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Add [in,out] in the @param for PCD header and c file.

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Update GetNextToken and GetNextTokenSpaces APIs parameter sequence according to PCD spec.


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1040 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qwang12 2006-07-19 05:18:47 +00:00
parent 020fa45d13
commit 2a870f5348
9 changed files with 223 additions and 175 deletions
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4
EdkModulePkg/Universal/PCD/Dxe/Pcd.c
View File

@ -467,8 +467,8 @@ DxePcdSetBoolEx (
EFI_STATUS EFI_STATUS
EFIAPI EFIAPI
DxeRegisterCallBackOnSet ( DxeRegisterCallBackOnSet (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PROTOCOL_CALLBACK CallBackFunction IN PCD_PROTOCOL_CALLBACK CallBackFunction
) )
{ {
@ -482,8 +482,8 @@ DxeRegisterCallBackOnSet (
EFI_STATUS EFI_STATUS
EFIAPI EFIAPI
DxeUnRegisterCallBackOnSet ( DxeUnRegisterCallBackOnSet (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PROTOCOL_CALLBACK CallBackFunction IN PCD_PROTOCOL_CALLBACK CallBackFunction
) )
{ {

4
EdkModulePkg/Universal/PCD/Dxe/Service.h
View File

@ -284,8 +284,8 @@ DxePcdSetBoolEx (
EFI_STATUS EFI_STATUS
EFIAPI EFIAPI
DxeRegisterCallBackOnSet ( DxeRegisterCallBackOnSet (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PROTOCOL_CALLBACK CallBackFunction IN PCD_PROTOCOL_CALLBACK CallBackFunction
) )
; ;
@ -294,8 +294,8 @@ DxeRegisterCallBackOnSet (
EFI_STATUS EFI_STATUS
EFIAPI EFIAPI
DxeUnRegisterCallBackOnSet ( DxeUnRegisterCallBackOnSet (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PROTOCOL_CALLBACK CallBackFunction IN PCD_PROTOCOL_CALLBACK CallBackFunction
) )
; ;

4
EdkModulePkg/Universal/PCD/Pei/Pcd.c
View File

@ -441,8 +441,8 @@ PeiPcdSetBoolEx (
EFI_STATUS EFI_STATUS
EFIAPI EFIAPI
PeiRegisterCallBackOnSet ( PeiRegisterCallBackOnSet (
IN UINTN ExTokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN ExTokenNumber,
IN PCD_PPI_CALLBACK CallBackFunction IN PCD_PPI_CALLBACK CallBackFunction
) )
{ {
@ -456,8 +456,8 @@ PeiRegisterCallBackOnSet (
EFI_STATUS EFI_STATUS
EFIAPI EFIAPI
PcdUnRegisterCallBackOnSet ( PcdUnRegisterCallBackOnSet (
IN UINTN ExTokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN ExTokenNumber,
IN PCD_PPI_CALLBACK CallBackFunction IN PCD_PPI_CALLBACK CallBackFunction
) )
{ {

4
EdkModulePkg/Universal/PCD/Pei/Service.h
View File

@ -279,8 +279,8 @@ PeiPcdSetBoolEx (
EFI_STATUS EFI_STATUS
EFIAPI EFIAPI
PeiRegisterCallBackOnSet ( PeiRegisterCallBackOnSet (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PPI_CALLBACK CallBackFunction IN PCD_PPI_CALLBACK CallBackFunction
) )
; ;
@ -289,8 +289,8 @@ PeiRegisterCallBackOnSet (
EFI_STATUS EFI_STATUS
EFIAPI EFIAPI
PcdUnRegisterCallBackOnSet ( PcdUnRegisterCallBackOnSet (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PPI_CALLBACK CallBackFunction IN PCD_PPI_CALLBACK CallBackFunction
) )
; ;

10
MdePkg/Include/Library/PcdLib.h
View File

@ -624,9 +624,17 @@ LibPcdSetExBool (
If Guid is NULL, then the default token space is used. If Guid is NULL, then the default token space is used.
If NotificationFunction is NULL, then ASSERT(). If NotificationFunction is NULL, then ASSERT().
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 which did the registration to intercept
the set operation and override the value been set if necessary. After the invocation
of the callback function, TokenData will be used by PCD service PEIM or driver to
modify the internal data in PCD database.
@param[in] CallBackGuid The PCD token GUID being set. @param[in] CallBackGuid The PCD token GUID being set.
@param[in] CallBackToken The PCD token number being set. @param[in] CallBackToken The PCD token number being set.
@param[in] TokenData A pointer to the token data 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. @param[in] TokenDataSize The size, in bytes, of the data being set.
@retval VOID @retval VOID

