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system76-edk2/StandaloneMmPkg/Core/StandaloneMmCore.h
Sami Mujawar da29388b53 StandaloneMmPkg: Fix spell check reported errors 
Bugzilla: 3150 (https://bugzilla.tianocore.org/show_bug.cgi?id=3150)

Fix the spelling mistakes reported by the spell check utility
that is run as part of the Core CI.

Signed-off-by: Sami Mujawar <sami.mujawar@arm.com>
Acked-by: Jiewen Yao <Jiewen.yao@intel.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@arm.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
2021-01-07 11:13:39 +00:00

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/** @file
The internal header file includes the common header files, defines
internal structure and functions used by MmCore module.
Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2016 - 2021, Arm Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _MM_CORE_H_
#define _MM_CORE_H_
#include <PiMm.h>
#include <StandaloneMm.h>
#include <Protocol/DxeMmReadyToLock.h>
#include <Protocol/MmReadyToLock.h>
#include <Protocol/MmEndOfDxe.h>
#include <Protocol/MmCommunication2.h>
#include <Protocol/LoadedImage.h>
#include <Protocol/MmConfiguration.h>
#include <Guid/Apriori.h>
#include <Guid/EventGroup.h>
#include <Guid/EventLegacyBios.h>
#include <Guid/ZeroGuid.h>
#include <Guid/MemoryProfile.h>
#include <Guid/HobList.h>
#include <Guid/MmFvDispatch.h>
#include <Guid/MmramMemoryReserve.h>
#include <Library/StandaloneMmCoreEntryPoint.h>
#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/PeCoffLib.h>
#include <Library/CacheMaintenanceLib.h>
#include <Library/DebugLib.h>
#include <Library/ReportStatusCodeLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/PcdLib.h>
#include <Library/StandaloneMmMemLib.h>
#include <Library/HobLib.h>
#include "StandaloneMmCorePrivateData.h"
//
// Used to build a table of MMI Handlers that the MM Core registers
//
typedef struct {
EFI_MM_HANDLER_ENTRY_POINT Handler;
EFI_GUID *HandlerType;
EFI_HANDLE DispatchHandle;
BOOLEAN UnRegister;
} MM_CORE_MMI_HANDLERS;
//
// Structure for recording the state of an MM Driver
//
#define EFI_MM_DRIVER_ENTRY_SIGNATURE SIGNATURE_32('s', 'd','r','v')
typedef struct {
UINTN Signature;
LIST_ENTRY Link; // mDriverList
LIST_ENTRY ScheduledLink; // mScheduledQueue
EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader;
EFI_GUID FileName;
VOID *Pe32Data;
UINTN Pe32DataSize;
VOID *Depex;
UINTN DepexSize;
BOOLEAN Before;
BOOLEAN After;
EFI_GUID BeforeAfterGuid;
BOOLEAN Dependent;
BOOLEAN Scheduled;
BOOLEAN Initialized;
BOOLEAN DepexProtocolError;
EFI_HANDLE ImageHandle;
EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;
//
// Image EntryPoint in MMRAM
//
PHYSICAL_ADDRESS ImageEntryPoint;
//
// Image Buffer in MMRAM
//
PHYSICAL_ADDRESS ImageBuffer;
//
// Image Page Number
//
UINTN NumberOfPage;
} EFI_MM_DRIVER_ENTRY;
#define EFI_HANDLE_SIGNATURE SIGNATURE_32('h','n','d','l')
///
/// IHANDLE - contains a list of protocol handles
///
typedef struct {
UINTN Signature;
/// All handles list of IHANDLE
LIST_ENTRY AllHandles;
/// List of PROTOCOL_INTERFACE's for this handle
LIST_ENTRY Protocols;
UINTN LocateRequest;
} IHANDLE;
#define ASSERT_IS_HANDLE(a) ASSERT((a)->Signature == EFI_HANDLE_SIGNATURE)
#define PROTOCOL_ENTRY_SIGNATURE SIGNATURE_32('p','r','t','e')
///
/// PROTOCOL_ENTRY - each different protocol has 1 entry in the protocol
/// database. Each handler that supports this protocol is listed, along
/// with a list of registered notifies.
