diff --git a/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf b/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf index 8ea63672f4..28e963c2f8 100644 --- a/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf +++ b/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf @@ -38,6 +38,7 @@ Ia32/CpuSleep.nasm| INTEL Ia32/CpuSleep.asm | INTEL + Ia32/CpuFlushTlb.nasm| INTEL Ia32/CpuFlushTlb.asm | INTEL Ia32/CpuSleepGcc.c | GCC diff --git a/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.nasm b/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.nasm new file mode 100644 index 0000000000..429b6d887c --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlb.nasm @@ -0,0 +1,37 @@ +;------------------------------------------------------------------------------ ; +; Copyright (c) 2006, Intel Corporation. All rights reserved.
+; This program and the accompanying materials +; are licensed and made available under the terms and conditions of the BSD License +; which accompanies this distribution. The full text of the license may be found at +; http://opensource.org/licenses/bsd-license.php. +; +; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +; +; Module Name: +; +; CpuFlushTlb.Asm +; +; Abstract: +; +; CpuFlushTlb function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; VOID +; EFIAPI +; CpuFlushTlb ( +; VOID +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(CpuFlushTlb) +ASM_PFX(CpuFlushTlb): + mov eax, cr3 + mov cr3, eax ; moving to CR3 flushes TLB + ret +