diff options
| author | Guo Mang <mang.guo@intel.com> | 2017-04-27 11:32:47 +0800 |
|---|---|---|
| committer | Guo Mang <mang.guo@intel.com> | 2017-04-27 13:02:45 +0800 |
| commit | c2b575d4fdea6ac4b4f1f3a3aac7028f02d26cc5 (patch) | |
| tree | 8f33fb3117a710540f33665d8db31b0d02244ef5 /EmulatorPkg/Sec/X64/SwitchRam.S | |
| parent | ef5bf5aca7bf2a230b5450b34749b0410065d8a6 (diff) | |
| download | edk2-platforms-c2b575d4fdea6ac4b4f1f3a3aac7028f02d26cc5.tar.xz | |
EmulatorPkg: Remove unused Package
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Guo Mang <mang.guo@intel.com>
Diffstat (limited to 'EmulatorPkg/Sec/X64/SwitchRam.S')
| -rw-r--r-- | EmulatorPkg/Sec/X64/SwitchRam.S | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/EmulatorPkg/Sec/X64/SwitchRam.S b/EmulatorPkg/Sec/X64/SwitchRam.S deleted file mode 100644 index 9ed1f911e7..0000000000 --- a/EmulatorPkg/Sec/X64/SwitchRam.S +++ /dev/null @@ -1,72 +0,0 @@ -#------------------------------------------------------------------------------
-#
-# Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
-# Portitions copyright (c) 2011, Apple Inc. 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.
-#
-#------------------------------------------------------------------------------
-
-
-
-// EFI_STATUS
-// EFIAPI
-// SecTemporaryRamSupport (
-// IN CONST EFI_PEI_SERVICES **PeiServices, // %rcx
-// IN EFI_PHYSICAL_ADDRESS TemporaryMemoryBase, // %rdx
-// IN EFI_PHYSICAL_ADDRESS PermanentMemoryBase, // %r8
-// IN UINTN CopySize // %r9
-// )
-//
-ASM_GLOBAL ASM_PFX(SecTemporaryRamSupport)
-ASM_PFX(SecTemporaryRamSupport):
- // Adjust callers %rbp to account for stack move
- subq %rdx, %rbp // Calc offset of %rbp in Temp Memory
- addq %r8, %rbp // add in permanent base to offset
-
- pushq %rbp // stack frame is for the debugger
- movq %rsp, %rbp
-
- pushq %rdx // Save TemporaryMemoryBase
- pushq %r8 // Save PermanentMemoryBase
- pushq %r9 // Save CopySize
-
- //
- // Copy all of temp RAM to permanent memory, including stack
- //
- // CopyMem (PermanentMemoryBase, TemporaryMemoryBase, CopySize);
- // %rcx, %rdx, %r8
- movq %r8, %rcx // Shift arguments
- movq %r9, %r8
- subq $0x28, %rsp // Allocate register spill area & 16-byte align stack
- call ASM_PFX(CopyMem)
- // Temp mem stack now copied to permanent location. %esp still in temp memory
- addq $0x28, %rsp
-
- popq %r9 // CopySize (old stack)
- popq %r8 // PermanentMemoryBase (old stack)
- popq %rdx // TemporaryMemoryBase (old stack)
-
- movq %rsp, %rcx // Move to new stack
- subq %rdx, %rcx // Calc offset of stack in Temp Memory
- addq %r8, %rcx // Calc PermanentMemoryBase address
- movq %rcx, %rsp // Update stack
- // Stack now points to permanent memory
-
- // ZeroMem (TemporaryMemoryBase /* rcx */, CopySize /* rdx */);
- movq %rdx, %rcx
- movq %r9, %rdx
- subq $0x28, %rsp // Allocate register spill area & 16-byte align stack
- call ASM_PFX(ZeroMem)
- addq $0x28, %rsp
-
- // This data comes off the NEW stack
- popq %rbp
- ret
-
-
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