[efi] Update UEFI header files with latest version from TianoCore

Signed-off-by: Michael Brown <mcb30@ipxe.org>

9 files changed, 1890 insertions, 154 deletions

diff --git a/src/include/ipxe/efi/Pi/PiBootMode.h b/src/include/ipxe/efi/Pi/PiBootMode.h
index a33bdf4be..504a67f9a 100644
--- a/src/include/ipxe/efi/Pi/PiBootMode.h
+++ b/src/include/ipxe/efi/Pi/PiBootMode.h
@@ -1,8 +1,8 @@
 /** @file
   Present the boot mode values in PI.
 
-  Copyright (c) 2006 - 2008, Intel Corporation
-  All rights reserved. This program and the accompanying materials
+  Copyright (c) 2006 - 2009, 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
   which accompanies this distribution.  The full text of the license may be found at
   http://opensource.org/licenses/bsd-license.php
@@ -18,8 +18,6 @@
 #ifndef __PI_BOOT_MODE_H__
 #define __PI_BOOT_MODE_H__
 
-#include <ipxe/efi/ProcessorBind.h>
-
 ///
 /// EFI boot mode
 ///
diff --git a/src/include/ipxe/efi/Pi/PiDependency.h b/src/include/ipxe/efi/Pi/PiDependency.h
index 73f6027e3..7d67da584 100644
--- a/src/include/ipxe/efi/Pi/PiDependency.h
+++ b/src/include/ipxe/efi/Pi/PiDependency.h
@@ -1,8 +1,8 @@
 /** @file
   Present the dependency expression values in PI.
 
-  Copyright (c) 2006 - 2008, Intel Corporation
-  All rights reserved. This program and the accompanying materials
+  Copyright (c) 2006 - 2008, 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
   which accompanies this distribution.  The full text of the license may be found at
   http://opensource.org/licenses/bsd-license.php
diff --git a/src/include/ipxe/efi/Pi/PiDxeCis.h b/src/include/ipxe/efi/Pi/PiDxeCis.h
index 514295af5..959d00a0e 100644
--- a/src/include/ipxe/efi/Pi/PiDxeCis.h
+++ b/src/include/ipxe/efi/Pi/PiDxeCis.h
@@ -1,14 +1,14 @@
 /** @file
   Include file matches things in PI.
 
-  Copyright (c) 2006 - 2008, Intel Corporation
-  All rights reserved. This program and the accompanying materials
-  are licensed and made available under the terms and conditions of the BSD License
-  which accompanies this distribution.  The full text of the license may be found at
-  http://opensource.org/licenses/bsd-license.php
+Copyright (c) 2006 - 2010, 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.
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
   @par Revision Reference:
   PI Version 1.0
@@ -18,25 +18,57 @@
 #ifndef __PI_DXECIS_H__
 #define __PI_DXECIS_H__
 
+#include <ipxe/efi/Uefi/UefiMultiPhase.h>
 #include <ipxe/efi/Pi/PiMultiPhase.h>
 
 ///
-/// Global Coherencey Domain types - Memory type
+/// Global Coherencey Domain types - Memory type.
 ///
 typedef enum {
+  ///
+  /// A memory region that is visible to the boot processor. However, there are no system
+  /// components that are currently decoding this memory region.
+  ///
   EfiGcdMemoryTypeNonExistent,
+  ///
+  /// A memory region that is visible to the boot processor. This memory region is being
+  /// decoded by a system component, but the memory region is not considered to be either
+  /// system memory or memory-mapped I/O.
+  ///
   EfiGcdMemoryTypeReserved,
+  ///
+  /// A memory region that is visible to the boot processor. A memory controller is
+  /// currently decoding this memory region and the memory controller is producing a
+  /// tested system memory region that is available to the memory services.
+  ///
   EfiGcdMemoryTypeSystemMemory,
+  ///
+  /// A memory region that is visible to the boot processor. This memory region is
+  /// currently being decoded by a component as memory-mapped I/O that can be used to
+  /// access I/O devices in the platform.
+  ///
   EfiGcdMemoryTypeMemoryMappedIo,
   EfiGcdMemoryTypeMaximum
 } EFI_GCD_MEMORY_TYPE;
 
 ///
-/// Global Coherencey Domain types - IO type
+/// Global Coherencey Domain types - IO type.
 ///
 typedef enum {
+  ///
+  /// An I/O region that is visible to the boot processor. However, there are no system
+  /// components that are currently decoding this I/O region.
+  ///
   EfiGcdIoTypeNonExistent,
+  ///
+  /// An I/O region that is visible to the boot processor. This I/O region is currently being
+  /// decoded by a system component, but the I/O region cannot be used to access I/O devices.
+  ///
   EfiGcdIoTypeReserved,
+  ///
+  /// An I/O region that is visible to the boot processor. This I/O region is currently being
+  /// decoded by a system component that is producing I/O ports that can be used to access I/O devices.
+  ///
   EfiGcdIoTypeIo,
   EfiGcdIoTypeMaximum
 } EFI_GCD_IO_TYPE;
@@ -45,22 +77,42 @@ typedef enum {
 /// The type of allocation to perform.
 ///
 typedef enum {
+  ///
+  /// The GCD memory space map is searched from the lowest address up to the highest address
+  /// looking for unallocated memory ranges.
+  ///
   EfiGcdAllocateAnySearchBottomUp,
+  ///
+  /// The GCD memory space map is searched from the lowest address up
+  /// to the specified MaxAddress looking for unallocated memory ranges.
+  ///
   EfiGcdAllocateMaxAddressSearchBottomUp,
+  ///
+  /// The GCD memory space map is checked to see if the memory range starting
+  /// at the specified Address is available.
+  ///
   EfiGcdAllocateAddress,
+  ///
+  /// The GCD memory space map is searched from the highest address down to the lowest address
+  /// looking for unallocated memory ranges.
+  ///
   EfiGcdAllocateAnySearchTopDown,
+  ///
+  /// The GCD memory space map is searched from the specified MaxAddress
+  /// down to the lowest address looking for unallocated memory ranges.
+  ///
   EfiGcdAllocateMaxAddressSearchTopDown,
   EfiGcdMaxAllocateType
 } EFI_GCD_ALLOCATE_TYPE;
 
 ///
-/// EFI_GCD_MEMORY_SPACE_DESCRIPTOR
+/// EFI_GCD_MEMORY_SPACE_DESCRIPTOR.
 ///
 typedef struct {
   ///
   /// The physical address of the first byte in the memory region. Type
   /// EFI_PHYSICAL_ADDRESS is defined in the AllocatePages() function
-  /// description in the UEFI 2.0 specification
+  /// description in the UEFI 2.0 specification.
   ///
   EFI_PHYSICAL_ADDRESS  BaseAddress;
 
@@ -82,7 +134,7 @@ typedef struct {
   UINT64                Attributes;
   ///
   /// Type of the memory region. Type EFI_GCD_MEMORY_TYPE is defined in the
-  /// AddMemorySpace() function description
+  /// AddMemorySpace() function description.
   ///
   EFI_GCD_MEMORY_TYPE   GcdMemoryType;
 
@@ -105,7 +157,7 @@ typedef struct {
 } EFI_GCD_MEMORY_SPACE_DESCRIPTOR;
 
 ///
-/// EFI_GCD_IO_SPACE_DESCRIPTOR
+/// EFI_GCD_IO_SPACE_DESCRIPTOR.
 ///
 typedef struct {
   ///
@@ -173,7 +225,7 @@ typedef struct {
                                  added to the global coherency domain of the processor.
   @retval EFI_ACCESS_DENIED      One or more bytes of the memory resource range
                                  specified by BaseAddress and Length was allocated
-                                 in a prior call to AllocateMemorySpace()..
+                                 in a prior call to AllocateMemorySpace().
 
 **/
 typedef
@@ -528,7 +580,7 @@ EFI_STATUS
   @retval EFI_SUCCESS         One or more DXE driver were dispatched.
   @retval EFI_NOT_FOUND       No DXE drivers were dispatched.
   @retval EFI_ALREADY_STARTED An attempt is being made to start the DXE Dispatcher recursively.
-                              Thus no action was taken.
+                              Thus, no action was taken.
 
 **/
 typedef
@@ -606,6 +658,10 @@ EFI_STATUS
 #define DXE_SERVICES_REVISION   ((1<<16) | (00))
 
 typedef struct {
+  ///
+  /// The table header for the DXE Services Table.
+  /// This header contains the DXE_SERVICES_SIGNATURE and DXE_SERVICES_REVISION values.
+  ///
   EFI_TABLE_HEADER                Hdr;
 
   //
@@ -639,4 +695,19 @@ typedef struct {
 
 typedef DXE_SERVICES EFI_DXE_SERVICES;
 
+
+/**
+  The function prototype for invoking a function on an Application Processor.
+
+  This definition is used by the UEFI MP Serices Protocol, and the
+  PI SMM System Table.
+
+  @param[in,out] Buffer  The pointer to private data buffer.
+**/
+typedef
+VOID
+(EFIAPI *EFI_AP_PROCEDURE)(
+  IN OUT VOID  *Buffer
+  );
+
 #endif
diff --git a/src/include/ipxe/efi/Pi/PiFirmwareFile.h b/src/include/ipxe/efi/Pi/PiFirmwareFile.h
index 973a2b5c3..b0dea867b 100644
--- a/src/include/ipxe/efi/Pi/PiFirmwareFile.h
+++ b/src/include/ipxe/efi/Pi/PiFirmwareFile.h
@@ -1,17 +1,17 @@
 /** @file
   The firmware file related definitions in PI.
 
-  Copyright (c) 2006 - 2008, Intel Corporation
-  All rights reserved. This program and the accompanying materials
-  are licensed and made available under the terms and conditions of the BSD License
-  which accompanies this distribution.  The full text of the license may be found at
-  http://opensource.org/licenses/bsd-license.php
+Copyright (c) 2006 - 2010, 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.
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
   @par Revision Reference:
-  PI Version 1.0
+  PI Version 1.2.
 
 **/
 
@@ -19,20 +19,42 @@
 #ifndef __PI_FIRMWARE_FILE_H__
 #define __PI_FIRMWARE_FILE_H__
 
-#include <ipxe/efi/ProcessorBind.h>
-
 #pragma pack(1)
 ///
 /// Used to verify the integrity of the file.
 ///
 typedef union {
   struct {
+    ///
+    /// The IntegrityCheck.Checksum.Header field is an 8-bit checksum of the file
+    /// header. The State and IntegrityCheck.Checksum.File fields are assumed
+    /// to be zero and the checksum is calculated such that the entire header sums to zero.
+    ///
     UINT8   Header;
+    ///
+    /// If the FFS_ATTRIB_CHECKSUM (see definition below) bit of the Attributes
+    /// field is set to one, the IntegrityCheck.Checksum.File field is an 8-bit
+    /// checksum of the entire file The State field and the file tail are assumed to be zero
+    /// and the checksum is calculated such that the entire file sums to zero.
+    /// If the FFS_ATTRIB_CHECKSUM bit of the Attributes field is cleared to zero,
+    /// the IntegrityCheck.Checksum.File field must be initialized with a value of
+    /// 0xAA. The IntegrityCheck.Checksum.File field is valid any time the
+    /// EFI_FILE_DATA_VALID bit is set in the State field.
+    ///
     UINT8   File;
   } Checksum;
+  ///
+  /// This is the full 16 bits of the IntegrityCheck field.
+  ///
   UINT16    Checksum16;
 } EFI_FFS_INTEGRITY_CHECK;
 
+///
+/// FFS_FIXED_CHECKSUM is the checksum value used when the
+/// FFS_ATTRIB_CHECKSUM attribute bit is clear.
+///
+#define FFS_FIXED_CHECKSUM  0xAA
+
 typedef UINT8 EFI_FV_FILETYPE;
 typedef UINT8 EFI_FFS_FILE_ATTRIBUTES;
 typedef UINT8 EFI_FFS_FILE_STATE;
@@ -50,7 +72,10 @@ typedef UINT8 EFI_FFS_FILE_STATE;
 #define EFI_FV_FILETYPE_DRIVER                0x07
 #define EFI_FV_FILETYPE_COMBINED_PEIM_DRIVER  0x08
 #define EFI_FV_FILETYPE_APPLICATION           0x09
+#define EFI_FV_FILETYPE_SMM                   0x0A
 #define EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE 0x0B
+#define EFI_FV_FILETYPE_COMBINED_SMM_DXE      0x0C
+#define EFI_FV_FILETYPE_SMM_CORE              0x0D
 #define EFI_FV_FILETYPE_OEM_MIN               0xc0
 #define EFI_FV_FILETYPE_OEM_MAX               0xdf
 #define EFI_FV_FILETYPE_DEBUG_MIN             0xe0
@@ -61,6 +86,7 @@ typedef UINT8 EFI_FFS_FILE_STATE;
 ///
 /// FFS File Attributes.
 ///
+#define FFS_ATTRIB_LARGE_FILE         0x01
 #define FFS_ATTRIB_FIXED              0x04
 #define FFS_ATTRIB_DATA_ALIGNMENT     0x38
 #define FFS_ATTRIB_CHECKSUM           0x40
@@ -81,33 +107,95 @@ typedef UINT8 EFI_FFS_FILE_STATE;
 /// contents and state of the files.
 ///
 typedef struct {
+  ///
+  /// This GUID is the file name. It is used to uniquely identify the file.
+  ///
   EFI_GUID                Name;
+  ///
+  /// Used to verify the integrity of the file.
+  ///
   EFI_FFS_INTEGRITY_CHECK IntegrityCheck;
+  ///
+  /// Identifies the type of file.
+  ///
   EFI_FV_FILETYPE         Type;
+  ///
+  /// Declares various file attribute bits.
+  ///
   EFI_FFS_FILE_ATTRIBUTES Attributes;
+  ///
+  /// The length of the file in bytes, including the FFS header.
+  ///
   UINT8                   Size[3];
+  ///
+  /// Used to track the state of the file throughout the life of the file from creation to deletion.
+  ///
   EFI_FFS_FILE_STATE      State;
 } EFI_FFS_FILE_HEADER;
 
