PM8621-BI PMC-Sierra, Inc., PM8621-BI Datasheet - Page 56

• 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
3) Write new settings to inactive pages for all affected SBS and/or NSE devices
4) Determine the pending active pages of all the devices.
5) Switch the active page number of all the affected SBS and NSE devices (if any) by toggling
6) Update (synchronize) the settings between the active and inactive page in all SBS and/or NSE
7) User can later call the unmapping function in the fabric management API to remove the
Centralized Configuration
In the centralized configuration, the CSD has a large amount of autonomy to perform the page
switching. Setting up calls across the fabric requires invocation of a handful of APIs.
1) User calls
2) Populates all the incremental settings of both NSE and SBS devices to the hardware by
3) Invoke
4) (if applicable) Keep the new settings by calling
5) User can call
6) (if applicable) Keep the new settings by calling
the pages of all the devices. This operation has to be synchronized with the C1 frame pulse.
devices. This step is required only if the page setting automatic update feature (this is the
field
between the active and inactive pages are synchronized automatically.
connection. Then, follow the same logic as if it is a call setup, i.e., repeat step (2) to (6) after a
call removal. Settings may be changed after a call disconnect.
calling
synchronously with the C1 frame pulse.
settings between the active and inactive pages of all the devices.
necessary.
settings between the active and inactive pages of all the devices.
pageAutoSync
nbcsFmgtGetChgMap
nbcsStswTogglePage
nbcsFmgtMapTrib/nbcsFmgtMapDS0
nbcsFmgtUnMapTrib
configurable via the MIV) for the system is off; otherwise, the settings
.
to toggle all the connection pages in the chipset
/
nbcsFmgtUnMapDS0
nbcsStswCopyPage
nbcsStswCopyPage
to request new call connections.
Narrowband Chipset Device Driver Manual
to remove the connection if
to synchronize the
to synchronize the
Software Architecture
56