diff options
author | qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-08-18 09:24:07 +0000 |
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committer | qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-08-18 09:24:07 +0000 |
commit | 25366245f586af7de63fa60ba328879707f25563 (patch) | |
tree | e033d12702d7bbfb637e1c57a8142b7ae76581e3 /MdePkg/Library | |
parent | 2ef5636ff38db064a42c80a7c819056fdbe74b1a (diff) | |
download | edk2-platforms-25366245f586af7de63fa60ba328879707f25563.tar.xz |
Add Pcd Protocol in [Depex] section and add back the constructor since PCD protocol must have been available when the entrypoint is executed.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5680 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library')
-rw-r--r-- | MdePkg/Library/DxePcdLib/DxePcdLib.c | 104 | ||||
-rw-r--r-- | MdePkg/Library/DxePcdLib/DxePcdLib.inf | 4 |
2 files changed, 54 insertions, 54 deletions
diff --git a/MdePkg/Library/DxePcdLib/DxePcdLib.c b/MdePkg/Library/DxePcdLib/DxePcdLib.c index cfde03a210..e780bd32a2 100644 --- a/MdePkg/Library/DxePcdLib/DxePcdLib.c +++ b/MdePkg/Library/DxePcdLib/DxePcdLib.c @@ -25,38 +25,34 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. PCD_PROTOCOL *mPcd = NULL;
-/**
- Retrieves PCD protocol interface.
- This function retrieves PCD protocol interface. On the first invocation, it
- retrieves protocol interface via UEFI boot services and cache it to accelarte
- further access. A module invokes this function only when it needs to access a
- dynamic PCD entry.
- If UefiBootServicesTableLib has not been initialized, then ASSERT ().
- If PCD protocol has not been installed, then ASSERT ().
+/**
+ The constructor function caches the PCD_PROTOCOL pointer.
- @return mPcd The PCD protocol protocol interface.
+ @param[in] ImageHandle The firmware allocated handle for the EFI image.
+ @param[in] SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The constructor always return EFI_SUCCESS.
**/
-PCD_PROTOCOL*
-GetPcdProtocol (
- VOID
+EFI_STATUS
+EFIAPI
+PcdLibConstructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
- if (mPcd == NULL) {
- ASSERT (gBS != NULL);
- //
- // PCD protocol has not been installed, but a module needs to access a
- // dynamic PCD entry.
- //
- Status = gBS->LocateProtocol (&gPcdProtocolGuid, NULL, (VOID **)&mPcd);
- ASSERT_EFI_ERROR (Status);
- ASSERT (mPcd!= NULL);
- }
+ //
+ // PCD protocol has not been installed, but a module needs to access a
+ // dynamic PCD entry.
+ //
+ Status = gBS->LocateProtocol (&gPcdProtocolGuid, NULL, (VOID **)&mPcd);
+ ASSERT_EFI_ERROR (Status);
+ ASSERT (mPcd!= NULL);
- return mPcd;
+ return Status;
}
@@ -78,7 +74,7 @@ LibPcdSetSku ( {
ASSERT (SkuId < PCD_MAX_SKU_ID);
- (GetPcdProtocol ())->SetSku (SkuId);
+ mPcd->SetSku (SkuId);
return SkuId;
}
@@ -99,7 +95,7 @@ LibPcdGet8 ( IN UINTN TokenNumber
)
{
- return (GetPcdProtocol ())->Get8 (TokenNumber);
+ return mPcd->Get8 (TokenNumber);
}
@@ -118,7 +114,7 @@ LibPcdGet16 ( IN UINTN TokenNumber
)
{
- return (GetPcdProtocol ())->Get16 (TokenNumber);
