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From: Jiewen Yao <jiewen.yao@intel.com>
To: edk2-devel@lists.01.org
Cc: Jeff Fan <jeff.fan@intel.com>, Feng Tian <feng.tian@intel.com>,
	Star Zeng <star.zeng@intel.com>,
	Michael D Kinney <michael.d.kinney@intel.com>,
	Laszlo Ersek <lersek@redhat.com>
Subject: [PATCH 1/6] MdeModulePkg/Include: Add PiSmmMemoryAttributesTable.h
Date: Thu,  3 Nov 2016 14:53:43 +0800	[thread overview]
Message-ID: <1478156028-21572-2-git-send-email-jiewen.yao@intel.com> (raw)
In-Reply-To: <1478156028-21572-1-git-send-email-jiewen.yao@intel.com>

This table describes the SMM memory attributes.

Cc: Jeff Fan <jeff.fan@intel.com>
Cc: Feng Tian <feng.tian@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
---
 MdeModulePkg/Include/Guid/PiSmmMemoryAttributesTable.h | 51 ++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/MdeModulePkg/Include/Guid/PiSmmMemoryAttributesTable.h b/MdeModulePkg/Include/Guid/PiSmmMemoryAttributesTable.h
new file mode 100644
index 0000000..317eae1
--- /dev/null
+++ b/MdeModulePkg/Include/Guid/PiSmmMemoryAttributesTable.h
@@ -0,0 +1,51 @@
+/** @file
+  Define the GUID of the EDKII PI SMM memory attribute table, which
+  is published by PI SMM Core.
+
+Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials are licensed and made available under
+the terms and conditions of the BSD License that accompanies this distribution.
+The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php.
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _PI_SMM_MEMORY_ATTRIBUTES_TABLE_H_
+#define _PI_SMM_MEMORY_ATTRIBUTES_TABLE_H_
+
+#define EDKII_PI_SMM_MEMORY_ATTRIBUTES_TABLE_GUID {\
+  0x6b9fd3f7, 0x16df, 0x45e8, {0xbd, 0x39, 0xb9, 0x4a, 0x66, 0x54, 0x1a, 0x5d} \
+}
+
+//
+// The PI SMM memory attribute table contains the SMM memory map for SMM image.
+//
+// This table is installed to SMST as SMM configuration table.
+//
+// This table is published at gEfiSmmEndOfDxeProtocolGuid notification, because
+// there should be no more SMM driver loaded after that. The EfiRuntimeServicesCode
+// region should not be changed any more.
+//
+// This table is published, if and only if all SMM PE/COFF have aligned section
+// as specified in UEFI specification Section 2.3. For example, IA32/X64 alignment is 4KiB.
+//
+// If this table is published, the EfiRuntimeServicesCode contains code only
+// and it is EFI_MEMORY_RO; the EfiRuntimeServicesData contains data only
+// and it is EFI_MEMORY_XP.
+//
+typedef struct {
+  UINT32                Version;
+  UINT32                NumberOfEntries;
+  UINT32                DescriptorSize;
+  UINT32                Reserved;
+//EFI_MEMORY_DESCRIPTOR Entry[1];
+} EDKII_PI_SMM_MEMORY_ATTRIBUTES_TABLE;
+
+#define EDKII_PI_SMM_MEMORY_ATTRIBUTES_TABLE_VERSION  0x00000001
+
+extern EFI_GUID gEdkiiPiSmmMemoryAttributesTableGuid;
+
+#endif
-- 
2.7.4.windows.1



  reply	other threads:[~2016-11-03  6:54 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-03  6:53 [PATCH 0/6] Enable SMM page level protection Jiewen Yao
2016-11-03  6:53 ` Jiewen Yao [this message]
2016-11-03  6:53 ` [PATCH 2/6] MdeModulePkg/dec: Add gEdkiiPiSmmMemoryAttributesTableGuid Jiewen Yao
2016-11-03  6:53 ` [PATCH 3/6] MdeModulePkg/PiSmmCore: Add MemoryAttributes support Jiewen Yao
2016-11-03  6:53 ` [PATCH 4/6] UefiCpuPkg/dec: Add PcdCpuSmmStaticPageTable Jiewen Yao
2016-11-03  8:28   ` Laszlo Ersek
2016-11-03 10:46     ` Yao, Jiewen
2016-11-03 21:35       ` Laszlo Ersek
2016-11-03  6:53 ` [PATCH 5/6] UefiCpuPkg/PiSmmCpuDxeSmm: Add paging protection Jiewen Yao
2016-11-03  6:53 ` [PATCH 6/6] QuarkPlatformPkg/dsc: enable Smm " Jiewen Yao
2016-11-03  6:55 ` [PATCH 0/6] Enable SMM page level protection Yao, Jiewen
2016-11-03 21:43 ` Laszlo Ersek
2016-11-03 23:51   ` Yao, Jiewen
2016-11-04  0:09     ` Kinney, Michael D
2016-11-04  1:15       ` Yao, Jiewen
2016-11-04 16:15         ` Laszlo Ersek
2016-11-04 15:22     ` Laszlo Ersek
2016-11-04 15:29       ` Paolo Bonzini
2016-11-04 17:36         ` Laszlo Ersek
2016-11-04  9:35   ` Yao, Jiewen
2016-11-04 15:23     ` Laszlo Ersek

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