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From: Yonghong Zhu <yonghong.zhu@intel.com>
To: edk2-devel@lists.01.org
Cc: Liming Gao <liming.gao@intel.com>,
 Michael Kinney <michael.d.kinney@intel.com>,
 Kevin W Shaw <kevin.w.shaw@intel.com>
Date: Wed, 22 Aug 2018 15:15:16 +0800
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Subject: [Patch] DSC Spec: Correct expression operator, update some typo and remove IPF
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1. Update the Table 5 about the expression operator
2. Update some typo and remove some not used items
3. Remove IPF

Cc: Liming Gao <liming.gao@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Kevin W Shaw <kevin.w.shaw@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
---
 .../211_[components]_section_processing.md         |  3 +-
 2_dsc_overview/22_build_description_file_format.md | 32 +++++++++--------
 2_dsc_overview/24_[buildoptions]_section.md        |  2 +-
 .../26_[libraries]_section_processing.md           |  1 -
 .../27_[libraryclasses]_section_processing.md      |  1 -
 2_dsc_overview/28_pcd_section_processing.md        | 13 ++++---
 2_dsc_overview/29_pcd_sections.md                  | 10 +++---
 3_edk_ii_dsc_file_format/310_pcd_sections.md       | 42 ++++++++++++++--------
 .../311_[components]_sections.md                   |  2 +-
 .../33_platform_dsc_definition.md                  | 39 +++++++-------------
 .../36_[buildoptions]_sections.md                  |  4 +--
 .../39_[libraryclasses]_sections.md                |  2 +-
 README.md                                          |  2 +-
 13 files changed, 76 insertions(+), 77 deletions(-)

diff --git a/2_dsc_overview/211_[components]_section_processing.md b/2_dsc_overview/211_[components]_section_processing.md
index 0adffd5..140f09c 100644
--- a/2_dsc_overview/211_[components]_section_processing.md
+++ b/2_dsc_overview/211_[components]_section_processing.md
@@ -1,9 +1,9 @@
 <!--- @file
   2.11 [Components] Section Processing
 
-  Copyright (c) 2006-2017, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2006-2018, Intel Corporation. All rights reserved.<BR>
 
   Redistribution and use in source (original document form) and 'compiled'
   forms (converted to PDF, epub, HTML and other formats) with or without
   modification, are permitted provided that the following conditions are met:
 
@@ -38,11 +38,10 @@ new scoping capabilities.
 This section uses one or more of the following section definitions:
 
 * `[Components]`
 * `[Components.IA32]`
 * `[Components.X64]`
-* `[Components.IPF]`
 * `[Components.EBC]`
 * `[Components.common]`
 
 EDK components are specified using a fully qualified path to the EDK INF file.
 
diff --git a/2_dsc_overview/22_build_description_file_format.md b/2_dsc_overview/22_build_description_file_format.md
index 1ce890f..9bf46a6 100644
--- a/2_dsc_overview/22_build_description_file_format.md
+++ b/2_dsc_overview/22_build_description_file_format.md
@@ -56,11 +56,11 @@ This description file consists of sections delineated by section tags enclosed
 within square `[]` brackets. Section tag entries are case-insensitive. The
 different sections and their usage are described below. The text of a given
 section can be used for multiple section names by separating the section names
 with a comma. For example:
 
-`[LibraryClasses.X64, LibraryClasses.ipf]`
+`[LibraryClasses.X64, LibraryClasses.EBC]`
 
 The content below each section heading is processed by the parsing utilities in
 the order that they occur in the file. The precedence for processing these
 architecture section tags is from right to left, with sections defining an
 architecture having a higher precedence than a section which uses common (or no
@@ -181,14 +181,14 @@ case sensitive because of multiple environment support.
   underscore characters and start with an alpha character. A single period
   character is permitted in the name provided that alphanumeric characters
   appear before and after the period character (as in: _MdePkg.1_).
 
 * Additionally, all EDK II directories that are architecturally dependent must
-  use a name with only the first character capitalized. _Ia32_, _Ipf_, _X64_
-  and _Ebc_ are valid architectural directory names. IA32, IPF and EBC are not
-  acceptable directory names, and may cause build breaks. From a build tools
-  perspective, IA32 is not equivalent to Ia32 or ia32.
+  use a name with only the first character capitalized. _Ia32_, _X64_ and _Ebc_
+  are valid architectural directory names. IA32, X64 and EBC are not acceptable
+  directory names, and may cause build breaks. From a build tools perspective,
+  IA32 is not equivalent to Ia32 or ia32.
 
 The build tools must be able to process the tool definitions file:
 `tools_def.txt` (describing the location and flags for compiler and user
 defined tools), which may contain space characters in paths on Windows* systems.
 
@@ -200,14 +200,14 @@ places that permit the use of space characters in a directory path.
 The EDK II Coding Style specification covers naming conventions for use within
 C Code files, and as well as specifying the rules for directory and file names.
 This section is meant to highlight those rules as they apply to the content of
 the INF files.
 
-Architecture keywords (`IA32`, `IPF`, `X64` and `EBC`) are used by build tools
+Architecture keywords (`IA32`, `X64` and `EBC`) are used by build tools
 and in metadata files for describing alternate threads for processing of files.
 These keywords must not be used for describing directory paths. Additionally,
-directory names with architectural names (_Ia32_, _Ipf_, _X64_ and _Ebc_) do
+directory names with architectural names (_Ia32_, _X64_ and _Ebc_) do
 not automatically cause the build tools or meta-data files to follow these
 alternate paths. Directories and Architectural Keywords are similar in name
 only.
 
