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Synchronize interface function comment from declaration in library class header file to implementation in library instance. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6949 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
klu2 2008-12-10 03:04:00 +00:00
parent 9ece9bd35a
commit 0c3437e043
5 changed files with 350 additions and 277 deletions
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2
MdePkg/Library/PeiMemoryLib/CompareMemWrapper.c
View File

@ -31,7 +31,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
If all Length bytes of the two buffers are identical, then 0 is returned. Otherwise, the If all Length bytes of the two buffers are identical, then 0 is returned. Otherwise, the
value returned is the first mismatched byte in SourceBuffer subtracted from the first value returned is the first mismatched byte in SourceBuffer subtracted from the first
mismatched byte in DestinationBuffer. mismatched byte in DestinationBuffer.
If Length > 0 and DestinationBuffer is NULL, then ASSERT(). If Length > 0 and DestinationBuffer is NULL, then ASSERT().
If Length > 0 and SourceBuffer is NULL, then ASSERT(). If Length > 0 and SourceBuffer is NULL, then ASSERT().
If Length is greater than (MAX_ADDRESS - DestinationBuffer + 1), then ASSERT(). If Length is greater than (MAX_ADDRESS - DestinationBuffer + 1), then ASSERT().

30
MdePkg/Library/PeiMemoryLib/MemLibInternals.h
View File

@ -35,38 +35,42 @@
#include <Library/BaseLib.h> #include <Library/BaseLib.h>
/** /**
Copy Length bytes from Source to Destination. Copies a source buffer to a destination buffer, and returns the destination buffer.
@param DestinationBuffer Target of copy This function wraps the gPS->CopyMem ().
@param SourceBuffer Place to copy from
@param Length Number of bytes to copy @param DestinationBuffer Pointer to the destination buffer of the memory copy.
@param SourceBuffer Pointer to the source buffer of the memory copy.
@param Length Number of bytes to copy from SourceBuffer to DestinationBuffer.
@return Destination @return DestinationBuffer.
**/ **/
VOID * VOID *
EFIAPI EFIAPI
InternalMemCopyMem ( InternalMemCopyMem (
OUT VOID *DestinationBuffer, OUT VOID *Destination,
IN CONST VOID *SourceBuffer, IN CONST VOID *Source,
IN UINTN Length IN UINTN Length
); );
/** /**
Set Buffer to Value for Size bytes. Fills a target buffer with a byte value, and returns the target buffer.
@param Buffer Memory to set. This function wraps the gPS->SetMem ().
@param Length Number of bytes to set
@param Value Value of the set operation. @param Buffer Memory to set.
@param Size Number of bytes to set.
@param Value Value of the set operation.
@return Buffer @return Buffer.
**/ **/
VOID * VOID *
EFIAPI EFIAPI
InternalMemSetMem ( InternalMemSetMem (
OUT VOID *Buffer, OUT VOID *Buffer,
IN UINTN Length, IN UINTN Size,
IN UINT8 Value IN UINT8 Value
); );

296
MdePkg/Library/PeiPcdLib/PeiPcdLib.c
View File

@ -49,11 +49,14 @@ GetPcdPpiPointer (
} }
/** /**
This function provides a means by which SKU support can be established in the PCD infrastructure.
Sets the current SKU in the PCD database to the value specified by SkuId. SkuId is returned. Sets the current SKU in the PCD database to the value specified by SkuId. SkuId is returned.
If SkuId not less than PCD_MAX_SKU_ID, then ASSERT().
@param[in] SkuId The SKU value that will be used when the PCD service will retrieve and
@param[in] SkuId System sku id. The SKU value that will be used when the PCD service will retrieve and set values associated with a PCD token.
set values.
If SkuId >= 0x100, then ASSERT().
@return Return the SKU ID that just be set. @return Return the SKU ID that just be set.
@ -61,7 +64,7 @@ GetPcdPpiPointer (
UINTN UINTN
EFIAPI EFIAPI
LibPcdSetSku ( LibPcdSetSku (
IN UINTN SkuId IN UINTN SkuId
) )
{ {
@ -75,6 +78,8 @@ LibPcdSetSku (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the 8-bit value for the token specified by TokenNumber. Returns the 8-bit value for the token specified by TokenNumber.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@ -85,7 +90,7 @@ LibPcdSetSku (
UINT8 UINT8
EFIAPI EFIAPI
LibPcdGet8 ( LibPcdGet8 (
IN UINTN TokenNumber IN UINTN TokenNumber
) )
{ {
return (GetPcdPpiPointer ())->Get8 (TokenNumber); return (GetPcdPpiPointer ())->Get8 (TokenNumber);
@ -94,9 +99,11 @@ LibPcdGet8 (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the 16-bit value for the token specified by TokenNumber. Returns the 16-bit value for the token specified by TokenNumber.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@return Returns the 16-bit value for the token specified by TokenNumber. @return Returns the 16-bit value for the token specified by TokenNumber.
