/** @file\r
Implementation of PcdLib class library for DXE phase.\r
\r
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials \r
-are licensed and made available under the terms and conditions of the BSD License \r
-which accompanies this distribution. The full text of the license may be found at \r
-http://opensource.org/licenses/bsd-license.php \r
- \r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
\r
**/\r
\r
-\r
#include <PiDxe.h>\r
\r
#include <Protocol/Pcd.h>\r
#include <Protocol/PiPcd.h>\r
+#include <Protocol/PcdInfo.h>\r
+#include <Protocol/PiPcdInfo.h>\r
\r
#include <Library/PcdLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/UefiBootServicesTableLib.h>\r
#include <Library/BaseMemoryLib.h>\r
\r
-PCD_PROTOCOL *mPcd = NULL;\r
-EFI_PCD_PROTOCOL *mPiPcd = NULL;\r
+PCD_PROTOCOL *mPcd = NULL;\r
+EFI_PCD_PROTOCOL *mPiPcd = NULL;\r
+GET_PCD_INFO_PROTOCOL *mPcdInfo = NULL;\r
+EFI_GET_PCD_INFO_PROTOCOL *mPiPcdInfo = NULL;\r
\r
/**\r
- The constructor function caches the PCD_PROTOCOL pointer.\r
+ Retrieves the PI PCD protocol from the handle database.\r
+\r
+ @retval EFI_PCD_PROTOCOL * The pointer to the EFI_PCD_PROTOCOL.\r
+**/\r
+EFI_PCD_PROTOCOL *\r
+EFIAPI\r
+GetPiPcdProtocol (\r
+ VOID\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ if (mPiPcd == NULL) {\r
+ //\r
+ // PI Pcd protocol defined in PI 1.2 vol3 should be installed before the module\r
+ // access DynamicEx type PCD.\r
+ //\r
+ Status = gBS->LocateProtocol (&gEfiPcdProtocolGuid, NULL, (VOID **)&mPiPcd);\r
+ ASSERT_EFI_ERROR (Status);\r
+ ASSERT (mPiPcd != NULL);\r
+ }\r
\r
- @param[in] ImageHandle The firmware allocated handle for the EFI image. \r
- @param[in] SystemTable A pointer to the EFI System Table.\r
- \r
- @retval EFI_SUCCESS The constructor always return EFI_SUCCESS.\r
+ return mPiPcd;\r
+}\r
+\r
+/**\r
+ Retrieves the PCD protocol from the handle database.\r
\r
+ @retval PCD_PROTOCOL * The pointer to the PCD_PROTOCOL.\r
**/\r
-EFI_STATUS\r
+PCD_PROTOCOL *\r
EFIAPI\r
-PcdLibConstructor (\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE *SystemTable\r
+GetPcdProtocol (\r
+ VOID\r
)\r
{\r
EFI_STATUS Status;\r
\r
- //\r
- // PCD protocol need to be installed before the module access Dynamic type PCD.\r
- // But dynamic type PCD is not required in PI 1.2 specification.\r
- // \r
- gBS->LocateProtocol (&gPcdProtocolGuid, NULL, (VOID **)&mPcd);\r
- \r
- //\r
- // PI Pcd protocol defined in PI 1.2 vol3 should be installed before the module \r
- // access DynamicEx type PCD.\r
- //\r
- Status = gBS->LocateProtocol (&gEfiPcdProtocolGuid, NULL, (VOID **) &mPiPcd);\r
- \r
- ASSERT_EFI_ERROR (Status);\r
- ASSERT (mPiPcd!= NULL);\r
+ if (mPcd == NULL) {\r
+ //\r
+ // PCD protocol need to be installed before the module access Dynamic type PCD.\r
+ // But dynamic type PCD is not required in PI 1.2 specification.\r
+ //\r
+ Status = gBS->LocateProtocol (&gPcdProtocolGuid, NULL, (VOID **)&mPcd);\r
+ ASSERT_EFI_ERROR (Status);\r
+ ASSERT (mPcd != NULL);\r
+ }\r
\r
- return Status;\r
+ return mPcd;\r
}\r
\r
+/**\r
+ Retrieves the PI PCD info protocol from the handle database.\r
+\r
+ @retval EFI_GET_PCD_INFO_PROTOCOL * The pointer to the EFI_GET_PCD_INFO_PROTOCOL defined in PI 1.2.1 Vol 3.\r
+**/\r
+EFI_GET_PCD_INFO_PROTOCOL *\r
+GetPiPcdInfoProtocolPointer (\r
+ VOID\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ if (mPiPcdInfo == NULL) {\r
+ Status = gBS->LocateProtocol (&gEfiGetPcdInfoProtocolGuid, NULL, (VOID **)&mPiPcdInfo);\r
+ ASSERT_EFI_ERROR (Status);\r
+ ASSERT (mPiPcdInfo != NULL);\r
+ }\r
+\r
+ return mPiPcdInfo;\r
+}\r
+\r
+/**\r
+ Retrieves the PCD info protocol from the handle database.\r
+\r
+ @retval GET_PCD_INFO_PROTOCOL * The pointer to the GET_PCD_INFO_PROTOCOL.\r
+**/\r
+GET_PCD_INFO_PROTOCOL *\r
+GetPcdInfoProtocolPointer (\r
+ VOID\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ if (mPcdInfo == NULL) {\r
+ Status = gBS->LocateProtocol (&gGetPcdInfoProtocolGuid, NULL, (VOID **)&mPcdInfo);\r
+ ASSERT_EFI_ERROR (Status);\r
+ ASSERT (mPcdInfo != NULL);\r
+ }\r
+\r
+ return mPcdInfo;\r
+}\r
\r
/**\r
This function provides a means by which SKU support can be established in the PCD infrastructure.\r
\r
Sets the current SKU in the PCD database to the value specified by SkuId. SkuId is returned.\r
- If SkuId >= PCD_MAX_SKU_ID, then ASSERT(). \r
\r
@param SkuId The SKU value that will be used when the PCD service retrieves and sets values\r
associated with a PCD token.\r
UINTN\r
EFIAPI\r
LibPcdSetSku (\r
- IN UINTN SkuId\r
+ IN UINTN SkuId\r
)\r
{\r
- ASSERT (mPcd != NULL);\r
- ASSERT (SkuId < PCD_MAX_SKU_ID);\r
-\r
- mPcd->SetSku (SkuId);\r
+ GetPcdProtocol ()->SetSku (SkuId);\r
\r
return SkuId;\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
- Returns the 8-bit value for the token specified by TokenNumber. \r
+\r
+ Returns the 8-bit value for the token specified by TokenNumber.\r
\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
- @return Returns the 8-bit value for the token specified by TokenNumber. \r
+ @return Returns the 8-bit value for the token specified by TokenNumber.\r
\r
**/\r
UINT8\r
EFIAPI\r
LibPcdGet8 (\r
- IN UINTN TokenNumber\r
+ IN UINTN TokenNumber\r
)\r
{\r
- ASSERT (mPcd != NULL);\r
- return mPcd->Get8 (TokenNumber);\r
+ return GetPcdProtocol ()->Get8 (TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
- Returns the 16-bit value for the token specified by TokenNumber. \r
+\r