+ return mPcd->Get16 (TokenNumber);
}
@@ -137,7 +133,7 @@ LibPcdGet32 ( IN UINTN TokenNumber
)
{
- return (GetPcdProtocol ())->Get32 (TokenNumber);
+ return mPcd->Get32 (TokenNumber);
}
@@ -156,7 +152,7 @@ LibPcdGet64 ( IN UINTN TokenNumber
)
{
- return (GetPcdProtocol ())->Get64 (TokenNumber);
+ return mPcd->Get64 (TokenNumber);
}
@@ -175,7 +171,7 @@ LibPcdGetPtr ( IN UINTN TokenNumber
)
{
- return (GetPcdProtocol ())->GetPtr (TokenNumber);
+ return mPcd->GetPtr (TokenNumber);
}
@@ -194,7 +190,7 @@ LibPcdGetBool ( IN UINTN TokenNumber
)
{
- return (GetPcdProtocol ())->GetBool (TokenNumber);
+ return mPcd->GetBool (TokenNumber);
}
@@ -213,7 +209,7 @@ LibPcdGetSize ( IN UINTN TokenNumber
)
{
- return (GetPcdProtocol ())->GetSize (TokenNumber);
+ return mPcd->GetSize (TokenNumber);
}
@@ -238,7 +234,7 @@ LibPcdGetEx8 ( {
ASSERT (Guid != NULL);
- return (GetPcdProtocol ())->Get8Ex (Guid, TokenNumber);
+ return mPcd->Get8Ex (Guid, TokenNumber);
}
@@ -262,7 +258,7 @@ LibPcdGetEx16 ( {
ASSERT (Guid != NULL);
- return (GetPcdProtocol ())->Get16Ex (Guid, TokenNumber);
+ return mPcd->Get16Ex (Guid, TokenNumber);
}
@@ -286,7 +282,7 @@ LibPcdGetEx32 ( {
ASSERT (Guid != NULL);
- return (GetPcdProtocol ())->Get32Ex (Guid, TokenNumber);
+ return mPcd->Get32Ex (Guid, TokenNumber);
}
@@ -311,7 +307,7 @@ LibPcdGetEx64 ( {
ASSERT (Guid != NULL);
- return (GetPcdProtocol ())->Get64Ex (Guid, TokenNumber);
+ return mPcd->Get64Ex (Guid, TokenNumber);
}
@@ -336,7 +332,7 @@ LibPcdGetExPtr ( {
ASSERT (Guid != NULL);
- return (GetPcdProtocol ())->GetPtrEx (Guid, TokenNumber);
+ return mPcd->GetPtrEx (Guid, TokenNumber);
}
@@ -361,7 +357,7 @@ LibPcdGetExBool ( {
ASSERT (Guid != NULL);
- return (GetPcdProtocol ())->GetBoolEx (Guid, TokenNumber);
+ return mPcd->GetBoolEx (Guid, TokenNumber);
}
@@ -386,7 +382,7 @@ LibPcdGetExSize ( {
ASSERT (Guid != NULL);
- return (GetPcdProtocol ())->GetSizeEx (Guid, TokenNumber);
+ return mPcd->GetSizeEx (Guid, TokenNumber);
}
@@ -411,7 +407,7 @@ LibPcdSet8 ( {
EFI_STATUS Status;
- Status = (GetPcdProtocol ())->Set8 (TokenNumber, Value);
+ Status = mPcd->Set8 (TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -440,7 +436,7 @@ LibPcdSet16 ( {
EFI_STATUS Status;
- Status = (GetPcdProtocol ())->Set16 (TokenNumber, Value);
+ Status = mPcd->Set16 (TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -468,7 +464,7 @@ LibPcdSet32 ( )
{
EFI_STATUS Status;
- Status = (GetPcdProtocol ())->Set32 (TokenNumber, Value);
+ Status = mPcd->Set32 (TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -497,7 +493,7 @@ LibPcdSet64 ( {
EFI_STATUS Status;
- Status = (GetPcdProtocol ())->Set64 (TokenNumber, Value);
+ Status = mPcd->Set64 (TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -544,7 +540,7 @@ LibPcdSetPtr ( ASSERT (Buffer != NULL);
}
- Status = (GetPcdProtocol ())->SetPtr (TokenNumber, SizeOfBuffer, Buffer);
+ Status = mPcd->SetPtr (TokenNumber, SizeOfBuffer, Buffer);
if (EFI_ERROR (Status)) {
return NULL;
@@ -575,7 +571,7 @@ LibPcdSetBool ( {
EFI_STATUS Status;
