【源码资本英文】【pid控制算法(配源码)】【百合app源码】重载内核源码

【源码资本英文】【pid控制算法(配源码)】【百合app源码】重载内核源码_重载内核源码是什么

时间:2024-12-26 02:25:40 来源：访谈系统.net源码

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重载内核源码_重载内核源码是重载重载<strong>源码资本英文</strong>什么

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ãã1. ä¸è½½æºæä»¶ãè¡¥ä¸åå»ºç«ç¼è¯çç®å½

ãã2. å»ºç«åæ ¸å¤´æä»¶

ãã3. å»ºç«äºè¿å¶å·¥å·ï¼binutilsï¼

ãã4. å»ºç«åå§ç¼è¯å¨ï¼bootstrap gccï¼

ãã5. å»ºç«cåº(glibc)

ãã6. å»ºç«å¨å¥ç¼è¯å¨ï¼full gccï¼

ããä¸è½½æºæä»¶ãè¡¥ä¸åå»ºç«ç¼è¯çç®å½

ãã1. éå®è½¯ä»¶çæ¬å·

ããéæ©è½¯ä»¶çæ¬å·æ¶ï¼åççglibcæºä»£ç ä¸çINSTALLæä»¶ãé£éåä¸¾äºè¯¥çæ¬çglibcç¼è¯æ¶æéçbinutils ågccççæ¬å·ãä¾å¦å¨ glibc-2.2.3/INSTALL æä»¶ä¸æ¨è gcc ç¨ 2.ä»¥ä¸ï¼binutils ç¨ 2..1 ä»¥ä¸çæ¬ã

ããæéçåä¸ªè½¯ä»¶ççæ¬æ¯ï¼

ããlinux-2.4.+rmk2

ããbinutils-2..1

ããgcc-2..3

ããglibc-2.2.3

ããglibc-linuxthreads-2.2.3

ããå¦æä½ éçglibcççæ¬å·ä½äº2.2ï¼ä½ è¿è¦ä¸è½½ä¸ä¸ªå«glibc-cryptçæä»¶ï¼ä¾å¦glibc-crypt-2.1.tar.gzã Linux åæ ¸ä½ å¯ä»¥ä»www.kernel.org æå®çéåä¸è½½ã

ããBinutilsãgccåglibcä½ å¯ä»¥ä»FSFçFTPç«ç¹ftp://ftp.gun.org/gnu/ æå®çéåå»ä¸è½½ã å¨ç¼è¯glibcæ¶ï¼è¦ç¨å° Linux åæ ¸ä¸ç include ç®å½çåæ ¸å¤´æä»¶ãå¦æä½ åç°æåéæ²¡æå®ä¹èå¯¼è´ç¼è¯å¤±è´¥ï¼ä½ å°±æ¹åä½ çåæ ¸çæ¬å·ãä¾å¦æå¼å§ç¨linux-2.4.+vrs2ï¼ç¼è¯glibc-2.2.3 æ¶æ¥ BUS_ISA æ²¡å®ä¹ï¼åæ¥åç°å¨ 2.4. å¼å§å®çååè¢«æ¹ä¸º CTL_BUS_ISAãå¦æä½ æ²¡æå®å¨çææ¡ä¿è¯ä½ æ¹çåæ ¸æ¹å®å¨äºï¼å°±ä¸è¦å¨åæ ¸ï¼èæ¯æä½ ç Linux åæ ¸ççæ¬å·éä½æåé«ï¼æ¥éåº glibcã

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ãã2. å»ºç«å·¥ä½ç®å½

ããé¦åï¼æä»¬å»ºç«å ä¸ªç¨æ¥å·¥ä½çç®å½ï¼

ãã$pwd

ãã/home/liang

ãã$mkdir embedded

ããåå¨è¿ä¸ªé¡¹ç®ç®å½ embedded ä¸å»ºç«ä¸ä¸ªç®å½ build-toolsãkernel å toolsã

ããbuild-tools-ç¨æ¥åæ¾ä½ ä¸è½½ç binutilsãgcc å glibc çæºä»£ç åç¨æ¥ç¼è¯è¿äºæºä»£ç çç®å½ã

