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9344f09215
https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>
42 lines
1.3 KiB
NASM
42 lines
1.3 KiB
NASM
;------------------------------------------------------------------------------
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;
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; Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
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; Portions copyright (c) 2011, 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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; Module Name:
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;
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; InternalSwitchStack.nasm
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;
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; Abstract:
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;
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; Implementation of a stack switch on IA-32.
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;
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;------------------------------------------------------------------------------
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SECTION .text
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;------------------------------------------------------------------------------
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; VOID
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; EFIAPI
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; InternalSwitchStack (
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; IN SWITCH_STACK_ENTRY_POINT EntryPoint,
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; IN VOID *Context1, OPTIONAL
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; IN VOID *Context2, OPTIONAL
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; IN VOID *NewStack
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; );
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;------------------------------------------------------------------------------
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global ASM_PFX(InternalSwitchStack)
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ASM_PFX(InternalSwitchStack):
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push ebp
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mov ebp, esp
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mov esp, [ebp + 20] ; switch stack
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sub esp, 8
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mov eax, [ebp + 16]
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mov [esp + 4], eax
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mov eax, [ebp + 12]
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mov [esp], eax
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push 0 ; keeps gdb from unwinding stack
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jmp dword [ebp + 8] ; call and never return
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