180
MdePkg/Include/Ppi/Pcd.h
View File

@ -43,7 +43,7 @@ extern EFI_GUID gPcdPpiGuid;
the system uses the default SKU Id. If the system attempts to use the default SKU Id and no value has been 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. set for that Id, the results are unpredictable.
@param SkuId The SKU value that will be used when the PCD service will retrieve and @param[in] SkuId The SKU value that will be used when the PCD service will retrieve and
set values associated with a PCD token. set values associated with a PCD token.
@retval VOID @retval VOID
@ -63,7 +63,7 @@ VOID
Retrieves the current byte-sized value for a PCD token number. Retrieves the current byte-sized value for a PCD token number.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The UINT8 value. @return The UINT8 value.
@ -82,7 +82,7 @@ UINT8
Retrieves the current 16-bits value for a PCD token number. Retrieves the current 16-bits value for a PCD token number.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The UINT16 value. @return The UINT16 value.
@ -101,7 +101,7 @@ UINT16
Retrieves the current 32-bits value for a PCD token number. Retrieves the current 32-bits value for a PCD token number.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The UINT32 value. @return The UINT32 value.
@ -120,7 +120,7 @@ UINT32
Retrieves the current 64-bits value for a PCD token number. Retrieves the current 64-bits value for a PCD token number.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The UINT64 value. @return The UINT64 value.
@ -141,7 +141,7 @@ UINT64
is returned by this function call. If the TokenNumber is invalid, is returned by this function call. If the TokenNumber is invalid,
the results are unpredictable. the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The pointer to the buffer to be retrived. @return The pointer to the buffer to be retrived.
@ -162,7 +162,7 @@ VOID *
is returned by this function call. If the TokenNumber is invalid, is returned by this function call. If the TokenNumber is invalid,
the results are unpredictable. the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The Boolean value. @return The Boolean value.
@ -181,7 +181,7 @@ BOOLEAN
Retrieves the current size of a particular PCD token. Retrieves the current size of a particular PCD token.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size of the value for the PCD token. @return The size of the value for the PCD token.
@ -202,8 +202,8 @@ UINTN
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size 8-bit value for the PCD token. @return The size 8-bit value for the PCD token.
@ -225,8 +225,8 @@ UINT8
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size 16-bit value for the PCD token. @return The size 16-bit value for the PCD token.
@ -248,8 +248,8 @@ UINT16
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size 32-bit value for the PCD token. @return The size 32-bit value for the PCD token.
@ -271,8 +271,8 @@ UINT32
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size 64-bit value for the PCD token. @return The size 64-bit value for the PCD token.
@ -294,8 +294,8 @@ UINT64
is returned by this function call. If the TokenNumber is invalid, is returned by this function call. If the TokenNumber is invalid,
the results are unpredictable. the results are unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The pointer to the buffer to be retrived. @return The pointer to the buffer to be retrived.
@ -317,8 +317,8 @@ VOID *
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size Boolean value for the PCD token. @return The size Boolean value for the PCD token.
@ -338,8 +338,8 @@ BOOLEAN
Retrieves the current size of a particular PCD token. Retrieves the current size of a particular PCD token.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size of the value for the PCD token. @return The size of the value for the PCD token.
@ -360,8 +360,8 @@ UINTN
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -386,8 +386,8 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -412,8 +412,8 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -438,8 +438,8 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -465,12 +465,12 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param SizeOfBuffer A pointer to the length of the value being set for the PCD token. @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 On input, if the SizeOfValue is greater than the maximum size supported
for this TokenNumber then the output value of SizeOfValue will reflect for this TokenNumber then the output value of SizeOfValue will reflect
the maximum size supported for this TokenNumber. the maximum size supported for this TokenNumber.
@param Buffer The buffer to set for the PCD token. @param[in] Buffer The buffer to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -496,8 +496,8 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -522,9 +522,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -550,9 +550,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -578,9 +578,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -606,9 +606,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -634,13 +634,13 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param SizeOfBuffer A pointer to the length of the value being set for the PCD token. @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 On input, if the SizeOfValue is greater than the maximum size supported
for this TokenNumber then the output value of SizeOfValue will reflect for this TokenNumber then the output value of SizeOfValue will reflect
the maximum size supported for this TokenNumber. the maximum size supported for this TokenNumber.
@param Buffer The buffer to set for the PCD token. @param[in] Buffer The buffer to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -667,9 +667,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -691,10 +691,17 @@ EFI_STATUS