ããkernel-ç¨æ¥åæ¾ä½ çåæ ¸æºä»£ç ååæ ¸è¡¥ä¸ã

ããtools-ç¨æ¥åæ¾ç¼è¯å¥½çäº¤åç¼è¯å·¥å·ååºæä»¶ã

ãã$cd embedded

ãã$mkdir build-tools kernel tools

ããæ§è¡å®åç®å½ç»æå¦ä¸ï¼

ãã$ls embedded

ããbuild-tools kernel tools

ãã3. è¾åºåç¯å¢åé

ããæä»¬è¾åºå¦ä¸çç¯å¢åéæ¹ä¾¿æä»¬ç¼è¯ã

ãã$export PRJROOT=/home/liang/embedded

ãã$export TARGET=arm-linux

ãã$export PREFIX=$PRJROOT/tools

ãã$export TARGET_PREFIX=$PREFIX/$TARGET

ãã$export PATH=$PREFIX/bin:$PATH

ããä½ç³»ç»æåä½ çTAEGETåéçå¯¹åºå¦ä¸è¡¨

ãã$./config.sub arm-linux

ããarm-unknown-linux-gnu

ããå¨æçç¯å¢ä¸ï¼config.sub å¨ glibc-2.2.3/scripts ç®å½ä¸ã

ããç½ä¸è¿æä¸äº HOWTO å¯ä»¥åèï¼ARM ä½ç³»ç»æçãThe GNU Toolchain for ARM Target HOWTOãï¼PowerPC ä½ç³»ç»æçãLinux for PowerPC Embedded Systems HOWTOãçãå¯¹TARGETçéåå¯è½æå¸®å©ã

ãã4. å»ºç«ç¼è¯ç®å½

ãã$cd $PRJROOT/build-tools

ãã$mkdir build-binutils build-boot-gcc build-gcc build-glibc gcc-patch

ããbuild-binutils-ç¼è¯binutilsçç®å½

ããbuild-boot-gcc-ç¼è¯gcc å¯å¨é¨åçç®å½

ããbuild-glibc-ç¼è¯glibcçç®å½

ããbuild-gcc-ç¼è¯gcc å¨é¨çç®å½

ããgcc-patch-æ¾gccçè¡¥ä¸çç®å½

ããgcc-2..3 çè¡¥ä¸æ gcc-2..3-2.patchãgcc-2..3-no-fixinc.patch ågcc-2..3-returntype-fix.patchï¼å¯ä»¥ä» http://www.linuxfromscratch.org/ ä¸è½½å°è¿äºè¡¥ä¸ã

ããåå°ä½ ä¸è½½ç binutils-2..1ãgcc-2..3ãglibc-2.2.3 å glibc-linuxthreads-2.2.3 çæºä»£ç æ¾å¥ build-tools ç®å½ä¸

ããçä¸ä¸ä½ ç build-tools ç®å½ï¼æä»¥ä¸åå®¹ï¼

ãã$ls

ããbinutils-2..1.tar.bz2 build-gcc gcc-patch

ããbuild-binutls build-glibc glibc-2.2.3.tar.gz

ããbuild-boot-gcc gcc-2..3.tar.gz glibc-linuxthreads-2.2.3.tar.gz

ããåé¡µé¦

ããå»ºç«åæ ¸å¤´æä»¶

ããæä½ ä» www.kernel.org ä¸è½½çåæ ¸æºä»£ç æ¾å¥ $PRJROOT /kernel ç®å½

ããè¿å¥ä½ ç kernel ç®å½ï¼

ãã$cd $PRJROOT /kernel

ããè§£å¼åæ ¸æºä»£ç

ãã$tar -xzvf linux-2.4..tar.gz

ããæ

ãã$tar -xjvf linux-2.4..tar.bz2

ãã$mv linux linux-2.4.x

ããç» Linux åæ ¸æä¸ä½ çè¡¥ä¸

ãã$cd linux-2.4.

