1 files changed, 0 insertions, 120 deletions
diff --git a/UnixPkg/Sec/X64/SwitchStack.S b/UnixPkg/Sec/X64/SwitchStack.S
deleted file mode 100644
index e9adefce39..0000000000
--- a/UnixPkg/Sec/X64/SwitchStack.S
+++ /dev/null
@@ -1,120 +0,0 @@
-#------------------------------------------------------------------------------
-#
-# Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
-# 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:
-#
-#   SwitchStack.S
-#
-# Abstract:
-#
-#------------------------------------------------------------------------------
-
-
-#------------------------------------------------------------------------------
-# Routine Description:
-#
-#   Routine for switching stacks with 3 parameters EFI ABI
-#   Convert UNIX to EFI ABI
-#
-# Arguments:
-#
-#   (rdi) EntryPoint    - Entry point with new stack.
-#   (rsi) Context1      - Parameter1 for entry point. (rcx)
-#   (rdx) Context2      - Parameter2 for entry point. (rdx) 
-#   (rcx) Context3      - Parameter3 for entry point. (r8)
-#   (r8)  NewStack      - The pointer to new stack.
-#
-# Returns:
-#
-#   None
-#
-#------------------------------------------------------------------------------
-ASM_GLOBAL ASM_PFX(PeiSwitchStacks)
-ASM_PFX(PeiSwitchStacks):
-    pushq   %rbp            // stack frame is for the debugger
-    movq    %rsp, %rbp
-
-    movq    %r8,  %rsp
-    
-    movq    %rdi, %rax
-    movq    %rsi, %rcx
-    movq    %rcx, %r8    
-    
-    #
-    # Reserve space for register parameters (rcx, rdx, r8 & r9) on the stack,
-    # in case the callee wishes to spill them.
-    #
-    subq    $32, %rsp  // 32-byte shadow space plus alignment pad
-    call    *%rax
-
-
-#------------------------------------------------------------------------------
-# Routine Description:
-#
-#   Routine for switching stacks with 3 parameters UNIX ABI
-#
-# Arguments:
-#
-#   (rdi) EntryPoint    - Entry point with new stack.
-#   (rsi) Context1      - Parameter1 for entry point.
-#   (rdx) Context2      - Parameter2 for entry point.
-#   (rcx) Context3      - Parameter3 for entry point.
-#   (r8)  NewStack      - The pointer to new stack.
-#
-# Returns:
-#
-#   None
-#
-#------------------------------------------------------------------------------
-ASM_GLOBAL ASM_PFX(UnixPeiSwitchStacks)
-ASM_PFX(UnixPeiSwitchStacks):
-    pushq   %rbp            // stack frame is for the debugger
-    movq    %rsp, %rbp
-
-    mov     %rdi, %rax
-    mov     %rsi, %rdi
-    mov     %rdx, %rsi
-    mov     %rcx, %rdx
-    mov     %r8,  %rsp
-    
-    
-    #
-    # Reserve space for redzone on the stack,
-    # in case the callee wishes to spill them.
-    #
-    lea     -0x80(%rsp), %rsp
-    call    *%rax
-
-
-
-#------------------------------------------------------------------------------
-# VOID
-# EFIAPI
-# SecSwitchStack (
-#   UINT32   TemporaryMemoryBase, // Rcx, Rdi
-#   UINT32   PermenentMemoryBase  // Rdx, Rsi
-#   );
-#------------------------------------------------------------------------------    
-ASM_GLOBAL ASM_PFX(SecSwitchStack)
-ASM_PFX(SecSwitchStack):
-  pushq   %rbp            // stack frame is for the debugger
-  movq    %rsp, %rbp
-
-  mov     %rsp, %rax
-  sub     %rdi, %rax
-  add     %rsi, %rax
-  mov    (%rip), %r10
-  mov    %r10, (%rax) 
-  
-  popq   %rbp
-  ret
-  
-  
-\ No newline at end of file