diff --git a/MdePkg/Library/BaseLib/BaseLib.inf b/MdePkg/Library/BaseLib/BaseLib.inf index 2b5613f145..8bbfc9dd44 100644 --- a/MdePkg/Library/BaseLib/BaseLib.inf +++ b/MdePkg/Library/BaseLib/BaseLib.inf @@ -211,6 +211,7 @@ Ia32/WriteCr3.asm | INTEL Ia32/WriteCr2.nasm| INTEL Ia32/WriteCr2.asm | INTEL + Ia32/WriteCr0.nasm| INTEL Ia32/WriteCr0.asm | INTEL Ia32/WriteMsr64.asm | INTEL Ia32/SwapBytes64.asm | INTEL diff --git a/MdePkg/Library/BaseLib/Ia32/WriteCr0.nasm b/MdePkg/Library/BaseLib/Ia32/WriteCr0.nasm new file mode 100644 index 0000000000..cbb53c93c9 --- /dev/null +++ b/MdePkg/Library/BaseLib/Ia32/WriteCr0.nasm @@ -0,0 +1,38 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; WriteCr0.Asm +; +; Abstract: +; +; AsmWriteCr0 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; UINTN +; EFIAPI +; AsmWriteCr0 ( +; UINTN Cr0 +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(AsmWriteCr0) +ASM_PFX(AsmWriteCr0): + mov eax, [esp + 4] + mov cr0, eax + ret +