Ngày tải lên :
25/12/2013, 06:16
... design of embedded hardware-software systems,
IEEE Design & Test of Computers,
pp. 53-67, Spring 1995.
[14] DeBardelaben, J. and Madisetti, V., Hardware/software codesign for signal processingsystems—
A ... required for the transfer of a complete frame of data ( 28Kbytes) to the
memory was approximately 19 min of CPU time and1hofwallclocktime. These numbers indicate
the usefulness of this abstraction ... LLC
RapidDesignandPrototypingof
DSPSystems
T.Egolf,M.Pettigrew,
J.Debardelaben,R.Hezar,
S.Famorzadeh,A.Kavipurapu,
M.Khan,Lan-RongDung,
K.Balemarthy,N.Desai,
Yong-kyuJung,and
V.Madisetti
GeorgiaInstituteofTechnology
78.1Introduction
78.2SurveyofPreviousResearch
78.3InfrastructureCriteriafortheDesignFlow
78.4TheExecutableRequirement
AnExecutableRequirementsExample:MPEG-1Decoder
78.5TheExecutableSpecification
AnExecutableSpecificationExample:MPEG-1Decoder
78.6DataandControlFlowModeling
DataandControlFlowExample
78.7ArchitecturalDesign
CostModels
•
ArchitecturalDesignModel
78.8PerformanceModelingandArchitectureVerification
APerformanceModelingExample:SCINetworks
•
Determin-
isticPerformanceAnalysisforSCI
•
DSPDesignCase:Single
SensorMultipleProcessor(SSMP)
78.9FullyFunctionalandInterfaceModelingand
HardwareVirtualPrototypes
DesignExample:I/OProcessorforHandlingMPEG
DataStream
78.10SupportforLegacySystems
78.11Conclusions
Acknowledgments
References
TheRapidPrototypingofApplication-SpecificSignalProcessors(RASSP)[1,2,3]pro-
gramoftheU.S.DepartmentofDefense(ARPAandTri-Services)targetsa4Xim-
provementinthedesign,prototyping,manufacturing,andsupportprocesses(relative
tocurrentpractice).Basedonacurrentpracticestudy(1993)[4],theprototypingtime
fromsystemrequirementsdefinitiontoproductionanddeployment,ofmultiboardsig-
nalprocessors,isbetween37and73months.Outofthistime,25to49monthsare
devotedtodetailedhardware/software(HW/SW)designandintegration(with10to24
monthsdevotedtothelattertaskofintegration).Withtheutilizationofapromising
top-downhardware-lesscodesignmethodologybasedonVHDLmodelsofHW/SW
componentsatmultipleabstractions,reductionindesigntimehasbeenshownespe-
ciallyintheareaofhardware/softwareintegration[5].Theauthorsdescribeatop-down
designapproachinVHDLstartingwiththecaptureofsystemrequirementsinanexe-
cutableformandthroughsuccessivestagesofdesignrefinement,endingwithadetailed
c
1999byCRCPressLLC
the...