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Pid chas burhlivogo rostu rinku personalnih komp yuteriv u 1980 h rokah kompaniya IBM i deyaki inshi stvorili tak zvani mejnfrejmi na osnovi PC arhitekturi angl PC based IBM compatible mainframes z naborom komand sumisnim z velikimi mejnfrejmami IBM Dani realizaciyi hoch mali i nevisoku shvidkodiyu zate ne potrebuvali specialnogo primishennya i elektrichnogo zhivlennya Minusom danih realizacij buli nerozvineni zasobi aparatnogo vvodu vivodu a takozh nizhcha nadijnist u porivnyanni zi spravzhnimi mejnfrejmami Mikromejnfrejmi vikonani u viglyadi plat rozshirennya dlya IBM PC sumisnih komp yuteriv buli populyarnimi sered rozrobnikiv programnogo zabezpechennya dlya arhitektur System 370 i piznishe System 390 a takozh u navchalnih i demonstracijnih cilyah Zmist 1 System 370 1 1 Personal Computer XT 370 1 2 Personal Computer AT 370 1 3 IBM 7437 VM SP Personal Workstation 1 4 Personal 370 2 System 390 2 1 S 390 Processor Card 2 2 R 390 2 3 P 390 2 4 S 390 Integrated Server 2 5 Mikromejnfrejmi vid Fujitsu 3 Div takozh 4 Dzherela 5 PosilannyaSystem 370 red IBM pokazala mozhlivist vikoristannya naboru instrukcij mejnfrejma u svoyemu pershomu nastilnomu komp yuteri IBM 5100 vipushenomu na rinok u 1975 roci Dana mashina mala mikrokod sho mig vikonuvati bagato instrukcij arhitekturi System 370 takim chinom IBM zmogla porivnyano legko organizuvati zapusk interpretatora movi APL neznachno modifikovanogo stvorenogo ranishe same dlya mejnfrejmiv U 1980 roci z yavilisya chutki pro te sho IBM skoro vipustit novij personalnij komp yuter mozhlivo miniatyurizovanu versiyu IBM System 370 1 U serpni 1981 roku IBM PC spravdi z yavivsya u prodazhi ale vin ne mav nichogo spilnogo z System 370 natomist vikoristovuyuchi procesor i mikroshemi pidtrimki vid Intel Vtim IBM skoristalasya platformoyu PC pri stvorenni deyakih ekzotichnih kombinacij komp yuteriv i kart rozshirennya shob umozhliviti zapusk dvijkovih program dlya S 370 na IBM PC Personal Computer XT 370 red U zhovtni 1983 roku IBM anonsuvala IBM PC XT 370 Dana mashina bula po suti kombinaciyeyu tri v odnomu na nij mozhna bulo zapuskati PC DOS vona mogla buti terminalom dlya IBM 3270 i nareshti najgolovnishoyu osoblivistyu bula mozhlivist zapusku program dlya System 370 na okremomu procesori ce vidriznyalo XT 370 vid poperednogo produktu IBM 3270 PC 2 XT 370 buv komp yuterom IBM PC XT sistemnij blok model 5160 z troma 8 rozryadnimi kartami rozshirennya Procesorna karta rozshirennya 370PC P 3 mistila dva modifikovanih mikroprocesori Motorola 68000 yaki emulyuvali bilshist instrukcij z fiksovanoyu komoyu S 370 i spivprocesor Intel 8087 modifikovanij dlya vikonannya instrukcij z ruhomoyu komoyu S 370 Druga karta 370PC M sho z yednuvalasya z pershoyu za dopomogoyu roz yemu i kabelyu unikalnoyi konstrukciyi mistila 512 KiB operativnoyi pam yati Tretya karta PC3277 EM sluguvala emulyatorom 3270 sho buv potriben dlya zavantazhennya sistemnogo programnogo zabezpechennya z mejnfrejma XT 370 zavantazhuvavsya u DOS yak zvichajnij PK zvidki zapuskalasya keruvalna programa VM PC Control Program 512 kilobajt