+typedef struct {
+  ///
+  /// This GUID is the file name. It is used to uniquely identify the file. There may be only
+  /// one instance of a file with the file name GUID of Name in any given firmware
+  /// volume, except if the file type is EFI_FV_FILETYPE_FFS_PAD.
+  ///
+  EFI_GUID                  Name;
+
+  ///
+  /// Used to verify the integrity of the file.
+  ///
+  EFI_FFS_INTEGRITY_CHECK   IntegrityCheck;
+
+  ///
+  /// Identifies the type of file.
+  ///
+  EFI_FV_FILETYPE           Type;
+
+  ///
+  /// Declares various file attribute bits.
+  ///
+  EFI_FFS_FILE_ATTRIBUTES   Attributes;
+
+  ///
+  /// The length of the file in bytes, including the FFS header.
+  /// The length of the file data is either (Size - sizeof(EFI_FFS_FILE_HEADER)). This calculation means a
+  /// zero-length file has a Size of 24 bytes, which is sizeof(EFI_FFS_FILE_HEADER).
+  /// Size is not required to be a multiple of 8 bytes. Given a file F, the next file header is
+  /// located at the next 8-byte aligned firmware volume offset following the last byte of the file F.
+  ///
+  UINT8                     Size[3];
+
+  ///
+  /// Used to track the state of the file throughout the life of the file from creation to deletion.
+  ///
+  EFI_FFS_FILE_STATE        State;
+
+  ///
+  /// If FFS_ATTRIB_LARGE_FILE is set in Attributes, then ExtendedSize exists and Size must be set to zero.
+  /// If FFS_ATTRIB_LARGE_FILE is not set then EFI_FFS_FILE_HEADER is used.
+  ///
+  EFI_FFS_FILE_STATE        ExtendedSize;
+} EFI_FFS_FILE_HEADER2;
 
 typedef UINT8 EFI_SECTION_TYPE;
 
 ///
-/// Pseudo type. It is
-/// used as a wild card when retrieving sections. The section
-/// type EFI_SECTION_ALL matches all section types.
+/// Pseudo type. It is used as a wild card when retrieving sections.
+///  The section type EFI_SECTION_ALL matches all section types.
 ///
 #define EFI_SECTION_ALL                   0x00
 
 ///
-/// Encapsulation section Type values
+/// Encapsulation section Type values.
 ///
 #define EFI_SECTION_COMPRESSION           0x01
 
 #define EFI_SECTION_GUID_DEFINED          0x02
 
+#define EFI_SECTION_DISPOSABLE            0x03
+
 ///
-/// Leaf section Type values
+/// Leaf section Type values.
 ///
 #define EFI_SECTION_PE32                  0x10
 #define EFI_SECTION_PIC                   0x11
@@ -120,20 +208,45 @@ typedef UINT8 EFI_SECTION_TYPE;
 #define EFI_SECTION_FREEFORM_SUBTYPE_GUID 0x18
 #define EFI_SECTION_RAW                   0x19
 #define EFI_SECTION_PEI_DEPEX             0x1B
+#define EFI_SECTION_SMM_DEPEX             0x1C
 
 ///
-/// Common section header
+/// Common section header.
 ///
 typedef struct {
+  ///
+  /// A 24-bit unsigned integer that contains the total size of the section in bytes,
+  /// including the EFI_COMMON_SECTION_HEADER.
+  ///
   UINT8             Size[3];
   EFI_SECTION_TYPE  Type;
+  ///
+  /// Declares the section type.
+  ///
 } EFI_COMMON_SECTION_HEADER;
 
+typedef struct {
+  ///
+  /// A 24-bit unsigned integer that contains the total size of the section in bytes,
+  /// including the EFI_COMMON_SECTION_HEADER.
+  ///
+  UINT8             Size[3];
+
+  EFI_SECTION_TYPE  Type;
+
+  ///
+  /// If Size is 0xFFFFFF, then ExtendedSize contains the size of the section. If
+  /// Size is not equal to 0xFFFFFF, then this field does not exist.
+  ///
+  UINT32            ExtendedSize;
+} EFI_COMMON_SECTION_HEADER2;
+
 ///
 /// Leaf section type that contains an
 /// IA-32 16-bit executable image.
 ///
-typedef EFI_COMMON_SECTION_HEADER EFI_COMPATIBILITY16_SECTION;
+typedef EFI_COMMON_SECTION_HEADER  EFI_COMPATIBILITY16_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2 EFI_COMPATIBILITY16_SECTION2;
 
 ///
 /// CompressionType of EFI_COMPRESSION_SECTION.
@@ -145,67 +258,179 @@ typedef EFI_COMMON_SECTION_HEADER EFI_COMPATIBILITY16_SECTION;
 /// section data is compressed.
 ///
 typedef struct {
+  ///
+  /// Usual common section header. CommonHeader.Type = EFI_SECTION_COMPRESSION.
+  ///
   EFI_COMMON_SECTION_HEADER   CommonHeader;
+  ///
+  /// The UINT32 that indicates the size of the section data after decompression.
+  ///
   UINT32                      UncompressedLength;
+  ///
+  /// Indicates which compression algorithm is used.
+  ///
   UINT8                       CompressionType;
 } EFI_COMPRESSION_SECTION;
 
+typedef struct {
+  ///
+  /// Usual common section header. CommonHeader.Type = EFI_SECTION_COMPRESSION.
+  ///
+  EFI_COMMON_SECTION_HEADER2    CommonHeader;
+  ///
+  /// UINT32 that indicates the size of the section data after decompression.
+  ///
+  UINT32                        UncompressedLength;
+  ///
+  /// Indicates which compression algorithm is used.
+  ///
+  UINT8                         CompressionType;
+} EFI_COMPRESSION_SECTION2;
+
 ///
-/// Leaf section which could be used to determine the dispatch order of DXEs.
+/// An encapsulation section type in which the section data is disposable.
+/// A disposable section is an encapsulation section in which the section data may be disposed of during
+/// the process of creating or updating a firmware image without significant impact on the usefulness of
+/// the file. The Type field in the section header is set to EFI_SECTION_DISPOSABLE. This
+/// allows optional or descriptive data to be included with the firmware file which can be removed in
+/// order to conserve space. The contents of this section are implementation specific, but might contain
+/// debug data or detailed integration instructions.
 ///
-typedef EFI_COMMON_SECTION_HEADER EFI_DXE_DEPEX_SECTION;
+typedef EFI_COMMON_SECTION_HEADER   EFI_DISPOSABLE_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2  EFI_DISPOSABLE_SECTION2;
 
 ///
-/// Leaf section which contains a PI FV.
+/// The leaf section which could be used to determine the dispatch order of DXEs.
 ///
-typedef EFI_COMMON_SECTION_HEADER EFI_FIRMWARE_VOLUME_IMAGE_SECTION;
+typedef EFI_COMMON_SECTION_HEADER   EFI_DXE_DEPEX_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2  EFI_DXE_DEPEX_SECTION2;
 
 ///
-/// Leaf section which contains a single GUID.
+/// The leaf section which contains a PI FV.
+///
+typedef EFI_COMMON_SECTION_HEADER   EFI_FIRMWARE_VOLUME_IMAGE_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2  EFI_FIRMWARE_VOLUME_IMAGE_SECTION2;
+
+///
+/// The leaf section which contains a single GUID.
 ///
 typedef struct {
+  ///
+  /// Common section header. CommonHeader.Type = EFI_SECTION_FREEFORM_SUBTYPE_GUID.
+  ///
   EFI_COMMON_SECTION_HEADER   CommonHeader;
+  ///
+  /// This GUID is defined by the creator of the file. It is a vendor-defined file type.
+  ///
   EFI_GUID                    SubTypeGuid;
 } EFI_FREEFORM_SUBTYPE_GUID_SECTION;
 
+typedef struct {
+  ///
+  /// The common section header. CommonHeader.Type = EFI_SECTION_FREEFORM_SUBTYPE_GUID.
+  ///
+  EFI_COMMON_SECTION_HEADER2    CommonHeader;
+  ///
+  /// This GUID is defined by the creator of the file. It is a vendor-defined file type.
+  ///
+  EFI_GUID                      SubTypeGuid;
+} EFI_FREEFORM_SUBTYPE_GUID_SECTION2;
+
 ///
-/// Attributes of EFI_GUID_DEFINED_SECTION
+/// Attributes of EFI_GUID_DEFINED_SECTION.
 ///
 #define EFI_GUIDED_SECTION_PROCESSING_REQUIRED  0x01
 #define EFI_GUIDED_SECTION_AUTH_STATUS_VALID    0x02
 ///
-/// Leaf section which is encapsulation defined by specific GUID
+/// The leaf section which is encapsulation defined by specific GUID.
 ///
 typedef struct {
+  ///
+  /// The common section header. CommonHeader.Type = EFI_SECTION_GUID_DEFINED.
+  ///
   EFI_COMMON_SECTION_HEADER   CommonHeader;
+  ///
+  /// The GUID that defines the format of the data that follows. It is a vendor-defined section type.
+  ///
   EFI_GUID                    SectionDefinitionGuid;
+  ///
+  /// Contains the offset in bytes from the beginning of the common header to the first byte of the data.
+  ///
   UINT16                      DataOffset;
+  ///
+  /// The bit field that declares some specific characteristics of the section contents.
+  ///
   UINT16                      Attributes;
 } EFI_GUID_DEFINED_SECTION;
 
+typedef struct {
+  ///
+  /// The common section header. CommonHeader.Type = EFI_SECTION_GUID_DEFINED.
+  ///
+  EFI_COMMON_SECTION_HEADER2    CommonHeader;
+  ///
+  /// The GUID that defines the format of the data that follows. It is a vendor-defined section type.
+  ///
+  EFI_GUID                      SectionDefinitionGuid;
+  ///
+  /// Contains the offset in bytes from the beginning of the common header to the first byte of the data.
+  ///
+  UINT16                        DataOffset;
+  ///
+  /// The bit field that declares some specific characteristics of the section contents.
+  ///
+  UINT16                        Attributes;
+} EFI_GUID_DEFINED_SECTION2;
+
 ///
-/// Leaf section which contains PE32+ image.
+/// The leaf section which contains PE32+ image.
 ///
-typedef EFI_COMMON_SECTION_HEADER EFI_PE32_SECTION;
+typedef EFI_COMMON_SECTION_HEADER   EFI_PE32_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2  EFI_PE32_SECTION2;
 
+///
+/// The leaf section used to determine the dispatch order of PEIMs.
+///
+typedef EFI_COMMON_SECTION_HEADER   EFI_PEI_DEPEX_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2  EFI_PEI_DEPEX_SECTION2;
 
 ///
-/// Leaf section which used to determine the dispatch order of PEIMs.
+/// A leaf section type that contains a position-independent-code (PIC) image.
+/// A PIC image section is a leaf section that contains a position-independent-code (PIC) image.
+/// In addition to normal PE32+ images that contain relocation information, PEIM executables may be
+/// PIC and are referred to as PIC images. A PIC image is the same as a PE32+ image except that all
+/// relocation information has been stripped from the image and the image can be moved and will
+/// execute correctly without performing any relocation or other fix-ups. EFI_PIC_SECTION2 must
+/// be used if the section is 16MB or larger.
 ///
-typedef EFI_COMMON_SECTION_HEADER EFI_PEI_DEPEX_SECTION;
+typedef EFI_COMMON_SECTION_HEADER   EFI_PIC_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2  EFI_PIC_SECTION2;
 
 ///
-/// Leaf section which constains the position-independent-code image.
+/// The leaf section which constains the position-independent-code image.
 ///
-typedef EFI_COMMON_SECTION_HEADER EFI_TE_SECTION;
+typedef EFI_COMMON_SECTION_HEADER   EFI_TE_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2  EFI_TE_SECTION2;
 
 ///
-/// Leaf section which contains an array of zero or more bytes.
+/// The leaf section which contains an array of zero or more bytes.
 ///
-typedef EFI_COMMON_SECTION_HEADER EFI_RAW_SECTION;
+typedef EFI_COMMON_SECTION_HEADER   EFI_RAW_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2  EFI_RAW_SECTION2;
 
 ///
-/// Leaf section which contains a unicode string that
+/// The SMM dependency expression section is a leaf section that contains a dependency expression that
+/// is used to determine the dispatch order for SMM drivers. Before the SMRAM invocation of the
+/// SMM driver's entry point, this dependency expression must evaluate to TRUE. See the Platform
+/// Initialization Specification, Volume 2, for details regarding the format of the dependency expression.
+/// The dependency expression may refer to protocols installed in either the UEFI or the SMM protocol
+/// database. EFI_SMM_DEPEX_SECTION2 must be used if the section is 16MB or larger.
+///
+typedef EFI_COMMON_SECTION_HEADER EFI_SMM_DEPEX_SECTION;
+typedef EFI_COMMON_SECTION_HEADER2 EFI_SMM_DEPEX_SECTION2;
+
+///
+/// The leaf section which contains a unicode string that
 /// is human readable file name.
 ///
 typedef struct {
@@ -217,9 +442,13 @@ typedef struct {
   CHAR16                      FileNameString[1];
 } EFI_USER_INTERFACE_SECTION;
 
+typedef struct {
+  EFI_COMMON_SECTION_HEADER2    CommonHeader;
+  CHAR16                        FileNameString[1];
+} EFI_USER_INTERFACE_SECTION2;
 
 ///
-/// Leaf section which contains a numeric build number and
+/// The leaf section which contains a numeric build number and
 /// an optional unicode string that represents the file revision.
 ///
 typedef struct {
@@ -232,6 +461,15 @@ typedef struct {
   CHAR16                      VersionString[1];
 } EFI_VERSION_SECTION;
 
+typedef struct {
+  EFI_COMMON_SECTION_HEADER2    CommonHeader;
+  ///
+  /// A UINT16 that represents a particular build. Subsequent builds have monotonically
+  /// increasing build numbers relative to earlier builds.
+  ///
+  UINT16                        BuildNumber;
+  CHAR16                        VersionString[1];
+} EFI_VERSION_SECTION2;
 
 #define SECTION_SIZE(SectionHeaderPtr) \
     ((UINT32) (*((UINT32 *) ((EFI_COMMON_SECTION_HEADER *) SectionHeaderPtr)->Size) & 0x00ffffff))
diff --git a/src/include/ipxe/efi/Pi/PiFirmwareVolume.h b/src/include/ipxe/efi/Pi/PiFirmwareVolume.h
index 5f530e643..4d2ba88fd 100644
--- a/src/include/ipxe/efi/Pi/PiFirmwareVolume.h
+++ b/src/include/ipxe/efi/Pi/PiFirmwareVolume.h
@@ -1,8 +1,8 @@
 /** @file
   The firmware volume related definitions in PI.
 