/** /**
Callback on SET function prototype definition. Callback on SET function prototype definition.
@param CallBackGuid The PCD token GUID being set. This notification function serves two purposes. Firstly, it notifies the module
@param CallBackToken The PCD token number being set. which did the registration that the value of this PCD token has been set. Secondly,
@param TokenData A pointer to the token data being set. it provides a mechanism for the module which did the registration to intercept the set
@param TokenDataSize The size, in bytes, of the data being set. operation and override the value been set if necessary. After the invocation of the
callback function, TokenData will be used by PCD service PEIM 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 @retval VOID
@ -713,9 +720,9 @@ VOID
/** /**
Specifies a function to be called anytime the value of a designated token is changed. Specifies a function to be called anytime the value of a designated token is changed.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param CallBackFunction The function prototype called when the value associated with the CallBackToken is set. @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 @retval EFI_SUCCESS The PCD service has successfully established a call event
for the CallBackToken requested. for the CallBackToken requested.
@ -725,8 +732,8 @@ VOID
typedef typedef
EFI_STATUS EFI_STATUS
(EFIAPI *PCD_PPI_CALLBACK_ONSET) ( (EFIAPI *PCD_PPI_CALLBACK_ONSET) (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PPI_CALLBACK CallBackFunction IN PCD_PPI_CALLBACK CallBackFunction
); );
@ -735,9 +742,9 @@ EFI_STATUS
/** /**
Cancels a previously set callback function for a particular PCD token number. Cancels a previously set callback function for a particular PCD token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param CallBackFunction The function prototype called when the value associated with the CallBackToken is set. @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 @retval EFI_SUCCESS The PCD service has successfully established a call event
for the CallBackToken requested. for the CallBackToken requested.
@ -747,8 +754,8 @@ EFI_STATUS
typedef typedef
EFI_STATUS EFI_STATUS
(EFIAPI *PCD_PPI_CANCEL_CALLBACK) ( (EFIAPI *PCD_PPI_CANCEL_CALLBACK) (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PPI_CALLBACK CallBackFunction IN PCD_PPI_CALLBACK CallBackFunction
); );
@ -757,12 +764,19 @@ EFI_STATUS
/** /**
Retrieves the next valid PCD token for a given namespace. Retrieves the next valid PCD token for a given namespace.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber A pointer to the PCD token number to use to find the subsequent token number. @param[in, out] TokenNumber A pointer to the PCD token number to use to find the subsequent token number.
To retrieve the "first" token, have the pointer reference a TokenNumber value of 0. If the input token namespace or token number does not exist on the platform, an error is
returned and the value of *TokenNumber is undefined. To retrieve the ¡°first¡± token,
have the pointer reference a TokenNumber value of 0. If the input token number is 0
and there is no valid token number for this token namespace, *TokenNumber will be
assigned to 0 and the function return EFI_SUCCESS. If the token number is the last valid
token number, *TokenNumber will be assigned to 0 and the function return EFI_SUCCESS.
@retval EFI_SUCCESS The PCD service retrieved the value requested. @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. Or the input token number is already the last valid token number in the PCD database.
In the later case, *TokenNumber is updated with the value of 0.
@retval EFI_NOT_FOUND If this input token number and token namespace does not exist on the platform.
**/ **/
typedef typedef
@ -777,17 +791,23 @@ EFI_STATUS
/** /**
Retrieves the next valid PCD token namespace for a given namespace. Retrieves the next valid PCD token namespace for a given namespace.
@param Guid An indirect pointer to EFI_GUID. On input it designates a known @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, token namespace from which the search will start. On output, it designates
it designates the next valid token namespace on the platform. the next valid token namespace on the platform. If the input token namespace
If *Guid is NULL, then the GUID of the first token space of the current platform is returned. does not exist on the platform, an error is returned and the value of *Guid is
If this input token namespace is the last tokenspace on the platform, undefined. If *Guid is NULL, then the GUID of the first token space of the
current platform is assigned to *Guid the function return EFI_SUCCESS.
If *Guid is NULL and there is no namespace exist in the platform other than the default
(NULL) tokennamespace, *Guid is unchanged and the function return EFI_SUCCESS.
If this input token namespace is the last namespace on the platform,
*Guid will be assigned to NULL and the function return EFI_SUCCESS. *Guid will be assigned to NULL and the function return EFI_SUCCESS.
If the search cannot locate the input 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_SUCCESS The PCD service has retrieved the next valid token namespace.
@retval EFI_NOT_FOUND The PCD service could not find the input token namespace. Or the input token namespace is already the last valid token
number in the PCD database. In the later case, *Guid is updated
with the value of NULL. Or the input token name space is NULL and there
is no valid token namespace other than the default namespace (NULL).
@retval EFI_NOT_FOUND If the input token namespace does not exist on the platform.
**/ **/
typedef typedef