dodatkovoyi pam yati dodavalisya do 256 kilobajt osnovnoyi pam yati na sistemnij plati PK 384 kilobajti dopovnyuvali pam yat PK do standartnih 640 K a reshta 128 KB buli dostupni procesoru Intel cherez vikno za dopomogoyu shemi bankingu pam yati Operativna pam yat na plati rozshirennya bula dvoportovoyu tobto mogla vikoristovuvatis yak shinoyu PC tak i procesorami Motorola 4 Dlya program S 370 bezposeredno buli dostupni 416 kilobajt XT 370 takozh mav mozhlivist organizaciyi do 4 MB virtualnoyi pam yati z vikoristannyam zhorstkogo diska PK dlya pidkachuvannya 5 Za zayavami IBM shvidkodiya XT 370 dosyagala 100000 operacij za sekundu 0 1 MIPS za umovi sho vsi dani buli u RAM U 1984 roci cina na XT 370 u tipovij konfiguraciyi stanovila priblizno 12 000 i bula privablivoyu dlya nevelikih firm sho spravdi potrebuvali aparatnogo zabezpechennya sumisnogo z System 370 dlya porivnyannya mejnfrejm IBM 4341 vikonuvav do 1 2 MIPS i koshtuvav 500 000 Teoretichno pri velikomu rozpovsyudzhenni mikromejnfrejmiv popit na veliki mejnfrejmi mig zmenshitisya ale cogo ne stalosya koristuvachi vikoristovuvali XT 370 v osnovnomu dlya rozrobki program a ne dlya zapusku osnovnogo prikladnogo PZ i cim prizvodili do zbilshennya prodazhiv velikih mashin 5 Programa VM PC stvoryuvala ilyuziyu logichnih diskiv sho bulo shozhim na mehanizm u mejnfrejmovij sistemi VM CMS ale na XT 370 logichni diski buli lishe fajlami u fajlovij sistemi PC DOS na gnuchkih abo tverdih diskah Napriklad virtualnij disk CMS sho nalezhav koristuvachevi FRED z adresoyu pristroyu 101 zberigavsya na DOS disku yak fajl z imenem FRED 101 Komandi CMS IMPORT i EXPORT dozvolyali ekstrakciyu fajliv z cih virtualnih diskiv a takozh peretvorennya mizh koduvannyami ASCII i EBCDIC 6 Klaviatura sho prodavalasya razom z XT 370 mala 83 klavishi i bula shozhoyu na klaviaturu XT 10 funkcionalnih klavish 2 Novishi versiyi XT 370 pripinili vikoristannya karti PC3277 EM natomist vikoristovuyuchi plati IBM 3278 79 XT 370 nalezhav do sistem sho mogli vikoristovuvati drugij tverdij disk zmontovanij u dodatkovomu shasi i korpusi IBM 5161 7 6 17Zhurnal BYTE voseni 1984 roku nazvav XT 370 odnoznachno uspishnim angl a qualified success U statti zokrema pozitivno vidznachalosya te sho IBM spromoglasya vmistiti vsi klyuchovi osoblivosti S370 u XT i bulo vislovleno spodivannya sho tehnichni vdoskonalennya zreshtoyu mozhut prinesti she bilsh doskonalij komp yuter 8 Personal Computer AT 370 red U 1984 z yavivsya IBM Personal Computer AT 370 9 Nabir kart rozshirennya buv shozhim na XT 370 ale karti stali 16 rozryadnimi dlya shini AT Bus i nazivalisya PC 370 P2 i PC 370 M2 Ostannya mistila 512 kilobajt pam yati z yakih 480 kilobajt buli dostupnimi dlya program S 370 a 32 kilobajti zarezervovani dlya zberigannya mikrokodu Na sistemnij plati PC AT bulo takozh 512 kilobajt operativnoyi pam yati U zadachah S 370 nova sistema bula majzhe na 60 shvidshoyu za XT 370 4 i mistila onovlene programne zabezpechennya z pidtrimkoyu tverdih diskiv bilshoyi yemnosti Bulo realizovano takozh mozhlivist DMA pryamogo dostupu do pam yati mizh procesornoyu kartoyu i kartoyu kontrolera terminalu 