@ -104,7 +111,7 @@ LibPcdGet8 (
UINT16 UINT16
EFIAPI EFIAPI
LibPcdGet16 ( LibPcdGet16 (
IN UINTN TokenNumber IN UINTN TokenNumber
) )
{ {
return (GetPcdPpiPointer ())->Get16 (TokenNumber); return (GetPcdPpiPointer ())->Get16 (TokenNumber);
@ -113,6 +120,8 @@ LibPcdGet16 (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the 32-bit value for the token specified by TokenNumber. Returns the 32-bit value for the token specified by TokenNumber.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@ -123,7 +132,7 @@ LibPcdGet16 (
UINT32 UINT32
EFIAPI EFIAPI
LibPcdGet32 ( LibPcdGet32 (
IN UINTN TokenNumber IN UINTN TokenNumber
) )
{ {
return (GetPcdPpiPointer ())->Get32 (TokenNumber); return (GetPcdPpiPointer ())->Get32 (TokenNumber);
@ -132,6 +141,8 @@ LibPcdGet32 (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the 64-bit value for the token specified by TokenNumber. Returns the 64-bit value for the token specified by TokenNumber.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@ -142,7 +153,7 @@ LibPcdGet32 (
UINT64 UINT64
EFIAPI EFIAPI
LibPcdGet64 ( LibPcdGet64 (
IN UINTN TokenNumber IN UINTN TokenNumber
) )
{ {
return (GetPcdPpiPointer ())->Get64 (TokenNumber); return (GetPcdPpiPointer ())->Get64 (TokenNumber);
@ -151,6 +162,8 @@ LibPcdGet64 (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the pointer to the buffer of the token specified by TokenNumber. Returns the pointer to the buffer of the token specified by TokenNumber.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@ -161,7 +174,7 @@ LibPcdGet64 (
VOID * VOID *
EFIAPI EFIAPI
LibPcdGetPtr ( LibPcdGetPtr (
IN UINTN TokenNumber IN UINTN TokenNumber
) )
{ {
return (GetPcdPpiPointer ())->GetPtr (TokenNumber); return (GetPcdPpiPointer ())->GetPtr (TokenNumber);
@ -170,6 +183,8 @@ LibPcdGetPtr (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the Boolean value of the token specified by TokenNumber. Returns the Boolean value of the token specified by TokenNumber.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@ -180,7 +195,7 @@ LibPcdGetPtr (
BOOLEAN BOOLEAN
EFIAPI EFIAPI
LibPcdGetBool ( LibPcdGetBool (
IN UINTN TokenNumber IN UINTN TokenNumber
) )
{ {
return (GetPcdPpiPointer ())->GetBool (TokenNumber); return (GetPcdPpiPointer ())->GetBool (TokenNumber);
@ -189,7 +204,7 @@ LibPcdGetBool (
/** /**
Returns the size of the token specified by TokenNumber. This function provides a means by which to retrieve the size of a given PCD token.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@ -199,7 +214,7 @@ LibPcdGetBool (
UINTN UINTN
EFIAPI EFIAPI
LibPcdGetSize ( LibPcdGetSize (
IN UINTN TokenNumber IN UINTN TokenNumber
) )
{ {
return (GetPcdPpiPointer ())->GetSize (TokenNumber); return (GetPcdPpiPointer ())->GetSize (TokenNumber);
@ -208,7 +223,10 @@ LibPcdGetSize (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the 8-bit value for the token specified by TokenNumber and Guid. Returns the 8-bit value for the token specified by TokenNumber and Guid.
If Guid is NULL, then ASSERT(). If Guid is NULL, then ASSERT().
@param[in] Guid Pointer to a 128-bit unique value that designates @param[in] Guid Pointer to a 128-bit unique value that designates
@ -233,7 +251,10 @@ LibPcdGetEx8 (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the 16-bit value for the token specified by TokenNumber and Guid. Returns the 16-bit value for the token specified by TokenNumber and Guid.
If Guid is NULL, then ASSERT(). If Guid is NULL, then ASSERT().
@param[in] Guid Pointer to a 128-bit unique value that designates @param[in] Guid Pointer to a 128-bit unique value that designates
@ -285,12 +306,15 @@ LibPcdGetEx32 (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the 64-bit value for the token specified by TokenNumber and Guid. Returns the 64-bit value for the token specified by TokenNumber and Guid.
If Guid is NULL, then ASSERT(). If Guid is NULL, then ASSERT().
@param[in] Guid Pointer to a 128-bit unique value that designates @param[in] Guid Pointer to a 128-bit unique value that designates
which namespace to retrieve a value from. which namespace to retrieve a value from.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@return Return the UINT64. @return Return the UINT64.
@ -309,12 +333,15 @@ LibPcdGetEx64 (
/** /**
Returns the pointer to the token specified by TokenNumber and Guid. This function provides a means by which to retrieve a value for a given PCD token.
Returns the pointer to the buffer of token specified by TokenNumber and Guid.
If Guid is NULL, then ASSERT(). If Guid is NULL, then ASSERT().
@param[in] Guid Pointer to a 128-bit unique value that designates @param[in] Guid Pointer to a 128-bit unique value that designates
which namespace to retrieve a value from. which namespace to retrieve a value from.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@return Return the VOID* pointer. @return Return the VOID* pointer.
@ -334,12 +361,15 @@ LibPcdGetExPtr (
/** /**
This function provides a means by which to retrieve a value for a given PCD token.
Returns the Boolean value of the token specified by TokenNumber and Guid. Returns the Boolean value of the token specified by TokenNumber and Guid.
If Guid is NULL, then ASSERT(). If Guid is NULL, then ASSERT().
@param[in] Guid Pointer to a 128-bit unique value that designates @param[in] Guid Pointer to a 128-bit unique value that designates
which namespace to retrieve a value from. which namespace to retrieve a value from.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@return Return the BOOLEAN. @return Return the BOOLEAN.
@ -358,12 +388,15 @@ LibPcdGetExBool (
/** /**
This function provides a means by which to retrieve the size of a given PCD token.
Returns the size of the token specified by TokenNumber and Guid. Returns the size of the token specified by TokenNumber and Guid.
If Guid is NULL, then ASSERT(). If Guid is NULL, then ASSERT().
@param[in] Guid Pointer to a 128-bit unique value that designates @param[in] Guid Pointer to a 128-bit unique value that designates
which namespace to retrieve a value from. which namespace to retrieve a value from.
@param[in] TokenNumber The PCD token number to retrieve a current value for. @param[in] TokenNumber The PCD token number to retrieve a current value for.
