锘??xml version="1.0" encoding="utf-8" standalone="yes"?> 綰у埆: 鍒濈駭
闄堟笣
(yuchen@tsinghua.edu.cn)娓呭崕澶у 2004 騫?10 鏈?01 鏃?/p>
鍓嶄袱綃囨枃绔犲垎鍒粙緇嶄簡 SkyEye 欏圭洰鍙婂叾瀹夎錛屼笅闈㈢殑鍑犵瘒鏂囩珷灝嗗鍏惰璁″疄鐜板睍寮璁ㄨ銆?/p>
SkyEye鍩轟簬GDB/ARMulator(鐩墠鐢盌avid McCullough 緇存姢)錛屽茍榪涜浜嗗叏闈㈢殑鏀瑰彉鍜屾墿灞曘係kyEye寤虹珛鍦℅NU GDB鐨勫簳灞傦紝鍙互妯′豢澶氱瀹屾暣鐨勫祵鍏ュ紡璁$畻鏈虹郴緇燂紝鐩墠妯℃嫙鐨勭‖浠跺寘鎷珻PU銆佸唴瀛樸両/O瀵勫瓨鍣ㄣ佹椂閽熴乁ART銆佺綉緇滆姱鐗囥丮MU銆丆ACHE錛屽皢鏉ヨ繕浼氭ā鎷?LCD銆乁SB絳夊悇縐嶇‖浠躲傚湪SkyEye涓婅繍琛岀殑鎿嶄綔緋葷粺鍜屽悇縐嶇郴緇熻蔣浠?鎰忚瘑"涓嶅埌瀹冧滑鏄湪涓涓櫄鎷熺殑璁$畻鏈虹郴緇熶笂榪愯銆? SkyEye浠庢諱綋涓婂垎涓哄洓涓眰嬈★細 SkyEye鐩爣妯℃嫙妯″潡妯℃嫙鐨勭‖浠墮昏緫緇撴瀯鍥懼鍥?0 1鎵紺恒係kyEye鐩爣妯℃嫙妯″潡浠庡姛鑳戒笂鍙垎涓哄涓嬪嚑澶фā鍧楋細 SkyEye鐩爣妯℃嫙妯″潡涓紝鍚勭鏁版嵁緇撴瀯寰堝錛岀敤浜庢ā鎷熺‖浠舵諱綋鏈烘瀯瀹氫箟鐨勪富瑕佹暟鎹粨鏋勬湁skyeye_config_t鍜孉RMul_State銆傛妸鎻¤繖涓や釜鏁版嵁緇撴瀯錛屾槸鐞嗚В鏁翠釜skyeye妯℃嫙鐨勭‖浠朵綋緋葷粨鏋勭殑鍏抽敭錛屽湪榪欎袱涓暟鎹粨鏋勪笂榪涜榪涗竴姝ョ粏鍖栧垎鏋愶紝鍒欏彲鍏呭垎浜嗚Вskyeye鐨勭‖浠朵綋緋葷粨鏋勭粏鑺傘?/p>
skyeye_config_t緇撴瀯鎻忚堪浜哠kyEye妯℃嫙鐨勬暣涓‖浠剁殑闈欐侀厤緗紝瀹冪殑鍏蜂綋鍐呭濡備笅錛?/p>
skyeye_config_t緇撴瀯鍖呭惈浜咰PU鏍稿績閰嶇疆淇℃伅錛峜pu銆佸紑鍙戞澘閰嶇疆淇℃伅錛峬ach銆乵emory map 閰嶇疆淇℃伅-mem銆佺綉緇滆姱鐗囧拰緗戠粶鐜閰嶇疆淇℃伅錛峮et銆侀潰鍚戜富鏈虹殑杈撳叆杈撳嚭閰嶇疆淇℃伅錛島art銆佹祴璇曡褰曡緭鍑洪厤緗俊鎭紞log銆佹ā鎷熸墽琛岃搗濮嬪湴鍧閰嶇疆淇℃伅錛峴tart_address銆佹槸鍚︽湁LCD錛峮o_lcd鍜岃褰曟枃浠跺悕淇℃伅錛峜onfig_file銆傝繖閲岄潰涓庢ā鎷熺‖浠剁揣瀵嗙浉鍏崇殑鏄疌PU鏍稿績閰嶇疆淇℃伅銆佸紑鍙戞澘閰嶇疆淇℃伅銆乵emory map 閰嶇疆淇℃伅銆佺綉緇滆姱鐗囧拰緗戠粶鐜銆丩CD閰嶇疆淇℃伅銆?/p>
鎻忚堪CPU鏍稿績鐨勭粨鏋勫畾涔夊湪cpu_config_t鏁版嵁緇撴瀯涓紝鍏蜂綋鍐呭濡備笅錛?/p>
鍏跺叿浣撴弿榪拌В閲婂涓嬶細 SkyEye瀹氫箟浜嗕竴涓猚pu_config_t緇撴瀯鐨勬暟緇?浣嶄簬skyeye_option.c涓?錛岀粨鏋勫涓嬶細 machine_config_t緇撴瀯鎻忚堪浜嗗紑鍙戞澘閰嶇疆淇℃伅錛屽畾涔夊湪skyeye_config.h涓紝鍏蜂綋鍐呭濡備笅錛?/p>
鍏跺叿浣撴弿榪拌В閲婂涓嬶細 SkyEye瀹氫箟浜嗕竴涓猰achine_config_t緇撴瀯鐨勬暟緇?浣嶄簬skyeye_option.c涓?錛岀粨鏋勫涓嬶細
4. mem_config_t鍜宮em_bank_t鏁版嵁緇撴瀯
SkyEye鐨勫唴瀛樻槧灝勯厤緗粨鏋勭敱mem_config_t鍜宮em_bank_t鏁版嵁緇撴瀯鎻忚堪銆侫RM浣撶郴緇撴瀯涓巟86浣撶郴緇撴瀯鍦↖/O鍐呭瓨鏄犲皠涓婃湁鎵涓嶅悓銆俋86浣撶郴緇撴瀯鍙互浣跨敤I/O绔彛鏉ユ槧灝勫閮ㄨ澶囦笂鐨勫瘎瀛樺櫒鍜岃澶囧唴瀛橈紱鑰孉RM浣撶郴緇撴瀯鏄氳繃鏍囧噯鐨刴emory鍦板潃絀洪棿鏉ユ槧灝勫璁劇殑瀵勫瓨鍣ㄦ垨璁懼鍐呭瓨錛岃屼笖鍦ㄩ氬父鎯呭喌涓嬶紝I/O鍦板潃絀洪棿涓嶄細閫氳繃CACHE榪涜緙撳瓨銆傜洰鍓峉kyEye鏀寔涓夌綾誨瀷鐨勫唴瀛樻槧灝勶細ROM SPACE(鍙)銆丷AM SPACE(鍙鍐?銆両O SPACE(鍙鍐欙紝涓庣壒瀹氬紑鍙戞澘鐩稿叧)銆係kyEye瀵硅繖涓夌綾誨瀷鐨勫唴瀛樻槧灝勭殑澶勭悊鏄笉鍚岀殑銆傚湪SkyEye涓妸涓孌佃繛緇殑鍦板潃絀洪棿縐頒負涓涓猰em_bank錛屽涓猰em_bank涔嬮棿涓嶄竴瀹氳繛緇俶em_config_t鏁版嵁緇撴瀯鐨勫叿浣撳唴瀹瑰涓嬶細 鍏朵腑 bank_num鐢ㄦ潵璁板綍褰撳墠鐨勭‖浠墮厤緗腑鐨刴em_bank鎬繪暟錛宑urrent_num鏄敤浜庤В鏋恠kyeye.conf涓殑mem_bank閰嶇疆淇℃伅鐨勪竴涓緟鍔╁彉閲忥紝mem_banks鏁扮粍鍏蜂綋璁板綍浜嗘瘡涓猰em_bank鐨勭被鍨嬪拰鐩稿叧鐨勮闂嚱鏁般俶em_bank_t鏁版嵁緇撴瀯鐨勫叿浣撳唴瀹瑰涓嬶細 鍏朵腑鐨剅ead/write_* 鍑芥暟鎸囬拡鍒嗗埆瀵瑰簲浜嗕笉鍚岀被鍨嬪唴瀛樻槧灝勭殑璁塊棶鍑芥暟錛沘ddr琛ㄧずmem_bank鐨勮搗濮嬪湴鍧錛沴en琛ㄧずmem_bank_鐨勫ぇ灝忥紱filename鏄痓inary image鏂囦歡鍚嶏紱type琛ㄧずmem_bank鐨勭被鍨嬨傚嚱鏁版寚閽堣祴鍊肩瓑閰嶇疆榪囩▼鐢眘kyeye_options.c涓殑鍑芥暟do_mem_bank_option瀹屾垚銆傚鏋滃湪skyeye.conf涓瓨鍦╞inary image鏂囦歡鍚嶏紝鍒檇o_mem_bank_option鍑芥暟浼氭妸鏂囦歡鍐呭璇誨叆鍒板搴旂殑mem_bank涓?/p>
SkyEye鏀寔緗戠粶妯℃嫙錛岀洰鍓嶆弿榪扮綉緇滈厤緗殑鏁版嵁緇撴瀯鏄痭et_config_t錛屽畠鐨勫叿浣撳唴瀹瑰涓嬶細 鍏朵腑鍚勪釜field鐨勫惈涔夋弿榪板涓嬶細 鐩墠鍙互浣跨敤鐨勪袱縐嶆柟寮忔湁 NET_MOD_VNET(涓嶴kyEye鎻愪緵鐨剉net.o鍐呮牳妯″潡榪涜緗戠粶浜や簰)鍜?NET_MOD_TUNTAP(涓巐inux鐨則un.on鍐呮牳妯″潡榪涜緗戠粶浜や簰)銆?/p>
鏈夊叧8019AS妯℃嫙鑺墖(NE2000鍏煎)鐨勫叿浣撻厤緗笌瀹炵幇浣嶄簬鏂囦歡skyeye-ne2k.[ch]涓傛湁鍏崇綉緇滄ā鎷熺殑鍏蜂綋瀹炵幇鍙弬鑰冮敊璇紒鏈壘鍒板紩鐢ㄦ簮銆傝妭銆?/p>
涓婇潰璁茶堪鐨勬槸涓嶴kyEye鐨勭‖浠墮厤緗浉鍏崇殑鏁版嵁緇撴瀯錛屽彲浠ョ悊瑙d負涓縐嶉潤鎬佺‖浠墮厤緗殑鏁版嵁緇撴瀯錛岃繖浜涙暟鎹粨鏋勪腑鐨勫煙鍩烘湰涓嶉殢鐫SkyEye妯℃嫙紜歡鐨勮繍琛岃屾敼鍙樸傝孉RMul_State鎻忚堪鐨勬槸涓縐嶅姩鎬佺‖浠墮厤緗殑鏁版嵁緇撴瀯錛屽畠淇濆瓨浜嗛殢鐫SkyEye妯℃嫙紜歡鐨勮繍琛岃屾椂鍒繪敼鍙樼殑紜歡鏁版嵁銆傜敱浜嶢RMul_State涓殑鍩熸暟閲忕箒澶氾紝澶т綋鍒嗕負 榪欓噷鍙弿榪板叾涓叧閿殑閮ㄥ垎錛?/p>
鍏跺畠涓庣壒瀹欳PU鍜屽紑鍙戞澘鐩稿叧鐨勫悇縐峣o瀵勫瓨鍣ㄧ殑瀹氫箟鏀懼埌浜嗗悇涓笌寮鍙戞澘鐩稿叧鐨勬枃浠朵腑錛屽skyeye_mach_at91/ep7312/pxa/sa.c絳夊錛岃瑙h鍙傝?SkyEye鐨勫紑鍙戞澘IO妯℃嫙瀹炵幇"銆?/p>
涓庡叿浣撳紑鍙戞澘鐩稿叧鐨刬o閮ㄥ垎 instr鏄褰曞綋鍓嶇殑涓柇鐘舵? 浜嗚ВSkEye鐨勬諱綋閫昏緫鎵ц嫻佺▼錛屽浜嗚В紜歡鐨勪綋緋葷粨鏋勫拰杞歡/紜歡鐨勬帴鍙f湁杈冨ぇ甯姪銆備粠鎬諱綋涓婏紝鍙妸SkyEye閫昏緫鎵ц嫻佺▼鎸夋墽琛岀殑鏃墮棿欏哄簭鍒掑垎涓轟袱涓樁孌碉細 1. SkyEye鍔犺澆涓庨厤緗鐞嗚繃紼?/p>
2. SkyEye妯℃嫙鎵ц榪囩▼ 絎竴闃舵涓虹浜岄樁孌電殑姝e父鎵ц鍋氫簡鍏呭垎鐨勫噯澶囷紝鍏蜂綋鐨勬墽琛屽唴瀹瑰寘鎷紱 鍏朵腑鎬葷殑鍒濆鍖栧嚱鏁版槸浣嶄簬wrapper.c涓殑init鍑芥暟錛屽畠璋冪敤濡備笅鍑芥暟瀹屾垚鏁翠釜妯℃嫙紜歡鐨勫垵濮嬪寲宸ヤ綔錛?/p>
絎簩闃舵鏍規嵁鐗瑰畾紜歡鐨勯厤緗弿榪幫紝寮濮嬫墽琛岀壒瀹氱‖浠舵ā鎷熷鐞嗐傛暣涓繃紼嬪洿緇旵PU鎵ц鎸囦護灞曞紑錛屾牴鎹ā鎷熺‖浠跺彲鍒嗕負濡備笅鍑犱釜闃舵錛?/p>
澶勭悊璁塊棶鍐呭瓨/IO鐨勬寚浠ょ殑鐩稿叧鍐呭闆嗕腑鍦╝rmvirt.c錛涗笌MMU/CACHE澶勭悊銆乺ead/write buffer(鐢ㄤ簬StrongARM鍜孹Scale浣撶郴緇撴瀯鐨勬ā鎷?澶勭悊鐩稿叧鐨勬枃浠跺寘鎷琣rmmmu.[ch]銆乵mu/*.[ch]錛涗笌璁塊棶memory妯℃嫙鏈夊叧鐨勫唴瀹逛富瑕侀泦涓湪armmem.[ch]涓?/p>
涓嬩竴綃囨枃绔犲皢璁ㄨ CPU/寮鍙戞澘浠跨湡銆?/p>
闄堟笣, 娓呭崕澶у錛岄氳繃 yuchen@tsinghua.edu.cn 鍙互鍜屼粬鑱旂郴銆? 綰у埆: 鍒濈駭
闄堟笣
(yuchen@tsinghua.edu.cn)娓呭崕澶у 2004 騫?9 鏈?01 鏃?/p>
SkyEye妯℃嫙鐨勭‖浠墮厤緗拰妯℃嫙鎵ц琛屼負鐢遍厤緗枃浠秙kyeye.conf涓殑閫夐」紜畾銆傛牴鎹夐」鐨勫姛鑳斤紝skyeye.conf鐨勯夐」鍒嗕負紜歡閰嶇疆閫夐」鍜屾ā鎷熸墽琛岄夐」銆傛牴鎹弬鏁扮殑涓暟錛宻kyeye.conf鐨勯夐」涓昏鐢變袱縐嶇粍鎴愶細 鐩墠skyeye.conf鐨勯厤緗畾涔夊涓嬶細 渚嬪錛? 渚嬪錛? 鏍煎紡錛? SkyEye鐩爣妯℃嫙妯″潡妯℃嫙鐨勭‖浠墮昏緫緇撴瀯鍥懼鍥?0-1鎵紺恒?/p> 鐩墠SkyEye鍦↙inux鎿嶄綔緋葷粺涓嬭繍琛屽緱寰堝ソ錛?SkyEye閫氳繃MingW鎴朿ywgin杞歡涔熷彲浠ュ湪Windows鐜涓繍琛屻?/p>
涓嬮潰鎴戜滑浠ュ湪RedHat 9.0鐜鐨凷kyEye瀹夎涓轟緥: 棣栧厛闇瑕佷粠瑙e紑skyeye-x.x.x.src.tar.bz2杞歡鍖咃紙x.x.x浠h〃SkyEye鐨勭増鏈彿錛夊紑濮嬶紝鎸夌収杞歡鍖呬腑鐨凷kyEye.README鎴朢EADME鏂囦歡涓粙緇嶇殑姝ラ榪涜錛堜笅闈㈠懡浠や腑鐨?#"鏄痵hell鎻愮ず絎︼紝鐢ㄦ埛涓嶇敤杈撳叆錛夛細 (1) 瑙e帇婧愮爜鍖咃紙鍋囧畾skyeye-x.x.x.src.tar.bz2鏀懼湪鏈満鐨?/usr/src"鐩綍涓嬶級錛屼細鍦ㄥ綋鍓嶇洰褰曠敓鎴愪竴涓猻kyeye鐨勭洰褰? (2) 榪涘叆瑙e帇SkyEye鐩綍錛岄厤緗甋kyEye (3) 鐒跺悗鏄紪璇戝拰瀹夎錛堟紜墽琛屽畬涓嬮潰鐨勬寚浠や笖鍛戒護姝e父緇撴潫鍚庯紝緋葷粺涓殑/usr/local/bin/skyeye 鎵ц紼嬪簭灝辨槸瀹夎濂界殑SkyEye杞歡銆傦級 鍦ㄧ紪璇戝畨瑁呰繃紼嬩腑錛岄』娉ㄦ剰浠ヤ笅鍑犵偣錛?/p>
涓嬮潰鎴戜滑浠kyEye妯℃嫙鍩轟簬Atmel AT91X40鐨勫紑鍙戞澘錛屽茍榪愯渭Clinux涓轟緥鏉ヨ瑙kyEye鐨勫叿浣撲嬌鐢ㄣ?/p>
鍏堝畨瑁呬氦鍙夌紪璇戝櫒銆傛敞鎰忚繖閲屾渶濂界敤root鐢ㄦ埛鏉ユ墽琛屽涓嬫搷浣溿傚皢arm-elf-tools-20011219.tar.gz錛?0011219鏄宸ュ叿鐨勪駭鐢熸椂闂達紝涔熷彲浠ラ夋嫨鏇存柊鐨刟rm-elf-tools銆傦級鍦ㄦ湰鏈虹殑鏍圭洰褰曚笅鐢╰ar鍛戒護瑙e紑錛堝亣瀹歛rm-elf-tools-20011219.tar.gz鏀懼湪鏈満鐨勬牴鐩綍"/"涓嬶級銆傚叿浣撳懡浠わ紙涓嬮潰鍛戒護涓殑"#"鏄痵hell鎻愮ず絎︼紝鐢ㄦ埛涓嶇敤杈撳叆錛夊涓嬶細 鐒跺悗灝唘Clinux-dist-20020927.tar.gz錛堝亣瀹氳杞歡鍖呮斁鍦ㄦ湰鏈虹殑鏍圭洰褰曚笅錛夎В寮錛屾瘮濡傝В寮鍦?usr/src/uClinux-dist/涓嬶紝闇瑕佹墽琛屽涓嬪懡浠わ細 鐒跺悗鍦?usr/src/uClinux-dist/鐩綍涓嬫墽琛屽涓嬪懡浠わ細 鍦ㄨ繖涓ょ鐣岄潰涓嬶紝鍦╲endor/product閫夐」涓夋嫨GDB/ARMulator錛宬ernel鐗堟湰閫夋嫨2.4.x錛屽叾瀹冮夐」涓嶅彉錛岀劧鍚庝繚瀛橀厤緗鍑猴紝鍗抽夋嫨save and exit閫夐」銆?/p>
絎?姝?緙栬瘧鐢熸垚渭Clinux鍜屽寘鍚簲鐢ㄧ▼搴忕殑鏂囦歡緋葷粺
鏂規A
濡傛灉瑕佺敓鎴愬甫璋冭瘯淇℃伅鐨刲inux kernel鎵ц鏂囦歡錛屽湪絎竴姝ユ墽琛屽畬鍚庯紝緇х畫鎵ц濡備笅鍛戒護錛?
