From 10d291f74607f85bdfd15e77209d4648f3fd715c Mon Sep 17 00:00:00 2001
From: Chao Li <lichao@loongson.cn>
Date: Thu, 11 Nov 2021 19:09:24 +0800
Subject: [PATCH] MdePkg/BaseIoLibIntrinsic: IoLibNoIo for LoongArch
 architecture.

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4053

LoongArch MMIO library instance, use the IoLibNoIo.

Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>

Signed-off-by: Chao Li <lichao@loongson.cn>
Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>
---
 .../Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf  | 10 +++++++---
 MdePkg/Library/BaseIoLibIntrinsic/IoLibNoIo.c          |  3 ++-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/MdePkg/Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf b/MdePkg/Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf
index 27b15d9ae2..aeb072ee95 100644
--- a/MdePkg/Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf
+++ b/MdePkg/Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf
@@ -4,13 +4,14 @@
 #  I/O Library that uses compiler intrinsics to perform IN and OUT instructions
 #  for IA-32 and x64.  On IPF, I/O port requests are translated into MMIO requests.
 #  MMIO requests are forwarded directly to memory.  For EBC, I/O port requests
-#  ASSERT(). For ARM, AARCH64 and RISCV64, this I/O library only provides non I/O
-#  read and write.
+#  ASSERT(). For ARM, AARCH64, RISCV64 and LoongArch, this I/O library only provides
+#  non I/O read and write.
 #
 #  Copyright (c) 2007 - 2021, Intel Corporation. All rights reserved.<BR>
 #  Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
 #  Copyright (c) 2017, AMD Incorporated. All rights reserved.<BR>
 #  Portions Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+#  Portions Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
 #
 #  SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -27,7 +28,7 @@
 
 
 #
-#  VALID_ARCHITECTURES           = IA32 X64 EBC ARM AARCH64 RISCV64
+#  VALID_ARCHITECTURES           = IA32 X64 EBC ARM AARCH64 RISCV64 LOONGARCH64
 #
 
 [Sources]
@@ -62,6 +63,9 @@
 [Sources.RISCV64]
   IoLibNoIo.c
 
+[Sources.LOONGARCH64]
+  IoLibNoIo.c
+
 [Packages]
   MdePkg/MdePkg.dec
 
diff --git a/MdePkg/Library/BaseIoLibIntrinsic/IoLibNoIo.c b/MdePkg/Library/BaseIoLibIntrinsic/IoLibNoIo.c
index c71f45b22e..c51e5da39b 100644
--- a/MdePkg/Library/BaseIoLibIntrinsic/IoLibNoIo.c
+++ b/MdePkg/Library/BaseIoLibIntrinsic/IoLibNoIo.c
@@ -1,11 +1,12 @@
 /** @file
   I/O library for non I/O read and write access (memory map I/O read and
-  write only) architecture, such as ARM and RISC-V processor.
+  write only) architecture, such as ARM, RISC-V and LoongArch processor.
 
   Copyright (c) 2006 - 2021, Intel Corporation. All rights reserved.<BR>
   Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
   Copyright (c) 2017, AMD Incorporated. All rights reserved.<BR>
   Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+  Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
-- 
2.39.5