@return Return the size. @return Return the size.
@ -382,12 +415,13 @@ LibPcdGetExSize (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the 8-bit value for the token specified by TokenNumber Sets the 8-bit value for the token specified by TokenNumber
to the value specified by Value. Value is returned. to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 8-bit value to set. @param[in] Value The 8-bit value to set.
@return Return the value been set. @return Return the value been set.
@ -411,12 +445,13 @@ LibPcdSet8 (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the 16-bit value for the token specified by TokenNumber Sets the 16-bit value for the token specified by TokenNumber
to the value specified by Value. Value is returned. to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 16-bit value to set. @param[in] Value The 16-bit value to set.
@return Return the value been set. @return Return the value been set.
@ -440,12 +475,13 @@ LibPcdSet16 (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the 32-bit value for the token specified by TokenNumber Sets the 32-bit value for the token specified by TokenNumber
to the value specified by Value. Value is returned. to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 32-bit value to set. @param[in] Value The 32-bit value to set.
@return Return the value been set. @return Return the value been set.
@ -454,7 +490,7 @@ UINT32
EFIAPI EFIAPI
LibPcdSet32 ( LibPcdSet32 (
IN UINTN TokenNumber, IN UINTN TokenNumber,
IN UINT32 Value IN UINT32 Value
) )
{ {
EFI_STATUS Status; EFI_STATUS Status;
@ -469,12 +505,13 @@ LibPcdSet32 (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the 64-bit value for the token specified by TokenNumber Sets the 64-bit value for the token specified by TokenNumber
to the value specified by Value. Value is returned. to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 64-bit value to set. @param[in] Value The 64-bit value to set.
@return Return the value been set. @return Return the value been set.
@ -483,7 +520,7 @@ UINT64
EFIAPI EFIAPI
LibPcdSet64 ( LibPcdSet64 (
IN UINTN TokenNumber, IN UINTN TokenNumber,
IN UINT64 Value IN UINT64 Value
) )
{ {
EFI_STATUS Status; EFI_STATUS Status;
@ -498,23 +535,23 @@ LibPcdSet64 (
/** /**
Sets a buffer for the token specified by TokenNumber to This function provides a means by which to set a value for a given PCD token.
the value specified by Buffer and SizeOfBuffer. Buffer to
be set is returned. The content of the buffer could be
overwritten if a Callback on SET is registered with this
TokenNumber.
If SizeOfBuffer is greater than the maximum Sets a buffer for the token specified by TokenNumber to the value
size support by TokenNumber, then set SizeOfBuffer to the specified by Buffer and SizeOfBuffer. Buffer is returned.
maximum size supported by TokenNumber and return NULL to If SizeOfBuffer is greater than the maximum size support by TokenNumber,
indicate that the set operation was not actually performed. then set SizeOfBuffer to the maximum size supported by TokenNumber and
return NULL to indicate that the set operation was not actually performed.
If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to the
maximum size supported by TokenName and NULL must be returned.
If SizeOfBuffer is NULL, then ASSERT().
If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT(). If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] TokenNumber The PCD token number to set a current value for.
@param[in, out] SizeOfBuffer The size, in bytes, of Buffer. @param[in, out] SizeOfBuffer The size, in bytes, of Buffer.
In out, returns actual size of buffer is set. @param[in] Buffer A pointer to the buffer to set.
@param[in] Buffer A pointer to the buffer to set.
@return Return the pointer for the buffer been set. @return Return the pointer for the buffer been set.
@ -522,9 +559,9 @@ LibPcdSet64 (
VOID * VOID *
EFIAPI EFIAPI
LibPcdSetPtr ( LibPcdSetPtr (
IN UINTN TokenNumber, IN UINTN TokenNumber,
IN OUT UINTN *SizeOfBuffer, IN OUT UINTN *SizeOfBuffer,
IN CONST VOID *Buffer IN CONST VOID *Buffer
) )
{ {
EFI_STATUS Status; EFI_STATUS Status;
@ -547,12 +584,13 @@ LibPcdSetPtr (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the Boolean value for the token specified by TokenNumber Sets the Boolean value for the token specified by TokenNumber
to the value specified by Value. Value is returned. to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The boolean value to set. @param[in] Value The boolean value to set.
@return Return the value been set. @return Return the value been set.
@ -576,15 +614,17 @@ LibPcdSetBool (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the 8-bit value for the token specified by TokenNumber and Sets the 8-bit value for the token specified by TokenNumber and
Guid to the value specified by Value. Value is returned. Guid to the value specified by Value. Value is returned.
If Guid is NULL, then ASSERT().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that If Guid is NULL, then ASSERT().
designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] Guid Pointer to a 128-bit unique value that
@param[in] Value The 8-bit value to set. designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 8-bit value to set.
@return Return the value been set. @return Return the value been set.
@ -611,15 +651,17 @@ LibPcdSetEx8 (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the 16-bit value for the token specified by TokenNumber and Sets the 16-bit value for the token specified by TokenNumber and
Guid to the value specified by Value. Value is returned. Guid to the value specified by Value. Value is returned.
If Guid is NULL, then ASSERT().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that If Guid is NULL, then ASSERT().
designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] Guid Pointer to a 128-bit unique value that
@param[in] Value The 16-bit value to set. designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 16-bit value to set.
@return Return the value been set. @return Return the value been set.
@ -644,15 +686,17 @@ LibPcdSetEx16 (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the 32-bit value for the token specified by TokenNumber and Sets the 32-bit value for the token specified by TokenNumber and
Guid to the value specified by Value. Value is returned. Guid to the value specified by Value. Value is returned.
