4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync EFI Guid Partition Table Format Definition.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncCopyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
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4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync/// The primary GUID Partition Table Header must be
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync/// located in LBA 1 (i.e., the second logical block).
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync/// EFI Partition Table Signature: "EFI PART".
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#define EFI_PTAB_HEADER_ID SIGNATURE_64 ('E','F','I',' ','P','A','R','T')
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync/// GPT Partition Table Header.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsynctypedef struct {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// The table header for the GPT partition Table.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// This header contains EFI_PTAB_HEADER_ID.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// The LBA that contains this data structure.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// LBA address of the alternate GUID Partition Table Header.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// The first usable logical block that may be used
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// by a partition described by a GUID Partition Entry.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// The last usable logical block that may be used
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// by a partition described by a GUID Partition Entry.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// GUID that can be used to uniquely identify the disk.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// The starting LBA of the GUID Partition Entry array.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// The number of Partition Entries in the GUID Partition Entry array.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// The size, in bytes, of each the GUID Partition
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Entry structures in the GUID Partition Entry
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// array. This field shall be set to a value of 128 x 2^n where n is
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// an integer greater than or equal to zero (e.g., 128, 256, 512, etc.).
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// The CRC32 of the GUID Partition Entry array.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Starts at PartitionEntryLBA and is
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// computed over a byte length of
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// NumberOfPartitionEntries * SizeOfPartitionEntry.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync/// GPT Partition Entry.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsynctypedef struct {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Unique ID that defines the purpose and type of this Partition. A value of
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// zero defines that this partition entry is not being used.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// GUID that is unique for every partition entry. Every partition ever
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// created will have a unique GUID.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// This GUID must be assigned when the GUID Partition Entry is created.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Starting LBA of the partition defined by this entry
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Ending LBA of the partition defined by this entry.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Attribute bits, all bits reserved by UEFI
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Bit 0: If this bit is set, the partition is required for the platform to function. The owner/creator of the
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// partition indicates that deletion or modification of the contents can result in loss of platform
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// features or failure for the platform to boot or operate. The system cannot function normally if
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// this partition is removed, and it should be considered part of the hardware of the system.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Actions such as running diagnostics, system recovery, or even OS install or boot, could
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// potentially stop working if this partition is removed. Unless OS software or firmware
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// recognizes this partition, it should never be removed or modified as the UEFI firmware or
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// platform hardware may become non-functional.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Bit 1: If this bit is set, then firmware must not produce an EFI_BLOCK_IO_PROTOCOL device for
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// this partition. By not producing an EFI_BLOCK_IO_PROTOCOL partition, file system
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// mappings will not be created for this partition in UEFI.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Bit 2: This bit is set aside to let systems with traditional PC-AT BIOS firmware implementations
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// inform certain limited, special-purpose software running on these systems that a GPT
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// partition may be bootable. The UEFI boot manager must ignore this bit when selecting
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// a UEFI-compliant application, e.g., an OS loader.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Bits 3-47: Undefined and must be zero. Reserved for expansion by future versions of the UEFI
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// specification.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Bits 48-63: Reserved for GUID specific use. The use of these bits will vary depending on the
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// PartitionTypeGUID. Only the owner of the PartitionTypeGUID is allowed
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// to modify these bits. They must be preserved if Bits 0-47 are modified..
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync /// Null-terminated name of the partition.