diff options
Diffstat (limited to 'EdkModulePkg/Universal/PCD/Dxe/Service.c')
| -rw-r--r-- | EdkModulePkg/Universal/PCD/Dxe/Service.c | 1153 |
1 files changed, 0 insertions, 1153 deletions
diff --git a/EdkModulePkg/Universal/PCD/Dxe/Service.c b/EdkModulePkg/Universal/PCD/Dxe/Service.c deleted file mode 100644 index 8ff45d38da..0000000000 --- a/EdkModulePkg/Universal/PCD/Dxe/Service.c +++ /dev/null @@ -1,1153 +0,0 @@ -/** @file
-Private functions used by 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: Service.c
-
-**/
-#include "Service.h"
-
-
-PCD_DATABASE * mPcdDatabase;
-
-LIST_ENTRY *mCallbackFnTable;
-
-VOID *
-GetWorker (
- UINTN TokenNumber,
- UINTN GetSize
- )
-{
- UINT32 *LocalTokenNumberTable;
- EFI_GUID *GuidTable;
- UINT16 *StringTable;
- EFI_GUID *Guid;
- UINT16 *Name;
- VARIABLE_HEAD *VariableHead;
- UINT8 *VaraiableDefaultBuffer;
- UINT8 *Data;
- VPD_HEAD *VpdHead;
- UINT8 *PcdDb;
- VOID *RetPtr;
- UINTN MaxSize;
- UINTN TmpTokenNumber;
- UINTN DataSize;
- EFI_STATUS Status;
- UINT32 LocalTokenNumber;
- UINT32 Offset;
- UINT16 StringTableIdx;
- BOOLEAN IsPeiDb;
-
- //
- // Aquire lock to prevent reentrance from TPL_CALLBACK level
- //
- EfiAcquireLock (&mPcdDatabaseLock);
-
- RetPtr = NULL;
- //
- // 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--;
-
- TmpTokenNumber = TokenNumber;
-
- //
- // PCD_TOTAL_TOKEN_NUMBER is a auto-generated constant.
- // It could be zero. EBC compiler is very choosy. It may
- // report warning. So we add 1 in each size of the
- // comparison.
- //
- ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);
-
- ASSERT ((GetSize == DxePcdGetSize (TokenNumber + 1)) || (GetSize == 0));
-
- // 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) ? TRUE : FALSE);
-
- LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable :
- mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
-
- TokenNumber = IsPeiDb ? TokenNumber :
- TokenNumber - PEI_LOCAL_TOKEN_NUMBER;
-
- LocalTokenNumber = LocalTokenNumberTable[TokenNumber];
-
- if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {
- if (GetSize == 0) {
- GetPtrTypeSize (TmpTokenNumber, &MaxSize);
- } else {
- MaxSize = GetSize;
- }
- LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize, IsPeiDb);
- }
-
- PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);
- StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :
- mPcdDatabase->DxeDb.Init.StringTable;
-
- Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;
-
- switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {
- case PCD_TYPE_VPD:
- VpdHead = (VPD_HEAD *) ((UINT8 *) PcdDb + Offset);
- RetPtr = (VOID *) (UINTN) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);
- break;
-
- case PCD_TYPE_HII:
- GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :
- mPcdDatabase->DxeDb.Init.GuidTable;
-
- VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);
-
- Guid = &(GuidTable[VariableHead->GuidTableIndex]);
- Name = &(StringTable[VariableHead->StringIndex]);
- VaraiableDefaultBuffer = (UINT8 *) PcdDb + VariableHead->DefaultValueOffset;
-
- Status = GetHiiVariable (Guid, Name, &Data, &DataSize);
- if (Status == EFI_SUCCESS) {
- if (GetSize == 0) {
- //
- // It is a pointer type. So get the MaxSize reserved for
- // this PCD entry.
- //
- GetPtrTypeSize (TmpTokenNumber, &GetSize);
- }
- CopyMem (VaraiableDefaultBuffer, Data + VariableHead->Offset, GetSize);
- FreePool (Data);
- }
- //
- // If the operation is successful, we copy the data
- // to the default value buffer in the PCD Database.
- // So that we can free the Data allocated in GetHiiVariable.
- //
- //
- // If the operation is not successful,
- // Return 1) either the default value specified by Platform Integrator
- // 2) Or the value Set by a PCD set operation.