///
typedef struct {
UINTN Signature;
/// Link Entry inserted to mProtocolDatabase
LIST_ENTRY AllEntries;
/// ID of the protocol
EFI_GUID ProtocolID;
/// All protocol interfaces
LIST_ENTRY Protocols;
/// Registered notification handlers
LIST_ENTRY Notify;
} PROTOCOL_ENTRY;
#define PROTOCOL_INTERFACE_SIGNATURE SIGNATURE_32('p','i','f','c')
///
/// PROTOCOL_INTERFACE - each protocol installed on a handle is tracked
/// with a protocol interface structure
///
typedef struct {
UINTN Signature;
/// Link on IHANDLE.Protocols
LIST_ENTRY Link;
/// Back pointer
IHANDLE *Handle;
/// Link on PROTOCOL_ENTRY.Protocols
LIST_ENTRY ByProtocol;
/// The protocol ID
PROTOCOL_ENTRY *Protocol;
/// The interface value
VOID *Interface;
} PROTOCOL_INTERFACE;
#define PROTOCOL_NOTIFY_SIGNATURE SIGNATURE_32('p','r','t','n')
///
/// PROTOCOL_NOTIFY - used for each register notification for a protocol
///
typedef struct {
UINTN Signature;
PROTOCOL_ENTRY *Protocol;
/// All notifications for this protocol
LIST_ENTRY Link;
/// Notification function
EFI_MM_NOTIFY_FN Function;
/// Last position notified
LIST_ENTRY *Position;
} PROTOCOL_NOTIFY;
//
// MM Core Global Variables
//
extern MM_CORE_PRIVATE_DATA *gMmCorePrivate;
extern EFI_MM_SYSTEM_TABLE gMmCoreMmst;
extern LIST_ENTRY gHandleList;
extern EFI_PHYSICAL_ADDRESS gLoadModuleAtFixAddressMmramBase;
/**
Called to initialize the memory service.
@param MmramRangeCount Number of MMRAM Regions
@param MmramRanges Pointer to MMRAM Descriptors
**/
VOID
MmInitializeMemoryServices (
IN UINTN MmramRangeCount,
IN EFI_MMRAM_DESCRIPTOR *MmramRanges
);
/**
The MmInstallConfigurationTable() function is used to maintain the list
of configuration tables that are stored in the System Management System
Table. The list is stored as an array of (GUID, Pointer) pairs. The list
must be allocated from pool memory with PoolType set to EfiRuntimeServicesData.
@param SystemTable A pointer to the MM System Table (SMST).
@param Guid A pointer to the GUID for the entry to add, update, or remove.
@param Table A pointer to the buffer of the table to add.
@param TableSize The size of the table to install.
@retval EFI_SUCCESS The (Guid, Table) pair was added, updated, or removed.
@retval EFI_INVALID_PARAMETER Guid is not valid.
@retval EFI_NOT_FOUND An attempt was made to delete a non-existent entry.
@retval EFI_OUT_OF_RESOURCES There is not enough memory available to complete the operation.
**/
EFI_STATUS
EFIAPI
MmInstallConfigurationTable (
IN CONST EFI_MM_SYSTEM_TABLE *SystemTable,
IN CONST EFI_GUID *Guid,
IN VOID *Table,
IN UINTN TableSize
);
/**
Wrapper function to MmInstallProtocolInterfaceNotify. This is the public API which
Calls the private one which contains a BOOLEAN parameter for notifications
@param UserHandle The handle to install the protocol handler on,
or NULL if a new handle is to be allocated
@param Protocol The protocol to add to the handle
@param InterfaceType Indicates whether Interface is supplied in
native form.
@param Interface The interface for the protocol being added
@return Status code
**/
EFI_STATUS
EFIAPI
MmInstallProtocolInterface (
IN OUT EFI_HANDLE *UserHandle,
IN EFI_GUID *Protocol,
IN EFI_INTERFACE_TYPE InterfaceType,
IN VOID *Interface
);
/**
Allocates pages from the memory map.
@param Type The type of allocation to perform
@param MemoryType The type of memory to turn the allocated pages
into
@param NumberOfPages The number of pages to allocate
@param Memory A pointer to receive the base allocated memory
address
@retval EFI_INVALID_PARAMETER Parameters violate checking rules defined in spec.
@retval EFI_NOT_FOUND Could not allocate pages match the requirement.
@retval EFI_OUT_OF_RESOURCES No enough pages to allocate.