If Guid is NULL, then ASSERT().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that If Guid is NULL, then ASSERT().
designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] Guid Pointer to a 128-bit unique value that
@param[in] Value The 32-bit value to set. designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 32-bit value to set.
@return Return the value been set. @return Return the value been set.
@ -662,7 +706,7 @@ EFIAPI
LibPcdSetEx32 ( LibPcdSetEx32 (
IN CONST GUID *Guid, IN CONST GUID *Guid,
IN UINTN TokenNumber, IN UINTN TokenNumber,
IN UINT32 Value IN UINT32 Value
) )
{ {
EFI_STATUS Status; EFI_STATUS Status;
@ -679,15 +723,16 @@ LibPcdSetEx32 (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the 64-bit value for the token specified by TokenNumber and Sets the 64-bit value for the token specified by TokenNumber and
Guid to the value specified by Value. Value is returned. Guid to the value specified by Value. Value is returned.
If Guid is NULL, then ASSERT(). If Guid is NULL, then ASSERT().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that @param[in] Guid Pointer to a 128-bit unique value that
designates which namespace to set a value from. designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 64-bit value to set. @param[in] Value The 64-bit value to set.
@return Return the value been set. @return Return the value been set.
@ -713,20 +758,23 @@ LibPcdSetEx64 (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets a buffer for the token specified by TokenNumber to the value specified by Sets a buffer for the token specified by TokenNumber to the value specified by
Buffer and SizeOfBuffer. Buffer is returned. If SizeOfBuffer is greater than Buffer and SizeOfBuffer. Buffer is returned. If SizeOfBuffer is greater than
the maximum size support by TokenNumber, then set SizeOfBuffer to the maximum size the maximum size support by TokenNumber, then set SizeOfBuffer to the maximum size
supported by TokenNumber and return NULL to indicate that the set operation supported by TokenNumber and return NULL to indicate that the set operation
was not actually performed. was not actually performed.
If Guid is NULL, then ASSERT().
If SizeOfBuffer is NULL, then ASSERT().
If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT(). If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().
@param[in] Guid Pointer to a 128-bit unique value that @param[in] Guid Pointer to a 128-bit unique value that
designates which namespace to set a value from. designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] TokenNumber The PCD token number to set a current value for.
@param[in, out] SizeOfBuffer The size, in bytes, of Buffer. @param[in, out] SizeOfBuffer The size, in bytes, of Buffer.
In out, returns actual size of buffer is set. @param[in] Buffer A pointer to the buffer to set.
@param[in] Buffer A pointer to the buffer to set.
@return Return the pinter to the buffer been set. @return Return the pinter to the buffer been set.
@ -759,15 +807,17 @@ LibPcdSetExPtr (
/** /**
This function provides a means by which to set a value for a given PCD token.
Sets the Boolean value for the token specified by TokenNumber and Sets the Boolean value for the token specified by TokenNumber and
Guid to the value specified by Value. Value is returned. Guid to the value specified by Value. Value is returned.
If Guid is NULL, then ASSERT().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that If Guid is NULL, then ASSERT().
designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for. @param[in] Guid Pointer to a 128-bit unique value that
@param[in] Value The Boolean value to set. designates which namespace to set a value from.
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The Boolean value to set.
@return Return the value been set. @return Return the value been set.
@ -793,17 +843,20 @@ LibPcdSetExBool (
/** /**
Set up a notification function that is called when a specified token is set.
When the token specified by TokenNumber and Guid is set, When the token specified by TokenNumber and Guid is set,
then notification function specified by NotificationFunction is called. then notification function specified by NotificationFunction is called.
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().
If fail to set callback, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that designates which @param[in] Guid Pointer to a 128-bit unique value that designates which
namespace to set a value from. If NULL, then the default namespace to set a value from. If NULL, then the default
token space is used. token space is used.
@param[in] TokenNumber The PCD token number to monitor. @param[in] TokenNumber The PCD token number to monitor.
@param[in] NotificationFunction The function to call when the token @param[in] NotificationFunction The function to call when the token
specified by Guid and TokenNumber is set. specified by Guid and TokenNumber is set.
**/ **/
VOID VOID
@ -827,11 +880,15 @@ LibPcdCallbackOnSet (
/** /**
Disable a notification function that was established with LibPcdCallbackonSet(). Disable a notification function that was established with LibPcdCallbackonSet().
If NotificationFunction is NULL, then ASSERT().
If fail to cancel callback, then ASSERT_EFI_ERROR().
@param[in] Guid Specify the GUID token space. Disable a notification function that was previously established with LibPcdCallbackOnSet().
@param[in] TokenNumber Specify the token number.
If NotificationFunction is NULL, then ASSERT().
If LibPcdCallbackOnSet() was not previously called with Guid, TokenNumber,
and NotificationFunction, then ASSERT().
@param[in] Guid Specify the GUID token space.
@param[in] TokenNumber Specify the token number.
@param[in] NotificationFunction The callback function to be unregistered. @param[in] NotificationFunction The callback function to be unregistered.
**/ **/
@ -855,27 +912,29 @@ LibPcdCancelCallback (
/** /**
Retrieves the next token in a token space.
Retrieves the next PCD token number from the token space specified by Guid. Retrieves the next PCD token number from the token space specified by Guid.
If Guid is NULL, then the default token space is used. If TokenNumber is 0, If Guid is NULL, then the default token space is used. If TokenNumber is 0,
then the first token number is returned. Otherwise, the token number that then the first token number is returned. Otherwise, the token number that
follows TokenNumber in the token space is returned. If TokenNumber is the last follows TokenNumber in the token space is returned. If TokenNumber is the last
token number in the token space, then 0 is returned. If TokenNumber is not 0 and token number in the token space, then 0 is returned.
is not in the token space specified by Guid, then ASSERT().