-  Copyright (c) 2006 - 2008, Intel Corporation
-  All rights reserved. This program and the accompanying materials
+  Copyright (c) 2006 - 2009, 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
   which accompanies this distribution.  The full text of the license may be found at
   http://opensource.org/licenses/bsd-license.php
@@ -18,8 +18,6 @@
 #ifndef __PI_FIRMWAREVOLUME_H__
 #define __PI_FIRMWAREVOLUME_H__
 
-#include <ipxe/efi/ProcessorBind.h>
-
 ///
 /// EFI_FV_FILE_ATTRIBUTES
 ///
@@ -91,7 +89,13 @@ typedef UINT32  EFI_FVB_ATTRIBUTES_2;
 
 
 typedef struct {
+  ///
+  /// The number of sequential blocks which are of the same size.
+  ///
   UINT32 NumBlocks;
+  ///
+  /// The size of the blocks.
+  ///
   UINT32 Length;
 } EFI_FV_BLOCK_MAP_ENTRY;
 
@@ -99,20 +103,57 @@ typedef struct {
 /// Describes the features and layout of the firmware volume.
 ///
 typedef struct {
+  ///
+  /// The first 16 bytes are reserved to allow for the reset vector of
+  /// processors whose reset vector is at address 0.
+  ///
   UINT8                     ZeroVector[16];
+  ///
+  /// Declares the file system with which the firmware volume is formatted.
+  ///
   EFI_GUID                  FileSystemGuid;
+  ///
+  /// Length in bytes of the complete firmware volume, including the header.
+  ///
   UINT64                    FvLength;
+  ///
+  /// Set to EFI_FVH_SIGNATURE
+  ///
   UINT32                    Signature;
+  ///
+  /// Declares capabilities and power-on defaults for the firmware volume.
+  ///
   EFI_FVB_ATTRIBUTES_2      Attributes;
+  ///
+  /// Length in bytes of the complete firmware volume header.
+  ///
   UINT16                    HeaderLength;
+  ///
+  /// A 16-bit checksum of the firmware volume header. A valid header sums to zero.
+  ///
   UINT16                    Checksum;
+  ///
+  /// Offset, relative to the start of the header, of the extended header
+  /// (EFI_FIRMWARE_VOLUME_EXT_HEADER) or zero if there is no extended header.
+  ///
   UINT16                    ExtHeaderOffset;
+  ///
+  /// This field must always be set to zero.
+  ///
   UINT8                     Reserved[1];
+  ///
+  /// Set to 2. Future versions of this specification may define new header fields and will
+  /// increment the Revision field accordingly.
+  ///
   UINT8                     Revision;
+  ///
+  /// An array of run-length encoded FvBlockMapEntry structures. The array is
+  /// terminated with an entry of {0,0}.
+  ///
   EFI_FV_BLOCK_MAP_ENTRY    BlockMap[1];
 } EFI_FIRMWARE_VOLUME_HEADER;
 
-#define EFI_FVH_SIGNATURE EFI_SIGNATURE_32 ('_', 'F', 'V', 'H')
+#define EFI_FVH_SIGNATURE SIGNATURE_32 ('_', 'F', 'V', 'H')
 
 ///
 /// Firmware Volume Header Revision definition
@@ -123,7 +164,13 @@ typedef struct {
 /// Extension header pointed by ExtHeaderOffset of volume header.
 ///
 typedef struct {
+  ///
+  /// Firmware volume name.
+  ///
   EFI_GUID  FvName;
+  ///
+  /// Size of the rest of the extension header, including this structure.
+  ///
   UINT32    ExtHeaderSize;
 } EFI_FIRMWARE_VOLUME_EXT_HEADER;
 
@@ -131,7 +178,13 @@ typedef struct {
 /// Entry struture for describing FV extension header
 ///
 typedef struct {
+  ///
+  /// Size of this header extension.
+  ///
   UINT16    ExtEntrySize;
+  ///
+  /// Type of the header.
+  ///
   UINT16    ExtEntryType;
 } EFI_FIRMWARE_VOLUME_EXT_ENTRY;
 
@@ -140,13 +193,18 @@ typedef struct {
 /// This extension header provides a mapping between a GUID and an OEM file type.
 ///
 typedef struct {
+  ///
+  /// Standard extension entry, with the type EFI_FV_EXT_TYPE_OEM_TYPE.
+  ///
   EFI_FIRMWARE_VOLUME_EXT_ENTRY Hdr;
+  ///
+  /// A bit mask, one bit for each file type between 0xC0 (bit 0) and 0xDF (bit 31). If a bit
+  /// is '1', then the GUID entry exists in Types. If a bit is '0' then no GUID entry exists in Types.
+  ///
   UINT32    TypeMask;
-
-  //
-  // Array of GUIDs.
-  // Each GUID represents an OEM file type.
-  //
+  ///
+  /// An array of GUIDs, each GUID representing an OEM file type.
+  ///
   EFI_GUID  Types[1];
 } EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE;
 
diff --git a/src/include/ipxe/efi/Pi/PiHob.h b/src/include/ipxe/efi/Pi/PiHob.h
index 26dc45c50..4d09521a4 100644
--- a/src/include/ipxe/efi/Pi/PiHob.h
+++ b/src/include/ipxe/efi/Pi/PiHob.h
@@ -1,14 +1,14 @@
 /** @file
   HOB related definitions in PI.
 
-  Copyright (c) 2006 - 2008, Intel Corporation
-  All rights reserved. This program and the accompanying materials
-  are licensed and made available under the terms and conditions of the BSD License
-  which accompanies this distribution.  The full text of the license may be found at
-  http://opensource.org/licenses/bsd-license.php
+Copyright (c) 2006 - 2010, 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.
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
   @par Revision Reference:
   PI Version 1.0
@@ -18,11 +18,6 @@
 #ifndef __PI_HOB_H__
 #define __PI_HOB_H__
 
-#include <ipxe/efi/ProcessorBind.h>
-#include <ipxe/efi/Pi/PiBootMode.h>
-#include <ipxe/efi/Uefi/UefiBaseType.h>
-#include <ipxe/efi/Uefi/UefiMultiPhase.h>
-
 //
 // HobType of EFI_HOB_GENERIC_HEADER.
 //
@@ -34,7 +29,8 @@
 #define EFI_HOB_TYPE_CPU                  0x0006
 #define EFI_HOB_TYPE_MEMORY_POOL          0x0007
 #define EFI_HOB_TYPE_FV2                  0x0009
-#define EFI_HOB_TYPE_LOAD_PEIM            0x000A
+#define EFI_HOB_TYPE_LOAD_PEIM_UNUSED     0x000A
+#define EFI_HOB_TYPE_UEFI_CAPSULE         0x000B
 #define EFI_HOB_TYPE_UNUSED               0xFFFE
 #define EFI_HOB_TYPE_END_OF_HOB_LIST      0xFFFF
 
@@ -43,14 +39,23 @@
 /// All HOBs must contain this generic HOB header.
 ///
 typedef struct {
+  ///
+  /// Identifies the HOB data structure type.
+  ///
   UINT16    HobType;
+  ///
+  /// The length in bytes of the HOB.
+  ///
   UINT16    HobLength;
+  ///
+  /// This field must always be set to zero.
+  ///
   UINT32    Reserved;
 } EFI_HOB_GENERIC_HEADER;
 
 
 ///
-/// Value of version ofinEFI_HOB_HANDOFF_INFO_TABLE.
+/// Value of version  in EFI_HOB_HANDOFF_INFO_TABLE.
 ///
 #define EFI_HOB_HANDOFF_TABLE_VERSION 0x0009
 
@@ -59,13 +64,41 @@ typedef struct {
 /// This HOB must be the first one in the HOB list.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_HANDOFF.
+  ///
   EFI_HOB_GENERIC_HEADER  Header;
+  ///
+  /// The version number pertaining to the PHIT HOB definition.
+  /// This value is four bytes in length to provide an 8-byte aligned entry
+  /// when it is combined with the 4-byte BootMode.
+  ///
   UINT32                  Version;
+  ///
+  /// The system boot mode as determined during the HOB producer phase.
+  ///
   EFI_BOOT_MODE           BootMode;
+  ///
+  /// The highest address location of memory that is allocated for use by the HOB producer
+  /// phase. This address must be 4-KB aligned to meet page restrictions of UEFI.
+  ///
   EFI_PHYSICAL_ADDRESS    EfiMemoryTop;
+  ///
+  /// The lowest address location of memory that is allocated for use by the HOB producer phase.
+  ///
   EFI_PHYSICAL_ADDRESS    EfiMemoryBottom;
+  ///
+  /// The highest address location of free memory that is currently available
+  /// for use by the HOB producer phase.
+  ///
   EFI_PHYSICAL_ADDRESS    EfiFreeMemoryTop;
+  ///
+  /// The lowest address location of free memory that is available for use by the HOB producer phase.
+  ///
   EFI_PHYSICAL_ADDRESS    EfiFreeMemoryBottom;
+  ///
+  /// The end of the HOB list.
+  ///
   EFI_PHYSICAL_ADDRESS    EfiEndOfHobList;
 } EFI_HOB_HANDOFF_INFO_TABLE;
 
@@ -112,11 +145,17 @@ typedef struct {
 ///
 /// Describes all memory ranges used during the HOB producer
 /// phase that exist outside the HOB list. This HOB type
-/// describes how memory is used,
-/// not the physical attributes of memory.
+/// describes how memory is used, not the physical attributes of memory.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_MEMORY_ALLOCATION.
+  ///
   EFI_HOB_GENERIC_HEADER            Header;
+  ///
+  /// An instance of the EFI_HOB_MEMORY_ALLOCATION_HEADER that describes the
+  /// various attributes of the logical memory allocation.
+  ///
   EFI_HOB_MEMORY_ALLOCATION_HEADER  AllocDescriptor;
   //
   // Additional data pertaining to the "Name" Guid memory
@@ -127,11 +166,18 @@ typedef struct {
 
 ///
 /// Describes the memory stack that is produced by the HOB producer
-/// phase and upon which all postmemory-installed executable
+/// phase and upon which all post-memory-installed executable
 /// content in the HOB producer phase is executing.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_MEMORY_ALLOCATION.
+  ///
   EFI_HOB_GENERIC_HEADER            Header;
+  ///
+  /// An instance of the EFI_HOB_MEMORY_ALLOCATION_HEADER that describes the
+  /// various attributes of the logical memory allocation.
+  ///
   EFI_HOB_MEMORY_ALLOCATION_HEADER  AllocDescriptor;
 } EFI_HOB_MEMORY_ALLOCATION_STACK;
 
@@ -142,7 +188,14 @@ typedef struct {
 /// register overflow store.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_MEMORY_ALLOCATION.
+  ///
   EFI_HOB_GENERIC_HEADER            Header;
+  ///
+  /// An instance of the EFI_HOB_MEMORY_ALLOCATION_HEADER that describes the
+  /// various attributes of the logical memory allocation.
+  ///
   EFI_HOB_MEMORY_ALLOCATION_HEADER  AllocDescriptor;
 } EFI_HOB_MEMORY_ALLOCATION_BSP_STORE;
 
@@ -150,14 +203,29 @@ typedef struct {
 /// Defines the location and entry point of the HOB consumer phase.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_MEMORY_ALLOCATION.
+  ///
   EFI_HOB_GENERIC_HEADER            Header;
+  ///
+  /// An instance of the EFI_HOB_MEMORY_ALLOCATION_HEADER that describes the
+  /// various attributes of the logical memory allocation.
+  ///
   EFI_HOB_MEMORY_ALLOCATION_HEADER  MemoryAllocationHeader;
+  ///
+  /// The GUID specifying the values of the firmware file system name
+  /// that contains the HOB consumer phase component.
+  ///
   EFI_GUID                          ModuleName;
+  ///
+  /// The address of the memory-mapped firmware volume
+  /// that contains the HOB consumer phase firmware file.
+  ///
   EFI_PHYSICAL_ADDRESS              EntryPoint;
 } EFI_HOB_MEMORY_ALLOCATION_MODULE;
 
 ///
-/// Resource type
+/// The resource type.
 ///
 typedef UINT32 EFI_RESOURCE_TYPE;
 
@@ -174,7 +242,7 @@ typedef UINT32 EFI_RESOURCE_TYPE;
 #define EFI_RESOURCE_MAX_MEMORY_TYPE        0x00000007
 
 ///
-/// type of recount attribute type
+/// A type of recount attribute type.
 ///
 typedef UINT32 EFI_RESOURCE_ATTRIBUTE_TYPE;
 