+ Returns the 16-bit value for the token specified by TokenNumber.\r
\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
- @return Returns the 16-bit value for the token specified by TokenNumber. \r
+ @return Returns the 16-bit value for the token specified by TokenNumber.\r
\r
**/\r
UINT16\r
EFIAPI\r
LibPcdGet16 (\r
- IN UINTN TokenNumber\r
+ IN UINTN TokenNumber\r
)\r
{\r
- ASSERT (mPcd != NULL);\r
- return mPcd->Get16 (TokenNumber);\r
+ return GetPcdProtocol ()->Get16 (TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
- Returns the 32-bit value for the token specified by TokenNumber. \r
+\r
+ Returns the 32-bit value for the token specified by TokenNumber.\r
\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
UINT32\r
EFIAPI\r
LibPcdGet32 (\r
- IN UINTN TokenNumber\r
+ IN UINTN TokenNumber\r
)\r
{\r
- ASSERT (mPcd != NULL);\r
- return mPcd->Get32 (TokenNumber);\r
+ return GetPcdProtocol ()->Get32 (TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
+\r
Returns the 64-bit value for the token specified by TokenNumber.\r
\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
UINT64\r
EFIAPI\r
LibPcdGet64 (\r
- IN UINTN TokenNumber\r
+ IN UINTN TokenNumber\r
)\r
{\r
- ASSERT (mPcd != NULL);\r
- return mPcd->Get64 (TokenNumber);\r
+ return GetPcdProtocol ()->Get64 (TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
+\r
Returns the pointer to the buffer of the token specified by TokenNumber.\r
\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
VOID *\r
EFIAPI\r
LibPcdGetPtr (\r
- IN UINTN TokenNumber\r
+ IN UINTN TokenNumber\r
)\r
{\r
- ASSERT (mPcd != NULL);\r
- return mPcd->GetPtr (TokenNumber);\r
+ return GetPcdProtocol ()->GetPtr (TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
- Returns the Boolean value of the token specified by TokenNumber. \r
+\r
+ Returns the Boolean value of the token specified by TokenNumber.\r
\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
- @return Returns the Boolean value of the token specified by TokenNumber. \r
+ @return Returns the Boolean value of the token specified by TokenNumber.\r
\r
**/\r
-BOOLEAN \r
+BOOLEAN\r
EFIAPI\r
LibPcdGetBool (\r
- IN UINTN TokenNumber\r
+ IN UINTN TokenNumber\r
)\r
{\r
- ASSERT (mPcd != NULL);\r
- return mPcd->GetBool (TokenNumber);\r
+ return GetPcdProtocol ()->GetBool (TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve the size of a given PCD token.\r
\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
- @return Returns the size of the token specified by TokenNumber. \r
+ @return Returns the size of the token specified by TokenNumber.\r
\r
**/\r
UINTN\r
EFIAPI\r
LibPcdGetSize (\r
- IN UINTN TokenNumber\r
+ IN UINTN TokenNumber\r
)\r
{\r
- ASSERT (mPcd != NULL);\r
- return mPcd->GetSize (TokenNumber);\r
+ return GetPcdProtocol ()->GetSize (TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
+\r
Returns the 8-bit value for the token specified by TokenNumber and Guid.\r
- \r
- If Guid is NULL, then ASSERT(). \r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates \r
+ If Guid is NULL, then ASSERT().\r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that designates\r
which namespace to retrieve a value from.\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
UINT8\r
EFIAPI\r
LibPcdGetEx8 (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber\r
)\r
{\r
ASSERT (Guid != NULL);\r
- \r
- return mPiPcd->Get8 (Guid, TokenNumber);\r
-}\r
\r
+ return GetPiPcdProtocol ()->Get8 (Guid, TokenNumber);\r
+}\r
\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
\r
Returns the 16-bit value for the token specified by TokenNumber and Guid.\r
- \r
- If Guid is NULL, then ASSERT(). \r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates \r
+ If Guid is NULL, then ASSERT().\r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that designates\r
which namespace to retrieve a value from.\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
UINT16\r
EFIAPI\r
LibPcdGetEx16 (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber\r
)\r
{\r
ASSERT (Guid != NULL);\r
\r
- return mPiPcd->Get16 (Guid, TokenNumber);\r
+ return GetPiPcdProtocol ()->Get16 (Guid, TokenNumber);\r
}\r
\r
-\r
/**\r
Returns the 32-bit value for the token specified by TokenNumber and Guid.\r
- If Guid is NULL, then ASSERT(). \r
+ If Guid is NULL, then ASSERT().\r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates \r
+ @param[in] Guid The pointer to a 128-bit unique value that designates\r
which namespace to retrieve a value from.\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
UINT32\r
EFIAPI\r
LibPcdGetEx32 (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber\r
)\r
{\r
ASSERT (Guid != NULL);\r
\r
- return mPiPcd->Get32 (Guid, TokenNumber);\r
+ return GetPiPcdProtocol ()->Get32 (Guid, TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
+\r
Returns the 64-bit value for the token specified by TokenNumber and Guid.\r
- \r
- If Guid is NULL, then ASSERT(). \r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates \r
+ If Guid is NULL, then ASSERT().\r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that designates\r
which namespace to retrieve a value from.\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
UINT64\r
EFIAPI\r
LibPcdGetEx64 (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber\r
)\r
{\r
ASSERT (Guid != NULL);\r
- \r
- return mPiPcd->Get64 (Guid, TokenNumber);\r
-}\r
-\r
\r
+ return GetPiPcdProtocol ()->Get64 (Guid, TokenNumber);\r
