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112 lines
3.5 KiB
C
112 lines
3.5 KiB
C
/** @file
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This code supports the implementation of the Smbios protocol
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Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _SMBIOS_DXE_H_
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#define _SMBIOS_DXE_H_
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#include <PiDxe.h>
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#include <Protocol/Smbios.h>
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#include <IndustryStandard/Smbios.h>
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#include <Guid/EventGroup.h>
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#include <Guid/SmBios.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiLib.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/PcdLib.h>
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#define SMBIOS_INSTANCE_SIGNATURE SIGNATURE_32 ('S', 'B', 'i', 's')
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typedef struct {
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UINT32 Signature;
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EFI_HANDLE Handle;
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//
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// Produced protocol
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//
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EFI_SMBIOS_PROTOCOL Smbios;
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//
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// Updates to record list must be locked.
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//
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EFI_LOCK DataLock;
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//
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// List of EFI_SMBIOS_ENTRY structures.
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//
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LIST_ENTRY DataListHead;
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//
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// List of allocated SMBIOS handle.
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//
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LIST_ENTRY AllocatedHandleListHead;
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} SMBIOS_INSTANCE;
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#define SMBIOS_INSTANCE_FROM_THIS(this) CR (this, SMBIOS_INSTANCE, Smbios, SMBIOS_INSTANCE_SIGNATURE)
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//
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// SMBIOS record Header
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//
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// An SMBIOS internal Record is an EFI_SMBIOS_RECORD_HEADER followed by (RecordSize - HeaderSize) bytes of
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// data. The format of the data is defined by the SMBIOS spec.
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//
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//
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#define EFI_SMBIOS_RECORD_HEADER_VERSION 0x0100
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typedef struct {
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UINT16 Version;
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UINT16 HeaderSize;
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UINTN RecordSize;
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EFI_HANDLE ProducerHandle;
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UINTN NumberOfStrings;
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} EFI_SMBIOS_RECORD_HEADER;
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//
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// Private data structure to contain the SMBIOS record. One record per
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// structure. SmbiosRecord is a copy of the data passed in and follows RecordHeader .
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//
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#define EFI_SMBIOS_ENTRY_SIGNATURE SIGNATURE_32 ('S', 'r', 'e', 'c')
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typedef struct {
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UINT32 Signature;
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LIST_ENTRY Link;
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EFI_SMBIOS_RECORD_HEADER *RecordHeader;
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UINTN RecordSize;
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} EFI_SMBIOS_ENTRY;
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#define SMBIOS_ENTRY_FROM_LINK(link) CR (link, EFI_SMBIOS_ENTRY, Link, EFI_SMBIOS_ENTRY_SIGNATURE)
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//
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// Private data to contain the Smbios handle that already allocated.
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//
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#define SMBIOS_HANDLE_ENTRY_SIGNATURE SIGNATURE_32 ('S', 'h', 'r', 'd')
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typedef struct {
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UINT32 Signature;
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LIST_ENTRY Link;
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//
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// Filter driver will register what record guid filter should be used.
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//
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EFI_SMBIOS_HANDLE SmbiosHandle;
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} SMBIOS_HANDLE_ENTRY;
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#define SMBIOS_HANDLE_ENTRY_FROM_LINK(link) CR (link, SMBIOS_HANDLE_ENTRY, Link, SMBIOS_HANDLE_ENTRY_SIGNATURE)
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typedef struct {
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EFI_SMBIOS_TABLE_HEADER Header;
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UINT8 Tailing[2];
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} EFI_SMBIOS_TABLE_END_STRUCTURE;
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#endif
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