root/drivers/staging/rtl8723bs/core/rtw_efuse.c

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DEFINITIONS

This source file includes following definitions.
  1. Efuse_Read1ByteFromFakeContent
  2. Efuse_Write1ByteToFakeContent
  3. Efuse_PowerSwitch
  4. Efuse_GetCurrentSize
  5. Efuse_CalculateWordCnts
  6. efuse_ReadEFuse
  7. EFUSE_GetEfuseDefinition
  8. EFUSE_Read1Byte
  9. efuse_OneByteRead
  10. efuse_OneByteWrite
  11. Efuse_PgPacketRead
  12. Efuse_PgPacketWrite
  13. efuse_WordEnableDataRead
  14. Efuse_WordEnableDataWrite
  15. Efuse_ReadAllMap
  16. efuse_ShadowRead1Byte
  17. efuse_ShadowRead2Byte
  18. efuse_ShadowRead4Byte
  19. EFUSE_ShadowMapUpdate
  20. EFUSE_ShadowRead
   1 // SPDX-License-Identifier: GPL-2.0
   2 /******************************************************************************
   3  *
   4  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
   5  *
   6  ******************************************************************************/
   7 #define _RTW_EFUSE_C_
   8 
   9 #include <drv_types.h>
  10 #include <rtw_debug.h>
  11 #include <hal_data.h>
  12 #include <linux/jiffies.h>
  13 
  14 
  15 /* Define global variables */
  16 u8 fakeEfuseBank;
  17 u32 fakeEfuseUsedBytes;
  18 u8 fakeEfuseContent[EFUSE_MAX_HW_SIZE] = {0};
  19 u8 fakeEfuseInitMap[EFUSE_MAX_MAP_LEN] = {0};
  20 u8 fakeEfuseModifiedMap[EFUSE_MAX_MAP_LEN] = {0};
  21 
  22 u32 BTEfuseUsedBytes;
  23 u8 BTEfuseContent[EFUSE_MAX_BT_BANK][EFUSE_MAX_HW_SIZE];
  24 u8 BTEfuseInitMap[EFUSE_BT_MAX_MAP_LEN] = {0};
  25 u8 BTEfuseModifiedMap[EFUSE_BT_MAX_MAP_LEN] = {0};
  26 
  27 u32 fakeBTEfuseUsedBytes;
  28 u8 fakeBTEfuseContent[EFUSE_MAX_BT_BANK][EFUSE_MAX_HW_SIZE];
  29 u8 fakeBTEfuseInitMap[EFUSE_BT_MAX_MAP_LEN] = {0};
  30 u8 fakeBTEfuseModifiedMap[EFUSE_BT_MAX_MAP_LEN] = {0};
  31 
  32 #define REG_EFUSE_CTRL          0x0030
  33 #define EFUSE_CTRL                      REG_EFUSE_CTRL          /*  E-Fuse Control. */
  34 
  35 bool
  36 Efuse_Read1ByteFromFakeContent(
  37         struct adapter *padapter,
  38         u16     Offset,
  39         u8 *Value);
  40 bool
  41 Efuse_Read1ByteFromFakeContent(
  42         struct adapter *padapter,
  43         u16     Offset,
  44         u8 *Value)
  45 {
  46         if (Offset >= EFUSE_MAX_HW_SIZE) {
  47                 return false;
  48         }
  49         /* DbgPrint("Read fake content, offset = %d\n", Offset); */
  50         if (fakeEfuseBank == 0)
  51                 *Value = fakeEfuseContent[Offset];
  52         else
  53                 *Value = fakeBTEfuseContent[fakeEfuseBank-1][Offset];
  54         return true;
  55 }
  56 
  57 bool
  58 Efuse_Write1ByteToFakeContent(
  59         struct adapter *padapter,
  60         u16     Offset,
  61         u8 Value);
  62 bool
  63 Efuse_Write1ByteToFakeContent(
  64         struct adapter *padapter,
  65         u16     Offset,
  66         u8 Value)
  67 {
  68         if (Offset >= EFUSE_MAX_HW_SIZE) {
  69                 return false;
  70         }
  71         if (fakeEfuseBank == 0)
  72                 fakeEfuseContent[Offset] = Value;
  73         else {
  74                 fakeBTEfuseContent[fakeEfuseBank-1][Offset] = Value;
  75         }
  76         return true;
  77 }
  78 
  79 /*-----------------------------------------------------------------------------
  80  * Function:    Efuse_PowerSwitch
  81  *
  82  * Overview:    When we want to enable write operation, we should change to
  83  *                      pwr on state. When we stop write, we should switch to 500k mode
  84  *                      and disable LDO 2.5V.