184
MdePkg/Include/Protocol/Pcd.h
View File

@ -42,7 +42,7 @@ extern EFI_GUID gPcdProtocolGuid;
the system uses the default SKU Id. If the system attempts to use the default SKU Id and no value has been 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. set for that Id, the results are unpredictable.
@param SkuId The SKU value that will be used when the PCD service will retrieve and @param[in] SkuId The SKU value that will be used when the PCD service will retrieve and
set values associated with a PCD token. set values associated with a PCD token.
@retval VOID @retval VOID
@ -62,7 +62,7 @@ VOID
Retrieves the current byte-sized value for a PCD token number. Retrieves the current byte-sized value for a PCD token number.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The UINT8 value. @return The UINT8 value.
@ -81,7 +81,7 @@ UINT8
Retrieves the current 16-bits value for a PCD token number. Retrieves the current 16-bits value for a PCD token number.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The UINT16 value. @return The UINT16 value.
@ -100,7 +100,7 @@ UINT16
Retrieves the current 32-bits value for a PCD token number. Retrieves the current 32-bits value for a PCD token number.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The UINT32 value. @return The UINT32 value.
@ -119,7 +119,7 @@ UINT32
Retrieves the current 64-bits value for a PCD token number. Retrieves the current 64-bits value for a PCD token number.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The UINT64 value. @return The UINT64 value.
@ -140,7 +140,7 @@ UINT64
is returned by this function call. If the TokenNumber is invalid, is returned by this function call. If the TokenNumber is invalid,
the results are unpredictable. the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The pointer to the buffer to be retrived. @return The pointer to the buffer to be retrived.
@ -161,7 +161,7 @@ VOID *
is returned by this function call. If the TokenNumber is invalid, is returned by this function call. If the TokenNumber is invalid,
the results are unpredictable. the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The Boolean value. @return The Boolean value.
@ -180,7 +180,7 @@ BOOLEAN
Retrieves the current size of a particular PCD token. Retrieves the current size of a particular PCD token.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size of the value for the PCD token. @return The size of the value for the PCD token.
@ -201,8 +201,8 @@ UINTN
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size 8-bit value for the PCD token. @return The size 8-bit value for the PCD token.
@ -224,8 +224,8 @@ UINT8
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size 16-bit value for the PCD token. @return The size 16-bit value for the PCD token.
@ -247,8 +247,8 @@ UINT16
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size 32-bit value for the PCD token. @return The size 32-bit value for the PCD token.
@ -269,8 +269,8 @@ UINT32
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size 64-bit value for the PCD token. @return The size 64-bit value for the PCD token.
@ -292,8 +292,8 @@ UINT64
is returned by this function call. If the TokenNumber is invalid, is returned by this function call. If the TokenNumber is invalid,
the results are unpredictable. the results are unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The pointer to the buffer to be retrived. @return The pointer to the buffer to be retrived.
@ -315,8 +315,8 @@ VOID *
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size Boolean value for the PCD token. @return The size Boolean value for the PCD token.
@ -336,8 +336,8 @@ BOOLEAN
Retrieves the current size of a particular PCD token. Retrieves the current size of a particular PCD token.
If the TokenNumber is invalid, the results are unpredictable. If the TokenNumber is invalid, the results are unpredictable.
@param Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@return The size of the value for the PCD token. @return The size of the value for the PCD token.
@ -358,8 +358,8 @@ UINTN
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -384,8 +384,8 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -410,8 +410,8 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -436,8 +436,8 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -462,12 +462,12 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param SizeOfBuffer A pointer to the length of the value being set for the PCD token. @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 On input, if the SizeOfValue is greater than the maximum size supported
for this TokenNumber then the output value of SizeOfValue will reflect for this TokenNumber then the output value of SizeOfValue will reflect
the maximum size supported for this TokenNumber. the maximum size supported for this TokenNumber.
@param Buffer The buffer to set for the PCD token. @param[in] Buffer The buffer to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -493,8 +493,8 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -519,9 +519,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -547,9 +547,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -575,9 +575,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -603,9 +603,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -631,13 +631,13 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param SizeOfBuffer A pointer to the length of the value being set for the PCD token. @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 On input, if the SizeOfValue is greater than the maximum size supported
for this TokenNumber then the output value of SizeOfValue will reflect for this TokenNumber then the output value of SizeOfValue will reflect
the maximum size supported for this TokenNumber. the maximum size supported for this TokenNumber.
@param Buffer The buffer to set for the PCD token. @param[in] Buffer The buffer to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -664,9 +664,9 @@ EFI_STATUS
size of the value being set is compatible with the Token's existing definition. size of the value being set is compatible with the Token's existing definition.
If it is not, an error will be returned. If it is not, an error will be returned.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Value The value to set for the PCD token. @param[in] Value The value to set for the PCD token.
