diff options
Diffstat (limited to 'EdkModulePkg/Universal/PCD/Dxe/Pcd.c')
| -rw-r--r-- | EdkModulePkg/Universal/PCD/Dxe/Pcd.c | 732 |
1 files changed, 0 insertions, 732 deletions
diff --git a/EdkModulePkg/Universal/PCD/Dxe/Pcd.c b/EdkModulePkg/Universal/PCD/Dxe/Pcd.c deleted file mode 100644 index 01a26bb0bf..0000000000 --- a/EdkModulePkg/Universal/PCD/Dxe/Pcd.c +++ /dev/null @@ -1,732 +0,0 @@ -/** @file
-PCD DXE driver
-
-Copyright (c) 2006 - 2007, Intel Corporation
-All rights reserved. This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-
-Module Name: Pcd.c
-
-**/
-
-#include "Service.h"
-
-EFI_LOCK mPcdDatabaseLock = EFI_INITIALIZE_LOCK_VARIABLE(TPL_CALLBACK);
-
-PCD_PROTOCOL mPcdInstance = {
- DxePcdSetSku,
-
- DxePcdGet8,
- DxePcdGet16,
- DxePcdGet32,
- DxePcdGet64,
- DxePcdGetPtr,
- DxePcdGetBool,
- DxePcdGetSize,
-
- DxePcdGet8Ex,
- DxePcdGet16Ex,
- DxePcdGet32Ex,
- DxePcdGet64Ex,
- DxePcdGetPtrEx,
- DxePcdGetBoolEx,
- DxePcdGetSizeEx,
-
- DxePcdSet8,
- DxePcdSet16,
- DxePcdSet32,
- DxePcdSet64,
- DxePcdSetPtr,
- DxePcdSetBool,
-
- DxePcdSet8Ex,
- DxePcdSet16Ex,
- DxePcdSet32Ex,
- DxePcdSet64Ex,
- DxePcdSetPtrEx,
- DxePcdSetBoolEx,
-
- DxeRegisterCallBackOnSet,
- DxeUnRegisterCallBackOnSet,
- DxePcdGetNextToken,
- DxePcdGetNextTokenSpace
-};
-
-
-//
-// Static global to reduce the code size
-//
-static EFI_HANDLE mNewHandle = NULL;
-
-EFI_STATUS
-EFIAPI
-PcdDxeInit (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
-
- //
- // Make sure the Pcd Protocol is not already installed in the system
- //
-
- ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gPcdProtocolGuid);
-
- BuildPcdDxeDataBase ();
-
- Status = gBS->InstallProtocolInterface (
- &mNewHandle,
- &gPcdProtocolGuid,
- EFI_NATIVE_INTERFACE,
- &mPcdInstance
- );
-
- ASSERT_EFI_ERROR (Status);
-
- return EFI_SUCCESS;
-
-}
-
-
-VOID
-EFIAPI
-DxePcdSetSku (
- IN UINTN SkuId
- )
-{
- mPcdDatabase->PeiDb.Init.SystemSkuId = (SKU_ID) SkuId;
-
- return;
-}
-
-
-
-UINT8
-EFIAPI
-DxePcdGet8 (
- IN UINTN TokenNumber
- )
-{
- return *((UINT8 *) GetWorker (TokenNumber, sizeof (UINT8)));
-}
-
-
-
-UINT16
-EFIAPI
-DxePcdGet16 (
- IN UINTN TokenNumber
- )
-{
- return ReadUnaligned16 (GetWorker (TokenNumber, sizeof (UINT16)));
-}
-
-
-
-UINT32
-EFIAPI
-DxePcdGet32 (
- IN UINTN TokenNumber
- )
-{
- return ReadUnaligned32 (GetWorker (TokenNumber, sizeof (UINT32)));
-}
-
-
-
-UINT64
-EFIAPI
-DxePcdGet64 (
- IN UINTN TokenNumber
- )
-{
- return ReadUnaligned64(GetWorker (TokenNumber, sizeof (UINT64)));
-}
-
-
-
-VOID *
-EFIAPI
-DxePcdGetPtr (
- IN UINTN TokenNumber
- )
-{
- return GetWorker (TokenNumber, 0);
-}
-
-
-
-BOOLEAN
-EFIAPI
-DxePcdGetBool (
- IN UINTN TokenNumber
- )
-{
- return *((BOOLEAN *) GetWorker (TokenNumber, sizeof (BOOLEAN)));
-}
-
-
-
-UINTN
-EFIAPI
-DxePcdGetSize (
- IN UINTN TokenNumber
- )
-{
- UINTN Size;
- UINT32 *LocalTokenNumberTable;
- BOOLEAN IsPeiDb;
- UINTN MaxSize;
- UINTN TmpTokenNumber;
- //
- // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
- // We have to decrement TokenNumber by 1 to make it usable
- // as the array index.