  85  *
  86  * Input:       NONE
  87  *
  88  * Output:      NONE
  89  *
  90  * Return:      NONE
  91  *
  92  * Revised History:
  93  * When                 Who             Remark
  94  * 11/17/2008   MHC             Create Version 0.
  95  *
  96  *---------------------------------------------------------------------------*/
  97 void
  98 Efuse_PowerSwitch(
  99 struct adapter *padapter,
 100 u8 bWrite,
 101 u8 PwrState)
 102 {
 103         padapter->HalFunc.EfusePowerSwitch(padapter, bWrite, PwrState);
 104 }
 105 
 106 /*-----------------------------------------------------------------------------
 107  * Function:    Efuse_GetCurrentSize
 108  *
 109  * Overview:    Get current efuse size!!!
 110  *
 111  * Input:       NONE
 112  *
 113  * Output:      NONE
 114  *
 115  * Return:      NONE
 116  *
 117  * Revised History:
 118  * When                 Who             Remark
 119  * 11/16/2008   MHC             Create Version 0.
 120  *
 121  *---------------------------------------------------------------------------*/
 122 u16
 123 Efuse_GetCurrentSize(
 124         struct adapter *padapter,
 125         u8      efuseType,
 126         bool            bPseudoTest)
 127 {
 128         return padapter->HalFunc.EfuseGetCurrentSize(padapter, efuseType,
 129                                                      bPseudoTest);
 130 }
 131 
 132 /*  11/16/2008 MH Add description. Get current efuse area enabled word!!. */
 133 u8
 134 Efuse_CalculateWordCnts(u8 word_en)
 135 {
 136         u8 word_cnts = 0;
 137         if (!(word_en & BIT(0)))
 138                 word_cnts++; /*  0 : write enable */
 139         if (!(word_en & BIT(1)))
 140                 word_cnts++;
 141         if (!(word_en & BIT(2)))
 142                 word_cnts++;
 143         if (!(word_en & BIT(3)))
 144                 word_cnts++;
 145         return word_cnts;
 146 }
 147 
 148 /*  */
 149 /*      Description: */
 150 /*              1. Execute E-Fuse read byte operation according as map offset and */
 151 /*                  save to E-Fuse table. */
 152 /*              2. Referred from SD1 Richard. */
 153 /*  */
 154 /*      Assumption: */
 155 /*              1. Boot from E-Fuse and successfully auto-load. */
 156 /*              2. PASSIVE_LEVEL (USB interface) */
 157 /*  */
 158 /*      Created by Roger, 2008.10.21. */
 159 /*  */
 160 /*      2008/12/12 MH   1. Reorganize code flow and reserve bytes. and add description. */
 161 /*                                      2. Add efuse utilization collect. */
 162 /*      2008/12/22 MH   Read Efuse must check if we write section 1 data again!!! Sec1 */
 163 /*                                      write addr must be after sec5. */
 164 /*  */
 165 
 166 void
 167 efuse_ReadEFuse(
 168         struct adapter *Adapter,
 169         u8 efuseType,
 170         u16     _offset,
 171         u16     _size_byte,
 172         u8 *pbuf,
 173 bool    bPseudoTest
 174         );
 175 void
 176 efuse_ReadEFuse(
 177         struct adapter *Adapter,
 178         u8 efuseType,
 179         u16     _offset,
 180         u16     _size_byte,
 181         u8 *pbuf,
 182 bool    bPseudoTest
 183         )
 184 {
 185         Adapter->HalFunc.ReadEFuse(Adapter, efuseType, _offset, _size_byte, pbuf, bPseudoTest);
 186 }
 187 
 188 void
 189 EFUSE_GetEfuseDefinition(
 190         struct adapter *padapter,
 191         u8 efuseType,
 192         u8 type,
 193         void    *pOut,
 194         bool            bPseudoTest
 195         )
 196 {
 197         padapter->HalFunc.EFUSEGetEfuseDefinition(padapter, efuseType, type, pOut, bPseudoTest);
 198 }
 199 
 200 /*-----------------------------------------------------------------------------
 201  * Function:    EFUSE_Read1Byte
 202  *
 203  * Overview:    Copy from WMAC fot EFUSE read 1 byte.
