diff options
| -rw-r--r-- | MdePkg/Include/Library/CpuLib.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/MdePkg/Include/Library/CpuLib.h b/MdePkg/Include/Library/CpuLib.h index 4d2b809625..5ac8ee7179 100644 --- a/MdePkg/Include/Library/CpuLib.h +++ b/MdePkg/Include/Library/CpuLib.h @@ -15,4 +15,46 @@ #ifndef __CPU_LIB_H__
#define __CPU_LIB_H__
+/** + Places the CPU in a sleep state until an interrupt is received. + + Places the CPU in a sleep state until an interrupt is received. If interrupts + are disabled prior to calling this function, then the CPU will be placed in a + sleep state indefinitely. + +**/ +VOID +EFIAPI +CpuSleep ( + VOID + ); + + +/** + Requests CPU to pause for a short period of time. + + Requests CPU to pause for a short period of time. Typically used in MP + systems to prevent memory starvation while waiting for a spin lock. + +**/ +VOID +EFIAPI +CpuPause ( + VOID + ); + + +/** + Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU. + + Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU. + +**/ +VOID +EFIAPI +CpuFlushTlb ( + VOID + ); + +
#endif
\ No newline at end of file |