 All directory paths within EDK II INF files must use the "/" forward slash
@@ -471,11 +471,11 @@ follow the same rules as architectural modifiers.
 [LibraryClasses.X64.PEIM]
   # Can use $(MDE) and $(PERF)
   DEFINE MDEMEM = $(MDE)/PeiMemoryAllocationLib
   MemoryAllocationLib|$(MDEMEM)/PeiMemoryAllocationLib.inf
 
-[LibraryClasses.IPF]
+[LibraryClasses.EBC]
   # Cannot use $(PERF) or $(MDEMEM)
   # Can use $(MDE) from the common section
   PalLib|$(MDE)/UefiPalLib/UefiPalLib.inf
   TimerLib|$(MDE)/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
 ```
@@ -674,20 +674,24 @@ be tested as a string.
 
 ###### Table 5 Operator Precedence and Supported Operands
 
 | Operator                                     | Use with Data Types   | Notes                                                                                                                                                                                                                         | Priority |
 | -------------------------------------------- | --------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------- |
-| `or`, `OR`, <code>&#124;&#124;</code>        | Number, Boolean       |                                                                                                                                                                                                                               | Lowest   |
+| `? :`                                        | All                   | conditional operator                                                                                                                                                                                                          | Lowest   |
+| `or`, `OR`, <code>&#124;&#124;</code>        | Number, Boolean       |                                                                                                                                                                                                                               |          |
+| `XOR`, `xor`                                 | Number, Boolean       |                                                                                                                                                                                                                               |          |
 | `and`, `AND`, `&&`                           | Number, Boolean       |                                                                                                                                                                                                                               |          |
 | <code>&#124;</code>                          | Number, Boolean       | Bitwise OR                                                                                                                                                                                                                    |          |
-| `^`, `xor`, `XOR`                            | Number, Boolean       | Exclusive OR                                                                                                                                                                                                                  |          |
+| `^`                                          | Number, Boolean       | Bitwise XOR                                                                                                                                                                                                                   |          |
 | `&`                                          | Number, Boolean       | Bitwise AND                                                                                                                                                                                                                   |          |
 | `==`, `!=`, `EQ`, `NE`, `IN`                 | All types             | The IN operator can only be used to test a quoted unary literal string for membership in a list.                                                                                                                              |          |
-|                                              |                       | Space characters must be used before and after the letter operators Strings compared to boolean or numeric values using "==" or "EQ" will always return FALSE, while using the "!=" or "NE" operators will always return TRUE |          |
-| `<=`, `>=`, `<`, `>`, `LE`, `GE`, `LT`, `GT` | All                   | Space characters must be used before and after the letter operators.                                                                                                                                                          |          |
-| `+`, `-`                                     | Number, Boolean       | Cannot be used with strings - the system does not automatically do concatenation. Tools should report a warning message if these operators are used with both a boolean and number value                                      |          |
-| `!`, `not`, `NOT`                            | Number, Boolean       |                                                                                                                                                                                                                               | Highest  |
+|                                              |                       | Strings compared to boolean or numeric values using "==" or "EQ" will always return FALSE, while using the "!=" or "NE" operators will always return TRUE                                                                     |          |
+| `<=`, `>=`, `<`, `>`, `LE`, `GE`, `LT`, `GT` | All                   |                                                                                                                                                                                                                               |          |
+| `<<`, `>>`                                   | Number, Boolean       |                                                                                                                                                                                                                               |          |
+| `+`, `-`                                     | Number, Boolean       | Cannot be used with strings - the system does not automatically do concatenation.                                                                                                                                             |          |
+| `*`, `/`, `%`,                               | Number, Boolean       | Cannot be used with strings.                                                                                                                                                                                                  |          |
+| `!`, `not`, `NOT`, `~`                       | Number, Boolean       |                                                                                                                                                                                                                               | Highest  |
 
 The "IN" operator can only be used to test a literal string against elements
 in the following global variables:
 
 **_$(FAMILY)_**
diff --git a/2_dsc_overview/24_[buildoptions]_section.md b/2_dsc_overview/24_[buildoptions]_section.md
index 1d33180..7d3d2d1 100644
--- a/2_dsc_overview/24_[buildoptions]_section.md
+++ b/2_dsc_overview/24_[buildoptions]_section.md
@@ -60,11 +60,11 @@ Valid content is within this section is limited to the following description.
 |             |          |          | By not specifying the FAMILY, the tools assume the flags are applicable to all families.                                                                                                                             |
 | `TARGET`    | YES      | Yes = *  | `Conf/tools_def.txt` file defines two values:                                                                                                                                                                        |
 |             |          |          | DEBUG and RELEASE. Developers may define additional targets.                                                                                                                                                         |
 | `TAGNAME`   | YES      | Yes = *  | `Conf/tools_def.txt` file defines several different tag names - these are defined by developers; the default tag name, MYTOOLS, is provided in the template for tools_def.txt and set in the `Conf/target.txt` file. |
 | `ARCH`      | YES      | Yes = *  | `Conf/tools_def.txt` defines six architectures:                                                                                                                                                                      |
-|             |          |          | ARM, AARCH64, IA32, X64, IPF and EBC. This tag must use all capital letters for the tag. Additional Architectures, such as PPC may be added as support becomes available.                                            |
+|             |          |          | ARM, AARCH64, IA32, X64 and EBC. This tag must use all capital letters for the tag. Additional Architectures, such as PPC may be added as support becomes available.                                                 |
 | `TOOLCODE`  | YES      | NO       | The tool code must be one of the defined tool codes in the `Conf/tools_def.txt` file. The flags defined in this section are appended to flags defined in the `tools_def.txt` file for individual tools.              |
 |             |          |          | EXCEPTION: If the INF MODULE_TYPE, defined in the `[Defines]` section is `USER_DEFINED`, then the flags listed in this section are the only flags used for the                                                       |
 |             |          |          | TOOLCODE command specified in Conf/tools_def.txt`.                                                                                                                                                                   |
 | `ATTRIBUTE` | YES      | NO       | The attribute must be specific to the tool code and must be a valid attribute handled by the build system. For the reference build, a valid rule must be included in the _build_rule.txt_.                           |
 
diff --git a/2_dsc_overview/26_[libraries]_section_processing.md b/2_dsc_overview/26_[libraries]_section_processing.md
index 8a01025..82cda47 100644
--- a/2_dsc_overview/26_[libraries]_section_processing.md
+++ b/2_dsc_overview/26_[libraries]_section_processing.md
@@ -56,11 +56,10 @@ This section will typically use one of the following section definitions:
 
 ```ini
 [Libraries.common]
 [Libraries.IA32]
 [Libraries.X64]
-[Libraries.IPF]
 [Libraries.EBC]
 ```
 
 The formats for entries in this section is:
 
diff --git a/2_dsc_overview/27_[libraryclasses]_section_processing.md b/2_dsc_overview/27_[libraryclasses]_section_processing.md
index 14ac9c8..50bda93 100644
--- a/2_dsc_overview/27_[libraryclasses]_section_processing.md
+++ b/2_dsc_overview/27_[libraryclasses]_section_processing.md
@@ -51,11 +51,10 @@ The following is the generic format for the specifying a section
 
