/** @file\r
- Memory-only library functions with no library constructor/destructor\r
+ Memory-only library functions with no library constructor/destructor\r
\r
- Copyright (c) 2006, Intel Corporation\r
- All rights reserved. This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
+ Copyright (c) 2006, Intel Corporation\r
+ All rights reserved. This program and the accompanying materials\r
+ are licensed and made available under the terms and conditions of the BSD License\r
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
- Module Name: BaseLib.h\r
+ Module Name: BaseLib.h\r
\r
**/\r
\r
If Source is NULL, then ASSERT().\r
If Source and Destination overlap, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than\r
- PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param Destination Pointer to a Null-terminated Unicode string.\r
@param Source Pointer to a Null-terminated Unicode string.\r
OUT CHAR16 *Destination,\r
IN CONST CHAR16 *Source\r
);\r
-\r
/**\r
Copies one Null-terminated Unicode string with a maximum length to another\r
Null-terminated Unicode string with a maximum length and returns the new\r
If Source is NULL, then ASSERT().\r
If Source and Destination overlap, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than\r
- PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param Destination Pointer to a Null-terminated Unicode string.\r
@param Source Pointer to a Null-terminated Unicode string.\r
IN CONST CHAR16 *Source,\r
IN UINTN Length\r
);\r
-\r
/**\r
Returns the length of a Null-terminated Unicode string.\r
\r
\r
If String is NULL, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and String contains more than\r
- PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param String Pointer to a Null-terminated Unicode string.\r
\r
StrLen (\r
IN CONST CHAR16 *String\r
);\r
-\r
/**\r
Returns the size of a Null-terminated Unicode string in bytes, including the\r
Null terminator.\r
\r
If String is NULL, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and String contains more than\r
- PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param String Pointer to a Null-terminated Unicode string.\r
\r
StrSize (\r
IN CONST CHAR16 *String\r
);\r
-\r
/**\r
Compares two Null-terminated Unicode strings, and returns the difference\r
between the first mismatched Unicode characters.\r
If FirstString is NULL, then ASSERT().\r
If SecondString is NULL, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and FirstString contains more\r
- than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ than PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and SecondString contains more\r
- than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ than PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param FirstString Pointer to a Null-terminated Unicode string.\r
@param SecondString Pointer to a Null-terminated Unicode string.\r
IN CONST CHAR16 *FirstString,\r
IN CONST CHAR16 *SecondString\r
);\r
-\r
/**\r
Compares two Null-terminated Unicode strings with maximum lengths, and\r
returns the difference between the first mismatched Unicode characters.\r
If FirstString is NULL, then ASSERT().\r
If SecondString is NULL, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and FirstString contains more\r
- than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ than PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and SecondString contains more\r
- than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ than PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param FirstString Pointer to a Null-terminated Unicode string.\r
@param SecondString Pointer to a Null-terminated Unicode string.\r
IN CONST CHAR16 *SecondString,\r
IN UINTN Length\r
);\r
-\r
/**\r
Concatenates one Null-terminated Unicode string to another Null-terminated\r
Unicode string, and returns the concatenated Unicode string.\r
If Source is NULL, then ASSERT().\r
If Source and Destination overlap, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and Destination contains more\r
- than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ than PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than\r
- PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and concatenating Destination\r
and Source results in a Unicode string with more than\r
- PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param Destination Pointer to a Null-terminated Unicode string.\r
@param Source Pointer to a Null-terminated Unicode string.\r
IN OUT CHAR16 *Destination,\r
IN CONST CHAR16 *Source\r
);\r
-\r
/**\r
Concatenates one Null-terminated Unicode string with a maximum length to the\r
end of another Null-terminated Unicode string, and returns the concatenated\r
If Source is NULL, then ASSERT().\r
If Source and Destination overlap, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and Destination contains more\r
- than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ than PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than\r
- PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
If PcdMaximumUnicodeStringLength is not zero, and concatenating Destination\r
and Source results in a Unicode string with more than\r
- PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().\r
+ PcdMaximumUnicodeStringLength Unicode characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param Destination Pointer to a Null-terminated Unicode string.\r
@param Source Pointer to a Null-terminated Unicode string.\r
IN CONST CHAR16 *Source,\r
IN UINTN Length\r
);\r
-\r
/**\r
Copies one Null-terminated ASCII string to another Null-terminated ASCII\r
string and returns the new ASCII string.\r
If Source is NULL, then ASSERT().\r
If Source and Destination overlap, then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and Source contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
\r
@param Destination Pointer to a Null-terminated ASCII string.\r
@param Source Pointer to a Null-terminated ASCII string.\r
OUT CHAR8 *Destination,\r
IN CONST CHAR8 *Source\r
);\r
-\r
/**\r
Copies one Null-terminated ASCII string with a maximum length to another\r
Null-terminated ASCII string with a maximum length and returns the new ASCII\r
If Source is NULL, then ASSERT().\r
If Source and Destination overlap, then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero, and Source contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
\r
@param Destination Pointer to a Null-terminated ASCII string.\r
@param Source Pointer to a Null-terminated ASCII string.\r
IN CONST CHAR8 *Source,\r
IN UINTN Length\r
);\r
-\r
/**\r
Returns the length of a Null-terminated ASCII string.\r
\r
\r
If String is NULL, then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and String contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
\r
@param String Pointer to a Null-terminated ASCII string.\r
\r
AsciiStrLen (\r
IN CONST CHAR8 *String\r
);\r
-\r
/**\r
Returns the size of a Null-terminated ASCII string in bytes, including the\r
Null terminator.\r
\r
If String is NULL, then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and String contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
\r
@param String Pointer to a Null-terminated ASCII string.\r
\r
AsciiStrSize (\r
IN CONST CHAR8 *String\r
);\r
-\r
/**\r
Compares two Null-terminated ASCII strings, and returns the difference\r
between the first mismatched ASCII characters.\r
If FirstString is NULL, then ASSERT().\r
If SecondString is NULL, then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and FirstString contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and SecondString contains more\r
- than PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ than PcdMaximumAsciiStringLength ASCII characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param FirstString Pointer to a Null-terminated ASCII string.\r
@param SecondString Pointer to a Null-terminated ASCII string.\r
IN CONST CHAR8 *FirstString,\r
IN CONST CHAR8 *SecondString\r
);\r
-\r
/**\r
Performs a case insensitive comparison of two Null-terminated ASCII strings,\r
and returns the difference between the first mismatched ASCII characters.\r
If FirstString is NULL, then ASSERT().\r
If SecondString is NULL, then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and FirstString contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and SecondString contains more\r
- than PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ than PcdMaximumAsciiStringLength ASCII characters not including the\r
+ Null-terminator, then ASSERT().\r
\r
@param FirstString Pointer to a Null-terminated ASCII string.\r
@param SecondString Pointer to a Null-terminated ASCII string.\r
IN CONST CHAR8 *FirstString,\r
IN CONST CHAR8 *SecondString\r
);\r
-\r
/**\r
Compares two Null-terminated ASCII strings with maximum lengths, and returns\r
the difference between the first mismatched ASCII characters.\r
If FirstString is NULL, then ASSERT().\r
If SecondString is NULL, then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and FirstString contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
- If PcdMaximumAsciiStringLength is not zero and SecondString contains more\r
- than PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
+ If PcdMaximumAsciiStringLength is not zero and SecondString contains more than\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
\r
@param FirstString Pointer to a Null-terminated ASCII string.\r
@param SecondString Pointer to a Null-terminated ASCII string.\r
IN CONST CHAR8 *SecondString,\r
IN UINTN Length\r
);\r
-\r
/**\r
Concatenates one Null-terminated ASCII string to another Null-terminated\r
ASCII string, and returns the concatenated ASCII string.\r
If Destination is NULL, then ASSERT().\r
If Source is NULL, then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and Destination contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and Source contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero and concatenating Destination and\r