- //
- RetPtr = (VOID *) VaraiableDefaultBuffer;
- break;
-
- case PCD_TYPE_STRING:
- StringTableIdx = (UINT16) *((UINT8 *) PcdDb + Offset);
- RetPtr = (VOID *) &StringTable[StringTableIdx];
- break;
-
- case PCD_TYPE_DATA:
- RetPtr = (VOID *) ((UINT8 *) PcdDb + Offset);
- break;
-
- default:
- ASSERT (FALSE);
- break;
-
- }
-
- EfiReleaseLock (&mPcdDatabaseLock);
-
- return RetPtr;
-
-}
-
-
-
-EFI_STATUS
-DxeRegisterCallBackWorker (
- IN UINTN TokenNumber,
- IN CONST GUID *Guid, OPTIONAL
- IN PCD_PROTOCOL_CALLBACK CallBackFunction
-)
-{
- CALLBACK_FN_ENTRY *FnTableEntry;
- LIST_ENTRY *ListHead;
- LIST_ENTRY *ListNode;
-
- if (Guid != NULL) {
- TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);
- }
-
- //
- // 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--;
-
- ListHead = &mCallbackFnTable[TokenNumber];
- ListNode = GetFirstNode (ListHead);
-
- while (ListNode != ListHead) {
- FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);
-
- if (FnTableEntry->CallbackFn == CallBackFunction) {
- //
- // We only allow a Callback function to be register once
- // for a TokenNumber. So just return EFI_SUCCESS
- //
- return EFI_SUCCESS;
- }
- ListNode = GetNextNode (ListHead, ListNode);
- }
-
- FnTableEntry = AllocatePool (sizeof(CALLBACK_FN_ENTRY));
- ASSERT (FnTableEntry != NULL);
-
- FnTableEntry->CallbackFn = CallBackFunction;
- InsertTailList (ListHead, &FnTableEntry->Node);
-
- return EFI_SUCCESS;
-}
-
-
-
-
-EFI_STATUS
-DxeUnRegisterCallBackWorker (
- IN UINTN TokenNumber,
- IN CONST GUID *Guid, OPTIONAL
- IN PCD_PROTOCOL_CALLBACK CallBackFunction
-)
-{
- CALLBACK_FN_ENTRY *FnTableEntry;
- LIST_ENTRY *ListHead;
- LIST_ENTRY *ListNode;
-
- if (Guid != NULL) {
- TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);
- }
-
- //
- // 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--;
-
- ListHead = &mCallbackFnTable[TokenNumber];
- ListNode = GetFirstNode (ListHead);
-
- while (ListNode != ListHead) {
- FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);
-
- if (FnTableEntry->CallbackFn == CallBackFunction) {
- //
- // We only allow a Callback function to be register once
- // for a TokenNumber. So we can safely remove the Node from
- // the Link List and return EFI_SUCCESS.
- //
- RemoveEntryList (ListNode);
- FreePool (FnTableEntry);
-
- return EFI_SUCCESS;
- }
- ListNode = GetNextNode (ListHead, ListNode);
- }
-
- return EFI_INVALID_PARAMETER;
-}
-
-
-
-EFI_STATUS
-ExGetNextTokeNumber (
- IN CONST EFI_GUID *Guid,
- IN OUT UINTN *TokenNumber,
- IN EFI_GUID *GuidTable,
- IN UINTN SizeOfGuidTable,
- IN DYNAMICEX_MAPPING *ExMapTable,
- IN UINTN SizeOfExMapTable
- )
-{
- EFI_GUID *MatchGuid;
- UINTN Idx;
- UINTN GuidTableIdx;
- BOOLEAN Found;
-
- MatchGuid = ScanGuid (GuidTable, SizeOfGuidTable, Guid);
- if (MatchGuid == NULL) {
- return EFI_NOT_FOUND;
- }
-
- Found = FALSE;
- GuidTableIdx = MatchGuid - GuidTable;
- for (Idx = 0; Idx < SizeOfExMapTable; Idx++) {
- if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {
- Found = TRUE;
- break;
- }
- }
-
- if (Found) {
- if (*TokenNumber == PCD_INVALID_TOKEN_NUMBER) {
- *TokenNumber = ExMapTable[Idx].ExTokenNumber;
- return EFI_SUCCESS;
- }
-
- for ( ; Idx < SizeOfExMapTable; Idx++) {
- if (ExMapTable[Idx].ExTokenNumber == *TokenNumber) {
- Idx++;
- if (Idx == SizeOfExMapTable) {
- //
- // Exceed the length of ExMap Table
- //
- *TokenNumber = PCD_INVALID_TOKEN_NUMBER;
- return EFI_SUCCESS;
- } else if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {
- //
- // Found the next match
- //
- *TokenNumber = ExMapTable[Idx].ExTokenNumber;
- return EFI_SUCCESS;
- } else {
- //
- // Guid has been changed. It is the next Token Space Guid.
