X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=EdkCompatibilityPkg%2FFoundation%2FLibrary%2FEdkIIGlueLib%2FLibrary%2FBaseLib%2FX64%2FDisablePaging64.S;h=5e0b4d5e741ebddce557deebd5f4b95af3b24e37;hp=e559246c59be017d39efa936e24e7d36fa1d79d5;hb=e8de46808a7d2426116de79cdf2aeab43d5a5537;hpb=fbf926add92ee7c528aed264b0b71442b2caef04 diff --git a/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/X64/DisablePaging64.S b/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/X64/DisablePaging64.S index e559246c59..5e0b4d5e74 100644 --- a/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/X64/DisablePaging64.S +++ b/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BaseLib/X64/DisablePaging64.S @@ -1,66 +1,66 @@ -#------------------------------------------------------------------------------ -# -# 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: -# -# DisablePaging64.S -# -# Abstract: -# -# AsmDisablePaging64 function -# -# Notes: -# -#------------------------------------------------------------------------------ - - -#include -#------------------------------------------------------------------------------ -# VOID -# EFIAPI -# InternalX86DisablePaging64 ( -# IN UINT16 Cs, %rdi -# IN UINT64 EntryPoint, %rsi -# IN UINT64 Context1, OPTIONAL %rdx -# IN UINT32 Context2, OPTIONAL %rcx -# IN UINT64 NewStack %r8 -# ); -#------------------------------------------------------------------------------ - -.global ASM_PFX(InternalX86DisablePaging64) -ASM_PFX(InternalX86DisablePaging64): - cli - shl $0x20,%rcx - lea (%rip), %eax - mov %eax,%ecx - push %rcx - mov %edx,%ebx - mov %r8d,%esi - mov %r9d,%edi - mov 0x28(%rsp),%eax - lret -L1: - mov %eax,%esp - mov %cr0,%rax - btr $0x1f,%eax - mov %rax,%cr0 - mov $0xc0000080,%ecx - rdmsr - and $0xfe,%ah - wrmsr - mov %cr4,%rax - and $0xdf,%al - mov %rax,%cr4 - push %rdi - push %rsi - callq *%rbx - jmp . - +#------------------------------------------------------------------------------ +# +# 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: +# +# DisablePaging64.S +# +# Abstract: +# +# AsmDisablePaging64 function +# +# Notes: +# +#------------------------------------------------------------------------------ + + +#include +#------------------------------------------------------------------------------ +# VOID +# EFIAPI +# InternalX86DisablePaging64 ( +# IN UINT16 Cs, %rdi +# IN UINT64 EntryPoint, %rsi +# IN UINT64 Context1, OPTIONAL %rdx +# IN UINT32 Context2, OPTIONAL %rcx +# IN UINT64 NewStack %r8 +# ); +#------------------------------------------------------------------------------ + +.globl ASM_PFX(InternalX86DisablePaging64) +ASM_PFX(InternalX86DisablePaging64): + cli + shl $0x20,%rcx + lea (%rip), %eax + mov %eax,%ecx + push %rcx + mov %edx,%ebx + mov %r8d,%esi + mov %r9d,%edi + mov 0x28(%rsp),%eax + lret +L1: + mov %eax,%esp + mov %cr0,%rax + btr $0x1f,%eax + mov %rax,%cr0 + mov $0xc0000080,%ecx + rdmsr + and $0xfe,%ah + wrmsr + mov %cr4,%rax + and $0xdf,%al + mov %rax,%cr4 + push %rdi + push %rsi + callq *%rbx + jmp . +