Source results in a ASCII string with more than PcdMaximumAsciiStringLength\r
ASCII characters, then ASSERT().\r
CHAR8 *\r
EFIAPI\r
AsciiStrCat (\r
- IN OUT CHAR8 *Destination,\r
- IN CONST CHAR8 *Source\r
+ IN OUT CHAR8 *Destination,\r
+ IN CONST CHAR8 *Source\r
);\r
-\r
/**\r
Concatenates one Null-terminated ASCII string with a maximum length to the\r
end of another Null-terminated ASCII string, and returns the concatenated\r
If Destination is NULL, then ASSERT().\r
If Source is NULL, then ASSERT().\r
If Source and Destination overlap, then ASSERT().\r
- If PcdMaximumAsciiStringLength is not zero, and Destination contains more\r
- than PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ If PcdMaximumAsciiStringLength is not zero, and Destination contains more than\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero, and Source contains more than\r
- PcdMaximumAsciiStringLength ASCII characters, then ASSERT().\r
+ PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator,\r
+ then ASSERT().\r
If PcdMaximumAsciiStringLength is not zero, and concatenating Destination and\r
Source results in a ASCII string with more than PcdMaximumAsciiStringLength\r
- ASCII characters, then ASSERT().\r
+ ASCII characters not including the Null-terminator, then ASSERT().\r
\r
@param Destination Pointer to a Null-terminated ASCII string.\r
@param Source Pointer to a Null-terminated ASCII string.\r
IN CONST CHAR8 *Source,\r
IN UINTN Length\r
);\r
-\r
/**\r
Converts an 8-bit value to an 8-bit BCD value.\r
\r
If ListHead is NULL, then ASSERT().\r
If Entry is NULL, then ASSERT().\r
If ListHead was not initialized with InitializeListHead(), then ASSERT().\r
- If PcdMaximumLinkedListLenth is not zero, and ListHead contains more than\r
- PcdMaximumLinkedListLenth nodes, 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 ListHead A pointer to the head node of a doubly linked list.\r
@param Entry A pointer to a node that is to be inserted at the beginning\r
If ListHead is NULL, then ASSERT().\r
If Entry is NULL, then ASSERT().\r
If ListHead was not initialized with InitializeListHead(), then ASSERT().\r
- If PcdMaximumLinkedListLenth is not zero, and ListHead contains more than\r
- PcdMaximumLinkedListLenth nodes, 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 ListHead A pointer to the head node of a doubly linked list.\r
@param Entry A pointer to a node that is to be added at the end of the\r
\r
If List is NULL, then ASSERT().\r
If List was not initialized with InitializeListHead(), then ASSERT().\r
- If PcdMaximumLinkedListLenth is not zero, and List contains more than\r
- PcdMaximumLinkedListLenth nodes, then ASSERT().\r
+ If PcdMaximumLinkedListLenth is not zero, and the number of nodes\r
+ in List, including the List node, is greater than or equal to\r
+ PcdMaximumLinkedListLength, then ASSERT().\r
\r
@param List A pointer to the head node of a doubly linked list.\r
\r
\r
If ListHead is NULL, then ASSERT().\r
If ListHead was not initialized with InitializeListHead(), then ASSERT().\r
- If PcdMaximumLinkedListLenth is not zero, and List contains more than\r
- PcdMaximumLinkedListLenth nodes, then ASSERT().\r
+ If PcdMaximumLinkedListLenth is not zero, and the number of nodes\r
+ in List, including the List node, is greater than or equal to\r
+ PcdMaximumLinkedListLength, then ASSERT().\r
\r
@param ListHead A pointer to the head node of a doubly linked list.\r
\r
If List is NULL, then ASSERT().\r
If Node is NULL, then ASSERT().\r
If List was not initialized with InitializeListHead(), then ASSERT().\r
- If PcdMaximumLinkedListLenth is not zero, and List contains more than\r
- PcdMaximumLinkedListLenth nodes, then ASSERT().\r
+ If PcdMaximumLinkedListLenth is not zero, and the number of nodes\r
+ in List, including the List node, is greater than or equal to\r
+ PcdMaximumLinkedListLength, then ASSERT().\r
If Node is not a node in List and Node is not equal to List, then ASSERT().\r
\r
@param List A pointer to the head node of a doubly linked list.\r
- @param Node A pointer to a node in the doubly linked list.\r
+ @param Node A pointer to a node in the doubly linked list.\r
\r
@retval TRUE Node is one of the nodes in the doubly linked list.\r
@retval FALSE Node is not one of the nodes in the doubly linked list.\r
If List is NULL, then ASSERT().\r
If Node is NULL, then ASSERT().\r
If List was not initialized with InitializeListHead(), then ASSERT().\r
- If PcdMaximumLinkedListLenth is not zero, and List contains more than\r
- PcdMaximumLinkedListLenth nodes, then ASSERT().\r
+ If PcdMaximumLinkedListLenth is not zero, and the number of nodes\r
+ in List, including the List node, is greater than or equal to\r
+ PcdMaximumLinkedListLength, then ASSERT().\r
If Node is not a node in List, then ASSERT().\r
\r
@param List A pointer to the head node of a doubly linked list.\r