- //
- TokenNumber--;
-
- //
- // Backup the TokenNumber passed in as GetPtrTypeSize need the original TokenNumber
- //
- TmpTokenNumber = TokenNumber;
-
- // EBC compiler is very choosy. It may report warning about comparison
- // between UINTN and 0 . So we add 1 in each size of the
- // comparison.
- ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);
-
- // EBC compiler is very choosy. It may report warning about comparison
- // between UINTN and 0 . So we add 1 in each size of the
- // comparison.
- IsPeiDb = (BOOLEAN) (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
-
- TokenNumber = IsPeiDb ? TokenNumber :
- (TokenNumber - PEI_LOCAL_TOKEN_NUMBER);
-
- LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable
- : mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
-
- Size = (LocalTokenNumberTable[TokenNumber] & PCD_DATUM_TYPE_ALL_SET) >> PCD_DATUM_TYPE_SHIFT;
-
- if (Size == 0) {
- //
- // For pointer type, we need to scan the SIZE_TABLE to get the current size.
- //
- return GetPtrTypeSize (TmpTokenNumber, &MaxSize);
- } else {
- return Size;
- }
-
-}
-
-
-
-UINT8
-EFIAPI
-DxePcdGet8Ex (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber
- )
-{
- return *((UINT8 *) ExGetWorker (Guid, ExTokenNumber, sizeof(UINT8)));
-}
-
-
-
-UINT16
-EFIAPI
-DxePcdGet16Ex (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber
- )
-{
- return ReadUnaligned16 (ExGetWorker (Guid, ExTokenNumber, sizeof(UINT16)));
-}
-
-
-
-UINT32
-EFIAPI
-DxePcdGet32Ex (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber
- )
-{
- return ReadUnaligned32 (ExGetWorker (Guid, ExTokenNumber, sizeof(UINT32)));
-}
-
-
-
-UINT64
-EFIAPI
-DxePcdGet64Ex (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber
- )
-{
- return ReadUnaligned64 (ExGetWorker (Guid, ExTokenNumber, sizeof(UINT64)));
-}
-
-
-
-VOID *
-EFIAPI
-DxePcdGetPtrEx (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber
- )
-{
- return ExGetWorker (Guid, ExTokenNumber, 0);
-}
-
-
-
-BOOLEAN
-EFIAPI
-DxePcdGetBoolEx (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber
- )
-{
- return *((BOOLEAN *) ExGetWorker (Guid, ExTokenNumber, sizeof(BOOLEAN)));
-}
-
-
-
-UINTN
-EFIAPI
-DxePcdGetSizeEx (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber
- )
-{
- return DxePcdGetSize(GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSet8 (
- IN UINTN TokenNumber,
- IN UINT8 Value
- )
-{
- return SetValueWorker (TokenNumber, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSet16 (
- IN UINTN TokenNumber,
- IN UINT16 Value
- )
-{
- return SetValueWorker (TokenNumber, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSet32 (
- IN UINTN TokenNumber,
- IN UINT32 Value
- )
-{
- return SetValueWorker (TokenNumber, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSet64 (
- IN UINTN TokenNumber,
- IN UINT64 Value
- )
-{
- return SetValueWorker (TokenNumber, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSetPtr (
- IN UINTN TokenNumber,
- IN OUT UINTN *SizeOfBuffer,
- IN VOID *Buffer
- )
-{
- return SetWorker (TokenNumber, Buffer, SizeOfBuffer, TRUE);
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSetBool (
- IN UINTN TokenNumber,
- IN BOOLEAN Value
- )
-{
- return SetValueWorker (TokenNumber, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSet8Ex (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber,
- IN UINT8 Value
- )
-{
- return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSet16Ex (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber,
- IN UINT16 Value
- )
-{
- return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSet32Ex (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber,
- IN UINT32 Value
- )
-{
- return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSet64Ex (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber,
- IN UINT64 Value
- )
-{
- return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSetPtrEx (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber,
- IN OUT UINTN *SizeOfBuffer,
- IN VOID *Buffer
- )
-{
- return ExSetWorker(ExTokenNumber, Guid, Buffer, SizeOfBuffer, TRUE);
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdSetBoolEx (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber,
