SecurityPkg: Change TPM MMIO range attribute

[mirror_edk2.git] / SecurityPkg / Tcg / TcgSmm / Tpm.asl

diff --git a/SecurityPkg/Tcg/TcgSmm/Tpm.asl b/SecurityPkg/Tcg/TcgSmm/Tpm.asl
index 448ffecccfd862d32140ec2b81a584efca7591d4..087ff9f7929c87c0797dc05135f035b113d2c33a 100644 (file)
--- a/SecurityPkg/Tcg/TcgSmm/Tpm.asl
+++ b/SecurityPkg/Tcg/TcgSmm/Tpm.asl
@@ -2,7 +2,7 @@
   The TPM definition block in ACPI table for physical presence  \r
   and MemoryClear.\r
 \r
-Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2011 - 2015, Intel Corporation. All rights reserved.<BR>\r
 This program and the accompanying materials \r
 are licensed and made available under the terms and conditions of the BSD License \r
 which accompanies this distribution.  The full text of the license may be found at \r
@@ -41,7 +41,7 @@ DefinitionBlock (
       // Return the resource consumed by TPM device\r
       //\r
       Name (_CRS, ResourceTemplate () {\r
-        Memory32Fixed (ReadOnly, 0xfed40000, 0x5000)\r
+        Memory32Fixed (ReadWrite, 0xfed40000, 0x5000)\r
       })\r
 \r
       //\r