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Äں˿⺯ÊýĿ¼ lib

1.Äں˿⺯ÊýÓÃÓÚΪÄں˳õʼ»¯³ÌÐò init/main.c ÔËÐÐÔÚÓû§Ì¬µÄ½ø³Ì(½ø³Ì 0 ¡¢ 1 )Ìṩµ÷ÓÃÖ§³Ö£¬ÓëÆÕͨ¾²Ì¬¿âµÄʵÏÖ·½·¨ÍêÈ«Ò»Ñù¡£ 2.ÔÚ lib/ Ŀ¼Öй²ÓÐ 12 ¸ö C ÓïÑÔÎļþ,³ýÁËÒ»¸öÓÉ tytso ±àÖÆµÄ malloc.c ³ÌÐò½Ï³¤ÒÔÍâ,ÆäËüµÄ³ÌÐòºÜ¶Ì,ÓеÄÖ»ÓÐÒ»¶þÐдúÂë,ʵÏÖÁËһЩϵͳµ÷ÓõĽӿں¯Êý¡£ 3.ÕâЩÎļþÖÐÖ÷Òª°üÀ¨ÓÐÍ˳öº¯Êý _exit() ¡¢¹Ø±ÕÎļþº¯Êý close(fd) ¡¢¸´ÖÆÎļþÃèÊö·ûº¯Êý ...

2013-11-22 2735 0 »Ø¸´

Э´¦ÀíÆ÷·ÂÕæºÍ²Ù×÷³ÌÐò×ÓĿ¼ kernel/math

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2013-11-22 3019 0 »Ø¸´

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1.×Ö·ûÉ豸³ÌÐò×ÓĿ¼¹²º¬ÓÐ 4 ¸ö C ÓïÑÔ³ÌÐòºÍ 2 ¸ö»ã±à³ÌÐòÎļþ¡£ 2.ÕâЩÎļþʵÏÖÁ˶Դ®Ðж˿Úrs-232 ¡¢´®ÐÐÖնˡ¢¼üÅ̺ͿØÖÆ̨ÖÕ¶ËÉ豸µÄÇý¶¯¡£ 3.ͼ 2-19 ÊÇÕâЩÎļþÖ®¼äµÄ´óÖµ÷Óòã´Î¹Øϵ¡£ 4.tty_io.c ³ÌÐòÖаüº¬ tty ×Ö·ûÉ豸¶Áº¯Êý tty_read() ºÍдº¯Êý tty_write() ,ΪÎļþϵͳÌṩÁËÉϲã·ÃÎʽӿڡ£ÁíÍ⻹°üÀ¨ÔÚ´®ÐÐÖжϴ¦Àí¹ý³ÌÖе÷ÓÃµÄ C º¯Êý do_tty_interrupt() ,¸Ãº¯ ...

2013-11-22 3039 0 »Ø¸´

¿éÉ豸Çý¶¯³ÌÐò×ÓĿ¼ kernel/blk_drv attach_img

1.ͨ³£Çé¿öÏÂ,Óû§ÊÇͨ¹ýÎļþϵͳÀ´·ÃÎÊÉ豸µÄ,Òò´ËÉ豸Çý¶¯³ÌÐòΪÎļþϵͳʵÏÖÁ˵÷Óýӿڡ£ 2.ÔÚʹÓÿéÉ豸ʱ,ÓÉÓÚÆäÊý¾ÝÍÌÍÂÁ¿´ó,ΪÁËÄܹ»¸ßЧÂʵØʹÓÿéÉ豸ÉϵÄÊý¾Ý,ÔÚÓû§½ø³ÌÓë¿éÉ豸֮¼äʹÓÃÁ˸ßËÙ»º³å»úÖÆ¡£ 3.ÔÚ·ÃÎÊ¿éÉ豸ÉϵÄÊý¾Ýʱ,ϵͳÊ×ÏÈÒÔÊý¾Ý¿éµÄÐÎʽ°Ñ¿éÉ豸ÉϵÄÊý¾Ý¶ÁÈëµ½¸ßËÙ»º³åÇøÖÐ,È»ºóÔÙÌṩ¸øÓû§¡£ 4.blk_drv ×ÓĿ¼¹²°üº¬ 4 ¸ö c ÎļþºÍ 1 ¸öÍ·Îļþ¡£Í·Îļþ ...

