Implement RISC-V CPU related functions in BaseCpuLib. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Abner Chang <abner.ch...@hpe.com> --- MdePkg/Library/BaseCpuLib/BaseCpuLib.inf | 4 ++++ MdePkg/Library/BaseCpuLib/RiscV/Cpu.s | 25 +++++++++++++++++++++++++ 2 files changed, 29 insertions(+) create mode 100644 MdePkg/Library/BaseCpuLib/RiscV/Cpu.s
diff --git a/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf b/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf index a7cb381..20ee774 100644 --- a/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf +++ b/MdePkg/Library/BaseCpuLib/BaseCpuLib.inf @@ -7,6 +7,7 @@ # Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR> # Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> # Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR> +# Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.<BR> # # SPDX-License-Identifier: BSD-2-Clause-Patent # @@ -59,6 +60,9 @@ AArch64/CpuFlushTlb.asm | MSFT AArch64/CpuSleep.asm | MSFT +[Sources.RISCV64] + RiscV/Cpu.s + [Packages] MdePkg/MdePkg.dec diff --git a/MdePkg/Library/BaseCpuLib/RiscV/Cpu.s b/MdePkg/Library/BaseCpuLib/RiscV/Cpu.s new file mode 100644 index 0000000..9a1bf0f --- /dev/null +++ b/MdePkg/Library/BaseCpuLib/RiscV/Cpu.s @@ -0,0 +1,25 @@ +//------------------------------------------------------------------------------ +// +// CpuSleep for RISC-V +// +// Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.<BR> +// This program and the accompanying materials +// are licensed and made available under the terms and conditions of the BSD License +// which accompanies this distribution. The full text of the license may be found at +// http://opensource.org/licenses/bsd-license.php. +// +// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +// +//------------------------------------------------------------------------------ +.data +.align 3 +.section .text + +.global ASM_PFX(_CpuSleep) + +ASM_PFX(_CpuSleep): + wfi + ret + + -- 2.7.4 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#46786): https://edk2.groups.io/g/devel/message/46786 Mute This Topic: https://groups.io/mt/33137132/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