@retval EFI_SUCCESS Pages successfully allocated.
**/
EFI_STATUS
EFIAPI
MmAllocatePages (
IN EFI_ALLOCATE_TYPE Type,
IN EFI_MEMORY_TYPE MemoryType,
IN UINTN NumberOfPages,
OUT EFI_PHYSICAL_ADDRESS *Memory
);
/**
Allocates pages from the memory map.
@param Type The type of allocation to perform
@param MemoryType The type of memory to turn the allocated pages
into
@param NumberOfPages The number of pages to allocate
@param Memory A pointer to receive the base allocated memory
address
@retval EFI_INVALID_PARAMETER Parameters violate checking rules defined in spec.
@retval EFI_NOT_FOUND Could not allocate pages match the requirement.
@retval EFI_OUT_OF_RESOURCES No enough pages to allocate.
@retval EFI_SUCCESS Pages successfully allocated.
**/
EFI_STATUS
EFIAPI
MmInternalAllocatePages (
IN EFI_ALLOCATE_TYPE Type,
IN EFI_MEMORY_TYPE MemoryType,
IN UINTN NumberOfPages,
OUT EFI_PHYSICAL_ADDRESS *Memory
);
/**
Frees previous allocated pages.
@param Memory Base address of memory being freed
@param NumberOfPages The number of pages to free
@retval EFI_NOT_FOUND Could not find the entry that covers the range
@retval EFI_INVALID_PARAMETER Address not aligned, Address is zero or NumberOfPages is zero.
@return EFI_SUCCESS Pages successfully freed.
**/
EFI_STATUS
EFIAPI
MmFreePages (
IN EFI_PHYSICAL_ADDRESS Memory,
IN UINTN NumberOfPages
);
/**
Frees previous allocated pages.
@param Memory Base address of memory being freed
@param NumberOfPages The number of pages to free
@retval EFI_NOT_FOUND Could not find the entry that covers the range
@retval EFI_INVALID_PARAMETER Address not aligned, Address is zero or NumberOfPages is zero.
@return EFI_SUCCESS Pages successfully freed.
**/
EFI_STATUS
EFIAPI
MmInternalFreePages (
IN EFI_PHYSICAL_ADDRESS Memory,
IN UINTN NumberOfPages
);
/**
Allocate pool of a particular type.
@param PoolType Type of pool to allocate
@param Size The amount of pool to allocate
@param Buffer The address to return a pointer to the allocated
pool
@retval EFI_INVALID_PARAMETER PoolType not valid
@retval EFI_OUT_OF_RESOURCES Size exceeds max pool size or allocation failed.
@retval EFI_SUCCESS Pool successfully allocated.
**/
EFI_STATUS
EFIAPI
MmAllocatePool (
IN EFI_MEMORY_TYPE PoolType,
IN UINTN Size,
OUT VOID **Buffer
);
/**
Allocate pool of a particular type.
@param PoolType Type of pool to allocate
@param Size The amount of pool to allocate
@param Buffer The address to return a pointer to the allocated
pool
@retval EFI_INVALID_PARAMETER PoolType not valid
@retval EFI_OUT_OF_RESOURCES Size exceeds max pool size or allocation failed.
@retval EFI_SUCCESS Pool successfully allocated.
**/
EFI_STATUS
EFIAPI
MmInternalAllocatePool (
IN EFI_MEMORY_TYPE PoolType,
IN UINTN Size,
OUT VOID **Buffer
);
/**
Frees pool.
@param Buffer The allocated pool entry to free
@retval EFI_INVALID_PARAMETER Buffer is not a valid value.
@retval EFI_SUCCESS Pool successfully freed.
**/
EFI_STATUS
EFIAPI
MmFreePool (
IN VOID *Buffer
);
/**
Frees pool.
@param Buffer The allocated pool entry to free
@retval EFI_INVALID_PARAMETER Buffer is not a valid value.
@retval EFI_SUCCESS Pool successfully freed.
**/
EFI_STATUS
EFIAPI
MmInternalFreePool (
IN VOID *Buffer
);
/**
Installs a protocol interface into the boot services environment.
@param UserHandle The handle to install the protocol handler on,
or NULL if a new handle is to be allocated
@param Protocol The protocol to add to the handle
@param InterfaceType Indicates whether Interface is supplied in
native form.
