Datasheet

C141-C008 vii
Contents
CHAPTER 1 Fibre Channel Interface ...........................................................1-1
1.1 Topologies in Fibre Channel Interface.....................................................1-2
1.1.1 Node/port.............................................................................................1-3
1.1.2 Link......................................................................................................1-3
1.1.3 Arbitrated loop.....................................................................................1-3
1.1.4 Port bypass circuit (BC) ......................................................................1-4
1.1.5 Encoding & decoding..........................................................................1-4
1.1.6 Buffer-to-buffer frame transfer ...........................................................1-5
1.2 Information Transmitted on the Loop......................................................1-5
1.2.1 Ordered sets (refer to FC-PH, section 11.4)........................................1-6
1.2.1.1 Primitive signals..................................................................................1-7
1.2.1.2 Frame delimiters..................................................................................1-7
1.2.1.3 Primitive sequence...............................................................................1-7
1.2.2 Frame structure (refer to FC-PH, chapter 17) .....................................1-8
1.3 Physical Requirements, Electrical Requirements ..................................1-15
1.3.1 Interface connector ............................................................................1-15
1.3.2 Signal function in SFF8045 mode.....................................................1-17
1.3.3 Signal function in SFF8067 mode.....................................................1-23
1.4 Drive Operation on the Loop..................................................................1-24
1.4.1 Loop initialization .............................................................................1-24
1.4.2 Arbitration .........................................................................................1-29
1.4.3 Communication between initiator and target ....................................1-29
1.5 Ordered Sets (Refer to FC-PH, Section 11.4 and FC-AL, Chapter 6) ..1-32
1.6 Basic Link Service..................................................................................1-33
1.6.1 Abort sequence (ABTS) ....................................................................1-35
1.6.2 Basic accept (BA_ACC)....................................................................1-36
1.6.3 Basic reject (BA_RJT).......................................................................1-37