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1、西北工業(yè)大學(xué)碩}論文ABSIACTABSTRACTWhileandtheembeddedapplicationsproliferatingatanamazingratewithnoendinsight,theoperatingsystemisbecomingthecrucialpartoftheembeddedsystem.Buttherequirementsaboutthefunctions,performance,size,costofembeddedsystemsarevarious,soresearchanddevelopageneral,configurable
2、embeddedreal-timeoperatingsystemtomeetwiththevariousrequirementsbearsbothsignificanttheoreticalandpracticalvalues.Theconfigurableembeddedoperatingsystemtechnologiesarestudiedinthethesis,whichispartofimportantresearchcontentsoftheNationalDefence'sTenthFive-Year-Plan'Pre-ResearchProject:"Re
3、searchandApplicationsofEmbeddedReal-TimeLinuxTechnology".Onthebasis,wedesignedanddevelopedprototypesystemofconfigurableembeddedreal-timeLinuxoperatingsystem.Inthisthesis,firstlyintroducedtheconceptionandcharactersofthenetworkedembeddedsystemandanalyzedthenetworkedembeddedsystem'skeytechno
4、logies.Thenthepaperdefinedthecharacteristicsoftheidealembeddedreal-timeoperatingsystem.Afterthat,thepapercomparedthetailoringmechanismofsomeoperatingsystemsanddiscussedwhatshouldbedonewhendevelopingacomponent-basedoperatingsystem.Theseworksprovidethetheoreticalbasisforthefollowingdesignan
5、ddevelopment.Secondly,ananalysisoftheadvantage,shortageandthewaystodeveloptheembeddedsystemsusingLinuxoperatingsystemispresented.Baseonthat,thepapergaveaschemetomakeageneralandconfigurableembeddedreal-timeoperatingsystemwithLinuxoperatingsystem.Usingthesystem,theconsumercantailorthesystem
6、accordingtotheindeedrequirementinordertosavethesystemresourceLastly,aimingattheshortcomingofconfigurablecapabilityaboutLinux,thedesignandimplementationoftheprototypesystemofconfigurableembeddedreal-timeLinuxaregiveninthepaper.Thenthewaystoenhancereal-timeandmoreconfigurablecapabilityofLin
7、uxkernelarediscussed.Keywords:EmbeddedandReal-TimeSystem,ConfigurableOperatingSystem,Component.LinuxKernel,NetworkedComputing西北工業(yè)大學(xué)碩士:論文第一章緒論第一章緒論1.1課題研究的背景與意義計算機在經(jīng)歷了巨型機、小型機、微型機之后,迎來了后PC時代,這使得人們越來越多的接觸到一個全新的概念—嵌入式系統(tǒng)。在后PC時代,計算機無處不在,它廣泛地滲透到科學(xué)研究、工程設(shè)計、武器裝備、各類產(chǎn)業(yè)、文化藝術(shù)、娛樂業(yè)