From cd24eb578bb77e6a55d37c2e9afef4a6814a82ac Mon Sep 17 00:00:00 2001
From: Chao Li <lichao@loongson.cn>
Date: Wed, 14 Sep 2022 10:29:15 +0800
Subject: MdePkg/BaseLib: BaseLib for LOONGARCH64 architecture.

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

Add LoongArch LOONGARCH64 BaseLib functions.

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>
Co-authored-by: Baoqi Zhang <zhangbaoqi@loongson.cn>
Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>
---
 MdePkg/Include/Library/BaseLib.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'MdePkg/Include/Library')

diff --git a/MdePkg/Include/Library/BaseLib.h b/MdePkg/Include/Library/BaseLib.h
index a6f9a194ef..f3f59f21c2 100644
--- a/MdePkg/Include/Library/BaseLib.h
+++ b/MdePkg/Include/Library/BaseLib.h
@@ -6,6 +6,7 @@ Copyright (c) 2006 - 2021, Intel Corporation. All rights reserved.<BR>
 Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
 Copyright (c) Microsoft Corporation.<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
 
@@ -152,6 +153,29 @@ typedef struct {
 
 #endif // defined (MDE_CPU_RISCV64)
 
+#if defined (MDE_CPU_LOONGARCH64)
+///
+/// The LoongArch architecture context buffer used by SetJump() and LongJump()
+///
+typedef struct {
+  UINT64    S0;
+  UINT64    S1;
+  UINT64    S2;
+  UINT64    S3;
+  UINT64    S4;
+  UINT64    S5;
+  UINT64    S6;
+  UINT64    S7;
+  UINT64    S8;
+  UINT64    SP;
+  UINT64    FP;
+  UINT64    RA;
+} BASE_LIBRARY_JUMP_BUFFER;
+
+#define BASE_LIBRARY_JUMP_BUFFER_ALIGNMENT  8
+
+#endif // defined (MDE_CPU_LOONGARCH64)
+
 //
 // String Services
 //
-- 
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