IN UINT32 NewStack\r
);\r
\r
+/**\r
+ Worker function that locates the Node in the List\r
+\r
+ By searching the List, finds the location of the Node in List. At the same time,\r
+ verifies the validity of this list.\r
+\r
+ If List is NULL, then ASSERT().\r
+ If List->ForwardLink is NULL, then ASSERT().\r
+ If List->backLink is NULL, then ASSERT().\r
+ If Node is NULL, then ASSERT();\r
+ If PcdMaximumLinkedListLenth is not zero, and prior to insertion the number\r
+ of nodes in ListHead, including the ListHead node, is greater than or\r
+ equal to PcdMaximumLinkedListLength, then ASSERT().\r
+\r
+ @param List A pointer to a node in a linked list.\r
+ @param Node A pointer to one nod.\r
+\r
+ @retval TRUE Node is in List\r
+ @retval FALSE Node isn't in List, or List is invalid\r
+\r
+**/\r
+BOOLEAN\r
+IsNodeInList (\r
+ IN CONST LIST_ENTRY *List,\r
+ IN CONST LIST_ENTRY *Node\r
+ );\r
+\r
+/**\r
+ Performs an atomic increment of an 32-bit unsigned integer.\r
+\r
+ Performs an atomic increment of the 32-bit unsigned integer specified by\r
+ Value and returns the incremented value. The increment operation must be\r
+ performed using MP safe mechanisms. The state of the return value is not\r
+ guaranteed to be MP safe.\r
+\r
+ @param Value A pointer to the 32-bit value to increment.\r
+\r
+ @return The incremented value.\r
+\r
+**/\r
+UINT32\r
+EFIAPI\r
+InternalSyncIncrement (\r
+ IN volatile UINT32 *Value\r
+ );\r
+\r
+/**\r
+ Performs an atomic decrement of an 32-bit unsigned integer.\r
+\r
+ Performs an atomic decrement of the 32-bit unsigned integer specified by\r
+ Value and returns the decrement value. The decrement operation must be\r
+ performed using MP safe mechanisms. The state of the return value is not\r
+ guaranteed to be MP safe.\r
+\r
+ @param Value A pointer to the 32-bit value to decrement.\r
+\r
+ @return The decrement value.\r
+\r
+**/\r
+UINT32\r
+EFIAPI\r
+InternalSyncDecrement (\r
+ IN volatile UINT32 *Value\r
+ );\r
+\r
+/**\r
+ Performs an atomic compare exchange operation on a 32-bit unsigned integer.\r
+\r
+ Performs an atomic compare exchange operation on the 32-bit unsigned integer\r
+ specified by Value. If Value is equal to CompareValue, then Value is set to \r
+ ExchangeValue and CompareValue is returned. If Value is not equal to CompareValue,\r
+ then Value is returned. The compare exchange operation must be performed using \r
+ MP safe mechanisms.\r
+\r
+ @param Value A pointer to the 32-bit value for the compare exchange\r
+ operation.\r
+ @param CompareValue 32-bit value used in compare operation.\r
+ @param ExchangeValue 32-bit value used in exchange operation.\r
+\r
+ @return The original *Value before exchange.\r
+\r
+**/\r
+UINT32\r
+EFIAPI\r
+InternalSyncCompareExchange32 (\r
+ IN volatile UINT32 *Value,\r
+ IN UINT32 CompareValue,\r
+ IN UINT32 ExchangeValue\r
+ );\r
+\r
+/**\r
+ Performs an atomic compare exchange operation on a 64-bit unsigned integer.\r
+\r
+ Performs an atomic compare exchange operation on the 64-bit unsigned integer specified \r
+ by Value. If Value is equal to CompareValue, then Value is set to ExchangeValue and \r
+ CompareValue is returned. If Value is not equal to CompareValue, then Value is returned. \r
+ The compare exchange operation must be performed using MP safe mechanisms.\r
+\r
+ @param Value A pointer to the 64-bit value for the compare exchange\r
+ operation.\r
+ @param CompareValue 64-bit value used in compare operation.\r
