Vlv2TbltDevicePkg/PlatformDxe/PlatformDxe.h

   1 /*++
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   This program and the accompanying materials are licensed and made available under
   6   the terms and conditions of the BSD License that accompanies this distribution.
   7   The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php.
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13
  14
  15 Module Name:
  16
  17   PlatformDxe.h
  18
  19 Abstract:
  20
  21   Header file for Platform Initialization Driver.
  22
  23
  24
  25 ++*/
  26
  27 #ifndef _PLATFORM_DRIVER_H
  28 #define _PLATFORM_DRIVER_H
  29
  30 #include <PiDxe.h>
  31 #include <Library/BaseLib.h>
  32 #include <Library/DebugLib.h>
  33 #include <Library/UefiLib.h>
  34 #include <Library/UefiDriverEntryPoint.h>
  35 #include <Library/PcdLib.h>
  36 #include <Library/HobLib.h>
  37 #include <Library/MemoryAllocationLib.h>
  38 #include <Library/UefiBootServicesTableLib.h>
  39 #include <Library/BaseMemoryLib.h>
  40 #include <Library/UefiRuntimeServicesTableLib.h>
  41 #include <Library/IoLib.h>
  42 #include <Library/ReportStatusCodeLib.h>
  43 #include <Library/HobLib.h>
  44 #include <Library/EfiRegTableLib.h>
  45 #include <Library/Tpm2CommandLib.h>
  46 #include <Library/Tpm2DeviceLib.h>
  47 #include <Library/BaseCryptLib.h>
  48 #include <Protocol/GlobalNvsArea.h>
  49 #include <Protocol/PciRootBridgeIo.h>
  50 #include <Protocol/IsaAcpi.h>
  51 #include <Framework/FrameworkInternalFormRepresentation.h>
  52 #include <Protocol/FrameworkHii.h>
  53 #include <Protocol/FrameworkFormCallback.h>
  54 #include <Protocol/CpuIo.h>
  55 #include <Protocol/BootScriptSave.h>
  56 #include <Framework/BootScript.h>
  57 #include <Guid/GlobalVariable.h>
  58 #include <Guid/BoardFeatures.h>
  59 #include <Guid/DataHubRecords.h>
  60 #include <Protocol/DataHub.h>
  61 #include <Protocol/PciIo.h>
  62 #include <Protocol/Speaker.h>
  63 #include <IndustryStandard/Pci22.h>
  64 #include <Guid/SetupVariable.h>
  65 #include <Guid/PlatformInfo.h>
  66 #include "Configuration.h"
  67 #define _EFI_H_    //skip efi.h
  68 #include "PchAccess.h"
  69 #include "VlvAccess.h"
  70 #include "BoardIdDecode.h"
  71 #include "PlatformBaseAddresses.h"
  72 #include "SetupMode.h"
  73 #include "PlatformBootMode.h"
  74 #include "CpuType.h"
  75
  76 #define PCAT_RTC_ADDRESS_REGISTER   0x74
  77 #define PCAT_RTC_DATA_REGISTER      0x75
  78
  79 #define RTC_ADDRESS_SECOND_ALARM    0x01
  80 #define RTC_ADDRESS_MINUTE_ALARM    0x03
  81 #define RTC_ADDRESS_HOUR_ALARM      0x05
  82
  83 #define RTC_ADDRESS_REGISTER_A      0x0A
  84 #define RTC_ADDRESS_REGISTER_B      0x0B
  85 #define RTC_ADDRESS_REGISTER_C      0x0C
  86 #define RTC_ADDRESS_REGISTER_D      0x0D
  87
  88 #define B_RTC_ALARM_INT_ENABLE      0x20
  89 #define B_RTC_ALARM_INT_STATUS      0x20
  90
  91 #define B_RTC_DATE_ALARM_MASK       0x3F
  92
  93 //
  94 // Default CPU Alternate Duty Cycle (255=100%, 0=0%)
  95 //
  96 #define DEF_CPU_ALT_DUTY_CYCLE 0xFF
  97
  98 #define MAX_ONBOARD_SATA_DEVICE 2
  99
 100 #define DXE_DEVICE_ENABLED  1
 101 #define DXE_DEVICE_DISABLED 0