If fail to get token in given token space, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that designates which namespace If TokenNumber is not 0 and is not in the token space specified by Guid, then ASSERT().
to set a value from. If NULL, then the default token space is used.
@param[in] TokenNumber The previous PCD token number. If 0, then retrieves the first PCD @param[in] Guid Pointer to a 128-bit unique value that designates which namespace
token number. to set a value from. If NULL, then the default token space is used.
@param[in] TokenNumber The previous PCD token number. If 0, then retrieves the first PCD
token number.
@return The next valid token number. @return The next valid token number.
**/ **/
UINTN UINTN
EFIAPI EFIAPI
LibPcdGetNextToken ( LibPcdGetNextToken (
IN CONST GUID *Guid, OPTIONAL IN CONST GUID *Guid, OPTIONAL
IN UINTN TokenNumber IN UINTN TokenNumber
) )
{ {
EFI_STATUS Status; EFI_STATUS Status;
@ -896,8 +955,7 @@ LibPcdGetNextToken (
platform. If Guid is NULL, then the GUID of the first non-local token space of the platform. If Guid is NULL, then the GUID of the first non-local token space of the
current platform is returned. If Guid is the last non-local token space, current platform is returned. If Guid is the last non-local token space,
then NULL is returned. then NULL is returned.
If fail to get next token space, then ASSERT_EFI_ERROR().
If Guid is not NULL and is not a valid token space in the current platform, then ASSERT(). If Guid is not NULL and is not a valid token space in the current platform, then ASSERT().

18
MdePkg/Library/PeiPciLibPciCfg2/PciLib.c
View File

@ -170,7 +170,7 @@ PciRegisterForRuntimeAccess (
@param Address Address that encodes the PCI Bus, Device, Function and @param Address Address that encodes the PCI Bus, Device, Function and
Register. Register.
@return The value read from the PCI configuration register. @return The read value from the PCI configuration register.
**/ **/
UINT8 UINT8
@ -195,7 +195,7 @@ PciRead8 (
@param Address Address that encodes the PCI Bus, Device, Function and @param Address Address that encodes the PCI Bus, Device, Function and
Register. Register.
@param Data The value to write. @param Value The value to write.
@return The value written to the PCI configuration register. @return The value written to the PCI configuration register.
@ -204,12 +204,12 @@ UINT8
EFIAPI EFIAPI
PciWrite8 ( PciWrite8 (
IN UINTN Address, IN UINTN Address,
IN UINT8 Data IN UINT8 Value
) )
{ {
ASSERT_INVALID_PCI_ADDRESS (Address, 0); ASSERT_INVALID_PCI_ADDRESS (Address, 0);
return (UINT8) PeiPciLibPciCfg2WriteWorker (Address, EfiPeiPciCfgWidthUint8, Data); return (UINT8) PeiPciLibPciCfg2WriteWorker (Address, EfiPeiPciCfgWidthUint8, Value);
} }
/** /**
@ -550,12 +550,12 @@ UINT16
EFIAPI EFIAPI
PciWrite16 ( PciWrite16 (
IN UINTN Address, IN UINTN Address,
IN UINT16 Data IN UINT16 Value
) )
{ {
ASSERT_INVALID_PCI_ADDRESS (Address, 1); ASSERT_INVALID_PCI_ADDRESS (Address, 1);
return (UINT16) PeiPciLibPciCfg2WriteWorker (Address, EfiPeiPciCfgWidthUint16, Data); return (UINT16) PeiPciLibPciCfg2WriteWorker (Address, EfiPeiPciCfgWidthUint16, Value);
} }
/** /**
@ -904,12 +904,12 @@ UINT32
EFIAPI EFIAPI
PciWrite32 ( PciWrite32 (
IN UINTN Address, IN UINTN Address,
IN UINT32 Data IN UINT32 Value
) )
{ {
ASSERT_INVALID_PCI_ADDRESS (Address, 3); ASSERT_INVALID_PCI_ADDRESS (Address, 3);
return PeiPciLibPciCfg2WriteWorker (Address, EfiPeiPciCfgWidthUint32, Data); return PeiPciLibPciCfg2WriteWorker (Address, EfiPeiPciCfgWidthUint32, Value);
} }
/** /**
@ -1328,7 +1328,7 @@ PciReadBuffer (
@param Size Size in bytes of the transfer. @param Size Size in bytes of the transfer.
@param Buffer Pointer to a buffer containing the data to write. @param Buffer Pointer to a buffer containing the data to write.
@return Size @return Size written to StartAddress.