 ```ini
 [LibraryClasses]
 [LibraryClasses.IA32]
 [LibraryClasses.X64]
-[LibraryClasses.IPF]
 [LibraryClasses.EBC]
 [LibraryClasses.common]
 ```
 
 Format for entries in this section is as follows:
diff --git a/2_dsc_overview/28_pcd_section_processing.md b/2_dsc_overview/28_pcd_section_processing.md
index 4c5d952..a5d56b3 100644
--- a/2_dsc_overview/28_pcd_section_processing.md
+++ b/2_dsc_overview/28_pcd_section_processing.md
@@ -41,11 +41,11 @@ There are five defined PCD access methods. The five access methods are:
 PCDs.
 
 #### 2.8.1.1 FeatureFlag and Dynamic PCD Types
 
 The two recommended access methods that are commonly used in modules are
-`FeatureFlag` and the generic, `Dynamic method`. The `Dynamic` form is used for
+`FeatureFlag` and the generic `Dynamic method`. The `Dynamic` form is used for
 configuration when the PCD value is produced and consumed by drivers during
 execution, the value may be user configurable from setup or the value is
 produced by the platform in a specified area. It is associated with modules
 that are released in source code. The dynamic form is the most flexible method,
 as platform integrators may chose a to use a different access method for a
@@ -79,11 +79,10 @@ The content in these sections is used for generating the `AutoGen.c` and
 ```ini
 [Pcds(PcdType)]
 [Pcds(PcdType).common]
 [Pcds(PcdType).IA32]
 [Pcds(PcdType).X64]
-[Pcds(PcdType).IPF]
 [Pcds(PcdType).EBC]
 ```
 
 ### 2.8.2 PCD Access Method Categories
 
@@ -126,11 +125,11 @@ for all other PCD data types.
 
 **********
 **Warning:** A `FixedAtBuild` or `PatchableInModule` PCD may have a
 different datum type based on the architecture. For example, a PCD that is used
 for address manipulation may have a datum type of `UINT32` for IA32 and
-`UINT64` for X64 and IPF architectures. This will be declared in the EDK II
+`UINT64` for X64 and EBC architectures. This will be declared in the EDK II
 Package Declaration (DEC) File.
 **********
 
 ### 2.8.3 PCD Section Usage
 
@@ -178,11 +177,11 @@ be specified within a single [] section tag.
 #### Correct example
 
 ```ini
 [PcdsFixedAtBuild.IA32]
   gEfiMdeModulePkgTokenSpaceGuid.PcdStatusCodeMemorySize|1
-  gEfiMdeModulePkgTokenSpaceGuid.PcdResetOnMemoryTypeInformationChange|FAL  SE
+  gEfiMdeModulePkgTokenSpaceGuid.PcdResetOnMemoryTypeInformationChange|FALSE
 
 [PcdsPatchableInModule.IA32]
   gEfiMdePkgTokenSpaceGuid.PcdDebugPrintErrorLevel|0x80000000
 
 [PcdsDynamicDefault.IA32]
@@ -386,11 +385,11 @@ a PCD as `PcdsFixedAtBuild`, then all library instances that use that PCD must
 also use the PCD as `PcdsFixedAtBuild` with the same value.
 
 Build Tools must detect missing PCD entries (PCD specified in an INF file, but
 not in the DSC file) and search the DEC files in the EDK II Packages
 (sub‐directories in directories pointed to by WORKSPACE or PACKAGES_PATH system
-environment variables), in order to use the default value from the DEC file.PCD
+environment variables), in order to use the default value from the DEC file. PCD
 Values may be absolute (a number, string, etc.) a MACRO name or an expression.
 The expression is a C-style expression using C relational, equality and logical
 numeric and bitwise operators or numeric and bitwise operators that evaluate to
 a value that matches the PCD's Datum Type (specified in the DEC package
 declaration file.) Precedence and associativity follow C standards. Using PCDs
@@ -399,10 +398,14 @@ in expressions is also permitted.
 #### 2.8.3.10 Maximum Size of a VOID* PCD
 
 If the maximum size of a VOID* PCD is not specified in the DSC file, then the
 maximum size will be calculated based on the largest size of the following:
 
+* the string or array in the --pcd option
+
+* the string or array in the FDF file
+
 * the string or array in the DSC file
 
 * the string or array in the INF file
 
 * the string or array in the DEC file
diff --git a/2_dsc_overview/29_pcd_sections.md b/2_dsc_overview/29_pcd_sections.md
index b33026c..791125f 100644
--- a/2_dsc_overview/29_pcd_sections.md
+++ b/2_dsc_overview/29_pcd_sections.md
@@ -33,11 +33,11 @@
 
 ### 2.9.1 [PcdsFeatureFlag] section
 
 The required content for the FeatureFlag PCD is the PCD Token Space Guid C
 name, the PCD's C name (these two entries are separated by the period
-character), and a Boolean value of either TRUE, FALSE, 1 or 0 The PCD name
+character), and a Boolean value of either TRUE, FALSE, 1 or 0. The PCD name
 and value entries are separated by the pipe "|" character.
 
 FeatureFlag PCDs can be used in conditional directive statements within the DSC
 and FDF files. These PCDs may also be used to select execution paths in some
 code routines. The build tools will generate a const variable for each
@@ -55,11 +55,10 @@ omitted in these examples:
 ```ini
 [PcdsFeatureFlag]
 [PcdsFeatureFlag.common]
 [PcdsFeatureFlag.IA32]
 [PcdsFeatureFlag.X64]
-[PcdsFeatureFlag.IPF]
 [PcdsFeatureFlag.EBC]
 ```
 
 Format of an entry in this section is:
 
@@ -105,11 +104,10 @@ The following are typical examples of the `[PcdsFixedAtBuild]` section tag (the
 ```ini
 [PcdsFixedAtBuild]
 [PcdsFixedAtBuild.common]
 [PcdsFixedAtBuild.IA32]
 [PcdsFixedAtBuild.X64]
-[PcdsFixedAtBuild.IPF]
 [PcdsFixedAtBuild.EBC]
 [PcdsFixedAtBuild.$(arch).$(SkuIdentifier)]
 ```
 
 Format of a point (VOID*) entry in this section is:
@@ -150,11 +148,10 @@ The following are typical examples of the `[PcdsPatchableInModule]` section tag
 
 ```ini
 [PcdsPatchableInModule]
 [PcdsPatchableInModule.IA32]
 [PcdsPatchableInModule.X64]
-[PcdsPatchableInModule.IPF]
 [PcdsPatchableInModule.EBC]
 [PcdsPatchableInModule.$(arch).$(SkuIdentifier)]
 ```
 
 Format of an entry in this section is:
@@ -256,11 +253,12 @@ described in the following table.
 