ãã$patch -p1 < ../patch-2.4.-rmk2

ããç¼è¯åæ ¸çæå¤´æä»¶

ãã$make ARCH=arm CROSS_COMPILE=arm-linux- menuconfig

ããä½ ä¹å¯ä»¥ç¨ config å xconfig æ¥ä»£æ¿ menuconfigï¼ä½è¿æ ·ç¨å¯è½ä¼æ²¡æè®¾ç½®æäºéç½®æä»¶éé¡¹åæ²¡æçæä¸é¢ç¼è¯æéçå¤´æä»¶ãæ¨èå¤§å®¶ç¨ make menuconfigï¼è¿ä¹æ¯åæ ¸å¼åäººåç¨çæå¤çéç½®æ¹æ³ãéç½®å®éåºå¹¶ä¿åï¼æ£æ¥ä¸ä¸çåæ ¸ç®å½ä¸ç include/linux/version.h å include/linux/autoconf.h æä»¶æ¯ä¸æ¯çæäºï¼è¿æ¯ç¼è¯ glibc æ¯è¦ç¨å°çï¼version.h å autoconf.h æä»¶çåå¨ï¼ä¹è¯´æäºä½ çæäºæ£ç¡®çå¤´æä»¶ã

ããè¿è¦å»ºç«å ä¸ªæ£ç¡®çé¾æ¥

ãã$cd include

ãã$ln -s asm-arm asm

ãã$cd asm

ãã$ln -s arch-epxa arch

ãã$ln -s proc-armv proc

ãã$mkdir -p $TARGET_PREFIX/include

ãã$ln -s $PRJROOT/kernel/linux-2.4./include/linux $TARGET_PREFIX/include/linux

ãã$in -s $PRJROOT/kernel/linux-2.4./include/asm-arm $TARGET_PREFIX/include/asm

ããä¹å¯ä»¥æ Linux åæ ¸å¤´æä»¶æ·è´è¿æ¥ç¨

ãã$mkdir -p $TARGET_PREFIX/include

ãã$cp -r $PRJROOT/kernel/linux-2.4./include/linux $TARGET_PREFIX/include

ãã$cp -r $PRJROOT/kernel/linux-2.4./include/asm-arm $TARGET_PREFIX/include

ããåé¡µé¦

ããå»ºç«äºè¿å¶å·¥å·ï¼binutilsï¼

ããé¦åï¼æä»¬è§£åæä»¬ä¸è½½çbinutilsæºæä»¶ã

ãã$cd $PRJROOT/build-tools

ãã$tar -xvjf binutils-2..1.tar.bz2

ããç¶åè¿å¥build-binutilsç®å½éç½®åç¼è¯binutilsã

ãã$cd build-binutils

ãã$../binutils-2..1/configure --target=$TARGET --prefix=$PREFIX

ãã--target éé¡¹æ¯æåºæä»¬çæçæ¯ arm-linux çå·¥å·ï¼--prefix æ¯æåºæä»¬å¯æ§è¡æä»¶å®è£çä½ç½®ã

