HIPPI
S2020/S2021 SOURCE DEVICE STATE MACHINES
Figure A-1. Source Flow Diagram (continued)
From
S1190
From
S1210
To
S1130
To
S1160
S1220
S1230
Connected and waiting for
a packet
The destination
deasserted CONNECT
CON SM: {CONNECTED}
H D/F SM: {WAITPKT}
CON SM: {ILLTERM}
H D/F SM: {INIT}
S1260
S1250
S1240
Wait for destination to
disconnect
Source ULP ends the
packet
Source ULP starts a
packet
"LD"
CON SM: {INIT}
H D/F SM: {INIT}
H D/F SM: {SRC ERR}
if no burst, else PASS
H D/F SM: {PEND BST}
S1270
S1280
Connection broken by Source
ULP, or CONNECT = false
Wait for burst and READY,
end of packet
CON SM: {ILLTERM} or
{TERMCON}
H D/F SM: {INIT}
H D/F SM: {WTBST}
H D/F SM: {PEND BST}
S1290
S1300
S1310
Send remainder of burst
Burst setup and send first
word
Send LLRC
H D/F SM: {LLRC}
H D/F SM: {BURST}
{LSTWD}
H D/F SM: {BURST}
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