Reviewed-by: Ray Ni <ray.ni@intel.com>

Thanks,
Ray
________________________________
From: Chao Li <lichao@loongson.cn>
Sent: Friday, April 12, 2024 15:34
To: devel@edk2.groups.io <devel@edk2.groups.io>
Cc: Ni, Ray <ray.ni@intel.com>; Kumar, Rahul R <rahul.r.kumar@intel.com>; Gerd Hoffmann <kraxel@redhat.com>
Subject: [PATCH v3 08/13] UefiCpuPkg: Added a new PCD named PcdLoongArchExceptionVectorBaseAddress

Added PcdLoongArchExceptionVectorBaseAddress use for storing the CPU
exception vector base address. This PCD can be populated at build time
or changed at runtime, and is used only by LoongArch.

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4734

Cc: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Chao Li <lichao@loongson.cn>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
---
 UefiCpuPkg/UefiCpuPkg.dec | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec
index ca744fab55..1b890e975c 100644
--- a/UefiCpuPkg/UefiCpuPkg.dec
+++ b/UefiCpuPkg/UefiCpuPkg.dec
@@ -3,6 +3,7 @@
 #
 # Copyright (c) 2007 - 2023, Intel Corporation. All rights reserved.<BR>
 # Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.<BR>
+# Copyright (c) 2024, Loongson Technology Corporation Limited. All rights reserved.<BR>
 #
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -414,6 +415,11 @@ [PcdsFixedAtBuild.RISCV64]
   #  10 - 57bit mode.
   gUefiCpuPkgTokenSpaceGuid.PcdCpuRiscVMmuMaxSatpMode|10|UINT32|0x60000021

+[PcdsFixedAtBuild.LOONGARCH64, PcdsPatchableInModule.LOONGARCH64, PcdsDynamic.LOONGARCH64, PcdsDynamicEx.LOONGARCH64]
+  ## This PCD Contains the pointer to a CPU exception vector base address.
+  # @Prompt The pointer to a CPU exception vector base address.
+  gUefiCpuPkgTokenSpaceGuid.PcdLoongArchExceptionVectorBaseAddress|0x0|UINT64|0x60000022
+
 [PcdsDynamic, PcdsDynamicEx]
   ## Contains the pointer to a CPU S3 data buffer of structure ACPI_CPU_DATA.
   # @Prompt The pointer to a CPU S3 data buffer.
--
2.27.0



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