@retval EFI_SUCCESS Procedure returned successfully. @retval EFI_SUCCESS Procedure returned successfully.
@retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data
@ -688,10 +688,18 @@ EFI_STATUS
/** /**
Callback on SET function prototype definition. Callback on SET function prototype definition.
@param CallBackGuid The PCD token GUID being set. This notification function serves two purposes.
@param CallBackToken The PCD token number being set. Firstly, it notifies the module which did the registration that the value
@param TokenData A pointer to the token data being set. of this PCD token has been set. Secondly, it provides a mechanism for the
@param TokenDataSize The size, in bytes, of the data being set. module which did the registration to intercept the set operation and override
the value 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 @retval VOID
@ -710,9 +718,9 @@ VOID
/** /**
Specifies a function to be called anytime the value of a designated token is changed. Specifies a function to be called anytime the value of a designated token is changed.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param CallBackFunction The function prototype called when the value associated with the CallBackToken is set. @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 @retval EFI_SUCCESS The PCD service has successfully established a call event
for the CallBackToken requested. for the CallBackToken requested.
@ -722,8 +730,8 @@ VOID
typedef typedef
EFI_STATUS EFI_STATUS
(EFIAPI *PCD_PROTOCOL_CALLBACK_ONSET) ( (EFIAPI *PCD_PROTOCOL_CALLBACK_ONSET) (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PROTOCOL_CALLBACK CallBackFunction IN PCD_PROTOCOL_CALLBACK CallBackFunction
); );
@ -732,9 +740,9 @@ EFI_STATUS
/** /**
Cancels a previously set callback function for a particular PCD token number. Cancels a previously set callback function for a particular PCD token number.
@param TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param CallBackFunction The function prototype called when the value associated with the CallBackToken is set. @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 @retval EFI_SUCCESS The PCD service has successfully established a call event
for the CallBackToken requested. for the CallBackToken requested.
@ -744,8 +752,8 @@ EFI_STATUS
typedef typedef
EFI_STATUS EFI_STATUS
(EFIAPI *PCD_PROTOCOL_CANCEL_CALLBACK) ( (EFIAPI *PCD_PROTOCOL_CANCEL_CALLBACK) (
IN UINTN TokenNumber,
IN CONST EFI_GUID *Guid, OPTIONAL IN CONST EFI_GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_PROTOCOL_CALLBACK CallBackFunction IN PCD_PROTOCOL_CALLBACK CallBackFunction
); );
@ -754,12 +762,19 @@ EFI_STATUS
/** /**
Retrieves the next valid PCD token for a given namespace. Retrieves the next valid PCD token for a given namespace.
@param Guid The 128-bit unique value that designates the namespace from which to extract the value. @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.
@param TokenNumber A pointer to the PCD token number to use to find the subsequent token number. @param[in,out] TokenNumber A pointer to the PCD token number to use to find the subsequent token number.
To retrieve the "first" token, have the pointer reference a TokenNumber value of 0. If the input token namespace or token number does not exist on the platform,
an error is returned and the value of *TokenNumber is undefined. To retrieve the ¡°first¡± token,
have the pointer reference a TokenNumber value of 0. If the input token number is 0 and
there is no valid token number for this token namespace, *TokenNumber will be assigned to
0 and the function return EFI_SUCCESS. If the token number is the last valid token number,
*TokenNumber will be assigned to 0 and the function return EFI_SUCCESS.
@retval EFI_SUCCESS The PCD service retrieved the value requested. @retval EFI_SUCCESS The PCD service retrieved the next valid token number. Or the input token number
@retval EFI_NOT_FOUND The PCD service could not find data from the requested token number. is already the last valid token number in the PCD database.
In the later case, *TokenNumber is updated with the value of 0.
@retval EFI_NOT_FOUND If this input token number and token namespace does not exist on the platform.
**/ **/
typedef typedef
@ -774,23 +789,28 @@ EFI_STATUS
/** /**
Retrieves the next valid PCD token namespace for a given namespace. Retrieves the next valid PCD token namespace for a given namespace.
@param Guid An indirect pointer to EFI_GUID. On input it designates a known @param[in, out] Guid An indirect pointer to EFI_GUID. On input it designates
token namespace from which the search will start. On output, a known token namespace from which the search will start. On output,
it designates the next valid token namespace on the platform. it designates the next valid token namespace on the platform. If the input
If *Guid is NULL, then the GUID of the first token space of the current platform is returned. token namespace does not exist on the platform, an error is returned and
If this input token namespace is the last tokenspace on the platform, the value of *Guid is undefined. If *Guid is NULL, then the GUID of the
*Guid will be assigned to NULL and the function return EFI_SUCCESS. first token space of the current platform is assigned to *Guid the function
If the search cannot locate the input token namespace, an error is returned and return EFI_SUCCESS. If *Guid is NULL and there is no namespace exist in
the value of *Guid is undefined. the platform other than the default (NULL) tokennamespace, *Guid is unchanged
and the function return EFI_SUCCESS. If this input token namespace is the last
namespace on the platform, *Guid will be assigned to NULL and the function return
EFI_SUCCESS.
@retval EFI_SUCCESS The PCD service retrieved the value requested. @retval EFI_SUCCESS The PCD service retrieved the next valid token space Guid.
@retval EFI_NOT_FOUND The PCD service could not find the input token namespace. Or the input token space Guid is already the last valid token space Guid
in the PCD database. In the later case, *Guid is updated with the value of NULL.
@retval EFI_NOT_FOUND If the input token namespace does not exist on the platform.
**/ **/
typedef typedef
EFI_STATUS EFI_STATUS
(EFIAPI *PCD_PROTOCOL_GET_NEXT_TOKENSPACE) ( (EFIAPI *PCD_PROTOCOL_GET_NEXT_TOKENSPACE) (
IN CONST EFI_GUID **Guid IN OUT CONST EFI_GUID **Guid
); );

