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remove PCD_INVALID_TOKEN_NUMBER, that is not defined in PCD Spec.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6123 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff 2008-10-16 09:08:44 +00:00
parent 1003f96692
commit b05ac954ab
2 changed files with 135 additions and 122 deletions
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254
MdePkg/Include/Ppi/Pcd.h
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@ -1,7 +1,7 @@
/** @file /** @file
Platform Configuration Database (PCD) PPI Platform Configuration Database (PCD) PPI
Copyright (c) 2006 - 2007, Intel Corporation Copyright (c) 2006 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at which accompanies this distribution. The full text of the license may be found at
@ -18,9 +18,6 @@
#define PCD_PPI_GUID \ #define PCD_PPI_GUID \
{ 0x6e81c58, 0x4ad7, 0x44bc, { 0x83, 0x90, 0xf1, 0x2, 0x65, 0xf7, 0x24, 0x80 } } { 0x6e81c58, 0x4ad7, 0x44bc, { 0x83, 0x90, 0xf1, 0x2, 0x65, 0xf7, 0x24, 0x80 } }
#define PCD_INVALID_TOKEN_NUMBER ((UINTN) 0)
/** /**
Sets the SKU value for subsequent calls to set or get PCD token values. Sets the SKU value for subsequent calls to set or get PCD token values.
@ -73,7 +70,7 @@ UINT8
/** /**
Retrieves an 16-bit value for a given PCD token. Retrieves a 16-bit value for a given PCD token.
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.
@ -92,7 +89,7 @@ UINT16
/** /**
Retrieves an 32-bit value for a given PCD token. Retrieves a 32-bit value for a given PCD token.
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.
@ -111,7 +108,7 @@ UINT32
/** /**
Retrieves an 64-bit value for a given PCD token. Retrieves a 64-bit value for a given PCD token.
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.
@ -198,7 +195,7 @@ UINTN
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param[in] Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param[in] 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.
@ -214,14 +211,14 @@ UINT8
/** /**
Retrieves an 16-bit value for a given PCD token and token space. Retrieves a 16-bit value for a given PCD token and token space.
Retrieves the 16-bit value of a particular PCD token. Retrieves the 16-bit value of a particular PCD token.
If the TokenNumber is invalid or the token space If the TokenNumber is invalid or the token space
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param[in] Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param[in] 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.
@ -237,14 +234,14 @@ UINT16
/** /**
Retrieves an 32-bit value for a given PCD token and token space. Retrieves a 32-bit value for a given PCD token and token space.
Retrieves the 32-bit value of a particular PCD token. Retrieves the 32-bit value of a particular PCD token.
If the TokenNumber is invalid or the token space If the TokenNumber is invalid or the token space
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param[in] Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param[in] 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.
@ -260,14 +257,14 @@ UINT32
/** /**
Retrieves an 64-bit value for a given PCD token and token space. Retrieves a 64-bit value for a given PCD token and token space.
Retrieves the 64-bit value of a particular PCD token. Retrieves the 64-bit value of a particular PCD token.
If the TokenNumber is invalid or the token space If the TokenNumber is invalid or the token space
specified by Guid does not exist, the results are specified by Guid does not exist, the results are
unpredictable. unpredictable.
@param[in] Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param[in] 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.
@ -290,7 +287,7 @@ 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[in] Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param[in] 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.
@ -334,7 +331,7 @@ 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[in] Guid The token space for the token number. @param[in] Guid The token space for the token number.
@param[in] 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.
@ -357,13 +354,13 @@ UINTN
If it is not, an error will be returned. If it is not, an error will be returned.
@param[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -376,20 +373,20 @@ EFI_STATUS
/** /**
Sets an 16-bit value for a given PCD token. Sets a 16-bit value for a given PCD token.
When the PCD service sets a value, it will check to ensure that the 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. 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[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -402,20 +399,20 @@ EFI_STATUS
/** /**
Sets an 32-bit value for a given PCD token. Sets a 32-bit value for a given PCD token.
When the PCD service sets a value, it will check to ensure that the 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. 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[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -428,20 +425,20 @@ EFI_STATUS
/** /**
Sets an 64-bit value for a given PCD token. Sets a 64-bit value for a given PCD token.