 204  *
 205  * Input:       NONE
 206  *
 207  * Output:      NONE
 208  *
 209  * Return:      NONE
 210  *
 211  * Revised History:
 212  * When                 Who             Remark
 213  * 09/23/2008   MHC             Copy from WMAC.
 214  *
 215  *---------------------------------------------------------------------------*/
 216 u8
 217 EFUSE_Read1Byte(
 218 struct adapter *Adapter,
 219 u16     Address)
 220 {
 221         u8 Bytetemp = {0x00};
 222         u8 temp = {0x00};
 223         u32 k = 0;
 224         u16 contentLen = 0;
 225 
 226         EFUSE_GetEfuseDefinition(Adapter, EFUSE_WIFI, TYPE_EFUSE_REAL_CONTENT_LEN, (void *)&contentLen, false);
 227 
 228         if (Address < contentLen) {/* E-fuse 512Byte */
 229                 /* Write E-fuse Register address bit0~7 */
 230                 temp = Address & 0xFF;
 231                 rtw_write8(Adapter, EFUSE_CTRL+1, temp);
 232                 Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+2);
 233                 /* Write E-fuse Register address bit8~9 */
 234                 temp = ((Address >> 8) & 0x03) | (Bytetemp & 0xFC);
 235                 rtw_write8(Adapter, EFUSE_CTRL+2, temp);
 236 
 237                 /* Write 0x30[31]= 0 */
 238                 Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
 239                 temp = Bytetemp & 0x7F;
 240                 rtw_write8(Adapter, EFUSE_CTRL+3, temp);
 241 
 242                 /* Wait Write-ready (0x30[31]= 1) */
 243                 Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
 244                 while (!(Bytetemp & 0x80)) {
 245                         Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
 246                         k++;
 247                         if (k == 1000) {
 248                                 k = 0;
 249                                 break;
 250                         }
 251                 }
 252                 return rtw_read8(Adapter, EFUSE_CTRL);
 253         } else
 254                 return 0xFF;
 255 
 256 } /* EFUSE_Read1Byte */
 257 
 258 /*  11/16/2008 MH Read one byte from real Efuse. */
 259 u8
 260 efuse_OneByteRead(
 261 struct adapter *padapter,
 262 u16             addr,
 263 u8      *data,
 264 bool            bPseudoTest)
 265 {
 266         u32 tmpidx = 0;
 267         u8 bResult;
 268         u8 readbyte;
 269 
 270         /* DBG_871X("===> EFUSE_OneByteRead(), addr = %x\n", addr); */
 271         /* DBG_871X("===> EFUSE_OneByteRead() start, 0x34 = 0x%X\n", rtw_read32(padapter, EFUSE_TEST)); */
 272 
 273         if (bPseudoTest) {
 274                 bResult = Efuse_Read1ByteFromFakeContent(padapter, addr, data);
 275                 return bResult;
 276         }
 277 
 278         /*  <20130121, Kordan> For SMIC EFUSE specificatoin. */
 279         /* 0x34[11]: SW force PGMEN input of efuse to high. (for the bank selected by 0x34[9:8]) */
 280         /* PHY_SetMacReg(padapter, 0x34, BIT11, 0); */
 281         rtw_write16(padapter, 0x34, rtw_read16(padapter, 0x34) & (~BIT11));
 282 
 283         /*  -----------------e-fuse reg ctrl --------------------------------- */
 284         /* address */
 285         rtw_write8(padapter, EFUSE_CTRL+1, (u8)(addr&0xff));
 286         rtw_write8(padapter, EFUSE_CTRL+2, ((u8)((addr>>8) & 0x03)) |
 287         (rtw_read8(padapter, EFUSE_CTRL+2)&0xFC));
 288 
 289         /* rtw_write8(padapter, EFUSE_CTRL+3,  0x72); read cmd */
 290         /* Write bit 32 0 */
 291         readbyte = rtw_read8(padapter, EFUSE_CTRL+3);
 292         rtw_write8(padapter, EFUSE_CTRL+3, (readbyte & 0x7f));
 293 
 294         while (!(0x80 & rtw_read8(padapter, EFUSE_CTRL+3)) && (tmpidx < 1000)) {
 295                 mdelay(1);
 296                 tmpidx++;
 297         }
 298         if (tmpidx < 100) {
 299                 *data = rtw_read8(padapter, EFUSE_CTRL);
