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346 lines
13 KiB
C
346 lines
13 KiB
C
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/** @file
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Common definitions in the Platform Initialization Specification version 1.5
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VOLUME 4 Management Mode Core Interface version.
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Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _PI_MMCIS_H_
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#define _PI_MMCIS_H_
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#include <Pi/PiMultiPhase.h>
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#include <Protocol/MmCpuIo.h>
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typedef struct _EFI_MM_SYSTEM_TABLE EFI_MM_SYSTEM_TABLE;
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///
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/// The Management Mode System Table (MMST) signature
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///
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#define MM_MMST_SIGNATURE SIGNATURE_32 ('S', 'M', 'S', 'T')
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///
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/// The Management Mode System Table (MMST) revision is 1.6
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///
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#define MM_SPECIFICATION_MAJOR_REVISION 1
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#define MM_SPECIFICATION_MINOR_REVISION 60
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#define EFI_MM_SYSTEM_TABLE_REVISION ((MM_SPECIFICATION_MAJOR_REVISION<<16) | (MM_SPECIFICATION_MINOR_REVISION))
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/**
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Adds, updates, or removes a configuration table entry from the Management Mode System Table.
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The MmInstallConfigurationTable() function is used to maintain the list
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of configuration tables that are stored in the Management Mode System
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Table. The list is stored as an array of (GUID, Pointer) pairs. The list
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must be allocated from pool memory with PoolType set to EfiRuntimeServicesData.
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@param[in] SystemTable A pointer to the MM System Table (MMST).
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@param[in] Guid A pointer to the GUID for the entry to add, update, or remove.
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@param[in] Table A pointer to the buffer of the table to add.
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@param[in] TableSize The size of the table to install.
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@retval EFI_SUCCESS The (Guid, Table) pair was added, updated, or removed.
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@retval EFI_INVALID_PARAMETER Guid is not valid.
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@retval EFI_NOT_FOUND An attempt was made to delete a non-existent entry.
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@retval EFI_OUT_OF_RESOURCES There is not enough memory available to complete the operation.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MM_INSTALL_CONFIGURATION_TABLE)(
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IN CONST EFI_MM_SYSTEM_TABLE *SystemTable,
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IN CONST EFI_GUID *Guid,
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IN VOID *Table,
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IN UINTN TableSize
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);
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/**
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This service lets the caller to get one distinct application processor (AP) to execute
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a caller-provided code stream while in MM.
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@param[in] Procedure A pointer to the code stream to be run on the designated
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AP of the system.
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@param[in] CpuNumber The zero-based index of the processor number of the AP
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on which the code stream is supposed to run.
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@param[in,out] ProcArguments Allows the caller to pass a list of parameters to the code
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that is run by the AP.
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@retval EFI_SUCCESS The call was successful and the return parameters are valid.
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@retval EFI_INVALID_PARAMETER The input arguments are out of range.
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@retval EFI_INVALID_PARAMETER The CPU requested is not available on this SMI invocation.
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@retval EFI_INVALID_PARAMETER The CPU cannot support an additional service invocation.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MM_STARTUP_THIS_AP)(
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IN EFI_AP_PROCEDURE Procedure,
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IN UINTN CpuNumber,
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IN OUT VOID *ProcArguments OPTIONAL
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);
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/**
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Function prototype for protocol install notification.
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@param[in] Protocol Points to the protocol's unique identifier.
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@param[in] Interface Points to the interface instance.
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@param[in] Handle The handle on which the interface was installed.
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@return Status Code
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MM_NOTIFY_FN)(
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IN CONST EFI_GUID *Protocol,
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IN VOID *Interface,
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IN EFI_HANDLE Handle
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);
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/**
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Register a callback function be called when a particular protocol interface is installed.
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The MmRegisterProtocolNotify() function creates a registration Function that is to be
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called whenever a protocol interface is installed for Protocol by
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MmInstallProtocolInterface().
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If Function == NULL and Registration is an existing registration, then the callback is unhooked.
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@param[in] Protocol The unique ID of the protocol for which the event is to be registered.
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@param[in] Function Points to the notification function.
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@param[out] Registration A pointer to a memory location to receive the registration value.
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@retval EFI_SUCCESS Successfully returned the registration record
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that has been added or unhooked.