鏂規B
濡傛灉鎯充竴姝ョ敓鎴愬甫璋冭瘯淇℃伅鐨刲inux kernel鎵ц鏂囦歡鍜宭inux kenel 鎵ц鏂囦歡鏄犲儚鍜岀鐩樻槧鍍忔枃浠秗omfs.img錛屽彲綆鍗曞湴榪愯鍛戒護錛? 鍋囧畾SkyEye鐨勫伐浣滅洰褰曚綅浜?usr/src/uClinux-dist涓嬶紝棣栧厛瑕佽繘琛屼竴浜涘噯澶囧伐浣滐細 鍦ㄥ伐浣滅洰褰曚笅寤虹珛涓撻棬鐢ㄤ簬鍩轟簬AT91X40寮鍙戞澘鐨凷kyEye紜歡閰嶇疆鏂囦歡skyeye.conf銆備竴涓畝鍗曠殑鏂規硶鏄粠SkyEye杞歡鍖呬腑鐨凴EADME鏂囦歡涓埅鍙栦竴鍧楀唴瀹癸紙浠?FOR AT91 (1) special for uclinux"寮濮嬬殑涓琛岋紝浠庡畠涓嬮潰絎笁琛屽紑濮嬫埅鍙栵紝鍏卞彇9琛岋級浣滀負skyeye.conf鐨勫唴瀹癸紝鍏蜂綋鍐呭濡備笅錛?/p>
榪欐牱鎴戜滑鍙互閫氳繃濡備笅鍛戒護鐪嬬湅鍦?usr/src/uClinux-dist鐩綍涓嬬殑skyeye.conf鏂囦歡鏄惁涓庝笂闈㈢殑鍐呭涓鑷達細 鍦ㄤ嬌鐢⊿kyEye鏃惰娉ㄦ剰浠ヤ笅鍑犵偣錛?/p> a .娉ㄦ剰瑕佸湪 memmap.conf錛坰kyeye-0.2浠ュ墠鐗堟湰鐨勯厤緗枃浠訛級鎴杝kyeye.conf錛坰kyeye-0.2浠ュ悗鐗堟湰鐨勯厤緗枃浠訛級鍜宐oot.rom鎵鍦ㄧ洰褰曚笅鎵цskyeye銆?/p> b. memmap.conf 鍜?skyeye.conf閮芥槸skyeye鐨勭‖浠墮厤緗枃浠躲俶emmap.conf 閫傜敤浜巗kyeye0.2浠ヤ笅鐗堟湰錛岃宻kyeye.conf 鐢ㄤ簬skyeye0.2浠ヤ笂鐗堟湰銆?/p> c. 榪愯甯︾綉緇滈夐」鐨勭‖浠墮厤緗椂錛屾敞鎰忕敤鎴峰繀欏諱負root鐢ㄦ埛錛岃屼笖褰撳墠鐨勫彲鎵ц璺緞涓彲浠ユ悳绱㈠埌ifconfig鍛戒護 d. 榪愯甯︾綉緇滈夐」鐨勭‖浠墮厤緗椂錛岄渶瑕佺紪璇戝畨瑁呭唴鏍告ā鍧梩uo.o (鍦≧edHat緋葷粺涓紝璇ユā鍧楀湪/lib/modules/2.4.x/kernel/drivers/net/tun.o) e. 璇烽槄璇籹kyeye.conf.txt鏉ヨ幏寰梥kyeye.conf鐨勯厤緗夐」鐨勫惈涔?/p> f. 鍙弬鑰僺kyeye-binary-testutils-x.x.x.tar.bz2杞歡鍖咃紙x.x.x浠h〃鍏剁殑鐗堟湰鍙鳳級涓凡緇忚瀹氬ソ鐨剆kyeye.conf鏉ラ厤緗壒瀹氱殑紜歡妯℃嫙鐜錛屽茍鍙皾璇曠敤SkyEye榪愯榪欎釜杞歡鍖呬腑緙栬瘧濂界殑鎿嶄綔緋葷粺鍐呮牳銆?/p> 涓嬮潰鏄竴浜泂kyeye.conf鐨勪緥瀛愶細 鏈枃璁茶В浜哠kyEye紜歡妯℃嫙騫沖彴鐨勭‖浠墮厤緗夐」錛屼互鍙婂浣曞畨瑁呬嬌鐢⊿kyEye銆傚鏋滆鑰呰兘澶熺啛緇冩帉鎻kyEye鐨勪嬌鐢紝鍒欎細鎻愰珮寮鍙戙佽皟璇曟搷浣滅郴緇熺瓑鐨勮繘搴︼紝鐗瑰埆鏄鎿嶄綔緋葷粺銆侀┍鍔ㄧ▼搴忓浣曚笌宓屽叆寮忕‖浠剁郴緇熻繘琛屼氦浜掓湁鏇存繁鍒葷殑浜嗚В銆?/p> 闄堟笣, 娓呭崕澶у錛岄氳繃 yuchen@tsinghua.edu.cn 鍙互鍜屼粬鑱旂郴銆? 綰у埆: 鍒濈駭
闄堟笣
(yuchen@tsinghua.edu.cn)娓呭崕澶у 2004 騫?9 鏈?01 鏃?/p>
2002騫?1鏈堬紝涓涓伓鐒剁殑鏈轟細錛屼竴緹ゆ搷浣滅郴緇熺殑鐖卞ソ鑰呭湪緗戜笂榪涜鑱婂ぉ錛屾垚绔嬩簡涓涓猅M錛峀inux鍏磋叮灝忕粍錛屽笇鏈涜鍋氫竴浜涙劅鍏磋叮鐨勪簨鎯呫傚綋鏃跺湪娓呭崕澶у璁$畻鏈虹郴鍋氬崥澹悗鐨勯檲娓濇彁鍑哄仛涓涓敤杞歡瀹炵幇鐨勫祵鍏ュ紡寮鍙戞澘紜歡妯℃嫙鍣紝鍙互鍦ㄦā鎷熷櫒涓婅繍琛屽悇縐嶆搷浣滅郴緇燂紝榪欐牱灝卞彲浠ュ湪娌℃湁寮鍙戞澘鐨勬儏鍐典笅瀛︿範鍜岀爺絀舵搷浣滅郴緇熴備竴寮濮嬪氨闄堟笣涓浜哄仛錛岄鍏堜粬浜嗚В浜嗗綋鍓嶅浗闄呬笂鐨勪竴浜涚被浼肩殑欏圭洰錛屽彂鐜拌憲鍚嶇殑渭CLinux緇勭粐瀹炵幇浜嗕竴涓猘rmulator妯℃嫙鍣ㄨ蔣浠訛紙鍦↙inux緋葷粺涓婅繍琛岋級錛屽彲浠ユā鎷烝teml AT91錛堝熀浜嶢RM7TDMI CPU錛夊紑鍙戞澘錛屛糃Linux鍙互鍦╝rmulator錛堝叾緗戝潃涓篽ttp://www.uclinux.org/pub/uCLinux/utilities/armulator/錛変笂榪愯銆備簬鏄檲娓濅互姝や負鍩虹偣錛屽熼壌armulator鐨勫疄鐜幫紝鎻愬嚭浜哠kyEye欏圭洰錛屽叾鐩爣鏄SkyEye浠跨湡澶氱涓繪祦鐨勫祵鍏ュ紡寮鍙戞澘鍜屽璁撅紝瀹炵幇涓涓彲鎵╁睍鐨勭‖浠舵ā鎷熸鏋訛紝璁╂洿澶氱殑宓屽叆寮忔搷浣滅郴緇熷彲浠ュ湪SkyEye涓婅繍琛屻係kyEye欏圭洰浜?002騫?2鏈?鏃ユ寮忓緩绔嬪悗錛岄檲娓濆畬鎴愮殑絎竴浠跺伐浣滄槸鎶奱rmulator縐繪鍒頒簡cygwin/windows鐜涓嬶紝鍏舵垚鏋滆渭CLinux緇勭粐鎺ユ敹銆傛帴涓嬫潵娓呭崕澶у璁$畻鏈虹郴紜曞+鐢熸潕鏄庡姞鍏ュ埌SkyEye鐨勫紑鍙戜腑錛?澶╁悗錛孲kyEye鐨勭涓涓増鏈帹鍑猴紝鍐嶈繃浜?澶╋紝渭C/OS-II for SkyEye鎺ㄥ嚭銆傚湪榪欐湡闂達紝SkyEye鐨勭綉绔欎篃寤虹珛璧鋒潵浜嗐傜揣鎺ョ潃錛屾潹鏅斻佺帇鍒╂槑銆佸骯棣栦竴絳夊湪鏍″鐢熶篃鍔犲叆鍒癝kyEye鐨勫紑鍙戜腑錛岀粰SkyEye甯︽潵浜嗘柊鐨勬椿鍔涳紝SkyEye榪涘叆浜嗘柊鐨勫彂灞曢樁孌碉紝鐩墠閫氳繃璁塊棶SkyEye鐨勭綉绔欙紙http://www.skyeye.org/錛夊拰鍦╨inux鍏ぞ涓婄殑SkyEye璁哄潧錛?http://www.linuxfans.org錛夊彲浠ヤ簡瑙e埌SkyEye鐨勬渶鏂拌繘灞曞茍瀵規湁鍏沖祵鍏ュ紡緋葷粺寮鍙戞柟闈㈢殑闂榪涜浜ゆ祦錛岃繕鍙互鍒?http://gro.clinux.org/projects/skyeye/ 涓嬭澆鏈鏂扮殑SkyEye鐩稿叧杞歡鍜屾枃妗c? 濡傛灉浣犵湅榪囩數褰?榛戝甯濆浗"錛堝張縐?matrix"錛夛紝鐩鎬俊鐢靛獎鎻忚堪鐨勮櫄騫諱笘鐣屼細娣辨繁鍦板惛寮曚綘錛岃嚦灝戝畠鏄垜浠湅榪囨渶鏈夋兂璞″姏鐨勭騫葷數褰變箣涓銆備篃璁告垜浠彲浠ユ妸SkyEye鐪嬩綔涓涓?matrix "錛屾妸榪愯鍦⊿kyEye涓婄殑鍚勭紼嬪簭鐪嬫垚鏄繖涓?matrix"涓殑鑺歌姼浼楃敓銆傛垜浠垱閫燬kyEye鍜岀紪鍐欒繍琛屽湪SkyEye涓婅繍琛岀殑紼嬪簭灝辨槸涓轟簡媧炴倝璁$畻鏈虹殑濂ョ錛屽皾灝濆綋"閫犵墿涓?鐨勬劅瑙夈傚綋鐪嬪埌鍚勭杞歡Linux銆佄糃Linux銆佄糃/OS-II...鍦⊿kyEye涓?鎰夊揩"鍦拌繍琛屾椂錛岄偅縐嶆劅瑙夌湡鏄お濂囧浜嗐? 瀵逛簬閭d簺鎯寵繘琛屽祵鍏ュ紡緋葷粺杞歡寮鍙戝拰瀛︿範錛屾垨鑰呮兂鐮旂┒宓屽叆寮廘inux絳夋搷浣滅郴緇熷拰涓浜涘簳灞傜郴緇熻蔣浠訛紙濡俆CP/IP絳夛級鐨勭爺絀跺拰寮鍙戜漢鍛樻潵璇達紝鍙兘瀛樺湪濡備笅鍑犳柟闈㈢殑闂錛氾紙1錛夌粡甯歌嫤浜庣粡璐逛笉瓚籌紝緙哄皯瓚沖鐨勭‖浠跺紑鍙戞澘鍜屽畬鍠勭殑杞歡寮鍙戠幆澧冿紝鐩稿叧鐨勪功綾嶅涓浜涙渶鏂拌蔣浠剁殑鍒嗘瀽榪樹笉澶熷叏闈紝鏃犳硶娣卞叆鐮旂┒鍜屽紑鍙戝祵鍏ュ紡杞歡銆傦紙2錛夐珮灞傛鐨勮蔣浠惰璁″拰寮鍙戜竴鑸笉鐢ㄥお鑰冭檻搴曞眰紜歡鐨勫疄鐜扮粏鑺傦紝濡傛灉鐩存帴澶勪簬涓涓叿浣撶殑紜歡鐜涓嬶紝鍦ㄥ紑鍙戝拰鐮旂┒涓彲鑳戒細闄峰叆紜歡鐨勫叿浣撶粏鑺備腑涓嶈兘鑷嫈錛岃屼笉鑳芥妸綺懼姏鏀懼埌楂樺眰嬈$殑杞歡璁捐鍜屽紑鍙戜笂銆傦紙3錛夊鏋滅‖浠跺紑鍙戠幆澧冧笉澶ǔ瀹氾紙榪欑鎯呭喌緇忓父瑙佸埌錛夛紝涓斿鍏蜂綋鐨勭‖浠朵笉鏄緢浜嗚В錛屽垯鍙兘鍦ㄦ帓闄ら棶棰樹笂鑺辮垂澶ч噺鐨勪笉蹇呰鐨勬椂闂淬傦紙4錛夊鏋滀綘鎯寵嚜宸卞皾璇曡璁′竴涓搷浣滅郴緇燂紝鍒欏厛鍦ㄤ竴涓彁渚涙簮鐮佺駭璋冭瘯鐨勮蔣浠朵豢鐪熷櫒涓婅繘琛屽紑鍙戯紝鍙兘浼氬ぇ澶ф彁楂樹綘鐨勫紑鍙戣繘搴︺?/p>
瀵逛簬鎯充簡瑙c佸涔犱竴鑸搷浣滅郴緇熺殑瀹炵幇鍘熺悊錛孡inux/渭CLinux鎿嶄綔緋葷粺鎴朤CP/IP絳夌郴緇熺駭杞歡鐨勫疄鐜扮殑浜哄憳錛岀洰鍓嶄竴鑸噰鐢ㄧ殑鏂規硶鏄湅涔﹀拰璇繪簮浠g爜錛岃繖鏄竴縐嶉潤鎬佺殑瀛︿範鏂規硶錛屾晥鐜囪緝浣庯紝姣旇緝鏋嚗錛岀己灝戜翰鑷疄璺電殑鎰熻銆傝鎯蟲繁鍏ュ垎鏋愬拰寮鍙戣蔣浠訛紝灝辮鍔ㄦ墜緙栫▼錛屼笉鑳藉彧鏄湅鐪嬩功錛岃璇諱唬鐮侊紝鍙湁閫氳繃浜叉墜瀹炶返鎵嶈兘澶熸帉鎻¤蔣浠惰璁$殑鏍稿績鍐呭銆備笂闈㈡墍鎸囧嚭鐨勯棶棰樺拰闇姹備績浣縎kyEye欏圭洰鐨勮癁鐢熴? SkyEye鏄竴涓紑婧愯蔣浠訛紙OpenSource Software錛夐」鐩紝涓枃鍚嶅瓧鏄?澶╃洰"銆係kyEye鐨勭洰鏍囨槸鍦ㄩ氱敤鐨凩inux鍜學indows騫沖彴涓婂疄鐜頒竴涓函杞歡闆嗘垚寮鍙戠幆澧冿紝妯℃嫙甯歌鐨勫祵鍏ュ紡璁$畻鏈虹郴緇?榪欓噷鍋囧畾"浠跨湡"鍜?妯℃嫙"鐨勬剰鎬濆熀鏈浉鍚?錛涘彲鍦⊿kyEye涓婅繍琛屛糃Linux浠ュ強渭C/OS-II絳夊縐嶅祵鍏ュ紡鎿嶄綔緋葷粺鍜屽悇縐嶇郴緇熻蔣浠訛紙濡俆CP/IP錛屽浘褰㈠瓙緋葷粺錛屾枃浠跺瓙緋葷粺絳夛級錛屽茍鍙瀹冧滑榪涜婧愮爜綰х殑鍒嗘瀽鍜屾祴璇曘?/p>
綰蔣浠剁殑妯℃嫙鍣ㄦ湁璁稿縐嶏紝濡傛ā鎷熶竴涓姱鐗囨椂搴忛昏緫鐨勬ā鎷熷櫒銆佸彧妯℃嫙CPU鎸囦護鐨勬ā鎷熷櫒銆佹ā鎷熸暣涓‖浠跺紑鍙戞澘鐨勬ā鎷熷櫒銆佹ā鎷熶竴涓狿DA鐨勬ā鎷熷櫒絳夈傚瓨鍦ㄤ竴浜涚函杞歡鐨勪豢鐪熷櫒鎴栨ā鎷熷櫒錛屽Stanford澶у鐨凷imOS妯℃嫙鍣紝瀹冧豢鐪熺殑鏄疢IPS緋誨垪CPU鍜岀浉鍏沖璁撅紝鍙互鍦ㄥ叾涓婅繍琛孲GI鍏徃鐨処rix鎿嶄綔緋葷粺鍜岃蔣浠訛紝鐩墠鍩烘湰涓婂仠姝簡榪涗竴姝ョ殑寮鍙戯紱PSIM鏄竴涓豢鐪烶owerPC鎸囦護闆嗙殑妯℃嫙鍣紝鐩墠鍙敮鎸佺畝鍗曠殑鍛戒護琛屽簲鐢ㄧ▼搴忥紱xcopilot鏄竴涓狿DA妯℃嫙鍣紝瀹冩槸鐢盙reg Hewgill鍑轟簬涓漢鍠滃ソ緙栧啓鐨勶紝瀹冧豢鐪熺殑鏄疢68K CPU錛岄氳繃瀹冨彲浠ョ粰鍩轟簬PalmOS鐨勮蔣浠跺紑鍙戣呮彁渚涗竴涓ā鎷熷紑鍙戠幆澧冦侭ochs鏄竴涓豢鐪焫86 CPU鐨勫紑婧愰」鐩紝鐩墠榪樻敮鎸丄MD64 CPU錛屽湪瀹冧笂闈㈠彲浠ヨ繍琛孡inux鎿嶄綔緋葷粺銆傚叾瀹冧竴浜涘晢涓氱殑浠跨湡杞歡濡倂mware鍜寁irtualPC鍙互浠跨湡涓涓湡瀹炵殑x86璁$畻鏈猴紝鑰孷irtutech Simics浠跨湡鍣ㄥ彲浠ヤ豢鐪熷縐岰PU鍜岀‖浠訛紝鍔熻兘寮哄ぇ錛屽彲鐢ㄤ簬紜歡鍜岀郴緇熻蔣浠剁殑璇勬祴銆?/p>
SkyEye鏄竴涓寚浠ょ駭妯℃嫙鍣紝鍙互妯℃嫙澶氱宓屽叆寮忓紑鍙戞澘錛屽彲鏀寔澶氱CPU鎸囦護闆嗭紝鍦⊿kyEye涓婅繍琛岀殑鎿嶄綔緋葷粺鎰忚瘑涓嶅埌瀹冩槸鍦ㄤ竴涓櫄鎷熺殑鐜涓繍琛岋紝鑰屼笖寮鍙戜漢鍛樺彲浠ラ氳繃SkyEye璋冭瘯鎿嶄綔緋葷粺鍜岀郴緇熻蔣浠躲傜敱浜嶴kyEye鐨勭洰鏍囦笉鏄獙璇佺‖浠墮昏緫錛岃屾槸鍗忓姪寮鍙戙佽皟璇曞拰瀛︿範緋葷粺杞歡錛屾墍浠ュ湪瀹炵幇涓奡kyEye涓庣湡瀹炵殑紜歡鐜鐩告瘮榪樻槸鏈変竴瀹氬樊鍒殑銆係kyEye鍦ㄦ椂閽熻妭鎷嶇殑鏃跺簭涓婁笉淇濊瘉涓庣‖浠跺畬鍏ㄧ浉鍚岋紝瀵硅蔣浠墮忔槑鐨勪竴浜涚‖浠朵豢鐪熻繘琛屼簡涓瀹氱殑綆鍖栥傝繖鏍峰甫鏉ョ殑濂藉鏄疭kyEye鐨勬墽琛屾晥鐜囨洿楂樸係kyEye鐨勬帹鍑哄叿鏈変笅闈笁鏂歸潰鐨勬剰涔夛細 鍦?2浣嶅祵鍏ュ紡CPU棰嗗煙涓紝ARM緋誨垪CPU鎵鍗犳瘮閲嶅緢澶э紝鑰孉RM7TDMI鏄叾涓渶騫挎硾鐨勪竴縐岮RM CPU鏍革紝鍥犳SkyEye棣栧厛閫夋嫨浜咥RM7TDMI浣滀負浠跨湡鐨勭洰鏍嘋PU鏍革紝褰撶劧灝嗘潵SkyEye浼氭敮鎸佹洿澶氱綾葷殑CPU銆傜洰鍓嶅湪SkyEye涓婂彲榪愯騫惰繘琛屾簮鐮佺駭璋冭瘯ARM Linux銆佄糃Linux銆佄糃/OS-II鎿嶄綔緋葷粺鍜孡wIP錛堜竴涓憲鍚嶇殑宓屽叆寮廡CP/IP瀹炵幇錛夈丮iniGUI錛堜竴涓憲鍚嶇殑宓屽叆寮廏UI緋葷粺錛夌瓑緋葷粺杞歡銆係kyEye鍙敤浜庡涔狅紝鍒嗘瀽錛屽紑鍙戣繖浜涚郴緇熻蔣浠剁殑瀹炵幇錛屼簡瑙RM宓屽叆寮廋PU緙栫▼銆傝岃繖涓鍒囬兘鍙湪涓涓函杞歡鐨勭幆澧冧腑瀹屾垚銆傞氳繃鍒嗘瀽SkyEye鏈韓瀹炵幇錛岀郴緇熻蔣浠跺紑鍙戜漢鍛樺ARM錛?019as錛圢E2000鍏煎錛変互澶綉緇滆姱鐗囩瓑紜歡鐨勪簡瑙d篃浼氭洿娣卞叆銆?/p>
SkyEye騫朵笉鑳藉彇浠e紑鍙戞澘絳夌‖浠剁殑鍔熻兘錛屼絾閫氳繃瀹冨彲浠ユ瘮杈冨鏄撹繘鍏ュ埌宓屽叆寮忚蔣浠剁殑騫塊様澶╁湴涓傜敱浜嶴kyEye寤虹珛鍦℅DB鍩虹涔嬩笂錛屼嬌鐢ㄨ呭彲浠ユ柟渚垮湴浣跨敤GDB鎻愪緵鐨勫悇縐嶈皟璇曟墜孌靛SkyEye浠跨湡緋葷粺涓婄殑杞歡榪涜婧愮爜綰х殑璋冭瘯錛岃繕鍙互榪涜鍚勭鍒嗘瀽錛屽鎵ц鐑偣鍒嗘瀽銆佺▼搴忔墽琛岃鐩栧害鍒嗘瀽絳夈傜敱浜嶴kyEye鎻愪緵浜嗘簮浠g爜鍜岀浉鍏蟲枃妗o紝鏈夌粡楠岀殑鐢ㄦ埛瀹屽叏鍙互淇敼鍜屾墿鍏匰kyEye鏉ユ弧瓚寵嚜宸辯殑闇姹傘?/p>
鐩墠SkyEye妯℃嫙浜嗗ぇ閲忕殑紜歡錛屽寘鎷珻PU鍐呮牳銆佸瓨鍌ㄥ櫒銆佸瓨鍌ㄥ櫒綆$悊鍗曞厓銆佺紦瀛樺崟鍏冦佷覆鍙c佺綉緇滆姱鐗囥佹椂閽熺瓑銆備笅闈㈠仛涓綆鍗曚粙緇嶃?/p>
鐩墠SkyEye鍙互妯℃嫙鐨凜PU涓昏鏄熀浜嶢RM鍐呮牳鐨凜PU錛屽寘鎷珹RM7TDMI錛孉RM720T錛孉RM9TDMI錛孉RM9xx錛孉RM10xx錛孲trongARM錛孹Scale絳夈侫RM7/9/10TDMI鏄疉RM緋誨垪CPU鐨勫熀鏈牳蹇冮儴鍒嗭紝瀹冧滑涓嶆敮鎸丮MU/CACHE鍜屼竴浜涙墿灞曟寚浠わ紝鏄疉RM CPU鍩烘湰鏍搞侫RM720T銆丄RM920T銆丄RM10xx銆丼trongARM銆乆scale鏄緩绔嬪湪浠ヤ笂ARM CPU鏍鎬笂錛屽茍鎵╁睍浜哅MU/CACHE鍜屽叾瀹冨姛鑳姐傚悇紜歡寮鍙戝叕鍙稿彲浠ユ牴鎹畠浠殑闇姹傚湪涓婅堪CPU鏍鎬笂鍔犱笂鐗瑰畾鐨勬墿灞曪紝褰㈡垚鍩轟簬鍚勭ARM鍩烘湰鏍稿績鐨勭壒瀹欳PU錛屽Atmel91X40鍜?ep7312錛屽垎鍒墿灞曚簡ARM7TDMI鍜孉RM720T鐨勫唴瀛樻帶鍒跺拰鍚勭I/O鎺у埗鍣紝綆鍖栦簡寮鍙戞澘鐨勯昏緫璁捐錛屽ぇ澶у寮轟簡寮鍙戞澘鐨勫姛鑳姐?/p>
鐩墠SkyEye妯℃嫙鐨勫紑鍙戞澘鍖呮嫭鍩轟簬Atmel 91X40/AT91RM92 CPU鐨勫紑鍙戞澘錛屽熀浜嶤rirus Logic ep7312鐨勫紑鍙戞澘銆佸熀浜嶴trongARM CPU鐨凙DSBITSY寮鍙戞澘錛屽熀浜嶺Scale PXA250 CPU鐨凩UBBOCK寮鍙戞澘銆佸熀浜嶴AMSUNG S3C4510B/S3C44B0 CPU鐨勫紑鍙戞澘銆佸熀浜嶴HARP LH7A400 CPU鐨勫紑鍙戞澘銆佸熀浜嶱hilip LPC22xx CPU鐨勫紑鍙戞澘絳夈備富瑕佹ā鎷熶簡瀵瑰簲鍚勪釜寮鍙戞澘鐨勪覆鍙c佹椂閽熴丷AM銆丷OM銆丩CD銆佺綉緇滆姱鐗囩瓑紜歡澶栬銆?/p>
