718 lines
17 KiB
C
718 lines
17 KiB
C
#ifndef _EFI_API_H
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#define _EFI_API_H
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/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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efiapi.h
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Abstract:
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Global EFI runtime & boot service interfaces
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Revision History
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--*/
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/*
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* EFI Specification Revision
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*/
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#define EFI_SPECIFICATION_MAJOR_REVISION 0
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#define EFI_SPECIFICATION_MINOR_REVISION 99
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/*
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* Declare forward referenced data structures
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*/
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INTERFACE_DECL(_EFI_SYSTEM_TABLE);
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/*
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* EFI Memory
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*/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_ALLOCATE_PAGES) (
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IN EFI_ALLOCATE_TYPE Type,
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IN EFI_MEMORY_TYPE MemoryType,
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IN UINTN NoPages,
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OUT EFI_PHYSICAL_ADDRESS *Memory
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_FREE_PAGES) (
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IN EFI_PHYSICAL_ADDRESS Memory,
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IN UINTN NoPages
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_GET_MEMORY_MAP) (
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IN OUT UINTN *MemoryMapSize,
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IN OUT EFI_MEMORY_DESCRIPTOR *MemoryMap,
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OUT UINTN *MapKey,
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OUT UINTN *DescriptorSize,
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OUT UINT32 *DescriptorVersion
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);
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#define NextMemoryDescriptor(Ptr,Size) ((EFI_MEMORY_DESCRIPTOR *) (((UINT8 *) Ptr) + Size))
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typedef
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EFI_STATUS
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(EFIAPI *EFI_ALLOCATE_POOL) (
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IN EFI_MEMORY_TYPE PoolType,
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IN UINTN Size,
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OUT VOID **Buffer
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_FREE_POOL) (
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IN VOID *Buffer
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SET_VIRTUAL_ADDRESS_MAP) (
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IN UINTN MemoryMapSize,
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IN UINTN DescriptorSize,
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IN UINT32 DescriptorVersion,
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IN EFI_MEMORY_DESCRIPTOR *VirtualMap
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);
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#define EFI_OPTIONAL_PTR 0x00000001
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#define EFI_INTERNAL_FNC 0x00000002 /* Pointer to internal runtime fnc */
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#define EFI_INTERNAL_PTR 0x00000004 /* Pointer to internal runtime data */
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typedef
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EFI_STATUS
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(EFIAPI *EFI_CONVERT_POINTER) (
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IN UINTN DebugDisposition,
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IN OUT VOID **Address
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);
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/*
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* EFI Events
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*/
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#define EVT_TIMER 0x80000000
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#define EVT_RUNTIME 0x40000000
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#define EVT_RUNTIME_CONTEXT 0x20000000
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#define EVT_NOTIFY_WAIT 0x00000100
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#define EVT_NOTIFY_SIGNAL 0x00000200
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#define EVT_SIGNAL_EXIT_BOOT_SERVICES 0x00000201
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#define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE 0x60000202
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#define EVT_EFI_SIGNAL_MASK 0x000000FF
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#define EVT_EFI_SIGNAL_MAX 2
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typedef
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VOID
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(EFIAPI *EFI_EVENT_NOTIFY) (
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IN EFI_EVENT Event,
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IN VOID *Context
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_CREATE_EVENT) (
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IN UINT32 Type,
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IN EFI_TPL NotifyTpl,
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IN EFI_EVENT_NOTIFY NotifyFunction,
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IN VOID *NotifyContext,
