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-rw-r--r--MdePkg/Library/BaseLib/ia32/EnablePaging64.s66
1 files changed, 0 insertions, 66 deletions
diff --git a/MdePkg/Library/BaseLib/ia32/EnablePaging64.s b/MdePkg/Library/BaseLib/ia32/EnablePaging64.s
deleted file mode 100644
index b365ea762a..0000000000
--- a/MdePkg/Library/BaseLib/ia32/EnablePaging64.s
+++ /dev/null
@@ -1,66 +0,0 @@
-#------------------------------------------------------------------------------
-#
-# 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:
-#
-# EnablePaging64.Asm
-#
-# Abstract:
-#
-# AsmEnablePaging64 function
-#
-# Notes:
-#
-#------------------------------------------------------------------------------
-
-
- #.MODEL flat
-
-
-#------------------------------------------------------------------------------
-# VOID
-# EFIAPI
-# AsmEnablePaging64 (
-# IN UINT16 CodeSelector,
-# IN UINT64 EntryPoint,
-# IN UINT64 Context1, OPTIONAL
-# IN UINT64 Context2, OPTIONAL
-# IN UINT64 NewStack
-# );
-#------------------------------------------------------------------------------
-.global _AsmEnablePaging64
-_AsmEnablePaging64:
- cli
- movl $$LongStart, (%esp)
- movl %cr4, %eax
- orb $0x20, %al
- movl %eax, %cr4 # enable PAE
- movl $0xc0000080, %ecx
- rdmsr
- orb $1, %ah # set LME
- wrmsr
- movl %cr0, %eax
- btsl $31, %eax
- movl %eax, %cr0 # enable paging
- lret
-LongStart: # long mode starts here
- .byte 0x67,0x48
- movl (%esp), %ebx # mov rbx, [esp]
- .byte 0x67,0x48
- movl 8(%esp), %ecx # mov rcx, [esp + 8]
- .byte 0x67,0x48
- movl 0x10(%esp), %edx # mov rdx, [esp + 10h]
- .byte 0x67,0x48
- movl 0x18(%esp), %esp # mov rsp, [esp + 18h]
- .byte 0x48
- addl $0x-20, %esp # add rsp, -20h
- call *%ebx # call rbx
- jmp .