MMU錛圡emory Management Unit錛夊嵆瀛樺偍鍣ㄧ鐞嗗崟鍏冿紝鏄敤鏉ョ鐞嗚櫄鎷熷唴瀛樼郴緇熺殑紜歡銆侻MU鐨勪袱涓富瑕佸姛鑳芥槸錛氬皢铏氬湴鍧杞崲鎴愮墿鐞嗗湴鍧錛涙帶鍒跺瓨鍌ㄥ櫒鐨勫瓨鍙栨潈闄愩侻MU鍏蟲帀鏃訛紝铏氬湴鍧鐩存帴杈撳嚭鍒扮墿鐞嗗湴鍧鎬葷嚎銆侻MU鏈韓鏈夊皯閲忓瓨鍌ㄧ┖闂村瓨鏀句粠铏氭嫙鍦板潃鍒扮墿鐞嗗湴鍧鐨勫尮閰嶈〃錛屾琛ㄧО浣淭LB(Translation Lookaside Buffers)銆俆LB琛ㄤ腑淇濆瓨鐨勬槸铏氬潃鍙婂叾瀵瑰簲鐨勭墿鐞嗗湴鍧錛屾潈闄愶紝鍩熷拰鏄犲皠綾誨瀷銆傚綋CPU瀵逛竴铏氭嫙鍦板潃榪涜瀛樺彇鏃訛紝棣栧厛鎼滅儲TLB琛ㄤ互鏌ユ壘瀵瑰簲鐨勭墿鐞嗗湴鍧絳変俊鎭紝濡傛灉娌℃湁鏌ュ埌錛屽垯榪涜鏌ユ壘translation table錛岀О涓篢ranslation Table Walk錛堢畝縐癟TW錛夈傜粡榪嘥TW榪囩▼鍚庯紝灝嗘煡鍒扮殑淇℃伅淇濆瓨鍒癟LB銆傜劧鍚庢牴鎹甌LB琛ㄩ」鐨勭墿鐞嗗湴鍧榪涜璇誨啓銆侰ACHE鏄紦瀛樺崟鍏冿紝涓昏鐢ㄤ簬緙撳瓨鍐呭瓨涓殑鏁版嵁錛屽叾璇誨啓閫熷害榪滃揩浜庡唴瀛樼殑璇誨啓閫熷害錛屾墍浠ュ彲浠ユ彁楂楥PU鐨勫唴瀛樻暟鎹殑璁塊棶鏁堢巼銆?/p>
write/read buffer紜歡鍗曞厓鐨勪綔鐢ㄤ笌CACHE鐨勪綔鐢ㄧ被浼箋侻MU銆丆ACHE銆亀rite/read buffer涓鑸槸楂樻ц兘CPU鐨勯噸瑕佺粍鎴愰儴鍒嗭紝涓斾笉鍚岀被鍨婥PU鐨凪MU銆丆ACHE銆亀rite/read buffer鐨勯昏緫琛屼負涔熸湁涓瀹氱殑宸紓銆備負浜嗘敮鎸佹ā鎷熷縐嶇被鍨婥PU鐨凪MU/CACHE錛孲kyEye鍖呭惈浜嗕竴涓氱敤鐨凪MU/CACHE妯℃嫙瀹炵幇銆傞氳繃瀵逛竴浜涘弬鏁扮殑璋冩暣鍙互鏀寔妯℃嫙澶氱綾誨瀷鐨凪MU/CACHE鐗╃悊緇撴瀯鍜岄昏緫琛屼負銆? 鐩墠SkyEye妯℃嫙浜嗙綉緇滆姱鐗?019AS錛屽叾鐗圭偣鏄細NE2000鍏煎錛屽唴寤?16KRAM緙撳啿鍖猴紝10MB浼犺緭閫熺巼銆傝櫧鐒剁洰鍓嶆ā鎷熺殑寮鍙戞澘涓婁笉涓瀹氭湁緗戠粶鑺墖8019AS錛屼絾鎴戜滑鍙互鍦ㄦ垜浠ā鎷熺殑寮鍙戞澘涓婂姞涓婄綉緇滆姱鐗?019AS鐨勬ā鎷熴傝繖鏍峰啀鍔犱笂鍦ㄤ笉鍚屾搷浣滅郴緇熶笂鐨?019AS椹卞姩紼嬪簭錛屽氨鍙互鏂逛究鍦板畬鎴愬悇縐嶇綉緇滃簲鐢ㄧ殑寮鍙戝拰璁捐銆傜洰鍓嶅凡緇忓湪鍦ㄥ熀浜嶢tmel91X40 CPU鐨勫紑鍙戞澘涓婂疄鐜頒簡緗戠粶鑺墖8019AS鎵╁睍錛屽茍澧炲姞浜單糃/OS-II鍜屛糃linux鐨勭綉緇滈┍鍔ㄧ▼搴忥紝宸茬粡鏀寔澶ч噺鐨勭綉緇滃簲鐢ㄧ▼搴忥紝濡侺wIP 錛堜竴涓猅CP/IP鍗忚鏍堝疄鐜幫級銆乶fs server/clinet銆乭ttp server/client銆乼elnet server/client銆乫tp server/client絳夈?/p>
1錛嶴kyEye璁捐鍘熷垯 SkyEye杞歡鐨勬牳蹇冨湪鐩爣妯℃嫙妯″潡銆備負浜嗘彁楂樻ā鎷熸晥鐜囷紝涓旇兘澶熸ā鎷熸洿澶氱殑CPU銆佸紑鍙戞澘鍜屽悇縐嶅璁撅紝鏂逛究寮鍙戜漢鍛樿繘琛屽紑鍙戝拰瀛︿範錛孲kyEye閬靛驚濡備笅鐨勮璁″師鍒欙細 淇濇寔涓嶨DB涓婂眰鎺ュ彛鐨勪竴鑷存э紝榪欐牱鍙厖鍒嗗埄鐢℅DB寮哄ぇ鐨勬簮浠g爜綰ц皟璇曞姛鑳姐?/p>
SkyEye鍩轟簬GDB/ARMulator(鐩墠鐢盌avid McCullough 緇存姢)錛屽茍榪涜浜嗗叏闈㈢殑鏀瑰彉鍜屾墿灞曘係kyEye寤虹珛鍦℅NU GDB鐨勫簳灞傦紝鍙互妯′豢澶氱瀹屾暣鐨勫祵鍏ュ紡璁$畻鏈虹郴緇燂紝鐩墠妯℃嫙鐨勭‖浠跺寘鎷珻PU銆佸唴瀛樸両/O瀵勫瓨鍣ㄣ佹椂閽熴乁ART銆佺綉緇滆姱鐗囥丮MU銆丆ACHE錛屽皢鏉ヨ繕浼氭ā鎷?LCD銆乁SB絳夊悇縐嶇‖浠躲傚湪SkyEye涓婅繍琛岀殑鎿嶄綔緋葷粺鍜屽悇縐嶇郴緇熻蔣浠?鎰忚瘑"涓嶅埌瀹冧滑鏄湪涓涓櫄鎷熺殑璁$畻鏈虹郴緇熶笂榪愯銆? SkyEye浠庢諱綋涓婂垎涓哄洓涓眰嬈★細 鏈枃涓昏浠嬬粛浜哠kyEye紜歡妯℃嫙騫沖彴鐨勮搗婧愩佽儗鏅拰鍙戝睍鐘跺喌銆傚鏋滆鑰呰兘澶熺啛緇冩帉鎻kyEye鐨勪嬌鐢紝鍒欎細鎻愰珮寮鍙戙佽皟璇曟搷浣滅郴緇熺瓑鐨勮繘搴︼紝鐗瑰埆鏄鎿嶄綔緋葷粺銆侀┍鍔ㄧ▼搴忓浣曚笌宓屽叆寮忕‖浠剁郴緇熻繘琛屼氦浜掓湁鏇存繁鍒葷殑浜嗚В銆係kyEye榪樺湪涓嶆柇鍦板彂灞曚箣涓紝瀵筍kyEye鎰熷叴瓚g殑璇昏呴渶瑕佽窡韙渶鏂扮殑SkyEye婧愮爜鍜岀浉鍏蟲枃妗o紝騫跺彲鍦⊿kyEye璁哄潧涓婁笌SkyEye寮鍙戜漢鍛樿繘琛屽疄鏃朵氦嫻併?/p>
闄堟笣, 娓呭崕澶у錛岄氳繃 yuchen@tsinghua.edu.cn 鍙互鍜屼粬鑱旂郴銆?
聽
鏂囨。閫夐」
鎷撳睍 Tomcat 搴旂敤
聽
鍥為〉棣?/font>
鍥為〉棣?/font>
typedef struct {
cpu_config_t *cpu;
machine_config_t *mach;
mem_config_t mem;
net_config_t net[NET_MAXNICNUM_PER_HOST];
uart_config_t uart;
log_config_t log;
ARMword start_address;
ARMword no_lcd;
char config_file[MAX_FILE_NAME];
} skyeye_config_t;
typedef struct {
const char *cpu_arch_name;
const char *cpu_name;
ARMword cpu_val;
ARMword cpu_mask;
ARMword cachetype;
} cpu_config_t;
cpu_config_t arm_cpu[] = {
{"armv3", "arm710", 0x41007100, 0xfff8ff00, DATACACHE},
{"armv3", "arm7tdmi", 0x41007700, 0xfff8ff00, NONCACHE},
{"armv4", "arm720t", 0x41807200, 0xffffff00, DATACACHE},
{"armv4", "sa1110", 0x6901b110, 0xfffffff0, INSTCACHE},
{"armv4", "sa1100", 0x4401a100, 0xffffffe0, INSTCACHE},
{"xscale", "xscale", 0x69052100, 0xfffffff0, INSTCACHE}
};
typedef struct machine_config{
const char *machine_name;
void (*mach_init)(ARMul_State *state,\
struct machine_config *this_mach);
void (*mach_io_do_cycle)(ARMul_State *state);
void (*mach_io_reset)(ARMul_State *state);
void (*mach_update_int)(ARMul_State *state);
ARMword (*mach_io_read_byte)(ARMul_State *state, ARMword addr);
void (*mach_io_write_byte)(ARMul_State *state, ARMword addr,\
ARMword data);
ARMword (*mach_io_read_halfword)(ARMul_State *state, \
ARMword addr);
void (*mach_io_write_halfword)(ARMul_State *state, ARMword addr,\
ARMword data);
ARMword (*mach_io_read_word)(ARMul_State *state, ARMword addr);
void (*mach_io_write_word)(ARMul_State *state, ARMword addr,\
ARMword data);} machine_config_t;
}machine_config_t
machine_config_t arm_machines[] = {
{"at91", at91_mach_init, NULL, ......},
{"ep7312", ep7312_mach_init, NULL, ......},
{"s3c4510b", s3c4510b_mach_init, NULL, ......},
{"s3c44b0", s3c44b0_mach_init, NULL, ......},
{"sa1100", sa1100_mach_init, NULL, ......},
{"pxa_lubbock", pxa_mach_init, NULL, ......} 鈥︹?
};
typedef struct {
int bank_num;
int current_num;
mem_bank_t mem_banks[MAX_BANK];
} mem_config_t;
typedef struct mem_bank_t {
ARMword (*read_byte)(ARMul_State *state, ARMword addr);
void (*write_byte)(ARMul_State *state, ARMword addr, ARMword data);
ARMword (*read_halfword)(ARMul_State *state, ARMword addr);
void(*write_halfword)(ARMul_State *state, ARMword addr, ARMword data);
ARMword (*read_word)(ARMul_State *state, ARMword addr);
void (*write_word)(ARMul_State *state, ARMword addr, ARMword data);
unsigned long addr, len;
char filename[MAX_STR];
unsigned type;
} mem_bank_t;
鍥為〉棣?/font>
typedef struct {
int state;
unsigned char macaddr[6];
unsigned char hostip[4];
int ethmod;
int fd;
int hubindex;
int (*net_init)(int index, unsigned char *macaddr, unsigned char *hostip);
unsigned char (*net_output)(int if_fd, ARMul_State *state,\
unsigned char startpage,unsigned short packet_len);
void (*net_input)(int if_fd, ARMul_State *state);
}net_config_t;
ARMul_io mach_io;
鍏朵腑ARMul_io鐨勭粨鏋勭洰鍓嶄負
struct ARMul_io
{
ARMword *instr; //to display the current interrupt state
ARMword *net_flag;//to judge if network is enabled
ARMword *net_int; //netcard interrupt
ARMword *lcd_is_enable; //turn lcd on?
ARMword *lcd_addr_begin; //the begining display mem addr of lcd
ARMword *lcd_addr_end; //the end display mem addr of lcd
};
net_flag鍒ゆ柇緗戠粶閫夐」鏄惁鎵撳紑
net_int鐢ㄦ潵璁板綍緗戠粶涓柇鍙?
lcd_is_enable鏉ヨ褰昄CD鏄惁浣胯兘
lcd_addr_begin璁板綍lcd鏄懼瓨鐨勮搗濮嬩綅緗?
lcd_addr_end璁板綍鏄懼瓨鐨勭粨鏉熶綅緗?
]]>
聽
鏂囨。閫夐」
鎷撳睍 Tomcat 搴旂敤
聽
鏍煎紡涓猴細
symbol: value
symbol鍙互鏄‖浠跺畾涔夛紝濡俢pu銆乵ach絳夛紝涔熷彲浠ユ槸鎵ц鎺у埗瀹氫箟錛屽log絳夈?
value鏄痵ymbol瀵瑰簲鐨勫鹼紝鍙兘鏄暟瀛椾篃鍙兘鏄瓧絎︿覆銆?
鏍煎紡涓猴細
symbol:opt1=value1,opt2=value2,......
opt1鏄弬鏁板悕錛寁alue1鏄痮pt1瀵瑰簲鐨勫鹼紝鍙兘鏄暟瀛椾篃鍙兘鏄瓧絎︿覆銆?
鐩墠瀛樺湪鐨勯夐」鏈夛細arm710銆乤rm7tdmi銆乤rm720t銆乤rm920t銆乻a1100銆乻a1110銆亁scale
鏍煎紡涓?
cpu: cpuname
娉細cpuname琛ㄧず涓涓唬琛╟pu鍚嶅瓧鐨勫瓧絎︿覆銆?
渚嬪錛?
cpu: arm7tdmi
鐩墠瀛樺湪鐨勯夐」鏈夛細at91銆乪p7312銆乤dsbitsy錛宲xa_Lubbock銆乴pc銆乻3c4510b銆乻3c44b0銆乧s89712銆乻a1100銆乤t91rm92銆乻harp_lh7a400
鏍煎紡涓猴細
mach: machinename
娉細cpuname琛ㄧず涓涓唬琛ㄥ熀浜庣壒瀹欳PU鐨勫紑鍙戞澘鍚嶅瓧鐨勫瓧絎︿覆銆?
渚嬪錛?
mach: at91
涓涓唴瀛樼粍鍐呯殑鍦板潃鏄繛緇殑錛岀被鍨嬪垎涓篟AM SPACE, ROM SPACE, mapped IO SPACE
鏍煎紡涓猴細
mem_bank: map=M|I, type=RW|R, addr=0xXXXXXXXX, size=0xXXXXXXXX,file=imagefilename,boot=yes|no
file鐨勫糹magefilename鏄竴涓瓧絎︿覆錛屽疄闄呬笂琛ㄧず浜嗕竴涓枃浠訛紝涓鑸槸涓涓彲浠ユ墽琛岀殑binary image鏍煎紡鐨勫彲鎵ц紼嬪簭鎴朞S鍐呮牳鏂囦歡鎴栨槸涓涓猙inary image鏍煎紡鐨勬牴鏂囦歡緋葷粺銆傚鏋滃瓨鍦ㄨ繖涓枃浠訛紝SkyEye浼氭妸鏂囦歡鐨勫唴瀹圭洿鎺ュ啓鍒板搴旂殑妯℃嫙鍐呭瓨緇勫湴鍧絀洪棿涓?
mem_bank: map=M, type=RW, addr=0x00000000, size=0x00004000
mem_bank: map=M, type=R, addr=0x01400000, size=0x00400000, file=./boot.rom
mem_bank: map=M, type=RW, addr=0x10000000, size=0x00000800, file=./loader.bin,boot=yes
鏍煎紡涓?nic: state=on/off mac=xx:xx:xx:xx:xx:xx ethmod=tuntap/vnet hostip=dd.dd.dd.dd
娉細xx琛ㄧず涓や綅16榪涘埗鏁幫紝dd琛ㄧず涓や綅10榪涘埗鏁?
net: state=on, mac=0:4:3:2:1:f, ethmod=tuntap, hostip=10.0.0.1
鏍煎紡涓?lcd: state=on/off
state=on琛ㄧずLCD澶勪簬鎺ラ氱姸鎬侊紱 state=off 琛ㄧずLCD澶勪簬鍏抽棴鐘舵併?
