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139 lines
3.5 KiB
C
139 lines
3.5 KiB
C
/** @file
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The Esrt Management Protocol used to register/set/update an updatable firmware resource .
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Copyright (c) 2015 - 2018, 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 _ESRT_MANAGEMENT_H_
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#define _ESRT_MANAGEMENT_H_
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#include <Guid/SystemResourceTable.h>
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///
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/// Global ID for the ESRT_MANAGEMENT_PROTOCOL.
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///
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#define ESRT_MANAGEMENT_PROTOCOL_GUID \
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{ \
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0xa340c064, 0x723c, 0x4a9c, { 0xa4, 0xdd, 0xd5, 0xb4, 0x7a, 0x26, 0xfb, 0xb0 } \
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}
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///
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/// Forward declaration for the _ESRT_MANAGEMENT_PROTOCOL.
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///
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typedef struct _ESRT_MANAGEMENT_PROTOCOL ESRT_MANAGEMENT_PROTOCOL;
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/**
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Get Variable name and data by Esrt Entry FwClass
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@param[in] FwClass FwClass of Esrt entry to get
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@param[in out] Entry Esrt entry returned
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@retval EFI_SUCCESS The variable saving this Esrt Entry exists.
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@retval EF_NOT_FOUND No correct variable found.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *GET_ESRT_ENTRY)(
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IN EFI_GUID *FwClass,
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IN OUT EFI_SYSTEM_RESOURCE_ENTRY *Entry
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);
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/**
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Update one ESRT entry in ESRT Cache.
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@param[in] Entry Esrt entry to be updated
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@retval EFI_SUCCESS Successfully update an ESRT entry in cache.
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@retval EFI_INVALID_PARAMETER Entry does't exist in ESRT Cache
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@retval EFI_WRITE_PROTECTED ESRT Cache repositoy is locked
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**/
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typedef
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EFI_STATUS
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(EFIAPI *UPDATE_ESRT_ENTRY)(
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IN EFI_SYSTEM_RESOURCE_ENTRY *Entry
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);
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/**
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Non-FMP instance to unregister Esrt Entry from ESRT Cache.
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@param[in] FwClass FwClass of Esrt entry to Unregister
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@retval EFI_SUCCESS Insert all entries Successfully
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@retval EFI_NOT_FOUND FwClass does not exsit
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**/
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typedef
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EFI_STATUS
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(EFIAPI *UNREGISTER_ESRT_ENTRY)(
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IN EFI_GUID *FwClass
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);
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/**
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Non-FMP instance to register one ESRT entry into ESRT Cache.
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@param[in] Entry Esrt entry to be set
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@retval EFI_SUCCESS Successfully set a variable.
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@retval EFI_INVALID_PARAMETER ESRT Entry is already exist
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@retval EFI_OUT_OF_RESOURCES Non-FMP ESRT repository is full
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**/
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typedef
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EFI_STATUS
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(EFIAPI *REGISTER_ESRT_ENTRY)(
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IN EFI_SYSTEM_RESOURCE_ENTRY *Entry
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);
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/**
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This function syn up Cached ESRT with data from FMP instances
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Function should be called after Connect All in order to locate all FMP protocols
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installed
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@retval EFI_SUCCESS Successfully sync cache repository from FMP instances
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@retval EFI_NOT_FOUND No FMP Instance are found
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@retval EFI_OUT_OF_RESOURCES Resource allocaton fail
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**/
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typedef
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EFI_STATUS
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(EFIAPI *SYNC_ESRT_FMP)(
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VOID
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);
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/**
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This function locks up Esrt repository to be readonly. It should be called
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before gEfiEndOfDxeEventGroupGuid event signaled
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@retval EFI_SUCCESS Locks up FMP Non-FMP repository successfully
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**/
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typedef
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EFI_STATUS
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(EFIAPI *LOCK_ESRT_REPOSITORY)(
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VOID
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);
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struct _ESRT_MANAGEMENT_PROTOCOL {
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GET_ESRT_ENTRY GetEsrtEntry;
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UPDATE_ESRT_ENTRY UpdateEsrtEntry;
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REGISTER_ESRT_ENTRY RegisterEsrtEntry;
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UNREGISTER_ESRT_ENTRY UnRegisterEsrtEntry;
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SYNC_ESRT_FMP SyncEsrtFmp;
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LOCK_ESRT_REPOSITORY LockEsrtRepository;
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};
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extern EFI_GUID gEsrtManagementProtocolGuid;
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#endif // #ifndef _ESRT_MANAGEMENT_H_
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