+}\r
\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
+\r
Returns the pointer to the buffer of token specified by TokenNumber and Guid.\r
- \r
- If Guid is NULL, then ASSERT(). \r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates \r
+ If Guid is NULL, then ASSERT().\r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that designates\r
which namespace to retrieve a value from.\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
VOID *\r
EFIAPI\r
LibPcdGetExPtr (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber\r
)\r
{\r
ASSERT (Guid != NULL);\r
\r
- return mPiPcd->GetPtr (Guid, TokenNumber);\r
+ return GetPiPcdProtocol ()->GetPtr (Guid, TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve a value for a given PCD token.\r
- \r
- Returns the Boolean value of the token specified by TokenNumber and Guid. \r
- \r
- If Guid is NULL, then ASSERT(). \r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates \r
+ Returns the Boolean value of the token specified by TokenNumber and Guid.\r
+\r
+ If Guid is NULL, then ASSERT().\r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that designates\r
which namespace to retrieve a value from.\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
BOOLEAN\r
EFIAPI\r
LibPcdGetExBool (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber\r
)\r
{\r
ASSERT (Guid != NULL);\r
\r
- return mPiPcd->GetBool (Guid, TokenNumber);\r
+ return GetPiPcdProtocol ()->GetBool (Guid, TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to retrieve the size of a given PCD token.\r
- \r
- Returns the size of the token specified by TokenNumber and Guid. \r
- \r
- If Guid is NULL, then ASSERT(). \r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates \r
+ Returns the size of the token specified by TokenNumber and Guid.\r
+\r
+ If Guid is NULL, then ASSERT().\r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that designates\r
which namespace to retrieve a value from.\r
@param[in] TokenNumber The PCD token number to retrieve a current value for.\r
\r
UINTN\r
EFIAPI\r
LibPcdGetExSize (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber\r
)\r
{\r
ASSERT (Guid != NULL);\r
\r
- return mPiPcd->GetSize (Guid, TokenNumber);\r
+ return GetPiPcdProtocol ()->GetSize (Guid, TokenNumber);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the 8-bit value for the token specified by TokenNumber \r
- to the value specified by Value. Value is returned.\r
- \r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The 8-bit value to set.\r
\r
- @return Return the value been set.\r
+ Sets the 8-bit value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The 8-bit value to set.\r
+\r
+ @return The status of the set operation.\r
\r
**/\r
-UINT8\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSet8 (\r
- IN UINTN TokenNumber,\r
- IN UINT8 Value\r
+LibPcdSet8S (\r
+ IN UINTN TokenNumber,\r
+ IN UINT8 Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
- ASSERT (mPcd != NULL);\r
- Status = mPcd->Set8 (TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
- \r
- return Value;\r
+ return GetPcdProtocol ()->Set8 (TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the 16-bit value for the token specified by TokenNumber \r
- to the value specified by Value. Value is returned.\r
- \r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The 16-bit value to set.\r
\r
- @return Return the value been set.\r
+ Sets the 16-bit value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The 16-bit value to set.\r
+\r
+ @return The status of the set operation.\r
\r
**/\r
-UINT16\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSet16 (\r
- IN UINTN TokenNumber,\r
- IN UINT16 Value\r
+LibPcdSet16S (\r
+ IN UINTN TokenNumber,\r
+ IN UINT16 Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
- ASSERT (mPcd != NULL);\r
- Status = mPcd->Set16 (TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
- \r
- return Value;\r
+ return GetPcdProtocol ()->Set16 (TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the 32-bit value for the token specified by TokenNumber \r
- to the value specified by Value. Value is returned.\r
- \r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The 32-bit value to set.\r
\r
- @return Return the value been set.\r
+ Sets the 32-bit value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The 32-bit value to set.\r
+\r
+ @return The status of the set operation.\r
\r
**/\r
-UINT32\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSet32 (\r
- IN UINTN TokenNumber,\r
- IN UINT32 Value\r
+LibPcdSet32S (\r
+ IN UINTN TokenNumber,\r
+ IN UINT32 Value\r
)\r
{\r
- EFI_STATUS Status;\r
- \r
- ASSERT (mPcd != NULL);\r
- Status = mPcd->Set32 (TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Value;\r
+ return GetPcdProtocol ()->Set32 (TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the 64-bit value for the token specified by TokenNumber \r
- to the value specified by Value. Value is returned.\r
- \r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The 64-bit value to set.\r
\r
- @return Return the value been set.\r
+ Sets the 64-bit value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The 64-bit value to set.\r
+\r
+ @return The status of the set operation.\r
\r
**/\r
-UINT64\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSet64 (\r
- IN UINTN TokenNumber,\r
- IN UINT64 Value\r
+LibPcdSet64S (\r
+ IN UINTN TokenNumber,\r
