1) Added BIT0, BIT1, …, BIT63 to the Base Defines

[mirror_edk2.git] / MdePkg / Include / Library / UefiLib.h

diff --git a/MdePkg/Include/Library/UefiLib.h b/MdePkg/Include/Library/UefiLib.h
index 1f0b52b06152c15a8eb06514d2a47605e9f6fcac..a302c26beb51cdc983094ab53080bb0a00e7270f 100644 (file)
--- a/MdePkg/Include/Library/UefiLib.h
+++ b/MdePkg/Include/Library/UefiLib.h
@@ -128,6 +128,26 @@ EfiNamedEventSignal (
   IN CONST EFI_GUID  *Name\r
   );\r
 \r
+/** \r
+  Returns the current TPL.\r
+\r
+  This function returns the current TPL.  There is no EFI service to directly \r
+  retrieve the current TPL. Instead, the RaiseTPL() function is used to raise \r
+  the TPL to TPL_HIGH_LEVEL.  This will return the current TPL.  The TPL level \r
+  can then immediately be restored back to the current TPL level with a call \r
+  to RestoreTPL().\r
+\r
+  @param  VOID\r
+\r
+  @retvale EFI_TPL              The current TPL.\r
+\r
+**/\r
+EFI_TPL\r
+EFIAPI\r
+EfiGetCurrentTpl (\r
+  VOID\r
+  );\r
+\r
 /**\r
   This function initializes a basic mutual exclusion lock to the released state \r
   and returns the lock.  Each lock provides mutual exclusion access at its task \r
@@ -595,5 +615,4 @@ EfiGetNameGuidFromFwVolDevicePathNode (
   IN CONST MEDIA_FW_VOL_FILEPATH_DEVICE_PATH  *FvDevicePathNode\r
   );\r
 \r
-\r
 #endif\r