2013-11-22 2788 0 »Ø¸´

Äں˳ÌÐòÖ÷Ŀ¼ kernel attach_img

1.linux/kernel Ŀ¼Öй²°üº¬ 12 ¸ö´úÂëÎļþºÍÒ»¸ö Makefile Îļþ,ÁíÍ⻹ÓÐ 3 ¸ö×ÓĿ¼¡£ 2.ËùÓд¦ÀíÈÎÎñµÄ³ÌÐò¶¼±£´æÔÚ kernel/ Ŀ¼ÖÐ,ÆäÖаüÀ¨Ïó fork ¡¢ exit ¡¢µ÷¶È³ÌÐòÒÔ¼°Ò»Ð©ÏµÍ³µ÷ÓóÌÐòµÈ¡£»¹°üÀ¨´¦ÀíÖжÏÒì³£ºÍÏÝÚåµÄ´¦Àí¹ý³Ì¡£ 3.×ÓĿ¼ÖаüÀ¨Á˵ͲãµÄÉ豸Çý¶¯³ÌÐò,Èç get_hd_block ºÍ tty_write µÈ¡£ 4.¸÷ÎļþÖ®¼äµÄÒýÓùØϵͼ£¬¿ÉÒÔ½øÐдó¸Å·ÖÀà,¼ûͼ 2-17 Ëùʾ¡£ 5. ...

2013-11-22 3139 0 »Ø¸´

Äں˳õʼ»¯³ÌÐòĿ¼ init

1.¸ÃĿ¼Öнö°üº¬Ò»¸öÎļþ main.c ¡£ÓÃÓÚÖ´ÐÐÄÚºËËùÓеijõʼ»¯¹¤×÷,È»ºóÒƵ½Óû§Ä£Ê½´´½¨Ð½ø³Ì,²¢ÔÚ¿ØÖÆ̨É豸ÉÏÔËÐÐ shell ³ÌÐò¡£ 2.³ÌÐòÊ×Ïȸù¾Ý»úÆ÷ÄÚ´æµÄ¶àÉÙ¶Ô»º³åÇøÄÚ´æÈÝÁ¿½øÐзÖÅä,Èç¹û»¹ÉèÖÃÁËҪʹÓÃÐéÄâÅÌ,ÔòÔÚ»º³åÇøÄÚ´æºóÃæҲΪËüÁôÏ¿ռ䡣 3.Ö®ºó¾Í½øÐÐËùÓÐÓ²¼þµÄ³õʼ»¯¹¤×÷,°üÀ¨È˹¤´´½¨µÚÒ»¸öÈÎÎñ( task 0 )£¬²¢ÉèÖÃÁËÖжÏÔÊÐí±êÖ¾¡£ÔÚÖ´ÐдӺËÐÄ̬ÒƵ½Óû§Ì¬Ö®ºó,ϵ ...

2013-11-22 3028 0 »Ø¸´

Í·ÎļþÖ÷Ŀ¼ include

1.ÄÚºË0.11Í·ÎļþĿ¼ÖÐ×ܹ²ÓÐ 32 ¸ö .h Í·Îļþ¡£ÆäÖÐÖ÷Ŀ¼ÏÂÓÐ 13 ¸ö, asm ×ÓĿ¼ÖÐÓÐ 4 ¸ö, linux ×ÓĿ¼ÖÐÓÐ 10 ¸ö, sys ×ÓĿ¼ÖÐÓÐ 5 ¸ö¡£ 2.a.out Í·Îļþ,¶¨ÒåÁË a.out Ö´ÐÐÎļþ¸ñʽºÍһЩºê¡£ ³£Êý·ûºÅÍ·Îļþ,Ä¿Ç°½ö¶¨ÒåÁË i ½ÚµãÖÐ i_mode ×ֶεĸ÷±ê־λ¡£ ×Ö·ûÀàÐÍÍ·Îļþ¡£¶¨ÒåÁËһЩÓйØ×Ö·ûÀàÐÍÅжϺÍת»»µÄºê¡£ ´íÎóºÅÍ·Îļþ¡£°üº¬ÏµÍ³Öи÷ÖÖ³ö´íºÅ¡£ (Linus ´Ó minix ...