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@retval EFI_INVALID_PARAMETER Protocol is NULL or Registration is NULL.
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@retval EFI_OUT_OF_RESOURCES Not enough memory resource to finish the request.
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@retval EFI_NOT_FOUND If the registration is not found when Function == NULL.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MM_REGISTER_PROTOCOL_NOTIFY)(
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IN CONST EFI_GUID *Protocol,
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IN EFI_MM_NOTIFY_FN Function,
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OUT VOID **Registration
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);
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/**
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Manage MMI of a particular type.
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@param[in] HandlerType Points to the handler type or NULL for root MMI handlers.
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@param[in] Context Points to an optional context buffer.
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@param[in,out] CommBuffer Points to the optional communication buffer.
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@param[in,out] CommBufferSize Points to the size of the optional communication buffer.
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@retval EFI_WARN_INTERRUPT_SOURCE_PENDING Interrupt source was processed successfully but not quiesced.
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@retval EFI_INTERRUPT_PENDING One or more SMI sources could not be quiesced.
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@retval EFI_NOT_FOUND Interrupt source was not handled or quiesced.
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@retval EFI_SUCCESS Interrupt source was handled and quiesced.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MM_INTERRUPT_MANAGE)(
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IN CONST EFI_GUID *HandlerType,
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IN CONST VOID *Context OPTIONAL,
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IN OUT VOID *CommBuffer OPTIONAL,
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IN OUT UINTN *CommBufferSize OPTIONAL
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);
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/**
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Main entry point for an MM handler dispatch or communicate-based callback.
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@param[in] DispatchHandle The unique handle assigned to this handler by MmiHandlerRegister().
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@param[in] Context Points to an optional handler context which was specified when the
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handler was registered.
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@param[in,out] CommBuffer A pointer to a collection of data in memory that will
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be conveyed from a non-MM environment into an MM environment.
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@param[in,out] CommBufferSize The size of the CommBuffer.
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@retval EFI_SUCCESS The interrupt was handled and quiesced. No other handlers
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should still be called.
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@retval EFI_WARN_INTERRUPT_SOURCE_QUIESCED The interrupt has been quiesced but other handlers should
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still be called.
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@retval EFI_WARN_INTERRUPT_SOURCE_PENDING The interrupt is still pending and other handlers should still
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be called.
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@retval EFI_INTERRUPT_PENDING The interrupt could not be quiesced.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MM_HANDLER_ENTRY_POINT)(
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IN EFI_HANDLE DispatchHandle,
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IN CONST VOID *Context OPTIONAL,
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IN OUT VOID *CommBuffer OPTIONAL,
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IN OUT UINTN *CommBufferSize OPTIONAL
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);
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/**
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Registers a handler to execute within MM.
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@param[in] Handler Handler service function pointer.
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@param[in] HandlerType Points to the handler type or NULL for root MMI handlers.
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@param[out] DispatchHandle On return, contains a unique handle which can be used to later
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unregister the handler function.
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@retval EFI_SUCCESS MMI handler added successfully.
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@retval EFI_INVALID_PARAMETER Handler is NULL or DispatchHandle is NULL.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MM_INTERRUPT_REGISTER)(
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IN EFI_MM_HANDLER_ENTRY_POINT Handler,
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IN CONST EFI_GUID *HandlerType OPTIONAL,
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OUT EFI_HANDLE *DispatchHandle
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);
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/**
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Unregister a handler in MM.
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@param[in] DispatchHandle The handle that was specified when the handler was registered.
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@retval EFI_SUCCESS Handler function was successfully unregistered.
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@retval EFI_INVALID_PARAMETER DispatchHandle does not refer to a valid handle.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_MM_INTERRUPT_UNREGISTER)(
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IN EFI_HANDLE DispatchHandle
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);
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///
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/// Processor information and functionality needed by MM Foundation.
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///
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typedef struct _EFI_MM_ENTRY_CONTEXT {
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EFI_MM_STARTUP_THIS_AP MmStartupThisAp;
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///
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/// A number between zero and the NumberOfCpus field. This field designates which
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/// processor is executing the MM Foundation.
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///
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UINTN CurrentlyExecutingCpu;
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///
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/// The number of possible processors in the platform. This is a 1 based
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/// counter. This does not indicate the number of processors that entered MM.