+ IN UINT64 Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
- ASSERT (mPcd != NULL);\r
- Status = mPcd->Set64 (TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Value;\r
+ return GetPcdProtocol ()->Set64 (TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets a buffer for the token specified by TokenNumber to the value \r
- specified by Buffer and SizeOfBuffer. Buffer is returned. \r
- If SizeOfBuffer is greater than the maximum size support by TokenNumber, \r
- then set SizeOfBuffer to the maximum size supported by TokenNumber and \r
- return NULL to indicate that the set operation was not actually performed. \r
-\r
- If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to the \r
- maximum size supported by TokenName and NULL must be returned.\r
- \r
+\r
+ Sets a buffer for the token specified by TokenNumber to the value specified\r
+ by Buffer and SizeOfBuffer. If SizeOfBuffer is greater than the maximum size\r
+ support by TokenNumber, then set SizeOfBuffer to the maximum size supported by\r
+ TokenNumber and return EFI_INVALID_PARAMETER to indicate that the set operation\r
+ was not actually performed.\r
+\r
+ If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to the\r
+ maximum size supported by TokenName and EFI_INVALID_PARAMETER must be returned.\r
+\r
If SizeOfBuffer is NULL, then ASSERT().\r
If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().\r
- \r
+\r
@param[in] TokenNumber The PCD token number to set a current value for.\r
@param[in, out] SizeOfBuffer The size, in bytes, of Buffer.\r
@param[in] Buffer A pointer to the buffer to set.\r
\r
- @return Return the pointer for the buffer been set.\r
+ @return The status of the set operation.\r
\r
**/\r
-VOID *\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSetPtr (\r
- IN UINTN TokenNumber,\r
- IN OUT UINTN *SizeOfBuffer,\r
- IN CONST VOID *Buffer\r
+LibPcdSetPtrS (\r
+ IN UINTN TokenNumber,\r
+ IN OUT UINTN *SizeOfBuffer,\r
+ IN CONST VOID *Buffer\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
- ASSERT (mPcd != NULL);\r
ASSERT (SizeOfBuffer != NULL);\r
\r
if (*SizeOfBuffer > 0) {\r
ASSERT (Buffer != NULL);\r
}\r
\r
- Status = mPcd->SetPtr (TokenNumber, SizeOfBuffer, (VOID *) Buffer);\r
-\r
- if (EFI_ERROR (Status)) {\r
- return NULL;\r
- }\r
-\r
- return (VOID *) Buffer;\r
+ return GetPcdProtocol ()->SetPtr (TokenNumber, SizeOfBuffer, (VOID *)Buffer);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the Boolean value for the token specified by TokenNumber \r
- to the value specified by Value. Value is returned.\r
- \r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The boolean value to set.\r
\r
- @return Return the value been set.\r
+ Sets the boolean value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The boolean value to set.\r
+\r
+ @return The status of the set operation.\r
\r
**/\r
-BOOLEAN\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSetBool (\r
- IN UINTN TokenNumber,\r
- IN BOOLEAN Value\r
+LibPcdSetBoolS (\r
+ IN UINTN TokenNumber,\r
+ IN BOOLEAN Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
- ASSERT (mPcd != NULL);\r
- Status = mPcd->SetBool (TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Value;\r
+ return GetPcdProtocol ()->SetBool (TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the 8-bit value for the token specified by TokenNumber and \r
- Guid to the value specified by Value. Value is returned.\r
- \r
+\r
+ Sets the 8-bit value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
If Guid is NULL, then ASSERT().\r
- \r
- @param[in] Guid Pointer to a 128-bit unique value that \r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that\r
designates which namespace to set a value from.\r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The 8-bit value to set.\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The 8-bit value to set.\r
\r
- @return Return the value been set.\r
+ @return The status of the set operation.\r
\r
**/\r
-UINT8\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSetEx8 (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber,\r
- IN UINT8 Value\r
+LibPcdSetEx8S (\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ IN UINT8 Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
ASSERT (Guid != NULL);\r
\r
- Status = mPiPcd->Set8 (Guid, TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Value;\r
+ return GetPiPcdProtocol ()->Set8 (Guid, TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the 16-bit value for the token specified by TokenNumber and \r
- Guid to the value specified by Value. Value is returned.\r
- \r
+\r
+ Sets the 16-bit value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
If Guid is NULL, then ASSERT().\r
- \r
- @param[in] Guid Pointer to a 128-bit unique value that \r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that\r
designates which namespace to set a value from.\r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The 16-bit value to set.\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The 16-bit value to set.\r
\r
- @return Return the value been set.\r
+ @return The status of the set operation.\r
\r
**/\r
-UINT16\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSetEx16 (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber,\r
- IN UINT16 Value\r
+LibPcdSetEx16S (\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ IN UINT16 Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
ASSERT (Guid != NULL);\r
\r