2013-11-22 4157 0 »Ø¸´

linuxÖÕÖ¹½ø³Ì

1.µ±Ò»¸ö½ø³Ì½áÊøÁËÔËÐлòÔÚ°ë;ÖÐÖÕÖ¹ÁËÔËÐÐ,ÄÇôÄں˾ÍÐèÒªÊͷŸýø³ÌËùÕ¼ÓõÄϵͳ×ÊÔ´¡£Õâ°üÀ¨½ø³ÌÔËÐÐʱ´ò¿ªµÄÎļþ¡¢ÉêÇëµÄÄÚ´æµÈ¡£ 2.µ±Ò»¸öÓû§³ÌÐòµ÷Óà exit() ϵͳµ÷ÓÃʱ,¾Í»áÖ´ÐÐÄں˺¯Êý do_exit() ¡£ 3. do_exit() º¯Êý»áÊ×ÏÈÊͷŽø³Ì´úÂë¶ÎºÍÊý¾Ý¶ÎÕ¼ÓõÄÄÚ´æÒ³Ãæ,¹Ø±Õ½ø³Ì´ò¿ª×ŵÄËùÓÐÎļþ,¶Ô½ø³ÌʹÓõĵ±Ç°¹¤×÷Ŀ¼¡¢¸ùĿ¼ºÍÔËÐгÌÐòµÄ i ½Úµã½øÐÐͬ²½²Ù×÷¡£ 4.Èç¹û½ø ...

2013-11-21 3996 2 »Ø¸´

radeon ,Õâ¸öÏÔ¿¨Çý¶¯£¬ÒªÓÃÄ£¿é·½Ê½¼ÓÔØ

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2013-11-21 2507 0 »Ø¸´

ÎļþϵͳĿ¼ attach_img

1.Linux 0.11 Äں˵ÄÎļþϵͳ²ÉÓÃÁË 1.0 °æµÄ MINIX Îļþϵͳ,ÕâÊÇÓÉÓÚ Linux ÊÇÔÚ MINIX ϵͳÉÏ¿ª·¢µÄ,²ÉÓà MINIX Îļþϵͳ±ãÓÚ½øÐн»²æ±àÒë,²¢ÇÒ¿ÉÒÔ´Ó MINIX ÖмÓÔØ Linux ·ÖÇø 2.ËäȻʹÓõÄÊÇMINIX Îļþϵͳ,µ« Linux ¶ÔÆä´¦Àí·½Ê½Óë MINIX ϵͳ²»Í¬¡£Ö÷ÒªµÄÇø±ðÔÚÓÚ MINIX ¶ÔÎļþϵͳ²ÉÓõ¥Ï̴߳¦Àí·½Ê½,¶ø Linux Ôò²ÉÓÃÁ˶àÏ̷߳½Ê½¡£ÓÉÓÚ²ÉÓÃÁ˶àÏ̴߳¦Àí·½Ê½, Linux ³ÌÐò¾Í±ØÐë ...

2013-11-21 3042 0 »Ø¸´

linuxÒýµ¼Æô¶¯³ÌÐòĿ¼ boot

1.boot Ŀ¼Öк¬ÓÐ 3 ¸ö»ã±àÓïÑÔÎļþ,ÊÇÄÚºËÔ´´úÂëÎļþÖÐ×îÏȱ»±àÒëµÄ³ÌÐò¡£ 2.Õâ 3 ¸ö³ÌÐòÍê³ÉµÄÖ÷Òª¹¦ÄÜÊǵ±¼ÆËã»ú¼ÓµçʱÒýµ¼ÄÚºËÆô¶¯,½«Äں˴úÂë¼ÓÔص½ÄÚ´æÖÐ,²¢×öһЩ½øÈë 32 λ±£»¤ÔËÐз½Ê½Ç°µÄϵͳ³õʼ»¯¹¤×÷¡£ 3.ÆäÖÐ bootsect.s ºÍ setup.s ³ÌÐòÐèҪʹÓà as86 Èí¼þÀ´±àÒë,ʹÓõÄÊÇ as86 µÄ»ã±àÓïÑÔ¸ñʽ(Óë΢ÈíµÄÀàËÆ) 4.¶ø head.s ÐèÒªÓà GNU as À´±àÒë,ʹÓõÄÊÇ AT&T ¸ñʽµÄ ...