- IN BOOLEAN Value
- )
-{
- return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
-}
-
-
-
-
-EFI_STATUS
-EFIAPI
-DxeRegisterCallBackOnSet (
- IN CONST EFI_GUID *Guid, OPTIONAL
- IN UINTN TokenNumber,
- IN PCD_PROTOCOL_CALLBACK CallBackFunction
- )
-{
- EFI_STATUS Status;
-
- ASSERT (CallBackFunction != NULL);
-
- //
- // Aquire lock to prevent reentrance from TPL_CALLBACK level
- //
- EfiAcquireLock (&mPcdDatabaseLock);
-
- Status = DxeRegisterCallBackWorker (TokenNumber, Guid, CallBackFunction);
-
- EfiReleaseLock (&mPcdDatabaseLock);
-
- return Status;
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxeUnRegisterCallBackOnSet (
- IN CONST EFI_GUID *Guid, OPTIONAL
- IN UINTN TokenNumber,
- IN PCD_PROTOCOL_CALLBACK CallBackFunction
- )
-{
- EFI_STATUS Status;
-
- ASSERT (CallBackFunction != NULL);
-
- //
- // Aquire lock to prevent reentrance from TPL_CALLBACK level
- //
- EfiAcquireLock (&mPcdDatabaseLock);
-
- Status = DxeUnRegisterCallBackWorker (TokenNumber, Guid, CallBackFunction);
-
- EfiReleaseLock (&mPcdDatabaseLock);
-
- return Status;
-}
-
-
-
-EFI_STATUS
-EFIAPI
-DxePcdGetNextToken (
- IN CONST EFI_GUID *Guid, OPTIONAL
- IN OUT UINTN *TokenNumber
- )
-{
- EFI_STATUS Status;
- BOOLEAN PeiExMapTableEmpty;
- BOOLEAN DxeExMapTableEmpty;
-
- if (!FeaturePcdGet (PcdDxePcdDatabaseTraverseEnabled)) {
- return EFI_UNSUPPORTED;
- }
-
- Status = EFI_NOT_FOUND;
- PeiExMapTableEmpty = PEI_EXMAP_TABLE_EMPTY;
- DxeExMapTableEmpty = DXE_EXMAP_TABLE_EMPTY;
-
- //
- // Scan the local token space
- //
- if (Guid == NULL) {
- // EBC compiler is very choosy. It may report warning about comparison
- // between UINTN and 0 . So we add 1 in each size of the
- // comparison.
- if (((*TokenNumber + 1 > PEI_NEX_TOKEN_NUMBER + 1) && (*TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1)) ||
- ((*TokenNumber + 1 > (PEI_LOCAL_TOKEN_NUMBER + DXE_NEX_TOKEN_NUMBER + 1)))) {
- return EFI_NOT_FOUND;
- }
-
- (*TokenNumber)++;
- if ((*TokenNumber + 1 > PEI_NEX_TOKEN_NUMBER + 1) &&
- (*TokenNumber <= PEI_LOCAL_TOKEN_NUMBER)) {
- //
- // The first Non-Ex type Token Number for DXE PCD
- // database is PEI_LOCAL_TOKEN_NUMBER
- //
- *TokenNumber = PEI_LOCAL_TOKEN_NUMBER;
- } else if (*TokenNumber + 1 > DXE_NEX_TOKEN_NUMBER + PEI_LOCAL_TOKEN_NUMBER + 1) {
- *TokenNumber = PCD_INVALID_TOKEN_NUMBER;
- }
- return EFI_SUCCESS;
- }
-
- if (PeiExMapTableEmpty && DxeExMapTableEmpty) {
- *TokenNumber = PCD_INVALID_TOKEN_NUMBER;
- return EFI_NOT_FOUND;
- }
-
- if (!PeiExMapTableEmpty) {
- Status = ExGetNextTokeNumber (
- Guid,
- TokenNumber,
- mPcdDatabase->PeiDb.Init.GuidTable,
- sizeof(mPcdDatabase->PeiDb.Init.GuidTable),
- mPcdDatabase->PeiDb.Init.ExMapTable,
- sizeof(mPcdDatabase->PeiDb.Init.ExMapTable)
- );
- }
-
- if (Status == EFI_SUCCESS) {
- return Status;
- }
-
- if (!DxeExMapTableEmpty) {
- Status = ExGetNextTokeNumber (
- Guid,
- TokenNumber,
- mPcdDatabase->DxeDb.Init.GuidTable,
- sizeof(mPcdDatabase->DxeDb.Init.GuidTable),
- mPcdDatabase->DxeDb.Init.ExMapTable,
- sizeof(mPcdDatabase->DxeDb.Init.ExMapTable)
- );
- }
-
- return Status;
-}
-
-STATIC
-EFI_GUID **
-GetDistinctTokenSpace (
- IN OUT UINTN *ExMapTableSize,
- IN DYNAMICEX_MAPPING *ExMapTable,
- IN EFI_GUID *GuidTable
- )
-{
- EFI_GUID **DistinctTokenSpace;
- UINTN OldGuidIndex;
- UINTN TsIdx;
- UINTN Idx;
-
-
- DistinctTokenSpace = AllocateZeroPool (*ExMapTableSize * sizeof (EFI_GUID *));
- ASSERT (DistinctTokenSpace != NULL);
-
- TsIdx = 0;
- OldGuidIndex = ExMapTable[0].ExGuidIndex;
- DistinctTokenSpace[TsIdx] = &GuidTable[OldGuidIndex];
- for (Idx = 1; Idx < *ExMapTableSize; Idx++) {
- if (ExMapTable[Idx].ExGuidIndex != OldGuidIndex) {
- OldGuidIndex = ExMapTable[Idx].ExGuidIndex;
- DistinctTokenSpace[++TsIdx] = &GuidTable[OldGuidIndex];
- }
- }
-
- //
- // The total number of Distinct Token Space
- // is TsIdx + 1 because we use TsIdx as a index
- // to the DistinctTokenSpace[]
- //
- *ExMapTableSize = TsIdx + 1;
- return DistinctTokenSpace;
-
-}
-
-//
-// Just pre-allocate a memory buffer that is big enough to
-// host all distinct TokenSpace guid in both
-// PEI ExMap and DXE ExMap.
