/** @file\r
The internal header file declares the private functions used by PeiPcd driver.\r
\r
-Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2013, 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
#include <Ppi/ReadOnlyVariable2.h>\r
#include <Ppi/Pcd.h>\r
#include <Ppi/PiPcd.h>\r
+#include <Ppi/PcdInfo.h>\r
+#include <Ppi/PiPcdInfo.h>\r
#include <Guid/PcdDataBaseHobGuid.h>\r
+#include <Guid/PcdDataBaseSignatureGuid.h>\r
#include <Library/DebugLib.h>\r
#include <Library/PeimEntryPoint.h>\r
#include <Library/BaseLib.h>\r
#include <Library/PeiServicesLib.h>\r
#include <Library/PcdLib.h>\r
#include <Library/BaseMemoryLib.h>\r
-\r
+#include <Library/MemoryAllocationLib.h>\r
\r
//\r
// Please make sure the PCD Serivce PEIM Version is consistent with\r
// the version of the generated PEIM PCD Database by build tool.\r
//\r
-#define PCD_SERVICE_PEIM_VERSION 2\r
+#define PCD_SERVICE_PEIM_VERSION 4\r
\r
//\r
// PCD_PEI_SERVICE_DRIVER_VERSION is defined in Autogen.h.\r
#error "Please make sure the version of PCD PEIM Service and the generated PCD PEI Database match."\r
#endif\r
\r
+/**\r
+ Retrieve additional information associated with a PCD token in the default token space.\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
+ @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
+ @retval EFI_SUCCESS The PCD information was returned successfully.\r
+ @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiGetPcdInfoGetInfo (\r
+ IN UINTN TokenNumber,\r
+ OUT EFI_PCD_INFO *PcdInfo\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
+ @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
+ @retval EFI_SUCCESS The PCD information was returned successfully.\r
+ @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiGetPcdInfoGetInfoEx (\r
+ IN CONST EFI_GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ OUT EFI_PCD_INFO *PcdInfo\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
+PeiGetPcdInfoGetSku (\r
+ VOID\r
+ );\r
+\r
//\r
// PPI Interface Implementation Declaration.\r
//\r
IN OUT CONST EFI_GUID **Guid\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
+ @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
+ @retval EFI_SUCCESS The PCD information was returned successfully\r
+ @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r
+**/\r
+EFI_STATUS\r
+PeiGetPcdInfo (\r
+ IN CONST EFI_GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ OUT EFI_PCD_INFO *PcdInfo\r
+ );\r
\r
/* Internal Function definitions */\r
/**\r
} EX_PCD_ENTRY_ATTRIBUTE;\r
\r
/**\r
- Get local token number according to dynamic-ex PCD's {token space guid:token number}\r
+ Get Token Number according to dynamic-ex PCD's {token space guid:token number}\r
\r
A dynamic-ex type PCD, developer must provide pair of token space guid: token number\r
in DEC file. PCD database maintain a mapping table that translate pair of {token\r
- space guid: token number} to local token number.\r
+ space guid: token number} to Token Number.\r
\r
@param Guid Token space guid for dynamic-ex PCD entry.\r
@param ExTokenNumber Token number for dynamic-ex PCD.\r
\r
- @return local token number for dynamic-ex PCD.\r
+ @return Token Number for dynamic-ex PCD.\r
\r
**/\r
UINTN\r
IN UINTN ExTokenNumber\r
);\r
\r
+/**\r
+ Find the local token number according to system SKU ID.\r
+\r
+ @param LocalTokenNumber PCD token number\r
+ @param Size The size of PCD entry.\r
+\r
+ @return Token number according to system SKU ID.\r
+\r
+**/\r
+UINT32\r
+GetSkuEnabledTokenNumber (\r
+ UINT32 LocalTokenNumber,\r
+ UINTN Size\r
+ );\r
+\r
/**\r
The function registers the CallBackOnSet fucntion\r
according to TokenNumber and EFI_GUID space.\r
\r
/**\r
The function builds the PCD database.\r
+\r
+ @param FileHandle Handle of the file the external PCD database binary located.\r
+\r
+ @return Pointer to PCD database.\r
+\r
**/\r
-VOID\r
+PEI_PCD_DATABASE *\r
BuildPcdDatabase (\r
- VOID\r
+ IN EFI_PEI_FILE_HANDLE FileHandle\r
);\r
\r
/**\r
IN PEI_PCD_DATABASE *Database\r
);\r
\r
-//\r
-// The init Database created by PCD Database generation tool\r
-//\r
-extern PEI_PCD_DATABASE_INIT gPEIPcdDbInit;\r
-\r
#endif\r
\r
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