 #### Examples
 
 ```ini
 [PcdsDynamicHii.common.Sku_Two]
-  NoSuchTokenSpaceGuid.PcdPreAllocatedMem| 0x0053 0x0065 0x0074 0x0075 0x0070|gSysconfigGuid|0x000000A9|0x3
+  NoSuchTokenSpaceGuid.PcdPreAllocatedMem|L"TestVariable"|gSysconfigGuid|0x000000A9|0x3
+
 [PcdsDynamicHii.common.DEFAULT]
   gEfiMdeModulePkgTokenSpaceGuid.PcdValidRange|L"PcdValidRange"|gEfiGlobalVariableGuid|0x07|0|BS,RT,NV
 ```
 
 #### 2.9.3.3 PcdsDynamicVpd
@@ -353,11 +351,11 @@ described in Table 9 HII Attributes.
 
 #### Examples
 
 ```ini
 [PcdsDynamicExHii.IA32.Sku_Two]
-  gNoSuchTokenSpaceGuid.PcdPreAllocatedMem|0x0053 0x0065 0x0074 0x0075 0x0070|gSysconfigGuid|0x000000A9|0x11
+  gNoSuchTokenSpaceGuid.PcdPreAllocatedMem|L"TestVariable"|gSysconfigGuid|0x000000A9|0x11
 
 [PcdsDynamicExHii.common.DEFAULT]
   gEfiMdeModulePkgTokenSpaceGuid.PcdValidRange|L"PcdValidRange"|gEfiGlobalVariableGuid|0x07|0|BS,RT,NV
 ```
 
diff --git a/3_edk_ii_dsc_file_format/310_pcd_sections.md b/3_edk_ii_dsc_file_format/310_pcd_sections.md
index 741a620..f9f1359 100644
--- a/3_edk_ii_dsc_file_format/310_pcd_sections.md
+++ b/3_edk_ii_dsc_file_format/310_pcd_sections.md
@@ -131,11 +131,12 @@ the pipe character, "|". PCDs listed in this section must not be listed in
 file.
 
 #### Prototype
 
 ```c
-<Pcds>         ::= "[PcdsFeatureFlag" [<attribs>] "]" <EOL> <FFStatments>*
+<Pcds>         ::= "[PcdsFeatureFlag" [<attribs>] "]" <EOL> 
+                   <FFStatments>*
 <FFStatements> ::= {<MacroDefinition>} {<IncludeStatement>} {<PcdEntry>}
 <attribs>      ::= <attrs> ["," <TS> "PcdsFeatureFlag" <attrs>]*
 <attrs>        ::= "." <arch> ["." <SkuIds>]
 <SkuIdS>       ::= <Keyword> [<FS> <Keyword>]*
 <Keyword>      ::= <CName>
@@ -217,11 +218,12 @@ fields that are separated by the pipe character, "|".
                     <FabStatements>*
 <attribs>       ::= <attrs> ["," <TS> "PcdsFixedAtBuild" <attrs>]*
 <attrs>         ::= "." <arch> ["." <SkuIds>]
 <SkuIdS>        ::= <Keyword> [<FS> <Keyword>]*
 <Keyword>       ::= <CName>
-<FabStatements> ::= {<MacroDefinition>} {<IncludeStatement>} {<PcdEntry>} {<PcdFieldEntry>}
+<FabStatements> ::= {<MacroDefinition>} {<IncludeStatement>} {<PcdEntry>}
+                    {<PcdFieldEntry>}
 <PcdEntry>      ::= <TS> <PcdName> [<FS> <PcdValue>] <EOL>
 <PcdValue>      ::= if (pcddatumtype == "BOOLEAN"):
                       {<BoolType>} {<Expression>}
                     elif (pcddatumtype == "UINT8"):
                       {<NumValUint8>} {<Expression>}
@@ -265,11 +267,12 @@ value is not listed in the INF file, then the default value from the DEC file
 must be used.
 
 #### Example
 
 ```ini
-[PcdsFixedAtBuild.IA32] gEfiMdePkgTokenSpaceGuid.PcdMaximumUnicodeStringLength
+[PcdsFixedAtBuild.IA32]
+  gEfiMdePkgTokenSpaceGuid.PcdMaximumUnicodeStringLength
   gEfiEdkNt32PkgTokenSpaceGuid.PcdWinNtMemorySizeForSecMain|L"64!64"|VOID*|0x10
 
 [PcdsFixedAtBuild.ARM]
   gEmbeddedTokenSpaceGuid.PcdPrePiCpuMemorySize|32
   gEmbeddedTokenSpaceGuid.PcdPrePiCpuIoSize|0
@@ -324,11 +327,12 @@ of the DSC file.
 <attribs>       ::= <attrs> ["," <TS> "PcdsPatchableInModule"
                     <attrs>]*
 <attrs>         ::= "." <arch> ["." <SkuIds>]
 <SkuIdS>        ::= <Keyword> [<FS> <Keyword>]*
 <Keyword>       ::= <CName>
-<PimStatements> ::= {<MacroDefinition>} {<IncludeStatement>} {<PcdEntry>} {<PcdFieldEntry>}
+<PimStatements> ::= {<MacroDefinition>} {<IncludeStatement>} {<PcdEntry>}
+                    {<PcdFieldEntry>}
 <PcdEntry>      ::= <TS> <PcdName> [<FS> <PcdValue>] <EOL>
 <PcdValue>      ::= if (pcddatumtype == "BOOLEAN"):
                       {<BoolType>} {<Expression>}
                     elif (pcddatumtype == "UINT8"):
                       {<NumValUint8>} {<Expression>}
@@ -413,16 +417,16 @@ the datum type specified in the DEC file that declares this PCD. If a PCD's
 datum type is `VOID`* the `MaximumDatumSize` field is required. Specifying
 different `<DataStore>` values(`Default`, `HII`, or `VPD`) in one section
 header is not permitted. It is permissible to specify different Architectures
 using an identical `<DataStore>` value. The following line is permissible:
 
-`[PcdsDynamicDefault.X64.Default, PcdsDynamicDefault.IPF.Default]`
+`[PcdsDynamicDefault.X64.Default, PcdsDynamicDefault.EBC.Default]`
 
 The following line is incorrect, and must cause a build break during parsing of
 the file:
 
-`[PcdsDynamicDefault.X64.Default, PcdsDynamicVpd.IPF.Default]`
+`[PcdsDynamicDefault.X64.Default, PcdsDynamicVpd.EBC.Default]`
 
 The `!include` statement is permitted in `[PcdsDynamic]` sections, although not
 recommended.
 