@param Interface The interface for the protocol being added
@param Notify indicates whether notify the notification list
for this protocol
@retval EFI_INVALID_PARAMETER Invalid parameter
@retval EFI_OUT_OF_RESOURCES No enough buffer to allocate
@retval EFI_SUCCESS Protocol interface successfully installed
**/
EFI_STATUS
MmInstallProtocolInterfaceNotify (
IN OUT EFI_HANDLE *UserHandle,
IN EFI_GUID *Protocol,
IN EFI_INTERFACE_TYPE InterfaceType,
IN VOID *Interface,
IN BOOLEAN Notify
);
/**
Uninstalls all instances of a protocol:interfacer from a handle.
If the last protocol interface is remove from the handle, the
handle is freed.
@param UserHandle The handle to remove the protocol handler from
@param Protocol The protocol, of protocol:interface, to remove
@param Interface The interface, of protocol:interface, to remove
@retval EFI_INVALID_PARAMETER Protocol is NULL.
@retval EFI_SUCCESS Protocol interface successfully uninstalled.
**/
EFI_STATUS
EFIAPI
MmUninstallProtocolInterface (
IN EFI_HANDLE UserHandle,
IN EFI_GUID *Protocol,
IN VOID *Interface
);
/**
Queries a handle to determine if it supports a specified protocol.
@param UserHandle The handle being queried.
@param Protocol The published unique identifier of the protocol.
@param Interface Supplies the address where a pointer to the
corresponding Protocol Interface is returned.
@return The requested protocol interface for the handle
**/
EFI_STATUS
EFIAPI
MmHandleProtocol (
IN EFI_HANDLE UserHandle,
IN EFI_GUID *Protocol,
OUT VOID **Interface
);
/**
Add a new protocol notification record for the request protocol.
@param Protocol The requested protocol to add the notify
registration
@param Function Points to the notification function
@param Registration Returns the registration record
@retval EFI_INVALID_PARAMETER Invalid parameter
@retval EFI_SUCCESS Successfully returned the registration record
that has been added
**/
EFI_STATUS
EFIAPI
MmRegisterProtocolNotify (
IN CONST EFI_GUID *Protocol,
IN EFI_MM_NOTIFY_FN Function,
OUT VOID **Registration
);
/**
Locates the requested handle(s) and returns them in Buffer.
@param SearchType The type of search to perform to locate the
handles
@param Protocol The protocol to search for
@param SearchKey Dependant on SearchType
@param BufferSize On input the size of Buffer. On output the
size of data returned.
@param Buffer The buffer to return the results in
@retval EFI_BUFFER_TOO_SMALL Buffer too small, required buffer size is
returned in BufferSize.
@retval EFI_INVALID_PARAMETER Invalid parameter
@retval EFI_SUCCESS Successfully found the requested handle(s) and
returns them in Buffer.
**/
EFI_STATUS
EFIAPI
MmLocateHandle (
IN EFI_LOCATE_SEARCH_TYPE SearchType,
IN EFI_GUID *Protocol OPTIONAL,
IN VOID *SearchKey OPTIONAL,
IN OUT UINTN *BufferSize,
OUT EFI_HANDLE *Buffer
);
/**
Return the first Protocol Interface that matches the Protocol GUID. If
Registration is passed in return a Protocol Instance that was just add
to the system. If Registration is NULL return the first Protocol Interface
you find.
@param Protocol The protocol to search for
@param Registration Optional Registration Key returned from
RegisterProtocolNotify()
@param Interface Return the Protocol interface (instance).
@retval EFI_SUCCESS If a valid Interface is returned
@retval EFI_INVALID_PARAMETER Invalid parameter
@retval EFI_NOT_FOUND Protocol interface not found
**/
EFI_STATUS
EFIAPI
MmLocateProtocol (
IN EFI_GUID *Protocol,
IN VOID *Registration OPTIONAL,
OUT VOID **Interface
);
/**
Manage MMI of a particular type.
@param HandlerType Points to the handler type or NULL for root MMI handlers.
@param Context Points to an optional context buffer.
@param CommBuffer Points to the optional communication buffer.
@param CommBufferSize Points to the size of the optional communication buffer.
@retval EFI_SUCCESS Interrupt source was processed successfully but not quiesced.