 300                 bResult = true;
 301         } else {
 302                 *data = 0xff;
 303                 bResult = false;
 304                 DBG_871X("%s: [ERROR] addr = 0x%x bResult =%d time out 1s !!!\n", __func__, addr, bResult);
 305                 DBG_871X("%s: [ERROR] EFUSE_CTRL = 0x%08x !!!\n", __func__, rtw_read32(padapter, EFUSE_CTRL));
 306         }
 307 
 308         return bResult;
 309 }
 310 
 311 /*  11/16/2008 MH Write one byte to reald Efuse. */
 312 u8
 313 efuse_OneByteWrite(
 314 struct adapter *padapter,
 315 u16             addr,
 316 u8      data,
 317 bool            bPseudoTest)
 318 {
 319         u8 tmpidx = 0;
 320         u8 bResult = false;
 321         u32 efuseValue = 0;
 322 
 323         /* DBG_871X("===> EFUSE_OneByteWrite(), addr = %x data =%x\n", addr, data); */
 324         /* DBG_871X("===> EFUSE_OneByteWrite() start, 0x34 = 0x%X\n", rtw_read32(padapter, EFUSE_TEST)); */
 325 
 326         if (bPseudoTest) {
 327                 bResult = Efuse_Write1ByteToFakeContent(padapter, addr, data);
 328                 return bResult;
 329         }
 330 
 331 
 332         /*  -----------------e-fuse reg ctrl --------------------------------- */
 333         /* address */
 334 
 335 
 336         efuseValue = rtw_read32(padapter, EFUSE_CTRL);
 337         efuseValue |= (BIT21|BIT31);
 338         efuseValue &= ~(0x3FFFF);
 339         efuseValue |= ((addr<<8 | data) & 0x3FFFF);
 340 
 341 
 342         /*  <20130227, Kordan> 8192E MP chip A-cut had better not set 0x34[11] until B-Cut. */
 343 
 344         /*  <20130121, Kordan> For SMIC EFUSE specificatoin. */
 345         /* 0x34[11]: SW force PGMEN input of efuse to high. (for the bank selected by 0x34[9:8]) */
 346         /* PHY_SetMacReg(padapter, 0x34, BIT11, 1); */
 347         rtw_write16(padapter, 0x34, rtw_read16(padapter, 0x34) | (BIT11));
 348         rtw_write32(padapter, EFUSE_CTRL, 0x90600000|((addr<<8 | data)));
 349 
 350         while ((0x80 &  rtw_read8(padapter, EFUSE_CTRL+3)) && (tmpidx < 100)) {
 351                 mdelay(1);
 352                 tmpidx++;
 353         }
 354 
 355         if (tmpidx < 100) {
 356                 bResult = true;
 357         } else {
 358                 bResult = false;
 359                 DBG_871X("%s: [ERROR] addr = 0x%x , efuseValue = 0x%x , bResult =%d time out 1s !!!\n",
 360                                         __func__, addr, efuseValue, bResult);
 361                 DBG_871X("%s: [ERROR] EFUSE_CTRL = 0x%08x !!!\n", __func__, rtw_read32(padapter, EFUSE_CTRL));
 362         }
 363 
 364         /*  disable Efuse program enable */
 365         PHY_SetMacReg(padapter, EFUSE_TEST, BIT(11), 0);
 366 
 367         return bResult;
 368 }
 369 
 370 int
 371 Efuse_PgPacketRead(struct adapter *padapter,
 372                                 u8      offset,
 373                                 u8      *data,
 374                                 bool            bPseudoTest)
 375 {
 376         return padapter->HalFunc.Efuse_PgPacketRead(padapter, offset, data,
 377                                                     bPseudoTest);
 378 }
 379 
 380 int
 381 Efuse_PgPacketWrite(struct adapter *padapter,
 382                                 u8      offset,
 383                                 u8      word_en,
 384                                 u8      *data,
 385                                 bool            bPseudoTest)
 386 {
 387         return padapter->HalFunc.Efuse_PgPacketWrite(padapter, offset, word_en,
 388                                                      data, bPseudoTest);
 389 }
 390 
 391 /*-----------------------------------------------------------------------------
 392  * Function:    efuse_WordEnableDataRead
 393  *
 394  * Overview:    Read allowed word in current efuse section data.