**/ **/
UINTN UINTN

281
MdePkg/Library/PeiPciSegmentLibPciCfg2/PciSegmentLib.c
View File

@ -204,7 +204,7 @@ PciSegmentRegisterForRuntimeAccess (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentRead8 ( PciSegmentRead8 (
IN UINT64 Address IN UINT64 Address
) )
{ {
ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 0); ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 0);
@ -229,8 +229,8 @@ PciSegmentRead8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentWrite8 ( PciSegmentWrite8 (
IN UINT64 Address, IN UINT64 Address,
IN UINT8 Value IN UINT8 Value
) )
{ {
ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 0); ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 0);
@ -258,8 +258,8 @@ PciSegmentWrite8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentOr8 ( PciSegmentOr8 (
IN UINT64 Address, IN UINT64 Address,
IN UINT8 OrData IN UINT8 OrData
) )
{ {
return PciSegmentWrite8 (Address, (UINT8) (PciSegmentRead8 (Address) | OrData)); return PciSegmentWrite8 (Address, (UINT8) (PciSegmentRead8 (Address) | OrData));
@ -284,8 +284,8 @@ PciSegmentOr8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentAnd8 ( PciSegmentAnd8 (
IN UINT64 Address, IN UINT64 Address,
IN UINT8 AndData IN UINT8 AndData
) )
{ {
return PciSegmentWrite8 (Address, (UINT8) (PciSegmentRead8 (Address) & AndData)); return PciSegmentWrite8 (Address, (UINT8) (PciSegmentRead8 (Address) & AndData));
@ -314,9 +314,9 @@ PciSegmentAnd8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentAndThenOr8 ( PciSegmentAndThenOr8 (
IN UINT64 Address, IN UINT64 Address,
IN UINT8 AndData, IN UINT8 AndData,
IN UINT8 OrData IN UINT8 OrData
) )
{ {
return PciSegmentWrite8 (Address, (UINT8) ((PciSegmentRead8 (Address) & AndData) | OrData)); return PciSegmentWrite8 (Address, (UINT8) ((PciSegmentRead8 (Address) & AndData) | OrData));
@ -346,9 +346,9 @@ PciSegmentAndThenOr8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentBitFieldRead8 ( PciSegmentBitFieldRead8 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit IN UINTN EndBit
) )
{ {
return BitFieldRead8 (PciSegmentRead8 (Address), StartBit, EndBit); return BitFieldRead8 (PciSegmentRead8 (Address), StartBit, EndBit);
@ -380,10 +380,10 @@ PciSegmentBitFieldRead8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentBitFieldWrite8 ( PciSegmentBitFieldWrite8 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT8 Value IN UINT8 Value
) )
{ {
return PciSegmentWrite8 ( return PciSegmentWrite8 (
@ -421,10 +421,10 @@ PciSegmentBitFieldWrite8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentBitFieldOr8 ( PciSegmentBitFieldOr8 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT8 OrData IN UINT8 OrData
) )
{ {
return PciSegmentWrite8 ( return PciSegmentWrite8 (
@ -462,10 +462,10 @@ PciSegmentBitFieldOr8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentBitFieldAnd8 ( PciSegmentBitFieldAnd8 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT8 AndData IN UINT8 AndData
) )
{ {
return PciSegmentWrite8 ( return PciSegmentWrite8 (
@ -506,11 +506,11 @@ PciSegmentBitFieldAnd8 (
UINT8 UINT8
EFIAPI EFIAPI
PciSegmentBitFieldAndThenOr8 ( PciSegmentBitFieldAndThenOr8 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT8 AndData, IN UINT8 AndData,
IN UINT8 OrData IN UINT8 OrData
) )
{ {
return PciSegmentWrite8 ( return PciSegmentWrite8 (
@ -536,7 +536,7 @@ PciSegmentBitFieldAndThenOr8 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentRead16 ( PciSegmentRead16 (
IN UINT64 Address IN UINT64 Address
) )
{ {
ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 1); ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 1);
@ -562,8 +562,8 @@ PciSegmentRead16 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentWrite16 ( PciSegmentWrite16 (
IN UINT64 Address, IN UINT64 Address,
IN UINT16 Value IN UINT16 Value
) )
{ {
ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 1); ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 1);
@ -595,8 +595,8 @@ PciSegmentWrite16 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentOr16 ( PciSegmentOr16 (
IN UINT64 Address, IN UINT64 Address,
IN UINT16 OrData IN UINT16 OrData
) )
{ {
return PciSegmentWrite16 (Address, (UINT16) (PciSegmentRead16 (Address) | OrData)); return PciSegmentWrite16 (Address, (UINT16) (PciSegmentRead16 (Address) | OrData));
@ -623,8 +623,8 @@ PciSegmentOr16 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentAnd16 ( PciSegmentAnd16 (
IN UINT64 Address, IN UINT64 Address,
IN UINT16 AndData IN UINT16 AndData
) )
{ {
return PciSegmentWrite16 (Address, (UINT16) (PciSegmentRead16 (Address) & AndData)); return PciSegmentWrite16 (Address, (UINT16) (PciSegmentRead16 (Address) & AndData));
@ -654,9 +654,9 @@ PciSegmentAnd16 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentAndThenOr16 ( PciSegmentAndThenOr16 (
IN UINT64 Address, IN UINT64 Address,
IN UINT16 AndData, IN UINT16 AndData,
IN UINT16 OrData IN UINT16 OrData
) )
{ {
return PciSegmentWrite16 (Address, (UINT16) ((PciSegmentRead16 (Address) & AndData) | OrData)); return PciSegmentWrite16 (Address, (UINT16) ((PciSegmentRead16 (Address) & AndData) | OrData));
@ -687,9 +687,9 @@ PciSegmentAndThenOr16 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentBitFieldRead16 ( PciSegmentBitFieldRead16 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit IN UINTN EndBit
) )
{ {
return BitFieldRead16 (PciSegmentRead16 (Address), StartBit, EndBit); return BitFieldRead16 (PciSegmentRead16 (Address), StartBit, EndBit);
@ -722,10 +722,10 @@ PciSegmentBitFieldRead16 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentBitFieldWrite16 ( PciSegmentBitFieldWrite16 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT16 Value IN UINT16 Value
) )
{ {
return PciSegmentWrite16 ( return PciSegmentWrite16 (
@ -758,10 +758,10 @@ PciSegmentBitFieldWrite16 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentBitFieldOr16 ( PciSegmentBitFieldOr16 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT16 OrData IN UINT16 OrData
) )
{ {
return PciSegmentWrite16 ( return PciSegmentWrite16 (
@ -771,38 +771,39 @@ PciSegmentBitFieldOr16 (
} }
/** /**
Reads a bit field in a 16-bit PCI configuration register, performs a bitwise Reads a bit field in a 16-bit PCI configuration, performs a bitwise OR,
AND, and writes the result back to the bit field in the 16-bit register. and writes the result back to the bit field in the 16-bit port.
