1394 Device Path; Usb Device Path - Intel Extensible Firmware Interface Specification

Intel extensible firmware interface specification
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5.3.4.4 1394 Device Path

Table 5-12. 1394 Device Path
Mnemonic
Type
Sub-Type
Length
Reserved
1
GUID
1
The usage of the term GUID is per the 1394 specification. This is not the same as the
type defined in the EFI Specification.
EFI_GUID

5.3.4.5 USB Device Path

Table 5-13. USB Device Path
Mnemonic
Type
Sub-Type
Length
USB Port Number
End Point
Version 1.02
Byte
Byte
Offset
Length
Description
0
1
Type 3 – Messaging Device Path
1
1
Sub-Type 4 – 1394
2
2
Length of this structure in bytes. Length is 16 bytes.
4
4
Reserved
8
8
1394 Global Unique ID (GUID)
Byte
Byte
Offset
Length
Description
0
1
Type 3 – Messaging Device Path
1
1
Sub-Type 5 – USB
2
2
Length of this structure in bytes. Length is 16 bytes.
4
1
USB Port Number
5
1
USB Endpoint Number
12/12/00
Device Path Protocol
1
125

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