ããä¼åºç°å¾å¤ checkï¼æåäº§ç Makefile æä»¶ã

ããæäº Makefile åï¼æä»¬æ¥ç¼è¯å¹¶å®è£ binutilsï¼å½ä»¤å¾ç®åã

ãã$make

ãã$make install

ããçä¸ä¸æä»¬ $PREFIX/bin ä¸ççæçæä»¶

ãã$ls $PREFIX/bin

ããarm-linux-addr2line arm-linux-gasp arm-linux-objdump arm-linux-strings

ããarm-linux-ar arm-linux-ld arm-linux-ranlib arm-linux-strip

ããarm-linux-as arm-linux-nm arm-linux-readelf

ããarm-linux-c++filt arm-linux-objcopy arm-linux-size

ããæä»¬æ¥è§£éä¸ä¸ä¸é¢çæçå¯æ§è¡æä»¶é½æ¯ç¨æ¥å¹²ä»ä¹ç

ããAr-äº§çãä¿®æ¹åè§£å¼ä¸ä¸ªåæ¡£æä»¶

ããAs-gnu çæ±ç¼å¨

ããGasp-gnu æ±ç¼å¨é¢ç¼è¯å¨ã

ããLd-gnu çè¿æ¥å¨

ããNm-ååºç®æ æä»¶çç¬¦å·åå¯¹åºçå°å

ããObjcopy-å°æç§æ ¼å¼çç®æ æä»¶è½¬åæå¦å¤æ ¼å¼çç®æ æä»¶

ããObjdump-æ¾ç¤ºç®æ æä»¶çä¿¡æ¯

ããReadelf-æ¾ç¤º elf æ ¼å¼çç®æ æä»¶çä¿¡æ¯

ããSize-æ¾ç¤ºç®æ æä»¶åä¸ªèçå¤§å°åç®æ æä»¶çå¤§å°

ããStrip-å¥æç®æ æä»¶çææçç¬¦å·ä¿¡æ¯

ããåé¡µé¦

ããå»ºç«åå§ç¼è¯å¨ï¼bootstrap gccï¼

ããé¦åè¿å¥ build-tools ç®å½ï¼å°ä¸è½½ gcc æºä»£ç è§£å

ãã$cd $PRJROOT/build-tools

ãã$tar -xvzf gcc-2..3.tar.gz

ããç¶åè¿å¥ gcc-2..3 ç®å½ç» gcc æä¸è¡¥ä¸

ãã$cd gcc-2..3

ãã$patch -p1< ../gcc-patch/gcc-2..3.-2.patch

ãã$patch -p1< ../gcc-patch/gcc-2..3.-no-fixinc.patch

ãã$patch -p1< ../gcc-patch/gcc-2..3-returntype-fix.patch

ããecho timestamp > gcc/cstamp-h.in

ããå¨æä»¬ç¼è¯å¹¶å®è£ gcc åï¼æä»¬åè¦æ¹ä¸ä¸ªæä»¶ $PRJROOT/gcc/config/arm/t-linuxï¼æ

ããTARGET_LIBGCC2-CFLAGS = -fomit-frame-pointer -fPIC

ããè¿ä¸è¡æ¹ä¸º

ããTARGET_LIBGCC2-CFLAGS = -fomit-frame-pointer -fPIC -Dinhibit_libc -D__gthr_posix_h

ããä½ å¦ææ²¡å®ä¹ -Dinhibitï¼ç¼è¯æ¶å°ä¼æ¥å¦ä¸çéè¯¯

ãã../../gcc-2..3/gcc/libgcc2.c:: stdlib.h: No such file or directory

ãã../../gcc-2..3/gcc/libgcc2.c:: unistd.h: No such file or directory

ããmake[3]: *** [libgcc2.a] Error 1

ããmake[2]: *** [stmp-multilib-sub] Error 2

ããmake[1]: *** [stmp-multilib] Error 1

ããmake: *** [all-gcc] Error 2

ããIn file included from gthr-default.h:1,

ããfrom ../../gcc-2..3/gcc/gthr.h:,

ããfrom ../../gcc-2..3/gcc/libgcc2.c::

ãã../../gcc-2..3/gcc/gthr-posix.h:: pthread.h: No such file or directory

ããmake[3]: *** [libgcc2.a] Error 1

ããmake[2]: *** [stmp-multilib-sub] Error 2

ããmake[1]: *** [stmp-multilib] Error 1

ããmake: *** [all-gcc] Error 2

ããæ¥çå°±æ¯éç½®boostrap gccï¼ åé¢è¦ç¨bootstrap gcc æ¥ç¼è¯ glibc åºã

ãã$cd ..; cd build-boot-gcc

ãã$../gcc-2..3/configure --target=$TARGET --prefix=$PREFIX \

ãã>--without-headers --enable-languages=c --disable-threads

ããè¿æ¡å½ä»¤ä¸ç -targetã--prefix åéç½® binutils çå«ä¹æ¯ç¸åçï¼--without-headers å°±æ¯æä¸éè¦å¤´æä»¶ï¼å ä¸ºæ¯äº¤åç¼è¯å·¥å·ï¼ä¸éè¦æ¬æºä¸çå¤´æä»¶ã-enable-languages=cæ¯ææä»¬ç boot-gcc åªæ¯æ c è¯è¨ã--disable-threads æ¯å»æ thread åè½ï¼è¿ä¸ªåè½éè¦ glibc çæ¯æã