- Status = mPiPcd->Set16 (Guid, TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Value;\r
+ return GetPiPcdProtocol ()->Set16 (Guid, TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the 32-bit value for the token specified by TokenNumber and \r
- Guid to the value specified by Value. Value is returned.\r
- \r
+\r
+ Sets the 32-bit value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
If Guid is NULL, then ASSERT().\r
- \r
- @param[in] Guid Pointer to a 128-bit unique value that \r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that\r
designates which namespace to set a value from.\r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The 32-bit value to set.\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The 32-bit value to set.\r
\r
- @return Return the value been set.\r
+ @return The status of the set operation.\r
\r
**/\r
-UINT32\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSetEx32 (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber,\r
- IN UINT32 Value\r
+LibPcdSetEx32S (\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ IN UINT32 Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
ASSERT (Guid != NULL);\r
\r
- Status = mPiPcd->Set32 (Guid, TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Value;\r
+ return GetPiPcdProtocol ()->Set32 (Guid, TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the 64-bit value for the token specified by TokenNumber and \r
- Guid to the value specified by Value. Value is returned.\r
+\r
+ Sets the 64-bit value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
If Guid is NULL, then ASSERT().\r
- \r
- @param[in] Guid Pointer to a 128-bit unique value that \r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that\r
designates which namespace to set a value from.\r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The 64-bit value to set.\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The 64-bit value to set.\r
\r
- @return Return the value been set.\r
+ @return The status of the set operation.\r
\r
**/\r
-UINT64\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSetEx64 (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber,\r
- IN UINT64 Value\r
+LibPcdSetEx64S (\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ IN UINT64 Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
ASSERT (Guid != NULL);\r
\r
- Status = mPiPcd->Set64 (Guid, TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Value;\r
+ return GetPiPcdProtocol ()->Set64 (Guid, TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets a buffer for the token specified by TokenNumber to the value specified by \r
- Buffer and SizeOfBuffer. Buffer is returned. If SizeOfBuffer is greater than \r
- the maximum size support by TokenNumber, then set SizeOfBuffer to the maximum size \r
- supported by TokenNumber and return NULL to indicate that the set operation \r
- was not actually performed. \r
- \r
+\r
+ Sets a buffer for the token specified by TokenNumber to the value specified by\r
+ Buffer and SizeOfBuffer. If SizeOfBuffer is greater than the maximum size\r
+ support by TokenNumber, then set SizeOfBuffer to the maximum size supported by\r
+ TokenNumber and return EFI_INVALID_PARAMETER to indicate that the set operation\r
+ was not actually performed.\r
+\r
If Guid is NULL, then ASSERT().\r
If SizeOfBuffer is NULL, then ASSERT().\r
If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().\r
- \r
- @param[in] Guid Pointer to a 128-bit unique value that \r
+\r
+ @param[in] Guid Pointer to a 128-bit unique value that\r
designates which namespace to set a value from.\r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
@param[in, out] SizeOfBuffer The size, in bytes, of Buffer.\r
- @param[in] Buffer A pointer to the buffer to set.\r
+ @param[in] Buffer A pointer to the buffer to set.\r
\r
- @return Return the pinter to the buffer been set.\r
+ @return The status of the set operation.\r
\r
**/\r
-VOID *\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSetExPtr (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber,\r
- IN OUT UINTN *SizeOfBuffer,\r
- IN VOID *Buffer\r
+LibPcdSetExPtrS (\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ IN OUT UINTN *SizeOfBuffer,\r
+ IN VOID *Buffer\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
ASSERT (Guid != NULL);\r
\r
ASSERT (SizeOfBuffer != NULL);\r
ASSERT (Buffer != NULL);\r
}\r
\r
- Status = mPiPcd->SetPtr (Guid, TokenNumber, SizeOfBuffer, Buffer);\r
-\r
- if (EFI_ERROR (Status)) {\r
- return NULL;\r
- }\r
-\r
- return Buffer;\r
+ return GetPiPcdProtocol ()->SetPtr (Guid, TokenNumber, SizeOfBuffer, Buffer);\r
}\r
\r
-\r
-\r
/**\r
This function provides a means by which to set a value for a given PCD token.\r
- \r
- Sets the Boolean value for the token specified by TokenNumber and \r
- Guid to the value specified by Value. Value is returned.\r
- \r
+\r
+ Sets the boolean value for the token specified by TokenNumber\r
+ to the value specified by Value.\r
+\r
If Guid is NULL, then ASSERT().\r
- \r
- @param[in] Guid Pointer to a 128-bit unique value that \r
+\r
+ @param[in] Guid The pointer to a 128-bit unique value that\r
designates which namespace to set a value from.\r
- @param[in] TokenNumber The PCD token number to set a current value for.\r
- @param[in] Value The Boolean value to set.\r
+ @param[in] TokenNumber The PCD token number to set a current value for.\r
+ @param[in] Value The boolean value to set.\r
\r
