interruption modes in computer systems

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2-mavzu. kompyuterlarni tashkil qilishning raqamli mantiqiy asoslari 9 - subject . interruption mode , interruptions again performance algorithms . 9-mavzu. uzilish rejimi, uzilishlarni qayta ishlash algoritmlari. plan arranging interruptions interruptions reja uzilishlarni tashkil etish uzilishlar interruptions and exceptions - in the system or given time at the moment in the matter muayan condition when done appear when the processor intervention is required . this is the processor being performed current problem to stop and management interruptions again running or exceptions again known as running special procedure or assignment transfer forced reaches _ interruptions usually optional time moment appear will be . interruptions hardware and software will be . the first is to him service required to do peripheral devices received hardware signal on yield will be . software interruptions int n instruction using yield will be . exceptions - processor internal events - he or this of the guide completion …

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datda ixtiyoriy vaqt momentida paydo bo’ladi. uzilishlar apparatli va dasturiy bo’ladi. birinchisi, unga xizmat qilish talab etilgan periferik qurilmalardan olingan apparat signali bo’yicha xosil bo’ladi. dasturiy uzilishlar int n ko’rsatmasi yordamida hosil bo’ladi. istisnolar - protsessorning ichki hodisalari – u yoki bu ko’rsatmaning bajarilishi vaqtida qandaydir noto’g’ri shartlar to’g’risida signal berish: nolga bo’lish, ximoya qoidalarini buzish, sahifalarning yo’qligi va h.k. uzilishlar yoki istisnolar sodir bo’lganda bajarilayotgan joriy masala qayta ishlash bajarilayotgan vaqti davomiyligida avtomatik to’xtaydu, shundan so’ng uning bajarilishi davomiyligini yo’qotmasdan davom etadi, faqat uzilish yoki istisnoni qayta ishlash dasturni to’xtatishga majbur etadi. barcha uzilishlar va istisnolar 0 dan 255 gacha bo’lgan oraliqda nomerlangan (ko’pincha ular vektorlar deb ataladi). 0..31 nomerlar istisnolar uchun intel firmasi tomonidan zaxiraga olingan. uzilishlar software interruptions int n instruction ( n - delay number ) using desired 0..255 numbered interrupt yield to do possible . such interruptions called programming . _ the flag if bit …

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ed again restore for necessary which was all information save need ( processor status ). such information of the process situation vector _ _ acceptance made . it is the processor condition about information own into takes - that is , the processor word status , last commands the result signs - special characters stored in the registry ( br ) flags , and general stored in registers (uir) process variables values . process condition vectorini save for usually stack as formed of tx _ special from the field used . machine in the language commands general formats and types uzilish tizimining maqsadi – ehm ichki va tashqi hodisalarga bo’lgan munosabatidir. uzilish maxsus operatsiyalarni tashkil etish bilan ta’minlangan. uzilish operatsiyasi – joriy dasturning bajarilishini tugatish va protsessorni xosil bo’lgan uzilish sababiga xizmat qiluvchi dasturning bajarilishiga o’tishidir. uzilishga xizmat ko’rsatilgandan so’ng, to’xtatilgan dastur to’xtatilgan joyidan boshlab davom etishi kerak. buning uchun …

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address , result signs , masks and _ _ _ hk information . management this delay cause service do special again performance - to the program transmitted . he interrupted again performance for all actions does _ uzilishlar operatsiyasi ehm apparati tomonidan tashkil etiladi va quyidagi harakatlarni bajarishga yig’ilgan: joriy dastur bajarilishi to’xtatiladi. uzilish, qoida bo’yicha, dasturning joriy buyrug’i tugagandan keyin amalga oshiriladi. keyingi buyruqni bajarish boshlanmaydi, yani u bloklanadi. protsessor holati haqidagi ma’lumotlar saqlanadi – keying buyruq adresi, natija belgilari, niqoblar (maskalar) va h.k. ma’lumotlar. boshqaruv ushbu uzilish sababiga xizmat qiladigan maxsus qayta ishlash – dasturiga uzatiladi. u uzilishni qayta ishlash uchun barcha harakatlarni bajaradi. interruptions again performance of the program usual structure following sections own into takes : delay signal on being performed application stop ; suspended application used uir and processor current condition about storage of data (rp register ) in tx ; interruptions mos application through …

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ternal _ devices ) ,, data connected from another exposure, from a timer time signals and hk internal reasons - it 's a computer in happen to be events . them two type arrange you can : calculation processes to be continued push impossible or meaningless which was reasons ( filled cut , wrong code , incorrect address and others ); normal causes , calculation processes for natural ( input / output processes usually interruptions used , the system resources appeal to do ). uzilish jarayoni yoki uzilish signali bo’yicha, yoki uzilish buyruqlari bo’yicha (ibm pc uchun bu buyruq int n, bu yerda n – uzilish nomeri) ishga tushadi. uzilish signallarini shakllantirish bo’yicha sabablar, turli xil va ichki va tashqilarga bo’linadi. tashqi sabablar – bu ehm dan tashqarida sodir bo’ladigan hodisalar (masalan, tashqi qurilmalarda),, ma’lumotlarga ulangan boshqa ehm dan, taymerdan vaqt signallari va h.k. ichki sabablar – bu ehm ning …

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2-mavzu. kompyuterlarni tashkil qilishning raqamli mantiqiy asoslari 9 - subject . interruption mode , interruptions again performance algorithms . 9-mavzu. uzilish rejimi, uzilishlarni qayta ishlash algoritmlari. plan arranging interruptions interruptions reja uzilishlarni tashkil etish uzilishlar interruptions and exceptions - in the system or given time at the moment in the matter muayan condition when done appear when the processor intervention is required . this is the processor being performed current problem to stop and management interruptions again running or exceptions again known as running special procedure or assignment transfer forced reaches _ interruptions usually optional time moment appear will be . interruptions hardware and software will be . the first is to him service...

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