 102
 103 #define AZALIA_MAX_LOOP_TIME  0x10000
 104
 105 //
 106 // Platform driver GUID
 107 //
 108 #define EFI_PLATFORM_DRIVER_GUID \
 109   { 0x056E7324, 0xA718, 0x465b, 0x9A, 0x84, 0x22, 0x8F, 0x06, 0x64, 0x2B, 0x4F }
 110
 111 #define PASSWORD_MAX_SIZE               20
 112 #define PLATFORM_NORMAL_MODE          0x01
 113 #define PLATFORM_SAFE_MODE            0x02
 114 #define PLATFORM_RECOVERY_MODE        0x04
 115 #define PLATFORM_MANUFACTURING_MODE   0x08
 116 #define PLATFORM_BACK_TO_BIOS_MODE    0x10
 117
 118 #define EFI_OEM_SPECIFIC      0x8000
 119 #define EFI_CU_PLATFORM_DXE_INIT                     (EFI_OEM_SPECIFIC | 0x00000011)
 120 #define EFI_CU_PLATFORM_DXE_STEP1                    (EFI_OEM_SPECIFIC | 0x00000012)
 121 #define EFI_CU_PLATFORM_DXE_STEP2                    (EFI_OEM_SPECIFIC | 0x00000013)
 122 #define EFI_CU_PLATFORM_DXE_STEP3                    (EFI_OEM_SPECIFIC | 0x00000014)
 123 #define EFI_CU_PLATFORM_DXE_STEP4                    (EFI_OEM_SPECIFIC | 0x00000015)
 124 #define EFI_CU_PLATFORM_DXE_INIT_DONE                (EFI_OEM_SPECIFIC | 0x00000016)
 125
 126
 127 #define EFI_SECTION_STRING                  0x1C
 128 #define EFI_FORWARD_DECLARATION(x) typedef struct _##x x
 129 #define PREFIX_BLANK                        0x04
 130
 131 #pragma pack(1)
 132
 133 typedef UINT64 EFI_BOARD_FEATURES;
 134
 135 //
 136 //BUGBUG: should remove these EDK hii definition once Hii transtion is done
 137 //
 138 typedef UINT16  STRING_REF;
 139 typedef UINT16  EFI_FORM_LABEL;
 140
 141 typedef enum {
 142   EfiUserPassword,
 143   EfiAdminPassword
 144 } EFI_PASSWORD_TYPE;
 145
 146 typedef struct {
 147   CHAR16            TempPassword[PASSWORD_MAX_SIZE];
 148   CHAR16            EncodedPassword[PASSWORD_MAX_SIZE];
 149   VOID              *PasswordLocation;
 150   EFI_PASSWORD_TYPE PasswordType;
 151 } EFI_PASSWORD_DATA;
 152
 153 typedef struct {
 154   CHAR8 AaNumber[7];
 155   UINT8 BoardId;
 156   EFI_BOARD_FEATURES Features;
 157   UINT16 SubsystemDeviceId;
 158   UINT16 AudioSubsystemDeviceId;
 159   UINT64 AcpiOemTableId;
 160 } BOARD_ID_DECODE;
 161
 162 typedef
 163 EFI_STATUS
 164 (EFIAPI *EFI_FORM_ROUTINE) (
 165   SYSTEM_CONFIGURATION *SetupBuffer
 166   );
 167
 168 typedef struct{
 169   UINT16 DeviceNumber;
 170   UINT16 FunctionNumber;
 171 }PCI_DEVICE_FUNC_INFO;
 172
 173 typedef struct{
 174   CHAR16 PortNumber[4];
 175   STRING_REF SataDeviceInfoStringId;
 176 }SATA_DEVICE_STRING_INFO;
 177
 178 typedef struct {
 179   UINT16  Signature;
 180   UINT8   Size;
 181   UINT32  EntryPoint;
 182   UINT8   Reserve[17];
 183   UINT16  PciDataOff;
 184   UINT16  ExpansionOff;
 185 } PNP_OPTION_ROM_HEADER;
 186
 187 typedef struct {
 188   UINT32  Signature;
 189   UINT8   Revision;
 190   UINT8   Length;
 191   UINT16  NextHeader;
 192   UINT8   Reserve;
 193   UINT8   CheckSum;
 194   UINT32  DeviceId;
 195   UINT16  ManufactureStrOff;
 196   UINT16  ProductStrOff;
 197 } PNP_EXPANSION_HEADER;
 198
 199 typedef struct {
 200   BOOLEAN                         Enable;
 201   UINT8                           VerbTableNum;