渚嬪錛?
lcd: state=on
uart閫夐」鍙互鎺у埗skyeye鍦ㄥ彟涓涓笌鏌愪釜涓插彛榪炴帴鐨勭粓绔笂杈撳叆/杈撳嚭瀛楃
鏍煎紡錛?
uart: fd_in=indevname, fd_out=outdevname
渚嬪錛?
uart: fd_in=/dev/ttyS0, fd_out=/dev/ttyS0
log閫夐」鐢ㄤ簬鎺у埗skyeye杈撳嚭紜歡緋葷粺鐨勬墽琛岀姸鎬佷俊鎭紝鍖呮嫭姣忔鎵ц鎸囦護鏃剁殑鎵ц鎸囦護鍊箋佸瘎瀛樺櫒鍊箋佸悇縐嶇‖浠剁姸鎬佺瓑銆?
鏍煎紡錛?
log: logon=0|1, logfile=filename, start=number1, end=number2, length=number3
log: logon=0, logfile=/tmp/sk1.log, start=100000, end=200000, length=100
鍥?0 1 SkyEye紜歡妯℃嫙閫昏緫緇撴瀯鍥?/b>
鍥為〉棣?/font>
#cd /usr/src# tar xjvf skyeye-x.x.x.src.tar.bz2
#cd skyeye
濡傛灉鏄疭kyEye 0.6.0浠ュ墠鐨勭増鏈紝榪愯涓嬮潰鐨勫懡浠よ繘琛岄厤緗細 # ./configure --target=arm-elf --prefix=/usr/local --without-gtk-prefix --without-gtk-exec-prefix --disable-gtktest
濡傛灉浣犵殑SkyEye鐗堟湰澶т簬0.6.0錛屽垯甯︽湁LCD浠跨湡鏀寔銆備負浜嗗鍔犲LCD浠跨湡鐨勬敮鎸侊紝鍒欒繍琛屽涓嬪懡浠わ細 # ./configure --target=arm-elf --prefix=/usr/local
# make
# make install
ln -s /usr/include/ncurses/termcap.h /usr/local/include/termcap.h
鍥為〉棣?/font>
#cd /
# tar /zxvf arm-elf-tools-20011219.tar.gz
# cd /usr/src
# tar zxvf /uClinux-dist-20020927.tar.gz
# make xconfig # make menuconfig# make dep; make linux
榪欐椂鍦?usr/src/uClinux-dist/linux-2.4.x鐩綍涓嬬敓鎴愬叿鏈塃LF鎵ц鏂囦歡鏍煎紡鐨刲inux鍐呮牳鏂囦歡銆傚埌榪欎竴姝ヨ繕娌℃湁鐢熸垚鏂囦歡緋葷粺錛屼負浜嗙敓鎴愭枃浠剁郴緇燂紝榪橀渶瑕佹墽琛屽涓嬪懡浠わ細 # make romfs; make image
濡傛灉鍦?usr/src/uClinux-dist/images/涓嬪瓨鍦ㄦ枃浠?romfs.img錛岃〃紺烘枃浠剁郴緇熺敓鎴愭垚鍔熴?# make dep; make
灝辮浜嗐傚彲鏌ョ湅/usr/src/uClinux-dist/images/涓嬫槸鍚︽湁鏂囦歡 romfs.img絳夊湪/usr/src/uClinux-dist鐩綍涓嬶紝濡傛灉鏈夛紝琛ㄧず緙栬瘧瀹夎鎴愬姛銆?
cpu: arm7tdmi
mach: at91
mem_bank: map=M, type=RW, addr=0x00000000, size=0x00004000
mem_bank: map=M, type=RW, addr=0x01000000, size=0x00400000
mem_bank: map=M, type=R, addr=0x01400000, size=0x00400000, file=./boot.rom
mem_bank: map=M, type=RW, addr=0x02000000, size=0x00400000
mem_bank: map=M, type=RW, addr=0x02400000, size=0x00008000
mem_bank: map=M, type=RW, addr=0x04000000, size=0x00400000
mem_bank: map=I, type=RW, addr=0xf0000000, size=0x10000000
# more /usr/src/uClinux-dist/skyeye.conf
鐒跺悗鏄緩绔嬫枃浠剁郴緇熺殑鑱旀帴錛岄渶瑕佸湪鐩綍/usr/src/uClinux-dist鐩綍涓嬫墽琛屽涓嬪懡浠わ細 #ln -s images/romfs.img boot.rom
榪欎富瑕佹槸涓巗kyeye.conf涓殑鍐呭淇濇寔涓鑷達紝澶у鍙敞鎰弒kyeye.conf涓殑絎?琛屻?
瀹屾垚涓婅堪鍑嗗宸ヤ綔鍚庯紝灝卞彲浠ョ敤SkyEye鏉ヨ繍琛屽拰璋冭瘯渭Clinux鍐呮牳浜嗭紝鎴戜滑鍙互灝濊瘯濡備笅鍛戒護錛?#"鍜?(SkyEye)"鍚庨潰璺熺潃鐨勫瓧絎︿覆鏄渶瑕佷嬌鐢ㄨ呰緭鍏ョ殑錛夛細
# cd /usr/src/uClinux-dist
# /usr/local/bin/skyeye linux-2.4.x/linux
(SkyEye)target sim
cpu info: armv3, arm7tdmi, 41007700, fff8ff00, 0
mach info: name at91, mach_init addr 0x813ebc0
SKYEYE: use arm7100 mmu ops
Loaded ROM ./boot.rom
Connected to the simulator.
(SkyEye)load
Loading section .init, size 0xa000 vma 0x1000000
Loading section .text, size 0xc5cb0 vma 0x100a000
Loading section .data, size 0x8320 vma 0x10d0000
Start address 0x1000000
Transfer rate: 7077504 bits/sec.
(SkyEye)run
Starting program: /usr/src/uClinux-dist/linux-2.4.x/linux
Linux version 2.4.19-uc1 (root@hpclab.cs.tsinghua.edu.cn) (gcc version 2.95.3 20010315 (release)
(ColdFire patches - 20010318 from http://fiddes.net/coldfire/)(uClinux XIP and shared lib patches from
http://www.snapgear.com/)) #1 Sun Sep 5 12:00:39 HKT 2004
Processor: Atmel AT91M40xxx revision 0
Architecture: EB01
鈥︹?
浣犺繕鍙互鍦╮un涔嬪墠緇檏ernel璁劇疆鏂偣鏉ヨ皟璇曘?FOR AT91 (0) special for ucosii
-------------------------------------------
cpu: arm7tdmi
mach: at91
mem_bank: map=M, type=RW, addr=0x00000000, size=0x00004000
mem_bank: map=M, type=RW, addr=0x01000000, size=0x00400000
mem_bank: map=M, type=R, addr=0x01400000, size=0x00400000
mem_bank: map=M, type=RW, addr=0x02000000, size=0x00400000
mem_bank: map=M, type=RW, addr=0x02400000, size=0x00008000
mem_bank: map=M, type=RW, addr=0x04000000, size=0x00400000
mem_bank: map=I, type=RW, addr=0xf0000000, size=0x10000000
FOR AT91 (1) special for 渭Clinux
-------------------------------------------
#skyeye config file sample
cpu: arm7tdmi
mach: at91
mem_bank: map=M, type=RW, addr=0x00000000, size=0x00004000
mem_bank: map=M, type=RW, addr=0x01000000, size=0x00400000
mem_bank: map=M, type=R, addr=0x01400000, size=0x00400000, file=./boot.rom
mem_bank: map=M, type=RW, addr=0x02000000, size=0x00400000
mem_bank: map=M, type=RW, addr=0x02400000, size=0x00008000
mem_bank: map=M, type=RW, addr=0x04000000, size=0x00400000
mem_bank: map=I, type=RW, addr=0xf0000000, size=0x10000000
#set nic info state=on/off mac=xx:xx:xx:xx:xx:xx ethmod=tuntap/vnet hostip=dd.dd.dd.dd
net: state=on, mac=0:5:3:2:1:f, ethmod=tuntap, hostip=192.168.2.1
FOR ep7312 (1) special for linux
-------------------------------------------
cpu: arm720t
mach: ep7312
mem_bank: map=I, type=RW, addr=0x80000000, size=0x00010000
mem_bank: map=M, type=RW, addr=0xc0000000, size=0x00200000
mem_bank: map=M, type=RW, addr=0xc0200000, size=0x00200000, file=./initrd.img
mem_bank: map=M, type=RW, addr=0xc0400000, size=0x00c00000
FOR StrongArm SA1100 (1) speciall for linux
-------------------------------------------
cpu: sa1100
mach: sa1100
mem_bank: map=I, type=RW, addr=0x80000000, size=0x40000000
mem_bank: map=M, type=RW, addr=0xc0000000, size=0x00800000
mem_bank: map=M, type=RW, addr=0xc0800000, size=0x00400000, file=./initrd.img
mem_bank: map=M, type=RW, addr=0xc0c00000, size=0x01400000
mem_bank: map=I, type=RW, addr=0xe0000000, size=0x08000000
#0xe0000000 128M cache flush memory bank
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鍥為〉棣?/font> ![]()
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]]>
聽
鏂囨。閫夐」
鎷撳睍 Tomcat 搴旂敤
聽
鍥為〉棣?/font>
鍥為〉棣?/font>
鍥為〉棣?/font>
]]>
Anand K Santhanam
(asanthan@in.ibm.com), 杞歡宸ョ▼甯? IBM Global Services
Vishal Kulkarni (kvishal@in.ibm.com), 杞歡宸ョ▼甯? IBM Global Services
2002 騫?3 鏈?01 鏃?/p>
濡傛灉鎮ㄥ垰鎺ヨЕ宓屽叆寮忓紑鍙戯紝閭d箞澶ч噺鍙敤鐨勫紩瀵艱杞界▼搴忥紙bootloader錛夈佽妯$緝灝忕殑鍒嗗彂鐗堬紙distribution錛夈佹枃浠剁郴緇熷拰 GUI 鐪嬭搗鏉ュ彲鑳藉お澶氫簡銆備絾鏄繖浜涗赴瀵岀殑閫夐」瀹為檯涓婃槸涓縐嶆仼璧愶紝鍏佽鎮ㄨ皟鏁村紑鍙戞垨鐢ㄦ埛鐜浠ュ畬鍏ㄧ鍚堟偍鐨勯渶瑕併傚 Linux 宓屽叆寮忓紑鍙戠殑姒傝堪灝嗗府鍔╂偍鐞嗚В鎵鏈夎繖浜涢夐」銆?/blockquote>Linux 姝e湪宓屽叆寮忓紑鍙戦鍩熺ǔ姝ュ彂灞曘傚洜涓?Linux 浣跨敤 GPL錛堣鍙傞槄鏈枃鍚庨潰鐨?鍙傝冭祫鏂?/font>錛夛紝鎵浠ヤ換浣曞灝?Linux 瀹氬埗浜?PDA銆佹帉涓婃満鎴栬呭彲浣╁甫璁懼鎰熷叴瓚g殑浜洪兘鍙互浠庡洜鐗圭綉鍏嶈垂涓嬭澆鍏跺唴鏍稿拰搴旂敤紼嬪簭錛屽茍寮濮嬬Щ妞嶆垨寮鍙戙傝澶?Linux 鏀硅壇鍝佺榪庡悎浜嗗祵鍏ュ紡錛忓疄鏃跺競鍦恒傚畠浠寘鎷?RTLinux錛堝疄鏃?Linux錛夈乽clinux錛堢敤浜庨潪 MMU 璁懼鐨?Linux錛夈丮ontavista Linux錛堢敤浜?ARM銆丮IPS銆丳PC 鐨?Linux 鍒嗗彂鐗堬級銆丄RM-Linux錛圓RM 涓婄殑 Linux錛夊拰鍏跺畠 Linux 緋葷粺錛堣鍙傞槄 鍙傝冭祫鏂?/font>浠ラ摼鎺ュ埌鏈枃涓彁鍒扮殑榪欎簺鍜屽叾瀹冩湳璇強浜у搧銆傦級
宓屽叆寮?Linux 寮鍙戝ぇ鑷存秹鍙婁笁涓眰嬈★細寮曞瑁呰澆紼嬪簭銆丩inux 鍐呮牳鍜屽浘褰㈢敤鎴風晫闈紙鎴栫О GUI錛夈傚湪鏈枃涓紝鎴戜滑灝嗛泦涓璁烘秹鍙婅繖涓夊眰鐨勪竴浜涘熀鏈蹇碉紱娣卞叆浜嗚В寮曞瑁呰澆紼嬪簭銆佸唴鏍稿拰鏂囦歡緋葷粺鏄浣曚氦浜掔殑錛涘茍灝嗙爺絀跺彲鐢ㄤ簬鏂囦歡緋葷粺銆丟UI 鍜屽紩瀵艱杞界▼搴忕殑浼楀閫夐」涓殑涓閮ㄥ垎銆?/p>
寮曞瑁呰澆紼嬪簭閫氬父鏄湪浠諱綍紜歡涓婃墽琛岀殑絎竴孌典唬鐮併傚湪璞″彴寮忔満榪欐牱鐨勫父瑙勭郴緇熶腑錛岄氬父灝嗗紩瀵艱杞界▼搴忚鍏ヤ富寮曞璁板綍錛圡aster Boot Record錛?MBR)錛変腑錛屾垨鑰呰鍏?Linux 椹葷暀鐨勭鐩樼殑絎竴涓墖鍖轟腑銆傞氬父錛屽湪鍙板紡鏈烘垨鍏跺畠緋葷粺涓婏紝BIOS 灝嗘帶鍒剁Щ浜ょ粰寮曞瑁呰澆紼嬪簭銆傝繖灝辨彁鍑轟簡涓涓湁瓚g殑闂錛氳皝灝嗗紩瀵艱杞界▼搴忚鍏ワ紙鍦ㄥぇ澶氭暟鎯呭喌涓級娌℃湁 BIOS 鐨勫祵鍏ュ紡璁懼涓婂憿錛?/p>
瑙e喅榪欎釜闂鏈変袱縐嶅父瑙勬妧鏈細涓撶敤杞歡鍜屽井灝忕殑寮曞浠g爜錛坱iny bootcode錛夈?/p>
涓撶敤杞歡鍙互鐩存帴涓庤繙紼嬬郴緇熶笂鐨勯棯瀛樿澶囪繘琛屼氦浜掑茍灝嗗紩瀵艱杞界▼搴忓畨瑁呭湪闂瓨鐨勭粰瀹氫綅緗腑銆?闂瓨璁懼鏄笌瀛樺偍璁懼鍔熻兘綾諱技鐨勭壒孌婅姱鐗囷紝鑰屼笖瀹冧滑鑳芥寔涔呭瓨鍌ㄤ俊鎭?鈥?鍗籌紝鍦ㄩ噸鏂板紩瀵兼椂涓嶄細鎿﹂櫎鍏跺唴瀹廣?
榪欎釜杞歡浣跨敤鐩爣錛堝湪宓屽叆寮忓紑鍙戜腑錛屽祵鍏ュ紡璁懼閫氬父琚О涓?鐩爣錛変笂鐨?JTAG 绔彛錛屽畠鏄敤浜庢墽琛屽閮ㄨ緭鍏ワ紙閫氬父鏉ヨ嚜涓繪満鏈哄櫒錛夌殑鎸囦護鐨勬帴鍙c侸Flash-linux 鏄竴縐嶇敤浜庣洿鎺ュ啓闂瓨鐨勬祦琛屽伐鍏楓傚畠鏀寔涓烘暟浼楀鐨勯棯瀛樿姱鐗囷紱瀹冨湪涓繪満鏈哄櫒錛堥氬父鏄?i386 鏈哄櫒 鈥?鏈枃涓垜浠妸涓鍙?i386 鏈哄櫒縐頒負 涓繪満錛変笂鎵ц騫墮氳繃 JTAG 鎺ュ彛浣跨敤騫惰绔彛璁塊棶鐩爣鐨勯棯瀛樿姱鐗囥傚綋鐒訛紝榪欐剰鍛崇潃鐩爣闇瑕佹湁涓涓茍琛屾帴鍙d嬌瀹冭兘涓庝富鏈洪氫俊銆侸flash-linux 鍦?Linux 鍜?Windows 鐗堟湰涓兘鍙嬌鐢紝鍙互鍦ㄥ懡浠よ涓敤浠ヤ笅鍛戒護鍚姩瀹冿細
Jflash-linux <bootloader>
鏌愪簺縐嶇被鐨勫祵鍏ュ紡璁懼鍏鋒湁 寰皬鐨勫紩瀵間唬鐮?/b>鈥?鏍規嵁鍑犱釜瀛楄妭鐨勬寚浠?鈥?瀹冨皢鍒濆鍖栦竴浜?DRAM 璁劇疆騫跺惎鐢ㄧ洰鏍囦笂鐨勪竴涓覆琛岋紙鎴栬?USB錛屾垨鑰呬互澶綉錛夌鍙d笌涓繪満紼嬪簭閫氫俊銆傜劧鍚庯紝涓繪満紼嬪簭鎴栬鍏ョ▼搴忓彲浠ヤ嬌鐢ㄨ繖涓繛鎺ュ皢寮曞瑁呰澆紼嬪簭浼犻佸埌鐩爣涓婏紝騫跺皢瀹冨啓鍏ラ棯瀛樸?
鍦ㄥ畨瑁呭畠騫剁粰浜堝叾鎺у埗鍚庯紝榪欎釜寮曞瑁呰澆紼嬪簭鎵ц涓嬪垪鍚勭被鍔熻兘錛?/p>
- 鍒濆鍖?CPU 閫熷害
- 鍒濆鍖栧唴瀛橈紝鍖呮嫭鍚敤鍐呭瓨搴撱佸垵濮嬪寲鍐呭瓨閰嶇疆瀵勫瓨鍣ㄧ瓑
- 鍒濆鍖栦覆琛岀鍙o紙濡傛灉鍦ㄧ洰鏍囦笂鏈夌殑璇濓級
- 鍚敤鎸囦護錛忔暟鎹珮閫熺紦瀛?
- 璁劇疆鍫嗘爤鎸囬拡
- 璁劇疆鍙傛暟鍖哄煙騫舵瀯閫犲弬鏁扮粨鏋勫拰鏍囪錛堣繖鏄噸瑕佺殑涓姝ワ紝鍥犱負鍐呮牳鍦ㄦ爣璇嗘牴璁懼銆侀〉闈㈠ぇ灝忋佸唴瀛樺ぇ灝忎互鍙婃洿澶氬唴瀹規椂瑕佷嬌鐢ㄥ紩瀵煎弬鏁幫級
- 鎵ц POST錛堝姞鐢佃嚜媯錛夋潵鏍囪瘑瀛樺湪鐨勮澶囧茍鎶ュ憡浠諱綍闂
- 涓虹數婧愮鐞嗘彁渚涙寕璧鳳紡鎭㈠鏀寔
- 璺寵漿鍒板唴鏍哥殑寮濮?
甯︽湁寮曞瑁呰澆紼嬪簭銆佸弬鏁扮粨鏋勩佸唴鏍稿拰鏂囦歡緋葷粺鐨勭郴緇熷吀鍨嬪唴瀛樺竷灞鍙兘濡備笅鎵紺猴細
娓呭崟 1. 鍏稿瀷鍐呭瓨甯冨眬
/* Top Of Memory */ Bootloader Parameter Area Kernel Filesystem /* End Of Memory */
宓屽叆寮忚澶囦笂涓浜涙祦琛岀殑騫跺彲鍏嶈垂浣跨敤鐨?Linux 寮曞瑁呰澆紼嬪簭鏈?Blob銆丷edboot 鍜?Bootldr錛堣鍙傞槄 鍙傝冭祫鏂?/font>鑾峰緱閾炬帴錛夈傛墍鏈夎繖浜涘紩瀵艱杞界▼搴忛兘鐢ㄤ簬鍩轟簬 ARM 璁懼涓婄殑 Linux錛屽茍闇瑕?Jflash-linux 宸ュ叿鐢ㄤ簬瀹夎銆?
