[edk2-devel] [PATCH v1 1/2] SecurityPkg: Add PCD for SW SMI Command port

[Michael Kubacki]

From: Michael Kubacki <michael.kubacki at microsoft.com>

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=2416

Adds a PCD to SecurityPkg used to specify the SW SMI Command port. This
value may vary across platforms and is current hardcoded to 0xB2 in
package code.

Cc: Kun Qin <Kun.Qin at microsoft.com>
Cc: Jian J Wang <jian.j.wang at intel.com>
Cc: Jiewen Yao <jiewen.yao at intel.com>
Cc: Chao Zhang <chao.b.zhang at intel.com>
Signed-off-by: Michael Kubacki <michael.kubacki at microsoft.com>
---
 SecurityPkg/SecurityPkg.dec | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/SecurityPkg/SecurityPkg.dec b/SecurityPkg/SecurityPkg.dec
index 2cdfb02cc5a2..87b1fbad8056 100644
--- a/SecurityPkg/SecurityPkg.dec
+++ b/SecurityPkg/SecurityPkg.dec
@@ -7,7 +7,7 @@
 #
 # Copyright (c) 2009 - 2019, Intel Corporation. All rights reserved.<BR>
 # (C) Copyright 2015 Hewlett Packard Enterprise Development LP <BR>
-# Copyright (c) 2017, Microsoft Corporation.  All rights reserved. <BR>
+# Copyright (c) Microsoft Corporation.<BR>
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 #
 ##
@@ -272,6 +272,12 @@
   # @ValidList  0x80000003 | 0x010D0000
   gEfiSecurityPkgTokenSpaceGuid.PcdStatusCodeSubClassTpmDevice|0x010D0000|UINT32|0x00000007
 
+  ## Defines the IO port used to trigger a software System Management Interrupt (SMI).<BR><BR>
+  #  Used as the SMI Command IO port by security functionality that triggers a software SMI such
+  #  as Physical Presence Interface (PPI).<BR>
+  # @Prompt SMI Command IO port.
+  gEfiSecurityPkgTokenSpaceGuid.PcdSmiCommandIoPort|0xB2|UINT16|0x00000009
+
   ## Progress Code for FV verification result.<BR><BR>
   #  (EFI_SOFTWARE_PEI_MODULE | EFI_SUBCLASS_SPECIFIC | XXX)
   # @Prompt Status Code for FV verification result
-- 
2.16.3.windows.1


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