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OUT EFI_EVENT *Event
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);
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typedef enum {
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TimerCancel,
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TimerPeriodic,
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TimerRelative,
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TimerTypeMax
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} EFI_TIMER_DELAY;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SET_TIMER) (
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IN EFI_EVENT Event,
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IN EFI_TIMER_DELAY Type,
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IN UINT64 TriggerTime
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SIGNAL_EVENT) (
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IN EFI_EVENT Event
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_WAIT_FOR_EVENT) (
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IN UINTN NumberOfEvents,
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IN EFI_EVENT *Event,
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OUT UINTN *Index
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_CLOSE_EVENT) (
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IN EFI_EVENT Event
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_CHECK_EVENT) (
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IN EFI_EVENT Event
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);
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/*
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* Task priority level
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*/
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#define TPL_APPLICATION 4
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#define TPL_CALLBACK 8
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#define TPL_NOTIFY 16
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#define TPL_HIGH_LEVEL 31
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typedef
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EFI_TPL
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(EFIAPI *EFI_RAISE_TPL) (
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IN EFI_TPL NewTpl
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);
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typedef
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VOID
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(EFIAPI *EFI_RESTORE_TPL) (
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IN EFI_TPL OldTpl
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);
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/*
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* EFI platform varibles
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*/
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#define EFI_GLOBAL_VARIABLE \
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{ 0x8BE4DF61, 0x93CA, 0x11d2, 0xAA, 0x0D, 0x00, 0xE0, 0x98, 0x03, 0x2B, 0x8C }
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/* Variable attributes */
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#define EFI_VARIABLE_NON_VOLATILE 0x00000001
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#define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x00000002
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#define EFI_VARIABLE_RUNTIME_ACCESS 0x00000004
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typedef
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EFI_STATUS
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(EFIAPI *EFI_GET_VARIABLE) (
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IN CHAR16 *VariableName,
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IN EFI_GUID *VendorGuid,
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OUT UINT32 *Attributes OPTIONAL,
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IN OUT UINTN *DataSize,
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OUT VOID *Data
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_GET_NEXT_VARIABLE_NAME) (
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IN OUT UINTN *VariableNameSize,
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IN OUT CHAR16 *VariableName,
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IN OUT EFI_GUID *VendorGuid
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SET_VARIABLE) (
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IN CHAR16 *VariableName,
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IN EFI_GUID *VendorGuid,
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IN UINT32 Attributes,
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IN UINTN DataSize,
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IN VOID *Data
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);
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/*
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* EFI Time
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*/
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typedef struct {
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UINT32 Resolution; /* 1e-6 parts per million */
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UINT32 Accuracy; /* hertz */
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BOOLEAN SetsToZero; /* Set clears sub-second time */
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} EFI_TIME_CAPABILITIES;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_GET_TIME) (
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OUT EFI_TIME *Time,
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OUT EFI_TIME_CAPABILITIES *Capabilities OPTIONAL
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SET_TIME) (
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IN EFI_TIME *Time
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_GET_WAKEUP_TIME) (
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OUT BOOLEAN *Enabled,
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OUT BOOLEAN *Pending,
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OUT EFI_TIME *Time