涓鏃﹀皢寮曞瑁呰澆紼嬪簭瀹夎鍒扮洰鏍囩殑闂瓨涓紝瀹冨氨浼氭墽琛屾垜浠笂闈㈡彁鍒扮殑鎵鏈夊垵濮嬪寲宸ヤ綔銆傜劧鍚庯紝瀹冨噯澶囨帴鏀舵潵鑷富鏈虹殑鍐呮牳鍜屾枃浠剁郴緇熴備竴鏃﹁鍏ヤ簡鍐呮牳錛屽紩瀵艱杞界▼搴忓氨灝嗘帶鍒惰漿緇欏唴鏍搞?/p>
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鍥為〉棣?/font>
璁劇疆宸ュ叿閾懼湪涓繪満鏈哄櫒涓婂垱寤轟竴涓敤浜庣紪璇戝皢鍦ㄧ洰鏍囦笂榪愯鐨勫唴鏍稿拰搴旂敤紼嬪簭鐨勬瀯寤虹幆澧?鈥?榪欐槸鍥犱負鐩爣紜歡鍙兘娌℃湁涓庝富鏈哄吋瀹圭殑浜岃繘鍒舵墽琛岀駭鍒?/p>
宸ュ叿閾劇敱涓濂楃敤浜庣紪璇戙佹眹緙栧拰閾炬帴鍐呮牳鍙婂簲鐢ㄧ▼搴忕殑緇勪歡緇勬垚銆?榪欎簺緇勪歡鍖呮嫭錛?/p>
- Binutils 鈥?鐢ㄤ簬鎿嶄綔浜岃繘鍒舵枃浠剁殑瀹炵敤紼嬪簭闆嗗悎銆傚畠浠寘鎷濡?
ar銆?as銆?objdump銆?objcopy榪欐牱鐨勫疄鐢ㄧ▼搴忋?- Gcc鈥?GNU C 緙栬瘧鍣ㄣ?
- Glibc鈥?鎵鏈夌敤鎴峰簲鐢ㄧ▼搴忛兘灝嗛摼鎺ュ埌鐨?C 搴撱傞伩鍏嶄嬌鐢ㄤ換浣?C 搴撳嚱鏁扮殑鍐呮牳鍜屽叾瀹冨簲鐢ㄧ▼搴忓彲浠ュ湪娌℃湁璇ュ簱鐨勬儏鍐典笅榪涜緙栬瘧銆?
鏋勫緩宸ュ叿閾懼緩绔嬩簡涓涓氦鍙夌紪璇戝櫒鐜銆?鏈湴緙栬瘧鍣?/i>緙栬瘧涓庢湰鏈哄悓綾葷殑澶勭悊鍣ㄧ殑鎸囦護銆?浜ゅ弶緙栬瘧鍣?/i>榪愯鍦ㄦ煇涓縐嶅鐞嗗櫒涓婏紝鍗村彲浠ョ紪璇戝彟涓縐嶅鐞嗗櫒鐨勬寚浠ゃ傞噸澶磋緗氦鍙夌紪璇戝櫒宸ュ叿閾懼彲涓嶆槸涓欏圭畝鍗曠殑浠誨姟錛氬畠鍖呮嫭涓嬭澆婧愪唬鐮併佷慨琛ヨˉ涓併侀厤緗佺紪璇戙佽緗ご鏂囦歡銆佸畨瑁呬互鍙婂緢澶氬緢澶氱殑鎿嶄綔銆傚彟澶栵紝榪欐牱涓涓交搴曠殑鏋勫緩榪囩▼瀵瑰唴瀛樺拰紜洏鐨勯渶姹傛槸宸ㄥぇ鐨勩傚鏋滄病鏈夎凍澶熺殑鍐呭瓨鍜岀‖鐩樼┖闂達紝閭d箞鍦ㄦ瀯寤洪樁孌電敱浜庣浉鍏蟲с侀厤緗垨澶存枃浠惰緗瓑闂浼氱獊鐒跺啋鍑鴻澶氶棶棰樸?
鍥犳鑳藉浠庡洜鐗圭綉涓婅幏寰楀凡棰勭紪璇戠殑浜岃繘鍒舵枃浠舵槸涓浠跺ソ浜嬶紙浣嗕笉澶ソ鐨勪竴鐐規槸錛岀洰鍓嶅畠浠ぇ澶氭暟鍙檺浜庡熀浜?ARM 鐨勭郴緇燂紝浣嗚繜鏃╀細鏀瑰彉鐨勶級銆備竴浜涙瘮杈冩祦琛岀殑宸查緙栬瘧鐨勫伐鍏烽摼鍖呮嫭閭d簺鏉ヨ嚜 Compaq錛團amiliar Linux 錛夈丩ART錛圠ART Linux錛夊拰 Embedian錛堝熀浜?Debian 浣嗕笌瀹冩棤鍏籌級鐨勫伐鍏烽摼 鈥?鎵鏈夎繖浜涘伐鍏烽摼閮界敤浜庡熀浜?ARM 鐨勫鉤鍙般?/p>
Linux 紺懼尯姝gН鏋佸湴涓烘柊紜歡娣誨姞鍔熻兘閮ㄤ歡鍜屾敮鎸併佸湪鍐呮牳涓慨姝i敊璇茍涓斿強鏃跺湴榪涜甯歌鏀硅繘銆傝繖瀵艱嚧澶х害姣?6 涓湀錛堟垨 6 涓湀涓嶅埌錛夊氨鏈変竴涓ǔ瀹氱殑 Linux 鏍戠殑鏂板彂琛岀増銆備笉鍚岀殑緇存姢鑰呯淮鎶ら拡瀵圭壒瀹氫綋緋葷粨鏋勭殑涓嶅悓鍐呮牳鏍戝拰琛ヤ竵銆傚綋涓轟竴涓」鐩夋嫨浜嗕竴涓唴鏍告椂錛屾偍闇瑕佽瘎浼版渶鏂板彂琛岀増鐨勭ǔ瀹氭у浣曘佸畠鏄惁絎﹀悎欏圭洰瑕佹眰鍜岀‖浠跺鉤鍙般佷粠緙栫▼瑙掑害鏉ョ湅瀹冪殑鑸掗傜▼搴︿互鍙婂叾瀹冮毦浠ョ‘瀹氱殑鏂歸潰銆傝繕鏈変竴鐐逛篃闈炲父閲嶈錛氭壘鍒伴渶瑕佸簲鐢ㄤ簬鍩烘湰鍐呮牳鐨勬墍鏈夎ˉ涓侊紝浠ヤ究涓虹壒瀹氱殑浣撶郴緇撴瀯璋冩暣鍐呮牳銆?/p>
鍐呮牳甯冨眬鍒嗕負鐗瑰畾浜庝綋緋葷粨鏋勭殑閮ㄥ垎鍜屼笌浣撶郴緇撴瀯鏃犲叧鐨勯儴鍒嗐傚唴鏍鎬腑鐗瑰畾浜庝綋緋葷粨鏋勭殑閮ㄥ垎棣栧厛鎵ц錛岃緗‖浠跺瘎瀛樺櫒銆侀厤緗唴瀛樻槧灝勩佹墽琛岀壒瀹氫簬浣撶郴緇撴瀯鐨勫垵濮嬪寲錛岀劧鍚庡皢鎺у埗杞粰鍐呮牳涓笌浣撶郴緇撴瀯鏃犲叧鐨勯儴鍒嗐傜郴緇熺殑鍏朵綑閮ㄥ垎鍦ㄨ繖絎簩涓樁孌墊湡闂磋繘琛屽垵濮嬪寲銆傚唴鏍告爲涓嬬殑鐩綍 arch/ 鐢變笉鍚岀殑瀛愮洰褰曠粍鎴愶紝姣忎釜瀛愮洰褰曠敤浜庝竴涓笉鍚岀殑浣撶郴緇撴瀯錛圡IPS銆丄RM銆乮386銆丼PARC銆丳PC 絳夛級銆傛瘡涓涓繖鏍風殑瀛愮洰褰曢兘鍖呭惈 kernel/ 鍜?mm/ 瀛愮洰褰曪紝瀹冧滑鍖呭惈鐗瑰畾浜庝綋緋葷粨鏋勭殑浠g爜鏉ュ畬鎴愯薄鍒濆鍖栧唴瀛樸佽緗?IRQ銆佸惎鐢ㄩ珮閫熺紦瀛樸佽緗唴鏍擱〉闈㈣〃絳夋搷浣溿備竴鏃﹁鍏ュ唴鏍稿茍緇欎簣鍏舵帶鍒訛紝灝遍鍏堣皟鐢ㄨ繖浜涘嚱鏁幫紝鐒跺悗鍒濆鍖栫郴緇熺殑鍏朵綑閮ㄥ垎銆?/p>
鏍規嵁鍙敤鐨勭郴緇熻祫婧愬拰寮曞瑁呰澆紼嬪簭鐨勫姛鑳斤紝鍐呮牳鍙互緙栬瘧鎴?vmlinux銆両mage 鎴?zImage銆倂mlinux 鍜?zImage 涔嬮棿鐨勪富瑕佸尯鍒湪浜?vmlinux鏄疄闄呯殑錛堟湭鍘嬬緝鐨勶級鍙墽琛屾枃浠訛紝鑰?zImage鏄垨澶氭垨灝戝寘鍚浉鍚屼俊鎭殑鑷В鍘嬪帇緙╂枃浠?鈥?鍙槸鍘嬬緝瀹冧互澶勭悊錛堥氬父鏄?Intel 寮哄埗鐨勶級640 KB 寮曞鏃墮棿鐨勯檺鍒躲傛湁鍏蟲墍鏈夎繖浜涚殑鏉冨▉鎬цВ閲婏紝璇峰弬闃?Linux Magazine鐨勬枃绔犫淜ernel Configuration: dealing with the unexpected鈥濓紙璇峰弬闃?鍙傝冭祫鏂?/font>錛夈?
涓鏃︿負鐩爣緋葷粺緙栬瘧浜嗗唴鏍稿悗錛岄氳繃浣跨敤寮曞瑁呰澆紼嬪簭錛堝畠宸茬粡琚鍏ュ埌鐩爣鐨勯棯瀛樹腑錛夛紝鍐呮牳灝辮瑁呭叆鍒扮洰鏍囩郴緇熺殑鍐呭瓨錛堝湪 DRAM 涓垨鑰呭湪闂瓨涓級銆傞氳繃浣跨敤涓茶銆乁SB 鎴栦互澶綉绔彛錛屽紩瀵艱杞界▼搴忎笌涓繪満閫氫俊浠ュ皢鍐呮牳浼犻佸埌鐩爣鐨勯棯瀛樻垨 DRAM 涓傚湪灝嗗唴鏍稿畬鍏ㄨ鍏ョ洰鏍囧悗錛屽紩瀵艱杞界▼搴忓皢鎺у埗浼犻掔粰瑁呭叆鍐呮牳鐨勫湴鍧銆?/p>
鍐呮牳鍙墽琛屾枃浠剁敱璁稿閾炬帴鍦ㄤ竴璧風殑瀵硅薄鏂囦歡緇勬垚銆傚璞℃枃浠舵湁璁稿鑺傦紝濡傛枃鏈佹暟鎹乮nit 鏁版嵁銆乥ass 絳夌瓑銆傝繖浜涘璞℃枃浠墮兘鏄敱涓涓О涓?閾炬帴鍣ㄨ剼鏈?/i>鐨勬枃浠墮摼鎺ュ茍瑁呭叆鐨勩傝繖涓摼鎺ュ櫒鑴氭湰鐨勫姛鑳芥槸灝嗚緭鍏ュ璞℃枃浠剁殑鍚勮妭鏄犲皠鍒拌緭鍑烘枃浠朵腑錛涙崲鍙ヨ瘽璇達紝瀹冨皢鎵鏈夎緭鍏ュ璞℃枃浠墮兘閾炬帴鍒板崟涓鐨勫彲鎵ц鏂囦歡涓紝灝嗚鍙墽琛屾枃浠剁殑鍚勮妭瑁呭叆鍒版寚瀹氬湴鍧澶勩?vmlinux.lds鏄瓨鍦ㄤ簬 arch/<target>/ 鐩綍涓殑鍐呮牳閾炬帴鍣ㄨ剼鏈紝瀹冭礋璐i摼鎺ュ唴鏍哥殑鍚勪釜鑺傚茍灝嗗畠浠鍏ュ唴瀛樹腑鐗瑰畾鍋忕Щ閲忓銆傚吀鍨嬬殑 vmlinux.lds 鐪嬭搗鏉ヨ薄榪欐牱錛?
娓呭崟 2. 鍏稿瀷鐨?vmlinux.lds 鏂囦歡
OUTPUT_ARCH(<arch>) /* <arch> includes architecture type */ ENTRY(stext) /* stext is the kernel entry point */ SECTIONS /* SECTIONS command describes the layout of the output file */ { . = TEXTADDR; /* TEXTADDR is LMA for the kernel */ .init : { /* Init code and data*/ _stext = .; /* First section is stext followed by __init data section */ __init_begin = .; *(.text.init) __init_end = .; } .text : { /* Real text segment follows __init_data section */ _text = .; *(.text) _etext = .; /* End of text section*/ } .data :{ _data=.; /* Data section comes after text section */ *(.data) _edata=.; } /* Data section ends here */ .bss : { /* BSS section follows symbol table section */ __bss_start = .; *(.bss) _end = . ; /* BSS section ends here */ } }
LMA鏄鍏ユā鍧楀湴鍧錛涘畠琛ㄧず灝嗚瑁呭叆鍐呮牳鐨勭洰鏍囪櫄鎷熷唴瀛樹腑鐨勫湴鍧銆?TEXTADDR鏄唴鏍哥殑铏氭嫙璧峰鍦板潃錛屽茍涓斿湪 arch/<target>/ 涓嬬殑 Makefile 涓寚瀹氬畠鐨勫箋傝繖涓湴鍧蹇呴』涓庡紩瀵艱杞界▼搴忎嬌鐢ㄧ殑鍦板潃鐩稿尮閰嶃?涓鏃﹀紩瀵艱杞界▼搴忓皢鍐呮牳澶嶅埗鍒伴棯瀛樻垨 DRAM 涓紝鍐呮牳灝辮閲嶆柊瀹氫綅鍒?
TEXTADDR鈥?瀹冮氬父鍦?DRAM 涓傜劧鍚庯紝寮曞瑁呰澆紼嬪簭灝嗘帶鍒惰漿緇欒繖涓湴鍧錛屼互渚垮唴鏍歌兘寮濮嬫墽琛屻?
stext鏄唴鏍稿叆鍙g偣錛岃繖鎰忓懗鐫鍦ㄥ唴鏍稿紩瀵兼椂灝嗛鍏堟墽琛岃繖涓鑺備笅鐨勪唬鐮併傚畠閫氬父鐢ㄦ眹緙栬璦緙栧啓錛屽茍涓旈氬父瀹冨湪 arch/<target>/ 鍐呮牳鐩綍涓嬨傝繖涓唬鐮佽緗唴鏍擱〉闈㈢洰褰曘佸垱寤鴻韓浠藉唴鏍告槧灝勩佹爣璇嗕綋緋葷粨鏋勫拰澶勭悊鍣ㄤ互鍙婃墽琛屽垎鏀?start_kernel錛堝垵濮嬪寲緋葷粺鐨勪富渚嬬▼錛夈?
start_kernel璋冪敤setup_arch浣滀負鎵ц鐨勭涓姝ワ紝鍦ㄥ叾涓畬鎴愮壒瀹氫簬浣撶郴緇撴瀯鐨勮緗傝繖鍖呮嫭鍒濆鍖栫‖浠跺瘎瀛樺櫒銆佹爣璇嗘牴璁懼鍜岀郴緇熶腑鍙敤鐨?DRAM 鍜岄棯瀛樼殑鏁伴噺銆佹寚瀹氱郴緇熶腑鍙敤欏甸潰鐨勬暟鐩佹枃浠剁郴緇熷ぇ灝忕瓑絳夈傛墍鏈夎繖浜涗俊鎭兘浠ュ弬鏁板艦寮忎粠寮曞瑁呰澆紼嬪簭浼犻掑埌鍐呮牳銆?灝嗗弬鏁頒粠寮曞瑁呰澆紼嬪簭浼犻掑埌鍐呮牳鏈変袱縐嶆柟娉曪細parameter_structure 鍜屾爣璁板垪琛ㄣ傚湪榪欎袱縐嶆柟娉曚腑錛屼笉璧炴垚浣跨敤鍙傛暟緇撴瀯錛屽洜涓哄畠寮哄姞浜嗛檺鍒訛細鎸囧畾鍦ㄥ唴瀛樹腑錛屾瘡涓弬鏁板繀欏諱綅浜?
param_struct涓殑鐗瑰畾鍋忕Щ閲忓銆傛渶鏂扮殑鍐呮牳鏈熸湜鍙傛暟浣滀負鏍囪鍒楄〃鐨勬牸寮忔潵浼犻掞紝騫跺皢鍙傛暟杞寲涓哄凡鏍囪鏍煎紡銆?param_struct瀹氫箟鍦?include/asm/setup.h 涓傚畠鐨勪竴浜涢噸瑕佸瓧孌墊槸錛?
娓呭崟 3. 鏍鋒湰鍙傛暟緇撴瀯
struct param_struct { unsigned long page_size; /* 0: Size of the page */ unsigned long nr_pages; /* 4: Number of pages in the system */ unsigned long ramdisk /* 8: ramdisk size */ unsigned long rootdev; /* 16: Number representing the root device */ unsigned long initrd_start; /* 64: starting address of initial ramdisk */ /* This can be either in flash/dram */ unsigned long initrd_size; /* 68: size of initial ramdisk */ }
璇鋒敞鎰忥細榪欎簺鏁拌〃紺哄畾涔夊瓧孌電殑鍙傛暟緇撴瀯涓殑鍋忕Щ閲忋傝繖鎰忓懗鐫濡傛灉寮曞瑁呰澆紼嬪簭灝嗗弬鏁扮粨鏋勬斁緗湪鍦板潃 0xc0000100錛岄偅涔?rootdev 鍙傛暟灝嗘斁緗湪 0xc0000100 + 16錛宨nitrd_start 灝嗘斁緗湪 0xc0000100 + 64 絳夌瓑 鈥?鍚﹀垯錛屽唴鏍稿皢鍦ㄨВ閲婃紜殑鍙傛暟鏃墮亣鍒板洶闅俱?/p>
姝e涓婇潰鎻愬埌鐨勶紝鍥犱負浠庡紩瀵艱杞界▼搴忓埌鍐呮牳鐨勫弬鏁頒紶閫掍細鏈変竴浜涚害鏉熸潯浠訛紝鎵浠ュぇ澶氭暟 2.4.x 緋誨垪鍐呮牳鏈熸湜鍙傛暟浠ュ凡鏍囪鐨勫垪琛ㄦ牸寮忎紶閫掋傚湪宸叉爣璁扮殑鍒楄〃涓紝姣忎釜鏍囪鐢辨爣璇嗚浼犻掑弬鏁扮殑 tag_header 浠ュ強鍏跺悗鐨勫弬鏁板肩粍鎴愩傛爣璁板垪琛ㄤ腑鏍囪鐨勫父瑙勬牸寮忓彲浠ュ涓嬫墍紺猴細
娓呭崟 4. 鏍鋒湰鏍囪鏍煎紡銆傚唴鏍擱氳繃 <ATAG_TAGNAME> 澶存潵鏍囪瘑姣忎釜鏍囪銆?/b>
#define <aTAG_TAGNAME> <Some Magic number> struct <tag_tagname> { u32 <tag_param>; u32 <tag_param>; }; /* Example tag for passing memory information */ #define ATAG_MEM 0x54410002 /* Magic number */ struct tag_mem32 { u32 size; /* size of memory */ u32 start; /* physical start address of memory*/ };
setup_arch榪橀渶瑕佸闂瓨瀛樺偍搴撱佺郴緇熷瘎瀛樺櫒鍜屽叾瀹冪壒瀹氳澶囨墽琛屽唴瀛樻槧灝勩備竴鏃﹀畬鎴愪簡鐗瑰畾浜庝綋緋葷粨鏋勭殑璁劇疆錛屾帶鍒跺氨榪斿洖鍒板垵濮嬪寲緋葷粺鍏朵綑閮ㄥ垎鐨?start_kernel 鍑芥暟銆傝繖浜涢檮鍔犵殑鍒濆鍖栦換鍔″寘鍚細
- 璁劇疆闄烽槺
- 鍒濆鍖栦腑鏂?
- 鍒濆鍖栬鏃跺櫒
- 鍒濆鍖栨帶鍒跺彴
- 璋冪敤
mem_init錛屽畠璁$畻鍚勭鍖哄煙銆侀珮鍐呭瓨鍖虹瓑鍐呯殑欏甸潰鏁伴噺- 鍒濆鍖?slab 鍒嗛厤鍣ㄥ茍涓?VFS銆佺紦鍐插尯楂橀熺紦瀛樼瓑鍒涘緩 slab 楂橀熺紦瀛?
- 寤虹珛鍚勭鏂囦歡緋葷粺錛屽 proc銆乪xt2 鍜?JFFS2
- 鍒涘緩
kernel_thread錛屽畠鎵ц鏂囦歡緋葷粺涓殑 init 鍛戒護騫舵樉紺?lign 鎻愮ず絎︺?濡傛灉鍦?/bin銆?sbin 鎴?/etc 涓病鏈?init 紼嬪簭錛岄偅涔堝唴鏍稿皢鎵ц鏂囦歡緋葷粺鐨?/bin 涓殑 shell銆?