@retval EFI_INTERRUPT_PENDING One or more MMI sources could not be quiesced.
@retval EFI_WARN_INTERRUPT_SOURCE_PENDING Interrupt source was not handled or quiesced.
@retval EFI_WARN_INTERRUPT_SOURCE_QUIESCED Interrupt source was handled and quiesced.
**/
EFI_STATUS
EFIAPI
MmiManage (
IN CONST EFI_GUID *HandlerType,
IN CONST VOID *Context OPTIONAL,
IN OUT VOID *CommBuffer OPTIONAL,
IN OUT UINTN *CommBufferSize OPTIONAL
);
/**
Registers a handler to execute within MM.
@param Handler Handler service function pointer.
@param HandlerType Points to the handler type or NULL for root MMI handlers.
@param DispatchHandle On return, contains a unique handle which can be used to later unregister the handler function.
@retval EFI_SUCCESS Handler register success.
@retval EFI_INVALID_PARAMETER Handler or DispatchHandle is NULL.
**/
EFI_STATUS
EFIAPI
MmiHandlerRegister (
IN EFI_MM_HANDLER_ENTRY_POINT Handler,
IN CONST EFI_GUID *HandlerType OPTIONAL,
OUT EFI_HANDLE *DispatchHandle
);
/**
Unregister a handler in MM.
@param DispatchHandle The handle that was specified when the handler was registered.
@retval EFI_SUCCESS Handler function was successfully unregistered.
@retval EFI_INVALID_PARAMETER DispatchHandle does not refer to a valid handle.
**/
EFI_STATUS
EFIAPI
MmiHandlerUnRegister (
IN EFI_HANDLE DispatchHandle
);
/**
This function is the main entry point for an MM handler dispatch
or communicate-based callback.
@param DispatchHandle The unique handle assigned to this handler by MmiHandlerRegister().
@param Context Points to an optional handler context which was specified when the handler was registered.
@param CommBuffer A pointer to a collection of data in memory that will
be conveyed from a non-MM environment into an MM environment.
@param CommBufferSize The size of the CommBuffer.
@return Status Code
**/
EFI_STATUS
EFIAPI
MmDriverDispatchHandler (
IN EFI_HANDLE DispatchHandle,
IN CONST VOID *Context, OPTIONAL
IN OUT VOID *CommBuffer, OPTIONAL
IN OUT UINTN *CommBufferSize OPTIONAL
);
/**
This function is the main entry point for an MM handler dispatch
or communicate-based callback.
@param DispatchHandle The unique handle assigned to this handler by MmiHandlerRegister().
@param Context Points to an optional handler context which was specified when the handler was registered.
@param CommBuffer A pointer to a collection of data in memory that will
be conveyed from a non-MM environment into an MM environment.
@param CommBufferSize The size of the CommBuffer.
@return Status Code
**/
EFI_STATUS
EFIAPI
MmExitBootServiceHandler (
IN EFI_HANDLE DispatchHandle,
IN CONST VOID *Context, OPTIONAL
IN OUT VOID *CommBuffer, OPTIONAL
IN OUT UINTN *CommBufferSize OPTIONAL
);
/**
This function is the main entry point for an MM handler dispatch
or communicate-based callback.
@param DispatchHandle The unique handle assigned to this handler by MmiHandlerRegister().
@param Context Points to an optional handler context which was specified when the handler was registered.
@param CommBuffer A pointer to a collection of data in memory that will
be conveyed from a non-MM environment into an MM environment.
@param CommBufferSize The size of the CommBuffer.
@return Status Code
**/
EFI_STATUS
EFIAPI
MmReadyToBootHandler (
IN EFI_HANDLE DispatchHandle,
IN CONST VOID *Context, OPTIONAL
IN OUT VOID *CommBuffer, OPTIONAL
IN OUT UINTN *CommBufferSize OPTIONAL
);
/**
This function is the main entry point for an MM handler dispatch
or communicate-based callback.
@param DispatchHandle The unique handle assigned to this handler by MmiHandlerRegister().
@param Context Points to an optional handler context which was specified when the handler was registered.
@param CommBuffer A pointer to a collection of data in memory that will
be conveyed from a non-MM environment into an MM environment.
@param CommBufferSize The size of the CommBuffer.
