[edk2-devel] [PATCH v2 08/13] UefiCpuPkg: Added a new PCD named PcdCpuExceptionVectorBaseAddress

["Chao Li" <lichao@loongson.cn>]

Added PcdCpuExceptionVectorBaseAddress use for storing the CPU exception
vector base address. This PCD can be be populated at build time or
changed at runtime.

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 | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec
index ca744fab55..a23a90ec99 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
 #
@@ -389,6 +390,10 @@ [PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
   # @Prompt Enable performance collecting when processor trace is enabled.
   gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTracePerformanceCollecting|FALSE|BOOLEAN|0x60000020
 
+  ## This PCD Contains the pointer to a CPU exception vector base address.
+  # @Prompt The pointer to a CPU exception vector base address.
+  gUefiCpuPkgTokenSpaceGuid.PcdCpuExceptionVectorBaseAddress|0x0|UINT64|0x60000022
+
 [PcdsFixedAtBuild.X64, PcdsPatchableInModule.X64, PcdsDynamic.X64, PcdsDynamicEx.X64]
   ## Indicate access to non-SMRAM memory is restricted to reserved, runtime and ACPI NVS type after SmmReadyToLock.
   #  MMIO access is always allowed regardless of the value of this PCD.
-- 
2.27.0



-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#116924): https://edk2.groups.io/g/devel/message/116924
Mute This Topic: https://groups.io/mt/105041095/7686176
Group Owner: devel+owner@edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io]
-=-=-=-=-=-=-=-=-=-=-=-