X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FInclude%2FPi%2FPiPeiCis.h;h=c3d147ac1b77bc74520a23fd5e20c444465d3ee4;hp=9516272523b1aa78b06833912a146748af9ff9c9;hb=53e6937c20448f7c5c761906e9f1765a57802f63;hpb=44717a398fddc4df1f4aeaa70bcd7a043187ed34
diff --git a/MdePkg/Include/Pi/PiPeiCis.h b/MdePkg/Include/Pi/PiPeiCis.h
index 9516272523..c3d147ac1b 100644
--- a/MdePkg/Include/Pi/PiPeiCis.h
+++ b/MdePkg/Include/Pi/PiPeiCis.h
@@ -1,42 +1,44 @@
/** @file
PI PEI master include file. This file should match the PI spec.
- 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 - 2011, 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 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:
- Version 1.0.
+ PI Version 1.2.
**/
#ifndef __PI_PEICIS_H__
#define __PI_PEICIS_H__
+#include
#include
///
-/// Handles of EFI FV.
+/// The handles of EFI FV.
///
typedef VOID *EFI_PEI_FV_HANDLE;
///
-/// Handles of EFI FFS
+/// The handles of EFI FFS.
///
typedef VOID *EFI_PEI_FILE_HANDLE;
///
-/// Declare forward reference data structure for EFI_PEI_SERVICE
+/// Declare the forward reference data structure for EFI_PEI_SERVICE.
///
typedef struct _EFI_PEI_SERVICES EFI_PEI_SERVICES;
///
-/// Declare forward reference data structure for EFI_PEI_NOTIFY_DESCRIPTOR
+/// Declare the forward reference data structure for EFI_PEI_NOTIFY_DESCRIPTOR.
///
typedef struct _EFI_PEI_NOTIFY_DESCRIPTOR EFI_PEI_NOTIFY_DESCRIPTOR;
@@ -94,8 +96,18 @@ EFI_STATUS
/// The data structure through which a PEIM describes available services to the PEI Foundation.
///
typedef struct {
+ ///
+ /// This field is a set of flags describing the characteristics of this imported table entry.
+ /// All flags are defined as EFI_PEI_PPI_DESCRIPTOR_***, which can also be combined into one.
+ ///
UINTN Flags;
+ ///
+ /// The address of the EFI_GUID that names the interface.
+ ///
EFI_GUID *Guid;
+ ///
+ /// A pointer to the PPI. It contains the information necessary to install a service.
+ ///
VOID *Ppi;
} EFI_PEI_PPI_DESCRIPTOR;
@@ -104,23 +116,34 @@ typedef struct {
/// Foundation where to invoke the notification service.
///
struct _EFI_PEI_NOTIFY_DESCRIPTOR {
+ ///
+ /// Details if the type of notification are callback or dispatch.
+ ///
UINTN Flags;
+ ///
+ /// The address of the EFI_GUID that names the interface.
+ ///
EFI_GUID *Guid;
+ ///
+ /// Address of the notification callback function itself within the PEIM.
+ ///
EFI_PEIM_NOTIFY_ENTRY_POINT Notify;
};
///
-/// Describes request of the module to be loaded to
-/// the permanent memory once it is available. Unlike most of the other HOBs,
-/// this HOB is produced and consumed during the HOB producer phase.
-///
-typedef struct _EFI_HOB_LOAD_PEIM {
- EFI_HOB_GENERIC_HEADER Header;
- EFI_PEI_FILE_HANDLE FileHandle;
- EFI_PEIM_ENTRY_POINT2 EntryPoint;
- EFI_PEIM_ENTRY_POINT2 InMemEntryPoint;
-} EFI_HOB_LOAD_PEIM;
-
+/// This data structure is the means by which callable services are installed and
+/// notifications are registered in the PEI phase.
+///
+typedef union {
+ ///
+ /// The typedef structure of the notification descriptor.
+ ///
+ EFI_PEI_NOTIFY_DESCRIPTOR Notify;
+ ///
+ /// The typedef structure of the PPI descriptor.
+ ///
+ EFI_PEI_PPI_DESCRIPTOR Ppi;
+} EFI_PEI_DESCRIPTOR;
/**
This service is the first one provided by the PEI Foundation. This function
@@ -133,7 +156,9 @@ typedef struct _EFI_HOB_LOAD_PEIM {
@param PpiList A pointer to the list of interfaces that the caller shall install.
@retval EFI_SUCCESS The interface was successfully installed.
- @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL or Any of the PEI PPI descriptors in the list do not have the EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.
+ @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL or Any of the PEI PPI
+ descriptors in the list do not have the
+ EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.
@retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.
**/
@@ -203,7 +228,7 @@ EFI_STATUS
@param NotifyList A pointer to the list of notification interfaces that the caller shall install.
@retval EFI_SUCCESS The interface was successfully installed.
- @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL or Any of the PEI PPI descriptors in the
+ @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL, or any of the PEI PPI descriptors in the
list do not have the EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.
@retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.
@@ -221,7 +246,7 @@ EFI_STATUS
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param BootMode A pointer to contain the value of the boot mode.
- @retval EFI_SUCCESS The boot mode was returned successfully.
+ @retval EFI_SUCCESS The boot mode returned successfully.
**/
typedef
@@ -237,7 +262,7 @@ EFI_STATUS
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation
@param BootMode The value of the boot mode to set.
- @retval EFI_SUCCESS The boot mode was returned successfully.
+ @retval EFI_SUCCESS The boot mode returned successfully.
**/
typedef
@@ -265,7 +290,7 @@ EFI_STATUS
);
/**
- This service published by the PEI Foundation abstracts the creation of a Hand-Off Block's (HOB's) headers.
+ This service, published by the PEI Foundation, abstracts the creation of a Hand-Off Block's (HOB's) headers.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param Type The type of HOB to be installed.
@@ -349,7 +374,7 @@ EFI_STATUS
This service will search within encapsulation sections (compression and GUIDed) as well. It will
search inside of a GUIDed section or a compressed section, but may not, for example, search a
GUIDed section inside a GUIDes section.
- This service will not search within compression sections or GUIDed sections which require
+ This service will not search within compression sections or GUIDed sections that require
extraction if memory is not present.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@@ -374,7 +399,7 @@ EFI_STATUS
This function registers the found memory configuration with the PEI Foundation.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
- @param MemoryBegin The value of a region of installed memory
+ @param MemoryBegin The value of a region of installed memory.
@param MemoryLength The corresponding length of a region of installed memory.
@retval EFI_SUCCESS The region was successfully installed in a HOB.
@@ -397,12 +422,14 @@ EFI_STATUS
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@param MemoryType The type of memory to allocate.
@param Pages The number of contiguous 4 KB pages to allocate.
- @param Memory Pointer to a physical address. On output, the address is set to the base
+ @param Memory A pointer to a physical address. On output, the address is set to the base
of the page range that was allocated.
@retval EFI_SUCCESS The memory range was successfully allocated.
@retval EFI_OUT_OF_RESOURCES The pages could not be allocated.
- @retval EFI_INVALID_PARAMETER Type is not equal to AllocateAnyPages.
+ @retval EFI_INVALID_PARAMETER The type is not equal to EfiLoaderCode, EfiLoaderData, EfiRuntimeServicesCode,
+ EfiRuntimeServicesData, EfiBootServicesCode, EfiBootServicesData,
+ EfiACPIReclaimMemory, or EfiACPIMemoryNVS.
**/
typedef
@@ -437,9 +464,9 @@ EFI_STATUS
/**
This service copies the contents of one buffer to another buffer.
- @param Destination Pointer to the destination buffer of the memory copy.
- @param Source Pointer to the source buffer of the memory copy
- @param Length Number of bytes to copy from Source to Destination.
+ @param Destination The pointer to the destination buffer of the memory copy.
+ @param Source The pointer to the source buffer of the memory copy.
+ @param Length The number of bytes to copy from Source to Destination.
**/
typedef
@@ -453,9 +480,9 @@ VOID
/**
The service fills a buffer with a specified value.
- @param Buffer Pointer to the buffer to fill.
- @param Size Number of bytes in Buffer to fill.
- @param Value Value to fill Buffer with
+ @param Buffer The pointer to the buffer to fill.
+ @param Size The number of bytes in Buffer to fill.
+ @param Value The value to fill Buffer with.
**/
typedef
@@ -539,8 +566,8 @@ EFI_STATUS
@param FileHandle Upon exit, points to the found file's
handle or NULL if it could not be found.
- @retval EFI_SUCCESS File was found.
- @retval EFI_NOT_FOUND File was not found.
+ @retval EFI_SUCCESS The file was found.
+ @retval EFI_NOT_FOUND The file was not found.
@retval EFI_INVALID_PARAMETER VolumeHandle or FileHandle or
FileName was NULL.
@@ -554,7 +581,7 @@ EFI_STATUS
);
///
-/// Information of FV file.
+/// The information of the FV file.
///
typedef struct {
///
@@ -576,7 +603,7 @@ typedef struct {
///
VOID *Buffer;
///
- /// Size of the files data.
