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33 lines
875 B
ArmAsm
33 lines
875 B
ArmAsm
#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
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# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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# Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
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#
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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#
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#------------------------------------------------------------------------------
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#include <AsmMacroIoLibV8.h>
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#/**
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# This allows the caller to switch the stack and return
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#
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# @param StackDelta Signed amount by which to modify the stack pointer
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#
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# @return Nothing. Goes to the Entry Point passing in the new parameters
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#
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#**/
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#VOID
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#EFIAPI
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#SecSwitchStack (
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# VOID *StackDelta
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# )#
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#
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ASM_FUNC(SecSwitchStack)
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mov x1, sp
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add x1, x0, x1
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mov sp, x1
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ret
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