 The `Offset`, `MaximumDatumSize` and Value fields are optional for the VPD PCD
@@ -452,15 +456,17 @@ sections of the DSC file.
                      {<TS> <MinEntry>} {<TS> <PcdFieldEntry>}
 <PddAttribs>     ::= <attrs> ["," <TS> "PcdsDynamicDefault" <attrs>]*
 <PcdsVpd>        ::= "[PcdsDynamicVpd" [<PdvAttribs>] "]" <EOL>
                      <PdvEntries>*
 <PdvAttribs>     ::= <attrs> [ "," <TS> "PcdsDynamicVpd" <attrs>]*
-<PdvEntries>     ::= {<MacroDefinition>} {<IncludeStatement>} {<TS> <VpdEntry>} {<TS> <PcdFieldEntry>}
+<PdvEntries>     ::= {<MacroDefinition>} {<IncludeStatement>} {<TS> <VpdEntry>}
+                     {<TS> <PcdFieldEntry>}
 <PcdsHii>        ::= "[PcdsDynamicHii" [<PdhAttribs>] "]" <EOL>
                      <PcdHiiEntries>*
 <PdhAttribs>     ::= <phattrs> ["," <TS> "PcdsDynamicHii <phattrs>]* <PdvEntries>*
-<PcdHiiEntries>  ::= {<MacroDefinition>} {<IncludeStatement>} {<TS> <HiiEntry>} {<TS> <PcdFieldEntry>}
+<PcdHiiEntries>  ::= {<MacroDefinition>} {<IncludeStatement>} {<TS> <HiiEntry>}
+                     {<TS> <PcdFieldEntry>}
 <attrs>          ::= "." <arch> ["." <SkuIds>]
 <phattrs>        ::= "." <arch> ["." <SkuIds>]["." <DefaultStore>]
 <SkuIdS>         ::= <Keyword> [<FS> <Keyword>]*
 <DefaultStore>   ::= <Keyword>
 <Keyword>        ::= <CName>
@@ -570,10 +576,11 @@ DefaultStore in its parent SKU, then inherit other DefaultStore in the same SKU.
 DefaultStore with the big default store ID will inherit the setting from one with 
 the small default store ID. If there are more than one small default store ID, 
 it will use the biggest one to be inherit. Here is the example. Four PcdsDynamicHii
 sections are defined.
 
+```ini
 # Four PcdsDynamicHii section
 [PcdsDynamicHii.common.Default.Standard]
 [PcdsDynamicHii.common.Default.Manufacturing]
 [PcdsDynamicHii.common.Sku1.Standard]
 [PcdsDynamicHii.common.Sku1.Manufacturing]
@@ -589,10 +596,11 @@ sections are defined.
 # SKU1 Manufacturing setting based on four sections
 [PcdsDynamicHii.common.Default.Standard]
 [PcdsDynamicHii.common.Default.Manufacturing]
 [PcdsDynamicHii.common.Sku1.Standard]
 [PcdsDynamicHii.common.Sku1.Manufacturing]
+```
 
 **_PcdValues_**
 
 PCD values are optional for `[PcdsDynamicDefault]` sections. The PCD values for
 PCDs listed in `[PcdsDynamicVpd]` and `[PcdsDynamicHii]` sections are also
@@ -607,11 +615,11 @@ the _UEFI Specification_ for a description of these attributes.
 
 #### Examples
 
 ```ini
 [PcdsDynamicDefault.IA32.Default]
-  gEfiEdkNt32PkgTokenSpaceGuid.PcdWinNtMemorySizeForSecMain|"L64!64"|10
+  gEfiEdkNt32PkgTokenSpaceGuid.PcdWinNtMemorySizeForSecMain|"L64!64"|VOID*|10
   gPcAtChipsetPkgTokenSpaceGuid.Pcd8259LegacyModeEdgeLevel |0x0         # UINT16
   gPcAtChipsetPkgTokenSpaceGuid.PcdIsaAcpiPs2MouseEnable   |0           # BOOLEAN
 
 [PcdsDynamicVpd.common.Sku_Two|SkuSeven]
   gUefiCpuPkgTokenSpaceGuid.PcdCpuLocalApicBaseAddress |0x0001ffff|0x1  # UINT32
@@ -620,11 +628,11 @@ the _UEFI Specification_ for a description of these attributes.
   gNoSuchTokenSpaceGuid.PcdOemBootOptionName|0x22D4|100|" "             # VOID*
   gNoSuchTokenSpaceGuid.PcdOemBootOptionPath|0x2338|100|" "             # VOID*
   gNoSuchTokenSpaceGuid.PcdEnableFastBoot   |0x239C|1  |FALSE           # BOOLEAN
 
 [PcdsDynamicHii.IA32, PcdsDynamicHii.X64.Sku1.Standard]
-  gEfiMyModulePkgTokenSpaceGuid.PcdChassisIntrution|0x0053 0x0065 0x0074 0x0075 0x0070|gSysConfigGuid|0x83|0x0
+  gEfiMyModulePkgTokenSpaceGuid.PcdChassisIntrution|L"TestVariable"|gSysConfigGuid|0x83|0x0
   gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdPlatformBootTimeOut|L"Timeout"|gEfiGlobalVariableGuid|0x0|10  # Variable: L"Timeout"
 ```
 
 ### 3.10.5 [PcdsDynamicEx] Sections
 
@@ -638,16 +646,16 @@ the datum type specified in the DEC file that declares this PCD. If a PCD's
 datum type is `VOID`* the `MaximumDatumSize` field is required. Specifying
 different `<DataStore>` values(`Default`, `HII`, or `VPD`) in one section header
 is not permitted. It is permissible to specify different Architectures using an
 identical `<DataStore>` value. The following line is permissible:
 
-`[PcdsDynamicExDefault.X64.Default, PcdsDynamicExDefault.IPF.Default]`
+`[PcdsDynamicExDefault.X64.Default, PcdsDynamicExDefault.EBC.Default]`
 
 The following line is incorrect, and must cause a build break during parsing of
 the file:
 
-`[PcdsDynamicExDefault.X64.DEFAULT, PcdsDynamicExVpd.IPF.DEFAULT]`
+`[PcdsDynamicExDefault.X64.DEFAULT, PcdsDynamicExVpd.EBC.DEFAULT]`
 
 The `!include` statement is permitted in `[PcdsDynamicEx]` sections, although
 not recommended.
 