- // We should flag no more TokenNumber.
- //
- *TokenNumber = PCD_INVALID_TOKEN_NUMBER;
- return EFI_SUCCESS;
- }
- }
- }
- }
-
- return EFI_NOT_FOUND;
-}
-
-
-
-
-VOID
-BuildPcdDxeDataBase (
- VOID
- )
-{
- PEI_PCD_DATABASE *PeiDatabase;
- EFI_HOB_GUID_TYPE *GuidHob;
- UINTN Idx;
-
- mPcdDatabase = AllocateZeroPool (sizeof(PCD_DATABASE));
- ASSERT (mPcdDatabase != NULL);
-
- GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);
- if (GuidHob != NULL) {
-
- //
- // We will copy over the PEI phase's PCD Database.
- //
- // If no PEIMs use dynamic Pcd Entry, the Pcd Service PEIM
- // should not be included at all. So the GuidHob could
- // be NULL. If it is NULL, we just copy over the DXE Default
- // Value to PCD Database.
- //
-
- PeiDatabase = (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);
- //
- // Copy PCD Entries refereneced in PEI phase to PCD DATABASE
- //
- CopyMem (&mPcdDatabase->PeiDb, PeiDatabase, sizeof (PEI_PCD_DATABASE));
- }
-
- //
- // Copy PCD Entries with default value to PCD DATABASE
- //
- CopyMem (&mPcdDatabase->DxeDb.Init, &gDXEPcdDbInit, sizeof(DXE_PCD_DATABASE_INIT));
-
-
- //
- // Initialized the Callback Function Table
- //
-
- mCallbackFnTable = AllocateZeroPool (PCD_TOTAL_TOKEN_NUMBER * sizeof (LIST_ENTRY));
-
- // 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.
- for (Idx = 0; Idx + 1 < PCD_TOTAL_TOKEN_NUMBER + 1; Idx++) {
- InitializeListHead (&mCallbackFnTable[Idx]);
- }
-
- return;
-}
-
-
-
-EFI_STATUS
-GetHiiVariable (
- IN EFI_GUID *VariableGuid,
- IN UINT16 *VariableName,
- OUT UINT8 **VariableData,
- OUT UINTN *VariableSize
- )
-{
- UINTN Size;
- EFI_STATUS Status;
- UINT8 *Buffer;
-
- Size = 0;
- Buffer = NULL;
-
- Status = gRT->GetVariable (
- (UINT16 *)VariableName,
- VariableGuid,
- NULL,
- &Size,
- Buffer
- );
-
- if (Status == EFI_BUFFER_TOO_SMALL) {
- Buffer = (UINT8 *) AllocatePool (Size);
-
- ASSERT (Buffer != NULL);
-
- Status = gRT->GetVariable (
- VariableName,
- VariableGuid,
- NULL,
- &Size,
- Buffer
- );
-
- ASSERT (Status == EFI_SUCCESS);
- *VariableData = Buffer;
- *VariableSize = Size;
- }
-
- return Status;
-}
-
-
-UINT32
-GetSkuEnabledTokenNumber (
- UINT32 LocalTokenNumber,
- UINTN Size,
- BOOLEAN IsPeiDb
- )
-{
- SKU_HEAD *SkuHead;
- SKU_ID *SkuIdTable;
- INTN i;
- UINT8 *Value;
- SKU_ID *PhaseSkuIdTable;
- UINT8 *PcdDb;
-
- ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);
-
- PcdDb = IsPeiDb ? (UINT8 *) &mPcdDatabase->PeiDb : (UINT8 *) &mPcdDatabase->DxeDb;
-
- SkuHead = (SKU_HEAD *) (PcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));
- Value = (UINT8 *) (PcdDb + SkuHead->SkuDataStartOffset);
-
- PhaseSkuIdTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.SkuIdTable :
- mPcdDatabase->DxeDb.Init.SkuIdTable;
-
- SkuIdTable = &PhaseSkuIdTable[SkuHead->SkuIdTableOffset];
-
- for (i = 0; i < SkuIdTable[0]; i++) {
- if (mPcdDatabase->PeiDb.Init.SystemSkuId == SkuIdTable[i + 1]) {
- break;
- }
- }
- ASSERT (i < SkuIdTable[0]);
-
- switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {
- case PCD_TYPE_VPD:
- Value = (UINT8 *) &(((VPD_HEAD *) Value)[i]);
- return (UINT32) ((Value - PcdDb) | PCD_TYPE_VPD);
-
- case PCD_TYPE_HII:
- Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[i]);