2013-11-21 2724 0 »Ø¸´

0.11ÄÚºËmake

1.¸ÃÖ÷Ŀ¼ÖгýÁË°üÀ¨ËùÓÐµÄ 14 ¸ö×ÓĿ¼ÒÔÍâ,»¹º¬ÓÐΨһµÄÒ»¸öMakefile Îļþ¡£ 2.¸ÃÎļþÊDZàÒ븨Öú¹¤¾ßÈí¼þ make µÄ²ÎÊýÅäÖÃÎļþ¡£ 3.make ¹¤¾ßÈí¼þÊdzÌÐòÏîÄ¿µÄ¹ÜÀíÈí¼þ£¬Ö÷ÒªÓÃ;ÊÇͨ¹ýʶ±ðÄÄЩÎļþÒѱ»Ð޸Ĺý,´Ó¶ø×Ô¶¯µØ¾ö¶¨ÔÚÒ»¸öº¬Óжà¸öÔ´³ÌÐòÎļþµÄ³ÌÐòϵͳÖÐÄÄЩÎļþÐèÒª±»ÖØбàÒë¡£ 4.linux Ŀ¼ÏµÄÕâ¸ö Makefile Îļþ»¹Ç¶Ì׵ص÷ÓÃÁËËùÓÐ×ÓĿ¼Öаüº¬µÄ Makefile Îļþ,Õâ ...

2013-11-21 2767 0 »Ø¸´

Linux ÄÚºËÔ´´úÂëµÄĿ¼½á¹¹ attach_img

1.ÔÚÔĶÁÒ»¸öÔ´´úÂëÎļþʱÍùÍùÐèÒª²ÎÔÄÆäËüÏà¹ØµÄÎļþ¡£Òò´ËÓбØÒªÔÚ¿ªÊ¼ÔĶÁÄÚºËÔ´´úÂë֮ǰ,ÏÈÊìϤһÏÂÔ´´úÂëÎļþµÄĿ¼½á¹¹ºÍ°²ÅÅ¡£ 2.Ê×ÏÈÁгö Linux ÄÚºËÍêÕûµÄÔ´´úÂëĿ¼,°üÀ¨ÆäÖеÄ×ÓĿ¼¡£È»ºóÖðÒ»½éÉܸ÷¸öĿ¼ÖÐËù°üº¬³ÌÐòµÄÖ÷Òª¹¦ÄÜ,ʹµÃÕû¸öÄÚºËÔ´´úÂëµÄ°²ÅÅÐÎʽÄÜÔÚÎÒÃǵÄÍ·ÄÔÖн¨Á¢ÆðÒ»¸ö´ó¸ÅµÄ¿ò¼Ü,ÒÔ±ãÓÚÏÂÒ»Õ¿ªÊ¼µÄÔ´´úÂëÔĶÁ¹¤×÷¡£ 3.µ±ÎÒÃÇʹÓà tar ÃüÁ linux-0.1 ...

2013-11-21 2754 0 »Ø¸´

Linux ϵͳÖжÑÕ»µÄʹÓ÷½·¨

1.Linux 0.11 ϵͳÖй²Ê¹ÓÃÁËËÄÖÖ¶ÑÕ»¡£ 2.Ò»ÖÖÊÇϵͳ³õʼ»¯Ê±ÁÙʱʹÓõĶÑÕ»; 3.Ò»ÖÖÊǹ©Äں˳ÌÐò×Ô¼ºÊ¹ÓõĶÑÕ»(Äں˶ÑÕ»),Ö»ÓÐÒ»¸ö,λÓÚϵͳµØÖ·¿Õ¼ä¹Ì¶¨µÄλÖÃ,Ò²ÊǺóÀ´ÈÎÎñ 0 µÄÓû§Ì¬¶ÑÕ»; 4.ÁíÒ»ÖÖÊÇÿ¸öÈÎÎñͨ¹ýϵͳµ÷ÓÃ,Ö´ÐÐÄں˳ÌÐòʱʹÓõĶÑÕ»,ÎÒÃdzÆ֮ΪÈÎÎñµÄÄÚºË̬¶ÑÕ»,ÿ¸öÈÎÎñ¶¼ÓÐ×Ô¼º¶ÀÁ¢µÄÄÚºË̬¶ÑÕ»; 5.×îºóÒ»ÖÖÊÇÈÎÎñÔÚÓû§Ì¬Ö´ÐеĶÑÕ»,λÓÚÈÎÎñ(½ø³Ì)µØÖ·¿Õ¼ä ...

