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
1.9 KiB
ArmAsm
65 lines
1.9 KiB
ArmAsm
#------------------------------------------------------------------------------
|
|
#
|
|
# Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
|
|
# Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
|
|
# SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
#
|
|
#------------------------------------------------------------------------------
|
|
.text
|
|
.p2align 2
|
|
|
|
GCC_ASM_EXPORT(SetJump)
|
|
GCC_ASM_EXPORT(InternalLongJump)
|
|
|
|
#/**
|
|
# Saves the current CPU context that can be restored with a call to LongJump() and returns 0.#
|
|
#
|
|
# Saves the current CPU context in the buffer specified by JumpBuffer and returns 0. The initial
|
|
# call to SetJump() must always return 0. Subsequent calls to LongJump() cause a non-zero
|
|
# value to be returned by SetJump().
|
|
#
|
|
# If JumpBuffer is NULL, then ASSERT().
|
|
# For IPF CPUs, if JumpBuffer is not aligned on a 16-byte boundary, then ASSERT().
|
|
#
|
|
# @param JumpBuffer A pointer to CPU context buffer.
|
|
#
|
|
#**/
|
|
#
|
|
#UINTN
|
|
#EFIAPI
|
|
#SetJump (
|
|
# IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer // R0
|
|
# );
|
|
#
|
|
ASM_PFX(SetJump):
|
|
mov r3, r13
|
|
stmia r0, {r3-r12,r14}
|
|
eor r0, r0, r0
|
|
bx lr
|
|
|
|
#/**
|
|
# Restores the CPU context that was saved with SetJump().#
|
|
#
|
|
# Restores the CPU context from the buffer specified by JumpBuffer.
|
|
# This function never returns to the caller.
|
|
# Instead is resumes execution based on the state of JumpBuffer.
|
|
#
|
|
# @param JumpBuffer A pointer to CPU context buffer.
|
|
# @param Value The value to return when the SetJump() context is restored.
|
|
#
|
|
#**/
|
|
#VOID
|
|
#EFIAPI
|
|
#InternalLongJump (
|
|
# IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer, // R0
|
|
# IN UINTN Value // R1
|
|
# );
|
|
#
|
|
ASM_PFX(InternalLongJump):
|
|
ldmia r0, {r3-r12,r14}
|
|
mov r13, r3
|
|
mov r0, r1
|
|
bx lr
|
|
|
|
ASM_FUNCTION_REMOVE_IF_UNREFERENCED
|