嵌入式系统硬件平台设计及操作系统间的移植

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1、分类号．一r工N9I5——Un(1～一一——工学硕士学位论文学号一03(J!QQQ2一密级一——嵌入式系统硬件平台设计及操作系统间的移植硕士生姓名王晓庆学科专业信息与通信工程研究方向塑筐焦曼缝堡鱼亟焦圆丝一指导教师魏急波教授国防科学技术大学研究生院二oo四年十一月国防科学技术大学研究生院学位论文ABSTRACTEmbeddedSystemisaspecificcomputersystemwithspecialapplication．Basedoncomputertechnology,embeddsystemCallbetailoredtospeciaiapplicationinboths

2、oftwareandhardware，andissuitablefordeviceswithrestrictionssuchaSfunction，reliability,cost，sizeandpowerconsumption．EmbededSystemiswidelyusedinnationaldefence，industrialcontrol，telecommunication，OA(OfficeAutomation)，electronicconsumableetc．Withthefeaturesofsmallsize，lowpowerconsumption，lowcostandhi

3、ghperformance，theprocessorbasedonARM(AdvancedRISCMachines)architecturehasbeenmoreandmoreconsideredaSthefirstchoicetobuildanembeddedsystem．Basedontheprojectoftele—MeasureandMonitorSystem，thispaperdesignsandimplementsanembeddedsystem’ShardwareplatformbasedonSamsung’SARMprocessor$3C4510B．ByportingVx

4、Works，uClinuxandgC／OS-1IOSonit，thispaperprovidesanintegratedsoftwareandhardwareplatformfortheproject．Inthehardwaredesigningsection，thispaperincludesembeddedprocessor$3C4510Banditsperipheralinterfaces，doubleFlashprogramstorages，doubleEthemetinterfaces，andUSBinterface．Furthermore，interfacesforexten

5、dedhardwarearealsoinvolved．Thehardwareplatformnotonlysatisfiestheproject’Srequirements，butalsohasgoodexpansibility．Inthepartofsoftwaredesigning，thispaperfirstresearchesthemethodofhowtowritetheBSP(BoardSupportPackage)basedonRTOSVxWorksandthebootloaderbasedonuClinux，thenimplementstheportingofVxWork

6、sanduClinuxonthehardwareplatform．Second，thepaperimplementsportingU—Boot，whichisauniversalmultifunctionalbootloader,makesthedownloadingofOSkernelandfilesystemgetridofhardwareemulator,andacceleratessoftwaredebugging．ThepaperalsostudiesandimplementsportinggC／OS-1I，whichisamultitaskrealtimekernel．and

7、cansupporttheapplicationswhichiSstrictinrealtime．Theplatformwasappliedtoacertaintypeequipmentofmilitary，[Keyword]theembeddedsystemS3C4510BVxWorksBSPuC／OS—II第1t负国防科学技术大学研究生院学位论文图1．1图2．1图2．2图2．3图2．4图2．5圈2．6图2．7图2．8图2．9图2