ããæ¥çæä»¬ç¼è¯å¹¶å®è£ boot-gcc

ãã$make all-gcc

ãã$make install-gcc

ããæä»¬æ¥çç $PREFIX/bin éé¢å¤äºåªäºä¸è¥¿

ãã$ls $PREFIX/bin

ããä½ ä¼åç°å¤äº arm-linux-gcc ãarm-linux-unprotoizeãcpp å gcov å ä¸ªæä»¶ã

ããGcc-gnu ç C è¯è¨ç¼è¯å¨

ããUnprotoize-å° ANSI C çæºç è½¬åä¸º K&R C çå½¢å¼ï¼å»æå½æ°ååä¸çåæ°ç±»åã

ããCpp-gnuç C çé¢ç¼è¯å¨

ããä½¿ç¨ gcc3.2 ä»¥å gcc3.2 ä»¥ä¸çæ¬æ¶ï¼éç½® boot-gcc ä¸è½ä½¿ç¨ --without-headers éé¡¹ï¼èéè¦ä½¿ç¨ glibc çå¤´æä»¶ã

ããåé¡µé¦

ããå»ºç« c åº(glibc)

ããé¦åè§£å glibc-2.2.3.tar.gz å glibc-linuxthreads-2.2.3.tar.gz æºä»£ç

ãã$cd $PRJROOT/build-tools

ãã$tar -xvzf glibc-2.2.3.tar.gz

ãã$tar -xzvf glibc-linuxthreads-2.2.3.tar.gz --directory=glibc-2.2.3

ããç¶åè¿å¥ build-glibc ç®å½éç½® glibc

ãã$cd build-glibc

ãã$CC=arm-linux-gcc ../glibc-2.2.3/configure --host=$TARGET --prefix="/usr"

ãã--enable-add-ons --with-headers=$TARGET_PREFIX/include

ããCC=arm-linux-gcc æ¯æ CC åéè®¾æä½ åç¼è¯å®çboostrap gccï¼ç¨å®æ¥ç¼è¯ä½ çglibcã--enable-add-onsæ¯åè¯glibcç¨ linuxthreads åï¼å¨ä¸é¢æä»¬å·²ç»å°å®æ¾å¥äº glibc æºç ç®å½ä¸ï¼è¿ä¸ªéé¡¹çä»·äº -enable-add-ons=linuxthreadsã--with-headers åè¯ glibc æä»¬çlinux åæ ¸å¤´æä»¶çç®å½ä½ç½®ã

ããéç½®å®åå°±å¯ä»¥ç¼è¯åå®è£ glibc

ãã$make

ãã$make install_root=$TARGET_PREFIX prefix="" install

ããç¶åä½ è¿è¦ä¿®æ¹ libc.so æä»¶

ããå°

ããGROUP ( /lib/libc.so.6 /lib/libc_nonshared.a)

ããæ¹ä¸º

ããGROUP ( libc.so.6 libc_nonshared.a)

ããåé¡µé¦

ããå»ºç«å¨å¥ç¼è¯å¨ï¼full gccï¼

ãã$cd $PRJROOT/build-tools/build-gcc

ãã$../gcc-2..3/configure --target=$TARGET --prefix=$PREFIX --enable-languages=c,c++

ãã--enable-languages=c,c++ åè¯ full gcc æ¯æ c å c++ è¯è¨ã

ããç¶åç¼è¯åå®è£ä½ ç full gcc

ãã$make all

ãã$make install

ããæä»¬åæ¥çç $PREFIX/bin éé¢å¤äºåªäºä¸è¥¿

ãã$ls $PREFIX/bin

ããä½ ä¼åç°å¤äº arm-linux-g++ ãarm-linux-protoize å arm-linux-c++ å ä¸ªæä»¶ã

ããG++-gnuç c++ ç¼è¯å¨ã

ããProtoize-ä¸Unprotoizeç¸åï¼å°K&R Cçæºç è½¬åä¸ºANSI Cçå½¢å¼ï¼å½æ°ååä¸å å¥åæ°ç±»åã

ããC++-gnu ç c++ ç¼è¯å¨ã

ããç¨å®æ¥ç¼è¯ä¸ä¸ªå¾ç®åçç¨åº helloworld.c

ãã#include <stdio.h>

ããint main(void)

ãã{

ããprintf("hello world\n");

ããreturn 0;

ãã}

ãã$arm-linux-gcc helloworld.c -o helloworld

ãã$file helloworld

ããhelloworld: ELF -bit LSB executable, ARM, version 1,

ããdynamically linked (uses shared libs), not stripped

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