- @return Return the value been set.\r
+ @return The status of the set operation.\r
\r
**/\r
-BOOLEAN\r
+RETURN_STATUS\r
EFIAPI\r
-LibPcdSetExBool (\r
- IN CONST GUID *Guid,\r
- IN UINTN TokenNumber,\r
- IN BOOLEAN Value\r
+LibPcdSetExBoolS (\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ IN BOOLEAN Value\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
ASSERT (Guid != NULL);\r
\r
- Status = mPiPcd->SetBool (Guid, TokenNumber, Value);\r
-\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return Value;\r
+ return GetPiPcdProtocol ()->SetBool (Guid, TokenNumber, Value);\r
}\r
\r
-\r
-\r
/**\r
Set up a notification function that is called when a specified token is set.\r
- \r
- When the token specified by TokenNumber and Guid is set, \r
- then notification function specified by NotificationFunction is called. \r
+\r
+ When the token specified by TokenNumber and Guid is set,\r
+ then notification function specified by NotificationFunction is called.\r
If Guid is NULL, then the default token space is used.\r
If NotificationFunction is NULL, then ASSERT().\r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates which \r
- namespace to set a value from. If NULL, then the default \r
+ @param[in] Guid The pointer to a 128-bit unique value that designates which\r
+ namespace to set a value from. If NULL, then the default\r
token space is used.\r
@param[in] TokenNumber The PCD token number to monitor.\r
- @param[in] NotificationFunction The function to call when the token \r
+ @param[in] NotificationFunction The function to call when the token\r
specified by Guid and TokenNumber is set.\r
\r
**/\r
VOID\r
EFIAPI\r
LibPcdCallbackOnSet (\r
- IN CONST GUID *Guid, OPTIONAL\r
- IN UINTN TokenNumber,\r
- IN PCD_CALLBACK NotificationFunction\r
+ IN CONST GUID *Guid OPTIONAL,\r
+ IN UINTN TokenNumber,\r
+ IN PCD_CALLBACK NotificationFunction\r
)\r
{\r
- EFI_STATUS Status;\r
+ EFI_STATUS Status;\r
\r
ASSERT (NotificationFunction != NULL);\r
\r
- Status = mPiPcd->CallbackOnSet (Guid, TokenNumber, (EFI_PCD_PROTOCOL_CALLBACK) NotificationFunction);\r
-\r
+ Status = GetPiPcdProtocol ()->CallbackOnSet (Guid, TokenNumber, (EFI_PCD_PROTOCOL_CALLBACK)NotificationFunction);\r
ASSERT_EFI_ERROR (Status);\r
\r
return;\r
}\r
\r
-\r
-\r
/**\r
Disable a notification function that was established with LibPcdCallbackonSet().\r
- \r
+\r
Disable a notification function that was previously established with LibPcdCallbackOnSet().\r
If NotificationFunction is NULL, then ASSERT().\r
- If LibPcdCallbackOnSet() was not previously called with Guid, TokenNumber, \r
+ If LibPcdCallbackOnSet() was not previously called with Guid, TokenNumber,\r
and NotificationFunction, then ASSERT().\r
- \r
+\r
@param[in] Guid Specify the GUID token space.\r
@param[in] TokenNumber Specify the token number.\r
@param[in] NotificationFunction The callback function to be unregistered.\r
VOID\r
EFIAPI\r
LibPcdCancelCallback (\r
- IN CONST GUID *Guid, OPTIONAL\r
- IN UINTN TokenNumber,\r
- IN PCD_CALLBACK NotificationFunction\r
+ IN CONST GUID *Guid OPTIONAL,\r
+ IN UINTN TokenNumber,\r
+ IN PCD_CALLBACK NotificationFunction\r
)\r
{\r
- EFI_STATUS Status;\r
+ EFI_STATUS Status;\r
\r
ASSERT (NotificationFunction != NULL);\r
- \r
- Status = mPiPcd->CancelCallback (Guid, TokenNumber, (EFI_PCD_PROTOCOL_CALLBACK) NotificationFunction);\r
\r
+ Status = GetPiPcdProtocol ()->CancelCallback (Guid, TokenNumber, (EFI_PCD_PROTOCOL_CALLBACK)NotificationFunction);\r
ASSERT_EFI_ERROR (Status);\r
\r
return;\r
}\r
\r
-\r
-\r
/**\r
Retrieves the next token in a token space.\r
- \r
- Retrieves the next PCD token number from the token space specified by Guid. \r
- If Guid is NULL, then the default token space is used. If TokenNumber is 0, \r
- then the first token number is returned. Otherwise, the token number that \r
- follows TokenNumber in the token space is returned. If TokenNumber is the last \r
- token number in the token space, then 0 is returned. \r
- \r
+\r
+ Retrieves the next PCD token number from the token space specified by Guid.\r
+ If Guid is NULL, then the default token space is used. If TokenNumber is 0,\r
+ then the first token number is returned. Otherwise, the token number that\r
+ follows TokenNumber in the token space is returned. If TokenNumber is the last\r
+ token number in the token space, then 0 is returned.\r
+\r
If TokenNumber is not 0 and is not in the token space specified by Guid, then ASSERT().\r
\r
- @param[in] Guid Pointer to a 128-bit unique value that designates which namespace \r
+ @param[in] Guid The pointer to a 128-bit unique value that designates which namespace\r
to set a value from. If NULL, then the default token space is used.\r
- @param[in] TokenNumber The previous PCD token number. If 0, then retrieves the first PCD \r
+ @param[in] TokenNumber The previous PCD token number. If 0, then retrieves the first PCD\r
token number.\r
\r
@return The next valid token number.\r
\r
**/\r
-UINTN \r
+UINTN\r
EFIAPI\r
LibPcdGetNextToken (\r
- IN CONST GUID *Guid, OPTIONAL\r
- IN UINTN TokenNumber\r
+ IN CONST GUID *Guid OPTIONAL,\r
+ IN UINTN TokenNumber\r
)\r
{\r
- EFI_STATUS Status;\r
-\r
- Status = mPiPcd->GetNextToken (Guid, &TokenNumber);\r
+ EFI_STATUS Status;\r
\r
- ASSERT_EFI_ERROR (Status);\r
+ Status = GetPiPcdProtocol ()->GetNextToken (Guid, &TokenNumber);\r
+ ASSERT (!EFI_ERROR (Status) || TokenNumber == 0);\r
\r
return TokenNumber;\r
}\r
\r
-\r
-\r
/**\r
