嵌入式Linux系統(tǒng)移植與裁剪技術(shù)研究.pdf

1、y79665之分類號(hào)：——密級(jí)：——單位代碼：!Q鯉2學(xué)號(hào)：2QQ22Q!西北大學(xué)碩士學(xué)位論文作者：至堊旦9指導(dǎo)教師虛盤垂專業(yè)技術(shù)職務(wù)墼撞學(xué)科(專業(yè))鹽簋扭廛用答辯日期2QQ墨!魚學(xué)位授予日期二零零五年五月懈擎囂既盤冀套搿14AbstractDuetothespecialtyanddiversityoftheembeddedsystems，muchtediousportingworksmustbedonewhenembeddedLinu

2、xwillbedeployedonthetargetembeddedsystemInordertoovercometheblindnessofportingworksandspeedupthetimetomarketoftheembeddedproducts，theresearchworkontheportingprinciplesandmethodsisofgreatsignificanceFurthermore，inordertom

3、eetthespecializedrequirementoftheresourcesconstrainedembeddedsystem。whichishighlydomaindependentandapplication—dependent，andthereforetocutdownthecostoftheembeddedsystern，researchontailoringtechnologyofembeddedLinuxsystem

4、hasimportanttheoreticalandpracticaIsignificanceMaincOnlrbutiOnsinthethesisare：1AnalysisandimplementationoftheportingofBootLoaderandLinuxkerneltothetargetBasedonthestudiesoftheworkingmechanismoftheembeddedBootLoaderandthe

5、hardwarespecificationoftheportingtargetsomeportingprinciples，proceduresandmethodsabouttheBootLoaderareprovidedToenhancetheflexibilityofU—Boot，aspecialissueonhowtospecializetheU—Bootcommandinterfaceisintroduced2Designofan

6、ewLinuxtailoringmethodbasedonthecomprehensivestudiesontheexistingtailoringmechanismoftheembeddedLinuxsystem，whichadoptstheELFobjectfileasitsresearchsubjectAccordingtothismethod，ELFobjectfile，producedbyexistingtailoringme

7、thods，canbepurifiedfurtherbydeletingtheredundantcodesegments，andthefilesizewillbecutdownconsequently3DesignandimplementationofthetailoringoftherelocatableELFfiletoclarifythemechanismofthenewtailoringmethodandmanifestthef