 395  *
 396  * Input:       NONE
 397  *
 398  * Output:      NONE
 399  *
 400  * Return:      NONE
 401  *
 402  * Revised History:
 403  * When                 Who             Remark
 404  * 11/16/2008   MHC             Create Version 0.
 405  * 11/21/2008   MHC             Fix Write bug when we only enable late word.
 406  *
 407  *---------------------------------------------------------------------------*/
 408 void
 409 efuse_WordEnableDataRead(u8 word_en,
 410                                                 u8 *sourdata,
 411                                                 u8 *targetdata)
 412 {
 413         if (!(word_en&BIT(0))) {
 414                 targetdata[0] = sourdata[0];
 415                 targetdata[1] = sourdata[1];
 416         }
 417         if (!(word_en&BIT(1))) {
 418                 targetdata[2] = sourdata[2];
 419                 targetdata[3] = sourdata[3];
 420         }
 421         if (!(word_en&BIT(2))) {
 422                 targetdata[4] = sourdata[4];
 423                 targetdata[5] = sourdata[5];
 424         }
 425         if (!(word_en&BIT(3))) {
 426                 targetdata[6] = sourdata[6];
 427                 targetdata[7] = sourdata[7];
 428         }
 429 }
 430 
 431 
 432 u8
 433 Efuse_WordEnableDataWrite(struct adapter *padapter,
 434                                                 u16     efuse_addr,
 435                                                 u8 word_en,
 436                                                 u8 *data,
 437                                                 bool            bPseudoTest)
 438 {
 439         return padapter->HalFunc.Efuse_WordEnableDataWrite(padapter, efuse_addr,
 440                                                            word_en, data,
 441                                                            bPseudoTest);
 442 }
 443 
 444 /*-----------------------------------------------------------------------------
 445  * Function:    Efuse_ReadAllMap
 446  *
 447  * Overview:    Read All Efuse content
 448  *
 449  * Input:       NONE
 450  *
 451  * Output:      NONE
 452  *
 453  * Return:      NONE
 454  *
 455  * Revised History:
 456  * When                 Who             Remark
 457  * 11/11/2008   MHC             Create Version 0.
 458  *
 459  *---------------------------------------------------------------------------*/
 460 void
 461 Efuse_ReadAllMap(
 462         struct adapter *padapter,
 463         u8 efuseType,
 464         u8 *Efuse,
 465         bool            bPseudoTest);
 466 void
 467 Efuse_ReadAllMap(
 468         struct adapter *padapter,
 469         u8 efuseType,
 470         u8 *Efuse,
 471         bool            bPseudoTest)
 472 {
 473         u16 mapLen = 0;
 474 
 475         Efuse_PowerSwitch(padapter, false, true);
 476 
 477         EFUSE_GetEfuseDefinition(padapter, efuseType, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, bPseudoTest);
 478 
 479         efuse_ReadEFuse(padapter, efuseType, 0, mapLen, Efuse, bPseudoTest);
 480 
 481         Efuse_PowerSwitch(padapter, false, false);
 482 }
 483 
 484 /*-----------------------------------------------------------------------------
 485  * Function:    efuse_ShadowRead1Byte
 486  *              efuse_ShadowRead2Byte
 487  *              efuse_ShadowRead4Byte
 488  *
 489  * Overview:    Read from efuse init map by one/two/four bytes !!!!!
 490  *
 491  * Input:       NONE
 492  *
 493  * Output:      NONE
 494  *
 495  * Return:      NONE
 496  *
 497  * Revised History:
 498  * When                 Who             Remark
 499  * 11/12/2008   MHC             Create Version 0.
