Intel Extensible Firmware Interface - ATAPI Device Path; Fibre Channel Device Path; SCSI Device Path

Extensible Firmware Interface Specification
124 12/12/00 Version 1.02
5.3.4.1 ATAPI Device Path
Table 5-9. ATAPI Device Path
Mnemonic
Byte
Offset
Byte
Length Description
Type 0 1 Type 3 – Messaging Device Path
Sub-Type 1 1 Sub-Type 1 – ATAPI
Length 2 2 Length of this structure in bytes. Length is 8 bytes.
PrimarySecondary 4 1 Set to zero for primary or one for secondary
SlaveMaster 5 1 Set to zero for master or one for slave mode
Logical Unit Number 6 2 Logical Unit Number
5.3.4.2 SCSI Device Path
Table 5-10. SCSI Device Path
Mnemonic
Byte
Offset
Byte
Length Description
Type 0 1 Type 3 – Messaging Device Path
Sub-Type 1 1 Sub-Type 2 – SCSI
Length 2 2 Length of this structure in bytes. Length is 8 bytes.
Target ID 4 2 Target ID on the SCSI bus, PUN
Logical Unit Number 6 2 Logical Unit Number, LUN
5.3.4.3 Fibre Channel Device Path
Table 5-11. Fibre Channel Device Path
Mnemonic
Byte
Offset
Byte
Length Description
Type 0 1 Type 3 – Messaging Device Path
Sub-Type 1 1 Sub-Type 3 – Fibre Channel
Length 2 2 Length of this structure in bytes. Length is 24 bytes.
Reserved 4 4 Reserved
World Wide Number 8 8 Fibre Channel World Wide Number
Logical Unit Number 16 8 Fibre Channel Logical Unit Number