 202   UINT16                          CodecSSID;
 203   EFI_PHYSICAL_ADDRESS            HDABar;
 204   EFI_PHYSICAL_ADDRESS            UpperHDABar;
 205   UINT8                           SDIPresent;
 206   BOOLEAN                         Pme;
 207   BOOLEAN                         LegacyFrontPanelAudio;
 208   BOOLEAN                         HighDefinitionFrontPanelAudio;
 209 } EFI_AZALIA_S3;
 210
 211 //
 212 //following structs are from R8. Remove them once R8->R9 transition is done
 213 //
 214 typedef struct {
 215   CHAR16      *OptionString;  // Passed in string to generate a token for in a truly dynamic form creation
 216   STRING_REF  StringToken;    // This is used when creating a single op-code without generating a StringToken (have one already)
 217   UINT16      Value;
 218   UINT8       Flags;
 219   UINT16      Key;
 220 } IFR_OPTION;
 221
 222
 223
 224 typedef struct {
 225   UINT8   Number;
 226   UINT32  HorizontalResolution;
 227   UINT32  VerticalResolution;
 228 } PANEL_RESOLUTION;
 229
 230 #pragma pack()
 231
 232 //
 233 // Prototypes
 234 //
 235 EFI_STATUS
 236 EFIAPI
 237 EfiMain (
 238   IN EFI_HANDLE         ImageHandle,
 239   IN EFI_SYSTEM_TABLE   *SystemTable
 240   );
 241
 242 EFI_STATUS
 243 ProcessEventLog (
 244   );
 245
 246 EFI_STATUS
 247 FindDataRecords (
 248   );
 249
 250 EFI_STATUS
 251 ProcessPasswords(
 252   );
 253
 254 VOID
 255 MemorySetup(
 256   );
 257
 258
 259 UINTN
 260 EfiValueToString (
 261   IN  OUT CHAR16  *Buffer,
 262   IN  INT64       Value,
 263   IN  UINTN       Flags,
 264   IN  UINTN       Width
 265   );
 266
 267 VOID
 268 EFIAPI
 269 ReadyToBootFunction (
 270   EFI_EVENT  Event,
 271   VOID       *Context
 272   );
 273
 274 VOID
 275 InstallHiiDataAndGetSettings(
 276   IN EFI_HII_STRING_PACK            *StringPack,
 277       //
 278   ... // 0 or more of => IN EFI_HII_IFR_PACK *IfrPack,
 279       // Terminate list with NULL
 280       //
 281   );
 282
 283 EFI_STATUS
 284 ReadOrInitSetupVariable(
 285   IN UINTN         RequiredVariableSize,
 286   IN UINTN         RequiredPasswordSize,
 287   IN VOID          *DefaultData,
 288   IN VOID          *MfgDefaultData,
 289   OUT VOID         *SetupVariableData,
 290   OUT VOID         *SystemPassword
 291   );
 292
 293 VOID
 294 EfiLogicalOrMem(
 295   IN VOID   *Destination,
 296   IN VOID   *Source,
 297   IN UINTN  Length
 298   );
 299
 300 EFI_STATUS
 301 GetStringFromToken (
 302   IN      EFI_GUID                  *ProducerGuid,
 303   IN      STRING_REF                Token,
 304   OUT     CHAR16                    **String
 305   );
 306
 307 UINT32
 308 ConvertBase2ToRaw (
 309   IN  EFI_EXP_BASE2_DATA             *Data);
 310
 311 UINT32
 312 ConvertBase10ToRaw (
 313   IN  EFI_EXP_BASE10_DATA             *Data);
 314
 315 CHAR16 *
 316 GetStringById (
 317   IN  STRING_REF   Id,
 318   EFI_HII_HANDLE   StringPackHandle
 319   );
 320
 321 VOID
 322 EFIAPI
 323 SetupDataFilter (
 324   IN EFI_EVENT    Event,
 325   IN VOID*        Context
 326   );
 327
 328 VOID
 329 EFIAPI
 330 IdeDataFilter (
 331   IN EFI_EVENT    Event,
 332   IN VOID*        Context
 333   );
 334