@@ -211,11 +279,30 @@ typedef UINT32 EFI_RESOURCE_ATTRIBUTE_TYPE;
 /// host bus during the HOB producer phase.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_RESOURCE_DESCRIPTOR.
+  ///
   EFI_HOB_GENERIC_HEADER      Header;
+  ///
+  /// A GUID representing the owner of the resource. This GUID is used by HOB
+  /// consumer phase components to correlate device ownership of a resource.
+  ///
   EFI_GUID                    Owner;
+  ///
+  /// The resource type enumeration as defined by EFI_RESOURCE_TYPE.
+  ///
   EFI_RESOURCE_TYPE           ResourceType;
+  ///
+  /// Resource attributes as defined by EFI_RESOURCE_ATTRIBUTE_TYPE.
+  ///
   EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttribute;
+  ///
+  /// The physical start address of the resource region.
+  ///
   EFI_PHYSICAL_ADDRESS        PhysicalStart;
+  ///
+  /// The number of bytes of the resource region.
+  ///
   UINT64                      ResourceLength;
 } EFI_HOB_RESOURCE_DESCRIPTOR;
 
@@ -224,32 +311,61 @@ typedef struct {
 /// maintain and manage HOBs with specific GUID.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_GUID_EXTENSION.
+  ///
   EFI_HOB_GENERIC_HEADER      Header;
-  EFI_GUID                    Name;
-
   ///
-  /// Guid specific data goes here
+  /// A GUID that defines the contents of this HOB.
   ///
+  EFI_GUID                    Name;
+  //
+  // Guid specific data goes here
+  //
 } EFI_HOB_GUID_TYPE;
 
 ///
 /// Details the location of firmware volumes that contain firmware files.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_FV.
+  ///
   EFI_HOB_GENERIC_HEADER Header;
+  ///
+  /// The physical memory-mapped base address of the firmware volume.
+  ///
   EFI_PHYSICAL_ADDRESS   BaseAddress;
+  ///
+  /// The length in bytes of the firmware volume.
+  ///
   UINT64                 Length;
 } EFI_HOB_FIRMWARE_VOLUME;
 
 ///
-/// Details the location of a firmware volume which was extracted
+/// Details the location of a firmware volume that was extracted
 /// from a file within another firmware volume.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_FV2.
+  ///
   EFI_HOB_GENERIC_HEADER  Header;
+  ///
+  /// The physical memory-mapped base address of the firmware volume.
+  ///
   EFI_PHYSICAL_ADDRESS    BaseAddress;
+  ///
+  /// The length in bytes of the firmware volume.
+  ///
   UINT64                  Length;
+  ///
+  /// The name of the firmware volume.
+  ///
   EFI_GUID                FvName;
+  ///
+  /// The name of the firmware file that contained this firmware volume.
+  ///
   EFI_GUID                FileName;
 } EFI_HOB_FIRMWARE_VOLUME2;
 
@@ -258,9 +374,21 @@ typedef struct {
 /// Describes processor information, such as address space and I/O space capabilities.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_CPU.
+  ///
   EFI_HOB_GENERIC_HEADER  Header;
+  ///
+  /// Identifies the maximum physical memory addressability of the processor.
+  ///
   UINT8                   SizeOfMemorySpace;
+  ///
+  /// Identifies the maximum physical I/O addressability of the processor.
+  ///
   UINT8                   SizeOfIoSpace;
+  ///
+  /// This field will always be set to zero.
+  ///
   UINT8                   Reserved[6];
 } EFI_HOB_CPU;
 
@@ -269,11 +397,36 @@ typedef struct {
 /// Describes pool memory allocations.
 ///
 typedef struct {
+  ///
+  /// The HOB generic header. Header.HobType = EFI_HOB_TYPE_MEMORY_POOL.
+  ///
   EFI_HOB_GENERIC_HEADER  Header;
 } EFI_HOB_MEMORY_POOL;
 
 ///
-/// Union of all the possible HOB Types
+/// Each UEFI capsule HOB details the location of a UEFI capsule. It includes a base address and length
+/// which is based upon memory blocks with a EFI_CAPSULE_HEADER and the associated
+/// CapsuleImageSize-based payloads. These HOB's shall be created by the PEI PI firmware
+/// sometime after the UEFI UpdateCapsule service invocation with the
+/// CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE flag set in the EFI_CAPSULE_HEADER.
+///
+typedef struct {
+  ///
+  /// The HOB generic header where Header.HobType = EFI_HOB_TYPE_UEFI_CAPSULE.
+  ///
+  EFI_HOB_GENERIC_HEADER Header;
+
+  ///
+  /// The physical memory-mapped base address of an UEFI capsule. This value is set to
+  /// point to the base of the contiguous memory of the UEFI capsule.
+  /// The length of the contiguous memory in bytes.
+  ///
+  EFI_PHYSICAL_ADDRESS   BaseAddress;
+  UINT64                 Length;
+} EFI_HOB_UEFI_CAPSULE;
+
+///
+/// Union of all the possible HOB Types.
 ///
 typedef union {
   EFI_HOB_GENERIC_HEADER              *Header;
@@ -288,6 +441,7 @@ typedef union {
   EFI_HOB_FIRMWARE_VOLUME2            *FirmwareVolume2;
   EFI_HOB_CPU                         *Cpu;
   EFI_HOB_MEMORY_POOL                 *Pool;
+  EFI_HOB_UEFI_CAPSULE                *Capsule;
   UINT8                               *Raw;
 } EFI_PEI_HOB_POINTERS;
 
diff --git a/src/include/ipxe/efi/Pi/PiMultiPhase.h b/src/include/ipxe/efi/Pi/PiMultiPhase.h
index 96440249e..a9020837a 100644
--- a/src/include/ipxe/efi/Pi/PiMultiPhase.h
+++ b/src/include/ipxe/efi/Pi/PiMultiPhase.h
@@ -1,104 +1,136 @@
 /** @file
   Include file matches things in PI for multiple module types.
 
-  Copyright (c) 2006 - 2008, Intel Corporation
-  All rights reserved. This program and the accompanying materials
-  are licensed and made available under the terms and conditions of the BSD License
-  which accompanies this distribution.  The full text of the license may be found at
-  http://opensource.org/licenses/bsd-license.php
+Copyright (c) 2006 - 2010, 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.
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
   @par Revision Reference:
-  PI Version 1.0
+  These elements are defined in UEFI Platform Initialization Specification 1.2.
 
 **/
 
 #ifndef __PI_MULTIPHASE_H__
 #define __PI_MULTIPHASE_H__
 
-#include <ipxe/efi/Uefi/UefiMultiPhase.h>
-
 #include <ipxe/efi/Pi/PiFirmwareVolume.h>
 #include <ipxe/efi/Pi/PiFirmwareFile.h>
 #include <ipxe/efi/Pi/PiBootMode.h>
-
 #include <ipxe/efi/Pi/PiHob.h>
 #include <ipxe/efi/Pi/PiDependency.h>
+#include <ipxe/efi/Pi/PiStatusCode.h>
+#include <ipxe/efi/Pi/PiS3BootScript.h>
 
+/**
+  Produces an error code in the range reserved for use by the Platform Initialization
+  Architecture Specification.
 
-#define EFI_NOT_AVAILABLE_YET   EFIERR (32)
+  The supported 32-bit range is 0xA0000000-0xBFFFFFFF
+  The supported 64-bit range is 0xA000000000000000-0xBFFFFFFFFFFFFFFF
 
-///
-/// Status Code Type Definition
-///
-typedef UINT32  EFI_STATUS_CODE_TYPE;
+  @param  StatusCode    The status code value to convert into a warning code.
+                        StatusCode must be in the range 0x00000000..0x1FFFFFFF.
 
-//
-// A Status Code Type is made up of the code type and severity
-// All values masked by EFI_STATUS_CODE_RESERVED_MASK are
-// reserved for use by this specification.
-//
-#define EFI_STATUS_CODE_TYPE_MASK     0x000000FF
-#define EFI_STATUS_CODE_SEVERITY_MASK 0xFF000000
-#define EFI_STATUS_CODE_RESERVED_MASK 0x00FFFF00
+  @return The value specified by StatusCode in the PI reserved range.
 
-//
-// Definition of code types, all other values masked by
-// EFI_STATUS_CODE_TYPE_MASK are reserved for use by
-// this specification.
-//
-#define EFI_PROGRESS_CODE             0x00000001
-#define EFI_ERROR_CODE                0x00000002
-#define EFI_DEBUG_CODE                0x00000003
+**/
+#define DXE_ERROR(StatusCode)  (MAX_BIT | (MAX_BIT >> 2) | StatusCode)
 
-//
-// Definitions of severities, all other values masked by
-// EFI_STATUS_CODE_SEVERITY_MASK are reserved for use by
-// this specification.
-// Uncontained errors are major errors that could not contained
-// to the specific component that is reporting the error
-// For example, if a memory error was not detected early enough,
-// the bad data could be consumed by other drivers.
-//
-#define EFI_ERROR_MINOR               0x40000000
-#define EFI_ERROR_MAJOR               0x80000000
-#define EFI_ERROR_UNRECOVERED         0x90000000
-#define EFI_ERROR_UNCONTAINED         0xa0000000
+///
+/// If this value is returned by an EFI image, then the image should be unloaded.
+///
+#define EFI_REQUEST_UNLOAD_IMAGE  DXE_ERROR (1)
 
 ///
-/// Status Code Value Definition
+/// If this value is returned by an API, it means the capability is not yet
+/// installed/available/ready to use.
 ///
-typedef UINT32 EFI_STATUS_CODE_VALUE;
+#define EFI_NOT_AVAILABLE_YET     DXE_ERROR (2)
 
-//
-// A Status Code Value is made up of the class, subclass, and
-// an operation.
-//
-#define EFI_STATUS_CODE_CLASS_MASK      0xFF000000
-#define EFI_STATUS_CODE_SUBCLASS_MASK   0x00FF0000
-#define EFI_STATUS_CODE_OPERATION_MASK  0x0000FFFF
+///
+/// Success and warning codes reserved for use by PI.
+/// Supported 32-bit range is 0x20000000-0x3fffffff.
+/// Supported 64-bit range is 0x2000000000000000-0x3fffffffffffffff.
+///
+#define PI_ENCODE_WARNING(a)                ((MAX_BIT >> 2) | (a))
 
 ///
-/// Definition of Status Code extended data header.
-/// The data will follow HeaderSize bytes from the beginning of
-/// the structure and is Size bytes long.
+/// Error codes reserved for use by PI.
+/// Supported 32-bit range is 0xa0000000-0xbfffffff.
+/// Supported 64-bit range is 0xa000000000000000-0xbfffffffffffffff.
 ///
-typedef struct {
-  UINT16    HeaderSize;
-  UINT16    Size;
-  EFI_GUID  Type;
-} EFI_STATUS_CODE_DATA;
+#define PI_ENCODE_ERROR(a)                  (MAX_BIT | (MAX_BIT >> 2) | (a))
 
+///
+/// Return status codes defined in SMM CIS.
+///
+#define EFI_INTERRUPT_PENDING               PI_ENCODE_ERROR (0)
 
-//
-// Bit values for Authentication Status
-//
+#define EFI_WARN_INTERRUPT_SOURCE_PENDING   PI_ENCODE_WARNING (0)
+#define EFI_WARN_INTERRUPT_SOURCE_QUIESCED  PI_ENCODE_WARNING (1)
+
+///
+/// Bitmask of values for Authentication Status.
+/// Authentication Status is returned from EFI_GUIDED_SECTION_EXTRACTION_PROTOCOL
+/// and the EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI
+///
+/// xx00 Image was not signed.
+/// xxx1 Platform security policy override. Assumes the same meaning as 0010 (the image was signed, the
+///      signature was tested, and the signature passed authentication test).
+/// 0010 Image was signed, the signature was tested, and the signature passed authentication test.
+/// 0110 Image was signed and the signature was not tested.
+/// 1010 Image was signed, the signature was tested, and the signature failed the authentication test.
+///
+///@{
 #define EFI_AUTH_STATUS_PLATFORM_OVERRIDE   0x01
 #define EFI_AUTH_STATUS_IMAGE_SIGNED        0x02
 #define EFI_AUTH_STATUS_NOT_TESTED          0x04
 #define EFI_AUTH_STATUS_TEST_FAILED         0x08
 #define EFI_AUTH_STATUS_ALL                 0x0f
+///@}
+
+///
+/// SMRAM states and capabilities
+///
+#define EFI_SMRAM_OPEN                  0x00000001
+#define EFI_SMRAM_CLOSED                0x00000002
+#define EFI_SMRAM_LOCKED                0x00000004
+#define EFI_CACHEABLE                   0x00000008
+#define EFI_ALLOCATED                   0x00000010
+#define EFI_NEEDS_TESTING               0x00000020
+#define EFI_NEEDS_ECC_INITIALIZATION    0x00000040
+
+///
+/// Structure describing a SMRAM region and its accessibility attributes.
+///
+typedef struct {
+  ///
+  /// Designates the physical address of the SMRAM in memory. This view of memory is
+  /// the same as seen by I/O-based agents, for example, but it may not be the address seen
+  /// by the processors.
+  ///
+  EFI_PHYSICAL_ADDRESS  PhysicalStart;
+  ///
+  /// Designates the address of the SMRAM, as seen by software executing on the
+  /// processors. This address may or may not match PhysicalStart.
+  ///
+  EFI_PHYSICAL_ADDRESS  CpuStart;
+  ///
+  /// Describes the number of bytes in the SMRAM region.
+  ///
+  UINT64                PhysicalSize;
+  ///
+  /// Describes the accessibility attributes of the SMRAM.  These attributes include the
+  /// hardware state (e.g., Open/Closed/Locked), capability (e.g., cacheable), logical
+  /// allocation (e.g., allocated), and pre-use initialization (e.g., needs testing/ECC
+  /// initialization).
+  ///
+  UINT64                RegionState;
+} EFI_SMRAM_DESCRIPTOR;
 
