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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/Pcd.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/Pcd.h | 864 |
1 files changed, 864 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/Pcd.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/Pcd.h new file mode 100644 index 0000000000..e75b4e513b --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/Pcd.h @@ -0,0 +1,864 @@ +/** @file + Native Platform Configuration Database (PCD) Protocol + + Different with the EFI_PCD_PROTOCOL defined in PI 1.2 specification, the native + PCD protocol provide interfaces for dynamic and dynamic-ex type PCD. + The interfaces in dynamic type PCD do not require the token space guid as parameter, + but interfaces in dynamic-ex type PCD require token space guid as parameter. + +Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR> +This program and the accompanying materials are licensed and made available under +the terms and conditions of the BSD License that 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. + +**/ + +#ifndef __PCD_H__ +#define __PCD_H__ + +extern EFI_GUID gPcdProtocolGuid; + +#define PCD_PROTOCOL_GUID \ + { 0x11b34006, 0xd85b, 0x4d0a, { 0xa2, 0x90, 0xd5, 0xa5, 0x71, 0x31, 0xe, 0xf7 } } + +#define PCD_INVALID_TOKEN_NUMBER ((UINTN) 0) + + +/** + Sets the SKU value for subsequent calls to set or get PCD token values. + + SetSku() sets the SKU Id to be used for subsequent calls to set or get PCD values. + SetSku() is normally called only once by the system. + + For each item (token), the database can hold a single value that applies to all SKUs, + or multiple values, where each value is associated with a specific SKU Id. Items with multiple, + SKU-specific values are called SKU enabled. + + The SKU Id of zero is reserved as a default. The valid SkuId range is 1 to 255. + For tokens that are not SKU enabled, the system ignores any set SKU Id and works with the + single value for that token. For SKU-enabled tokens, the system will use the SKU Id set by the + last call to SetSku(). If no SKU Id is set or the currently set SKU Id isn't valid for the specified token, + the system uses the default SKU Id. If the system attempts to use the default SKU Id and no value has been + set for that Id, the results are unpredictable. + + @param[in] SkuId The SKU value that will be used when the PCD service will retrieve and + set values associated with a PCD token. + + +**/ +typedef +VOID +(EFIAPI *PCD_PROTOCOL_SET_SKU)( + IN UINTN SkuId + ); + + + +/** + Retrieves an 8-bit value for a given PCD token. + + Retrieves the current byte-sized value for a PCD token number. + If the TokenNumber is invalid, the results are unpredictable. + + @param[in] TokenNumber The PCD token number. + + @return The UINT8 value. + +**/ +typedef +UINT8 +(EFIAPI *PCD_PROTOCOL_GET8)( + IN UINTN TokenNumber + ); + + + +/** + Retrieves a 16-bit value for a given PCD token. + + Retrieves the current 16-bit value for a PCD token number. + If the TokenNumber is invalid, the results are unpredictable. + + @param[in] TokenNumber The PCD token number. + + @return The UINT16 value. + +**/ +typedef +UINT16 +(EFIAPI *PCD_PROTOCOL_GET16)( + IN UINTN TokenNumber + ); + + + +/** + Retrieves a 32-bit value for a given PCD token. + + Retrieves the current 32-bit value for a PCD token number. + If the TokenNumber is invalid, the results are unpredictable. + + @param[in] TokenNumber The PCD token number. + + @return The UINT32 value. + +**/ +typedef +UINT32 +(EFIAPI *PCD_PROTOCOL_GET32)( + IN UINTN TokenNumber + ); + + + +/** + Retrieves a 64-bit value for a given PCD token. + + Retrieves the current 64-bit value for a PCD token number. + If the TokenNumber is invalid, the results are unpredictable. + + @param[in] TokenNumber The PCD token number. + + @return The UINT64 value. + +**/ +typedef +UINT64 +(EFIAPI *PCD_PROTOCOL_GET64)( + IN UINTN TokenNumber + ); + + + +/** + Retrieves a pointer to a value for a given PCD token. + + Retrieves the current pointer to the buffer for a PCD token number. + Do not make any assumptions about the alignment of the pointer that + is returned by this function call. If the TokenNumber is invalid, + the results are unpredictable. + + @param[in] TokenNumber The PCD token number. + + @return The pointer to the buffer to be retrived. + +**/ +typedef +VOID * +(EFIAPI *PCD_PROTOCOL_GET_POINTER)( + IN UINTN TokenNumber + ); + + + +/** + Retrieves a Boolean value for a given PCD token. + + Retrieves the current boolean value for a PCD token number. + Do not make any assumptions about the alignment of the pointer that + is returned by this function call. If the TokenNumber is invalid, + the results are unpredictable. + + @param[in] TokenNumber