 500  *
 501  *---------------------------------------------------------------------------*/
 502 static void
 503 efuse_ShadowRead1Byte(
 504 struct adapter *padapter,
 505 u16     Offset,
 506         u8 *Value)
 507 {
 508         struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter);
 509 
 510         *Value = pEEPROM->efuse_eeprom_data[Offset];
 511 
 512 }       /*  EFUSE_ShadowRead1Byte */
 513 
 514 /* Read Two Bytes */
 515 static void
 516 efuse_ShadowRead2Byte(
 517 struct adapter *padapter,
 518 u16     Offset,
 519         u16     *Value)
 520 {
 521         struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter);
 522 
 523         *Value = pEEPROM->efuse_eeprom_data[Offset];
 524         *Value |= pEEPROM->efuse_eeprom_data[Offset+1]<<8;
 525 
 526 }       /*  EFUSE_ShadowRead2Byte */
 527 
 528 /* Read Four Bytes */
 529 static void
 530 efuse_ShadowRead4Byte(
 531 struct adapter *padapter,
 532 u16     Offset,
 533         u32     *Value)
 534 {
 535         struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter);
 536 
 537         *Value = pEEPROM->efuse_eeprom_data[Offset];
 538         *Value |= pEEPROM->efuse_eeprom_data[Offset+1]<<8;
 539         *Value |= pEEPROM->efuse_eeprom_data[Offset+2]<<16;
 540         *Value |= pEEPROM->efuse_eeprom_data[Offset+3]<<24;
 541 
 542 }       /*  efuse_ShadowRead4Byte */
 543 
 544 /*-----------------------------------------------------------------------------
 545  * Function:    EFUSE_ShadowMapUpdate
 546  *
 547  * Overview:    Transfer current EFUSE content to shadow init and modify map.
 548  *
 549  * Input:       NONE
 550  *
 551  * Output:      NONE
 552  *
 553  * Return:      NONE
 554  *
 555  * Revised History:
 556  * When                 Who             Remark
 557  * 11/13/2008   MHC             Create Version 0.
 558  *
 559  *---------------------------------------------------------------------------*/
 560 void EFUSE_ShadowMapUpdate(
 561         struct adapter *padapter,
 562         u8 efuseType,
 563         bool    bPseudoTest)
 564 {
 565         struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter);
 566         u16 mapLen = 0;
 567 
 568         EFUSE_GetEfuseDefinition(padapter, efuseType, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, bPseudoTest);
 569 
 570         if (pEEPROM->bautoload_fail_flag)
 571                 memset(pEEPROM->efuse_eeprom_data, 0xFF, mapLen);
 572         else
 573                 Efuse_ReadAllMap(padapter, efuseType, pEEPROM->efuse_eeprom_data, bPseudoTest);
 574 
 575         /* PlatformMoveMemory((void *)&pHalData->EfuseMap[EFUSE_MODIFY_MAP][0], */
 576         /* void *)&pHalData->EfuseMap[EFUSE_INIT_MAP][0], mapLen); */
 577 } /*  EFUSE_ShadowMapUpdate */
 578 
 579 
 580 /*-----------------------------------------------------------------------------
 581  * Function:    EFUSE_ShadowRead
 582  *
 583  * Overview:    Read from efuse init map !!!!!
 584  *
 585  * Input:       NONE
 586  *
 587  * Output:      NONE
 588  *
 589  * Return:      NONE
 590  *
 591  * Revised History:
 592  * When                 Who             Remark
 593  * 11/12/2008   MHC             Create Version 0.
 594  *
 595  *---------------------------------------------------------------------------*/
 596 void
 597 EFUSE_ShadowRead(
 598         struct adapter *padapter,
 599         u8 Type,
 600         u16     Offset,
 601         u32     *Value)
 602 {
 603         if (Type == 1)
 604                 efuse_ShadowRead1Byte(padapter, Offset, (u8 *)Value);
 605         else if (Type == 2)
 606                 efuse_ShadowRead2Byte(padapter, Offset, (u16 *)Value);
 607         else if (Type == 4)
 608                 efuse_ShadowRead4Byte(padapter, Offset, (u32 *)Value);
 609 
 610 }       /* EFUSE_ShadowRead*/
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