- @param Node A pointer to a node in the doubly linked list.\r
+ @param Node A pointer to a node in the doubly linked list.\r
\r
@retval TRUE Node is the last node in the linked list.\r
@retval FALSE Node is not the last node in the linked list.\r
If FirstEntry is NULL, then ASSERT().\r
If SecondEntry is NULL, then ASSERT().\r
If SecondEntry and FirstEntry are not in the same linked list, then ASSERT().\r
- If PcdMaximumLinkedListLenth is not zero, and the linked list containing\r
- FirstEntry and SecondEntry contains more than PcdMaximumLinkedListLenth\r
- nodes, then ASSERT().\r
+ If PcdMaximumLinkedListLength is not zero, and the number of nodes in the\r
+ linked list containing the FirstEntry and SecondEntry nodes, including\r
+ the FirstEntry and SecondEntry nodes, is greater than or equal to\r
+ PcdMaximumLinkedListLength, then ASSERT().\r
\r
@param FirstEntry A pointer to a node in a linked list.\r
@param SecondEntry A pointer to another node in the same linked list.\r
\r
If Entry is NULL, then ASSERT().\r
If Entry is the head node of an empty list, then ASSERT().\r
- If PcdMaximumLinkedListLenth is not zero, and the linked list containing\r
- Entry contains more than PcdMaximumLinkedListLenth nodes, then ASSERT().\r
+ If PcdMaximumLinkedListLength is not zero, and the number of nodes in the\r
+ linked list containing Entry, including the Entry node, is greater than\r
+ or equal to PcdMaximumLinkedListLength, then ASSERT().\r
\r
@param Entry A pointer to a node in a linked list\r
\r
If 8-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 7, then ASSERT().\r
If EndBit is greater than 7, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 8-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 7, then ASSERT().\r
If EndBit is greater than 7, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 8-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 7, then ASSERT().\r
If EndBit is greater than 7, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 8-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 7, then ASSERT().\r
If EndBit is greater than 7, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 8-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 7, then ASSERT().\r
If EndBit is greater than 7, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 16-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 15, then ASSERT().\r
If EndBit is greater than 15, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 16-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 15, then ASSERT().\r
If EndBit is greater than 15, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 16-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 15, then ASSERT().\r
If EndBit is greater than 15, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 16-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 15, then ASSERT().\r
If EndBit is greater than 15, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 16-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 15, then ASSERT().\r
If EndBit is greater than 15, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 32-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 32-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 32-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 32-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 32-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 64-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 64-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 64-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 64-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
If 64-bit operations are not supported, then ASSERT().\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\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
/**\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
+ If Value is NULL, then ASSERT().\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
UINT32\r
EFIAPI\r
InterlockedCompareExchange32 (\r
- IN UINT32 *Value,\r
+ IN OUT UINT32 *Value,\r
IN UINT32 CompareValue,\r
IN UINT32 ExchangeValue\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
+ If Value is NULL, then ASSERT().\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
UINT64\r
EFIAPI\r
InterlockedCompareExchange64 (\r
- IN UINT64 *Value,\r
+ IN OUT UINT64 *Value,\r
IN UINT64 CompareValue,\r
IN UINT64 ExchangeValue\r
);\r
VOID *\r
EFIAPI\r
InterlockedCompareExchangePointer (\r
- IN VOID **Value,\r
+ IN OUT VOID **Value,\r
IN VOID *CompareValue,\r
IN VOID *ExchangeValue\r
);\r
calls to LongJump() cause a non-zero value to be returned by SetJump().\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
the state of 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
If Value is 0, then ASSERT().\r
\r
@param JumpBuffer A pointer to CPU context buffer.\r
// Byte packed structure for an IDTR, GDTR, LDTR descriptor\r