 The `PcdsDynamicEx` entry is a formatted string with three to six fields,
@@ -659,22 +667,24 @@ sections of the DSC file.
 
 ```c
 <Pcds>           ::= {<PcdsExDefault>} {<PcdsExVpd>} {<PcdsExHii>}
 <PcdsExDefault>  ::= "[PcdsDynamicExDefault" [<PddAttribs>] "]" <EOL>
                      <PddEntries>*
-<PddEntries>     ::= {<MacroDefinition>} {<IncludeStatement>} {<TS> <MinEntry>} {<TS> <PcdFieldEntry>}
+<PddEntries>     ::= {<MacroDefinition>} {<IncludeStatement>} {<TS> <MinEntry>}
+                     {<TS> <PcdFieldEntry>}
 <PddAttribs>     ::= <attrs> ["," <TS> "PcdsDynamicExDefault" <attrs>]*
 <PcdsExVpd>      ::= "[PcdsDynamicExVpd" [<PdvAttribs>] "]" <EOL>
                      <PdvEntries>*
 <PdvAttribs>     ::= <attrs> [ "," <TS> "PcdsDynamicExVpd" <attrs>]*
 <PdvEntries>     ::= {<MacroDefinition>} {<IncludeStatement>}
                      {<TS> <VpdEntry>} {<TS> <PcdFieldEntry>}
 <PcdsExHii>      ::= "[PcdsDynamicExHii" [<PdhAttribs>] "]" <EOL>
                      <PcdHiiEntries>*
 <PdhAttribs>     ::= <phattrs> ["," <TS> "PcdsDynamicExHii <phattrs>]*
                      <PdvEntries>*
-<PcdHiiEntries>  ::= {<MacroDefinition>} {<IncludeStatement>} {<TS> <HiiEntry>} {<TS> <PcdFieldEntry>}
+<PcdHiiEntries>  ::= {<MacroDefinition>} {<IncludeStatement>} {<TS> <HiiEntry>}
+                     {<TS> <PcdFieldEntry>}
 <attrs>          ::= "." <arch> ["." <SkuIds>]
 <phattrs>        ::= "." <arch> ["." <SkuIds>]["." <DefaultStore>]
 <SkuIdS>         ::= <Keyword> [<FS> <Keyword>]*
 <DefaultStore>   ::= <Keyword>
 <Keyword>        ::= <CName>
@@ -784,10 +794,11 @@ DefaultStore in its parent SKU, then inherit other DefaultStore in the same SKU.
 DefaultStore with the big default store ID will inherit the setting from one with 
 the small default store ID. If there are more than one small default store ID, 
 it will use the biggest one to be inherit. Here is the example. Four PcdsDynamicExHii
 sections are defined.
 
+```ini
 # Four PcdsDynamicExHii section
 [PcdsDynamicExHii.common.Default.Standard]
 [PcdsDynamicExHii.common.Default.Manufacturing]
 [PcdsDynamicExHii.common.Sku1.Standard]
 [PcdsDynamicExHii.common.Sku1.Manufacturing]
@@ -803,10 +814,11 @@ sections are defined.
 # SKU1 Manufacturing setting based on four sections
 [PcdsDynamicExHii.common.Default.Standard]
 [PcdsDynamicExHii.common.Default.Manufacturing]
 [PcdsDynamicExHii.common.Sku1.Standard]
 [PcdsDynamicExHii.common.Sku1.Manufacturing]
+```
 
 **_PcdValues_**
 
 PCD values are optional for `[PcdsDynamicExDefault]` sections. The PCD values
 for PCDs listed in `[PcdsDynamicExVpd]` and `[PcdsDynamicExHii]` sections are
@@ -834,8 +846,8 @@ the _UEFI Specification_ for a description of these attributes.
   gNoSuchTokenSpaceGuid.PcdOemBootOptionName|0x22D4|100|" "              # VOID*
   gNoSuchTokenSpaceGuid.PcdOemBootOptionPath|0x2338|100|" "              # VOID*
   gNoSuchTokenSpaceGuid.PcdEnableFastBoot   |0x239C|FALSE                # BOOLEAN
 
 [PcdsDynamicExHii.IA32, PcdsDynamicExHii.X64.Sku1.Standard]
-  gEfiMyModulePkgTokenSpaceGuid.PcdChassisIntrution|0x0053 0x0065 0x0074 0x0075 0x0070|gSysConfigGuid|0x83|0x0
+  gEfiMyModulePkgTokenSpaceGuid.PcdChassisIntrution|L"TestVariable"|gSysConfigGuid|0x83|0x0
   gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdPlatformBootTimeOut|L"Timeout"|gEfiGlobalVariableGuid|0x0  # Variable: L"Timeout"
 ```
diff --git a/3_edk_ii_dsc_file_format/311_[components]_sections.md b/3_edk_ii_dsc_file_format/311_[components]_sections.md
index 7e24bac..b8e2875 100644
--- a/3_edk_ii_dsc_file_format/311_[components]_sections.md
+++ b/3_edk_ii_dsc_file_format/311_[components]_sections.md
@@ -202,11 +202,11 @@ modules in a binary image (the FDF file describes that ordering).
 <Other>            ::= [<Family> ":"] <OtherSpec>
 <OtherSpec>        ::= <ToolSpec> "_" <Attribute> <Equal> <String>
 <Equal>            ::= {<AppendEq>} {<ReplaceEq>}
 <AppendEq>         ::= <Eq>
 <ReplaceEq>        ::= <TS> "==" <TS>
-<Tarch>            ::= {"IA32"} {"X64"} {"IPF"} {"EBC"} {*} {<OA>}
+<Tarch>            ::= {"IA32"} {"X64"} {"EBC"} {*} {<OA>}
 <OA>               ::= (A-Z) (A-Z0-9)*
 <Family>           ::= _Family_
 <Attribute>        ::= _Attribute_
 <Target>           ::= _Target_
 <TagName>          ::= _TagName_
diff --git a/3_edk_ii_dsc_file_format/33_platform_dsc_definition.md b/3_edk_ii_dsc_file_format/33_platform_dsc_definition.md
index d99e20b..3bbcd9d 100644
--- a/3_edk_ii_dsc_file_format/33_platform_dsc_definition.md
+++ b/3_edk_ii_dsc_file_format/33_platform_dsc_definition.md
@@ -109,11 +109,11 @@ The following are common definitions used by multiple section types.
                            {[<RelativePath> <FileSep>] <File>}
                            {<MACROVAL>}
 <Chars>                ::= (a-zA-Z0-9_)
 <Digit>                ::= (0-9)
 <NonDigit>             ::= (a-zA-Z_)
-<Identifier>           ::= [<NonDigit> <Chars>]*
+<Identifier>           ::= <NonDigit> <Chars>*
 <CName>                ::= <Identifier> # A valid C variable name.
 <AsciiChars>           ::= (0x21 - 0x7E)
 <CChars>               ::= [{0x21} {(0x23 - 0x26)} {(0x28 - 0x5B)}
                            {(0x5D - 0x7E)} {<EscapeSequence>}]*
 <DblQuote>             ::= 0x22
@@ -196,11 +196,13 @@ The following are common definitions used by multiple section types.
 <PcdName>              ::= <TokenSpaceGuidCName> "." <PcdCName>
 <PcdCName>             ::= <CName>
 <TokenSpaceGuidCName>  ::= <CName>
 <Field>                ::= <CName>
 <PcdFieldEntry>        ::= <PcdFieldName> <FS> <PcdFieldValue> <EOL>
-<PcdFieldValue>        ::= {<BoolType>} {<NumValUint8>} {<NumValUint16>} {<NumValUint32>} {<NumValUint64>} {<StringVal>} {<MACROVAL>} {<Expression>}
+<PcdFieldValue>        ::= {<BoolType>} {<NumValUint8>} {<NumValUint16>}
+                           {<NumValUint32>} {<NumValUint64>} {<StringVal>}
+                           {<MACROVAL>} {<Expression>}
 <PCDVAL>               ::= "PCD(" <PcdName> ")"
 <UINT8>                ::= {"0x"} {"0X"} (\x0 - \xFF)
 <UINT16>               ::= {"0x"} {"0X"} (\x0 - \xFFFF)
 <UINT32>               ::= {"0x"} {"0X"} (\x0 - \xFFFFFFFF)
 <UINT64>               ::= {"0x"} {"0X"} (\x0 - \xFFFFFFFFFFFFFFFF)
@@ -262,31 +264,14 @@ The following are common definitions used by multiple section types.
                            {"DXE_CORE"} {"DXE_DRIVER"} {"SMM_CORE"}
                            {"DXE_RUNTIME_DRIVER"} {"DXE_SAL_DRIVER"}
                            {"DXE_SMM_DRIVER"} {"UEFI_DRIVER"}
                            {"UEFI_APPLICATION"} {"USER_DEFINED"}
 <ModuleTypeList>       ::= <ModuleType> [" " <ModuleType>]*
-<IdentifierName>       ::= <TS> {<MACROVAL>} {<PcdName>} <TS>
-<MembershipExpression> ::= {<TargetExpress>} {<ArchExpress>}
-                           {<ToolExpress>}
-<NotOp>                ::= {"NOT"} {"not"} <MTS>
-<InOp>                 ::= <MTS> [<NotOp>] {"IN"} {"in"} <MTS>
-<TargetExress>         ::= (A-Z) (A-Z0-9)* <InOp> "$(TARGET)"
-<ArchExpress>          ::= <DblQuote> <Arch> <DblQuote> <InOp>
-                           "$(ARCH)"
-<Arch>                 ::= {"IA32"} {"X64"} {"IPF"} {"EBC"} {<OA>}
-<ToolExpress>          ::= (A-Z) (a-zA-Z0-9)* <InOp> "$(TOOL_CHAIN_TAG)"
 <Boolean>              ::= {<BoolType>} {<Expression>}
 <EOL>                  ::= <TS> 0x0A 0x0D
 <OA>                   ::= (a-zA-Z)(a-zA-Z0-9)*
-<arch>                 ::= {"IA32"} {"X64"} {"IPF"} {"EBC"} {<OA>}
-                           {"common"}
-<Edk2ModuleType>       ::= {"BASE"} {"SEC"} {"PEI_CORE"} {"PEIM"}
-                           {"DXE_CORE"} {"DXE_DRIVER"}
-                           {"DXE_SAL_DRIVER"}
-                           {"DXE_RUNTIME_DRIVER"}
-                           {"SMM_CORE"} {"DXE_SMM_DRIVER"}
-                           {"UEFI_DRIVER"} {"UEFI_APPLICATION"}
+<arch>                 ::= {"IA32"} {"X64"} {"EBC"} {<OA>} {"COMMON"}
 ```
 
 **********
 **Note:** When using CString, UnicodeString or byte array format as
 UINT8/UINT16/UINT32/UINT64 values, please make sure they fit in the
@@ -340,11 +325,11 @@ must not be expanded by parsing tools.
 
 **_OA_**
 
 Other Architecture - One or more user defined target architectures, such as ARM
 or PPC. The architectures listed here must have a corresponding entry in the
-EDK II meta-data file, `Conf/tools_def.txt`. Only `IA32`, `X64`, `IPF` and
+EDK II meta-data file, `Conf/tools_def.txt`. Only `IA32`, `X64`, `COMMON` and
 `EBC` are routinely validated.
 
 **_FileSep_**
 
 FileSep refers to either the back slash "\" or forward slash "/" characters
@@ -632,14 +617,14 @@ chain tag names.
 Refer to the EDK II Expression Syntax Specification for additional information.
 
 #### Example
 