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鍥為〉棣?/font>
宓屽叆寮忕郴緇熼氬父鏈夎澶氳澶囩敤浜庝笌鐢ㄦ埛浜や簰錛岃薄瑙︽懜灞忋佸皬閿洏銆佹粴鍔ㄨ疆銆佷紶鎰熷櫒銆丷A232 鎺ュ彛銆丩CD 絳夌瓑銆傞櫎浜嗚繖浜涜澶囧錛岃繕鏈夎澶氬叾瀹冧笓鐢ㄨ澶囷紝鍖呮嫭闂瓨銆乁SB銆丟SM 絳夈傚唴鏍擱氳繃鎵鏈夎繖浜涜澶囧悇鑷殑璁懼椹卞姩紼嬪簭鏉ユ帶鍒跺畠浠紝鍖呮嫭 GUI 鐢ㄦ埛搴旂敤紼嬪簭涔熼氳繃璁塊棶榪欎簺椹卞姩紼嬪簭鏉ヨ闂澶囥傛湰鑺傜潃閲嶈璁洪氬父鍑犱箮鍦ㄦ瘡涓祵鍏ュ紡鐜涓兘浼氫嬌鐢ㄧ殑涓浜涢噸瑕佽澶囩殑璁懼椹卞姩紼嬪簭銆?/p>
榪欐槸鏈閲嶈鐨勯┍鍔ㄧ▼搴忎箣涓錛屽洜涓洪氳繃榪欎釜椹卞姩紼嬪簭鎵嶈兘浣跨郴緇熷睆騫曟樉紺哄唴瀹廣傚撫緙撳啿鍖洪┍鍔ㄧ▼搴忛氬父鏈変笁灞傘傛渶搴曞眰鏄熀鏈帶鍒跺彴椹卞姩紼嬪簭 drivers/char/console.c錛屽畠鎻愪緵浜嗘枃鏈帶鍒跺彴甯歌鎺ュ彛鐨勪竴閮ㄥ垎銆傞氳繃浣跨敤鎺у埗鍙伴┍鍔ㄧ▼搴忓嚱鏁幫紝鎴戜滑鑳藉皢鏂囨湰鎵撳嵃鍒板睆騫曚笂 鈥?浣嗗浘褰㈡垨鍔ㄧ敾榪樹笉鑳斤紙榪欐牱鍋氶渶瑕佷嬌鐢ㄨ棰戞ā寮忓姛鑳斤紝閫氬父鍑虹幇鍦ㄤ腑闂村眰錛屼篃灝辨槸 drivers/video/fbcon.c 涓級銆傝繖涓浜屽眰椹卞姩紼嬪簭鎻愪緵浜嗚棰戞ā寮忎腑緇樺浘鐨勫父瑙勬帴鍙c?/p>
甯х紦鍐插尯鏄樉鍗′笂鐨勫唴瀛橈紝闇瑕佸皢瀹冨唴瀛樻槧灝勫埌鐢ㄦ埛絀洪棿浠ヤ究鍙互灝嗗浘褰㈠拰鏂囨湰鑳藉啓鍒拌繖涓唴瀛樻涓婏細鐒跺悗榪欎釜淇℃伅灝嗗弽鏄犲埌灞忓箷涓娿傚撫緙撳啿鍖烘敮鎸佹彁楂樹簡緇樺浘鐨勯熷害鍜屾暣浣撴ц兘銆傝繖涔熸槸欏跺眰椹卞姩紼嬪簭寮曚漢娉ㄦ剰涔嬪錛氶《灞傛槸闈炲父鐗瑰畾浜庣‖浠剁殑椹卞姩紼嬪簭錛屽畠闇瑕佹敮鎸佹樉鍗′笉鍚岀殑紜歡鏂歸潰 鈥?璞″惎鐢紡紱佺敤鏄懼崱鎺у埗鍣ㄣ佹繁搴﹀拰妯″紡鐨勬敮鎸佷互鍙婅皟鑹叉澘絳夈傛墍鏈夎繖涓夊眰閮界浉浜掍緷璧栦互瀹炵幇姝g‘鐨勮棰戝姛鑳姐備笌甯х紦鍐插尯鏈夊叧鐨勮澶囨槸 /dev/fb0錛堜富璁懼鍙?29錛屾璁懼鍙?0錛夈?/p>
鍙Е鎽告澘鏄敤浜庡祵鍏ュ紡璁懼鐨勬渶鍩烘湰鐨勭敤鎴蜂氦浜掕澶囦箣涓 鈥?灝忛敭鐩樸佷紶鎰熷櫒鍜屾粴鍔ㄨ疆涔熷寘鍚湪璁稿涓嶅悓璁懼涓互鐢ㄤ簬涓嶅悓鐨勭敤閫斻?/p>
瑙︽懜鏉胯澶囩殑涓昏鍔熻兘鏄殢鏃舵姤鍛婄敤鎴風殑瑙︽懜錛屽茍鏍囪瘑瑙︽懜鐨勫潗鏍囥傝繖閫氬父鍦ㄦ瘡嬈″彂鐢熻Е鎽告椂錛岄氳繃鐢熸垚涓涓腑鏂潵瀹炵幇銆?/p>
鐒跺悗錛岃繖涓澶囬┍鍔ㄧ▼搴忕殑瑙掕壊鏄瘡褰撳嚭鐜頒腑鏂椂灝辨煡璇㈣Е鎽稿睆鎺у埗鍣紝騫惰姹傛帶鍒跺櫒鍙戦佽Е鎽哥殑鍧愭爣銆備竴鏃﹂┍鍔ㄧ▼搴忔帴鏀跺埌鍧愭爣錛屽畠灝卞皢鏈夊叧瑙︽懜鍜屼換浣曞彲鐢ㄦ暟鎹殑淇″彿鍙戦佺粰鐢ㄦ埛搴旂敤紼嬪簭錛屽茍灝嗘暟鎹彂閫佺粰搴旂敤紼嬪簭錛堝鏋滃彲鑳界殑璇濓級銆傜劧鍚庣敤鎴峰簲鐢ㄧ▼搴忔牴鎹畠鐨勯渶瑕佸鐞嗘暟鎹?/p>
鍑犱箮鎵鏈夎緭鍏ヨ澶?鈥?鍖呮嫭灝忛敭鐩?鈥?閮戒互綾諱技鍘熺悊宸ヤ綔銆?/p>
MTD 璁懼鏄薄闂瓨鑺墖銆佸皬鍨嬮棯瀛樺崱銆佽蹇嗘絳変箣綾葷殑璁懼錛屽畠浠湪宓屽叆寮忚澶囦腑鐨勪嬌鐢ㄦ鍦ㄤ笉鏂闀褲?/p>
MTD 椹卞姩紼嬪簭鏄湪 Linux 涓嬩笓闂ㄤ負宓屽叆寮忕幆澧冨紑鍙戠殑鏂扮殑涓綾婚┍鍔ㄧ▼搴忋傜浉瀵逛簬甯歌鍧楄澶囬┍鍔ㄧ▼搴忥紝浣跨敤 MTD 椹卞姩紼嬪簭鐨勪富瑕佷紭鐐瑰湪浜?MTD 椹卞姩紼嬪簭鏄笓闂ㄤ負鍩轟簬闂瓨鐨勮澶囨墍璁捐鐨勶紝鎵浠ュ畠浠氬父鏈夋洿濂界殑鏀寔銆佹洿濂界殑綆$悊鍜屽熀浜庢墖鍖虹殑鎿﹂櫎鍜岃鍐欐搷浣滅殑鏇村ソ鐨勬帴鍙c侺inux 涓嬬殑 MTD 椹卞姩紼嬪簭鎺ュ彛琚垝鍒嗕負涓ょ被妯″潡錛氱敤鎴鋒ā鍧楀拰紜歡妯″潡銆?/p>
鐢ㄦ埛妯″潡
榪欎簺妯″潡鎻愪緵浠庣敤鎴風┖闂寸洿鎺ヤ嬌鐢ㄧ殑鎺ュ彛錛氬師濮嬪瓧絎﹁闂佸師濮嬪潡璁塊棶銆丗TL錛堥棯瀛樿漿鎹㈠眰錛孎lash Transition Layer 鈥?鐢ㄥ湪闂瓨涓婄殑涓縐嶆枃浠剁郴緇燂級鍜?JFS錛堝嵆鏃ュ織鏂囦歡緋葷粺錛孞ournaled File System 鈥?鍦ㄩ棯瀛樹笂鐩存帴鎻愪緵鏂囦歡緋葷粺鑰屼笉鏄ā鎷熷潡璁懼錛夈傜敤浜庨棯瀛樼殑 JFS 鐨勫綋鍓嶇増鏈槸 JFFS2錛堢◢鍚庡皢鍦ㄦ湰鏂囦腑鎻忚堪錛夈?紜歡妯″潡
榪欎簺妯″潡鎻愪緵瀵瑰唴瀛樿澶囩殑鐗╃悊璁塊棶錛屼絾騫朵笉鐩存帴浣跨敤瀹冧滑銆傞氳繃涓婅堪鐨勭敤鎴鋒ā鍧楁潵璁塊棶瀹冧滑銆傝繖浜涙ā鍧楁彁渚涗簡鍦ㄩ棯瀛樹笂璇匯佹摝闄ゅ拰鍐欐搷浣滅殑瀹為檯渚嬬▼銆?MTD 椹卞姩紼嬪簭璁劇疆
涓轟簡璁塊棶鐗瑰畾鐨勯棯瀛樿澶囧茍灝嗘枃浠剁郴緇熺疆浜庡叾涓婏紝闇瑕佸皢 MTD 瀛愮郴緇熺紪璇戝埌鍐呮牳涓傝繖鍖呮嫭閫夋嫨閫傚綋鐨?MTD 紜歡鍜岀敤鎴鋒ā鍧椼傚綋鍓嶏紝MTD 瀛愮郴緇熸敮鎸佷負鏁頒紬澶氱殑闂瓨璁懼 鈥?騫朵笖鏈夎秺鏉ヨ秺澶氱殑椹卞姩紼嬪簭姝h娣誨姞榪涙潵浠ョ敤浜庝笉鍚岀殑闂瓨鑺墖銆?鏈変袱涓祦琛岀殑鐢ㄦ埛妯″潡鍙惎鐢ㄥ闂瓨鐨勮闂細
MTD_CHAR鍜?MTD_BLOCK銆?
MTD_CHAR鎻愪緵瀵歸棯瀛樼殑鍘熷瀛楃璁塊棶錛岃?MTD_BLOCK灝嗛棯瀛樿璁′負鍙互鍦ㄤ笂闈㈠垱寤烘枃浠剁郴緇熺殑甯歌鍧楄澶囷紙璞?IDE 紓佺洏錛夈備笌MTD_CHAR鍏寵仈鐨勮澶囨槸 /dev/mtd0銆乵td1銆乵td2錛堢瓑絳夛級錛岃屼笌MTD_BLOCK鍏寵仈鐨勮澶囨槸 /dev/mtdblock0銆乵tdblock1錛堢瓑絳夛級銆傜敱浜?MTD_BLOCK璁懼鎻愪緵璞″潡璁懼閭f牱鐨勬ā鎷燂紝閫氬父鏇村彲鍙栫殑鏄湪榪欎釜妯℃嫙鍩虹涓婂垱寤鴻薄 FTL 鍜?JFFS2 閭f牱鐨勬枃浠剁郴緇熴?涓轟簡榪涜榪欎釜鎿嶄綔錛屽彲鑳介渶瑕佸垱寤哄垎鍖鴻〃灝嗛棯瀛樿澶囧垎鎷嗗埌寮曞瑁呰澆紼嬪簭鑺傘佸唴鏍歌妭鍜屾枃浠剁郴緇熻妭涓傛牱鏈垎鍖鴻〃鍙兘鍖呭惈浠ヤ笅淇℃伅錛?/p>
娓呭崟 5. MTD 鐨勭畝鍗曢棯瀛樿澶囧垎鍖?/b>
struct mtd_partition sample_partition = { { /* First partition */ name : bootloader, /* Bootloader section */ size : 0x00010000, /* Size */ offset : 0, /* Offset from start of flash- location 0x0*/ mask_flags : MTD_WRITEABLE /* This partition is not writable */ }, { /* Second partition */ name : Kernel, /* Kernel section */ size : 0x00100000, /* Size */ offset : MTDPART_OFS_APPEND, /* Append after bootloader section */ mask_flags : MTD_WRITEABLE /* This partition is not writable */ }, { /* Third partition */ name : JFFS2, /* JFFS2 filesystem */ size : MTDPART_SIZ_FULL, /* Occupy rest of flash */ offset : MTDPART_OFS_APPEND /* Append after kernel section */ } }
涓婇潰鐨勫垎鍖鴻〃浣跨敤浜?
MTD_BLOCK鎺ュ彛瀵歸棯瀛樿澶囪繘琛屽垎鍖恒傝繖浜涘垎鍖虹殑璁懼鑺傜偣鏄細
綆鍗曢棯瀛樺垎鍖虹殑璁懼鑺傜偣
User device node Major number Minor number Bootloader /dev/mtdblock0 31 0 Kernel /dev/mtdblock1 31 1 Filesystem /dev/mtdblock2 31 2
鍦ㄦ湰渚嬩腑錛屽紩瀵艱杞界▼搴忓繀欏誨皢鏈夊叧 root 璁懼鑺傜偣錛?dev/mtdblock2錛夊拰鍙互鍦ㄩ棯瀛樹腑鎵懼埌鏂囦歡緋葷粺鐨勫湴鍧錛堟湰渚嬩腑鏄?
FLASH_BASE_ADDRESS + 0x04000000錛夌殑姝g‘鍙傛暟浼犻掑埌鍐呮牳銆備竴鏃﹀畬鎴愬垎鍖猴紝闂瓨璁懼灝卞噯澶囪鍏ユ垨鎸傝鏂囦歡緋葷粺銆?Linux 涓?MTD 瀛愮郴緇熺殑涓昏鐩爣鏄湪緋葷粺鐨勭‖浠墮┍鍔ㄧ▼搴忓拰涓婂眰錛屾垨鐢ㄦ埛妯″潡涔嬮棿鎻愪緵閫氱敤鎺ュ彛銆傜‖浠墮┍鍔ㄧ▼搴忎笉闇瑕佺煡閬撹薄 JFFS2 鍜?FTL 閭f牱鐨勭敤鎴鋒ā鍧椾嬌鐢ㄧ殑鏂規硶銆傛墍鏈夊畠浠湡姝i渶瑕佹彁渚涚殑灝辨槸涓緇勫搴曞眰闂瓨緋葷粺榪涜
read銆?write鍜?erase鎿嶄綔鐨勭畝鍗曚緥紼嬨?
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鍥為〉棣?/font>
緋葷粺闇瑕佷竴縐嶄互緇撴瀯鍖栨牸寮忓瓨鍌ㄥ拰媯绱俊鎭殑鏂規硶錛涜繖灝遍渶瑕佹枃浠剁郴緇熺殑鍙備笌銆俁amdisk錛堣鍙傞槄 鍙傝冭祫鏂?/font>錛夋槸閫氳繃灝嗚綆楁満鐨?RAM 鐢ㄤ綔璁懼鏉ュ垱寤哄拰鎸傝鏂囦歡緋葷粺鐨勪竴縐嶆満鍒訛紝瀹冮氬父鐢ㄤ簬鏃犵洏緋葷粺錛堝綋鐒跺寘鎷井鍨嬪祵鍏ュ紡璁懼錛屽畠鍙寘鍚綔涓烘案涔呭瓨鍌ㄥ獟璐ㄧ殑闂瓨鑺墖錛夈?
鐢ㄦ埛鍙互鏍規嵁鍙潬鎬с佸仴澹у拰錛忔垨澧炲己鐨勫姛鑳界殑闇姹傛潵閫夋嫨鏂囦歡緋葷粺鐨勭被鍨嬨備笅涓鑺傚皢璁ㄨ鍑犱釜鍙敤閫夐」鍙婂叾浼樼己鐐廣?/p>
Ext2fs 鏄?Linux 浜嬪疄涓婄殑鏍囧噯鏂囦歡緋葷粺錛屽畠宸茬粡鍙栦唬浜嗗畠鐨勫墠浠?鈥?鎵╁睍鏂囦歡緋葷粺錛堟垨 Extfs錛夈侲xtfs 鏀寔鐨勬枃浠跺ぇ灝忔渶澶т負 2 GB錛屾敮鎸佺殑鏈澶ф枃浠跺悕縐板ぇ灝忎負 255 涓瓧絎?鈥?鑰屼笖瀹冧笉鏀寔绱㈠紩鑺傜偣錛堝寘鎷暟鎹慨鏀規椂闂存爣璁幫級銆侲xt2fs 鍋氬緱鏇村ソ錛涘畠鐨?浼樼偣鏄細
- Ext2fs 鏀寔杈?4 TB 鐨勫唴瀛樸?
- Ext2fs 鏂囦歡鍚嶇О鏈闀垮彲浠ュ埌 1012 涓瓧絎︺?
- 褰撳垱寤烘枃浠剁郴緇熸椂錛岀鐞嗗憳鍙互閫夋嫨閫昏緫鍧楃殑澶у皬錛堥氬父澶у皬鍙夋嫨 1024銆?048 鍜?4096 瀛楄妭錛夈?
- Ext2fs 浜嗗疄鐜板揩閫熺鍙烽摼鎺ワ細涓嶉渶瑕佷負姝ょ洰鐨勮屽垎閰嶆暟鎹潡錛屽茍涓斿皢鐩爣鍚嶇О鐩存帴瀛樺偍鍦ㄧ儲寮曡妭鐐癸紙inode錛夎〃涓傝繖浣挎ц兘鏈夋墍鎻愰珮錛岀壒鍒槸鍦ㄩ熷害涓娿?
鍥犱負 Ext2 鏂囦歡緋葷粺鐨勭ǔ瀹氭с佸彲闈犳у拰鍋ュ.鎬э紝鎵浠ュ嚑涔庡湪鎵鏈夊熀浜?Linux 鐨勭郴緇燂紙鍖呮嫭鍙板紡鏈恒佹湇鍔″櫒鍜屽伐浣滅珯 鈥?騫朵笖鐢氳嚦涓浜涘祵鍏ュ紡璁懼錛変笂閮戒嬌鐢?Ext2 鏂囦歡緋葷粺銆傜劧鑰岋紝褰撳湪宓屽叆寮忚澶囦腑浣跨敤 Ext2fs 鏃訛紝瀹冩湁涓浜?緙虹偣錛?
- Ext2fs 鏄負璞?IDE 璁懼閭f牱鐨勫潡璁懼璁捐鐨勶紝榪欎簺璁懼鐨勯昏緫鍧楀ぇ灝忔槸 512 瀛楄妭錛? K 瀛楄妭絳夎繖鏍風殑鍊嶆暟銆傝繖涓嶅お閫傚悎浜庢墖鍖哄ぇ灝忓洜璁懼涓嶅悓鑰屼笉鍚岀殑闂瓨璁懼銆?
- Ext2 鏂囦歡緋葷粺娌℃湁鎻愪緵瀵瑰熀浜庢墖鍖虹殑鎿﹂櫎錛忓啓鎿嶄綔鐨勮壇濂界鐞嗐傚湪 Ext2fs 涓紝涓轟簡鍦ㄤ竴涓墖鍖轟腑鎿﹂櫎鍗曚釜瀛楄妭錛屽繀欏誨皢鏁翠釜鎵囧尯澶嶅埗鍒?RAM錛岀劧鍚庢摝闄わ紝鐒跺悗閲嶅啓鍏ャ傝冭檻鍒伴棯瀛樿澶囧叿鏈夋湁闄愮殑鎿﹂櫎瀵垮懡錛堝ぇ綰﹁兘榪涜 100,000 嬈℃摝闄わ級錛屽湪姝や箣鍚庡氨涓嶈兘浣跨敤瀹冧滑錛屾墍浠ヨ繖涓嶆槸涓涓壒鍒ソ鐨勬柟娉曘?
- 鍦ㄥ嚭鐜扮數婧愭晠闅滄椂錛孍xt2fs 涓嶆槸闃插穿婧冪殑銆?
- Ext2 鏂囦歡緋葷粺涓嶆敮鎸佹崯鑰楀鉤琛★紝鍥犳緙╃煭浜嗘墖鍖猴紡闂瓨鐨勫鍛姐傦紙鎹熻楀鉤琛$‘淇濆皢鍦板潃鑼冨洿鐨勪笉鍚屽尯鍩熻疆嫻佺敤浜庡啓鍜岋紡鎴栨摝闄ゆ搷浣滀互寤墮暱闂瓨璁懼鐨勫鍛姐傦級
- Ext2fs 娌℃湁鐗瑰埆瀹岀編鐨勬墖鍖虹鐞嗭紝榪欎嬌璁捐鍧楅┍鍔ㄧ▼搴忓崄鍒嗗洶闅俱?