 335 VOID
 336 EFIAPI
 337 UpdateAhciRaidDiskInfo (
 338   IN EFI_EVENT    Event,
 339   IN VOID*        Context
 340   );
 341
 342 VOID
 343 EFIAPI
 344 EventLogFilter (
 345   IN EFI_EVENT    Event,
 346   IN VOID*        Context
 347   );
 348
 349 VOID
 350 SwapEntries (
 351   IN  CHAR8 *Data
 352   );
 353
 354 VOID
 355 AsciiToUnicode (
 356   IN    CHAR8     *AsciiString,
 357   IN    CHAR16    *UnicodeString
 358   );
 359
 360 UINT16
 361 ConfigModeStateGet();
 362
 363 VOID
 364 SetSkus();
 365
 366 VOID
 367 CPUSetupItems();
 368
 369 EFI_STATUS
 370 SecurityDriverCallback (
 371   IN EFI_FORM_CALLBACK_PROTOCOL       *This,
 372   IN UINT16                           KeyValue,
 373   IN EFI_IFR_DATA_ARRAY               *Data,
 374   OUT EFI_HII_CALLBACK_PACKET         **Packet
 375   );
 376
 377 VOID
 378 SetPasswordState (
 379   );
 380
 381 VOID
 382 EncodePassword (
 383   IN  CHAR16                      *Password
 384   );
 385
 386 VOID
 387 EFIAPI
 388 PciBusEvent (
 389   IN EFI_EVENT    Event,
 390   IN VOID*        Context
 391   );
 392 VOID
 393 AsfInitialize(
 394   );
 395
 396 VOID
 397 InitializeAsf (
 398   );
 399
 400 UINT8
 401 ReadCmosBank1Byte (
 402   IN  EFI_CPU_IO_PROTOCOL             *CpuIo,
 403   IN  UINT8                           Index
 404   );
 405
 406 VOID
 407 WriteCmosBank1Byte (
 408   IN  EFI_CPU_IO_PROTOCOL             *CpuIo,
 409   IN  UINT8                           Index,
 410   IN  UINT8                           Data
 411   );
 412
 413 VOID
 414 InitializeBoardId (
 415   );
 416
 417 EFI_STATUS
 418 InstallBootCallbackRoutine(
 419   );
 420
 421 EFI_STATUS
 422 InstallConfigurationCallbackRoutine(
 423   );
 424
 425 EFI_STATUS
 426 InstallPerformanceCallbackRoutine(
 427   );
 428
 429 EFI_STATUS
 430 InstallSecurityCallbackRoutine (
 431   );
 432
 433 EFI_STATUS
 434 InstallMainCallbackRoutine (
 435   );
 436
 437 EFI_STATUS
 438 MemoryConfigurationUpdate (
 439   UINT16                *Key,
 440   EFI_FORM_LABEL        *Label,
 441   UINT16                *OpcodeCount,
 442   UINT8                 **OpcodeData,
 443   EFI_FORM_ROUTINE      *Routine
 444   );
 445
 446 EFI_STATUS
 447 MemoryConfigurationCallbackRoutine (
 448   SYSTEM_CONFIGURATION  *SetupBuffer
 449   );
 450
 451 EFI_STATUS
 452 MemoryConfigurationCalculateSpeed(
 453   SYSTEM_CONFIGURATION  *SetupBuffer
 454   );
 455
 456 VOID
 457 UpdateMemoryString(
 458   IN  STRING_REF                  TokenToUpdate,
 459   IN  CHAR16                      *NewString
 460   );
 461
 462 VOID
 463 InitFeaturePolicy (
 464   IN EFI_PLATFORM_INFO_HOB      *PlatformInfo
 465   );
 466
 467 VOID
 468 InitializeSetupVarHide (
 469   );
 470
 471 VOID
 472 PreparePCIePCISlotInformation(
 473   VOID
 474   );
 475
 476
 477 EFI_STATUS
 478 BootConfigurationUpdate (
 479   IN  OUT SYSTEM_CONFIGURATION  *SystemConfiguration
 480   );
 481
 482 EFI_STATUS
 483 InitializeBootConfiguration(
 484   VOID
 485   );
 486
 487 UINT16
 488 GetStringSize(
 489   IN      CHAR16 *ThisString
 490   );
 491
 492 UINT16
 493 GetDriveCount (
 494   IN      STRING_REF *BootMap
 495   );
 496
