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Diffstat (limited to 'MdePkg/Include/Pi/PiMmCis.h')
| -rw-r--r-- | MdePkg/Include/Pi/PiMmCis.h | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/MdePkg/Include/Pi/PiMmCis.h b/MdePkg/Include/Pi/PiMmCis.h new file mode 100644 index 000000000000..a802ad076af9 --- /dev/null +++ b/MdePkg/Include/Pi/PiMmCis.h @@ -0,0 +1,345 @@ +/** @file + Common definitions in the Platform Initialization Specification version 1.5 + VOLUME 4 Management Mode Core Interface version. + + Copyright (c) 2017, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef _PI_MMCIS_H_ +#define _PI_MMCIS_H_ + +#include <Pi/PiMultiPhase.h> +#include <Protocol/MmCpuIo.h> + +typedef struct _EFI_MM_SYSTEM_TABLE EFI_MM_SYSTEM_TABLE; + +/// +/// The Management Mode System Table (MMST) signature +/// +#define MM_MMST_SIGNATURE SIGNATURE_32 ('S', 'M', 'S', 'T') +/// +/// The Management Mode System Table (MMST) revision is 1.6 +/// +#define MM_SPECIFICATION_MAJOR_REVISION 1 +#define MM_SPECIFICATION_MINOR_REVISION 60 +#define EFI_MM_SYSTEM_TABLE_REVISION ((MM_SPECIFICATION_MAJOR_REVISION<<16) | (MM_SPECIFICATION_MINOR_REVISION)) + +/** + Adds, updates, or removes a configuration table entry from the Management Mode System Table. + + The MmInstallConfigurationTable() function is used to maintain the list + of configuration tables that are stored in the Management Mode 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[in] SystemTable A pointer to the MM System Table (MMST). + @param[in] Guid A pointer to the GUID for the entry to add, update, or remove. + @param[in] Table A pointer to the buffer of the table to add. + @param[in] 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. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_MM_INSTALL_CONFIGURATION_TABLE)( + IN CONST EFI_MM_SYSTEM_TABLE *SystemTable, + IN CONST EFI_GUID *Guid, + IN VOID *Table, + IN UINTN TableSize + ); + +/** + This service lets the caller to get one distinct application processor (AP) to execute + a caller-provided code stream while in MM. + + @param[in] Procedure A pointer to the code stream to be run on the designated + AP of the system. + @param[in] CpuNumber The zero-based index of the processor number of the AP + on which the code stream is supposed to run. + @param[in,out] ProcArguments Allows the caller to pass a list of parameters to the code + that is run by the AP. + + @retval EFI_SUCCESS The call was successful and the return parameters are valid. + @retval EFI_INVALID_PARAMETER The input arguments are out of range. + @retval EFI_INVALID_PARAMETER The CPU requested is not available on this SMI invocation. + @retval EFI_INVALID_PARAMETER The CPU cannot support an additional service invocation. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_MM_STARTUP_THIS_AP)( + IN EFI_AP_PROCEDURE Procedure, + IN UINTN CpuNumber, + IN OUT VOID *ProcArguments OPTIONAL + ); + +/** + Function prototype for protocol install notification. + + @param[in] Protocol Points to the protocol's unique identifier. + @param[in] Interface Points to the interface instance. + @param[in] Handle The handle on which the interface was installed. + + @return Status Code +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_MM_NOTIFY_FN)( + IN CONST EFI_GUID *Protocol, + IN VOID *Interface, + IN EFI_HANDLE Handle + ); + +/** + Register a callback function be called when a particular protocol interface is installed. + + The MmRegisterProtocolNotify() function creates a registration Function that is to be + called whenever a protocol interface is installed for Protocol by + MmInstallProtocolInterface(). + If Function == NULL and Registration is an existing registration, then the callback is unhooked. + + @param[in] Protocol The unique ID of the protocol for which the event is to be registered. + @param[in] Function Points to the notification function. + @param[out] Registration A pointer to a memory location to receive the registration value. + + @retval EFI_SUCCESS Successfully returned the registration record + that has been added or unhooked. + @retval EFI_INVALID_PARAMETER Protocol is NULL or Registration is NULL. + @retval EFI_OUT_OF_RESOURCES Not enough memory resource to finish the request. + @retval EFI_NOT_FOUND If the registration is not found when Function == NULL. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_MM_REGISTER_PROTOCOL_NOTIFY)( + IN CONST EFI_GUID *Protocol, + IN EFI_MM_NOTIFY_FN Function, + OUT VOID **Registration + ); + +/** + Manage MMI of a particular type. + + @param[in] HandlerType Points to the handler type or NULL for root MMI handlers. + @param[in] Context Points to an optional context buffer. + @param[in,out] CommBuffer Points to the optional communication buffer. + @param[in,out] CommBufferSize Points to the size of the optional communication buffer. + + @retval EFI_WARN_INTERRUPT_SOURCE_PENDING Interrupt source was processed successfully but not quiesced. + @retval EFI_INTERRUPT_PENDING One or more SMI sources could not be quiesced. + @retval EFI_NOT_FOUND Interrupt source was not handled or quiesced. + @retval EFI_SUCCESS Interrupt source was handled and quiesced. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_MM_INTERRUPT_MANAGE)( + IN CONST EFI_GUID *HandlerType, + IN CONST VOID *Context OPTIONAL, + IN OUT VOID *CommBuffer OPTIONAL, + IN OUT UINTN *CommBufferSize OPTIONAL + ); + +/** + Main entry point for an MM handler dispatch or communicate-based callback. + + @param[in] DispatchHandle The unique handle assigned to this handler by MmiHandlerRegister(). + @param[in] Context Points to an optional handler context which was specified when the + handler was registered. + @param[in,out] CommBuffer A pointer to a collection of data in memory that will + be conveyed from a non-MM environment into an MM environment. + @param[in,out] CommBufferSize The size of the CommBuffer. + + @retval EFI_SUCCESS The interrupt was handled and quiesced. No other handlers + should still be called. + @retval EFI_WARN_INTERRUPT_SOURCE_QUIESCED The interrupt has been quiesced but other handlers should + still be called. + @retval EFI_WARN_INTERRUPT_SOURCE_PENDING The interrupt is still pending and other handlers should still + be called. + @retval EFI_INTERRUPT_PENDING The interrupt could not be quiesced. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_MM_HANDLER_ENTRY_POINT)( + IN EFI_HANDLE DispatchHandle, + IN CONST VOID *Context OPTIONAL, + IN OUT VOID *CommBuffer OPTIONAL, + IN OUT UINTN *CommBufferSize OPTIONAL + ); + +/** + Registers a handler to execute within MM. + + @param[in] Handler Handler service function pointer. + @param[in] HandlerType Points to the handler type or NULL for root MMI handlers. + @param[out] DispatchHandle On return, contains a unique handle which can be used to later + unregister the handler function. + + @retval EFI_SUCCESS MMI handler added successfully. + @retval EFI_INVALID_PARAMETER Handler is NULL or DispatchHandle is NULL. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_MM_INTERRUPT_REGISTER)( + IN EFI_MM_HANDLER_ENTRY_POINT Handler, + IN CONST EFI_GUID *HandlerType OPTIONAL, + OUT EFI_HANDLE *DispatchHandle + ); + +/** + Unregister a handler in MM. + + @param[in] 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. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_MM_INTERRUPT_UNREGISTER)( + IN EFI_HANDLE DispatchHandle + ); + +/// +/// Processor information and functionality needed by MM Foundation. +/// +typedef struct _EFI_MM_ENTRY_CONTEXT { + EFI_MM_STARTUP_THIS_AP MmStartupThisAp; + /// + /// A number between zero and the NumberOfCpus field. This field designates which + /// processor is executing the MM Foundation. + /// + UINTN CurrentlyExecutingCpu; + /// + /// The number of possible processors in the platform. This is a 1 based + /// counter. This does not indicate the number of processors that entered MM. + /// + UINTN NumberOfCpus; + /// + /// Points to an array, where each element describes the number of bytes in the + /// corresponding save state specified by CpuSaveState. There are always + /// NumberOfCpus entries in the array. + /// + UINTN *CpuSaveStateSize; + /// + /// Points to an array, where each element is a pointer to a CPU save state. The + /// corresponding element in CpuSaveStateSize specifies the number of bytes in the + /// save state area. There are always NumberOfCpus entries in the array. + /// + VOID **CpuSaveState; +} EFI_MM_ENTRY_CONTEXT; + +/** + This function is the main entry point to the MM Foundation. + + @param[in] MmEntryContext Processor information and functionality needed by MM Foundation. +**/ +typedef +VOID +(EFIAPI *EFI_MM_ENTRY_POINT)( + IN CONST EFI_MM_ENTRY_CONTEXT *MmEntryContext + ); + +/// +/// Management Mode System Table (MMST) +/// +/// The Management Mode System Table (MMST) is a table that contains a collection of common +/// services for managing MMRAM allocation and providing basic I/O services. These services are +/// intended for both preboot and runtime usage. +/// +struct _EFI_MM_SYSTEM_TABLE { + /// + /// The table header for the SMST. + /// + EFI_TABLE_HEADER Hdr; + /// + /// A pointer to a NULL-terminated Unicode string containing the vendor name. + /// It is permissible for this pointer to be NULL. + /// + CHAR16 *MmFirmwareVendor; + /// + /// The particular revision of the firmware. + /// + UINT32 MmFirmwareRevision; + + EFI_MM_INSTALL_CONFIGURATION_TABLE MmInstallConfigurationTable; + + /// + /// I/O Service + /// + EFI_MM_CPU_IO_PROTOCOL MmIo; + + /// + /// Runtime memory services + /// + EFI_ALLOCATE_POOL MmAllocatePool; + EFI_FREE_POOL MmFreePool; + EFI_ALLOCATE_PAGES MmAllocatePages; + EFI_FREE_PAGES MmFreePages; + + /// + /// MP service + /// + EFI_MM_STARTUP_THIS_AP MmStartupThisAp; + + /// + /// CPU information records + /// + + /// + /// A number between zero and and the NumberOfCpus field. This field designates + /// which processor is executing the MM infrastructure. + /// + UINTN CurrentlyExecutingCpu; + /// + /// The number of possible processors in the platform. This is a 1 based counter. + /// + UINTN NumberOfCpus; + /// + /// Points to an array, where each element describes the number of bytes in the + /// corresponding save state specified by CpuSaveState. There are always + /// NumberOfCpus entries in the array. + /// + UINTN *CpuSaveStateSize; + /// + /// Points to an array, where each element is a pointer to a CPU save state. The + /// corresponding element in CpuSaveStateSize specifies the number of bytes in the + /// save state area. There are always NumberOfCpus entries in the array. + /// + VOID **CpuSaveState; + + /// + /// Extensibility table + /// + + /// + /// The number of UEFI Configuration Tables in the buffer MmConfigurationTable. + /// + UINTN NumberOfTableEntries; + /// + /// A pointer to the UEFI Configuration Tables. The number of entries in the table is + /// NumberOfTableEntries. + /// + EFI_CONFIGURATION_TABLE *MmConfigurationTable; + + /// + /// Protocol services + /// + EFI_INSTALL_PROTOCOL_INTERFACE MmInstallProtocolInterface; + EFI_UNINSTALL_PROTOCOL_INTERFACE MmUninstallProtocolInterface; + EFI_HANDLE_PROTOCOL MmHandleProtocol; + EFI_MM_REGISTER_PROTOCOL_NOTIFY MmRegisterProtocolNotify; + EFI_LOCATE_HANDLE MmLocateHandle; + EFI_LOCATE_PROTOCOL MmLocateProtocol; + + /// + /// MMI Management functions + /// + EFI_MM_INTERRUPT_MANAGE MmiManage; + EFI_MM_INTERRUPT_REGISTER MmiHandlerRegister; + EFI_MM_INTERRUPT_UNREGISTER MmiHandlerUnRegister; +}; + +#endif |