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1、Linuxkernelrelease2.6.xxThesearethereleasenotesforLinuxversion2.6.Readthemcarefully,astheytellyouwhatthisisallabout,explainhowtoinstallthekernel,andwhattodoifsomethinggoeswrong.这些都是Linux版本2.6的发布说明。仔细阅读它们,因为它们告诉你这都是什么,解释如何安装内核,并且如果出现错误该怎么做。W
2、HATISLINUX?什么是LINUXLinuxisacloneoftheoperatingsystemUnix,writtenfromscratchbyLinusTorvaldswithassistancefromaloosely-knitteamofhackersacrosstheNet.ItaimstowardsPOSIXandSingleUNIXSpecificationcompliance.Linux是一个Unix操作系统的克隆,从头都是由LinusTorvalds援助从一个松散的黑客团队整个网络。它的目
3、标是对POSIX和单一UNIX符合规范。Ithasallthefeaturesyouwouldexpectinamodernfully-fledgedUnix,includingtruemultitasking,virtualmemory,sharedlibraries,demandloading,sharedcopy-on-writeexecutables,propermemorymanagement,andmultistacknetworkingincludingIPv4andIPv6.它有你所期望的所有特性在
4、现代成熟的Unix,包括真正的多任务、虚拟内存、共享库,需求加载,即写即拷可执行文件共享,适当的内存管理,和multistack网络包括IPv4和IPv6。ItisdistributedundertheGNUGeneralPublicLicense-seetheaccompanyingCOPYINGfileformoredetails.它是在GNU通用公共许可证下发布的,更多详细信息,请参见附带的复制文件。ONWHATHARDWAREDOESITRUN?在怎样的硬件上运行Althoughoriginallydeve
5、lopedfirstfor32-bitx86-basedPCs(386orhigher),todayLinuxalsorunson(atleast)theCompaqAlphaAXP,SunSPARCandUltraSPARC,Motorola68000,PowerPC,PowerPC64,ARM,HitachiSuperH,Cell,IBMS/390,MIPS,HPPA-RISC,IntelIA-64,DECVAX,AMDx86-64,AXISCRIS,Xtensa,AVR32andRenesasM32Rarch
6、itectures.虽然最初发展是为32位基于x86pc(386或更高版本)平台,今天Linux可以运行(至少)在CompaqAlphaAXP,SunSPARCandUltraSPARC,Motorola68000,PowerPC,PowerPC64,ARM,HitachiSuperH,Cell,IBMS/390,MIPS,HPPA-RISC,IntelIA-64,DECVAX,AMDx86-64,AXISCRIS,Xtensa,AVR32andRenesasM32Rarchitectures.Linuxiseas
7、ilyportabletomostgeneral-purpose32-or64-bitarchitecturesaslongastheyhaveapagedmemorymanagementunit(PMMU)andaportoftheGNUCcompiler(gcc)(partofTheGNUCompilerCollection,GCC).LinuxhasalsobeenportedtoanumberofarchitectureswithoutaPMMU,althoughfunctionalityisthenobv
8、iouslysomewhatlimited.Linuxhasalsobeenportedtoitself.Youcannowrunthekernelasauserspaceapplication-thisiscalledUserModeLinux(UML).Linux很容易移植到大多数通用的32位或64位体系结构,只要他们有一个分页的内存管理单元(PMMU)