
 524                 Ssfdc.Attribute    = FLASH | AD3CYC | BS16 | PS512;
 525                 Ssfdc.MaxZones     = 1;
 526                 Ssfdc.MaxBlocks    = 1024;
 527                 Ssfdc.MaxLogBlocks = 1000;
 528                 Ssfdc.MaxSectors   = 16;
 529                 break;
 530         case SSFDC16MB:
 531                 Ssfdc.Model        = SSFDC16MB;
 532                 Ssfdc.Attribute    = FLASH | AD3CYC | BS32 | PS512;
 533                 Ssfdc.MaxZones     = 1;
 534                 Ssfdc.MaxBlocks    = 1024;
 535                 Ssfdc.MaxLogBlocks = 1000;
 536                 Ssfdc.MaxSectors   = 32;
 537                 break;
 538         case SSFDC32MB:
 539                 Ssfdc.Model        = SSFDC32MB;
 540                 Ssfdc.Attribute    = FLASH | AD3CYC | BS32 | PS512;
 541                 Ssfdc.MaxZones     = 2;
 542                 Ssfdc.MaxBlocks    = 1024;
 543                 Ssfdc.MaxLogBlocks = 1000;
 544                 Ssfdc.MaxSectors   = 32;
 545                 break;
 546         case SSFDC64MB:
 547                 Ssfdc.Model        = SSFDC64MB;
 548                 Ssfdc.Attribute    = FLASH | AD4CYC | BS32 | PS512;
 549                 Ssfdc.MaxZones     = 4;
 550                 Ssfdc.MaxBlocks    = 1024;
 551                 Ssfdc.MaxLogBlocks = 1000;
 552                 Ssfdc.MaxSectors   = 32;
 553                 break;
 554         case SSFDC128MB:
 555                 Ssfdc.Model        = SSFDC128MB;
 556                 Ssfdc.Attribute    = FLASH | AD4CYC | BS32 | PS512;
 557                 Ssfdc.MaxZones     = 8;
 558                 Ssfdc.MaxBlocks    = 1024;
 559                 Ssfdc.MaxLogBlocks = 1000;
 560                 Ssfdc.MaxSectors   = 32;
 561                 break;
 562         case SSFDC256MB:
 563                 Ssfdc.Model        = SSFDC256MB;
 564                 Ssfdc.Attribute    = FLASH | AD4CYC | BS32 | PS512;
 565                 Ssfdc.MaxZones     = 16;
 566                 Ssfdc.MaxBlocks    = 1024;
 567                 Ssfdc.MaxLogBlocks = 1000;
 568                 Ssfdc.MaxSectors   = 32;
 569                 break;
 570         case SSFDC512MB:
 571                 Ssfdc.Model        = SSFDC512MB;
 572                 Ssfdc.Attribute    = FLASH | AD4CYC | BS32 | PS512;
 573                 Ssfdc.MaxZones     = 32;
 574                 Ssfdc.MaxBlocks    = 1024;
 575                 Ssfdc.MaxLogBlocks = 1000;
 576                 Ssfdc.MaxSectors   = 32;
 577                 break;
 578         case SSFDC1GB:
 579                 Ssfdc.Model        = SSFDC1GB;
 580                 Ssfdc.Attribute    = FLASH | AD4CYC | BS32 | PS512;
 581                 Ssfdc.MaxZones     = 64;
 582                 Ssfdc.MaxBlocks    = 1024;
 583                 Ssfdc.MaxLogBlocks = 1000;
 584                 Ssfdc.MaxSectors   = 32;
 585                 break;
 586         case SSFDC2GB:
 587                 Ssfdc.Model        = SSFDC2GB;
 588                 Ssfdc.Attribute    = FLASH | AD4CYC | BS32 | PS512;
 589                 Ssfdc.MaxZones     = 128;
 590                 Ssfdc.MaxBlocks    = 1024;
 591                 Ssfdc.MaxLogBlocks = 1000;
 592                 Ssfdc.MaxSectors   = 32;
 593                 break;
 594         default:
 595                 Ssfdc.Model = NOSSFDC;
 596                 return ERROR;
 597         }
 598
 599         return SMSUCCESS;
 600 }
 601
 602 /* ----- _Check_D_DevCode() --------------------------------------------- */
 603 static u8 _Check_D_DevCode(u8 dcode)
 604 {
 605         switch (dcode) {
 606         case 0x6E:
 607         case 0xE8:
 608         case 0xEC: return SSFDC1MB;   /* 8Mbit (1M) NAND */
 609         case 0x64:
 610         case 0xEA: return SSFDC2MB;   /* 16Mbit (2M) NAND */
 611         case 0x6B:
 612         case 0xE3:
 613         case 0xE5: return SSFDC4MB;   /* 32Mbit (4M) NAND */
 614         case 0xE6: return SSFDC8MB;   /* 64Mbit (8M) NAND */
 615         case 0x73: return SSFDC16MB;  /* 128Mbit (16M)NAND */
 616         case 0x75: return SSFDC32MB;  /* 256Mbit (32M)NAND */
 617         case 0x76: return SSFDC64MB;  /* 512Mbit (64M)NAND */
 618         case 0x79: return SSFDC128MB; /* 1Gbit(128M)NAND */
 619         case 0x71: return SSFDC256MB;
 620         case 0xDC: return SSFDC512MB;
 621         case 0xD3: return SSFDC1GB;
 622         case 0xD5: return SSFDC2GB;
 623         default: return NOSSFDC;
 624         }
 625 }
 626
 627
 628
 629
 630 /* SmartMedia ECC Control Subroutine
 631  * ----- Check_D_ReadError() ----------------------------------------------
 632  */
 633 int Check_D_ReadError(u8 *redundant)
 634 {
 635         return SMSUCCESS;
 636 }
 637
 638 /* ----- Check_D_Correct() ---------------------------------------------- */
 639 int Check_D_Correct(u8 *buf, u8 *redundant)
 640 {
 641         return SMSUCCESS;
 642 }
 643
 644 /* ----- Check_D_CISdata() ---------------------------------------------- */
 645 int Check_D_CISdata(u8 *buf, u8 *redundant)
 646 {
 647         u8 cis[] = {0x01, 0x03, 0xD9, 0x01, 0xFF, 0x18, 0x02,
 648                       0xDF, 0x01, 0x20};
 649
 650         int cis_len = sizeof(cis);
 651
 652         if (!IsSSFDCCompliance && !IsXDCompliance)
 653                 return SMSUCCESS;
 654
 655         if (!memcmp(redundant + 0x0D, EccBuf, 3))
 656                 return memcmp(buf, cis, cis_len);
 657
 658         if (!_Correct_D_SwECC(buf, redundant + 0x0D, EccBuf))
 659                 return memcmp(buf, cis, cis_len);
 660
 661         buf += 0x100;
 662         if (!memcmp(redundant + 0x08, EccBuf + 0x03, 3))
 663                 return memcmp(buf, cis, cis_len);
 664
 665         if (!_Correct_D_SwECC(buf, redundant + 0x08, EccBuf + 0x03))
 666                 return memcmp(buf, cis, cis_len);
 667
 668         return ERROR;
 669 }
 670
 671 /* ----- Set_D_RightECC() ---------------------------------------------- */
 672 void Set_D_RightECC(u8 *redundant)
 673 {
 674         /* Driver ECC Check */
 675         return;
 676 }
 677
 678