Used to retrieve the list of available PCD token space GUIDs.\r
- \r
+\r
Returns the PCD token space GUID that follows TokenSpaceGuid in the list of token spaces\r
in the platform.\r
If TokenSpaceGuid is NULL, then a pointer to the first PCD token spaces returned.\r
If TokenSpaceGuid is the last PCD token space GUID in the list, then NULL is returned.\r
- \r
- @param TokenSpaceGuid Pointer to the a PCD token space GUID\r
+\r
+ @param TokenSpaceGuid The pointer to the a PCD token space GUID.\r
\r
@return The next valid token namespace.\r
\r
IN CONST GUID *TokenSpaceGuid\r
)\r
{\r
- EFI_STATUS Status;\r
+ GetPiPcdProtocol ()->GetNextTokenSpace (&TokenSpaceGuid);\r
\r
- Status = mPiPcd->GetNextTokenSpace (&TokenSpaceGuid);\r
+ return (GUID *)TokenSpaceGuid;\r
+}\r
\r
- ASSERT_EFI_ERROR (Status);\r
+/**\r
+ Sets a value of a patchable PCD entry that is type pointer.\r
\r
- return (GUID *) TokenSpaceGuid;\r
-}\r
+ Sets the PCD entry specified by PatchVariable to the value specified by Buffer\r
+ and SizeOfBuffer. Buffer is returned. If SizeOfBuffer is greater than\r
+ MaximumDatumSize, then set SizeOfBuffer to MaximumDatumSize and return\r
+ NULL to indicate that the set operation was not actually performed.\r
+ If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to\r
+ MaximumDatumSize and NULL must be returned.\r
+\r
+ If PatchVariable is NULL, then ASSERT().\r
+ If SizeOfBuffer is NULL, then ASSERT().\r
+ If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().\r
+\r
+ @param[out] PatchVariable A pointer to the global variable in a module that is\r
+ the target of the set operation.\r
+ @param[in] MaximumDatumSize The maximum size allowed for the PCD entry specified by PatchVariable.\r
+ @param[in, out] SizeOfBuffer A pointer to the size, in bytes, of Buffer.\r
+ @param[in] Buffer A pointer to the buffer to used to set the target variable.\r
+\r
+ @return Return the pointer to the buffer been set.\r
+\r
+**/\r
+VOID *\r
+EFIAPI\r
+LibPatchPcdSetPtr (\r
+ OUT VOID *PatchVariable,\r
+ IN UINTN MaximumDatumSize,\r
+ IN OUT UINTN *SizeOfBuffer,\r
+ IN CONST VOID *Buffer\r
+ )\r
+{\r
+ ASSERT (PatchVariable != NULL);\r
+ ASSERT (SizeOfBuffer != NULL);\r
+\r
+ if (*SizeOfBuffer > 0) {\r
+ ASSERT (Buffer != NULL);\r
+ }\r
+\r
+ if ((*SizeOfBuffer > MaximumDatumSize) ||\r
+ (*SizeOfBuffer == MAX_ADDRESS))\r
+ {\r
+ *SizeOfBuffer = MaximumDatumSize;\r
+ return NULL;\r
+ }\r
+\r
+ CopyMem (PatchVariable, Buffer, *SizeOfBuffer);\r
\r
+ return (VOID *)Buffer;\r
+}\r
\r
/**\r
Sets a value of a patchable PCD entry that is type pointer.\r
- \r
- Sets the PCD entry specified by PatchVariable to the value specified by Buffer \r
- and SizeOfBuffer. Buffer is returned. If SizeOfBuffer is greater than \r
- MaximumDatumSize, then set SizeOfBuffer to MaximumDatumSize and return \r
- NULL to indicate that the set operation was not actually performed. \r
- If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to \r
+\r
+ Sets the PCD entry specified by PatchVariable to the value specified\r
+ by Buffer and SizeOfBuffer. If SizeOfBuffer is greater than MaximumDatumSize,\r
+ then set SizeOfBuffer to MaximumDatumSize and return RETURN_INVALID_PARAMETER\r
+ to indicate that the set operation was not actually performed.\r
+ If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to\r
+ MaximumDatumSize and RETURN_INVALID_PARAMETER must be returned.\r
+\r
+ If PatchVariable is NULL, then ASSERT().\r
+ If SizeOfBuffer is NULL, then ASSERT().\r
+ If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().\r
+\r
+ @param[out] PatchVariable A pointer to the global variable in a module that is\r
+ the target of the set operation.\r
+ @param[in] MaximumDatumSize The maximum size allowed for the PCD entry specified by PatchVariable.\r
+ @param[in, out] SizeOfBuffer A pointer to the size, in bytes, of Buffer.\r
+ @param[in] Buffer A pointer to the buffer to used to set the target variable.\r
+\r
+ @return The status of the set operation.\r
+\r
+**/\r
+RETURN_STATUS\r
+EFIAPI\r
+LibPatchPcdSetPtrS (\r
+ OUT VOID *PatchVariable,\r
+ IN UINTN MaximumDatumSize,\r
+ IN OUT UINTN *SizeOfBuffer,\r
+ IN CONST VOID *Buffer\r
+ )\r
+{\r
+ ASSERT (PatchVariable != NULL);\r
+ ASSERT (SizeOfBuffer != NULL);\r
+\r
+ if (*SizeOfBuffer > 0) {\r
+ ASSERT (Buffer != NULL);\r
+ }\r
+\r
+ if ((*SizeOfBuffer > MaximumDatumSize) ||\r
+ (*SizeOfBuffer == MAX_ADDRESS))\r
+ {\r
+ *SizeOfBuffer = MaximumDatumSize;\r
+ return RETURN_INVALID_PARAMETER;\r
+ }\r
+\r
+ CopyMem (PatchVariable, Buffer, *SizeOfBuffer);\r
+\r
+ return RETURN_SUCCESS;\r
+}\r
+\r
+/**\r
+ Sets a value and size of a patchable PCD entry that is type pointer.\r
+\r
+ Sets the PCD entry specified by PatchVariable to the value specified by Buffer\r
+ and SizeOfBuffer. Buffer is returned. If SizeOfBuffer is greater than\r
+ MaximumDatumSize, then set SizeOfBuffer to MaximumDatumSize and return\r
+ NULL to indicate that the set operation was not actually performed.\r
+ If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to\r
MaximumDatumSize and NULL must be returned.\r
- \r
+\r
If PatchVariable is NULL, then ASSERT().\r
+ If SizeOfPatchVariable is NULL, then ASSERT().\r
If SizeOfBuffer is NULL, then ASSERT().\r
If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().\r
\r
- @param[in] PatchVariable A pointer to the global variable in a module that is \r
+ @param[out] PatchVariable A pointer to the global variable in a module that is\r
