mirror of https://github.com/acidanthera/audk.git
122 lines
4.4 KiB
C
122 lines
4.4 KiB
C
/** @file
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Copyright (c) 2017 - 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 _RESET_SYSTEM2_H_
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#define _RESET_SYSTEM2_H_
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#include <Uefi.h>
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#include <PiPei.h>
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#include <Ppi/Reset2.h>
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#include <Ppi/PlatformSpecificResetFilter.h>
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#include <Ppi/PlatformSpecificResetNotification.h>
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#include <Ppi/PlatformSpecificResetHandler.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/DebugLib.h>
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#include <Library/PeiServicesLib.h>
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#include <Library/HobLib.h>
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#include <Library/ResetSystemLib.h>
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#include <Library/ReportStatusCodeLib.h>
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//
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// The maximum recursion depth to ResetSystem() by reset notification handlers
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//
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#define MAX_RESET_NOTIFY_DEPTH 10
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//
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// Data to put in GUIDed HOB
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//
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typedef struct {
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UINT32 Signature;
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UINT32 Count;
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EFI_RESET_SYSTEM ResetFilters[0]; // ResetFilters[PcdGet32 (PcdMaximumResetNotifies)]
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} RESET_FILTER_LIST;
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#define RESET_FILTER_LIST_SIGNATURE SIGNATURE_32('r', 's', 't', 'l')
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typedef struct {
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EDKII_PLATFORM_SPECIFIC_RESET_FILTER_PPI ResetFilter;
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EFI_GUID *Guid;
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} RESET_FILTER_INSTANCE;
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/**
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Resets the entire platform.
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@param[in] ResetType The type of reset to perform.
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@param[in] ResetStatus The status code for the reset.
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@param[in] DataSize The size, in bytes, of ResetData.
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@param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or
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EfiResetShutdown the data buffer starts with a Null-terminated
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string, optionally followed by additional binary data.
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The string is a description that the caller may use to further
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indicate the reason for the system reset.
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For a ResetType of EfiResetPlatformSpecific the data buffer
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also starts with a Null-terminated string that is followed
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by an EFI_GUID that describes the specific type of reset to perform.
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**/
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VOID
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EFIAPI
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ResetSystem2 (
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IN EFI_RESET_TYPE ResetType,
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IN EFI_STATUS ResetStatus,
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IN UINTN DataSize,
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IN VOID *ResetData OPTIONAL
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);
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/**
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Register a notification function to be called when ResetSystem() is called.
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The RegisterResetNotify() function registers a notification function that is called when
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ResetSystem()is called and prior to completing the reset of the platform.
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The registered functions must not perform a platform reset themselves. These
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notifications are intended only for the notification of components which may need some
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special-purpose maintenance prior to the platform resetting.
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@param[in] This A pointer to the EDKII_PLATFORM_SPECIFIC_RESET_FILTER_PPI instance.
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@param[in] ResetFunction Points to the function to be called when a ResetSystem() is executed.
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@retval EFI_SUCCESS The reset notification function was successfully registered.
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@retval EFI_INVALID_PARAMETER ResetFunction is NULL.
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@retval EFI_OUT_OF_RESOURCES There are not enough resources available to register the reset notification function.
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@retval EFI_ALREADY_STARTED The reset notification function specified by ResetFunction has already been registered.
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**/
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EFI_STATUS
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EFIAPI
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RegisterResetNotify (
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IN EDKII_PLATFORM_SPECIFIC_RESET_FILTER_PPI *This,
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IN EFI_RESET_SYSTEM ResetFunction
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);
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/**
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Unregister a notification function.
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The UnregisterResetNotify() function removes the previously registered
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notification using RegisterResetNotify().
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@param[in] This A pointer to the EFI_RESET_NOTIFICATION_PROTOCOL instance.
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@param[in] ResetFunction The pointer to the ResetFunction being unregistered.
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@retval EFI_SUCCESS The reset notification function was unregistered.
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@retval EFI_INVALID_PARAMETER ResetFunction is NULL.
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@retval EFI_INVALID_PARAMETER The reset notification function specified by ResetFunction was not previously
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registered using RegisterResetNotify().
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**/
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EFI_STATUS
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EFIAPI
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UnregisterResetNotify (
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IN EFI_RESET_NOTIFICATION_PROTOCOL *This,
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IN EFI_RESET_SYSTEM ResetFunction
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);
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#endif
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