galaxy project final project review ihp, february 4th 2011 tools demonstration dr lilian janin, dr...
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GALAXY ProjectFinal project review
IHP, February 4th 2011
Tools Demonstration
Dr Lilian Janin, Dr Doug Edwards - University of Manchester
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GALAXY Project - Tools Demonstration
Previous Demo: Calculator
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GALAXY Project - Tools Demonstration
Previous Demo: Calculator
• System: 3 components: Keyboard, LCD, Mini-processor
• Multiple implementations of each component: SystemC/C++, Verilog
• Demonstration of different co-simulations• SystemC + Verilog• FPGA + SystemC
• Based on prototype IDE
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GALAXY Project - Tools Demonstration
Overview of current demo
• System: Image processor• 4 components: Webcam, Keypad, VGA
output, Image Processor• Multiple implementations of each
component: SystemC/C++, Verilog, VHDL, STG
• Demonstration of • Bringing together GALS design, commercial
and open-source tools in a hardware-software-FPGA co-simulation flow
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GALAXY Project - Tools Demonstration
Image processing demo
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GALAXY Project - Tools Demonstration
Demo Contents
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
1. Component creation from libraryAll simulated in software at TLM level
SystemCSystemC
Legend:
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GALAXY Project - Tools Demonstration
Demo Contents
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
2. Connecting a real webcamMultiple component implementations
SystemCSystemC
Legend:
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GALAXY Project - Tools Demonstration
Demo Contents
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
3. Interface refinement to pin levelSystemC TLM + transactors
SystemCSystemC
Transactor
Legend:
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GALAXY Project - Tools Demonstration
Demo Contents
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
4. Port from SystemC to Verilog/VHDLUsing open-source Opencores IPs
SystemCSystemC
Verilog/VHDL
Verilog/VHDL
RouterRouter
Transactor
Legend:
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GALAXY Project - Tools Demonstration
Demo Contents
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
5. Iterative port to FPGARouting & co-simulation Hardware-Software
SystemCSystemC
FPGAFPGA
RouterRouter
Transactor
Legend:
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GALAXY Project - Tools Demonstration
Demo Contents
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
6. Final Hardware
FPGAFPGA
Legend:
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GALAXY Project - Tools Demonstration
Stage 1: System creation & simulation
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
1. Component creation from libraryAll simulated in software at TLM level
SystemCSystemC
Legend:
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GALAXY Project - Tools Demonstration
Stage 1: System creation & simulation
The user:
• Creates 4 components
• Creates connections between components
• Sets every component to use SystemC simulator
• Starts simulation, showing:• Tool flow view• Execution window• Keypad and output image
• Input read from file
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GALAXY Project - Tools Demonstration
Stage 2: Using real webcam
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
2. Connecting a real webcamMultiple component implementations + trace viz
SystemCSystemC
Legend:
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GALAXY Project - Tools Demonstration
Stage 3: Interface refinement
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
3. Interface refinement to pin levelSystemC TLM + transactors
SystemCSystemC
Transactor
Legend:
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GALAXY Project - Tools Demonstration
Stage 4: SystemC to Verilog
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
4. Port from SystemC to Verilog/VHDLUsing open-source Opencores IPs
SystemCSystemC
Verilog/VHDL
Verilog/VHDL
RouterRouter
Transactor
Legend:
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GALAXY Project - Tools Demonstration
Stage 4: SystemC to Verilog
The user:
• Switches component implementations from SystemC to Verilog
• Creates connections• Using ports• Using buses
• Reuses Opencores IP• VGA controller
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GALAXY Project - Tools Demonstration
Tutorial Contents
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
5. Mixed FPGA prototypingRouting & co-simulation Hardware-Software
SystemCSystemC
FPGAFPGA
RouterRouter
Transactor
Legend:
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GALAXY Project - Tools Demonstration
Stage 5: Software simulators to FPGA
• Import FPGA library Clock and Reset modules
• Connect clock and reset signals of all modules
• Start the co-simulation host-fpga• Program ARM CPU• Program Virtex FPGA
• Remote execution of Xilinx tools
• Monitor output
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GALAXY Project - Tools Demonstration
Tutorial Contents
Frame GrabberFrame
Grabber
KeypadKeypad
Image ProcessorImage Processor
VGA OutputVGA Output
6. Everything in Hardware
FPGAFPGA
Legend:
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GALAXY Project - Tools Demonstration
Stage 6: Final Hardware
• Replaced ASIP-routed serial communications by wireless transceivers
• Input using UART IP from Opencores(Transceivers use serial protocol)
• Everything compiled using Xilinx flow
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GALAXY Project - Tools Demonstration
Conclusions
Demonstrated:• Interoperability framework between
existing open and commercial CAD tools• Ability to execute remotely server-based
tools
• Co-simulation of heterogeneous systems at mixed levels of abstraction
• Component-based design• Opencores IP re-use
• FPGA protoyping
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GALAXY Project - Tools Demonstration