 #endif
diff --git a/src/include/ipxe/efi/Pi/PiS3BootScript.h b/src/include/ipxe/efi/Pi/PiS3BootScript.h
new file mode 100644
index 000000000..e4ce6880a
--- /dev/null
+++ b/src/include/ipxe/efi/Pi/PiS3BootScript.h
@@ -0,0 +1,59 @@
+/** @file
+  This file contains the boot script defintions that are shared between the
+  Boot Script Executor PPI and the Boot Script Save Protocol.
+
+  Copyright (c) 2009, 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
+  which 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_S3_BOOT_SCRIPT_H_
+#define _PI_S3_BOOT_SCRIPT_H_
+
+//*******************************************
+// EFI Boot Script Opcode definitions
+//*******************************************
+#define EFI_BOOT_SCRIPT_IO_WRITE_OPCODE                 0x00
+#define EFI_BOOT_SCRIPT_IO_READ_WRITE_OPCODE            0x01
+#define EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE                0x02
+#define EFI_BOOT_SCRIPT_MEM_READ_WRITE_OPCODE           0x03
+#define EFI_BOOT_SCRIPT_PCI_CONFIG_WRITE_OPCODE         0x04
+#define EFI_BOOT_SCRIPT_PCI_CONFIG_READ_WRITE_OPCODE    0x05
+#define EFI_BOOT_SCRIPT_SMBUS_EXECUTE_OPCODE            0x06
+#define EFI_BOOT_SCRIPT_STALL_OPCODE                    0x07
+#define EFI_BOOT_SCRIPT_DISPATCH_OPCODE                 0x08
+#define EFI_BOOT_SCRIPT_DISPATCH_2_OPCODE               0x09
+#define EFI_BOOT_SCRIPT_INFORMATION_OPCODE              0x0A
+#define EFI_BOOT_SCRIPT_PCI_CONFIG2_WRITE_OPCODE        0x0B
+#define EFI_BOOT_SCRIPT_PCI_CONFIG2_READ_WRITE_OPCODE   0x0C
+#define EFI_BOOT_SCRIPT_IO_POLL_OPCODE                  0x0D
+#define EFI_BOOT_SCRIPT_MEM_POLL_OPCODE                 0x0E
+#define EFI_BOOT_SCRIPT_PCI_CONFIG_POLL_OPCODE          0x0F
+#define EFI_BOOT_SCRIPT_PCI_CONFIG2_POLL_OPCODE         0x10
+
+//*******************************************
+// EFI_BOOT_SCRIPT_WIDTH
+//*******************************************
+typedef enum {
+  EfiBootScriptWidthUint8,
+  EfiBootScriptWidthUint16,
+  EfiBootScriptWidthUint32,
+  EfiBootScriptWidthUint64,
+  EfiBootScriptWidthFifoUint8,
+  EfiBootScriptWidthFifoUint16,
+  EfiBootScriptWidthFifoUint32,
+  EfiBootScriptWidthFifoUint64,
+  EfiBootScriptWidthFillUint8,
+  EfiBootScriptWidthFillUint16,
+  EfiBootScriptWidthFillUint32,
+  EfiBootScriptWidthFillUint64,
+  EfiBootScriptWidthMaximum
+} EFI_BOOT_SCRIPT_WIDTH;
+
+#endif
diff --git a/src/include/ipxe/efi/Pi/PiStatusCode.h b/src/include/ipxe/efi/Pi/PiStatusCode.h
new file mode 100644
index 000000000..cca7b1aeb
--- /dev/null
+++ b/src/include/ipxe/efi/Pi/PiStatusCode.h
@@ -0,0 +1,1126 @@
+/** @file
+  StatusCode related definitions in PI.
+
+Copyright (c) 2009 - 2010, 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.
+
+  @par Revision Reference:
+  These status codes are defined in UEFI Platform Initialization Specification 1.2,
+  Volume 3: Shared Architectural Elements.
+
+**/
+
+#ifndef __PI_STATUS_CODE_H__
+#define __PI_STATUS_CODE_H__
+
+//
+// Required for IA32 and IPF defines for CPU exception types
+//
+#include <ipxe/efi/Protocol/DebugSupport.h>
+
+///
+/// Status Code Type Definition.
+///
+typedef UINT32  EFI_STATUS_CODE_TYPE;
+
+///
+/// A Status Code Type is made up of the code type and severity.
+/// All values masked by EFI_STATUS_CODE_RESERVED_MASK are
+/// reserved for use by this specification.
+///
+///@{
+#define EFI_STATUS_CODE_TYPE_MASK     0x000000FF
+#define EFI_STATUS_CODE_SEVERITY_MASK 0xFF000000
+#define EFI_STATUS_CODE_RESERVED_MASK 0x00FFFF00
+///@}
+
+///
+/// Definition of code types. All other values masked by
+/// EFI_STATUS_CODE_TYPE_MASK are reserved for use by
+/// this specification.
+///
+///@{
+#define EFI_PROGRESS_CODE             0x00000001
+#define EFI_ERROR_CODE                0x00000002
+#define EFI_DEBUG_CODE                0x00000003
+///@}
+
+///
+/// Definitions of severities, all other values masked by
+/// EFI_STATUS_CODE_SEVERITY_MASK are reserved for use by
+/// this specification.
+/// Uncontained errors are major errors that could not contained
+/// to the specific component that is reporting the error.
+/// For example, if a memory error was not detected early enough,
+/// the bad data could be consumed by other drivers.
+///
+///@{
+#define EFI_ERROR_MINOR               0x40000000
+#define EFI_ERROR_MAJOR               0x80000000
+#define EFI_ERROR_UNRECOVERED         0x90000000
+#define EFI_ERROR_UNCONTAINED         0xa0000000
+///@}
+
+///
+/// Status Code Value Definition.
+///
+typedef UINT32 EFI_STATUS_CODE_VALUE;
+
+///
+/// A Status Code Value is made up of the class, subclass, and
+/// an operation.
+///
+///@{
+#define EFI_STATUS_CODE_CLASS_MASK      0xFF000000
+#define EFI_STATUS_CODE_SUBCLASS_MASK   0x00FF0000
+#define EFI_STATUS_CODE_OPERATION_MASK  0x0000FFFF
+///@}
+
+///
+/// Definition of Status Code extended data header.
+/// The data will follow HeaderSize bytes from the beginning of
+/// the structure and is Size bytes long.
+///
+typedef struct {
+  ///
+  /// The size of the structure. This is specified to enable future expansion.
+  ///
+  UINT16    HeaderSize;
+  ///
+  /// The size of the data in bytes. This does not include the size of the header structure.
+  ///
+  UINT16    Size;
+  ///
+  /// The GUID defining the type of the data.
+  ///
+  EFI_GUID  Type;
+} EFI_STATUS_CODE_DATA;
+
+///
+/// General partitioning scheme for Progress and Error Codes are:
+///   - 0x0000-0x0FFF    Shared by all sub-classes in a given class.
+///   - 0x1000-0x7FFF    Subclass Specific.
+///   - 0x8000-0xFFFF    OEM specific.
+///@{
+#define EFI_SUBCLASS_SPECIFIC 0x1000
+#define EFI_OEM_SPECIFIC      0x8000
+///@}
+
+///
+/// Debug Code definitions for all classes and subclass.
+/// Only one debug code is defined at this point and should
+/// be used for anything that is sent to the debug stream.
+///
+///@{
+#define EFI_DC_UNSPECIFIED  0x0
+///@}
+
+///
+/// Class definitions.
+/// Values of 4-127 are reserved for future use by this specification.
+/// Values in the range 127-255 are reserved for OEM use.
+///
+///@{
+#define EFI_COMPUTING_UNIT  0x00000000
+#define EFI_PERIPHERAL      0x01000000
+#define EFI_IO_BUS          0x02000000
+#define EFI_SOFTWARE        0x03000000
+///@}
+
+///
+/// Computing Unit Subclass definitions.
+/// Values of 8-127 are reserved for future use by this specification.
+/// Values of 128-255 are reserved for OEM use.
+///
+///@{
+#define EFI_COMPUTING_UNIT_UNSPECIFIED        (EFI_COMPUTING_UNIT | 0x00000000)
+#define EFI_COMPUTING_UNIT_HOST_PROCESSOR     (EFI_COMPUTING_UNIT | 0x00010000)
+#define EFI_COMPUTING_UNIT_FIRMWARE_PROCESSOR (EFI_COMPUTING_UNIT | 0x00020000)
+#define EFI_COMPUTING_UNIT_IO_PROCESSOR       (EFI_COMPUTING_UNIT | 0x00030000)
+#define EFI_COMPUTING_UNIT_CACHE              (EFI_COMPUTING_UNIT | 0x00040000)
+#define EFI_COMPUTING_UNIT_MEMORY             (EFI_COMPUTING_UNIT | 0x00050000)
+#define EFI_COMPUTING_UNIT_CHIPSET            (EFI_COMPUTING_UNIT | 0x00060000)
+///@}
+
+///
+/// Computing Unit Class Progress Code definitions.
+/// These are shared by all subclasses.
+///
+///@{
+#define EFI_CU_PC_INIT_BEGIN  0x00000000
+#define EFI_CU_PC_INIT_END    0x00000001
+///@}
+
+//
+// Computing Unit Unspecified Subclass Progress Code definitions.
+//
+
+///
+/// Computing Unit Host Processor Subclass Progress Code definitions.
+///@{
+#define EFI_CU_HP_PC_POWER_ON_INIT          (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_CU_HP_PC_CACHE_INIT             (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_CU_HP_PC_RAM_INIT               (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_CU_HP_PC_MEMORY_CONTROLLER_INIT (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_CU_HP_PC_IO_INIT                (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_CU_HP_PC_BSP_SELECT             (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_CU_HP_PC_BSP_RESELECT           (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+#define EFI_CU_HP_PC_AP_INIT                (EFI_SUBCLASS_SPECIFIC | 0x00000007)
+#define EFI_CU_HP_PC_SMM_INIT               (EFI_SUBCLASS_SPECIFIC | 0x00000008)
+///@}
+
+//
+// Computing Unit Firmware Processor Subclass Progress Code definitions.
+//
+
+//
+// Computing Unit IO Processor Subclass Progress Code definitions.
+//
+
+///
+/// Computing Unit Cache Subclass Progress Code definitions.
+///
+///@{
+#define EFI_CU_CACHE_PC_PRESENCE_DETECT (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_CU_CACHE_PC_CONFIGURATION   (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+///@}
+
+///
+/// Computing Unit Memory Subclass Progress Code definitions.
+///
+///@{
+#define EFI_CU_MEMORY_PC_SPD_READ         (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_CU_MEMORY_PC_PRESENCE_DETECT  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_CU_MEMORY_PC_TIMING           (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_CU_MEMORY_PC_CONFIGURING      (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_CU_MEMORY_PC_OPTIMIZING       (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_CU_MEMORY_PC_INIT             (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_CU_MEMORY_PC_TEST             (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+///@}
+
+//
+// Computing Unit Chipset Subclass Progress Code definitions.
+//
+
+///
+/// South Bridge initialization prior to memory detection.
+///
+#define EFI_CHIPSET_PC_PEI_CAR_SB_INIT      (EFI_SUBCLASS_SPECIFIC|0x00000000)
+
+///
+/// North Bridge initialization prior to memory detection.
+///
+#define EFI_CHIPSET_PC_PEI_CAR_NB_INIT      (EFI_SUBCLASS_SPECIFIC|0x00000001)
+
+///
+/// South Bridge initialization after memory detection.
+///
+#define EFI_CHIPSET_PC_PEI_MEM_SB_INIT      (EFI_SUBCLASS_SPECIFIC|0x00000002)
+
+///
+/// North Bridge initialization after memory detection.
+///
+#define EFI_CHIPSET_PC_PEI_MEM_NB_INIT      (EFI_SUBCLASS_SPECIFIC|0x00000003)
+
+///
+/// PCI Host Bridge DXE initialization.
+///
+#define EFI_CHIPSET_PC_DXE_HB_INIT          (EFI_SUBCLASS_SPECIFIC|0x00000004)
+
+///
+/// North Bridge DXE initialization.
+///
+#define EFI_CHIPSET_PC_DXE_NB_INIT          (EFI_SUBCLASS_SPECIFIC|0x00000005)
+
+///
+/// North Bridge specific SMM initialization in DXE.
+///
+#define EFI_CHIPSET_PC_DXE_NB_SMM_INIT      (EFI_SUBCLASS_SPECIFIC|0x00000006)
+
+///
+/// Initialization of the South Bridge specific UEFI Runtime Services.
+///
+#define EFI_CHIPSET_PC_DXE_SB_RT_INIT       (EFI_SUBCLASS_SPECIFIC|0x00000007)
+
+///
+/// South Bridge DXE initialization
+///
+#define EFI_CHIPSET_PC_DXE_SB_INIT          (EFI_SUBCLASS_SPECIFIC|0x00000008)
+
+///
+/// South Bridge specific SMM initialization in DXE.
+///
+#define EFI_CHIPSET_PC_DXE_SB_SMM_INIT      (EFI_SUBCLASS_SPECIFIC|0x00000009)
+
+///
+/// Initialization of the South Bridge devices.
+///
+#define EFI_CHIPSET_PC_DXE_SB_DEVICES_INIT  (EFI_SUBCLASS_SPECIFIC|0x0000000a)
+
+///
+/// Computing Unit Class Error Code definitions.
+/// These are shared by all subclasses.
+///
+///@{
+#define EFI_CU_EC_NON_SPECIFIC    0x00000000
+#define EFI_CU_EC_DISABLED        0x00000001
+#define EFI_CU_EC_NOT_SUPPORTED   0x00000002
+#define EFI_CU_EC_NOT_DETECTED    0x00000003
+#define EFI_CU_EC_NOT_CONFIGURED  0x00000004
+///@}
+
+//