 ```ini
-!if $(IPF_VERSION) == 1
-  [VTF.IPF.MyBsf]
+!if $(EBC_VERSION) == 1
+  [VTF.EBC.MyBsf]
     !ifdef IA32RESET
-      # IPF_VERSION is 1 and IA32RESET defined
+      # EBC_VERSION is 1 and IA32RESET defined
       IA32_RST_BIN           = IA32_RST.BIN
     !endif
     COMP_NAME              = PAL_A
     COMP_LOC               = F
     COMP_TYPE              = 0xF
@@ -654,14 +639,14 @@ Refer to the EDK II Expression Syntax Specification for additional information.
     !else
       COMP_BIN               = GenPal/PAL_A_GEN.bin
       COMP_SYM               = GenPal/PAL_A_GEN.sym
     !endif
     COMP_SIZE              = -
-!elseif $(IPF_VERSION) == 2
-  [VTF.IPF.MyBsf]
+!elseif $(EBC_VERSION) == 2
+  [VTF.EBC.MyBsf]
     !ifdef IA32RESET
-      # IPF_VERSION is 2 and IA32RESET defined
+      # EBC_VERSION is 2 and IA32RESET defined
       IA32_RST_BIN = IA32_RST.BIN
     !endif
     COMP_NAME    = PAL_A
     COMP_LOC     = F
     COMP_TYPE    = 0xF
diff --git a/3_edk_ii_dsc_file_format/36_[buildoptions]_sections.md b/3_edk_ii_dsc_file_format/36_[buildoptions]_sections.md
index 8935474..71d778d 100644
--- a/3_edk_ii_dsc_file_format/36_[buildoptions]_sections.md
+++ b/3_edk_ii_dsc_file_format/36_[buildoptions]_sections.md
@@ -68,11 +68,11 @@ earlier.
 Build options priority (appended from lowest to highest and/or highest
 replacement) is:
 
