Chapter 2 Product Structure
Figure 2-3 Software Architecture of the ZXSDR R8862A
The hardware platform is operating on the Linux operating system. The Board Support
Package (
) is a set of software closely related to board hardware and supports the
RealTime Operating System (
) to operate on boards. The operating support layer
provides the following functions:
,
, and
l
As a support layer of the entire software subsystem, the Operation Support
Sub-system (
) provides a hardware-independent platform for the entire software
architecture. It also provides some basic software functions, including scheduling,
timers, memory management, inter-module communication, sequence control,
monitoring, alarm reporting, and logging.
l
The System Control Sub-system (
) controls the power supply and the switchover
between active and standby power supplies.
l
The Operating And Maintenance subsystem (
) provides the configuration, alarm
management, and performance measurement functions.
l
The Data Base Sub-system (
) stores and manages system data.
l
The Barrier Sub-system (
) is used for protocol stack processing.
l
The Barrier Access Control Sub-system (
) controls access to the bearer layer.
2-3
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