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https://github.com/CloverHackyColor/CloverBootloader.git
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40 lines
1.1 KiB
NASM
40 lines
1.1 KiB
NASM
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;------------------------------------------------------------------------------
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;
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; Copyright (c) 2006 - 2018, 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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; SPDX-License-Identifier: BSD-2-Clause-Patent
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;
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;------------------------------------------------------------------------------
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EXPORT InternalSwitchStackAsm
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AREA Switch_Stack, CODE, READONLY
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;/**
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; This allows the caller to switch the stack and goes to the new entry point
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;
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; @param EntryPoint The pointer to the location to enter
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; @param Context Parameter to pass in
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; @param Context2 Parameter2 to pass in
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; @param NewStack New Location of the stack
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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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;InternalSwitchStackAsm (
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; SWITCH_STACK_ENTRY_POINT EntryPoint,
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; VOID *Context,
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; VOID *Context2,
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; VOID *NewStack
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; );
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;
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InternalSwitchStackAsm
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MOV LR, R0
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MOV SP, R3
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MOV R0, R1
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MOV R1, R2
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BX LR
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END
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