User`s guide

KZPBA-CA PCI-to-UltraSCSI Storage Adapter
A–6 EK–KZPBA–UG. B01
Table
A
–4 Descriptions of Device EEROM Parameters
(KZPBA-CA to Device Interaction)
Parameter Default Description Option
Re-ne
g
otiate-on-
Error
1 Set to 1, enables re-ne
g
otiation
for s
y
nchronous and wide data
transfers (if wide transfers are
enabled) after a hard reset,
power c
y
cle, or a bus device
reset.
Set to 0 to disable re-
negotiation on error.
Stop Queue on
Check Condition
0 When a command is returned
with a Check Condition status,
new commands are issued b
y
the KZPBA-CA to the device.
Set to 1 to prevent the
KZPBA-CA from issuin
g
new commands when a
command is returned
with a Check-Condition
status.
Auto Request
Sense
1 When a command is returned
with Check Condition status the
KZPBA-CA issues a request
command to determine cause.
Set to 0 to disable the
request command. The
computer’s OS must be
able to correct the
problem and notif
y
the
adapter when it can
continue issuin
g
commands.
Tagged Queuing 1 Allows the drive to queue
multiple commands when
enabled.
Set to 0 to disable ta
g
queuing.
S
y
nchronous
Data Transfers
1 Specifies the number of clock
c
y
cles in the data hold period for
synchronous data transfers.
Set to 0 to disable
s
y
nchronous data
transfers.
Wide Data
Transfers
1 Sets the drive to support wide
SCSI data transfers.
Set to 0 to disable wide-
data transfers.
Device Enable 1 The s
y
stem BIOS and drivers
reco
g
nize the drives attached to
the KZPBA-CA.
Set to 0 for the BIOS
and drivers to i
g
nore the
drives.
Parity Checking 1 The KZPBA-CA checks for odd
parit
y
on data received from the
SCSI bus, the received parit
y
is
passed to the SCSI FIFO.
When set to 0, the
KZPBA-CA does not
check for odd parit
y
on
data received from the
SCSI bus and odd parit
y
is
g
enerated for the
SCSI FIFO.