QNX_Neutrino Building Embedded Systems.pdf

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1、QNX®Neutrino®RealtimeOperatingSystemBuildingEmbeddedSystemsFortargetsrunningQNX®Neutrino®6.5.0©2012,QNXSoftwareSystemsLimited©19962012,QNXSoftwareSystemsLimited.Allrightsreserved.QNXSoftwareSystemsLimited1001FarrarRoadKanata,OntarioCanadaK2K0B3Voice:+1613591-0931Fax:+1613591-3579Email:info

2、@qnx.comWeb:http://www.qnx.com/Electroniceditionpublished2012.QNX,Momentics,Neutrino,Aviage,Photon,PhotonmicroGUI,andFoundry27aretrademarksofQNXSoftwareSystemsLimited,whichareregisteredtrademarksand/orusedincertainjurisdictions.Allothertrademarksbelongtotheirrespectiveowners.ContentsAboutT

3、hisBookxiiiWhatyoullfindinthisguidexvTypographicalconventionsxvNotetoWindowsusersxviTechnicalsupportxvii1OverviewofBuildingEmbeddedSystems1Introduction3TheroleoftheIPL3Theroleofthestartupprogram5Startupsresponsibilities5TheroleofNeutrino7Hardwareaspects8Choiceofprocessor8Sourceofinitializat

4、ionandconfiguration8Choiceoffilesystems9I/Odevices12Gettingstarted12Hardwaredesign13Customizingthesoftware132WorkingwithaBSP15BSPOverview17UsingBSPsintheIDE17UsingBSPsonthecommandline18StructureofaBSP19Buildingsourcefromthecommandline22Supportingadditionaldevices23TransferringanOSimageontoyo

5、urboard23TransferringanOSimage23Workingwithaflashfilesystem24TestingNeutrinoonyourboard27GettingPhotononyourboard27June14,2012Contentsiii©2012,QNXSoftwareSystemsLimitedWheredoIgofromhere?27Filenameconventions283MakinganOSImage31Images,images,images33WhatisanOSimage?33TheOSimageasafilesystem34

6、ConfiguringanOSimage34Asimplebuildfile34Thebootstrapfile35Thescriptfile37Plainordinarylistsoffiles38Generatingtheimage42Listingthecontentsofanimage43Buildingaflashfilesystemimage43Usingmkefs43Compressingfiles45Compressionrules47Embeddinganimage48Combiningimagefilesusingmkimage49Convertingimagesusin

7、gmkrec49Transferringanimagetoflash50Systemconfiguration52Establishinganoutputdevice52Runningdrivers/filesystems53Runningapplications56Debugginganembeddedsystem56pdebugsoftwaredebuggingagent57HardwaredebuggersandNeutrino57ProducingdebugsymbolinformationforIPLandst