- return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII);
-
- case PCD_TYPE_STRING:
- Value = (UINT8 *) &(((STRING_HEAD *) Value)[i]);
- return (UINT32) ((Value - PcdDb) | PCD_TYPE_STRING);
-
- case PCD_TYPE_DATA:
- Value += Size * i;
- return (UINT32) (Value - PcdDb);
-
- default:
- ASSERT (FALSE);
- }
-
- ASSERT (FALSE);
-
- return 0;
-
-}
-
-
-
-
-STATIC
-VOID
-InvokeCallbackOnSet (
- UINT32 ExTokenNumber,
- CONST EFI_GUID *Guid, OPTIONAL
- UINTN TokenNumber,
- VOID *Data,
- UINTN Size
- )
-{
- CALLBACK_FN_ENTRY *FnTableEntry;
- LIST_ENTRY *ListHead;
- LIST_ENTRY *ListNode;
-
- //
- // 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--;
-
- ListHead = &mCallbackFnTable[TokenNumber];
- ListNode = GetFirstNode (ListHead);
-
- while (ListNode != ListHead) {
- FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);
-
- FnTableEntry->CallbackFn(Guid,
- (Guid == NULL) ? TokenNumber : ExTokenNumber,
- Data,
- Size);
-
- ListNode = GetNextNode (ListHead, ListNode);
- }
-
- return;
-}
-
-
-EFI_STATUS
-SetValueWorker (
- IN UINTN TokenNumber,
- IN VOID *Data,
- IN UINTN Size
- )
-{
- return SetWorker (TokenNumber, Data, &Size, FALSE);
-}
-
-
-EFI_STATUS
-SetWorker (
- IN UINTN TokenNumber,
- IN VOID *Data,
- IN OUT UINTN *Size,
- IN BOOLEAN PtrType
- )
-{
- UINT32 *LocalTokenNumberTable;
- BOOLEAN IsPeiDb;
- UINT32 LocalTokenNumber;
- EFI_GUID *GuidTable;
- UINT16 *StringTable;
- EFI_GUID *Guid;
- UINT16 *Name;
- UINTN VariableOffset;
- VOID *InternalData;
- VARIABLE_HEAD *VariableHead;
- UINTN Offset;
- UINT8 *PcdDb;
- EFI_STATUS Status;
- UINTN MaxSize;
- UINTN TmpTokenNumber;
-
- //
- // Aquire lock to prevent reentrance from TPL_CALLBACK level
- //
- EfiAcquireLock (&mPcdDatabaseLock);
-
- //
- // 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--;
-
- 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);
-
- if (!PtrType) {
- ASSERT (*Size == DxePcdGetSize (TokenNumber + 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) ? TRUE : FALSE);
-
- LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable :
- mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
-
- // 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))) {
- InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size);
- }
-
- TokenNumber = IsPeiDb ? TokenNumber
- : TokenNumber - PEI_LOCAL_TOKEN_NUMBER;
-
- LocalTokenNumber = LocalTokenNumberTable[TokenNumber];
-
- if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {
- if (PtrType) {
- GetPtrTypeSize (TmpTokenNumber, &MaxSize);
- } else {
- MaxSize = *Size;
- }
- LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize, IsPeiDb);
- }
-
- Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;
-
- PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);
-
- StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :
- mPcdDatabase->DxeDb.Init.StringTable;
-
- InternalData = PcdDb + Offset;
-
- switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {
- case PCD_TYPE_VPD:
- ASSERT (FALSE);
- Status = EFI_INVALID_PARAMETER;
- break;
-
- case PCD_TYPE_STRING:
- if (SetPtrTypeSize (TmpTokenNumber, Size)) {
- CopyMem (&StringTable[*((UINT16 *)InternalData)], Data, *Size);
- Status = EFI_SUCCESS;
- } else {
- Status = EFI_INVALID_PARAMETER;