+// Computing Unit Unspecified Subclass Error Code definitions.
+//
+
+///
+/// Computing Unit Host Processor Subclass Error Code definitions.
+///
+///@{
+#define EFI_CU_HP_EC_INVALID_TYPE         (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_CU_HP_EC_INVALID_SPEED        (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_CU_HP_EC_MISMATCH             (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_CU_HP_EC_TIMER_EXPIRED        (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_CU_HP_EC_SELF_TEST            (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_CU_HP_EC_INTERNAL             (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_CU_HP_EC_THERMAL              (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+#define EFI_CU_HP_EC_LOW_VOLTAGE          (EFI_SUBCLASS_SPECIFIC | 0x00000007)
+#define EFI_CU_HP_EC_HIGH_VOLTAGE         (EFI_SUBCLASS_SPECIFIC | 0x00000008)
+#define EFI_CU_HP_EC_CACHE                (EFI_SUBCLASS_SPECIFIC | 0x00000009)
+#define EFI_CU_HP_EC_MICROCODE_UPDATE     (EFI_SUBCLASS_SPECIFIC | 0x0000000A)
+#define EFI_CU_HP_EC_CORRECTABLE          (EFI_SUBCLASS_SPECIFIC | 0x0000000B)
+#define EFI_CU_HP_EC_UNCORRECTABLE        (EFI_SUBCLASS_SPECIFIC | 0x0000000C)
+#define EFI_CU_HP_EC_NO_MICROCODE_UPDATE  (EFI_SUBCLASS_SPECIFIC | 0x0000000D)
+///@}
+
+///
+/// Computing Unit Firmware Processor Subclass Error Code definitions.
+///
+///@{
+#define EFI_CU_FP_EC_HARD_FAIL  (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_CU_FP_EC_SOFT_FAIL  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_CU_FP_EC_COMM_ERROR (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+///@}
+
+//
+// Computing Unit IO Processor Subclass Error Code definitions.
+//
+
+///
+/// Computing Unit Cache Subclass Error Code definitions.
+///
+///@{
+#define EFI_CU_CACHE_EC_INVALID_TYPE  (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_CU_CACHE_EC_INVALID_SPEED (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_CU_CACHE_EC_INVALID_SIZE  (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_CU_CACHE_EC_MISMATCH      (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+///@}
+
+///
+/// Computing Unit Memory Subclass Error Code definitions.
+///
+///@{
+#define EFI_CU_MEMORY_EC_INVALID_TYPE   (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_CU_MEMORY_EC_INVALID_SPEED  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_CU_MEMORY_EC_CORRECTABLE    (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_CU_MEMORY_EC_UNCORRECTABLE  (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_CU_MEMORY_EC_SPD_FAIL       (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_CU_MEMORY_EC_INVALID_SIZE   (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_CU_MEMORY_EC_MISMATCH       (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+#define EFI_CU_MEMORY_EC_S3_RESUME_FAIL (EFI_SUBCLASS_SPECIFIC | 0x00000007)
+#define EFI_CU_MEMORY_EC_UPDATE_FAIL    (EFI_SUBCLASS_SPECIFIC | 0x00000008)
+#define EFI_CU_MEMORY_EC_NONE_DETECTED  (EFI_SUBCLASS_SPECIFIC | 0x00000009)
+#define EFI_CU_MEMORY_EC_NONE_USEFUL    (EFI_SUBCLASS_SPECIFIC | 0x0000000A)
+///@}
+
+///
+/// Computing Unit Chipset Subclass Error Code definitions.
+///
+///@{
+#define EFI_CHIPSET_EC_BAD_BATTERY      (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_CHIPSET_EC_DXE_NB_ERROR     (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_CHIPSET_EC_DXE_SB_ERROR     (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+///@}
+
+///
+/// Peripheral Subclass definitions.
+/// Values of 12-127 are reserved for future use by this specification.
+/// Values of 128-255 are reserved for OEM use.
+///
+///@{
+#define EFI_PERIPHERAL_UNSPECIFIED      (EFI_PERIPHERAL | 0x00000000)
+#define EFI_PERIPHERAL_KEYBOARD         (EFI_PERIPHERAL | 0x00010000)
+#define EFI_PERIPHERAL_MOUSE            (EFI_PERIPHERAL | 0x00020000)
+#define EFI_PERIPHERAL_LOCAL_CONSOLE    (EFI_PERIPHERAL | 0x00030000)
+#define EFI_PERIPHERAL_REMOTE_CONSOLE   (EFI_PERIPHERAL | 0x00040000)
+#define EFI_PERIPHERAL_SERIAL_PORT      (EFI_PERIPHERAL | 0x00050000)
+#define EFI_PERIPHERAL_PARALLEL_PORT    (EFI_PERIPHERAL | 0x00060000)
+#define EFI_PERIPHERAL_FIXED_MEDIA      (EFI_PERIPHERAL | 0x00070000)
+#define EFI_PERIPHERAL_REMOVABLE_MEDIA  (EFI_PERIPHERAL | 0x00080000)
+#define EFI_PERIPHERAL_AUDIO_INPUT      (EFI_PERIPHERAL | 0x00090000)
+#define EFI_PERIPHERAL_AUDIO_OUTPUT     (EFI_PERIPHERAL | 0x000A0000)
+#define EFI_PERIPHERAL_LCD_DEVICE       (EFI_PERIPHERAL | 0x000B0000)
+#define EFI_PERIPHERAL_NETWORK          (EFI_PERIPHERAL | 0x000C0000)
+///@}
+
+///
+/// Peripheral Class Progress Code definitions.
+/// These are shared by all subclasses.
+///
+///@{
+#define EFI_P_PC_INIT             0x00000000
+#define EFI_P_PC_RESET            0x00000001
+#define EFI_P_PC_DISABLE          0x00000002
+#define EFI_P_PC_PRESENCE_DETECT  0x00000003
+#define EFI_P_PC_ENABLE           0x00000004
+#define EFI_P_PC_RECONFIG         0x00000005
+#define EFI_P_PC_DETECTED         0x00000006
+///@}
+
+//
+// Peripheral Class Unspecified Subclass Progress Code definitions.
+//
+
+///
+/// Peripheral Class Keyboard Subclass Progress Code definitions.
+///
+///@{
+#define EFI_P_KEYBOARD_PC_CLEAR_BUFFER  (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_P_KEYBOARD_PC_SELF_TEST     (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+///@}
+
+///
+/// Peripheral Class Mouse Subclass Progress Code definitions.
+///
+///@{
+#define EFI_P_MOUSE_PC_SELF_TEST  (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+///@}
+
+//
+// Peripheral Class Local Console Subclass Progress Code definitions.
+//
+
+//
+// Peripheral Class Remote Console Subclass Progress Code definitions.
+//
+
+///
+/// Peripheral Class Serial Port Subclass Progress Code definitions.
+///
+///@{
+#define EFI_P_SERIAL_PORT_PC_CLEAR_BUFFER (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+///@}
+
+//
+// Peripheral Class Parallel Port Subclass Progress Code definitions.
+//
+
+//
+// Peripheral Class Fixed Media Subclass Progress Code definitions.
+//
+
+//
+// Peripheral Class Removable Media Subclass Progress Code definitions.
+//
+
+//
+// Peripheral Class Audio Input Subclass Progress Code definitions.
+//
+
+//
+// Peripheral Class Audio Output Subclass Progress Code definitions.
+//
+
+//
+// Peripheral Class LCD Device Subclass Progress Code definitions.
+//
+
+//
+// Peripheral Class Network Subclass Progress Code definitions.
+//
+
+///
+/// Peripheral Class Error Code definitions.
+/// These are shared by all subclasses.
+///
+///@{
+#define EFI_P_EC_NON_SPECIFIC       0x00000000
+#define EFI_P_EC_DISABLED           0x00000001
+#define EFI_P_EC_NOT_SUPPORTED      0x00000002
+#define EFI_P_EC_NOT_DETECTED       0x00000003
+#define EFI_P_EC_NOT_CONFIGURED     0x00000004
+#define EFI_P_EC_INTERFACE_ERROR    0x00000005
+#define EFI_P_EC_CONTROLLER_ERROR   0x00000006
+#define EFI_P_EC_INPUT_ERROR        0x00000007
+#define EFI_P_EC_OUTPUT_ERROR       0x00000008
+#define EFI_P_EC_RESOURCE_CONFLICT  0x00000009
+///@}
+
+//
+// Peripheral Class Unspecified Subclass Error Code definitions.
+//
+
+///
+/// Peripheral Class Keyboard Subclass Error Code definitions.
+///
+///@{
+#define EFI_P_KEYBOARD_EC_LOCKED    (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_P_KEYBOARD_EC_STUCK_KEY (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+///@}
+
+///
+/// Peripheral Class Mouse Subclass Error Code definitions.
+///
+///@{
+#define EFI_P_MOUSE_EC_LOCKED (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+///@}
+
+//
+// Peripheral Class Local Console Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class Remote Console Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class Serial Port Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class Parallel Port Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class Fixed Media Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class Removable Media Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class Audio Input Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class Audio Output Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class LCD Device Subclass Error Code definitions.
+//
+
+//
+// Peripheral Class Network Subclass Error Code definitions.
+//
+
+///
+/// IO Bus Subclass definitions.
+/// Values of 14-127 are reserved for future use by this specification.
+/// Values of 128-255 are reserved for OEM use.
+///
+///@{
+#define EFI_IO_BUS_UNSPECIFIED  (EFI_IO_BUS | 0x00000000)
+#define EFI_IO_BUS_PCI          (EFI_IO_BUS | 0x00010000)
+#define EFI_IO_BUS_USB          (EFI_IO_BUS | 0x00020000)
+#define EFI_IO_BUS_IBA          (EFI_IO_BUS | 0x00030000)
+#define EFI_IO_BUS_AGP          (EFI_IO_BUS | 0x00040000)
+#define EFI_IO_BUS_PC_CARD      (EFI_IO_BUS | 0x00050000)
+#define EFI_IO_BUS_LPC          (EFI_IO_BUS | 0x00060000)
+#define EFI_IO_BUS_SCSI         (EFI_IO_BUS | 0x00070000)
+#define EFI_IO_BUS_ATA_ATAPI    (EFI_IO_BUS | 0x00080000)
+#define EFI_IO_BUS_FC           (EFI_IO_BUS | 0x00090000)
+#define EFI_IO_BUS_IP_NETWORK   (EFI_IO_BUS | 0x000A0000)
+#define EFI_IO_BUS_SMBUS        (EFI_IO_BUS | 0x000B0000)
+#define EFI_IO_BUS_I2C          (EFI_IO_BUS | 0x000C0000)
+///@}
+
+///
+/// IO Bus Class Progress Code definitions.
+/// These are shared by all subclasses.
+///
+///@{
+#define EFI_IOB_PC_INIT     0x00000000
+#define EFI_IOB_PC_RESET    0x00000001
+#define EFI_IOB_PC_DISABLE  0x00000002
+#define EFI_IOB_PC_DETECT   0x00000003
+#define EFI_IOB_PC_ENABLE   0x00000004
+#define EFI_IOB_PC_RECONFIG 0x00000005
+#define EFI_IOB_PC_HOTPLUG  0x00000006
+///@}
+
+//
+// IO Bus Class Unspecified Subclass Progress Code definitions.
+//
+
+///
+/// IO Bus Class PCI Subclass Progress Code definitions.
+///
+///@{
+#define EFI_IOB_PCI_PC_BUS_ENUM   (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_IOB_PCI_PC_RES_ALLOC  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_IOB_PCI_PC_HPC_INIT   (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+///@}
+
+//
+// IO Bus Class USB Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class IBA Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class AGP Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class PC Card Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class LPC Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class SCSI Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class ATA/ATAPI Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class FC Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class IP Network Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class SMBUS Subclass Progress Code definitions.
+//
+
+//
+// IO Bus Class I2C Subclass Progress Code definitions.
+//
+
+///
+/// IO Bus Class Error Code definitions.
+/// These are shared by all subclasses.
+///
+///@{
+#define EFI_IOB_EC_NON_SPECIFIC       0x00000000
+#define EFI_IOB_EC_DISABLED           0x00000001
+#define EFI_IOB_EC_NOT_SUPPORTED      0x00000002
+#define EFI_IOB_EC_NOT_DETECTED       0x00000003
+#define EFI_IOB_EC_NOT_CONFIGURED     0x00000004
+#define EFI_IOB_EC_INTERFACE_ERROR    0x00000005
+#define EFI_IOB_EC_CONTROLLER_ERROR   0x00000006
+#define EFI_IOB_EC_READ_ERROR         0x00000007
+#define EFI_IOB_EC_WRITE_ERROR        0x00000008
+#define EFI_IOB_EC_RESOURCE_CONFLICT  0x00000009