-//
-STATIC EFI_GUID *TmpTokenSpaceBuffer[PEI_EXMAPPING_TABLE_SIZE + DXE_EXMAPPING_TABLE_SIZE] = { 0 };
-
-EFI_STATUS
-EFIAPI
-DxePcdGetNextTokenSpace (
- IN OUT CONST EFI_GUID **Guid
- )
-{
- UINTN Idx;
- UINTN Idx2;
- UINTN Idx3;
- UINTN PeiTokenSpaceTableSize;
- UINTN DxeTokenSpaceTableSize;
- EFI_GUID **PeiTokenSpaceTable;
- EFI_GUID **DxeTokenSpaceTable;
- BOOLEAN Match;
- BOOLEAN PeiExMapTableEmpty;
- BOOLEAN DxeExMapTableEmpty;
-
- if (!FeaturePcdGet (PcdDxePcdDatabaseTraverseEnabled)) {
- return EFI_UNSUPPORTED;
- }
-
- ASSERT (Guid != NULL);
-
- PeiExMapTableEmpty = PEI_EXMAP_TABLE_EMPTY;
- DxeExMapTableEmpty = DXE_EXMAP_TABLE_EMPTY;
-
- if (PeiExMapTableEmpty && DxeExMapTableEmpty) {
- if (*Guid != NULL) {
- return EFI_NOT_FOUND;
- } else {
- return EFI_SUCCESS;
- }
- }
-
-
- if (TmpTokenSpaceBuffer[0] == NULL) {
- PeiTokenSpaceTableSize = 0;
-
- if (!PeiExMapTableEmpty) {
- PeiTokenSpaceTableSize = PEI_EXMAPPING_TABLE_SIZE;
- PeiTokenSpaceTable = GetDistinctTokenSpace (&PeiTokenSpaceTableSize,
- mPcdDatabase->PeiDb.Init.ExMapTable,
- mPcdDatabase->PeiDb.Init.GuidTable
- );
- CopyMem (TmpTokenSpaceBuffer, PeiTokenSpaceTable, sizeof (EFI_GUID*) * PeiTokenSpaceTableSize);
- }
-
- if (!DxeExMapTableEmpty) {
- DxeTokenSpaceTableSize = DXE_EXMAPPING_TABLE_SIZE;
- DxeTokenSpaceTable = GetDistinctTokenSpace (&DxeTokenSpaceTableSize,
- mPcdDatabase->DxeDb.Init.ExMapTable,
- mPcdDatabase->DxeDb.Init.GuidTable
- );
-
- //
- // Make sure EFI_GUID in DxeTokenSpaceTable does not exist in PeiTokenSpaceTable
- //
- for (Idx2 = 0, Idx3 = PeiTokenSpaceTableSize; Idx2 < DxeTokenSpaceTableSize; Idx2++) {
- Match = FALSE;
- for (Idx = 0; Idx < PeiTokenSpaceTableSize; Idx++) {
- if (CompareGuid (TmpTokenSpaceBuffer[Idx], DxeTokenSpaceTable[Idx2])) {
- Match = TRUE;
- break;
- }
- }
- if (!Match) {
- TmpTokenSpaceBuffer[Idx3++] = DxeTokenSpaceTable[Idx2];
- }
- }
- }
- }
-
- if (*Guid == NULL) {
- *Guid = TmpTokenSpaceBuffer[0];
- return EFI_SUCCESS;
- }
-
- for (Idx = 0; Idx < (PEI_EXMAPPING_TABLE_SIZE + DXE_EXMAPPING_TABLE_SIZE); Idx++) {
- if(CompareGuid (*Guid, TmpTokenSpaceBuffer[Idx])) {
- Idx++;
- *Guid = TmpTokenSpaceBuffer[Idx];
- return EFI_SUCCESS;
- }
- }
-
- return EFI_NOT_FOUND;
-
-}
-
-
|