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///
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UINTN NumberOfCpus;
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///
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/// Points to an array, where each element describes the number of bytes in the
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/// corresponding save state specified by CpuSaveState. There are always
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/// NumberOfCpus entries in the array.
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///
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UINTN *CpuSaveStateSize;
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///
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/// Points to an array, where each element is a pointer to a CPU save state. The
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/// corresponding element in CpuSaveStateSize specifies the number of bytes in the
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/// save state area. There are always NumberOfCpus entries in the array.
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///
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VOID **CpuSaveState;
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} EFI_MM_ENTRY_CONTEXT;
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/**
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This function is the main entry point to the MM Foundation.
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@param[in] MmEntryContext Processor information and functionality needed by MM Foundation.
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**/
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typedef
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VOID
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(EFIAPI *EFI_MM_ENTRY_POINT)(
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IN CONST EFI_MM_ENTRY_CONTEXT *MmEntryContext
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);
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///
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/// Management Mode System Table (MMST)
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///
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/// The Management Mode System Table (MMST) is a table that contains a collection of common
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/// services for managing MMRAM allocation and providing basic I/O services. These services are
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/// intended for both preboot and runtime usage.
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///
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struct _EFI_MM_SYSTEM_TABLE {
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///
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/// The table header for the SMST.
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///
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EFI_TABLE_HEADER Hdr;
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///
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/// A pointer to a NULL-terminated Unicode string containing the vendor name.
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/// It is permissible for this pointer to be NULL.
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///
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CHAR16 *MmFirmwareVendor;
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///
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/// The particular revision of the firmware.
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///
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UINT32 MmFirmwareRevision;
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EFI_MM_INSTALL_CONFIGURATION_TABLE MmInstallConfigurationTable;
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///
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/// I/O Service
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///
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EFI_MM_CPU_IO_PROTOCOL MmIo;
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///
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/// Runtime memory services
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///
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EFI_ALLOCATE_POOL MmAllocatePool;
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EFI_FREE_POOL MmFreePool;
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EFI_ALLOCATE_PAGES MmAllocatePages;
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EFI_FREE_PAGES MmFreePages;
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///
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/// MP service
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///
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EFI_MM_STARTUP_THIS_AP MmStartupThisAp;
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///
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/// CPU information records
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///
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///
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/// A number between zero and and the NumberOfCpus field. This field designates
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/// which processor is executing the MM infrastructure.
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///
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UINTN CurrentlyExecutingCpu;
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///
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/// The number of possible processors in the platform. This is a 1 based counter.
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///
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UINTN NumberOfCpus;
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///
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/// Points to an array, where each element describes the number of bytes in the
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/// corresponding save state specified by CpuSaveState. There are always
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/// NumberOfCpus entries in the array.
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///
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UINTN *CpuSaveStateSize;
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///
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/// Points to an array, where each element is a pointer to a CPU save state. The
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/// corresponding element in CpuSaveStateSize specifies the number of bytes in the
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/// save state area. There are always NumberOfCpus entries in the array.
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///
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VOID **CpuSaveState;
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///
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/// Extensibility table
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///
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///
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/// The number of UEFI Configuration Tables in the buffer MmConfigurationTable.
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///
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UINTN NumberOfTableEntries;
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///
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/// A pointer to the UEFI Configuration Tables. The number of entries in the table is
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/// NumberOfTableEntries.
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///
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EFI_CONFIGURATION_TABLE *MmConfigurationTable;
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///
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/// Protocol services
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///
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EFI_INSTALL_PROTOCOL_INTERFACE MmInstallProtocolInterface;
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EFI_UNINSTALL_PROTOCOL_INTERFACE MmUninstallProtocolInterface;
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EFI_HANDLE_PROTOCOL MmHandleProtocol;
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EFI_MM_REGISTER_PROTOCOL_NOTIFY MmRegisterProtocolNotify;
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EFI_LOCATE_HANDLE MmLocateHandle;
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EFI_LOCATE_PROTOCOL MmLocateProtocol;
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///
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/// MMI Management functions
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///
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EFI_MM_INTERRUPT_MANAGE MmiManage;
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EFI_MM_INTERRUPT_REGISTER MmiHandlerRegister;
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EFI_MM_INTERRUPT_UNREGISTER MmiHandlerUnRegister;
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};
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#endif
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