Hardwar-SoftwareCodesign软硬体共同设计.ppt

Hardware-Software Codesign軟硬體共同設計 Trong-Yen Lee 李宗演 Graduate Institute of Computer and Communication National Taipei University of Technology Taipei 106, Taiwan, R.O.C. Rapid Prototyping Design Process Course Goals Introduce the fundamentals of HW/SW codesign and partitioning concepts in designing embedded systems Discuss the current trends in the codesign of embedded systems Provide information on the goals of and methodology for partitioning hardware/software in systems Show benefits of the codesign approach over current design process Provide information on how to incorporate these techniques into a general digital design methodology for embedded systems Illustrate how codesign concepts are being introduced into design methodologies Several example codesign systems are discussed Outline Introduction to Hardware-Software Codesign System Modeling, Architectures, Languages Partitioning Methods Design Quality Estimation Specification Refinement Co-synthesis Techniques Function-Architecture Codesign Paradigm Codesign Case Studies ATM Virtual Private Network Digital Camera and JPEG Introduction to Embedded Systems and Hardware-Software Codesign Introduction Unified HW/SW Representations HW/SW Partitioning Techniques Integrated HW/SW Modeling Methodologies HW and SW Synthesis Methodologies Industry Approaches to HW/SW Codesign Hardware/Software Codesign Research Summary Codesign Definition and Key Concepts Codesign The meeting of system-level objectives by exploiting the trade-offs between hardware and software in a system through their concurrent design Key concepts Concurrent: hardware and software developed at the same time on parallel paths Integrated: interaction between hardware and software developments to produce designs that meet performance criteria and functional specifications Motivations for Codesign Factors driving codesign (hardware/software systems): Instruction Set Processors (ISPs) available as cores in many design kits (386s, DSPs, microcontroller