#------------------------------------------------------------------------------ | |
# | |
# Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR> | |
# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> | |
# Portions copyright (c) 2011 - 2013, ARM Ltd. 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. | |
# | |
#------------------------------------------------------------------------------ | |
#include <AsmMacroIoLibV8.h> | |
#/** | |
# This allows the caller to switch the stack and return | |
# | |
# @param StackDelta Signed amount by which to modify the stack pointer | |
# | |
# @return Nothing. Goes to the Entry Point passing in the new parameters | |
# | |
#**/ | |
#VOID | |
#EFIAPI | |
#SecSwitchStack ( | |
# VOID *StackDelta | |
# )# | |
# | |
ASM_FUNC(SecSwitchStack) | |
mov x1, sp | |
add x1, x0, x1 | |
mov sp, x1 | |
ret | |