2904312753
implementation. This re-introduces C99 style comments that previously were replaced by original C comments.
70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
/* $FreeBSD$ */
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#ifndef _EFI_PART_H
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#define _EFI_PART_H
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/*++
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Copyright (c) 1999 - 2002 Intel Corporation. All rights reserved
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This software and associated documentation (if any) is furnished
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under a license and may only be used or copied in accordance
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with the terms of the license. Except as permitted by such
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license, no part of this software or documentation may be
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reproduced, stored in a retrieval system, or transmitted in any
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form or by any means without the express written consent of
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Intel Corporation.
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Module Name:
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efipart.h
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Abstract:
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Info about disk partitions and Master Boot Records
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Revision History
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--*/
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//
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//
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//
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#define EFI_PARTITION 0xef
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#define MBR_SIZE 512
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#pragma pack(1)
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typedef struct {
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UINT8 BootIndicator;
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UINT8 StartHead;
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UINT8 StartSector;
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UINT8 StartTrack;
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UINT8 OSIndicator;
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UINT8 EndHead;
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UINT8 EndSector;
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UINT8 EndTrack;
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UINT8 StartingLBA[4];
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UINT8 SizeInLBA[4];
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} MBR_PARTITION_RECORD;
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#define EXTRACT_UINT32(D) (UINT32)(D[0] | (D[1] << 8) | (D[2] << 16) | (D[3] << 24))
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#define MBR_SIGNATURE 0xaa55
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#define MIN_MBR_DEVICE_SIZE 0x80000
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#define MBR_ERRATA_PAD 0x40000 // 128 MB
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#define MAX_MBR_PARTITIONS 4
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typedef struct {
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UINT8 BootStrapCode[440];
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UINT8 UniqueMbrSignature[4];
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UINT8 Unknown[2];
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MBR_PARTITION_RECORD Partition[MAX_MBR_PARTITIONS];
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UINT16 Signature;
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} MASTER_BOOT_RECORD;
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#pragma pack()
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#endif
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