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Add in GetNextToken and Register Callback Function funtionality for DXE Driver.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@309 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qwang12
2006-05-29 01:48:32 +00:00
parent eebf7983a9
commit 4c114006de
6 changed files with 341 additions and 111 deletions
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234
EdkModulePkg/Universal/PCD/Dxe/Service.c
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@@ -22,13 +22,9 @@ Module Name: Service.c
// Compression Algorithm will take care of the size optimization.
//
/*
DXE_PCD_DATABASE_INIT gDXEPcdDbInit = {
DXE_PCD_DB_INIT_VALUE
};
*/
PCD_DATABASE * mPcdDatabase;
PCD_DATABASE * gPcdDatabase;
LIST_ENTRY mCallbackFnTable[PCD_TOTAL_TOKEN_NUMBER];
VOID *
GetWorkerByLocalTokenNumber (
@@ -54,9 +50,9 @@ GetWorkerByLocalTokenNumber (
LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, Size, IsPeiDb);
}
PcdDb = IsPeiDb ? ((UINT8 *) &gPcdDatabase->PeiDb) : ((UINT8 *) &gPcdDatabase->DxeDb);
StringTable = IsPeiDb ? gPcdDatabase->PeiDb.Init.StringTable :
gPcdDatabase->DxeDb.Init.StringTable;
PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);
StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :
mPcdDatabase->DxeDb.Init.StringTable;
Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;
@@ -66,8 +62,8 @@ GetWorkerByLocalTokenNumber (
return (VOID *) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);
case PCD_TYPE_HII:
GuidTable = IsPeiDb ? gPcdDatabase->PeiDb.Init.GuidTable :
gPcdDatabase->DxeDb.Init.GuidTable;
GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :
mPcdDatabase->DxeDb.Init.GuidTable;
VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);
@@ -112,11 +108,11 @@ GetWorker (
IsPeiDb = (TokenNumber <= PEI_LOCAL_TOKEN_NUMBER) ? TRUE : FALSE;
LocalTokenNumberTable = IsPeiDb ? gPcdDatabase->PeiDb.Init.LocalTokenNumberTable :
gPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable :
mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
SizeTable = IsPeiDb ? gPcdDatabase->PeiDb.Init.SizeTable:
gPcdDatabase->DxeDb.Init.SizeTable;
SizeTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.SizeTable:
mPcdDatabase->DxeDb.Init.SizeTable;
TokenNumber = IsPeiDb ? TokenNumber :
TokenNumber - PEI_LOCAL_TOKEN_NUMBER;
@@ -129,23 +125,150 @@ EFI_STATUS
DxeRegisterCallBackWorker (
IN UINTN TokenNumber,
IN CONST GUID *Guid, OPTIONAL
IN PCD_PROTOCOL_CALLBACK CallBackFunction,
IN BOOLEAN Register
IN PCD_PROTOCOL_CALLBACK CallBackFunction
)
{
CALLBACK_FN_ENTRY *FnTableEntry;
EX_PCD_ENTRY_ATTRIBUTE ExAttr;
LIST_ENTRY *ListHead;
LIST_ENTRY *ListNode;
if (Guid != NULL) {
GetExPcdTokenAttributes (Guid, TokenNumber, &ExAttr);
TokenNumber = ExAttr.LocalTokenNumberAlias;
}
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
DxeGetNextTokenWorker (
IN OUT UINTN *TokenNumber,
IN CONST GUID *Guid OPTIONAL
DxeUnRegisterCallBackWorker (
IN UINTN TokenNumber,
IN CONST GUID *Guid, OPTIONAL
IN PCD_PROTOCOL_CALLBACK CallBackFunction
)
{
CALLBACK_FN_ENTRY *FnTableEntry;
EX_PCD_ENTRY_ATTRIBUTE ExAttr;
LIST_ENTRY *ListHead;
LIST_ENTRY *ListNode;
if (Guid != NULL) {
GetExPcdTokenAttributes (Guid, TokenNumber, &ExAttr);
TokenNumber = ExAttr.LocalTokenNumberAlias;
}
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;
}
PCD_TOKEN_NUMBER
ExGetNextTokeNumber (
IN CONST EFI_GUID *Guid,
IN PCD_TOKEN_NUMBER TokenNumber,
IN EFI_GUID *GuidTable,
IN UINTN SizeOfGuidTable,
IN DYNAMICEX_MAPPING *ExMapTable,
IN UINTN SizeOfExMapTable
)
{
return EFI_SUCCESS;
EFI_GUID *MatchGuid;
UINTN Idx;
UINTN GuidTableIdx;
BOOLEAN Found;
MatchGuid = ScanGuid (GuidTable, SizeOfGuidTable, Guid);
if (MatchGuid == NULL) {
return PCD_INVALID_TOKEN_NUMBER;
}
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) {
return ExMapTable[Idx].ExTokenNumber;
}
for ( ; Idx < SizeOfExMapTable; Idx++) {
if (ExMapTable[Idx].ExTokenNumber == TokenNumber) {
Idx++;
if (Idx == SizeOfExMapTable) {
//
// Exceed the length of ExMap Table
//
return PCD_INVALID_TOKEN_NUMBER;
} else if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {
//
// Found the next match
//
return ExMapTable[Idx].ExTokenNumber;
} else {
//
// Guid has been changed. It is the next Token Space Guid.
// We should flag no more TokenNumber.
