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21020285 D User’s Guide
Index
Page ii
command identifier
use of in parameter block . . . . . . . . .4 - 4
use of in status block . . . . . . . . . . . .4 - 6
command list structure
creating . . . . . . . . . . . . . . . . . . . . . .4 - 20
format . . . . . . . . . . . . . . . . . . . . . . .4 - 18
number of parameter blocks . . . . . .4 - 19
number of status blocks . . . . . . . . .4 - 19
parameter block in index . . . . . . . .4 - 18
parameter block out index . . . . . . .4 - 18
parameter block space . . . . . . . . . .4 - 19
status block in index. . . . . . . . . . . .4 - 18
status block out index . . . . . . . . . . .4 - 19
status block space . . . . . . . . . . . . . .4 - 19
using . . . . . . . . . . . . . . . . . . . . . . . .4 - 21
command operation . . . . . . . . . . . . . . . .4 - 1
command status flags
in target mode. . . . . . . . . . . 6 - 12, 6 - 21
compatibility
number of SCSI ID’s . . . . . 7 - 33, 7 - 42
connectors
pin-outs. . . . . . . . . . . . . . . . . . . . . . B - 2
CSB (continued status block)
bit . . . . . . . . . . . . . . . . . . 4 - 7, 5 - 13, 6 - 20
use of with DIR and DBV bits . . . . .5 - 5
CSC (connected SCSI command) bit . .6 - 17
D
DAT (data transfer) bit . . . . . . . . 5 - 4, 6 - 16
DBV (data bits valid) bit . . . . . . . . . . . .5 - 4
use of with DIR and DAT bits . . . . .5 - 5
defaults . . . . . . . . . . . . . . . . . . . . . . . . . D - 1
board jumpers . . . . . . . . . . . . . . . . . D - 3
command . . . . . . . . . . . . . . . . . . . . D - 4
hardware ports . . . . . . . . . . . . . . . . D - 3
design differences. . . . . . . . . . . . . . . . . E - 1
device flags field
in board. . . . . . . . . . . . . . . . . . . . . .7 - 38
DIR (direction of data transfer) bit5 - 4, 6 - 16
use of with DBV and DAT bits . . . .5 - 5
DIS (disconnect) bit . . . . . . . . . 6 - 12, 6 - 21
DIS (disconnect/reconnect) . . . . . . . . . 7 - 34
DIS (disconnect/reconnect) bit . . . . . . 7 - 16
disconnect/reconnect
inhibiting with IAD bit . . . . . . . . . 5 - 10
time-out . . . . . . . . . .7 - 19, 7 - 38, 7 - 46
use . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 16
DSC (disconnect SCSI command termination)
bit . . . . . . . . . . . . . . . . . . . . . . . 6 - 18
DSD (disconnect) bit . . . . . . . . . . . . . . 6 - 17
DTT (data transfer truncated) bit 4 - 7, 5 - 13
E
ERR (error status) bit. . . .6 - 11, 6 - 20, 7 - 4
error codes . . . . . . . . . . . . . . . . . . . . . . .A - 1
01H . . . . . . . . . . . . . . . . . . . . . . . . 5 - 11
10H . . . . . . . . . . . . . 2 - 15, 3 - 13, A - 6
11H . . . . 2 - 15, 3 - 13, 7 - 7, 7 - 8, A - 6
12H . . . . . . . . . . . . . . . . . . 2 - 15, 3 - 13
14H . . . . . . . . . . . . . 2 - 15, 3 - 13, A - 6
15H . . . . . . . . . . . . . 2 - 15, 3 - 13, A - 6
96H . . . . . . . . . . . . . 2 - 15, 3 - 13, A - 6
reported in status block . . . . . . . . . .A - 2
reported in status port - catastrophicA - 6
reported in status port-self-test . . . .A - 7
error field
in pass-through status block. . . . . . 5 - 13
in status blocks. . . . . . . . . . . . . . . . . 4 - 7
in target mode data structure . . . . . 6 - 11
error sequence code
in target mode . . . . . . . . . . 6 - 13, 6 - 22
examples
‘c’ routines for command list. . . . . 4 - 23
memory differences . . . . . . . . . . . . . 8 - 3
SCSI inquiry (single command) . . 4 - 15
start command list (single command)4 - 12
extended board statistics (16H) . . . . . . 7 - 41
data structure . . . . . . . . . . . . . . . . . 7 - 43
extended unit options (18H)
data structure . . . . . . . . . . . . . . . . . 7 - 46