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SET_WAKEUP_TIME) (
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IN BOOLEAN Enable,
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IN EFI_TIME *Time OPTIONAL
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);
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/*
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* Image functions
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*/
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/* PE32+ Subsystem type for EFI images */
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#if !defined(IMAGE_SUBSYSTEM_EFI_APPLICATION)
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#define IMAGE_SUBSYSTEM_EFI_APPLICATION 10
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#define IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER 11
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#define IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER 12
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#endif
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/* PE32+ Machine type for EFI images */
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#if !defined(EFI_IMAGE_MACHINE_IA32)
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#define EFI_IMAGE_MACHINE_IA32 0x014c
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#endif
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#if !defined(EFI_IMAGE_MACHINE_IA64)
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#define EFI_IMAGE_MACHINE_IA64 0x0200
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#endif
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/* Image Entry prototype */
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typedef
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EFI_STATUS
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(EFIAPI *EFI_IMAGE_ENTRY_POINT) (
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IN EFI_HANDLE ImageHandle,
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IN struct _EFI_SYSTEM_TABLE *SystemTable
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_IMAGE_LOAD) (
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IN BOOLEAN BootPolicy,
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IN EFI_HANDLE ParentImageHandle,
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IN EFI_DEVICE_PATH *FilePath,
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IN VOID *SourceBuffer OPTIONAL,
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IN UINTN SourceSize,
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OUT EFI_HANDLE *ImageHandle
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_IMAGE_START) (
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IN EFI_HANDLE ImageHandle,
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OUT UINTN *ExitDataSize,
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OUT CHAR16 **ExitData OPTIONAL
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_EXIT) (
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IN EFI_HANDLE ImageHandle,
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IN EFI_STATUS ExitStatus,
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IN UINTN ExitDataSize,
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IN CHAR16 *ExitData OPTIONAL
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_IMAGE_UNLOAD) (
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IN EFI_HANDLE ImageHandle
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);
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/* Image handle */
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#define LOADED_IMAGE_PROTOCOL \
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{ 0x5B1B31A1, 0x9562, 0x11d2, 0x8E, 0x3F, 0x00, 0xA0, 0xC9, 0x69, 0x72, 0x3B }
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#define EFI_IMAGE_INFORMATION_REVISION 0x1000
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typedef struct {
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UINT32 Revision;
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EFI_HANDLE ParentHandle;
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struct _EFI_SYSTEM_TABLE *SystemTable;
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/* Source location of image */
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EFI_HANDLE DeviceHandle;
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EFI_DEVICE_PATH *FilePath;
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VOID *Reserved;
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/* Images load options */
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UINT32 LoadOptionsSize;
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VOID *LoadOptions;
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/* Location of where image was loaded */
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VOID *ImageBase;
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UINT64 ImageSize;
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EFI_MEMORY_TYPE ImageCodeType;
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EFI_MEMORY_TYPE ImageDataType;
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/* If the driver image supports a dynamic unload request */
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EFI_IMAGE_UNLOAD Unload;
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} EFI_LOADED_IMAGE;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_EXIT_BOOT_SERVICES) (
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IN EFI_HANDLE ImageHandle,
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IN UINTN MapKey
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);
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/*
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* Misc
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*/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_STALL) (
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IN UINTN Microseconds
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SET_WATCHDOG_TIMER) (
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IN UINTN Timeout,
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IN UINT64 WatchdogCode,