@return Status Code
**/
EFI_STATUS
EFIAPI
MmReadyToLockHandler (
IN EFI_HANDLE DispatchHandle,
IN CONST VOID *Context, OPTIONAL
IN OUT VOID *CommBuffer, OPTIONAL
IN OUT UINTN *CommBufferSize OPTIONAL
);
/**
This function is the main entry point for an MM handler dispatch
or communicate-based callback.
@param DispatchHandle The unique handle assigned to this handler by MmiHandlerRegister().
@param Context Points to an optional handler context which was specified when the handler was registered.
@param CommBuffer A pointer to a collection of data in memory that will
be conveyed from a non-MM environment into an MM environment.
@param CommBufferSize The size of the CommBuffer.
@return Status Code
**/
EFI_STATUS
EFIAPI
MmEndOfDxeHandler (
IN EFI_HANDLE DispatchHandle,
IN CONST VOID *Context, OPTIONAL
IN OUT VOID *CommBuffer, OPTIONAL
IN OUT UINTN *CommBufferSize OPTIONAL
);
/**
Place holder function until all the MM System Table Service are available.
@param Arg1 Undefined
@param Arg2 Undefined
@param Arg3 Undefined
@param Arg4 Undefined
@param Arg5 Undefined
@return EFI_NOT_AVAILABLE_YET
**/
EFI_STATUS
EFIAPI
MmEfiNotAvailableYetArg5 (
UINTN Arg1,
UINTN Arg2,
UINTN Arg3,
UINTN Arg4,
UINTN Arg5
);
//
//Functions used during debug builds
//
/**
Traverse the discovered list for any drivers that were discovered but not loaded
because the dependency expressions evaluated to false.
**/
VOID
MmDisplayDiscoveredNotDispatched (
VOID
);
/**
Add free MMRAM region for use by memory service.
@param MemBase Base address of memory region.
@param MemLength Length of the memory region.
@param Type Memory type.
@param Attributes Memory region state.
**/
VOID
MmAddMemoryRegion (
IN EFI_PHYSICAL_ADDRESS MemBase,
IN UINT64 MemLength,
IN EFI_MEMORY_TYPE Type,
IN UINT64 Attributes
);
/**
Finds the protocol entry for the requested protocol.
@param Protocol The ID of the protocol
@param Create Create a new entry if not found
@return Protocol entry
**/
PROTOCOL_ENTRY *
MmFindProtocolEntry (
IN EFI_GUID *Protocol,
IN BOOLEAN Create
);
/**
Signal event for every protocol in protocol entry.
@param Prot Protocol interface
**/
VOID
MmNotifyProtocol (
IN PROTOCOL_INTERFACE *Prot
);
/**
Finds the protocol instance for the requested handle and protocol.
Note: This function doesn't do parameters checking, it's caller's responsibility
to pass in valid parameters.
@param Handle The handle to search the protocol on
@param Protocol GUID of the protocol
@param Interface The interface for the protocol being searched
@return Protocol instance (NULL: Not found)
**/
PROTOCOL_INTERFACE *
MmFindProtocolInterface (
IN IHANDLE *Handle,
IN EFI_GUID *Protocol,
IN VOID *Interface
);
/**
Removes Protocol from the protocol list (but not the handle list).
@param Handle The handle to remove protocol on.
@param Protocol GUID of the protocol to be moved
@param Interface The interface of the protocol
@return Protocol Entry
**/
PROTOCOL_INTERFACE *
MmRemoveInterfaceFromProtocol (
IN IHANDLE *Handle,
IN EFI_GUID *Protocol,
IN VOID *Interface
);
/**
This is the POSTFIX version of the dependency evaluator. This code does
not need to handle Before or After, as it is not valid to call this
routine in this case. POSTFIX means all the math is done on top of the stack.
@param DriverEntry DriverEntry element to update.
@retval TRUE If driver is ready to run.
@retval FALSE If driver is not ready to run or some fatal error
was found.
**/
BOOLEAN
MmIsSchedulable (
IN EFI_MM_DRIVER_ENTRY *DriverEntry
);
/**
Dump MMRAM information.
**/
VOID
DumpMmramInfo (
VOID
);
extern UINTN mMmramRangeCount;
extern EFI_MMRAM_DESCRIPTOR *mMmramRanges;
extern EFI_SYSTEM_TABLE *mEfiSystemTable;
#endif
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