When the PCD service sets a value, it will check to ensure that the 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. 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[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -461,18 +458,18 @@ 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[in] TokenNumber The PCD token number. @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. @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[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -482,6 +479,12 @@ EFI_STATUS
IN OUT UINTN *SizeOfBuffer, IN OUT UINTN *SizeOfBuffer,
IN VOID *Buffer IN VOID *Buffer
); );
///EFI_STATUS
///(EFIAPI *PCD_PPI_SET_POINTER) (
///IN PCD_TOKEN_NUMBER TokenNumber,
///IN UINTN SizeOfValue,
///IN VOID *Buffer
/// );
@ -493,13 +496,13 @@ EFI_STATUS
If it is not, an error will be returned. If it is not, an error will be returned.
@param[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -518,15 +521,15 @@ 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[in] 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[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -540,21 +543,21 @@ EFI_STATUS
/** /**
Sets an 16-bit value for a given PCD token. Sets a 16-bit value for a given PCD token.
When the PCD service sets a value, it will check to ensure that the 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. 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[in] 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[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -568,21 +571,21 @@ EFI_STATUS
/** /**
Sets an 32-bit value for a given PCD token. Sets a 32-bit value for a given PCD token.
When the PCD service sets a value, it will check to ensure that the 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. 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[in] 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[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -596,21 +599,21 @@ EFI_STATUS
/** /**
Sets an 64-bit value for a given PCD token. Sets a 64-bit value for a given PCD token.
When the PCD service sets a value, it will check to ensure that the 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. 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[in] 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[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -630,19 +633,19 @@ 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[in] 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[in] TokenNumber The PCD token number. @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. @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[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -653,7 +656,15 @@ EFI_STATUS
IN OUT UINTN *SizeOfBuffer, IN OUT UINTN *SizeOfBuffer,
IN VOID *Buffer IN VOID *Buffer
); );
/// different with PCD Spec 0.54
///EFI_STATUS
///(EFIAPI *PCD_PPI_SET_EX_POINTER) (
/// IN CONST EFI_GUID *Guid,
/// IN PCD_TOKEN_NUMBER TokenNumber,
/// IN UINTN SizeOfValue,
/// IN VOID *Buffer
/// );
///
/** /**
@ -663,15 +674,15 @@ 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[in] 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[in] TokenNumber The PCD token number. @param[in] TokenNumber The PCD token number.
@param[in] 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
being set was incompatible with a call to this function. being set was incompatible with a call to this function.
Use GetSize() to retrieve the size of the target data. Use GetSize() to retrieve the size of the target data.
@retval EFI_NOT_FOUND The PCD service could not find the requested token number. @retval EFI_NOT_FOUND The PCD service could not find the requested token number.
**/ **/
typedef typedef
@ -694,10 +705,10 @@ EFI_STATUS
callback function, TokenData will be used by PCD service PEIM to modify the internal data callback function, TokenData will be used by PCD service PEIM to modify the internal data
in PCD database. 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, out] 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
@ -759,17 +770,20 @@ EFI_STATUS
/** /**
Retrieves the next valid PCD token for a given namespace. Retrieves the next valid PCD token for a given namespace.
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.
@param[in] 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[in, out] 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.
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, @retval EFI_SUCCESS The PCD service has retrieved the next valid token number.
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 has retrieved the next valid token number.
Or the input token number is already the last valid token number in the PCD database. 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. 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. @retval EFI_NOT_FOUND If this input token number and token namespace does not exist on the platform.
@ -787,16 +801,18 @@ EFI_STATUS
/** /**
Retrieves the next valid PCD token namespace for a given namespace. Retrieves the next valid PCD token namespace for a given namespace.
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.
@param[in, out] 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, it designates token namespace from which the search will start. On output, it designates
the next valid token namespace on the platform. If the input token namespace the next valid token namespace on the platform. If the input token namespace
does not exist on the platform, an error is returned and the value of *Guid is does not exist on the platform, an error is returned and the value of *Guid is
undefined. If *Guid is NULL, then the GUID of the first token space of the undefined.
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.
@retval EFI_SUCCESS The PCD service has retrieved the next valid token namespace. @retval EFI_SUCCESS The PCD service has retrieved the next valid token namespace.
Or the input token namespace is already the last valid token Or the input token namespace is already the last valid token

3
MdePkg/Include/Protocol/Pcd.h
View File

@ -20,9 +20,6 @@ extern EFI_GUID gPcdProtocolGuid;
#define PCD_PROTOCOL_GUID \ #define PCD_PROTOCOL_GUID \
{ 0x11b34006, 0xd85b, 0x4d0a, { 0xa2, 0x90, 0xd5, 0xa5, 0x71, 0x31, 0xe, 0xf7 } } { 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. Sets the SKU value for subsequent calls to set or get PCD token values.