 497 CHAR16 *
 498 GetBootString (
 499   IN      STRING_REF    Id,
 500       OUT UINTN        *Length
 501   );
 502
 503 EFI_STATUS
 504 BootCfgCreateTwoOptionOneOf(
 505   IN      UINT16                QuestionId,
 506   IN      EFI_FORM_LABEL        Label,
 507   IN      STRING_REF            OptionPrompt,
 508   IN      STRING_REF            OptionHelp,
 509   IN      STRING_REF            OptionOneString,
 510   IN      STRING_REF            OptionTwoString,
 511   IN      UINT8                 OptionOneFlags,
 512   IN      UINT8                 OptionTwoFlags,
 513   IN      UINT16                KeyValueOne,
 514   IN      UINT16                KeyValueTwo
 515   );
 516
 517 EFI_STATUS
 518 ReplaceOpcodeWithText(
 519   IN      STRING_REF            OptionPrompt,
 520   IN      STRING_REF            OptionHelp,
 521   IN      STRING_REF            OptionOneString,
 522   IN      EFI_FORM_LABEL        Label
 523   );
 524
 525 EFI_STATUS
 526 CreateDriveBootOrderOpcode(
 527   IN      VOID                 *Data,
 528   IN      STRING_REF           *BootMap,
 529   IN      EFI_FORM_LABEL        Label,
 530   IN      UINT16                QuestionId,
 531   IN      STRING_REF            OptionOneString,
 532   IN      STRING_REF            OptionTwoString
 533   );
 534
 535 VOID
 536 SetHyperBootCfgFlags(
 537   IN  OUT SYSTEM_CONFIGURATION *SystemConfiguration
 538   );
 539
 540 VOID
 541 GetHyperBootCfgFlags(
 542   IN  OUT SYSTEM_CONFIGURATION *SystemConfiguration
 543   );
 544
 545 VOID
 546 PrepareBootCfgForHyperBoot(
 547   IN  OUT SYSTEM_CONFIGURATION *SystemConfiguration
 548   );
 549
 550 BOOLEAN
 551 BootCfgChanged(
 552   IN      SYSTEM_CONFIGURATION *SystemConfiguration
 553   );
 554
 555 EFI_STATUS
 556 InsertOpcodeAtIndex(
 557   IN      SYSTEM_CONFIGURATION *SystemConfiguration,
 558   IN  OUT IFR_OPTION           *OptionList,
 559   IN      IFR_OPTION            IfrOption,
 560   IN      UINT16                OptionCount
 561   );
 562
 563 VOID
 564 ConfigureBootOrderStrings(
 565   IN      SYSTEM_CONFIGURATION *SystemConfiguration
 566   );
 567
 568 VOID
 569 InitializeAllBootStrings(
 570   VOID
 571   );
 572
 573 VOID
 574 SaveUsbCfgSettings(
 575   IN  OUT SYSTEM_CONFIGURATION *SystemConfiguration
 576   );
 577
 578 VOID
 579 RestoreUsbCfgSettings(
 580   IN  OUT SYSTEM_CONFIGURATION *SystemConfiguration
 581   );
 582
 583 EFI_STATUS
 584 UpdateBootDevicePriority(
 585   IN  OUT SYSTEM_CONFIGURATION *SystemConfiguration
 586   );
 587
 588 EFI_STATUS
 589 DisableHyperBoot(
 590   IN  OUT SYSTEM_CONFIGURATION *SystemConfiguration
 591   );
 592
 593 BOOLEAN
 594 CheckForUserPassword(
 595   VOID
 596   );
 597
 598 EFI_STATUS
 599 EFIAPI
 600 HyperBootPasswordCallback(
 601   IN  OUT VOID*  Data
 602   );
 603
 604 EFI_STATUS
 605 EFIAPI
 606 HyperBootF9Callback (
 607   IN VOID*  Data
 608   );
 609
 610 EFI_STATUS
 611 InstallHiiEvents(
 612   VOID
 613   );
 614
 615 EFI_STATUS
 616 EFIAPI
 617 ProgramToneFrequency (
 618   IN  EFI_SPEAKER_IF_PROTOCOL           *This,
 619   IN  UINT16                            Frequency
 620   );
 621
 622 EFI_STATUS