- }
- break;
-
- case PCD_TYPE_HII:
- if (PtrType) {
- if (!SetPtrTypeSize (TmpTokenNumber, Size)) {
- Status = EFI_INVALID_PARAMETER;
- break;
- }
- }
-
- GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :
- mPcdDatabase->DxeDb.Init.GuidTable;
-
- VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);
-
- Guid = &(GuidTable[VariableHead->GuidTableIndex]);
- Name = &(StringTable[VariableHead->StringIndex]);
- VariableOffset = VariableHead->Offset;
-
- Status = SetHiiVariable (Guid, Name, Data, *Size, VariableOffset);
-
- if (EFI_NOT_FOUND == Status) {
- CopyMem (PcdDb + VariableHead->DefaultValueOffset, Data, *Size);
- Status = EFI_SUCCESS;
- }
- break;
-
- case PCD_TYPE_DATA:
- if (PtrType) {
- if (SetPtrTypeSize (TmpTokenNumber, Size)) {
- CopyMem (InternalData, Data, *Size);
- Status = EFI_SUCCESS;
- } else {
- Status = EFI_INVALID_PARAMETER;
- }
- break;
- }
-
- Status = EFI_SUCCESS;
- switch (*Size) {
- case sizeof(UINT8):
- *((UINT8 *) InternalData) = *((UINT8 *) Data);
- break;
-
- case sizeof(UINT16):
- *((UINT16 *) InternalData) = *((UINT16 *) Data);
- break;
-
- case sizeof(UINT32):
- *((UINT32 *) InternalData) = *((UINT32 *) Data);
- break;
-
- case sizeof(UINT64):
- *((UINT64 *) InternalData) = *((UINT64 *) Data);
- break;
-
- default:
- ASSERT (FALSE);
- Status = EFI_NOT_FOUND;
- break;
- }
- break;
-
- default:
- ASSERT (FALSE);
- Status = EFI_NOT_FOUND;
- break;
- }
-
- EfiReleaseLock (&mPcdDatabaseLock);
-
- return Status;
-}
-
-
-
-
-
-VOID *
-ExGetWorker (
- IN CONST EFI_GUID *Guid,
- IN UINTN ExTokenNumber,
- IN UINTN GetSize
- )
-{
- return GetWorker(GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber), GetSize);
-}
-
-
-
-
-EFI_STATUS
-ExSetValueWorker (
- IN UINTN ExTokenNumber,
- IN CONST EFI_GUID *Guid,
- IN VOID *Data,
- IN UINTN SetSize
- )
-{
- return ExSetWorker (ExTokenNumber, Guid, Data, &SetSize, FALSE);
-}
-
-
-EFI_STATUS
-ExSetWorker (
- IN UINTN ExTokenNumber,
- IN CONST EFI_GUID *Guid,
- IN VOID *Data,
- IN OUT UINTN *SetSize,
- IN BOOLEAN PtrType
- )
-{
- UINTN TokenNumber;
-
- TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber);
-
- InvokeCallbackOnSet ((UINT32) ExTokenNumber, Guid, TokenNumber, Data, *SetSize);
-
- return SetWorker (TokenNumber, Data, SetSize, PtrType);
-
-}
-
-
-
-
-EFI_STATUS
-SetHiiVariable (
- IN EFI_GUID *VariableGuid,
- IN UINT16 *VariableName,
- IN CONST VOID *Data,
- IN UINTN DataSize,
- IN UINTN Offset
- )
-{
- UINTN Size;
- VOID *Buffer;
- EFI_STATUS Status;
- UINT32 Attribute;
-
- Size = 0;
-
- Status = gRT->GetVariable (
- (UINT16 *)VariableName,
- VariableGuid,
- NULL,
- &Size,
- NULL
- );
-
- if (Status == EFI_BUFFER_TOO_SMALL) {
-
- Buffer = AllocatePool (Size);
-
- ASSERT (Buffer != NULL);
-
- Status = gRT->GetVariable (
- VariableName,
- VariableGuid,
- &Attribute,
- &Size,
- Buffer
- );
-
- ASSERT_EFI_ERROR (Status);
-
- CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);
-
- Status = gRT->SetVariable (
- VariableName,
- VariableGuid,
- Attribute,
- Size,
- Buffer
- );
-
- FreePool (Buffer);
- return Status;
-
- }
-
- //
- // If we drop to here, we don't have a Variable entry in
- // the variable service yet. So, we will save the data
- // in the PCD Database's volatile area.
