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Format of EDD v3.0 Device Path

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Offset Size Description

---ATA---

00h

BYTE

flag:
00h = master
01h = slave

01h

7 BYTEs

reserved (0)

---ATAPI---

00h

BYTE

flag:
00h = master
01h = slave

01h

BYTE

logical unit number

02h

6 BYTEs

reserved (0)

---SCSI---

00h

BYTE

logical unit number

01h

7 BYTEs

reserved (0)

---USB---

00h

BYTE

to be determined

01h

7 BYTEs

reserved (0)

---IEEE1394---

00h

QWORD

64-bit FireWire General Unique Identifier (GUID)

---FibreChannel---

00h

QWORD

Word Wide Number (WWN)

See Also:

#00273,#00275