/** @file | |
This code supports the implementation of the Smbios protocol | |
Copyright (c) 2009 - 2021, Intel Corporation. All rights reserved.<BR> | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
**/ | |
#ifndef _SMBIOS_DXE_H_ | |
#define _SMBIOS_DXE_H_ | |
#include <PiDxe.h> | |
#include <Protocol/Smbios.h> | |
#include <IndustryStandard/SmBios.h> | |
#include <Guid/EventGroup.h> | |
#include <Guid/SmBios.h> | |
#include <Library/DebugLib.h> | |
#include <Library/UefiDriverEntryPoint.h> | |
#include <Library/UefiLib.h> | |
#include <Library/BaseLib.h> | |
#include <Library/BaseMemoryLib.h> | |
#include <Library/MemoryAllocationLib.h> | |
#include <Library/UefiBootServicesTableLib.h> | |
#include <Library/PcdLib.h> | |
#include <Library/HobLib.h> | |
#include <UniversalPayload/SmbiosTable.h> | |
#define SMBIOS_INSTANCE_SIGNATURE SIGNATURE_32 ('S', 'B', 'i', 's') | |
typedef struct { | |
UINT32 Signature; | |
EFI_HANDLE Handle; | |
// | |
// Produced protocol | |
// | |
EFI_SMBIOS_PROTOCOL Smbios; | |
// | |
// Updates to record list must be locked. | |
// | |
EFI_LOCK DataLock; | |
// | |
// List of EFI_SMBIOS_ENTRY structures. | |
// | |
LIST_ENTRY DataListHead; | |
// | |
// List of allocated SMBIOS handle. | |
// | |
LIST_ENTRY AllocatedHandleListHead; | |
} SMBIOS_INSTANCE; | |
#define SMBIOS_INSTANCE_FROM_THIS(this) CR (this, SMBIOS_INSTANCE, Smbios, SMBIOS_INSTANCE_SIGNATURE) | |
// | |
// SMBIOS record Header | |
// | |
// An SMBIOS internal Record is an EFI_SMBIOS_RECORD_HEADER followed by (RecordSize - HeaderSize) bytes of | |
// data. The format of the data is defined by the SMBIOS spec. | |
// | |
// | |
#define EFI_SMBIOS_RECORD_HEADER_VERSION 0x0100 | |
typedef struct { | |
UINT16 Version; | |
UINT16 HeaderSize; | |
UINTN RecordSize; | |
EFI_HANDLE ProducerHandle; | |
UINTN NumberOfStrings; | |
} EFI_SMBIOS_RECORD_HEADER; | |
// | |
// Private data structure to contain the SMBIOS record. One record per | |
// structure. SmbiosRecord is a copy of the data passed in and follows RecordHeader . | |
// | |
#define EFI_SMBIOS_ENTRY_SIGNATURE SIGNATURE_32 ('S', 'r', 'e', 'c') | |
typedef struct { | |
UINT32 Signature; | |
LIST_ENTRY Link; | |
EFI_SMBIOS_RECORD_HEADER *RecordHeader; | |
UINTN RecordSize; | |
// | |
// Indicate which table this record is added to. | |
// | |
BOOLEAN Smbios32BitTable; | |
BOOLEAN Smbios64BitTable; | |
} EFI_SMBIOS_ENTRY; | |
#define SMBIOS_ENTRY_FROM_LINK(link) CR (link, EFI_SMBIOS_ENTRY, Link, EFI_SMBIOS_ENTRY_SIGNATURE) | |
// | |
// Private data to contain the Smbios handle that already allocated. | |
// | |
#define SMBIOS_HANDLE_ENTRY_SIGNATURE SIGNATURE_32 ('S', 'h', 'r', 'd') | |
typedef struct { | |
UINT32 Signature; | |
LIST_ENTRY Link; | |
// | |
// Filter driver will register what record guid filter should be used. | |
// | |
EFI_SMBIOS_HANDLE SmbiosHandle; | |
} SMBIOS_HANDLE_ENTRY; | |
#define SMBIOS_HANDLE_ENTRY_FROM_LINK(link) CR (link, SMBIOS_HANDLE_ENTRY, Link, SMBIOS_HANDLE_ENTRY_SIGNATURE) | |
typedef struct { | |
EFI_SMBIOS_TABLE_HEADER Header; | |
UINT8 Tailing[2]; | |
} EFI_SMBIOS_TABLE_END_STRUCTURE; | |
/** | |
Create Smbios Table and installs the Smbios Table to the System Table. | |
@param Smbios32BitTable The flag to update 32-bit table. | |
@param Smbios64BitTable The flag to update 64-bit table. | |
**/ | |
VOID | |
EFIAPI | |
SmbiosTableConstruction ( | |
BOOLEAN Smbios32BitTable, | |
BOOLEAN Smbios64BitTable | |
); | |
/** | |
Validates a SMBIOS 3.0 table entry point. | |
@param TableEntry The SmBios table entry to validate. | |
@param TableAddress On exit, point to the smbios table addres. | |
@param TableMaximumSize On exit, point to the maximum size of the table. | |
@retval TRUE SMBIOS table entry point is valid. | |
@retval FALSE SMBIOS table entry point is malformed. | |
**/ | |
STATIC | |
BOOLEAN | |
IsValidSmbios30Table ( | |
IN VOID *TableEntry, | |
OUT VOID **TableAddress, | |
OUT UINTN *TableMaximumSize, | |
OUT UINT8 *MajorVersion, | |
OUT UINT8 *MinorVersion | |
); | |
/** | |
Validates a SMBIOS 2.0 table entry point. | |
@param TableEntry The SmBios table entry to validate. | |
@param TableAddress On exit, point to the smbios table addres. | |
@param TableMaximumSize On exit, point to the maximum size of the table. | |
@retval TRUE SMBIOS table entry point is valid. | |
@retval FALSE SMBIOS table entry point is malformed. | |
**/ | |
STATIC | |
BOOLEAN | |
IsValidSmbios20Table ( | |
IN VOID *TableEntry, | |
OUT VOID **TableAddress, | |
OUT UINTN *TableMaximumSize, | |
OUT UINT8 *MajorVersion, | |
OUT UINT8 *MinorVersion | |
); | |
/** | |
Validates a SMBIOS table entry point. | |
@param TableEntry The SmBios table entry to validate. | |
@param TableAddress On exit, point to the smbios table addres. | |
@param TableMaximumSize On exit, point to the maximum size of the table. | |
@retval TRUE SMBIOS table entry point is valid. | |
@retval FALSE SMBIOS table entry point is malformed. | |
**/ | |
typedef | |
BOOLEAN | |
(*IS_SMBIOS_TABLE_VALID) ( | |
IN VOID *TableEntry, | |
OUT VOID **TableAddress, | |
OUT UINTN *TableMaximumSize, | |
OUT UINT8 *MajorVersion, | |
OUT UINT8 *MinorVersion | |
); | |
typedef struct { | |
EFI_GUID *Guid; | |
IS_SMBIOS_TABLE_VALID IsValid; | |
} IS_SMBIOS_TABLE_VALID_ENTRY; | |
#endif |