鐢變簬榪欎簺鍘熷洜錛岄氬父鐩稿浜?Ext2fs錛屽湪宓屽叆寮忕幆澧冧腑浣跨敤 MTD/JFFS2 緇勫悎鏄洿濂界殑閫夋嫨銆?/p>
鐢?Ramdisk 鎸傝 Ext2fs
閫氳繃浣跨敤 Ramdisk 鐨勬蹇碉紝鍙互鍦ㄥ祵鍏ュ紡璁懼涓垱寤哄茍鎸傝 Ext2 鏂囦歡緋葷粺錛堜互鍙婄敤浜庤繖涓鐩殑鐨勪換浣曟枃浠剁郴緇燂級銆?
娓呭崟 6. 鍒涘緩涓涓畝鍗曠殑鍩轟簬 Ext2fs 鐨?Ramdisk
mke2fs -vm0 /dev/ram 4096 mount -t ext2 /dev/ram /mnt cd /mnt cp /bin, /sbin, /etc, /dev ... files in mnt cd ../ umount /mnt dd if=/dev/ram bs=1k count=4096 of=ext2ramdisk
mke2fs鏄敤浜庡湪浠諱綍璁懼涓婂垱寤?ext2 鏂囦歡緋葷粺鐨勫疄鐢ㄧ▼搴?鈥?瀹冨垱寤鴻秴綰у潡銆佺儲寮曡妭鐐逛互鍙婄儲寮曡妭鐐硅〃絳夌瓑銆?鍦ㄤ笂闈㈢殑鐢ㄦ硶涓紝
/dev/ram鏄笂闈㈡瀯寤烘湁 4096 涓潡鐨?ext2 鏂囦歡緋葷粺鐨勮澶囥傜劧鍚庯紝灝嗚繖涓澶囷紙/dev/ram錛夋寕瑁呭湪鍚嶄負/mnt鐨勪復鏃剁洰褰曚笂騫朵笖澶嶅埗鎵鏈夊繀闇鐨勬枃浠躲備竴鏃﹀鍒跺畬榪欎簺鏂囦歡錛屽氨鍗歌榪欎釜鏂囦歡緋葷粺騫朵笖璁懼錛?/dev/ram錛夌殑鍐呭琚漿鍌ㄥ埌涓涓枃浠訛紙ext2ramdisk錛変腑錛屽畠灝辨槸鎵闇鐨?Ramdisk錛圗xt2 鏂囦歡緋葷粺錛夈?涓婇潰鐨勯『搴忓垱寤轟簡涓涓?4 MB 鐨?Ramdisk錛屽茍鐢ㄥ繀闇鐨勬枃浠跺疄鐢ㄧ▼搴忔潵濉厖瀹冦?/p>
涓浜涜鍖呭惈鍦?Ramdisk 涓殑閲嶈鐩綍鏄細
- /bin 鈥?淇濆瓨澶у鏁拌薄
init銆?busybox銆?shell銆佹枃浠剁鐞嗗疄鐢ㄧ▼搴忕瓑浜岃繘鍒舵枃浠躲?- /dev鈥?鍖呭惈鐢ㄥ湪璁懼涓殑鎵鏈夎澶囪妭鐐?
- /etc鈥?鍖呭惈緋葷粺鐨勬墍鏈夐厤緗枃浠?
- /lib鈥?鍖呭惈鎵鏈夊繀闇鐨勫簱錛屽 libc銆乴ibdl 絳?
鏃ュ織闂瓨鏂囦歡緋葷粺錛岀増鏈?2錛圝FFS2錛?/font>
鐟炲吀鐨?Axis Communications 寮鍙戜簡鏈鍒濈殑 JFFS錛孯ed Hat 鐨?David Woodhouse 瀵瑰畠榪涜浜嗘敼榪涖?絎簩涓増鏈紝JFFS2錛屼綔涓虹敤浜庡井鍨嬪祵鍏ュ紡璁懼鐨勫師濮嬮棯瀛樿姱鐗囩殑瀹為檯鏂囦歡緋葷粺鑰屽嚭鐜般侸FFS2 鏂囦歡緋葷粺鏄棩蹇楃粨鏋勫寲鐨勶紝榪欐剰鍛崇潃瀹冨熀鏈笂鏄竴闀垮垪鑺傜偣銆傛瘡涓妭鐐瑰寘鍚湁鍏蟲枃浠剁殑閮ㄥ垎淇℃伅 鈥?鍙兘鏄枃浠剁殑鍚嶇О銆佷篃璁告槸涓浜涙暟鎹傜浉瀵逛簬 Ext2fs錛孞FFS2 鍥犱負鏈変互涓嬭繖浜?浼樼偣鑰屽湪鏃犵洏宓屽叆寮忚澶囦腑瓚婃潵瓚婂彈嬈㈣繋錛?
- JFFS2 鍦ㄦ墖鍖虹駭鍒笂鎵ц闂瓨鎿﹂櫎錛忓啓錛忚鎿嶄綔瑕佹瘮 Ext2 鏂囦歡緋葷粺濂姐?
- JFFS2 鎻愪緵浜嗘瘮 Ext2fs 鏇村ソ鐨勫穿婧冿紡鎺夌數瀹夊叏淇濇姢銆傚綋闇瑕佹洿鏀瑰皯閲忔暟鎹椂錛孍xt2 鏂囦歡緋葷粺灝嗘暣涓墖鍖哄鍒跺埌鍐呭瓨錛圖RAM錛変腑錛屽湪鍐呭瓨涓悎騫舵柊鏁版嵁錛屽茍鍐欏洖鏁翠釜鎵囧尯銆傝繖鎰忓懗鐫涓轟簡鏇存敼鍗曚釜瀛楋紝蹇呴』瀵規暣涓墖鍖猴紙64 KB錛夋墽琛岃錛忔摝闄わ紡鍐欎緥紼?鈥?榪欐牱鍋氱殑鏁堢巼闈炲父浣庛傝鏄繍姘斿樊錛屽綋姝e湪 DRAM 涓悎騫舵暟鎹椂錛屽彂鐢熶簡鐢墊簮鏁呴殰鎴栧叾瀹冧簨鏁咃紝閭d箞灝嗕涪澶辨暣涓暟鎹泦鍚堬紝鍥犱負鍦ㄥ皢鏁版嵁璇誨叆 DRAM 鍚庡氨鎿﹂櫎浜嗛棯瀛樻墖鍖恒侸FFS2 闄勫姞鏂囦歡鑰屼笉鏄噸鍐欐暣涓墖鍖猴紝騫朵笖鍏鋒湁宕╂簝錛忔帀鐢靛畨鍏ㄤ繚鎶よ繖涓鍔熻兘銆?
- 榪欏彲鑳芥槸鏈閲嶈鐨勪竴鐐癸細JFFS2 鏄笓闂ㄤ負璞¢棯瀛樿姱鐗囬偅鏍風殑宓屽叆寮忚澶囧垱寤虹殑錛屾墍浠ュ畠鐨勬暣涓璁℃彁渚涗簡鏇村ソ鐨勯棯瀛樼鐞嗐?
鍥犱負鏈枃涓昏鏄啓鍏充簬闂瓨璁懼鐨勪嬌鐢紝鎵浠ュ湪宓屽叆寮忕幆澧冧腑浣跨敤 JFFS2 鐨?緙虹偣寰堝皯錛?
- 褰撴枃浠剁郴緇熷凡婊℃垨鎺ヨ繎婊℃椂錛孞FFS2 浼氬ぇ澶ф斁鎱㈣繍琛岄熷害銆傝繖鏄洜涓哄瀮鍦炬敹闆嗙殑闂錛堟洿澶氫俊鎭紝璇峰弬闃?鍙傝冭祫鏂?/font>錛夈?
鍒涘緩 JFFS2 鏂囦歡緋葷粺
鍦?Linux 涓嬶紝鐢?mkfs.jffs2鍛戒護鍒涘緩 JFFS2 鏂囦歡緋葷粺錛堝熀鏈笂鏄嬌鐢?JFFS2 鐨?Ramdisk錛夈?
娓呭崟 7. 鍒涘緩 JFFS2 鏂囦歡緋葷粺
mkdir jffsfile cd jffsfile /* copy all the /bin, /etc, /usr/bin, /sbin/ binaries and /dev entries that are needed for the filesystem here */ /* Type the following command under jffsfile directory to create the JFFS2 Image */ ./mkfs.jffs2 -e 0x40000 -p -o ../jffs.image
涓婇潰鏄劇ず浜?mkfs.jffs2 鐨勫吀鍨嬬敤娉曘?
-e閫夐」紜畾闂瓨鐨勬摝闄ゆ墖鍖哄ぇ灝忥紙閫氬父鏄?64 鍗冨瓧鑺傦級銆?-p閫夐」鐢ㄦ潵鍦ㄦ槧鍍忕殑鍓╀綑絀洪棿鐢ㄩ浂濉厖銆?-o閫夐」鐢ㄤ簬杈撳嚭鏂囦歡錛岄氬父鏄?JFFS2 鏂囦歡緋葷粺鏄犲儚 鈥?鍦ㄦ湰渚嬩腑鏄?jffs.image銆備竴鏃﹀垱寤轟簡 JFFS2 鏂囦歡緋葷粺錛屽畠灝辮瑁呭叆闂瓨涓傚綋鐨勪綅緗紙寮曞瑁呰澆紼嬪簭鍛婄煡鍐呮牳鏌ユ壘鏂囦歡緋葷粺鐨勫湴鍧錛変互渚垮唴鏍歌兘鎸傝瀹冦?tmpfs
褰?Linux 榪愯浜庡祵鍏ュ紡璁懼涓婃椂錛岃璁懼灝辨垚涓哄姛鑳介綈鍏ㄧ殑鍗曞厓錛岃澶氬畧鎶よ繘紼嬩細鍦ㄥ悗鍙拌繍琛屽茍鐢熸垚璁稿鏃ュ織娑堟伅銆傚彟澶栵紝鎵鏈夊唴鏍告棩蹇楄褰曟満鍒訛紝璞?syslogd銆乨mesg 鍜?klogd錛屼細鍦?/var 鍜?/tmp 鐩綍涓嬬敓鎴愯澶氭秷鎭傜敱浜庤繖浜涜繘紼嬩駭鐢熶簡澶ч噺鏁版嵁錛屾墍浠ュ厑璁稿皢鎵鏈夎繖浜涘啓鎿嶄綔閮藉彂鐢熷湪闂瓨鏄笉鍙彇鐨勩傜敱浜庡湪閲嶆柊寮曞鏃惰繖浜涙秷鎭笉闇瑕佹寔涔呭瓨鍌紝鎵浠ヨ繖涓棶棰樼殑瑙e喅鏂規鏄嬌鐢?tmpfs銆?tmpfs 鏄熀浜庡唴瀛樼殑鏂囦歡緋葷粺錛屽畠涓昏鐢ㄤ簬鍑忓皯瀵圭郴緇熺殑涓嶅繀瑕佺殑闂瓨鍐欐搷浣滆繖涓鍞竴鐩殑銆傚洜涓?tmpfs 椹葷暀鍦?RAM 涓紝鎵浠ュ啓錛忚錛忔摝闄ょ殑鎿嶄綔鍙戠敓鍦?RAM 涓屼笉鏄湪闂瓨涓傚洜姝わ紝鏃ュ織娑堟伅鍐欏叆 RAM 鑰屼笉鏄棯瀛樹腑錛屽湪閲嶆柊寮曞鏃朵笉浼氫繚鐣欏畠浠倀mpfs 榪樹嬌鐢ㄧ鐩樹氦鎹㈢┖闂存潵瀛樺偍錛屽茍涓斿綋涓哄瓨鍌ㄦ枃浠惰岃姹傞〉闈㈡椂錛屼嬌鐢ㄨ櫄鎷熷唴瀛橈紙VM錛夊瓙緋葷粺銆?/p>
tmpfs 鐨?浼樼偣鍖呮嫭錛?
- 鍔ㄦ佹枃浠剁郴緇熷ぇ灝?鈥?鏂囦歡緋葷粺澶у皬鍙互鏍規嵁琚鍒躲佸垱寤烘垨鍒犻櫎鐨勬枃浠舵垨鐩綍鐨勬暟閲忔潵緙╂斁銆備嬌寰楄兘澶熸渶鐞嗘兂鍦頒嬌鐢ㄥ唴瀛樸?
- 閫熷害 鈥?鍥犱負 tmpfs 椹葷暀鍦?RAM錛屾墍浠ヨ鍜屽啓鍑犱箮閮芥槸鐬椂鐨勩傚嵆浣夸互浜ゆ崲鐨勫艦寮忓瓨鍌ㄦ枃浠訛紝I/O 鎿嶄綔鐨勯熷害浠嶉潪甯稿揩銆?
tmpfs 鐨勪竴涓?緙虹偣鏄綋緋葷粺閲嶆柊寮曞鏃朵細涓㈠け鎵鏈夋暟鎹傚洜姝わ紝閲嶈鐨勬暟鎹笉鑳藉瓨鍌ㄥ湪 tmpfs 涓娿?
鎸傝 tmpfs
璇稿 Ext2fs 鍜?JFFS2 絳夊ぇ澶氭暟鍏跺畠鏂囦歡緋葷粺閮介┗鐣欏湪搴曞眰鍧楄澶囦箣涓婏紝鑰?tmpfs 涓庡畠浠笉鍚岋紝瀹冪洿鎺ヤ綅浜?VM 涓娿傚洜鑰岋紝鎸傝 tmpfs 鏂囦歡緋葷粺鏄緢綆鍗曠殑浜嬶細
娓呭崟 8. 鎸傝 tmpfs
/* Entries in /etc/rc.d/rc.sysinit for creating/using tmpfs */ # mount -t tmpfs tmpfs /var -o size=512k # mkdir -p /var/tmp # mkdir -p /var/log # ln -s /var/tmp /tmp
涓婇潰鐨勫懡浠ゅ皢鍦?/var 涓婂垱寤?tmpfs 騫跺皢 tmpfs 鐨勬渶澶уぇ灝忛檺鍒朵負 512 K銆傚悓鏃訛紝tmp/ 鍜?log/ 鐩綍鎴愪負 tmpfs 鐨勪竴閮ㄥ垎浠ヤ究鍦?RAM 涓瓨鍌ㄦ棩蹇楁秷鎭?/p>
濡傛灉鎮ㄦ兂灝?tmpfs 鐨勪竴涓」娣誨姞鍒?/etc/fstab錛岄偅涔堝畠鍙兘鐪嬭搗鏉ヨ薄榪欐牱錛?
tmpfs /var tmpfs size=32m 0 0
榪欏皢鍦?/var 涓婃寕瑁呬竴涓柊鐨?tmpfs 鏂囦歡緋葷粺銆?/p>
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浠庣敤鎴風殑瑙傜偣鏉ョ湅錛屽浘褰㈢敤鎴風晫闈紙GUI錛夋槸緋葷粺鐨勪竴涓渶鑷沖叧閲嶈鐨勬柟闈細鐢ㄦ埛閫氳繃 GUI 涓庣郴緇熻繘琛屼氦浜掋傛墍浠?GUI 搴旇鏄撲簬浣跨敤騫朵笖闈炲父鍙潬銆備絾瀹冭繕闇瑕佹槸鏈夊唴瀛樻剰璇嗙殑錛屼互渚垮湪鍐呭瓨鍙楅檺鐨勩佸井鍨嬪祵鍏ュ紡璁懼涓婂彲浠ユ棤緙濇墽琛屻傛墍浠ワ紝瀹冨簲璇ユ槸杞婚噺綰х殑錛屽茍涓旇兘澶熷揩閫熻鍏ャ?/p>
鍙︿竴涓鑰冭檻鐨勯噸瑕佹柟闈㈡秹鍙婅鍙瘉闂銆備竴浜?GUI 鍒嗗彂鐗堝叿鏈夊厑璁稿厤璐逛嬌鐢ㄧ殑璁稿彲璇侊紝鐢氳嚦鍦ㄤ竴浜涘晢涓氫駭鍝佷腑涔熸槸濡傛銆傚彟涓浜涜鍙瘉瑕佹眰濡傛灉鎯沖皢 GUI 鍚堝茍鍏ラ」鐩腑鍒欒鏀粯鐗堢◣銆?/p>
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璁╂垜浠湅涓鐪嬭繖浜涢夐」涓殑姣忎竴涓?/p>
Xfree86 4.X錛堝甫甯х紦鍐插尯鏀寔鐨?X11R6.4錛?/font>
XFree86 Project, Inc. 鏄竴瀹剁敓浜?XFree86 鐨勫叕鍙革紝璇ヤ駭鍝佹槸涓涓彲浠ュ厤璐歸噸澶嶅垎鍙戙佸紑鏀炬簮鐮佺殑 X Window 緋葷粺銆俋 Window 緋葷粺錛圶11錛変負搴旂敤紼嬪簭浠ュ浘褰㈡柟寮忚繘琛屾樉紺烘彁渚涗簡璧勬簮錛屽茍涓斿畠鏄?UNIX 鍜岀被 UNIX 鐨勬満鍣ㄤ笂鏈甯哥敤鐨勭獥鍙g郴緇熴傚畠寰堝皬浣嗗緢鏈夋晥錛屽畠榪愯鍦ㄤ負鏁頒紬澶氱殑紜歡涓婏紝瀹冨緗戠粶閫忔槑騫朵笖鏈夎壇濂界殑鏂囨。璇存槑銆俋11 涓虹獥鍙g鐞嗐佷簨浠跺鐞嗐佸悓姝ュ拰瀹㈡埛鏈洪棿閫氫俊鎻愪緵寮哄ぇ鐨勫姛鑳?鈥?騫朵笖澶у鏁板紑鍙戜漢鍛樺凡緇忕啛鎮変簡瀹冪殑 API銆傚畠鍏鋒湁瀵瑰唴鏍稿撫緙撳啿鍖虹殑鍐呯疆鏀寔錛屽茍鍗犵敤闈炲父灝戠殑璧勬簮 鈥?榪欓潪甯告湁鍔╀簬鍐呭瓨鐩稿杈冨皯鐨勮澶囥俋 鏈嶅姟鍣ㄦ敮鎸?VGA 鍜岄潪 VGA 鍥懼艦鍗★紝瀹冨棰滆壊娣卞害 1銆?銆?銆?銆?6 鍜?32 鎻愪緵鏀寔錛屽茍瀵規覆鏌撴彁渚涘唴緗敮鎸併傛渶鏂扮殑鍙戣鐗堟槸 XFree86 4.1.0銆?/p>
瀹冪殑 浼樼偣鍖呮嫭錛?
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- X API 闈炲父閫傚悎鎵╁睍銆?
瀹冪殑 緙虹偣鍖呮嫭錛?
- 姣旀渶榪戝嚭鐜扮殑宓屽叆寮?GUI 宸ュ叿鎬ц兘宸?
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Microwindows 鏄?Century Software 鐨勫紑鏀炬簮浠g爜欏圭洰錛岃璁$敤浜庡甫灝忓瀷鏄劇ず鍗曞厓鐨勫井鍨嬭澶囥傚畠鏈夎澶氶拡瀵圭幇浠e浘褰㈣紿楃幆澧冪殑鍔熻兘閮ㄤ歡銆傝薄 X 涓鏍鳳紝鏈夊縐嶅鉤鍙版敮鎸?Microwindows銆?/p>
Microwindows 浣撶郴緇撴瀯鏄熀浜庡鎴鋒満錛忔湇鍔″櫒鐨勫茍涓斿叿鏈夊垎灞傝璁°傛渶搴曞眰鏄睆騫曞拰杈撳叆璁懼椹卞姩紼嬪簭錛堝叧浜庨敭鐩樻垨榧犳爣錛夋潵涓庡疄闄呯‖浠朵氦浜掋傚湪涓棿灞傦紝鍙Щ妞嶇殑鍥懼艦寮曟搸鎻愪緵瀵圭嚎鐨勭粯鍒躲佸尯鍩熺殑濉厖銆佸杈瑰艦銆佽鍓互鍙婇鑹叉ā鍨嬬殑鏀寔銆?/p>
鍦ㄦ渶涓婂眰錛孧icrowindows 鏀寔涓ょ API錛歐in32/WinCE API 瀹炵幇錛岀О涓?Microwindows錛涘彟涓縐?API 涓?GDK 闈炲父鐩鎬技錛屽畠縐頒負 Nano-X銆侼ano-X 鐢ㄥ湪 Linux 涓娿傚畠鏄薄 X 鐨?API錛岀敤浜庡崰鐢ㄨ祫婧愬皯鐨勫簲鐢ㄧ▼搴忋?/p>
Microwindows 鏀寔 1銆?銆? 鍜?8 bpp錛堟瘡鍍忕礌鐨勪綅鏁幫級鐨?palletized 鏄劇ず錛屼互鍙?8銆?6銆?4 鍜?32 bpp 鐨勭湡褰╄壊鏄劇ず銆侻icrowindows 榪樻敮鎸佷嬌瀹冮熷害鏇村揩鐨勫撫緙撳啿鍖恒侼ano-X 鏈嶅姟鍣ㄥ崰鐢ㄧ殑璧勬簮澶х害鍦?100 K 鍒?150 K 瀛楄妭銆?/p>
鍘熷 Nano-X 搴旂敤紼嬪簭鐨勫鉤鍧囧ぇ灝忓湪 30 K 鍒?60 K銆傜敱浜?Nano-X 鏄負鏈夊唴瀛橀檺鍒剁殑浣庣璁懼璁捐鐨勶紝鎵浠ュ畠涓嶈薄 X 閭f牱鏀寔寰堝鍑芥暟錛屽洜姝ゅ畠瀹為檯涓婁笉鑳戒綔涓哄井鍨?X錛圶free86 4.1錛夌殑鏇夸唬鍝併?/p>
鍙互鍦?Microwindows 涓婅繍琛?FLNX錛屽畠鏄拡瀵?Nano-X 鑰屼笉鏄?X 榪涜淇敼鐨?FLTK錛堝揩閫熻交宸у伐鍏風(Fast Light Toolkit)錛夊簲鐢ㄧ▼搴忓紑鍙戠幆澧冪殑涓涓増鏈傛湰鏂囦腑鎻忚堪 FLTK銆?/p>
Nano-X 鐨?浼樼偣鍖呮嫭錛?