2013-11-21 2636 0 »Ø¸´

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1.µ±Ò»¸ö³ÌÐòÐèҪʹÓÃÒ»¿é²»´æÔÚµÄÄÚ´æʱ(Ò²¼´ÔÚÄÚ´æÒ³±íÏîÖÐÒѱê³öÏàÓ¦ÄÚ´æÒ³Ãæ²»ÔÚÄÚ´æÖÐ), CPU ¾ÍÐèÒªÒ»ÖÖ·½·¨À´µÃÖªÕâ¸öÇé¿ö¡£ÕâÊÇͨ¹ý 80386 µÄÒ³´íÎóÒì³£ÖжÏÀ´ÊµÏֵġ£ 2.µ±Ò»¸ö½ø³ÌÒýÓÃÒ»¸ö²»´æÔÚÒ³ÃæÖеÄÄÚ´æµØַʱ,¾Í»á´¥·¢ CPU ²úÉúÒ³³ö´íÒì³£ÖжÏ,²¢°ÑÒýÆðÖжϵÄÏßÐÔµØÖ··Åµ½ CR2 ¿ØÖƼĴæÆ÷ÖС£Òò´Ë´¦Àí¸ÃÖжϵĹý³Ì¾Í¿ÉÒÔÖªµÀ·¢ÉúÒ³Òì³£µÄÈ·ÇеØÖ·,´Ó¶ø¿ÉÒ԰ѽø³ÌÒªÇóµÄÒ³ ...

2013-11-21 3721 0 »Ø¸´

Linux Äں˶ÔÄÚ´æµÄʹÓ÷½·¨ attach_img

1.ÔÚ Linux 0.11 ÄÚºËÖÐ,ΪÁËÓÐЧµØʹÓûúÆ÷ÖеÄÎïÀíÄÚ´æ,ÄÚ´æ±»»®·Ö³É¼¸¸ö¹¦ÄÜÇøÓò,¼ûÏÂͼ 2-9Ëùʾ¡£ 2.Linux Äں˳ÌÐòÕ¼¾ÝÔÚÎïÀíÄÚ´æµÄ¿ªÊ¼²¿·Ö,½ÓÏÂÀ´ÊÇÓÃÓÚ¹©Ó²ÅÌ»òÈíÅ̵ȿéÉ豸ʹÓõĸßËÙ»º³åÇø²¿·Ö¡£µ±Ò»¸ö½ø³ÌÐèÒª¶ÁÈ¡¿éÉ豸ÖеÄÊý¾Ýʱ,ϵͳ»áÊ×ÏȽ«Êý¾Ý¶Áµ½¸ßËÙ»º³åÇøÖÐ;µ±ÓÐÊý¾ÝÐèҪдµ½¿éÉ豸ÉÏȥʱ,ϵͳҲÊÇÏȽ«Êý¾Ý·Åµ½¸ßËÙ»º³åÇøÖÐ,È»ºóÓÉ¿éÉ豸Çý¶¯³ÌÐòдµ½É豸ÉÏ¡£ 3. ...

2013-11-21 2858 0 »Ø¸´

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1.Ö´ÐÐʵ¼Ê½ø³ÌÇл»µÄÈÎÎñÓÉ switch_to() ºê¶¨ÒåµÄÒ»¶Î»ã±à´úÂëÍê³É¡£ 2.ÔÚ½øÐÐÇл»Ö®Ç°, switch_to()Ê×Ïȼì²éÒªÇл»µ½µÄ½ø³ÌÊÇ·ñ¾ÍÊǵ±Ç°½ø³Ì,Èç¹ûÊÇÔòʲôҲ²»×ö,Ö±½ÓÍ˳ö¡£·ñÔò¾ÍÊ×ÏÈ°ÑÄÚºËÈ«¾Ö±äÁ¿ current ÖÃΪÐÂÈÎÎñµÄÖ¸Õë,È»ºó³¤Ìøתµ½ÐÂÈÎÎñµÄÈÎÎñ״̬¶Î TSS ×é³ÉµÄµØÖ·´¦,Ôì³É CPU Ö´ÐÐÈÎÎñÇл»²Ù×÷¡£ 3.´Ëʱ CPU »á°ÑÆäËùÓмĴæÆ÷µÄ״̬±£´æµ½µ±Ç°ÈÎÎñ¼Ä´æÆ÷ TR ÖÐ TSS ¶ÎÑ¡ ...

