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Clarify Signature field in EFI_PARTITION_ENTRY structure. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9287 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qhuang8 2009-09-21 14:13:47 +00:00
parent add9c350e7
commit 8e7b8fb4d6
1 changed files with 6 additions and 3 deletions
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9
MdePkg/Include/Protocol/DevicePath.h
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@ -777,8 +777,7 @@ typedef struct {
/// Describes the entry in a partition table, starting with entry 1. /// Describes the entry in a partition table, starting with entry 1.
/// Partition number zero represents the entire device. Valid /// Partition number zero represents the entire device. Valid
/// partition numbers for a MBR partition are [1, 4]. Valid /// partition numbers for a MBR partition are [1, 4]. Valid
/// partition numbers for a GPT partition are [1, /// partition numbers for a GPT partition are [1, NumberOfPartitionEntries].
/// NumberOfPartitionEntries].
/// ///
UINT32 PartitionNumber; UINT32 PartitionNumber;
/// ///
@ -790,7 +789,11 @@ typedef struct {
/// ///
UINT64 PartitionSize; UINT64 PartitionSize;
/// ///
/// Signature unique to this partition /// Signature unique to this partition:
/// If SignatureType is 0, this field has to be initialized with 16 zeros.
/// If SignatureType is 1, the MBR signature is stored in the first 4 bytes of this field.
/// The other 12 bytes are initialized with zeros.
/// If SignatureType is 2, this field contains a 16 byte signature.
/// ///
UINT8 Signature[16]; UINT8 Signature[16];
/// ///