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IN UINTN DataSize,
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IN CHAR16 *WatchdogData OPTIONAL
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);
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typedef enum {
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EfiResetCold,
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EfiResetWarm
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} EFI_RESET_TYPE;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_RESET_SYSTEM) (
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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 CHAR16 *ResetData OPTIONAL
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_GET_NEXT_MONOTONIC_COUNT) (
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OUT UINT64 *Count
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_GET_NEXT_HIGH_MONO_COUNT) (
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OUT UINT32 *HighCount
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);
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/*
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* Protocol handler functions
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*/
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typedef enum {
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EFI_NATIVE_INTERFACE,
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EFI_PCODE_INTERFACE
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} EFI_INTERFACE_TYPE;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_INSTALL_PROTOCOL_INTERFACE) (
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IN OUT EFI_HANDLE *Handle,
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IN EFI_GUID *Protocol,
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IN EFI_INTERFACE_TYPE InterfaceType,
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IN VOID *Interface
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_REINSTALL_PROTOCOL_INTERFACE) (
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IN EFI_HANDLE Handle,
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IN EFI_GUID *Protocol,
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IN VOID *OldInterface,
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IN VOID *NewInterface
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_UNINSTALL_PROTOCOL_INTERFACE) (
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IN EFI_HANDLE Handle,
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IN EFI_GUID *Protocol,
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IN VOID *Interface
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_HANDLE_PROTOCOL) (
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IN EFI_HANDLE Handle,
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IN EFI_GUID *Protocol,
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OUT VOID **Interface
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_REGISTER_PROTOCOL_NOTIFY) (
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IN EFI_GUID *Protocol,
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IN EFI_EVENT Event,
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OUT VOID **Registration
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);
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typedef enum {
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AllHandles,
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ByRegisterNotify,
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ByProtocol
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} EFI_LOCATE_SEARCH_TYPE;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_LOCATE_HANDLE) (
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IN EFI_LOCATE_SEARCH_TYPE SearchType,
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IN EFI_GUID *Protocol OPTIONAL,
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IN VOID *SearchKey OPTIONAL,
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IN OUT UINTN *BufferSize,
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OUT EFI_HANDLE *Buffer
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_LOCATE_DEVICE_PATH) (
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IN EFI_GUID *Protocol,
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IN OUT EFI_DEVICE_PATH **DevicePath,
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OUT EFI_HANDLE *Device
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_INSTALL_CONFIGURATION_TABLE) (
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IN EFI_GUID *Guid,
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IN VOID *Table
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_RESERVED_SERVICE) (
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);
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/*
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* Standard EFI table header
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*/
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typedef struct _EFI_TABLE_HEARDER {
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UINT64 Signature;
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UINT32 Revision;
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UINT32 HeaderSize;
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UINT32 CRC32;
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UINT32 Reserved;
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} EFI_TABLE_HEADER;
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/*
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* EFI Runtime Serivces Table
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*/
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#define EFI_RUNTIME_SERVICES_SIGNATURE 0x56524553544e5552
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#define EFI_RUNTIME_SERVICES_REVISION (EFI_SPECIFICATION_MAJOR_REVISION<<16) | (EFI_SPECIFICATION_MINOR_REVISION)
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typedef struct {
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EFI_TABLE_HEADER Hdr;
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/*
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* Time services