- //
- return Status;
-}
-
-
-
-
-
-UINTN
-GetExPcdTokenNumber (
- IN CONST EFI_GUID *Guid,
- IN UINT32 ExTokenNumber
- )
-{
- UINT32 i;
- DYNAMICEX_MAPPING *ExMap;
- EFI_GUID *GuidTable;
- EFI_GUID *MatchGuid;
- UINTN MatchGuidIdx;
-
- if (!PEI_DATABASE_EMPTY) {
- ExMap = mPcdDatabase->PeiDb.Init.ExMapTable;
- GuidTable = mPcdDatabase->PeiDb.Init.GuidTable;
-
- MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->PeiDb.Init.GuidTable), Guid);
-
- if (MatchGuid != NULL) {
-
- MatchGuidIdx = MatchGuid - GuidTable;
-
- for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {
- if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&
- (MatchGuidIdx == ExMap[i].ExGuidIndex)) {
- return ExMap[i].LocalTokenNumber;
-
- }
- }
- }
- }
-
- ExMap = mPcdDatabase->DxeDb.Init.ExMapTable;
- GuidTable = mPcdDatabase->DxeDb.Init.GuidTable;
-
- MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->DxeDb.Init.GuidTable), Guid);
- //
- // We need to ASSERT here. If GUID can't be found in GuidTable, this is a
- // error in the BUILD system.
- //
- ASSERT (MatchGuid != NULL);
-
- MatchGuidIdx = MatchGuid - GuidTable;
-
- for (i = 0; i < DXE_EXMAPPING_TABLE_SIZE; i++) {
- if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&
- (MatchGuidIdx == ExMap[i].ExGuidIndex)) {
- return ExMap[i].LocalTokenNumber;
- }
- }
-
- ASSERT (FALSE);
-
- return 0;
-}
-
-
-STATIC
-SKU_ID *
-GetSkuIdArray (
- IN UINTN LocalTokenNumberTableIdx,
- IN BOOLEAN IsPeiPcd
- )
-{
- SKU_HEAD *SkuHead;
- UINTN LocalTokenNumber;
- UINT8 *Database;
-
- if (IsPeiPcd) {
- LocalTokenNumber = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable[LocalTokenNumberTableIdx];
- Database = (UINT8 *) &mPcdDatabase->PeiDb;
- } else {
- LocalTokenNumber = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable[LocalTokenNumberTableIdx - PEI_LOCAL_TOKEN_NUMBER];
- Database = (UINT8 *) &mPcdDatabase->DxeDb;
- }
-
- ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0);
-
- SkuHead = (SKU_HEAD *) ((UINT8 *)Database + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));
-
- return (SKU_ID *) (Database + SkuHead->SkuIdTableOffset);
-
-}
-
-
-STATIC
-UINTN
-GetSizeTableIndexA (
- IN UINTN LocalTokenNumberTableIdx,
- IN UINT32 *LocalTokenNumberTable,
- IN BOOLEAN IsPeiDb
- )
-{
- UINTN i;
- UINTN SizeTableIdx;
- UINTN LocalTokenNumber;
- SKU_ID *SkuIdTable;
-
- SizeTableIdx = 0;
-
- for (i=0; i<LocalTokenNumberTableIdx; i++) {
- LocalTokenNumber = LocalTokenNumberTable[i];
-
- if ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER) {
- //
- // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
- // PCD entry.
- //
- if (LocalTokenNumber & PCD_TYPE_VPD) {
- //
- // We have only one entry for VPD enabled PCD entry:
- // 1) MAX Size.
- // We consider current size is equal to MAX size.
- //
- SizeTableIdx++;
- } else {
- if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {
- //
- // We have only two entry for Non-Sku enabled PCD entry:
- // 1) MAX SIZE
- // 2) Current Size
- //
- SizeTableIdx += 2;
- } else {
- //
- // We have these entry for SKU enabled PCD entry
- // 1) MAX SIZE
- // 2) Current Size for each SKU_ID (It is equal to MaxSku).
