基于RTOS的DSP硬實(shí)時(shí)開發(fā)平臺(tái)的設(shè)計(jì).pdf

1、電子科技大學(xué)碩士學(xué)位論文基于RTOS的DSP硬實(shí)時(shí)開發(fā)平臺(tái)的設(shè)計(jì)姓名：余化鵬申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)系統(tǒng)結(jié)構(gòu)指導(dǎo)教師：盧顯良彭先蓉20070530AbstractBecausethelackofusableoptimizedCcompilerandembeddedRTOSthesoftwaredevelopinganddebuggingoftheDSPbasedembeddedhardreal—timesystemsnOWstil

2、ladoptsthedevelopmentmodeofusingassemblylanguageOllnakedmachine111erealproblemofthismodeisthatithasverylowdevelopmentefficiencywhichmeallSitWOn’tmeetthedevdopingrequirementsofmorecomplicated，moreintelligentsystemsInrespe

3、cttothelackofusableoptimizedCcompilerthisdissertationfirstanalyzedthebottleneckofthecompilingefficiencyofBF53xCeempilet：notsupportinghardware100pThenimprovedthesupportforhardwareloopinGeeandcompletelyimplementedthesuppor

4、tforBF53x’StwonestedhardwareloopsinGeeforBF53xInrespecttothelaekofusableembeddedRTOS，thisdissertationfirstbroughtforwardtheDualTasksModelbased011staticpriorityschedulingpolicyandimplementedadeeplyembeddedRTOSonBF53xbyusi

5、ngthismodelThisembeddedRTOSonlyhassimpletaskmanagementandschedulingfunctionandhasverylowextraoverhead(us1evel)，SOit’SveryappropriatefortheembeddedhardrealtimesystemswhichhaverigorousrealtimerequirementsToovercomethelimit

6、ofdeeplyembeddedRTOS，likescalabilitythisdissertationthenbroughtforwardanewthought：implementingtheembeddedhardrealtimeLinuxbasedontheLimitedSharingR鶴眥esModelandimplementedahighendembeddedRTOSnlisembeddedRTOSisastandardGNU

7、／Linuxdevelopingenvironment，SOithasgoodportabilityandscalabilityandcaneffectivelyimprovethedevelopmentefficiencyofapplicationsAtthesametime，ithashundredmicro—secondslevelextraoverhead，whichisacceptablebymostembeddedhardr

8、ealtimesystemsAtlastthisdissertationconstructedfullYnewconceptsystemsoftargetidentifyingandtrackingbased011thesetwoembeddedRTOS，solvedthekeyproblemsrelatedwithimplementationsTheseworkeffectivelyimprovedthedevelopmenteffi