The PCD token number. + + @return The Boolean value. + +**/ +typedef +BOOLEAN +(EFIAPI *PCD_PROTOCOL_GET_BOOLEAN)( + IN UINTN TokenNumber + ); + + + +/** + Retrieves the size of the value for a given PCD token. + + Retrieves the current size of a particular PCD token. + If the TokenNumber is invalid, the results are unpredictable. + + @param[in] TokenNumber The PCD token number. + + @return The size of the value for the PCD token. + +**/ +typedef +UINTN +(EFIAPI *PCD_PROTOCOL_GET_SIZE)( + IN UINTN TokenNumber + ); + + + +/** + Retrieves an 8-bit value for a given PCD token. + + Retrieves the 8-bit value of a particular PCD token. + If the TokenNumber is invalid or the token space + specified by Guid does not exist, the results are + unpredictable. + + @param[in] Guid The token space for the token number. + @param[in] TokenNumber The PCD token number. + + @return The size 8-bit value for the PCD token. + +**/ +typedef +UINT8 +(EFIAPI *PCD_PROTOCOL_GET_EX_8)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber + ); + + + +/** + Retrieves a 16-bit value for a given PCD token. + + Retrieves the 16-bit value of a particular PCD token. + If the TokenNumber is invalid or the token space + specified by Guid does not exist, the results are + unpredictable. + + @param[in] Guid The token space for the token number. + @param[in] TokenNumber The PCD token number. + + @return The size 16-bit value for the PCD token. + +**/ +typedef +UINT16 +(EFIAPI *PCD_PROTOCOL_GET_EX_16)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber + ); + + + +/** + Retrieves a 32-bit value for a given PCD token. + + Retrieves the 32-bit value of a particular PCD token. + If the TokenNumber is invalid or the token space + specified by Guid does not exist, the results are + unpredictable. + + @param[in] Guid The token space for the token number. + @param[in] TokenNumber The PCD token number. + + @return The size 32-bit value for the PCD token. + +**/ +typedef +UINT32 +(EFIAPI *PCD_PROTOCOL_GET_EX_32)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber + ); + + + +/** + Retrieves an 64-bit value for a given PCD token. + + Retrieves the 64-bit value of a particular PCD token. + If the TokenNumber is invalid or the token space + specified by Guid does not exist, the results are + unpredictable. + + @param[in] Guid The token space for the token number. + @param[in] TokenNumber The PCD token number. + + @return The size 64-bit value for the PCD token. + +**/ +typedef +UINT64 +(EFIAPI *PCD_PROTOCOL_GET_EX_64)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber + ); + + + +/** + Retrieves a pointer to a value for a given PCD token. + + Retrieves the current pointer to the buffer for a PCD token number. + Do not make any assumptions about the alignment of the pointer that + is returned by this function call. If the TokenNumber is invalid, + the results are unpredictable. + + @param[in] Guid The token space for the token number. + @param[in] TokenNumber The PCD token number. + + @return The pointer to the buffer to be retrieved. + +**/ +typedef +VOID * +(EFIAPI *PCD_PROTOCOL_GET_EX_POINTER)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber + ); + + + +/** + Retrieves a Boolean value for a given PCD token. + + Retrieves the Boolean value of a particular PCD token. + If the TokenNumber is invalid or the token space + specified by Guid does not exist, the results are + unpredictable. + + @param[in] Guid The token space for the token number. + @param[in] TokenNumber The PCD token number. + + @return The size Boolean value for the PCD token. + +**/ +typedef +BOOLEAN +(EFIAPI *PCD_PROTOCOL_GET_EX_BOOLEAN)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber + ); + + + +/** + Retrieves the size of the value for a given PCD token. + + Retrieves the current size of a particular PCD token. + If the TokenNumber is invalid, the results are unpredictable. + + @param[in] Guid The token space for the token number. + @param[in] TokenNumber The PCD token number. + + @return The size of the value for the PCD token. + +**/ +typedef +UINTN +(EFIAPI *PCD_PROTOCOL_GET_EX_SIZE)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber + ); + + + +/** + Sets an 8-bit value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET8)( + IN UINTN TokenNumber, + IN UINT8 Value + ); + + + +/** + Sets a 16-bit value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET16)( + IN UINTN TokenNumber, + IN UINT16 Value + ); + + + +/** + Sets a 32-bit value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET32)( + IN UINTN TokenNumber, + IN UINT32 Value + ); + + + +/** + Sets a 64-bit value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET64)( + IN UINTN TokenNumber, + IN UINT64 Value + ); + + + +/** + Sets a value of a specified size