2013-11-21 2633 0 »Ø¸´

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1.Linux ½ø³ÌÊÇÇÀռʽµÄ¡£±»ÇÀÕ¼µÄ½ø³ÌÈÔÈ»´¦ÓÚ TASK_RUNNING ״̬,Ö»ÊÇÔÝʱûÓб» CPU ÔËÐС£ 2.½ø³ÌµÄÇÀÕ¼·¢ÉúÔÚ½ø³Ì´¦ÓÚÓû§Ì¬Ö´Ðн׶Î,ÔÚÄÚºËִ̬ÐÐʱÊDz»Äܱ»ÇÀÕ¼µÄ¡£ 3.ÔÚ Linux 0.11 ÖвÉÓÃÁË»ùÓÚÓÅÏȼ¶ÅŶӵĵ÷¶È²ßÂÔ¡£ 4.µ÷¶È³ÌÐòschedule() º¯ÊýÊ×ÏÈɨÃèÈÎÎñÊý×顣ͨ¹ý±È½Ïÿ¸ö¾ÍÐ÷̬( TASK_RUNNING )ÈÎÎñµÄÔËÐÐʱ¼äµÝ¼õµÎ´ð¼ÆÊý counter µÄÖµÀ´È·¶¨µ±Ç°Äĸö½ø³ÌÔËÐеÄʱ¼ä ...

2013-11-21 2263 0 »Ø¸´

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1.Linux ϵͳÖд´½¨Ð½ø³ÌʹÓà fork() ϵͳµ÷Óá£ËùÓнø³Ì¶¼ÊÇͨ¹ý¸´Öƽø³Ì 0 ¶øµÃµ½µÄ,¶¼Êǽø³Ì 0µÄ×Ó½ø³Ì¡£ 2.Èç¹ûϵͳÒѾ­ÓÐ 64 ¸ö½ø³ÌÔÚÔËÐÐ,Ôò fork() ϵͳµ÷ÓûáÒòΪÈÎÎñÊý×é±íÖÐûÓпÉÓÿÕÏî¶ø³ö´í·µ»Ø¡£È»ºóϵͳΪн¨½ø³ÌÔÚÖ÷ÄÚ´æÇøÖÐÉêÇëÒ»Ò³ÄÚ´æÀ´´æ·ÅÆäÈÎÎñÊý¾Ý½á¹¹ÐÅÏ¢,²¢¸´ÖƵ±Ç°½ø³ÌÈÎÎñÊý¾Ý½á¹¹ÖеÄËùÓÐÄÚÈÝ×÷Ϊнø³ÌÈÎÎñÊý¾Ý½á¹¹µÄÄ£°å¡£ÎªÁË·ÀÖ¹Õâ¸ö»¹Î´´¦ÀíÍê³ÉµÄР...

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1.ÔÚ boot/ Ŀ¼ÖÐÒýµ¼³ÌÐò°ÑÄں˴ӴÅÅÌÉϼÓÔص½ÄÚ´æÖÐ,²¢ÈÃϵͳ½øÈë±£»¤Ä£Ê½ÏÂÔËÐкó,¾Í¿ªÊ¼Ö´ÐÐϵͳ³õʼ»¯³ÌÐò init/main.c 2.¸Ã³ÌÐòÊ×ÏÈÈ·¶¨ÈçºÎ·ÖÅäʹÓÃϵͳÎïÀíÄÚ´æ,È»ºóµ÷ÓÃÄں˸÷²¿·ÖµÄ³õʼ»¯º¯Êý·Ö±ð¶ÔÄÚ´æ¹ÜÀí¡¢Öжϴ¦Àí¡¢¿éÉ豸ºÍ×Ö·ûÉ豸¡¢½ø³Ì¹ÜÀíÒÔ¼°Ó²Å̺ÍÈíÅÌÓ²¼þ½øÐгõʼ»¯´¦Àí 3.ÔÚÍê³ÉÁËÕâЩ²Ù×÷Ö®ºó,ϵͳ¸÷²¿·ÖÒѾ­´¦ÓÚ¿ÉÔËÐÐ״̬,´Ëºó³ÌÐò°Ñ×Ô¼º¡°ÊÖ¹¤¡±Òƶ¯µ½ÈÎÎñ ...

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