Reads the 16-bit PCI configuration register specified by Address, performs a
bitwise AND between the read result and the value specified by AndData, and
writes the result to the 16-bit PCI configuration register specified by
Address. The value written to the PCI configuration register is returned.
This function must guarantee that all PCI read and write operations are
serialized. Extra left bits in AndData are stripped.
Reads the 16-bit PCI configuration register specified by Address,
performs a bitwise OR between the read result and the value specified by OrData,
and writes the result to the 16-bit PCI configuration register specified by Address.
The value written to the PCI configuration register is returned.
This function must guarantee that all PCI read and write operations are serialized.
Extra left bits in OrData are stripped.
If any reserved bits in Address are set, then ASSERT(). If any reserved bits in Address are set, then ASSERT().
If StartBit is greater than 15, then ASSERT(). If Address is not aligned on a 16-bit boundary, then ASSERT().
If EndBit is greater than 15, then ASSERT(). If StartBit is greater than 7, then ASSERT().
If EndBit is greater than 7, then ASSERT().
If EndBit is less than StartBit, then ASSERT(). If EndBit is less than StartBit, then ASSERT().
@param Address PCI configuration register to write. @param Address Address that encodes the PCI Segment, Bus, Device, Function, and Register.
@param StartBit The ordinal of the least significant bit in the bit field. @param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15. The ordinal of the least significant bit in a byte is bit 0.
@param EndBit The ordinal of the most significant bit in the bit field. @param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15. The ordinal of the most significant bit in a byte is bit 7.
@param AndData The value to AND with the PCI configuration register. @param AndData The value to AND with the read value from the PCI configuration register.
@return The value written back to the PCI configuration register. @return The value written to the PCI configuration register.
**/ **/
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentBitFieldAnd16 ( PciSegmentBitFieldAnd16 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT16 AndData IN UINT16 AndData
) )
{ {
return PciSegmentWrite16 ( return PciSegmentWrite16 (
@ -843,11 +844,11 @@ PciSegmentBitFieldAnd16 (
UINT16 UINT16
EFIAPI EFIAPI
PciSegmentBitFieldAndThenOr16 ( PciSegmentBitFieldAndThenOr16 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT16 AndData, IN UINT16 AndData,
IN UINT16 OrData IN UINT16 OrData
) )
{ {
return PciSegmentWrite16 ( return PciSegmentWrite16 (
@ -873,7 +874,7 @@ PciSegmentBitFieldAndThenOr16 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentRead32 ( PciSegmentRead32 (
IN UINT64 Address IN UINT64 Address
) )
{ {
ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 3); ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 3);
@ -899,8 +900,8 @@ PciSegmentRead32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentWrite32 ( PciSegmentWrite32 (
IN UINT64 Address, IN UINT64 Address,
IN UINT32 Value IN UINT32 Value
) )
{ {
ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 3); ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 3);
@ -929,8 +930,8 @@ PciSegmentWrite32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentOr32 ( PciSegmentOr32 (
IN UINT64 Address, IN UINT64 Address,
IN UINT32 OrData IN UINT32 OrData
) )
{ {
return PciSegmentWrite32 (Address, PciSegmentRead32 (Address) | OrData); return PciSegmentWrite32 (Address, PciSegmentRead32 (Address) | OrData);
@ -957,8 +958,8 @@ PciSegmentOr32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentAnd32 ( PciSegmentAnd32 (
IN UINT64 Address, IN UINT64 Address,
IN UINT32 AndData IN UINT32 AndData
) )
{ {
return PciSegmentWrite32 (Address, PciSegmentRead32 (Address) & AndData); return PciSegmentWrite32 (Address, PciSegmentRead32 (Address) & AndData);
@ -988,9 +989,9 @@ PciSegmentAnd32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentAndThenOr32 ( PciSegmentAndThenOr32 (
IN UINT64 Address, IN UINT64 Address,
IN UINT32 AndData, IN UINT32 AndData,
IN UINT32 OrData IN UINT32 OrData
) )
{ {
return PciSegmentWrite32 (Address, (PciSegmentRead32 (Address) & AndData) | OrData); return PciSegmentWrite32 (Address, (PciSegmentRead32 (Address) & AndData) | OrData);
@ -1021,9 +1022,9 @@ PciSegmentAndThenOr32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentBitFieldRead32 ( PciSegmentBitFieldRead32 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit IN UINTN EndBit
) )
{ {
return BitFieldRead32 (PciSegmentRead32 (Address), StartBit, EndBit); return BitFieldRead32 (PciSegmentRead32 (Address), StartBit, EndBit);
@ -1056,10 +1057,10 @@ PciSegmentBitFieldRead32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentBitFieldWrite32 ( PciSegmentBitFieldWrite32 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT32 Value IN UINT32 Value
) )
{ {
return PciSegmentWrite32 ( return PciSegmentWrite32 (
@ -1097,10 +1098,10 @@ PciSegmentBitFieldWrite32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentBitFieldOr32 ( PciSegmentBitFieldOr32 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT32 OrData IN UINT32 OrData
) )
{ {
return PciSegmentWrite32 ( return PciSegmentWrite32 (
@ -1113,17 +1114,18 @@ PciSegmentBitFieldOr32 (
Reads a bit field in a 32-bit PCI configuration register, performs a bitwise Reads a bit field in a 32-bit PCI configuration register, performs a bitwise
AND, and writes the result back to the bit field in the 32-bit register. AND, and writes the result back to the bit field in the 32-bit register.