+ /// Size of the file's data.
///
UINT32 BufferSize;
} EFI_FV_FILE_INFO;
@@ -586,17 +613,17 @@ typedef struct {
This function returns information about a specific file,
including its file name, type, attributes, starting address and
- size. If the firmware volume is not memory mapped then the
+ size. If the firmware volume is not memory mapped, then the
Buffer member will be NULL.
- @param FileHandle Handle of the file.
+ @param FileHandle The handle of the file.
@param FileInfo Upon exit, points to the file's
information.
- @retval EFI_SUCCESS File information returned.
- @retval EFI_INVALID_PARAMETER If FileHandle does not
+ @retval EFI_SUCCESS File information was returned.
+ @retval EFI_INVALID_PARAMETER FileHandle does not
represent a valid file.
- @retval EFI_INVALID_PARAMETER If FileInfo is NULL.
+ @retval EFI_INVALID_PARAMETER FileInfo is NULL.
**/
typedef
@@ -607,7 +634,7 @@ EFI_STATUS
);
///
-/// Information of FV volume.
+/// The information of the FV volume.
///
typedef struct {
///
@@ -642,14 +669,13 @@ typedef struct {
and size.
@param VolumeHandle Handle of the volume.
+ @param VolumeInfo Upon exit, points to the volume's information.
- @param VolumeInfo Upon exit, points to the volume's
- information.
-
- @retval EFI_SUCCESS File information returned.
- @retval EFI_INVALID_PARAMETER If FileHandle does not
- represent a valid file.
- @retval EFI_INVALID_PARAMETER If FileInfo is NULL.
+ @retval EFI_SUCCESS The volume information returned.
+ @retval EFI_INVALID_PARAMETER If VolumeHandle does not represent a valid volume.
+ @retval EFI_INVALID_PARAMETER If VolumeHandle is NULL.
+ @retval EFI_SUCCESS Information was successfully returned.
+ @retval EFI_INVALID_PARAMETER The volume designated by the VolumeHandle is not available.
**/
typedef
@@ -694,12 +720,22 @@ EFI_STATUS
// PEI Specification Revision information
//
#define PEI_SPECIFICATION_MAJOR_REVISION 1
-#define PEI_SPECIFICATION_MINOR_REVISION 0
-
+#define PEI_SPECIFICATION_MINOR_REVISION 20
+///
+/// Specification inconsistency here:
+/// In the PI1.0 spec, PEI_SERVICES_SIGNATURE is defined as 0x5652455320494550. But
+/// to pass a multiple tool chain, it appends an ULL.
+///
//
// PEI Services Table
//
#define PEI_SERVICES_SIGNATURE 0x5652455320494550ULL
+///
+/// Specification inconsistency here:
+/// In the PI1.0 specification, there is a typo error in PEI_SERVICES_REVISION. In the specification the defintion is
+/// #define ((PEI_SPECIFICATION_MAJOR_REVISION<<16) |(PEI_SPECIFICATION_MINOR_REVISION))
+/// and it should be as follows:
+///
#define PEI_SERVICES_REVISION ((PEI_SPECIFICATION_MAJOR_REVISION<<16) | (PEI_SPECIFICATION_MINOR_REVISION))
///
@@ -709,7 +745,7 @@ EFI_STATUS
/// - Allocating both early and permanent memory
/// - Supporting the Firmware File System (FFS)
/// - Abstracting the PPI database abstraction
-/// - Creating Hand-Off Blocks (HOBs)
+/// - Creating Hand-Off Blocks (HOBs).
///
struct _EFI_PEI_SERVICES {
///
@@ -781,7 +817,7 @@ struct _EFI_PEI_SERVICES {
///
-/// EFI_SEC_PEI_HAND_OFF structure hold information about
+/// EFI_SEC_PEI_HAND_OFF structure holds information about
/// PEI core's operating environment, such as the size of location of
/// temporary RAM, the stack location and BFV location.
///
@@ -825,7 +861,7 @@ typedef struct _EFI_SEC_PEI_HAND_OFF {
VOID *PeiTemporaryRamBase;
///
- /// Size of the available temporary RAM available for
+ /// The size of the available temporary RAM available for
/// use by the PEI Foundation, in bytes.
///
UINTN PeiTemporaryRamSize;
@@ -846,7 +882,7 @@ typedef struct _EFI_SEC_PEI_HAND_OFF {
/**
- Entry point of PEI Foundation.
+ The entry point of PEI Foundation.
This function is the entry point for the PEI Foundation, which
allows the SEC phase to pass information about the stack,