+ @param ExchangeValue 64-bit value used in exchange operation.\r
+\r
+ @return The original *Value before exchange.\r
+\r
+**/\r
+UINT64\r
+EFIAPI\r
+InternalSyncCompareExchange64 (\r
+ IN volatile UINT64 *Value,\r
+ IN UINT64 CompareValue,\r
+ IN UINT64 ExchangeValue\r
+ );\r
+\r
+/**\r
+ Worker function that returns a bit field from Operand\r
+\r
+ Returns the bitfield specified by the StartBit and the EndBit from Operand.\r
+\r
+ @param Operand Operand on which to perform the bitfield operation.\r
+ @param StartBit The ordinal of the least significant bit in the bit field.\r
+ @param EndBit The ordinal of the most significant bit in the bit field.\r
+\r
+ @return The bit field read.\r
+\r
+**/\r
+unsigned int\r
+BitFieldReadUint (\r
+ IN unsigned int Operand,\r
+ IN UINTN StartBit,\r
+ IN UINTN EndBit\r
+ );\r
+\r
+/**\r
+ Worker function that reads a bit field from Operand, performs a bitwise OR, \r
+ and returns the result.\r
+\r
+ Performs a bitwise OR between the bit field specified by StartBit and EndBit\r
+ in Operand and the value specified by AndData. All other bits in Operand are\r
+ preserved. The new value is returned.\r
+\r
+ @param Operand Operand on which to perform the bitfield operation.\r
+ @param StartBit The ordinal of the least significant bit in the bit field.\r
+ @param EndBit The ordinal of the most significant bit in the bit field.\r
+ @param OrData The value to OR with the read value from the value\r
+\r
+ @return The new value.\r
+\r
+**/\r
+unsigned int\r
+BitFieldOrUint (\r
+ IN unsigned int Operand,\r
+ IN UINTN StartBit,\r
+ IN UINTN EndBit,\r
+ IN unsigned int OrData\r
+ );\r
+\r
+/**\r
+ Worker function that reads a bit field from Operand, performs a bitwise AND, \r
+ and returns the result.\r
+\r
+ Performs a bitwise AND between the bit field specified by StartBit and EndBit\r
+ in Operand and the value specified by AndData. All other bits in Operand are\r
+ preserved. The new value is returned.\r
+\r
+ @param Operand Operand on which to perform the bitfield operation.\r
+ @param StartBit The ordinal of the least significant bit in the bit field.\r
+ @param EndBit The ordinal of the most significant bit in the bit field.\r
+ @param AndData The value to And with the read value from the value\r
+\r
+ @return The new value.\r
+\r
+**/\r
+unsigned int\r
+BitFieldAndUint (\r
+ IN unsigned int Operand,\r
+ IN UINTN StartBit,\r
+ IN UINTN EndBit,\r
+ IN unsigned int AndData\r
+ );\r
+\r
+/**\r
+ Worker function that checks ASSERT condition for JumpBuffer\r
+\r
+ Checks ASSERT condition for JumpBuffer.\r
+\r
+ If JumpBuffer is NULL, then ASSERT().\r
+ For IPF CPUs, if JumpBuffer is not aligned on a 16-byte boundary, then ASSERT().\r
+\r
+ @param JumpBuffer A pointer to CPU context buffer.\r
+\r
+**/\r
+VOID\r
+InternalAssertJumpBuffer (\r
+ IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer\r
+ );\r
+\r
+/**\r
+ Restores the CPU context that was saved with SetJump().\r
+\r
+ Restores the CPU context from the buffer specified by JumpBuffer.\r
+ This function never returns to the caller.\r
+ Instead is resumes execution based on the state of JumpBuffer.\r
+\r
+ @param JumpBuffer A pointer to CPU context buffer.\r
+ @param Value The value to return when the SetJump() context is restored.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+InternalLongJump (\r
+ IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer,\r
+ IN UINTN Value\r
+ );\r
+\r
#endif\r
projects / mirror_edk2.git / blobdiff