+///@}
+
+//
+// IO Bus Class Unspecified Subclass Error Code definitions.
+//
+
+///
+/// IO Bus Class PCI Subclass Error Code definitions.
+///
+///@{
+#define EFI_IOB_PCI_EC_PERR (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_IOB_PCI_EC_SERR (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+///@}
+
+//
+// IO Bus Class USB Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class IBA Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class AGP Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class PC Card Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class LPC Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class SCSI Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class ATA/ATAPI Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class FC Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class IP Network Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class SMBUS Subclass Error Code definitions.
+//
+
+//
+// IO Bus Class I2C Subclass Error Code definitions.
+//
+
+///
+/// Software Subclass definitions.
+/// Values of 14-127 are reserved for future use by this specification.
+/// Values of 128-255 are reserved for OEM use.
+///
+///@{
+#define EFI_SOFTWARE_UNSPECIFIED          (EFI_SOFTWARE | 0x00000000)
+#define EFI_SOFTWARE_SEC                  (EFI_SOFTWARE | 0x00010000)
+#define EFI_SOFTWARE_PEI_CORE             (EFI_SOFTWARE | 0x00020000)
+#define EFI_SOFTWARE_PEI_MODULE           (EFI_SOFTWARE | 0x00030000)
+#define EFI_SOFTWARE_DXE_CORE             (EFI_SOFTWARE | 0x00040000)
+#define EFI_SOFTWARE_DXE_BS_DRIVER        (EFI_SOFTWARE | 0x00050000)
+#define EFI_SOFTWARE_DXE_RT_DRIVER        (EFI_SOFTWARE | 0x00060000)
+#define EFI_SOFTWARE_SMM_DRIVER           (EFI_SOFTWARE | 0x00070000)
+#define EFI_SOFTWARE_EFI_APPLICATION      (EFI_SOFTWARE | 0x00080000)
+#define EFI_SOFTWARE_EFI_OS_LOADER        (EFI_SOFTWARE | 0x00090000)
+#define EFI_SOFTWARE_RT                   (EFI_SOFTWARE | 0x000A0000)
+#define EFI_SOFTWARE_AL                   (EFI_SOFTWARE | 0x000B0000)
+#define EFI_SOFTWARE_EBC_EXCEPTION        (EFI_SOFTWARE | 0x000C0000)
+#define EFI_SOFTWARE_IA32_EXCEPTION       (EFI_SOFTWARE | 0x000D0000)
+#define EFI_SOFTWARE_IPF_EXCEPTION        (EFI_SOFTWARE | 0x000E0000)
+#define EFI_SOFTWARE_PEI_SERVICE          (EFI_SOFTWARE | 0x000F0000)
+#define EFI_SOFTWARE_EFI_BOOT_SERVICE     (EFI_SOFTWARE | 0x00100000)
+#define EFI_SOFTWARE_EFI_RUNTIME_SERVICE  (EFI_SOFTWARE | 0x00110000)
+#define EFI_SOFTWARE_EFI_DXE_SERVICE      (EFI_SOFTWARE | 0x00120000)
+///@}
+
+///
+/// Software Class Progress Code definitions.
+/// These are shared by all subclasses.
+///
+///@{
+#define EFI_SW_PC_INIT                0x00000000
+#define EFI_SW_PC_LOAD                0x00000001
+#define EFI_SW_PC_INIT_BEGIN          0x00000002
+#define EFI_SW_PC_INIT_END            0x00000003
+#define EFI_SW_PC_AUTHENTICATE_BEGIN  0x00000004
+#define EFI_SW_PC_AUTHENTICATE_END    0x00000005
+#define EFI_SW_PC_INPUT_WAIT          0x00000006
+#define EFI_SW_PC_USER_SETUP          0x00000007
+///@}
+
+//
+// Software Class Unspecified Subclass Progress Code definitions.
+//
+
+///
+/// Software Class SEC Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_SEC_PC_ENTRY_POINT     (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_SEC_PC_HANDOFF_TO_NEXT (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+///@}
+
+///
+/// Software Class PEI Core Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_PEI_CORE_PC_ENTRY_POINT      (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_PEI_CORE_PC_HANDOFF_TO_NEXT  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_PEI_CORE_PC_RETURN_TO_LAST   (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+///@}
+
+///
+/// Software Class PEI Module Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_PEIM_PC_RECOVERY_BEGIN (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_PEIM_PC_CAPSULE_LOAD   (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_PEIM_PC_CAPSULE_START  (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_PEIM_PC_RECOVERY_USER  (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_PEIM_PC_RECOVERY_AUTO  (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_SW_PEI_PC_S3_BOOT_SCRIPT  (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_SW_PEI_PC_OS_WAKE         (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+///@}
+
+///
+/// Software Class DXE Core Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_DXE_CORE_PC_ENTRY_POINT      (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_DXE_CORE_PC_HANDOFF_TO_NEXT  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_DXE_CORE_PC_RETURN_TO_LAST   (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_DXE_CORE_PC_START_DRIVER     (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_DXE_CORE_PC_ARCH_READY       (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+///@}
+
+///
+/// Software Class DXE BS Driver Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_DXE_BS_PC_LEGACY_OPROM_INIT            (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_DXE_BS_PC_READY_TO_BOOT_EVENT          (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_DXE_BS_PC_LEGACY_BOOT_EVENT            (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_DXE_BS_PC_EXIT_BOOT_SERVICES_EVENT     (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_DXE_BS_PC_VIRTUAL_ADDRESS_CHANGE_EVENT (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+///@}
+
+//
+// Software Class SMM Driver Subclass Progress Code definitions.
+//
+
+//
+// Software Class EFI Application Subclass Progress Code definitions.
+//
+
+//
+// Software Class EFI OS Loader Subclass Progress Code definitions.
+//
+
+///
+/// Software Class EFI RT Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_RT_PC_ENTRY_POINT      (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_RT_PC_HANDOFF_TO_NEXT  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_RT_PC_RETURN_TO_LAST   (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+///@}
+
+//
+// Software Class EBC Exception Subclass Progress Code definitions.
+//
+
+//
+// Software Class IA32 Exception Subclass Progress Code definitions.
+//
+
+//
+// Software Class X64 Exception Subclass Progress Code definitions.
+//
+
+//
+// Software Class IPF Exception Subclass Progress Code definitions.
+//
+
+///
+/// Software Class PEI Services Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_PS_PC_INSTALL_PPI              (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_PS_PC_REINSTALL_PPI            (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_PS_PC_LOCATE_PPI               (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_PS_PC_NOTIFY_PPI               (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_PS_PC_GET_BOOT_MODE            (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_SW_PS_PC_SET_BOOT_MODE            (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_SW_PS_PC_GET_HOB_LIST             (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+#define EFI_SW_PS_PC_CREATE_HOB               (EFI_SUBCLASS_SPECIFIC | 0x00000007)
+#define EFI_SW_PS_PC_FFS_FIND_NEXT_VOLUME     (EFI_SUBCLASS_SPECIFIC | 0x00000008)
+#define EFI_SW_PS_PC_FFS_FIND_NEXT_FILE       (EFI_SUBCLASS_SPECIFIC | 0x00000009)
+#define EFI_SW_PS_PC_FFS_FIND_SECTION_DATA    (EFI_SUBCLASS_SPECIFIC | 0x0000000A)
+#define EFI_SW_PS_PC_INSTALL_PEI_MEMORY       (EFI_SUBCLASS_SPECIFIC | 0x0000000B)
+#define EFI_SW_PS_PC_ALLOCATE_PAGES           (EFI_SUBCLASS_SPECIFIC | 0x0000000C)
+#define EFI_SW_PS_PC_ALLOCATE_POOL            (EFI_SUBCLASS_SPECIFIC | 0x0000000D)
+#define EFI_SW_PS_PC_COPY_MEM                 (EFI_SUBCLASS_SPECIFIC | 0x0000000E)
+#define EFI_SW_PS_PC_SET_MEM                  (EFI_SUBCLASS_SPECIFIC | 0x0000000F)
+#define EFI_SW_PS_PC_RESET_SYSTEM             (EFI_SUBCLASS_SPECIFIC | 0x00000010)
+#define EFI_SW_PS_PC_FFS_FIND_FILE_BY_NAME    (EFI_SUBCLASS_SPECIFIC | 0x00000013)
+#define EFI_SW_PS_PC_FFS_GET_FILE_INFO        (EFI_SUBCLASS_SPECIFIC | 0x00000014)
+#define EFI_SW_PS_PC_FFS_GET_VOLUME_INFO      (EFI_SUBCLASS_SPECIFIC | 0x00000015)
+#define EFI_SW_PS_PC_FFS_REGISTER_FOR_SHADOW  (EFI_SUBCLASS_SPECIFIC | 0x00000016)
+///@}
+
+///
+/// Software Class EFI Boot Services Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_BS_PC_RAISE_TPL                      (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_BS_PC_RESTORE_TPL                    (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_BS_PC_ALLOCATE_PAGES                 (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_BS_PC_FREE_PAGES                     (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_BS_PC_GET_MEMORY_MAP                 (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_SW_BS_PC_ALLOCATE_POOL                  (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_SW_BS_PC_FREE_POOL                      (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+#define EFI_SW_BS_PC_CREATE_EVENT                   (EFI_SUBCLASS_SPECIFIC | 0x00000007)
+#define EFI_SW_BS_PC_SET_TIMER                      (EFI_SUBCLASS_SPECIFIC | 0x00000008)
+#define EFI_SW_BS_PC_WAIT_FOR_EVENT                 (EFI_SUBCLASS_SPECIFIC | 0x00000009)
+#define EFI_SW_BS_PC_SIGNAL_EVENT                   (EFI_SUBCLASS_SPECIFIC | 0x0000000A)
+#define EFI_SW_BS_PC_CLOSE_EVENT                    (EFI_SUBCLASS_SPECIFIC | 0x0000000B)
+#define EFI_SW_BS_PC_CHECK_EVENT                    (EFI_SUBCLASS_SPECIFIC | 0x0000000C)
+#define EFI_SW_BS_PC_INSTALL_PROTOCOL_INTERFACE     (EFI_SUBCLASS_SPECIFIC | 0x0000000D)
+#define EFI_SW_BS_PC_REINSTALL_PROTOCOL_INTERFACE   (EFI_SUBCLASS_SPECIFIC | 0x0000000E)
+#define EFI_SW_BS_PC_UNINSTALL_PROTOCOL_INTERFACE   (EFI_SUBCLASS_SPECIFIC | 0x0000000F)
+#define EFI_SW_BS_PC_HANDLE_PROTOCOL                (EFI_SUBCLASS_SPECIFIC | 0x00000010)
+#define EFI_SW_BS_PC_PC_HANDLE_PROTOCOL             (EFI_SUBCLASS_SPECIFIC | 0x00000011)
+#define EFI_SW_BS_PC_REGISTER_PROTOCOL_NOTIFY       (EFI_SUBCLASS_SPECIFIC | 0x00000012)
+#define EFI_SW_BS_PC_LOCATE_HANDLE                  (EFI_SUBCLASS_SPECIFIC | 0x00000013)
+#define EFI_SW_BS_PC_INSTALL_CONFIGURATION_TABLE    (EFI_SUBCLASS_SPECIFIC | 0x00000014)
+#define EFI_SW_BS_PC_LOAD_IMAGE                     (EFI_SUBCLASS_SPECIFIC | 0x00000015)
+#define EFI_SW_BS_PC_START_IMAGE                    (EFI_SUBCLASS_SPECIFIC | 0x00000016)
+#define EFI_SW_BS_PC_EXIT                           (EFI_SUBCLASS_SPECIFIC | 0x00000017)
+#define EFI_SW_BS_PC_UNLOAD_IMAGE                   (EFI_SUBCLASS_SPECIFIC | 0x00000018)
+#define EFI_SW_BS_PC_EXIT_BOOT_SERVICES             (EFI_SUBCLASS_SPECIFIC | 0x00000019)
+#define EFI_SW_BS_PC_GET_NEXT_MONOTONIC_COUNT       (EFI_SUBCLASS_SPECIFIC | 0x0000001A)
+#define EFI_SW_BS_PC_STALL                          (EFI_SUBCLASS_SPECIFIC | 0x0000001B)
+#define EFI_SW_BS_PC_SET_WATCHDOG_TIMER             (EFI_SUBCLASS_SPECIFIC | 0x0000001C)
+#define EFI_SW_BS_PC_CONNECT_CONTROLLER             (EFI_SUBCLASS_SPECIFIC | 0x0000001D)
+#define EFI_SW_BS_PC_DISCONNECT_CONTROLLER          (EFI_SUBCLASS_SPECIFIC | 0x0000001E)
+#define EFI_SW_BS_PC_OPEN_PROTOCOL                  (EFI_SUBCLASS_SPECIFIC | 0x0000001F)
+#define EFI_SW_BS_PC_CLOSE_PROTOCOL                 (EFI_SUBCLASS_SPECIFIC | 0x00000020)
