From: "Abner Chang" <abner.chang@hpe.com>
To: devel@edk2.groups.io
Cc: abner.chang@hpe.com,
Michael D Kinney <michael.d.kinney@intel.com>,
Liming Gao <liming.gao@intel.com>,
Leif Lindholm <leif.lindholm@linaro.org>,
Gilbert Chen <gilbert.chen@hpe.com>
Subject: [edk2-staging/RISC-V-V2 PATCH v3 11/39] MdePkg/BaseCpuLib: RISC-V Base CPU library implementation.
Date: Mon, 28 Oct 2019 09:58:49 +0800 [thread overview]
Message-ID: <1572227957-13169-12-git-send-email-abner.chang@hpe.com> (raw)
In-Reply-To: <1572227957-13169-1-git-send-email-abner.chang@hpe.com>
Implement RISC-V CPU related functions in BaseCpuLib.
Signed-off-by: Abner Chang <abner.chang@hpe.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Gilbert Chen <gilbert.chen@hpe.com>
---
MdePkg/Library/BaseCpuLib/BaseCpuLib.inf | 6 +++++-
MdePkg/Library/BaseCpuLib/BaseCpuLib.uni | 5 +++--
MdePkg/Library/BaseCpuLib/RiscV/Cpu.S | 19 +++++++++++++++++++
3 files changed, 27 insertions(+), 3 deletions(-)
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..a95d8a0 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 - 2019, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
@@ -24,7 +25,7 @@
#
-# VALID_ARCHITECTURES = IA32 X64 EBC ARM AARCH64
+# VALID_ARCHITECTURES = IA32 X64 EBC ARM AARCH64 RISCV64
#
[Sources.IA32]
@@ -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/BaseCpuLib.uni b/MdePkg/Library/BaseCpuLib/BaseCpuLib.uni
index fc95cda..85d56ce 100644
--- a/MdePkg/Library/BaseCpuLib/BaseCpuLib.uni
+++ b/MdePkg/Library/BaseCpuLib/BaseCpuLib.uni
@@ -1,12 +1,13 @@
// /** @file
// Instance of CPU Library for various architecture.
//
-// CPU Library implemented using ASM functions for IA-32 and X64,
+// CPU Library implemented using ASM functions for IA-32, X64 and RISCV64,
// PAL CALLs for IPF, and empty functions for EBC.
//
// Copyright (c) 2007 - 2014, 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) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
//
// SPDX-License-Identifier: BSD-2-Clause-Patent
//
@@ -15,5 +16,5 @@
#string STR_MODULE_ABSTRACT #language en-US "Instance of CPU Library for various architectures"
-#string STR_MODULE_DESCRIPTION #language en-US "CPU Library implemented using ASM functions for IA-32 and X64, PAL CALLs for IPF, and empty functions for EBC."
+#string STR_MODULE_DESCRIPTION #language en-US "CPU Library implemented using ASM functions for IA-32, X64 and RISCV64, PAL CALLs for IPF, and empty functions for EBC."
diff --git a/MdePkg/Library/BaseCpuLib/RiscV/Cpu.S b/MdePkg/Library/BaseCpuLib/RiscV/Cpu.S
new file mode 100644
index 0000000..703b1e8
--- /dev/null
+++ b/MdePkg/Library/BaseCpuLib/RiscV/Cpu.S
@@ -0,0 +1,19 @@
+//------------------------------------------------------------------------------
+//
+// CpuSleep for RISC-V
+//
+// Copyright (c) 2016 - 2019, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+// SPDX-License-Identifier: BSD-2-Clause-Patent
+//
+//------------------------------------------------------------------------------
+.data
+.align 3
+.section .text
+
+.global ASM_PFX(_CpuSleep)
+
+ASM_PFX(_CpuSleep):
+ wfi
+ ret
+
+
--
2.7.4
next prev parent reply other threads:[~2019-10-28 2:31 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-28 1:58 [edk2-staging/RISC-V-V2 PATCH v3 00/39] RISC-V EDK2 Port on Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 01/39] RiscVPkg: RISC-V processor package Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 02/39] RiscVPkg/Include: Add header files of RISC-V CPU package Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 03/39] RiscVPkg/opensbi: EDK2 RISC-V OpenSBI support Abner Chang
2019-11-21 16:24 ` Leif Lindholm
2019-12-19 4:09 ` [edk2-devel] " Abner Chang
2019-12-19 13:21 ` Leif Lindholm
2019-12-19 14:48 ` Abner Chang
[not found] ` <15E1CD20DD2FE7F1.29030@groups.io>
2019-12-20 3:04 ` Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 04/39] MdePkg: RISC-V RV64 binding in MdePkg Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 05/39] MdePkg/Include: RISC-V definitions Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 06/39] MdeModulePkg/CapsuleRuntimeDxe: Add RISCV64 arch Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 07/39] MdePkg/BaseLib: BaseLib for RISC-V RV64 Processor Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 08/39] MdePkg/BaseCacheMaintenanceLib: RISC-V cache maintenance implementation Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 09/39] MdePkg/BaseIoLibIntrinsic: RISC-V I/O intrinsic functions Abner Chang
2019-11-21 16:36 ` Leif Lindholm