Reads the 32-bit PCI configuration register specified by Address, performs a
bitwise AND between the read result and the value specified by AndData, and Reads the 32-bit PCI configuration register specified by Address, performs a bitwise
writes the result to the 32-bit PCI configuration register specified by AND between the read result and the value specified by AndData, and writes the result
Address. The value written to the PCI configuration register is returned. to the 32-bit PCI configuration register specified by Address. The value written to
This function must guarantee that all PCI read and write operations are the PCI configuration register is returned. This function must guarantee that all PCI
serialized. Extra left bits in AndData are stripped. read and write operations are serialized. Extra left bits in AndData are stripped.
If any reserved bits in Address are set, then ASSERT(). If any reserved bits in Address are set, then ASSERT().
If Address is not aligned on a 32-bit boundary, then ASSERT().
If StartBit is greater than 31, then ASSERT(). If StartBit is greater than 31, then ASSERT().
If EndBit is greater than 31, then ASSERT(). If EndBit is greater than 31, then ASSERT().
If EndBit is less than StartBit, then ASSERT(). If EndBit is less than StartBit, then ASSERT().
@param Address PCI configuration register to write. @param Address PCI configuration register to write.
@param StartBit The ordinal of the least significant bit in the bit field. @param StartBit The ordinal of the least significant bit in the bit field.
@ -1138,10 +1140,10 @@ PciSegmentBitFieldOr32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentBitFieldAnd32 ( PciSegmentBitFieldAnd32 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT32 AndData IN UINT32 AndData
) )
{ {
return PciSegmentWrite32 ( return PciSegmentWrite32 (
@ -1182,11 +1184,11 @@ PciSegmentBitFieldAnd32 (
UINT32 UINT32
EFIAPI EFIAPI
PciSegmentBitFieldAndThenOr32 ( PciSegmentBitFieldAndThenOr32 (
IN UINT64 Address, IN UINT64 Address,
IN UINTN StartBit, IN UINTN StartBit,
IN UINTN EndBit, IN UINTN EndBit,
IN UINT32 AndData, IN UINT32 AndData,
IN UINT32 OrData IN UINT32 OrData
) )
{ {
return PciSegmentWrite32 ( return PciSegmentWrite32 (
@ -1198,28 +1200,32 @@ PciSegmentBitFieldAndThenOr32 (
/** /**
Reads a range of PCI configuration registers into a caller supplied buffer. Reads a range of PCI configuration registers into a caller supplied buffer.
Reads the range of PCI configuration registers specified by StartAddress Reads the range of PCI configuration registers specified by StartAddress and
and Size into the buffer specified by Buffer. Size into the buffer specified by Buffer. This function only allows the PCI
This function only allows the PCI configuration registers from a single PCI function to be read. configuration registers from a single PCI function to be read. Size is
Size is returned. returned. When possible 32-bit PCI configuration read cycles are used to read
from StartAdress to StartAddress + Size. Due to alignment restrictions, 8-bit
If any reserved bits in StartAddress are set, then ASSERT(). and 16-bit PCI configuration read cycles may be used at the beginning and the
end of the range.
If StartAddress > 0x0FFFFFFF, then ASSERT().
If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT(). If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
If Size > 0 and Buffer is NULL, then ASSERT(). If Size > 0 and Buffer is NULL, then ASSERT().
@param StartAddress Starting address that encodes the PCI Segment, Bus, Device, Function, and Register. @param StartAddress Starting address that encodes the PCI Segment, Bus, Device,
Function and Register.
@param Size Size in bytes of the transfer. @param Size Size in bytes of the transfer.
@param Buffer Pointer to a buffer receiving the data read. @param Buffer Pointer to a buffer receiving the data read.
@return The parameter of Size. @return Size
**/ **/
UINTN UINTN
EFIAPI EFIAPI
PciSegmentReadBuffer ( PciSegmentReadBuffer (
IN UINT64 StartAddress, IN UINT64 StartAddress,
IN UINTN Size, IN UINTN Size,
OUT VOID *Buffer OUT VOID *Buffer
) )
{ {
UINTN ReturnValue; UINTN ReturnValue;
@ -1290,18 +1296,23 @@ PciSegmentReadBuffer (
/** /**
Copies the data in a caller supplied buffer to a specified range of PCI configuration space. Copies the data in a caller supplied buffer to a specified range of PCI
configuration space.
Writes the range of PCI configuration registers specified by StartAddress Writes the range of PCI configuration registers specified by StartAddress and
and Size from the buffer specified by Buffer. Size from the buffer specified by Buffer. This function only allows the PCI
This function only allows the PCI configuration registers from a single PCI function to be written. configuration registers from a single PCI function to be written. Size is
Size is returned. returned. When possible 32-bit PCI configuration write cycles are used to
write from StartAdress to StartAddress + Size. Due to alignment restrictions,
If any reserved bits in StartAddress are set, then ASSERT(). 8-bit and 16-bit PCI configuration write cycles may be used at the beginning
and the end of the range.
If StartAddress > 0x0FFFFFFF, then ASSERT().
If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT(). If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
If Size > 0 and Buffer is NULL, then ASSERT(). If Size > 0 and Buffer is NULL, then ASSERT().
@param StartAddress Starting address that encodes the PCI Segment, Bus, Device, Function, and Register. @param StartAddress Starting address that encodes the PCI Segment, Bus, Device,
Function and Register.
@param Size Size in bytes of the transfer. @param Size Size in bytes of the transfer.
@param Buffer Pointer to a buffer containing the data to write. @param Buffer Pointer to a buffer containing the data to write.
@ -1311,9 +1322,9 @@ PciSegmentReadBuffer (
UINTN UINTN
EFIAPI EFIAPI
PciSegmentWriteBuffer ( PciSegmentWriteBuffer (
IN UINT64 StartAddress, IN UINT64 StartAddress,
IN UINTN Size, IN UINTN Size,
IN VOID *Buffer IN VOID *Buffer
) )
{ {
UINTN ReturnValue; UINTN ReturnValue;