 623 EFIAPI
 624 GenerateBeepTone (
 625   IN  EFI_SPEAKER_IF_PROTOCOL           *This,
 626   IN  UINTN                             NumberOfBeeps,
 627   IN  UINTN                             BeepDuration,
 628   IN  UINTN                             TimeInterval
 629   );
 630
 631 EFI_STATUS
 632 InitializeObservableProtocol();
 633
 634 EFI_STATUS
 635 PciBusDriverHook();
 636
 637 typedef struct _GOP_DISPLAY_BRIGHTNESS_PROTOCOL GOP_DISPLAY_BRIGHTNESS_PROTOCOL;
 638
 639 typedef
 640 EFI_STATUS
 641 (EFIAPI *GET_MAXIMUM_BRIGHTNESS_LEVEL) (
 642   IN  GOP_DISPLAY_BRIGHTNESS_PROTOCOL *This,
 643   OUT UINT32 *MaxBrightnessLevel
 644   );
 645
 646
 647 typedef
 648 EFI_STATUS
 649 (EFIAPI *GET_CURRENT_BRIGHTNESS_LEVEL) (
 650   IN  GOP_DISPLAY_BRIGHTNESS_PROTOCOL *This,
 651   OUT UINT32 *MaxBrightnessLevel
 652   );
 653
 654 typedef
 655 EFI_STATUS
 656 (EFIAPI *SET_BRIGHTNESS_LEVEL) (
 657   IN  GOP_DISPLAY_BRIGHTNESS_PROTOCOL *This,
 658   IN  UINT32  BrightnessLevel
 659   );
 660
 661 struct _GOP_DISPLAY_BRIGHTNESS_PROTOCOL {
 662   UINT32  Revision;
 663   GET_MAXIMUM_BRIGHTNESS_LEVEL GetMaxBrightnessLevel;
 664   GET_CURRENT_BRIGHTNESS_LEVEL GetCurrentBrightnessLevel;
 665   SET_BRIGHTNESS_LEVEL SetBrightnessLevel;
 666 };
 667
 668 //
 669 // Global externs
 670 //
 671 extern UINT8 MaintenanceBin[];
 672 extern UINT8 MainBin[];
 673 extern UINT8 ConfigurationBin[];
 674 extern UINT8 MemoryConfigurationBin[];
 675 extern UINT8 PerformanceBin[];
 676 extern UINT8 SecurityBin[];
 677 extern UINT8 BootBin[];
 678 extern UINT8 PowerBin[];
 679 extern UINT8 SystemSetupBin[];
 680
 681 extern VOID                 *mDxePlatformStringPack;
 682 extern EFI_HII_PROTOCOL     *mHii;
 683 extern SYSTEM_CONFIGURATION mSystemConfiguration;
 684 extern FRAMEWORK_EFI_HII_HANDLE       mMaintenanceHiiHandle;
 685 extern FRAMEWORK_EFI_HII_HANDLE       mMainHiiHandle;
 686 extern FRAMEWORK_EFI_HII_HANDLE       mConfigurationHiiHandle;
 687 extern FRAMEWORK_EFI_HII_HANDLE       mPerformanceHiiHandle;
 688 extern FRAMEWORK_EFI_HII_HANDLE       mPowerHiiHandle;
 689 extern FRAMEWORK_EFI_HII_HANDLE       mBootHiiHandle;
 690 extern FRAMEWORK_EFI_HII_HANDLE       mSecurityHiiHandle;
 691
 692 extern SYSTEM_PASSWORDS     mSystemPassword;
 693 extern EFI_PASSWORD_DATA    mAdminPassword;
 694 extern EFI_PASSWORD_DATA    mUserPassword;
 695
 696 extern EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *mPciRootBridgeIo;
 697
 698 //
 699 //extern EFI_REG_TABLE mSubsystemIdRegs[];
 700 //
 701 extern UINT32 mSubsystemVidDid;
 702 extern UINT32 mSubsystemAudioVidDid;
 703
 704 extern UINT8 mBoardIdIndex;
 705 extern BOOLEAN mFoundAANum;
 706 extern EFI_BOARD_FEATURES mBoardFeatures;
 707 extern UINT16 mSubsystemDeviceId;
 708 extern UINT16 mSubsystemAudioDeviceId;
 709 extern BOARD_ID_DECODE mBoardIdDecodeTable[];
 710 extern UINTN mBoardIdDecodeTableSize;
 711
 712 extern UINT8 mSmbusRsvdAddresses[];
 713 extern UINT8 mNumberSmbusAddress;
 714 extern BOOLEAN mMfgMode;
 715 extern UINT32 mPlatformBootMode;
 716 extern CHAR8 BoardAaNumber[];
 717
 718 extern EFI_GUID gEfiGlobalNvsAreaProtocolGuid;
 719 #endif