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 10/39] MdePkg/BasePeCoff: Add RISC-V PE/Coff related code Abner Chang
2019-10-28 1:58 ` Abner Chang [this message]
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 12/39] MdePkg/BaseSynchronizationLib: RISC-V cache " Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 13/39] MdeModulePkg/Logo Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 14/39] NetworkPkg Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 15/39] RiscVPkg/Library: RISC-V CPU library Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 16/39] RiscVPkg/Library: Add RISC-V exception library Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 17/39] RiscVPkg/Library: Add RISC-V timer library Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 18/39] RiscVPkg/Library: Add EDK2 RISC-V OpenSBI library Abner Chang
2019-11-21 16:48 ` [edk2-devel] " Leif Lindholm
2019-12-19 6:00 ` Abner Chang
2019-12-20 15:04 ` Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 19/39] RiscVPkg/Library: RISC-V platform level DxeIPL libraries Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 20/39] MdeModulePkg/DxeIplPeim : RISC-V platform level DxeIPL Abner Chang
2019-10-28 1:58 ` [edk2-staging/RISC-V-V2 PATCH v3 21/39] RiscVPkg/PeiServicesTablePointerLibOpenSbi: RISC-V PEI Service Table Pointer library Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 22/39] RiscVPlatformPkg/RiscVPlatformTempMemoryInit: RISC-V Platform Temporary Memory library Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 23/39] RiscVPkg/CpuDxe: Add RISC-V CPU DXE driver Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 24/39] BaseTools: BaseTools changes for RISC-V platform Abner Chang
2019-11-21 16:55 ` Leif Lindholm
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 25/39] BaseTools/Scripts Abner Chang
2019-11-19 18:17 ` [edk2-devel] " Mark Salter
2019-11-20 8:23 ` Abner Chang
2019-11-21 7:40 ` Abner Chang
2019-11-21 16:56 ` Leif Lindholm
2019-11-22 3:49 ` Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 26/39] RiscVPkg/SmbiosDxe: Generic SMBIOS DXE driver for RISC-V platforms Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 27/39] RiscVPkg/RiscVOpensbLlib: Add submodule opensbi Abner Chang
2019-11-21 17:00 ` Leif Lindholm
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 28/39] RiscVPlatformPkg/FirmwareContextProcessorSpecificLib:Add FirmwareContextProcessorSpecificLib module Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 29/39] RiscVPlatformPkg/RealTimeClockLibNull: Null instance of RTC lib Abner Chang
2019-11-21 17:02 ` Leif Lindholm
2019-11-22 12:28 ` Abner Chang
2019-11-22 14:08 ` Leif Lindholm
2019-11-22 14:19 ` Abner Chang
2019-11-22 14:55 ` Leif Lindholm
2019-11-22 16:05 ` [edk2-devel] " Abner Chang
2019-11-22 16:32 ` Leif Lindholm
2019-11-23 7:38 ` Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 30/39] RiscVPlatformPkg/OpensbiPlatformLibNull: NULL instance of RiscVOpensbiPlatformLib Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 31/39] RiscVPlatformPkg/PlatformMemoryTestLibNull: NULL instance of PlatformMemoryTestLib Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 32/39] RiscVPlatformPkg/PlatformUpdateProgressLibNull: NULL instance of PlatformUpdateProgressLib Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 33/39] RiscVPlatformPkg/PlatformBootManagerLib: Platform Boot Manager library Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 34/39] RiscVPkg/RiscVPlatformTimerLibNull: NULL instance of RISC-V platform timer library Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 35/39] RiscVPlatformPkg/SecMain: RISC-V SecMain module Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 36/39] RiscVPlatformPkg: Add RiscVPlatformPkg Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 37/39] edk2-staging:RISC-V-V2: Add RiscVEdk2Readme.md Abner Chang
2019-11-21 17:09 ` Leif Lindholm
2019-11-22 3:57 ` [edk2-devel] " Abner Chang
2019-11-22 9:34 ` Leif Lindholm
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 38/39] edk2-staging: Revise Maintainers.txt for RISC-V packages Abner Chang
2019-10-29 1:05 ` [edk2-devel] " Laszlo Ersek
2019-10-29 1:31 ` Abner Chang
2019-10-28 1:59 ` [edk2-staging/RISC-V-V2 PATCH v3 39/39] edk2-staging: Revise Readme.md Abner Chang
2019-10-29 1:07 ` [edk2-devel] " Laszlo Ersek
2019-10-29 1:35 ` Abner Chang
2019-10-29 2:01 ` Leif Lindholm
2019-10-31 8:20 ` Laszlo Ersek
2019-11-21 17:15 ` Leif Lindholm
2019-11-22 2:05 ` Abner Chang
2019-11-22 9:42 ` Leif Lindholm
2019-11-22 11:46 ` Abner Chang
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