+#define EFI_SW_BS_PC_OPEN_PROTOCOL_INFORMATION      (EFI_SUBCLASS_SPECIFIC | 0x00000021)
+#define EFI_SW_BS_PC_PROTOCOLS_PER_HANDLE           (EFI_SUBCLASS_SPECIFIC | 0x00000022)
+#define EFI_SW_BS_PC_LOCATE_HANDLE_BUFFER           (EFI_SUBCLASS_SPECIFIC | 0x00000023)
+#define EFI_SW_BS_PC_LOCATE_PROTOCOL                (EFI_SUBCLASS_SPECIFIC | 0x00000024)
+#define EFI_SW_BS_PC_INSTALL_MULTIPLE_INTERFACES    (EFI_SUBCLASS_SPECIFIC | 0x00000025)
+#define EFI_SW_BS_PC_UNINSTALL_MULTIPLE_INTERFACES  (EFI_SUBCLASS_SPECIFIC | 0x00000026)
+#define EFI_SW_BS_PC_CALCULATE_CRC_32               (EFI_SUBCLASS_SPECIFIC | 0x00000027)
+#define EFI_SW_BS_PC_COPY_MEM                       (EFI_SUBCLASS_SPECIFIC | 0x00000028)
+#define EFI_SW_BS_PC_SET_MEM                        (EFI_SUBCLASS_SPECIFIC | 0x00000029)
+#define EFI_SW_BS_PC_CREATE_EVENT_EX                (EFI_SUBCLASS_SPECIFIC | 0x0000002A)
+///@}
+
+///
+/// Software Class EFI Runtime Services Subclass Progress Code definitions.
+///
+///@{
+#define EFI_SW_RS_PC_GET_TIME                       (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_RS_PC_SET_TIME                       (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_RS_PC_GET_WAKEUP_TIME                (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_RS_PC_SET_WAKEUP_TIME                (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_RS_PC_SET_VIRTUAL_ADDRESS_MAP        (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_SW_RS_PC_CONVERT_POINTER                (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_SW_RS_PC_GET_VARIABLE                   (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+#define EFI_SW_RS_PC_GET_NEXT_VARIABLE_NAME         (EFI_SUBCLASS_SPECIFIC | 0x00000007)
+#define EFI_SW_RS_PC_SET_VARIABLE                   (EFI_SUBCLASS_SPECIFIC | 0x00000008)
+#define EFI_SW_RS_PC_GET_NEXT_HIGH_MONOTONIC_COUNT  (EFI_SUBCLASS_SPECIFIC | 0x00000009)
+#define EFI_SW_RS_PC_RESET_SYSTEM                   (EFI_SUBCLASS_SPECIFIC | 0x0000000A)
+#define EFI_SW_RS_PC_UPDATE_CAPSULE                 (EFI_SUBCLASS_SPECIFIC | 0x0000000B)
+#define EFI_SW_RS_PC_QUERY_CAPSULE_CAPABILITIES     (EFI_SUBCLASS_SPECIFIC | 0x0000000C)
+#define EFI_SW_RS_PC_QUERY_VARIABLE_INFO            (EFI_SUBCLASS_SPECIFIC | 0x0000000D)
+///@}
+
+///
+/// Software Class EFI DXE Services Subclass Progress Code definitions
+///
+///@{
+#define EFI_SW_DS_PC_ADD_MEMORY_SPACE             (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_DS_PC_ALLOCATE_MEMORY_SPACE        (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_DS_PC_FREE_MEMORY_SPACE            (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_DS_PC_REMOVE_MEMORY_SPACE          (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_DS_PC_GET_MEMORY_SPACE_DESCRIPTOR  (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_SW_DS_PC_SET_MEMORY_SPACE_ATTRIBUTES  (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_SW_DS_PC_GET_MEMORY_SPACE_MAP         (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+#define EFI_SW_DS_PC_ADD_IO_SPACE                 (EFI_SUBCLASS_SPECIFIC | 0x00000007)
+#define EFI_SW_DS_PC_ALLOCATE_IO_SPACE            (EFI_SUBCLASS_SPECIFIC | 0x00000008)
+#define EFI_SW_DS_PC_FREE_IO_SPACE                (EFI_SUBCLASS_SPECIFIC | 0x00000009)
+#define EFI_SW_DS_PC_REMOVE_IO_SPACE              (EFI_SUBCLASS_SPECIFIC | 0x0000000A)
+#define EFI_SW_DS_PC_GET_IO_SPACE_DESCRIPTOR      (EFI_SUBCLASS_SPECIFIC | 0x0000000B)
+#define EFI_SW_DS_PC_GET_IO_SPACE_MAP             (EFI_SUBCLASS_SPECIFIC | 0x0000000C)
+#define EFI_SW_DS_PC_DISPATCH                     (EFI_SUBCLASS_SPECIFIC | 0x0000000D)
+#define EFI_SW_DS_PC_SCHEDULE                     (EFI_SUBCLASS_SPECIFIC | 0x0000000E)
+#define EFI_SW_DS_PC_TRUST                        (EFI_SUBCLASS_SPECIFIC | 0x0000000F)
+#define EFI_SW_DS_PC_PROCESS_FIRMWARE_VOLUME      (EFI_SUBCLASS_SPECIFIC | 0x00000010)
+///@}
+
+///
+/// Software Class Error Code definitions.
+/// These are shared by all subclasses.
+///
+///@{
+#define EFI_SW_EC_NON_SPECIFIC            0x00000000
+#define EFI_SW_EC_LOAD_ERROR              0x00000001
+#define EFI_SW_EC_INVALID_PARAMETER       0x00000002
+#define EFI_SW_EC_UNSUPPORTED             0x00000003
+#define EFI_SW_EC_INVALID_BUFFER          0x00000004
+#define EFI_SW_EC_OUT_OF_RESOURCES        0x00000005
+#define EFI_SW_EC_ABORTED                 0x00000006
+#define EFI_SW_EC_ILLEGAL_SOFTWARE_STATE  0x00000007
+#define EFI_SW_EC_ILLEGAL_HARDWARE_STATE  0x00000008
+#define EFI_SW_EC_START_ERROR             0x00000009
+#define EFI_SW_EC_BAD_DATE_TIME           0x0000000A
+#define EFI_SW_EC_CFG_INVALID             0x0000000B
+#define EFI_SW_EC_CFG_CLR_REQUEST         0x0000000C
+#define EFI_SW_EC_CFG_DEFAULT             0x0000000D
+#define EFI_SW_EC_PWD_INVALID             0x0000000E
+#define EFI_SW_EC_PWD_CLR_REQUEST         0x0000000F
+#define EFI_SW_EC_PWD_CLEARED             0x00000010
+#define EFI_SW_EC_EVENT_LOG_FULL          0x00000011
+///@}
+
+//
+// Software Class Unspecified Subclass Error Code definitions.
+//
+
+//
+// Software Class SEC Subclass Error Code definitions.
+//
+
+///
+/// Software Class PEI Core Subclass Error Code definitions.
+///
+///@{
+#define EFI_SW_PEI_CORE_EC_DXE_CORRUPT           (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_PEI_CORE_EC_DXEIPL_NOT_FOUND      (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_PEI_CORE_EC_MEMORY_NOT_INSTALLED  (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+///@}
+
+///
+/// Software Class PEI Module Subclass Error Code definitions.
+///
+///@{
+#define EFI_SW_PEIM_EC_NO_RECOVERY_CAPSULE         (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_PEIM_EC_INVALID_CAPSULE_DESCRIPTOR  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_PEI_EC_S3_RESUME_PPI_NOT_FOUND      (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_PEI_EC_S3_BOOT_SCRIPT_ERROR         (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_PEI_EC_S3_OS_WAKE_ERROR             (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+#define EFI_SW_PEI_EC_S3_RESUME_FAILED             (EFI_SUBCLASS_SPECIFIC | 0x00000005)
+#define EFI_SW_PEI_EC_RECOVERY_PPI_NOT_FOUND       (EFI_SUBCLASS_SPECIFIC | 0x00000006)
+#define EFI_SW_PEI_EC_RECOVERY_FAILED              (EFI_SUBCLASS_SPECIFIC | 0x00000007)
+///@}
+
+///
+/// Software Class DXE Foundation Subclass Error Code definitions.
+///
+///@{
+#define EFI_SW_DXE_CORE_EC_NO_ARCH                (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+///@}
+
+
+///
+/// Software Class DXE Boot Service Driver Subclass Error Code definitions.
+///
+///@{
+#define EFI_SW_DXE_BS_EC_LEGACY_OPROM_NO_SPACE   (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_DXE_BS_EC_INVALID_PASSWORD        (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+#define EFI_SW_DXE_BS_EC_BOOT_OPTION_LOAD_ERROR  (EFI_SUBCLASS_SPECIFIC | 0x00000002)
+#define EFI_SW_DXE_BS_EC_BOOT_OPTION_FAILED      (EFI_SUBCLASS_SPECIFIC | 0x00000003)
+#define EFI_SW_DXE_BS_EC_INVALID_IDE_PASSWORD    (EFI_SUBCLASS_SPECIFIC | 0x00000004)
+///@}
+
+//
+// Software Class DXE Runtime Service Driver Subclass Error Code definitions.
+//
+
+//
+// Software Class SMM Driver Subclass Error Code definitions.
+//
+
+//
+// Software Class EFI Application Subclass Error Code definitions.
+//
+
+//
+// Software Class EFI OS Loader Subclass Error Code definitions.
+//
+
+//
+// Software Class EFI RT Subclass Error Code definitions.
+//
+
+//
+// Software Class EFI AL Subclass Error Code definitions.
+//
+
+///
+/// Software Class EBC Exception Subclass Error Code definitions.
+/// These exceptions are derived from the debug protocol definitions in the EFI
+/// specification.
+///
+///@{
+#define EFI_SW_EC_EBC_UNDEFINED             0x00000000
+#define EFI_SW_EC_EBC_DIVIDE_ERROR          EXCEPT_EBC_DIVIDE_ERROR
+#define EFI_SW_EC_EBC_DEBUG                 EXCEPT_EBC_DEBUG
+#define EFI_SW_EC_EBC_BREAKPOINT            EXCEPT_EBC_BREAKPOINT
+#define EFI_SW_EC_EBC_OVERFLOW              EXCEPT_EBC_OVERFLOW
+#define EFI_SW_EC_EBC_INVALID_OPCODE        EXCEPT_EBC_INVALID_OPCODE
+#define EFI_SW_EC_EBC_STACK_FAULT           EXCEPT_EBC_STACK_FAULT
+#define EFI_SW_EC_EBC_ALIGNMENT_CHECK       EXCEPT_EBC_ALIGNMENT_CHECK
+#define EFI_SW_EC_EBC_INSTRUCTION_ENCODING  EXCEPT_EBC_INSTRUCTION_ENCODING
+#define EFI_SW_EC_EBC_BAD_BREAK             EXCEPT_EBC_BAD_BREAK
+#define EFI_SW_EC_EBC_STEP                  EXCEPT_EBC_STEP
+///@}
+
+///
+/// Software Class IA32 Exception Subclass Error Code definitions.
+/// These exceptions are derived from the debug protocol definitions in the EFI
+/// specification.
+///
+///@{
+#define EFI_SW_EC_IA32_DIVIDE_ERROR     EXCEPT_IA32_DIVIDE_ERROR
+#define EFI_SW_EC_IA32_DEBUG            EXCEPT_IA32_DEBUG
+#define EFI_SW_EC_IA32_NMI              EXCEPT_IA32_NMI
+#define EFI_SW_EC_IA32_BREAKPOINT       EXCEPT_IA32_BREAKPOINT
+#define EFI_SW_EC_IA32_OVERFLOW         EXCEPT_IA32_OVERFLOW
+#define EFI_SW_EC_IA32_BOUND            EXCEPT_IA32_BOUND
+#define EFI_SW_EC_IA32_INVALID_OPCODE   EXCEPT_IA32_INVALID_OPCODE
+#define EFI_SW_EC_IA32_DOUBLE_FAULT     EXCEPT_IA32_DOUBLE_FAULT
+#define EFI_SW_EC_IA32_INVALID_TSS      EXCEPT_IA32_INVALID_TSS
+#define EFI_SW_EC_IA32_SEG_NOT_PRESENT  EXCEPT_IA32_SEG_NOT_PRESENT
+#define EFI_SW_EC_IA32_STACK_FAULT      EXCEPT_IA32_STACK_FAULT
+#define EFI_SW_EC_IA32_GP_FAULT         EXCEPT_IA32_GP_FAULT
+#define EFI_SW_EC_IA32_PAGE_FAULT       EXCEPT_IA32_PAGE_FAULT
+#define EFI_SW_EC_IA32_FP_ERROR         EXCEPT_IA32_FP_ERROR
+#define EFI_SW_EC_IA32_ALIGNMENT_CHECK  EXCEPT_IA32_ALIGNMENT_CHECK
+#define EFI_SW_EC_IA32_MACHINE_CHECK    EXCEPT_IA32_MACHINE_CHECK
+#define EFI_SW_EC_IA32_SIMD             EXCEPT_IA32_SIMD
+///@}
+
+///
+/// Software Class IPF Exception Subclass Error Code definitions.
+/// These exceptions are derived from the debug protocol definitions in the EFI
+/// specification.
+///
+///@{
+#define EFI_SW_EC_IPF_ALT_DTLB            EXCEPT_IPF_ALT_DTLB
+#define EFI_SW_EC_IPF_DNESTED_TLB         EXCEPT_IPF_DNESTED_TLB
+#define EFI_SW_EC_IPF_BREAKPOINT          EXCEPT_IPF_BREAKPOINT
+#define EFI_SW_EC_IPF_EXTERNAL_INTERRUPT  EXCEPT_IPF_EXTERNAL_INTERRUPT
+#define EFI_SW_EC_IPF_GEN_EXCEPT          EXCEPT_IPF_GEN_EXCEPT
+#define EFI_SW_EC_IPF_NAT_CONSUMPTION     EXCEPT_IPF_NAT_CONSUMPTION
+#define EFI_SW_EC_IPF_DEBUG_EXCEPT        EXCEPT_IPF_DEBUG_EXCEPT
+#define EFI_SW_EC_IPF_UNALIGNED_ACCESS    EXCEPT_IPF_UNALIGNED_ACCESS
+#define EFI_SW_EC_IPF_FP_FAULT            EXCEPT_IPF_FP_FAULT
+#define EFI_SW_EC_IPF_FP_TRAP             EXCEPT_IPF_FP_TRAP
+#define EFI_SW_EC_IPF_TAKEN_BRANCH        EXCEPT_IPF_TAKEN_BRANCH
+#define EFI_SW_EC_IPF_SINGLE_STEP         EXCEPT_IPF_SINGLE_STEP
+///@}
+
+///
+/// Software Class PEI Service Subclass Error Code definitions.
+///
+///@{
+#define EFI_SW_PS_EC_RESET_NOT_AVAILABLE     (EFI_SUBCLASS_SPECIFIC | 0x00000000)
+#define EFI_SW_PS_EC_MEMORY_INSTALLED_TWICE  (EFI_SUBCLASS_SPECIFIC | 0x00000001)
+///@}
+
+//
+// Software Class EFI Boot Service Subclass Error Code definitions.
+//
+
+//
+// Software Class EFI Runtime Service Subclass Error Code definitions.
+//
+
+//
+// Software Class EFI DXE Service Subclass Error Code definitions.
+//
+
+#endif