- Status = (GetPcdProtocol ())->SetBool (TokenNumber, Value);
+ Status = mPcd->SetBool (TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -610,7 +606,7 @@ LibPcdSetEx8 ( ASSERT (Guid != NULL);
- Status = (GetPcdProtocol ())->Set8Ex (Guid, TokenNumber, Value);
+ Status = mPcd->Set8Ex (Guid, TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -645,7 +641,7 @@ LibPcdSetEx16 ( ASSERT (Guid != NULL);
- Status = (GetPcdProtocol ())->Set16Ex (Guid, TokenNumber, Value);
+ Status = mPcd->Set16Ex (Guid, TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -680,7 +676,7 @@ LibPcdSetEx32 ( ASSERT (Guid != NULL);
- Status = (GetPcdProtocol ())->Set32Ex (Guid, TokenNumber, Value);
+ Status = mPcd->Set32Ex (Guid, TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -714,7 +710,7 @@ LibPcdSetEx64 ( ASSERT (Guid != NULL);
- Status = (GetPcdProtocol ())->Set64Ex (Guid, TokenNumber, Value);
+ Status = mPcd->Set64Ex (Guid, TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -761,7 +757,7 @@ LibPcdSetExPtr ( ASSERT (Buffer != NULL);
}
- Status = (GetPcdProtocol ())->SetPtrEx (Guid, TokenNumber, SizeOfBuffer, Buffer);
+ Status = mPcd->SetPtrEx (Guid, TokenNumber, SizeOfBuffer, Buffer);
if (EFI_ERROR (Status)) {
return NULL;
@@ -798,7 +794,7 @@ LibPcdSetExBool ( ASSERT (Guid != NULL);
- Status = (GetPcdProtocol ())->SetBoolEx (Guid, TokenNumber, Value);
+ Status = mPcd->SetBoolEx (Guid, TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
@@ -836,7 +832,7 @@ LibPcdCallbackOnSet ( ASSERT (NotificationFunction != NULL);
- Status = (GetPcdProtocol ())->CallbackOnSet (Guid, TokenNumber, NotificationFunction);
+ Status = mPcd->CallbackOnSet (Guid, TokenNumber, NotificationFunction);
ASSERT_EFI_ERROR (Status);
@@ -869,7 +865,7 @@ LibPcdCancelCallback ( ASSERT (NotificationFunction != NULL);
- Status = (GetPcdProtocol ())->CancelCallback (Guid, TokenNumber, NotificationFunction);
+ Status = mPcd->CancelCallback (Guid, TokenNumber, NotificationFunction);
ASSERT_EFI_ERROR (Status);
@@ -904,7 +900,7 @@ LibPcdGetNextToken ( {
EFI_STATUS Status;
- Status = (GetPcdProtocol ())->GetNextToken (Guid, &TokenNumber);
+ Status = mPcd->GetNextToken (Guid, &TokenNumber);
ASSERT_EFI_ERROR (Status);
@@ -937,7 +933,7 @@ LibPcdGetNextTokenSpace ( {
EFI_STATUS Status;
- Status = (GetPcdProtocol ())->GetNextTokenSpace (&Guid);
+ Status = mPcd->GetNextTokenSpace (&Guid);
ASSERT_EFI_ERROR (Status);
diff --git a/MdePkg/Library/DxePcdLib/DxePcdLib.inf b/MdePkg/Library/DxePcdLib/DxePcdLib.inf index d828ca109e..de59815f97 100644 --- a/MdePkg/Library/DxePcdLib/DxePcdLib.inf +++ b/MdePkg/Library/DxePcdLib/DxePcdLib.inf @@ -25,6 +25,7 @@ LIBRARY_CLASS = PcdLib|DXE_CORE DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SAL_DRIVER DXE_SMM_DRIVER UEFI_APPLICATION UEFI_DRIVER
EDK_RELEASE_VERSION = 0x00020000
EFI_SPECIFICATION_VERSION = 0x00020000
+ CONSTRUCTOR = PcdLibConstructor
#
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
@@ -47,3 +48,6 @@ [Protocols]
gPcdProtocolGuid # PROTOCOL ALWAYS_CONSUMED
+[Depex]
+ gPcdProtocolGuid
+
|