SMRR range size and alignment should follow the rules like MTRR: a. The minimum range size is 4 KBytes and the base address of the range must be on at least a 4-KByte boundary. b. For ranges greater than 4 KBytes, each range must be of length 2^n and its base address must be aligned on a 2^n boundary, where n is a value equal to or greater than 12. The base-address alignment value cannot be less than its length. Thus, it could meet "Address_Within_Range AND PhysMask = PhysBase AND PhysMask". Cc: Jeff Fan <jeff.fan@intel.com> Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Feng Tian <feng.tian@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Michael Kinney <michael.d.kinney@intel.com> Reviewed-by: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Acked-by: Laszlo Ersek <lersek@redhat.com>
37 lines
1.1 KiB
INI
37 lines
1.1 KiB
INI
## @file
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# The CPU specific programming for PiSmmCpuDxeSmm module.
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#
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# Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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##
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[Defines]
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INF_VERSION = 0x00010005
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BASE_NAME = SmmCpuFeaturesLib
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MODULE_UNI_FILE = SmmCpuFeaturesLib.uni
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FILE_GUID = 34001BF4-1E93-4e08-B90E-52F2418A5026
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MODULE_TYPE = DXE_SMM_DRIVER
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VERSION_STRING = 1.0
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LIBRARY_CLASS = SmmCpuFeaturesLib
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[Packages]
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MdePkg/MdePkg.dec
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UefiCpuPkg/UefiCpuPkg.dec
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QuarkSocPkg/QuarkSocPkg.dec
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[Sources]
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SmmCpuFeaturesLib.c
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[LibraryClasses]
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BaseLib
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DebugLib
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QNCAccessLib
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