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Nano-X 鐨?緙虹偣鍖呮嫭錛?
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FLTK 鏄竴涓畝鍗曚絾鐏墊椿鐨?GUI 宸ュ叿綆憋紝瀹冨湪 Linux 涓栫晫涓耽寰楄秺鏉ヨ秺澶氱殑鍏蟲敞錛屽畠鐗瑰埆閫傜敤浜庡崰鐢ㄨ祫婧愬緢灝戠殑鐜銆傚畠鎻愪緵浜嗘偍鏈熸湜浠?GUI 宸ュ叿綆變腑鑾峰緱鐨勫ぇ澶氭暟紿楀彛鏋勪歡錛屽鎸夐挳銆佸璇濇銆佹枃鏈浠ュ強鍑鴻壊鐨勨滆祴鍊煎櫒鈥濋夋嫨錛堢敤浜庤緭鍏ユ暟鍊肩殑紿楀彛鏋勪歡錛夈傝繕鍖呮嫭婊戝姩鍣ㄣ佹粴鍔ㄦ潯銆佸埢搴︾洏鍜屽叾瀹冧竴浜涙瀯浠躲?/p>
閽堝 Microwindows GUI 寮曟搸鐨?FLTK 鐨?Linux 鐗堟湰琚О涓?FLNX銆侳LNX 鐢變袱涓粍浠舵瀯鎴愶細Fl_Widget 鍜?FLUID銆侳l_Widget 鐢辨墍鏈夊熀鏈獥鍙f瀯浠?API 緇勬垚銆侳LUID錛堝揩閫熻交宸х殑鐢ㄦ埛鐣岄潰璁捐鍣?Fast Light User Interface Designer, FLUID)錛夋槸鐢ㄦ潵浜х敓 FLTK 婧愪唬鐮佺殑鍥懼艦緙栬緫鍣ㄣ傛葷殑鏉ヨ錛孎LNX 鏄兘鐢ㄦ潵涓哄祵鍏ュ紡鐜鍒涘緩搴旂敤紼嬪簭鐨勪竴涓嚭鑹茬殑 UI 鏋勫緩鍣ㄣ?/p>
Fl_Widget 鍗犵敤鐨勮祫婧愬ぇ綰︽槸 40 K 鍒?48 K錛岃?FLUID錛堝寘鎷簡姣忎釜紿楀彛鏋勪歡錛夊ぇ綰﹀崰鐢?380 K銆傝繖浜涢潪甯稿皬鐨勮祫婧愬崰鐢ㄧ巼浣?Fl_Widget 鍜?FLUID 鍦ㄥ祵鍏ュ紡寮鍙戜笘鐣屼腑闈炲父鍙楁榪庛?/p>
浼樼偣鍖呮嫭錛?
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- FLTK 鏄竴涓?C++ 搴擄紙Perl 鍜?Python 緇戝畾涔熷彲鐢級銆傞潰鍚戝璞℃ā鍨嬬殑閫夋嫨鏄竴涓ソ鐨勯夋嫨錛屽洜涓哄ぇ澶氭暟鐜頒唬 GUI 鐜閮芥槸闈㈠悜瀵硅薄鐨勶紱榪欎篃浣垮皢緙栧啓鐨勫簲鐢ㄧ▼搴忕Щ妞嶅埌綾諱技鐨?API 涓彉寰楁洿瀹規槗銆?
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瀹冪殑 緙虹偣鏄細
- 鏅氱殑 FLTK 鍙互涓?X 鍜?Windows API 涓鍚屽伐浣滐紝鑰?FLNX 涓嶈兘銆傚畠涓?X 鐨勪笉鍏煎鎬ч樆紕嶄簡瀹冨湪璁稿欏圭洰涓殑浣跨敤銆?
Qt/Embedded 鏄?Trolltech 鏂板紑鍙戠殑鐢ㄤ簬宓屽叆寮?Linux 鐨勫浘褰㈢敤鎴風晫闈㈢郴緇熴俆rolltech 鏈鍒濆垱寤?Qt 浣滀負璺ㄥ鉤鍙扮殑寮鍙戝伐鍏風敤浜?Linux 鍙板紡鏈恒傚畠鏀寔鍚勭鏈?UNIX 鐗圭偣鐨勭郴緇熶互鍙?Microsoft Windows銆侹DE 鈥?鏈嫻佽鐨?Linux 妗岄潰鐜涔嬩竴錛屽氨鏄敤 Qt 緙栧啓鐨勩?/p>
Qt/Embedded 浠ュ師濮?Qt 涓哄熀紜錛屽茍鍋氫簡璁稿鍑鴻壊鐨勮皟鏁翠互閫傜敤浜庡祵鍏ュ紡鐜銆俀t Embedded 閫氳繃 Qt API 涓?Linux I/O 璁炬柦鐩存帴浜や簰銆傞偅浜涚啛鎮夊茍宸查傚簲浜嗛潰鍚戝璞$紪紼嬬殑浜哄憳灝嗗彂鐜板畠鏄竴涓悊鎯崇幆澧冦傝屼笖錛岄潰鍚戝璞$殑浣撶郴緇撴瀯浣夸唬鐮佺粨鏋勫寲銆佸彲閲嶇敤騫朵笖榪愯蹇熴備笌鍏跺畠 GUI 鐩告瘮錛孮t GUI 闈炲父蹇紝騫朵笖瀹冩病鏈夊垎灞傦紝榪欎嬌寰?Qt/Embedded 鎴愪負鐢ㄤ簬榪愯鍩轟簬 Qt 鐨勭▼搴忕殑鏈绱у噾鐜銆?/p>
Trolltech 榪樻帹鍑轟簡 Qt 鎺屼笂鏈虹幆澧冿紙Qt Palmtop Environment錛屼織縐?Qpe錛夈俀pe 鎻愪緵浜嗕竴涓熀鏈闈㈢獥鍙o紝騫朵笖璇ョ幆澧冧負寮鍙戞彁渚涗簡涓涓槗浜庝嬌鐢ㄧ殑鐣岄潰銆俀pe 鍖呭惈鍏ㄥ鐨勪釜浜轟俊鎭鐞嗭紙Personal Information Management (PIM)錛夊簲鐢ㄧ▼搴忋佸洜鐗圭綉瀹㈡埛鏈恒佸疄鐢ㄧ▼搴忕瓑絳夈傜劧鑰岋紝涓轟簡灝?Qt/Embedded 鎴?Qpe 闆嗘垚鍒頒竴涓駭鍝佷腑錛岄渶瑕佷粠 Trolltech 鑾峰緱鍟嗕笟璁稿彲璇併傦紙鍘熷 Qt 鑷増鏈?2.2 浠ュ悗灝卞彲浠ユ牴鎹?GPL 鑾峰緱 銆傦級
瀹冪殑 浼樼偣鍖呮嫭錛?
- 闈㈠悜瀵硅薄鐨勪綋緋葷粨鏋勬湁鍔╀簬鏇村揩鍦版墽琛?
- 鍗犵敤寰堝皯鐨勮祫婧愶紝澶х害 800 K
- 鎶楅敮榻挎枃鏈拰娣峰悎瑙嗛鐨勮薄绱犳槧灝?
瀹冪殑 緙虹偣鏄細
- Qt/Embedded 鍜?Qpe 鍙兘鍦ㄨ幏寰楀晢涓氳鍙瘉鐨勬儏鍐典笅鎵嶈兘浣跨敤銆?
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宓屽叆寮?Linux 寮鍙戞榪呴熷湴鍙戝睍鐫銆傛偍蹇呴』瀛︿範騫朵粠寮曞瑁呰澆紼嬪簭鍜屽垎鍙戠増鍒版枃浠剁郴緇熷拰 GUI 涓殑姣忎竴涓簨鐗╃殑鍚勭閫夐」涓綔鍑洪夋嫨銆備絾鏄鎰熻阿鏈夎繖縐嶉夋嫨鑷敱搴︿互鍙婇潪甯告椿璺冪殑 Linux 紺懼尯錛孡inux 涓婄殑宓屽叆寮忓紑鍙戝凡緇忚揪鍒頒簡鏂扮殑澧冪晫錛屽茍涓旇皟鏁存ā鍧椾互閫傚悎鎮ㄧ殑瑙勮寖浠庢湭姣旂幇鍦ㄦ洿綆鍗曘傝繖宸茬粡瀵艱嚧鍑虹幇浜嗚澶氭椂鏂扮殑鎵嬫寔鍜屽井鍨嬭澶囦綔涓哄紑鏀劇洅錛岃繖鏄歡濂戒簨 鈥?鍥犱負浜嬪疄鏄偍涓嶅繀鎴愪負涓涓笓瀹朵粠榪欎簺妯″潡涓繘琛岄夋嫨鏉ヨ皟鏁存偍鐨勮澶囦互婊¤凍鎮ㄨ嚜宸辯殑瑕佹眰鍜岄渶瑕併?/p>
鎴戜滑甯屾湜榪欑瘒瀵瑰祵鍏ュ紡 Linux 棰嗗煙鐨勪粙緇嶆ф榪拌兘嬋璧鋒偍榪涜璇曢獙鐨勬鏈涳紝騫朵笖甯屾湜鎮ㄥ皢浣撲細鎽嗗紕寰瀷璁懼鐨勪箰瓚d互婊¤凍鎮ㄧ殑鐖卞ソ銆備負榪涗竴姝ユ湁鍔╀簬鎮ㄧ殑欏圭洰錛岃鍙傞槄涓嬮潰鐨勨滃弬鑰冭祫鏂欌濓紝閾炬帴鍒版湁鍏蟲垜浠繖閲屽凡緇忔榪扮殑鎶鏈殑鏇存繁鍏ョ殑淇℃伅銆?/p>
寮曞錛?
- 鎮ㄥ彲浠ュ弬闃呮湰鏂囧湪 developerWorks 鍏ㄧ悆绔欑偣涓婄殑 鑻辨枃鍘熸枃.
- 濡傞渶鑾峰緱瀵?vmlinux 鍜?zimage 涔嬮棿鍖哄埆鐨勬瀬濂借В閲婏紝璇峰湪 Alessandro Rubini 緙栧啓鐨勨?Kernel Configuration: dealing with the unexpected錛?Linux Magazine錛夌殑涓鏂囦腑鎵懼埌鈥淏ooting your kernel鈥濅竴鑺傘?
灝忓瀷鍒嗗彂鐗?/b>錛?
- The Embedded Linux Distributions Quick Reference Guide 娑電洊浜嗚澶氬晢涓氱殑鍜屽紑鏀炬簮鐮佺殑鍒嗗彂鐗堬紙 Linux Devices錛?001 騫?8 鏈堬級銆?
- 璇鋒煡鐪嬪彟涓涓?璇﹀敖鐨勫垎鍙戠増鍜屾湁鐢ㄧ殑宸ュ叿鐨勬竻鍗曪紙 Linux-embedded.com錛夈?
宸ュ叿閾?/b>錛?
- Wiki 宸ュ叿閾鵑〉闈?/font> 鍖呭惈鍒版湰鏂囨彁鍒扮殑鎵鏈変笁涓伐鍏烽摼鐨勯摼鎺ワ紝榪樻湁瀵瑰畠浠殑璇勮銆?
璁懼椹卞姩紼嬪簭錛?
- Memory Technology Device (MTD) Subsystem for Linux 鐨勭洰鐨勬槸綆鍖栧唴瀛樿澶囷紙鐗瑰埆鏄棯瀛樿澶囷級鐨勯┍鍔ㄧ▼搴忕殑鍒涘緩銆?
- Vipin Malik 緙栧啓鐨?The Linux MTD, JFFS HOWTO灝嗗府鍔╂偍浣?MTD 鍜?JFFS2 涓璧峰伐浣溿?
- Linux for PowerPC Embedded Systems HOWTO 鏈変竴涓緢濂界殑璁懼椹卞姩紼嬪簭娓呭崟銆?
- 鐞嗚В Linux device drivers鏈夊姪浜庣悊瑙f湰綃囦粙緇嶆ф枃绔狅紙 Penguin Magazine錛夈?
- 瑕佺簿閫?Linux 璁懼椹卞姩紼嬪簭錛岃闃呰 O'Reilly 鐨?Linux Device Drivers錛岀 2 鐗?/font>涓涔︺?
鏈夌敤鐨勫伐鍏?/b>錛?
- Binutils 銆?GCC鍜?Glibc閮藉彲浠?Free Software Foundation 涓嬭澆鑾峰緱銆?
- 璁稿鏈夌敤鐨勪笅杞介兘鍙粠 Netwinder.org鑾峰緱錛岃繖鏄竴涓嚧鍔涗簬 NetWinder 騫沖彴涓婂紑鍙戝伐浣滅殑蹇楁効鑰呯珯鐐廣?
- 璇峰湪 Mark Nielsen 鍐欏緱闈炲父媯掔殑 How to use a Ramdisk for Linux涓鏂囦腑闃呰鏈夊叧 Ramdisk 鐨勬墍鏈変俊鎭?
- FLNX 鏄互 FLTK錛堝揩閫熻交宸х殑宸ュ叿綆憋級涓哄熀紜鐨勩?
鏂囦歡緋葷粺錛?
- 絎簩鐗堟墿灞曟枃浠剁郴緇?Ext2fs鐨勪富欏靛湪 SourceForge銆?
- Red Hat 鑻卞浗鍏徃鐨?David Woodhouse 姒傝堪浜嗗ぇ閲忔湁鍏?JFFS2錛氭棩蹇楅棯瀛樻枃浠剁郴緇燂紝絎?2 鐗?/font>鐨勮儗鏅煡璇嗐?
- 鎮ㄥ彲浠ュ湪 Linux HeadQuarters 闃呰鏇村鏈夊叧 tmpfs鐨勪俊鎭?
- Cliff Brake 鍜?Jeff Sutherland 緙栧啓鐨?Flash Filesystems for Embedded Linux Systems涓鏂囪榪頒簡鐢ㄤ簬闂瓨璁懼鐨勬洿澶氭枃浠剁郴緇燂紙 Embedded Linux Journal錛夈?
GUI錛?
- Xfree86 鏄?X 寮鍙?/font>鐨勪富欏點?
- 璇鋒煡鐪嬩竴綃囧 Microwindows 鐨勪竴浜涚己鐐?/font>錛圙NOME gtk 寮鍙戜漢鍛樼殑閭掑垪琛級鐨勮璁猴紙鏃墮棿姣旇緝闀夸簡錛夈?
- 鍦?Trolltech 涓婃煡鎵炬湁鍏?Qt/Embedded鐨勬洿澶氫俊鎭?
- The Embedded Linux GUI/Windowing Quick Reference Guide 涓湁涓板瘜鐨勯摼鎺ワ紙 Linux Devices錛?002 騫?2 鏈堬級銆?
涓鑸弬鑰冭祫鏂?/b>錛?
- General Public License 鎴?GPL 紜繚鐢ㄦ埛澶嶅埗銆佸垎鍙戝拰淇敼杞歡鐨勬潈鍒┿?
- ARM Linux 鏄偍浜嗚В鏈夊叧 Linux 鐢ㄤ簬 ARM 澶勭悊鍣ㄧ殑淇℃伅鐨勪竴涓潪甯稿ソ鐨勭珯鐐廣傚畠鐢?ARM 鐨勫垱寤鴻?Russell King 鏉ョ淮鎶ゃ?
- Penguinppc.org 鏄叧浜?Linux 鐢ㄤ簬 PowerPC 緋誨垪澶勭悊鍣ㄧ殑鐨勪富欏點傝绔欑偣涓婃湁涓涓叧浜庝負鍩轟簬 PPC 鐨勪綋緋葷粨鏋勫緩绔嬪伐鍏烽摼鐨勮祫鏂欎赴瀵岀殑鏁欑▼銆?
- Linux Devices 鏄竴涓潪甯稿叏闈㈢殑绔欑偣錛屽畠鍖呭惈鏈夊叧 Linux 鍜屽祵鍏ュ紡寮鍙戠殑鍑虹増鍙戣銆佸揩閫熷弬鑰冦佹柊闂誨拰鐗硅壊鎶ュ憡絳夊悇縐嶄俊鎭?
- Silicon Penguin 鍒楄〃绔欑偣涓婃嫢鏈夊祵鍏ュ紡 Linux 鍙傝冭祫鏂欑殑璇﹀敖闆嗗悎銆?
- ARMLinux - the book 鍙粠 Aleph One 涓婅幏寰椼傛偍鍙互瀹氳喘涓鏈紝涔熷彲浠?鍦ㄧ嚎闃呰銆?
- 宓屽叆寮?Linux 鍗忎細錛圗mbedded Linux Consortium錛?/font> 鏄竴涓潪璧㈠埄鐨勪簰鍔╁崗浼氾紝瀹冩榪庤嚧鍔涗簬宓屽叆寮?Linux 棰嗗煙鐨勫紑鍙戜漢鍛樻垚涓轟細鍛樸?
- IBM 鐨?Linux wristwatch鏄繍琛?Linux 鐨勫井鍨嬪祵鍏ュ紡璁懼鐨勭ず渚嬶紱鏈枃鐨勪綔鑰呬箣涓錛孷ishal Kulkarni 涔熷弬涓庝簡瀹冪殑鐮斿彂銆傝鍦?鏈枃錛?FreeOS.com錛?001 騫?3 鏈堬級涓槄璇繪湁鍏沖畠鐨勪俊鎭?
- 鍦?developerWorks涓婃祻瑙?鏇村 Linux 鍙傝冭祫鏂?/font>銆?
- 鍦?developerWorks涓婃祻瑙?鏇村鏃犵嚎棰嗗煙鐨勫弬鑰冭祫鏂?/font>銆?
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Anand K Santhanam 鍦ㄥ嵃搴?Madras 澶у鑾峰緱璁$畻鏈虹瀛﹀伐瀛﹀澹浣嶃傝嚜 1999 騫?7 鏈堜互鏉ヤ粬涓鐩村湪鍗板害涓?IBM Global Services錛堣蔣浠跺疄楠屽錛夊伐浣溿備粬鏄?IBM Linux 灝忕粍鐨勬垚鍛橈紝榪欎釜灝忕粍涓昏鑷村姏浜庡祵鍏ュ紡緋葷粺涓殑 ARM-Linux銆佽澶囬┍鍔ㄧ▼搴忓拰鐢墊簮綆$悊鐨勭爺絀跺拰寮鍙戙備粬鎰熷叴瓚g殑鍏跺畠棰嗗煙鏄?O/S 鏈川鍜岃仈緗戙傚彲浠ラ氳繃 asanthan@in.ibm.com 涓庝粬鑱旂郴銆?
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Vishal Kulkarni 浠庡嵃搴?Maharashtra 鐨?Shivaji 澶у鑾峰緱鐢靛瓙宸ョ▼鐨勫澹浣嶃傝嚜 1999 騫?3 鏈堜互鏉ヤ粬涓鐩村湪鍗板害涓?IBM Global Services錛堣蔣浠跺疄楠屽錛夊伐浣溿傚湪姝や箣鍓嶏紝浠栨浘鍦ㄧ編鍥?IBM Austin 宸ヤ綔浜嗕竴騫村崐澶氥備粬鏄?IBM Linux 灝忕粍鐨勬垚鍛橈紝榪欎釜灝忕粍涓昏鑷村姏浜庡祵鍏ュ紡璁懼涓婄殑 ARM-Linux銆佽澶囬┍鍔ㄧ▼搴忓拰 GUI銆備粬鎰熷叴瓚g殑鍏跺畠棰嗗煙鏄?O/S 鏈川鍜岃仈緗戙傚彲浠ラ氳繃 kvishal@in.ibm.com涓庝粬鑱旂郴銆?
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