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*/
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EFI_GET_TIME GetTime;
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EFI_SET_TIME SetTime;
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EFI_GET_WAKEUP_TIME GetWakeupTime;
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EFI_SET_WAKEUP_TIME SetWakeupTime;
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/*
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* Virtual memory services
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*/
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EFI_SET_VIRTUAL_ADDRESS_MAP SetVirtualAddressMap;
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EFI_CONVERT_POINTER ConvertPointer;
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/*
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* Variable serviers
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*/
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EFI_GET_VARIABLE GetVariable;
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EFI_GET_NEXT_VARIABLE_NAME GetNextVariableName;
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EFI_SET_VARIABLE SetVariable;
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/*
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* Misc
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*/
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EFI_GET_NEXT_HIGH_MONO_COUNT GetNextHighMonotonicCount;
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EFI_RESET_SYSTEM ResetSystem;
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} EFI_RUNTIME_SERVICES;
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/*
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* EFI Boot Services Table
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*/
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#define EFI_BOOT_SERVICES_SIGNATURE 0x56524553544f4f42
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#define EFI_BOOT_SERVICES_REVISION (EFI_SPECIFICATION_MAJOR_REVISION<<16) | (EFI_SPECIFICATION_MINOR_REVISION)
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typedef struct _EFI_BOOT_SERVICES {
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EFI_TABLE_HEADER Hdr;
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/*
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* Task priority functions
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*/
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EFI_RAISE_TPL RaiseTPL;
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EFI_RESTORE_TPL RestoreTPL;
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/*
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* Memory functions
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*/
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EFI_ALLOCATE_PAGES AllocatePages;
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EFI_FREE_PAGES FreePages;
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EFI_GET_MEMORY_MAP GetMemoryMap;
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EFI_ALLOCATE_POOL AllocatePool;
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EFI_FREE_POOL FreePool;
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/*
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* Event & timer functions
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*/
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EFI_CREATE_EVENT CreateEvent;
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EFI_SET_TIMER SetTimer;
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EFI_WAIT_FOR_EVENT WaitForEvent;
|
|
EFI_SIGNAL_EVENT SignalEvent;
|
|
EFI_CLOSE_EVENT CloseEvent;
|
|
EFI_CHECK_EVENT CheckEvent;
|
|
|
|
/*
|
|
* Protocol handler functions
|
|
*/
|
|
|
|
EFI_INSTALL_PROTOCOL_INTERFACE InstallProtocolInterface;
|
|
EFI_REINSTALL_PROTOCOL_INTERFACE ReinstallProtocolInterface;
|
|
EFI_UNINSTALL_PROTOCOL_INTERFACE UninstallProtocolInterface;
|
|
EFI_HANDLE_PROTOCOL HandleProtocol;
|
|
EFI_HANDLE_PROTOCOL PCHandleProtocol;
|
|
EFI_REGISTER_PROTOCOL_NOTIFY RegisterProtocolNotify;
|
|
EFI_LOCATE_HANDLE LocateHandle;
|
|
EFI_LOCATE_DEVICE_PATH LocateDevicePath;
|
|
EFI_INSTALL_CONFIGURATION_TABLE InstallConfigurationTable;
|
|
|
|
/*
|
|
* Image functions
|
|
*/
|
|
|
|
EFI_IMAGE_LOAD LoadImage;
|
|
EFI_IMAGE_START StartImage;
|
|
EFI_EXIT Exit;
|
|
EFI_IMAGE_UNLOAD UnloadImage;
|
|
EFI_EXIT_BOOT_SERVICES ExitBootServices;
|
|
|
|
/*
|
|
* Misc functions
|
|
*/
|
|
|
|
EFI_GET_NEXT_MONOTONIC_COUNT GetNextMonotonicCount;
|
|
EFI_STALL Stall;
|
|
EFI_SET_WATCHDOG_TIMER SetWatchdogTimer;
|
|
|
|
} EFI_BOOT_SERVICES;
|
|
|
|
|
|
/*
|
|
* EFI Configuration Table and GUID definitions
|
|
*/
|
|
|
|
#define MPS_TABLE_GUID \
|
|
{ 0xeb9d2d2f, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d }
|
|
|
|
#define ACPI_TABLE_GUID \
|
|
{ 0xeb9d2d30, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d }
|
|
|
|
#define ACPI_20_TABLE_GUID \
|
|
{ 0x8868e871, 0xe4f1, 0x11d3, 0xbc, 0x22, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81 }
|
|
|
|
#define SMBIOS_TABLE_GUID \
|
|
{ 0xeb9d2d31, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d }
|
|
|
|
#define SAL_SYSTEM_TABLE_GUID \
|
|
{ 0xeb9d2d32, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d }
|
|
|
|
|
|
typedef struct _EFI_CONFIGURATION_TABLE {
|
|
EFI_GUID VendorGuid;
|
|
VOID *VendorTable;
|
|
} EFI_CONFIGURATION_TABLE;
|
|
|
|
|
|
/*
|
|
* EFI System Table
|
|
*/
|
|
|
|
|
|
|
|
|
|
#define EFI_SYSTEM_TABLE_SIGNATURE 0x5453595320494249
|
|
#define EFI_SYSTEM_TABLE_REVISION (EFI_SPECIFICATION_MAJOR_REVISION<<16) | (EFI_SPECIFICATION_MINOR_REVISION)
|
|
|
|
typedef struct _EFI_SYSTEM_TABLE {
|
|
EFI_TABLE_HEADER Hdr;
|
|
|
|
CHAR16 *FirmwareVendor;
|
|
UINT32 FirmwareRevision;
|
|
|
|
EFI_HANDLE ConsoleInHandle;
|
|
SIMPLE_INPUT_INTERFACE *ConIn;
|
|
|
|
EFI_HANDLE ConsoleOutHandle;
|
|
SIMPLE_TEXT_OUTPUT_INTERFACE *ConOut;
|
|
|
|
EFI_HANDLE StandardErrorHandle;
|
|
SIMPLE_TEXT_OUTPUT_INTERFACE *StdErr;
|
|
|
|
EFI_RUNTIME_SERVICES *RuntimeServices;
|
|
EFI_BOOT_SERVICES *BootServices;
|
|
|
|
UINTN NumberOfTableEntries;
|
|
EFI_CONFIGURATION_TABLE *ConfigurationTable;
|
|
|
|
} EFI_SYSTEM_TABLE;
|
|
|
|
#endif
|