diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/MdePkg/Library/BaseSynchronizationLib/InterlockedIncrementMsc.c | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/MdePkg/Library/BaseSynchronizationLib/InterlockedIncrementMsc.c')
| -rw-r--r-- | roms/edk2/MdePkg/Library/BaseSynchronizationLib/InterlockedIncrementMsc.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/roms/edk2/MdePkg/Library/BaseSynchronizationLib/InterlockedIncrementMsc.c b/roms/edk2/MdePkg/Library/BaseSynchronizationLib/InterlockedIncrementMsc.c new file mode 100644 index 000000000..bb51ec56d --- /dev/null +++ b/roms/edk2/MdePkg/Library/BaseSynchronizationLib/InterlockedIncrementMsc.c @@ -0,0 +1,40 @@ +/** @file
+ InterLockedIncrement function
+
+ Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+/**
+ Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics.
+**/
+
+long _InterlockedIncrement(
+ long * lpAddend
+);
+
+#pragma intrinsic(_InterlockedIncrement)
+
+/**
+ Performs an atomic increment of an 32-bit unsigned integer.
+
+ Performs an atomic increment of the 32-bit unsigned integer specified by
+ Value and returns the incremented value. The increment operation must be
+ performed using MP safe mechanisms. The state of the return value is not
+ guaranteed to be MP safe.
+
+ @param Value A pointer to the 32-bit value to increment.
+
+ @return The incremented value.
+
+**/
+UINT32
+EFIAPI
+InternalSyncIncrement (
+ IN volatile UINT32 *Value
+ )
+{
+ return _InterlockedIncrement ((long *)(Value));
+}
+
|