PM8621-BI PMC-Sierra, Inc., PM8621-BI Datasheet - Page 65

• Manufacturer Part Number: PM8621-BI
• Description: Driver, NSE/SBS Narrowband Chipset Driver
• Manufacturer: PMC-Sierra, Inc.

Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2021248, Issue 1
Field Name
nopaLibUse
sysBusType
swhMode
casMuxMode
nseCoreType
Field Type
UINT1
eNBCS_BUSTYPE
eNBCS_SWHMODE
UINT1
eNBCS_DEVTYPE
Field Description
Indicates whether the OPA library usage
is required. 0 = not required, 1 =
required
System bus type
NBCS_BUS_SBI: SBI bus-based
NBCS_BUS_TCB: TeleCombus-based
Fabric switching mode:
NBCS_SWH_BYTE for byte switching
mode
NBCS_SWH_COLUMN for column
switching mode
This field has dual meaning depending
upon the bus and switching mode.
a) CAS processing mode when in SBI
byte mode. Note that OPA is the only
scheduler allowed when CAS traffic is
present
0 = no CAS traffic present
1 = T1 CAS traffic present
2 or above = E1 CAS traffic present
This field is ignored when in SBI
column mode
b) Multiplexer control signal selection
when in TeleCombus/SBI mode with
doubled SBS or doubled SBS/NSE
fabric. In general, OTAIS can be used
for both HPT and MST modes, while
OPL must be used for LPT mode.
0 = OPL signal
non-zero = OTAIS signal
This field is ignored if standard fabric is
selected.
Type of NSE device(s) that make up the
space-switching core. Valid entries are
NBCS_NSE20G or NBCS_NSE8G.
Narrowband Chipset Device Driver Manual
Data Structures
65