 * Highest, DSC file's component scoped `<BuildOptions>` for individual INF
   files.
-* `[BuildOptions.$(arch).CodeBase.Edk2ModuleType]`
+* `[BuildOptions.$(arch).CodeBase.ModuleType]`
 * `[BuildOptions.$(arch).CodeBase]`
 * `[BuildOptions.common.CodeBase]`
 * `[BuildOptions.$(arch)]`
 * `[BuildOptions.common]`
 * `[BuildOptions]`
@@ -219,11 +219,11 @@ The logical result is:
 
 #### Prototype
 
 ```c
 <BuildOptions> ::= "[BuildOptions" [<attribs>] "]" <EOL> <Statements>*
-<attribs>      ::= "." <arch> [<CodeBase> ["." <Edk2ModuleType>]]
+<attribs>      ::= "." <arch> [<CodeBase> ["." <ModuleType>]]
 <CodeBase>     ::= "." {"Common"} {"EDK"} {"EDKII"}
 <Statements>   ::= {<MacroDefinition>} {<IncludeStatement>}
                    {<TS> <BStatement>}
 <BStatement>   ::= {<ToolFlag>} {<ToolPath>} {<ToolCmd>} {<Other>}
 <ToolFlag>     ::= [<Family> ":"] <FlagSpec> <Equal> <Flags> <EOL>
diff --git a/3_edk_ii_dsc_file_format/39_[libraryclasses]_sections.md b/3_edk_ii_dsc_file_format/39_[libraryclasses]_sections.md
index d431275..9ac3878 100644
--- a/3_edk_ii_dsc_file_format/39_[libraryclasses]_sections.md
+++ b/3_edk_ii_dsc_file_format/39_[libraryclasses]_sections.md
@@ -75,11 +75,11 @@ When parsing the DSC file, the precedence rules must be followed.
 #### Prototype
 
 ```c
 <LibraryClasses>   ::= "[LibraryClasses" [<attribs>] "]" <EOL> <LcStatements>*
 <attribs>          ::= <attrs> ["," "LibraryClasses" <attrs>]*
-<attrs>            ::= "." <arch> ["." <Edk2ModuleType>]
+<attrs>            ::= "." <arch> ["." <ModuleType>]
 <LcStatements>     ::= {<MacroDefinition>} {<IncludeStatment>}
                        {<TS> <LcEntry>}
 <LcEntry>          ::= <LibraryClassName> <FS> <LibraryInstance> <EOL>
 <LibraryClassName> ::= (A-Z)(a-zA-Z0-9)*
 <LibraryInstance>  ::= <InfFileName> <EOL>
diff --git a/README.md b/README.md
index 54d50cb..5672273 100644
--- a/README.md
+++ b/README.md
@@ -164,11 +164,11 @@ Copyright (c) 2006-2017, Intel Corporation. All rights reserved.
 | Errata A   | Update link to the EDK II Specifications, fixed the name of the Multi-String .UNI File Format Specification                                                                                                                                                                                  |                |
 | 1.25       | Updates:                                                                                                                                                                                                                                                                                     | June 2015      |
 |            | Updated support for UEFI 2.5 and PI 1.4                                                                                                                                                                                                                                                      |                |
 |            | Added clarification regarding the use of .. and . in path names in section 2                                                                                                                                                                                                                 |                |
 |            | In section 2.8.3.7, added clarification regarding allocation of memory based on calculation of maximum size for VOID* PCD entries when the maximum size is not specified in the DSC file                                                                                                     |                |
-|            | In section 3.6 added optional `<Edk2ModuleType>` element to the section header in order to support UEFI 2.5 Runtime Drivers that must be 4K page aligned                                                                                                                                     |                |
+|            | In section 3.6 added optional `<ModuleType>` element to the section header in order to support UEFI 2.5 Runtime Drivers that must be 4K page aligned                                                                                                                                     |                |
 |            | Also in 3.6, updated the priority of [BuildOptions] to match current implementation that follows the Build Specification                                                                                                                                                                     |                |
 |            | In sections 2.3 and 3.5, added new [Defines] boolean entry PCD_VAR_CHECK_GENERATION                                                                                                                                                                                                          |                |
 |            | In sections 2.9.3.2, 2.9.3.5, 3.10.4 and 3.10.5 added HII Attribute entry.                                                                                                                                                                                                                   |                |
 |            | Since the above changes are new features, update the minor revision of the DSC_SPECIFICATION to 0x00010019, older DSC files that do not use the new features do not need to modify the DSC_SPECIFICATION values                                                                              |                |
 |            | Added clarification on when the DSC_SPECIFICATION value must be updated to 0x00010019                                                                                                                                                                                                        |                |
-- 
2.6.1.windows.1