PM8621-BI PMC-Sierra, Inc., PM8621-BI Datasheet - Page 42

• 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
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Figure 17: Driver Architecture – Internal Components
Application
Callbacks
Status and counts
In-band link communication module
Fabric management
Space/time switch configuration
Link control
PRBS generator and monitor (PRGM)
Device diagnostics
Processing
Module
Control
Function Calls
Module
Module
PRGM
PM8620 NSE-20G
NSE device driver
Event
PM8621 NSE-8G
Link
Driver Abstraction Layer (DAL)
Register Access and
DRV_SBS
DRV_NSE
Hardware Interface
Chipset Diagnostics
Status & Counts
Chipset Module
Interrupts
Data Block
Chipset Driver API
Application
LIB_OPA
SBS device driver
PM8611 SBSLITE
PM8610 SBS
Communication Block
Device Management
Fabric Management
Space/Time Switch
Module & Chipset
Interface/Clock
Configurationl
Configuration
Inband Link
Narrowband Chipset Device Driver Manual
Block
Application
Callbacks
OPA Library
Software Architecture
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