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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>
65 lines
1.8 KiB
NASM
65 lines
1.8 KiB
NASM
;------------------------------------------------------------------------------
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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 SetJump
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EXPORT InternalLongJump
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AREA BaseLib, CODE, READONLY
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;/**
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; Saves the current CPU context that can be restored with a call to LongJump() and returns 0.;
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;
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; Saves the current CPU context in the buffer specified by JumpBuffer and returns 0. The initial
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; call to SetJump() must always return 0. Subsequent calls to LongJump() cause a non-zero
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; value to be returned by SetJump().
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;
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; If JumpBuffer is NULL, then ASSERT().
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; For IPF CPUs, if JumpBuffer is not aligned on a 16-byte boundary, then ASSERT().
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;
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; @param JumpBuffer A pointer to CPU context buffer.
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;
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;**/
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;
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;UINTN
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;EFIAPI
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;SetJump (
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; IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer // R0
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; )
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;
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SetJump
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MOV R3, R13
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STM R0, {R3-R12,R14}
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EOR R0, R0
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BX LR
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;/**
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; Restores the CPU context that was saved with SetJump().;
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;
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; Restores the CPU context from the buffer specified by JumpBuffer.
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; This function never returns to the caller.
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; Instead is resumes execution based on the state of JumpBuffer.
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;
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; @param JumpBuffer A pointer to CPU context buffer.
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; @param Value The value to return when the SetJump() context is restored.
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;
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;**/
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;VOID
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;EFIAPI
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;InternalLongJump (
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; IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer, // R0
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; IN UINTN Value // R1
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; );
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;
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InternalLongJump
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LDM R0, {R3-R12,R14}
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MOV R13, R3
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MOV R0, R1
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BX LR
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END
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