4
MdePkg/Library/DxePcdLib/DxePcdLib.c
View File

@ -806,7 +806,7 @@ LibPcdCallbackOnSet (
ASSERT (NotificationFunction != NULL); ASSERT (NotificationFunction != NULL);
Status = mPcd->CallbackOnSet (TokenNumber, Guid, NotificationFunction); Status = mPcd->CallbackOnSet (Guid, TokenNumber, NotificationFunction);
ASSERT_EFI_ERROR (Status); ASSERT_EFI_ERROR (Status);
@ -838,7 +838,7 @@ LibPcdCancelCallback (
ASSERT (NotificationFunction != NULL); ASSERT (NotificationFunction != NULL);
Status = mPcd->CancelCallback (TokenNumber, Guid, NotificationFunction); Status = mPcd->CancelCallback (Guid, TokenNumber, NotificationFunction);
ASSERT_EFI_ERROR (Status); ASSERT_EFI_ERROR (Status);

4
MdePkg/Library/PeiPcdLib/PeiPcdLib.c
View File

@ -906,7 +906,7 @@ LibPcdCallbackOnSet (
PcdPpi = GetPcdPpiPtr (); PcdPpi = GetPcdPpiPtr ();
Status = PcdPpi->CallbackOnSet (TokenNumber, Guid, NotificationFunction); Status = PcdPpi->CallbackOnSet (Guid, TokenNumber, NotificationFunction);
ASSERT_EFI_ERROR (Status); ASSERT_EFI_ERROR (Status);
@ -940,7 +940,7 @@ LibPcdCancelCallback (
PcdPpi = GetPcdPpiPtr (); PcdPpi = GetPcdPpiPtr ();
Status = PcdPpi->CancelCallback (TokenNumber, Guid, NotificationFunction); Status = PcdPpi->CancelCallback (Guid, TokenNumber, NotificationFunction);
ASSERT_EFI_ERROR (Status); ASSERT_EFI_ERROR (Status);