- //
- SkuIdTable = GetSkuIdArray (i, IsPeiDb);
- SizeTableIdx += (UINTN)*SkuIdTable + 1;
- }
- }
- }
-
- }
-
- return SizeTableIdx;
-}
-
-
-
-STATIC
-UINTN
-GetSizeTableIndex (
- IN UINTN LocalTokenNumberTableIdx,
- IN BOOLEAN IsPeiDb
- )
-{
- UINT32 *LocalTokenNumberTable;
-
- if (IsPeiDb) {
- LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;
- } else {
- LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
- }
- return GetSizeTableIndexA (LocalTokenNumberTableIdx,
- LocalTokenNumberTable,
- IsPeiDb);
-}
-
-
-
-UINTN
-GetPtrTypeSize (
- IN UINTN LocalTokenNumberTableIdx,
- OUT UINTN *MaxSize
- )
-{
- INTN SizeTableIdx;
- UINTN LocalTokenNumber;
- SKU_ID *SkuIdTable;
- SIZE_INFO *SizeTable;
- UINTN i;
- BOOLEAN IsPeiDb;
- UINT32 *LocalTokenNumberTable;
-
- // 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) (LocalTokenNumberTableIdx + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
-
-
- if (IsPeiDb) {
- LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;
- SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;
- } else {
- LocalTokenNumberTableIdx -= PEI_LOCAL_TOKEN_NUMBER;
- LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
- SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;
- }
-
- LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];
-
- ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);
-
- SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);
-
- *MaxSize = SizeTable[SizeTableIdx];
- //
- // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
- // PCD entry.
- //
- if (LocalTokenNumber & PCD_TYPE_VPD) {
- //
- // We have only one entry for VPD enabled PCD entry:
- // 1) MAX Size.
- // We consider current size is equal to MAX size.
- //
- return *MaxSize;
- } else {
- if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {
- //
- // We have only two entry for Non-Sku enabled PCD entry:
- // 1) MAX SIZE
- // 2) Current Size
- //
- return SizeTable[SizeTableIdx + 1];
- } else {
- //
- // We have these entry for SKU enabled PCD entry
- // 1) MAX SIZE
- // 2) Current Size for each SKU_ID (It is equal to MaxSku).
- //
- SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);
- for (i = 0; i < SkuIdTable[0]; i++) {
- if (SkuIdTable[1 + i] == mPcdDatabase->PeiDb.Init.SystemSkuId) {
- return SizeTable[SizeTableIdx + 1 + i];
- }
- }
- return SizeTable[SizeTableIdx + 1];
- }
- }
-}
-
-
-
-BOOLEAN
-SetPtrTypeSize (
- IN UINTN LocalTokenNumberTableIdx,
- IN OUT UINTN *CurrentSize
- )
-{
- INTN SizeTableIdx;
- UINTN LocalTokenNumber;
- SKU_ID *SkuIdTable;
- SIZE_INFO *SizeTable;
- UINTN i;
- UINTN MaxSize;
- BOOLEAN IsPeiDb;
- UINT32 *LocalTokenNumberTable;
-
- // 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) (LocalTokenNumberTableIdx + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
-
- if (IsPeiDb) {
- LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;
- SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;
- } else {
- LocalTokenNumberTableIdx -= PEI_LOCAL_TOKEN_NUMBER;
- LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
- SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;
- }
-
- LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];
-
- ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);
-
- SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);
-
- MaxSize = SizeTable[SizeTableIdx];
- //
- // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
- // PCD entry.
- //
- if (LocalTokenNumber & PCD_TYPE_VPD) {
- //
- // We shouldn't come here as we don't support SET for VPD
- //
- ASSERT (FALSE);
- return FALSE;
- } else {
- if ((*CurrentSize > MaxSize) ||
- (*CurrentSize == MAX_ADDRESS)) {
- *CurrentSize = MaxSize;
- return FALSE;
- }
-
- if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {
- //
- // We have only two entry for Non-Sku enabled PCD entry:
- // 1) MAX SIZE
- // 2) Current Size
- //
- SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;
- return TRUE;
- } else {
- //
- // We have these entry for SKU enabled PCD entry
- // 1) MAX SIZE
- // 2) Current Size for each SKU_ID (It is equal to MaxSku).
- //
- SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);
- for (i = 0; i < SkuIdTable[0]; i++) {
- if (SkuIdTable[1 + i] == mPcdDatabase->PeiDb.Init.SystemSkuId) {
- SizeTable[SizeTableIdx + 1 + i] = (SIZE_INFO) *CurrentSize;
- return TRUE;
- }
- }
- SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;
- return TRUE;
- }
- }
-}
-
|