//
return PCD_INVALID_TOKEN_NUMBER;
}
}
}
}
return PCD_INVALID_TOKEN_NUMBER;
}
@@ -156,9 +279,10 @@ BuildPcdDxeDataBase (
{
PEI_PCD_DATABASE *PeiDatabase;
EFI_HOB_GUID_TYPE *GuidHob;
UINTN Idx;
gPcdDatabase = AllocateZeroPool (sizeof(PCD_DATABASE));
ASSERT (gPcdDatabase != NULL);
mPcdDatabase = AllocateZeroPool (sizeof(PCD_DATABASE));
ASSERT (mPcdDatabase != NULL);
GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);
ASSERT (GuidHob != NULL);
@@ -167,12 +291,20 @@ BuildPcdDxeDataBase (
//
// Copy PCD Entries refereneced in PEI phase to PCD DATABASE
//
CopyMem (&gPcdDatabase->PeiDb, PeiDatabase, sizeof (PEI_PCD_DATABASE));
CopyMem (&mPcdDatabase->PeiDb, PeiDatabase, sizeof (PEI_PCD_DATABASE));
//
// Copy PCD Entries with default value to PCD DATABASE
//
CopyMem (&gPcdDatabase->DxeDb.Init, &gDXEPcdDbInit, sizeof(DXE_PCD_DATABASE_INIT));
CopyMem (&mPcdDatabase->DxeDb.Init, &gDXEPcdDbInit, sizeof(DXE_PCD_DATABASE_INIT));
//
// Initialized the Callback Function Table
//
for (Idx = 0; Idx < PCD_TOTAL_TOKEN_NUMBER; Idx++) {
InitializeListHead (&mCallbackFnTable[Idx]);
}
return;
}
@@ -233,18 +365,18 @@ GetSkuEnabledTokenNumber (
ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);
PcdDb = IsPeiDb ? (UINT8 *) &gPcdDatabase->PeiDb : (UINT8 *) &gPcdDatabase->DxeDb;
PcdDb = IsPeiDb ? (UINT8 *) &mPcdDatabase->PeiDb : (UINT8 *) &mPcdDatabase->DxeDb;
SkuHead = (SKU_HEAD *) (PcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));
Value = (UINT8 *) (PcdDb + SkuHead->SkuDataStartOffset);
PhaseSkuIdTable = IsPeiDb ? gPcdDatabase->PeiDb.Init.SkuIdTable :
gPcdDatabase->DxeDb.Init.SkuIdTable;
PhaseSkuIdTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.SkuIdTable :
mPcdDatabase->DxeDb.Init.SkuIdTable;
SkuIdTable = &PhaseSkuIdTable[SkuHead->SkuIdTableOffset];
for (i = 0; i < SkuIdTable[0]; i++) {
if (gPcdDatabase->PeiDb.Init.SystemSkuId == SkuIdTable[i + 1]) {
if (mPcdDatabase->PeiDb.Init.SystemSkuId == SkuIdTable[i + 1]) {
break;
}
}
@@ -286,6 +418,24 @@ InvokeCallbackOnSet (
UINTN Size
)
{
CALLBACK_FN_ENTRY *FnTableEntry;
LIST_ENTRY *ListHead;
LIST_ENTRY *ListNode;
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;
}
@@ -314,8 +464,8 @@ SetWorker (
IsPeiDb = (TokenNumber <= PEI_LOCAL_TOKEN_NUMBER) ? TRUE : FALSE;
LocalTokenNumberTable = IsPeiDb ? gPcdDatabase->PeiDb.Init.LocalTokenNumberTable :
gPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable :
mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
TokenNumber = IsPeiDb ? TokenNumber
: TokenNumber - PEI_LOCAL_TOKEN_NUMBER;
@@ -406,10 +556,10 @@ SetWorkerByLocalTokenNumber (
Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;
PcdDb = IsPeiDb ? ((UINT8 *) &gPcdDatabase->PeiDb) : ((UINT8 *) &gPcdDatabase->DxeDb);
PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);
StringTable = IsPeiDb ? gPcdDatabase->PeiDb.Init.StringTable :
gPcdDatabase->DxeDb.Init.StringTable;
StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :
mPcdDatabase->DxeDb.Init.StringTable;
InternalData = PcdDb + Offset;
@@ -426,8 +576,8 @@ SetWorkerByLocalTokenNumber (
//
// Bug Bug: Please implement this
//
GuidTable = IsPeiDb ? gPcdDatabase->PeiDb.Init.GuidTable :
gPcdDatabase->DxeDb.Init.GuidTable;
GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :
mPcdDatabase->DxeDb.Init.GuidTable;
VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);
@@ -542,9 +692,9 @@ GetExPcdTokenAttributes (
EFI_GUID *GuidTable;
UINT16 *SizeTable;
ExMap = gPcdDatabase->PeiDb.Init.ExMapTable;
GuidTable = gPcdDatabase->PeiDb.Init.GuidTable;
SizeTable = gPcdDatabase->PeiDb.Init.SizeTable;
ExMap = mPcdDatabase->PeiDb.Init.ExMapTable;
GuidTable = mPcdDatabase->PeiDb.Init.GuidTable;
SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;
for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {
if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&
@@ -560,9 +710,9 @@ GetExPcdTokenAttributes (
}
}
ExMap = gPcdDatabase->DxeDb.Init.ExMapTable;
GuidTable = gPcdDatabase->DxeDb.Init.GuidTable;
SizeTable = gPcdDatabase->DxeDb.Init.SizeTable;
ExMap = mPcdDatabase->DxeDb.Init.ExMapTable;
GuidTable = mPcdDatabase->DxeDb.Init.GuidTable;
SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;
for (i = 0; i < DXE_EXMAPPING_TABLE_SIZE; i++) {
if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&