/// @bug How to make this structure byte-packed in a compiler independent way?\r
//\r
+#pragma pack (1)\r
typedef struct {\r
UINT16 Limit;\r
UINTN Base;\r
} IA32_DESCRIPTOR;\r
+#pragma pack ()\r
\r
#define IA32_IDT_GATE_TYPE_TASK 0x85\r
#define IA32_IDT_GATE_TYPE_INTERRUPT_16 0x86\r
\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to read.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to write.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to write.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to write.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 31, then ASSERT().\r
If EndBit is greater than 31, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to write.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to read.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to write.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to write.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to write.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
\r
If StartBit is greater than 63, then ASSERT().\r
If EndBit is greater than 63, then ASSERT().\r
- If EndBit is less than or equal to StartBit, then ASSERT().\r
+ If EndBit is less than StartBit, then ASSERT().\r
\r
@param Index The 32-bit MSR index to write.\r
@param StartBit The ordinal of the least significant bit in the bit field.\r
IN OUT THUNK_CONTEXT *ThunkContext\r
);\r
\r
+/**\r
+ Transfers control to a function starting with a new stack.\r
+\r
+ Transfers control to the function specified by EntryPoint using the new stack\r
+ specified by NewStack and passing in the parameters specified by Context1 and\r
+ Context2. Context1 and Context2 are optional and may be NULL. The function\r
+ EntryPoint must never return.\r
+\r
+ If EntryPoint is NULL, then ASSERT().\r
+ If NewStack is NULL, then ASSERT().\r
+\r
+ @param EntryPoint A pointer to function to call with the new stack.\r
+ @param Context1 A pointer to the context to pass into the EntryPoint\r
+ function.\r
+ @param Context2 A pointer to the context to pass into the EntryPoint\r
+ function.\r
+ @param NewStack A pointer to the new stack to use for the EntryPoint\r
+ function.\r
+ @param NewBsp A pointer to the new memory location for RSE backing\r
+ store.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+AsmSwitchStackAndBackingStore (\r
+ IN SWITCH_STACK_ENTRY_POINT EntryPoint,\r
+ IN VOID *Context1, OPTIONAL\r
+ IN VOID *Context2, OPTIONAL\r
+ IN VOID *NewStack,\r
+ IN VOID *NewBsp\r
+ );\r
+\r
+typedef struct {\r
+ UINT64 Status;\r
+ UINT64 r9;\r
+ UINT64 r10;\r
+ UINT64 r11;\r
+} PAL_PROC_RETURN;\r
+\r
+//\r
+// IPF Specific functions\r
+//\r
+\r
+\r
+/**\r
+ Performs a PAL call using static calling convention.\r
+\r
+ An internal function to perform a PAL call using static calling convention.\r
+\r
+ @param PalEntryPoint The entry point address of PAL. The address in ar.kr5\r
+ would be used if this parameter were NULL on input.\r
+ @param Arg1 The first argument of a PAL call.\r
+ @param Arg1 The second argument of a PAL call.\r
+ @param Arg1 The third argument of a PAL call.\r
+ @param Arg1 The fourth argument of a PAL call.\r
+\r
+ @return The values returned in r8, r9, r10 and r11.\r
+\r
+**/\r
+PAL_PROC_RETURN\r
+PalCallStatic (\r
+ IN CONST VOID *PalEntryPoint,\r
+ IN UINT64 Arg1,\r
+ IN UINT64 Arg2,\r
+ IN UINT64 Arg3,\r
+ IN UINT64 Arg4\r
+ );\r
+\r
+\r
+/**\r
+ Returns the current value of ar.itc.\r
+\r
+ An internal function to return the current value of ar.itc, which is the\r
+ timer tick on IPF.\r
+\r
+ @return The currect value of ar.itc\r
+\r
+**/\r
+INT64\r
+IpfReadItc (\r
+ VOID\r
+ );\r
+\r
+\r
+/**\r
+ Invalidates a range of instruction cache lines in the cache coherency domain\r
+ of the calling CPU.\r
+\r
+ Invalidates the instruction cache lines specified by Address and Length. If\r
+ Address is not aligned on a cache line boundary, then entire instruction\r
+ cache line containing Address is invalidated. If Address + Length is not\r
+ aligned on a cache line boundary, then the entire instruction cache line\r
+ containing Address + Length -1 is invalidated. This function may choose to\r
+ invalidate the entire instruction cache if that is more efficient than\r
+ invalidating the specified range. If Length is 0, the no instruction cache\r
+ lines are invalidated. Address is returned.\r
+\r
+ If Length is greater than (MAX_ADDRESS - Address + 1), then ASSERT().\r
+\r
+ @param Address The base address of the instruction cache lines to\r
+ invalidate. If the CPU is in a physical addressing mode, then\r
+ Address is a physical address. If the CPU is in a virtual\r
+ addressing mode, then Address is a virtual address.\r
+\r
+ @param Length The number of bytes to invalidate from the instruction cache.\r
+\r
+ @return Address\r
+\r
+**/\r
+VOID *\r
+EFIAPI\r
+IpfInvalidateInstructionCacheRange (\r
+ IN VOID *Address,\r
+ IN UINTN Length\r
+ );\r
+\r
#endif\r
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