model_driven_development_sdr
DESCRIPTION
This PrismTech Spectra slideshare presentation shows A Model Driven Tool Integration Process for Rapid Software Defined Radio (SDR) Development.TRANSCRIPT
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A Model Driven Tool Integration Process for Rapid SDR Development
May 12, 2013
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Proj
ect G
oal
Provide an integrated and tool supported waveform development and deployment workflow that reduces
time to market
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The MathWorks™ �Simulink�
Product Name: Simulink �Version: 2012b ��Key Capabilities: �• Model-based design
environment �• Simulation and
analysis of dynamic systems�
• Comprehensive library of blocks�
• Code generation �
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PrismTech�Spectra CX �
Product Name: Spectra CX �Version: 3.5.1 ��Key Capabilities: �• Model-driven
engineering environment �
• Code and test generation for the SCA 2.2.2�
• Remote management of platform and applications�
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Toda
y’s
Situ
atio
n
Functional WF Block Model�
Design Waveform
Simulate & Test Waveform
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Toda
y’s
Situ
atio
n
Functional WF Block Model�
cmp Components
PushData
PushDataInv
FIR_Filter
+ configure() :void+ getPort() :void+ query() :void+ runTest() :void+ start() :void+ stop() :void
Resource
PushData
PushDataInv
Deployable�Components�
Waveform/Application �
Design Waveform Components
Implement & Test Waveform Components
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Toda
y’s
Situ
atio
n
Functional WF Block Model�
cmp Components
PushData
PushDataInv
FIR_Filter
+ configure() :void+ getPort() :void+ query() :void+ runTest() :void+ start() :void+ stop() :void
Resource
PushData
PushDataInv
Deployable�Components�
Waveform/Application �
Deploy Waveform
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Impl
icat
ions
" Possibility for errors to be introduced during hand coding of algorithmic parts
" Duplication of effort as algorithm has to be implemented again
" Waveform design not always in synch with deployable waveform
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Design and
Simulate Waveform Algorithm
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Des
ign
and
Sim
ulat
e W
F…
Design Waveform
Simulate and Test
MathWorks Simulink
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Des
ign
and
Sim
ulat
e W
F…
Ensure all blocks are subsystems
Add platform specifics for RTW
MathWorks Simulink
Block
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Des
ign
and
Sim
ulat
e W
F…
Generate C/C++ for subsystems
MathWorks Simulink
Block Generated Source Code
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Design and
Simulate Waveform Algorithm
Transform algorithmic blocks
into deployable components
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Wizard guided transformation of design
Creates a component based design model in CX
Select which blocks to transform
Completely automated
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Select target platform for components
Enables CX to generate platform specific code
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Options to create diagrams as part of transformation
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Option to create an application controller
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Com
pone
nts
Resulting components can be compiled and deployed
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Inte
rfac
es
Automated creation of all required interfaces
Interfaces define contracts between components for
communication
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App
licat
ion Resulting application is ready
to be deployed
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Map
ping
Simulink(BlockType( Spectra(CX(
Subsystems) Components)
Inport) Provides)Ports)
Outport) Uses)Ports)
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Design and
Simulate Waveform Algorithm
Transform algorithmic blocks
into deployable components
Complete deployable
components and WF/App
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Com
plet
e D
eplo
yabl
e…
// fill the input buffer for(unsigned int x = 0; x < IN_BUFF_SIZE; x++) { QPSK_Demodulator_U.dataIn[x].re = payload[x].re; QPSK_Demodulator_U.dataIn[x].im = payload[x].im; } // step the rtw model QPSK_Demodulator_step(); // fill the result in the complex output sequence for(unsigned int x = 0; x < OUT_BUFF_SIZE; x++) { dataOutSeq[x] = QPSK_Demodulator_Y.dataOut[x]; } // send the processed data dataOut_->pushRealData(dataOutSeq);
Add glue code to CX component
Address timing related issues
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Design and
Simulate Waveform Algorithm
Transform algorithmic blocks
into deployable components
Complete deployable
components and WF/App
Deploy and Test WF/App
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Dep
loy
and
Test
Spectra OE: e*ORB
Spectra OE: Core Framework
TCP/IP v4/v6
SCA Infrastructure SCA Infrastructure
SCA 2.2.2 and POSIX AEP
Hardware (GPP, DSP, FPGA)
RTOS / Linux
BSP ASP
Radio Application (Waveform)
Radio Application (Waveform)
Deploy WF
Spectra CX
Instantiate WF
Control WF
Monitor WF
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Futu
re W
ork
" Operating Environment in the loop " Testing against ‘Golden Waveform’ " Hand written parts of the waveform
" Automate glue " Simulink libraries, object files and header files " Behavioral code " Optimize glue code
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Sum
mar
y an
d B
enef
its
" Rapid design, development, testing and deployment
" Minimize manual coding effort
" Reduce opportunity for human error
" Reduce time from requirements to deployment