for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] TokenNumber The PCD token number. + @param[in, out] SizeOfBuffer A pointer to the length of the value being set for the PCD token. + On input, if the SizeOfValue is greater than the maximum size supported + for this TokenNumber then the output value of SizeOfValue will reflect + the maximum size supported for this TokenNumber. + @param[in] Buffer The buffer to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET_POINTER)( + IN UINTN TokenNumber, + IN OUT UINTN *SizeOfBuffer, + IN VOID *Buffer + ); + + + +/** + Sets a Boolean value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET_BOOLEAN)( + IN UINTN TokenNumber, + IN BOOLEAN Value + ); + + + +/** + Sets an 8-bit value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value. + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET_EX_8)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber, + IN UINT8 Value + ); + + + +/** + Sets an 16-bit value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value. + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET_EX_16)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber, + IN UINT16 Value + ); + + + +/** + Sets a 32-bit value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value. + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET_EX_32)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber, + IN UINT32 Value + ); + + + +/** + Sets a 64-bit value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value. + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET_EX_64)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber, + IN UINT64 Value + ); + + + +/** + Sets a value of a specified size for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value. + @param[in] TokenNumber The PCD token number. + @param[in, out] SizeOfBuffer A pointer to the length of the value being set for the PCD token. + On input, if the SizeOfValue is greater than the maximum size supported + for this TokenNumber then the output value of SizeOfValue will reflect + the maximum size supported for this TokenNumber. + @param[in] Buffer The buffer to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET_EX_POINTER)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber, + IN OUT UINTN *SizeOfBuffer, + IN VOID *Buffer + ); + + + +/** + Sets a Boolean value for a given PCD token. + + When the PCD service sets a value, it will check to ensure that the + size of the value being set is compatible with the Token's existing definition. + If it is not, an error will be returned. + + @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value. + @param[in] TokenNumber The PCD token number. + @param[in] Value The value to set for the PCD token. + + @retval EFI_SUCCESS The procedure returned successfully. + @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data + being set was incompatible with a call to this function. + Use GetSize() to retrieve the size of the target data. + @retval EFI_NOT_FOUND The PCD service could not find the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_SET_EX_BOOLEAN)( + IN CONST EFI_GUID *Guid, + IN UINTN TokenNumber, + IN BOOLEAN Value + ); + + + +/** + Callback on SET function prototype definition. + + This notification function serves two purposes. + Firstly, it notifies the module which did the registration that the value + of this PCD token has been set. Secondly, it provides a mechanism for the + module that did the registration to intercept the set operation and override + the value that has been set, if necessary. After the invocation of the callback function, + TokenData will be used by PCD service DXE driver to modify the internal data in + PCD database. + + @param[in] CallBackGuid The PCD token GUID being set. + @param[in] CallBackToken The PCD token number being set. + @param[in, out] TokenData A pointer to the token data being set. + @param[in] TokenDataSize The size, in bytes, of the data being set. + + @retval VOID + +**/ +typedef +VOID +(EFIAPI *PCD_PROTOCOL_CALLBACK)( + IN CONST EFI_GUID *CallBackGuid, OPTIONAL + IN UINTN CallBackToken, + IN OUT VOID *TokenData, + IN UINTN TokenDataSize + ); + + + +/** + Specifies a function to be called anytime the value of a designated token is changed. + + @param[in] TokenNumber The PCD token number. + @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value. + @param[in] CallBackFunction The function prototype called when the value associated with the CallBackToken is set. + + @retval EFI_SUCCESS The PCD service has successfully established a call event + for the CallBackToken requested. + @retval EFI_NOT_FOUND The PCD service could not find the referenced token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_CALLBACK_ONSET)( + IN CONST EFI_GUID *Guid, OPTIONAL + IN UINTN TokenNumber, + IN PCD_PROTOCOL_CALLBACK CallBackFunction + ); + + + +/** + Cancels a previously set callback function for a particular PCD token number. + + @param[in] TokenNumber The PCD token number. + @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value. + @param[in] CallBackFunction The function prototype called when the value associated with the CallBackToken is set. + + @retval EFI_SUCCESS The PCD service has successfully established a call event + for the CallBackToken requested. + @retval EFI_NOT_FOUND The PCD service could not find the referenced token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_CANCEL_CALLBACK)( + IN CONST EFI_GUID *Guid, OPTIONAL + IN UINTN TokenNumber, + IN PCD_PROTOCOL_CALLBACK CallBackFunction + ); + + + +/** + Retrieves the next valid token number in a given namespace. + + This is useful since the PCD infrastructure contains a sparse list of token numbers, + and one cannot a priori know what token numbers are valid in the database. + + If TokenNumber is 0 and Guid is not NULL, then the first token from the token space specified by Guid is returned. + If TokenNumber is not 0 and Guid is not NULL, then the next token in the token space specified by Guid is returned. + If TokenNumber is 0 and Guid is NULL, then the first token in the default token space is returned. + If TokenNumber is not 0 and Guid is NULL, then the next token in the default token space is returned. + The token numbers in the default token space may not be related to token numbers in token spaces that are named by Guid. + If the next token number can be retrieved, then it is returned in TokenNumber, and EFI_SUCCESS is returned. + If TokenNumber represents the last token number in the token space specified by Guid, then EFI_NOT_FOUND is returned. + If TokenNumber is not present in the token space specified by Guid, then EFI_NOT_FOUND is returned. + + + @param[in] Guid The 128-bit unique value that designates the namespace from which to retrieve the next token. + This is an optional parameter that may be NULL. If this parameter is NULL, then a request is + being made to retrieve tokens from the default token space. + @param[in,out] TokenNumber + A pointer to the PCD token number to use to find the subsequent token number. + + @retval EFI_SUCCESS The PCD service has retrieved the next valid token number. + @retval EFI_NOT_FOUND The PCD service could not find data from the requested token number. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_GET_NEXT_TOKEN)( + IN CONST EFI_GUID *Guid, OPTIONAL + IN OUT UINTN *TokenNumber + ); + + + +/** + Retrieves the next valid PCD token namespace for a given namespace. + + Gets the next valid token namespace for a given namespace. This is useful to traverse the valid + token namespaces on a platform. + + @param[in, out] Guid An indirect pointer to EFI_GUID. On input it designates a known token namespace + from which the search will start. On output, it designates the next valid token + namespace on the platform. If *Guid is NULL, then the GUID of the first token + space of the current platform is returned. If the search cannot locate the next valid + token namespace, an error is returned and the value of *Guid is undefined. + + @retval EFI_SUCCESS The PCD service retrieved the value requested. + @retval EFI_NOT_FOUND The PCD service could not find the next valid token namespace. + +**/ +typedef +EFI_STATUS +(EFIAPI *PCD_PROTOCOL_GET_NEXT_TOKENSPACE)( + IN OUT CONST EFI_GUID **Guid + ); + +/// +/// This service abstracts the ability to set/get Platform Configuration Database (PCD). +/// +typedef struct { + PCD_PROTOCOL_SET_SKU SetSku; + + PCD_PROTOCOL_GET8 Get8; + PCD_PROTOCOL_GET16 Get16; + PCD_PROTOCOL_GET32 Get32; + PCD_PROTOCOL_GET64 Get64; + PCD_PROTOCOL_GET_POINTER GetPtr; + PCD_PROTOCOL_GET_BOOLEAN GetBool; + PCD_PROTOCOL_GET_SIZE GetSize; + + PCD_PROTOCOL_GET_EX_8 Get8Ex; + PCD_PROTOCOL_GET_EX_16 Get16Ex; + PCD_PROTOCOL_GET_EX_32 Get32Ex; + PCD_PROTOCOL_GET_EX_64 Get64Ex; + PCD_PROTOCOL_GET_EX_POINTER GetPtrEx; + PCD_PROTOCOL_GET_EX_BOOLEAN GetBoolEx; + PCD_PROTOCOL_GET_EX_SIZE GetSizeEx; + + PCD_PROTOCOL_SET8 Set8; + PCD_PROTOCOL_SET16 Set16; + PCD_PROTOCOL_SET32 Set32; + PCD_PROTOCOL_SET64 Set64; + PCD_PROTOCOL_SET_POINTER SetPtr; + PCD_PROTOCOL_SET_BOOLEAN SetBool; + + PCD_PROTOCOL_SET_EX_8 Set8Ex; + PCD_PROTOCOL_SET_EX_16 Set16Ex; + PCD_PROTOCOL_SET_EX_32 Set32Ex; + PCD_PROTOCOL_SET_EX_64 Set64Ex; + PCD_PROTOCOL_SET_EX_POINTER SetPtrEx; + PCD_PROTOCOL_SET_EX_BOOLEAN SetBoolEx; + + PCD_PROTOCOL_CALLBACK_ONSET CallbackOnSet; + PCD_PROTOCOL_CANCEL_CALLBACK CancelCallback; + PCD_PROTOCOL_GET_NEXT_TOKEN GetNextToken; + PCD_PROTOCOL_GET_NEXT_TOKENSPACE GetNextTokenSpace; +} PCD_PROTOCOL; + +#endif |