the target of the set operation.\r
+ @param[out] SizeOfPatchVariable A pointer to the size, in bytes, of PatchVariable.\r
@param[in] MaximumDatumSize The maximum size allowed for the PCD entry specified by PatchVariable.\r
@param[in, out] SizeOfBuffer A pointer to the size, in bytes, of Buffer.\r
@param[in] Buffer A pointer to the buffer to used to set the target variable.\r
- \r
+\r
@return Return the pointer to the buffer been set.\r
\r
**/\r
VOID *\r
EFIAPI\r
-LibPatchPcdSetPtr (\r
- IN VOID *PatchVariable,\r
- IN UINTN MaximumDatumSize,\r
- IN OUT UINTN *SizeOfBuffer,\r
- IN CONST VOID *Buffer\r
+LibPatchPcdSetPtrAndSize (\r
+ OUT VOID *PatchVariable,\r
+ OUT UINTN *SizeOfPatchVariable,\r
+ IN UINTN MaximumDatumSize,\r
+ IN OUT UINTN *SizeOfBuffer,\r
+ IN CONST VOID *Buffer\r
)\r
{\r
ASSERT (PatchVariable != NULL);\r
+ ASSERT (SizeOfPatchVariable != NULL);\r
ASSERT (SizeOfBuffer != NULL);\r
- \r
+\r
if (*SizeOfBuffer > 0) {\r
ASSERT (Buffer != NULL);\r
}\r
\r
if ((*SizeOfBuffer > MaximumDatumSize) ||\r
- (*SizeOfBuffer == MAX_ADDRESS)) {\r
+ (*SizeOfBuffer == MAX_ADDRESS))\r
+ {\r
*SizeOfBuffer = MaximumDatumSize;\r
return NULL;\r
}\r
- \r
+\r
CopyMem (PatchVariable, Buffer, *SizeOfBuffer);\r
- \r
- return (VOID *) Buffer;\r
+ *SizeOfPatchVariable = *SizeOfBuffer;\r
+\r
+ return (VOID *)Buffer;\r
}\r
\r
+/**\r
+ Sets a value and size of a patchable PCD entry that is type pointer.\r
+\r
+ Sets the PCD entry specified by PatchVariable to the value specified\r
+ by Buffer and SizeOfBuffer. If SizeOfBuffer is greater than MaximumDatumSize,\r
+ then set SizeOfBuffer to MaximumDatumSize and return RETURN_INVALID_PARAMETER\r
+ to indicate that the set operation was not actually performed.\r
+ If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to\r
+ MaximumDatumSize and RETURN_INVALID_PARAMETER must be returned.\r
\r
+ If PatchVariable is NULL, then ASSERT().\r
+ If SizeOfPatchVariable is NULL, then ASSERT().\r
+ If SizeOfBuffer is NULL, then ASSERT().\r
+ If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().\r
\r
+ @param[out] PatchVariable A pointer to the global variable in a module that is\r
+ the target of the set operation.\r
+ @param[out] SizeOfPatchVariable A pointer to the size, in bytes, of PatchVariable.\r
+ @param[in] MaximumDatumSize The maximum size allowed for the PCD entry specified by PatchVariable.\r
+ @param[in, out] SizeOfBuffer A pointer to the size, in bytes, of Buffer.\r
+ @param[in] Buffer A pointer to the buffer to used to set the target variable.\r
+\r
+ @return The status of the set operation.\r
+\r
+**/\r
+RETURN_STATUS\r
+EFIAPI\r
+LibPatchPcdSetPtrAndSizeS (\r
+ OUT VOID *PatchVariable,\r
+ OUT UINTN *SizeOfPatchVariable,\r
+ IN UINTN MaximumDatumSize,\r
+ IN OUT UINTN *SizeOfBuffer,\r
+ IN CONST VOID *Buffer\r
+ )\r
+{\r
+ ASSERT (PatchVariable != NULL);\r
+ ASSERT (SizeOfPatchVariable != NULL);\r
+ ASSERT (SizeOfBuffer != NULL);\r
+\r
+ if (*SizeOfBuffer > 0) {\r
+ ASSERT (Buffer != NULL);\r
+ }\r
+\r
+ if ((*SizeOfBuffer > MaximumDatumSize) ||\r
+ (*SizeOfBuffer == MAX_ADDRESS))\r
+ {\r
+ *SizeOfBuffer = MaximumDatumSize;\r
+ return RETURN_INVALID_PARAMETER;\r
+ }\r
+\r
+ CopyMem (PatchVariable, Buffer, *SizeOfBuffer);\r
+ *SizeOfPatchVariable = *SizeOfBuffer;\r
+\r
+ return RETURN_SUCCESS;\r
+}\r
+\r
+/**\r
+ Retrieve additional information associated with a PCD token.\r
+\r
+ This includes information such as the type of value the TokenNumber is associated with as well as possible\r
+ human readable name that is associated with the token.\r
+\r
+ If TokenNumber is not in the default token space specified, then ASSERT().\r
+\r
+ @param[in] TokenNumber The PCD token number.\r
+ @param[out] PcdInfo The returned information associated with the requested TokenNumber.\r
+ The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r
+**/\r
+VOID\r
+EFIAPI\r
+LibPcdGetInfo (\r
+ IN UINTN TokenNumber,\r
+ OUT PCD_INFO *PcdInfo\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ Status = GetPcdInfoProtocolPointer ()->GetInfo (TokenNumber, (EFI_PCD_INFO *)PcdInfo);\r
+ ASSERT_EFI_ERROR (Status);\r
+}\r
+\r
+/**\r
+ Retrieve additional information associated with a PCD token.\r
+\r
+ This includes information such as the type of value the TokenNumber is associated with as well as possible\r
+ human readable name that is associated with the token.\r
+\r
+ If TokenNumber is not in the token space specified by Guid, then ASSERT().\r
+\r
+ @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r
+ @param[in] TokenNumber The PCD token number.\r
+ @param[out] PcdInfo The returned information associated with the requested TokenNumber.\r
+ The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r
+**/\r
+VOID\r
+EFIAPI\r
+LibPcdGetInfoEx (\r
+ IN CONST GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ OUT PCD_INFO *PcdInfo\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ Status = GetPiPcdInfoProtocolPointer ()->GetInfo (Guid, TokenNumber, (EFI_PCD_INFO *)PcdInfo);\r
+ ASSERT_EFI_ERROR (Status);\r
+}\r
+\r
+/**\r
+ Retrieve the currently set SKU Id.\r
+\r
+ @return The currently set SKU Id. If the platform has not set at a SKU Id, then the\r
+ default SKU Id value of 0 is returned. If the platform has set a SKU Id, then the currently set SKU\r
+ Id is returned.\r
+**/\r
+UINTN\r
+EFIAPI\r
+LibPcdGetSku (\r
+ VOID\r
+ )\r
+{\r
+ return GetPiPcdInfoProtocolPointer ()->GetSku ();\r
+}\r