3278 3279 7 9 26 9 28Sistemnim programnim zabezpechennyam bula VM PC ale u pari z PC DOS 3 0 10 Versiya 2 VM PC vipushena u listopadi 1985 roku pokrashila shvidkodiyu majzhe na 50 i nadala mozhlivist vikoristovuvati dodatkovu operativnu pam yat yak kesh storinok dlya VM 11 Zhurnal Computerworld za listopad 1985 roku vidznachiv sho AT 370 prodavavsya povilno 11 IBM 7437 VM SP Personal Workstation red U listopadi 1988 roku IBM rozpochala prodazh robochoyi stanciyi z mozhlivistyu vikonannya kodu System 370 i operacijnoyi sistemi VM SP Oficijno dana mashina nazivalasya IBM 7437 VM SP Personal Workstation vona mala korpus tipu bashta i pid yednuvalasya specialnim kabelem do karti rozshirennya standartu MCA u komp yuteri IBM PS 2 odniyeyi z modelej 60 70 abo 80 Predstavnik IBM skazav sho IBM 7437 ye yak IBM 9370 ale z odnim terminalom Sistema prodavalasya za 18 100 pri kupivli partiyami vid 25 mashin 12 Personal 370 red Pochinayuchi z listopada 1989 roku u IBM z yavilosya novishe rishennya 13 plata Personal 370 takozh vidoma yak P 370 dlya 32 rozryadnoyi shini MCA Danu platu mozhna bulo vstanoviti u komp yuteri yak PS 2 tak i RS 6000 i zapustiti na nij bagatokoristuvacki operacijni sistemi dlya System 370 taki yak MUSIC SP VM operacijna sistema VSE Odnochasno z cimi OS na golovnomu procesori komp yutera zapuskalisya OS 2 dlya mashin PS 2 abo AIX dlya RS 6000 Plata bula povnoyu realizaciyeyu arhitekturi S 370 vklyuchno z instrukciyami ruhomoyi komi realizovanimi za dopomogoyu okremogo spivprocesora i mistila 16 megabajt operativnoyi pam yati Kanali vvodu vivodu dlya program S 370 realizovuvalisya za dopomogoyu osnovnogo komp yutera i jogo OS Isnuvala takozh okrema karta rozshirennya kanalnogo vvodu vivodu do yakoyi mogla pid yednuvatisya deyaka periferiya mejnfrejmiv kontroleri protokolu 3270 nakopichuvachi na magnitnij strichci 3400 3480 konverteri protokoliv 7171 Shvidkodiya P 370 bula vtrichi vishoyu nizh IBM 7437 dosyagayuchi 3 5 MIPS porivnyanij pokaznik z mejnfrejmom pochatkovogo rivnya IBM 4381 14 15 System 390 red U 1995 roci IBM predstavila kartu rozshirennya dlya PK nazvanu Enhanced S 390 MicroProcessor Complex z pidtrimkoyu arhitekturi IBM System 390 16 Karta otrimala kod produktu 8640 PB0 i mogla vstanovlyuvatisya u serveri IBM PC Server serij 330 i 500 17 18 19 S 390 Processor Card red Vazhlivoyu metoyu dizajnu procesornoyi karti S 390 bula povna sumisnist z napracovanim programnim zabezpechennyam System 390 yak sistemnim tak i prikladnim Procesor implementuvav vsi instrukciyi ESA 390 i XA takim chinom vidpadala potreba bud yakoyi dvijkovoyi translyaciyi program Originalna procesorna karta S 390 dlya shini MCA mistila 32 megabajti operativnoyi pam yati Na specialnij dodatkovij karti moglo buti she 32 abo 96 megabajt sho v sumi davalo 64 abo 128 MB Oficijno shvidkodiya procesora bula zadeklarovana na rivni 4 5 MIPS Nastupna versiya karti bula vzhe dlya shini PCI mala 128 MB pam yati ale shvidkodiya zalishalasya tak samo na rivni 4 5 MIPS Tretya versiya tezh dlya PCI nazvana P 390E e vid angl enhanced mala 256 MB pam yati i shvidkodiyu priblizno 7 MIPS Nadzvichajno ridkisnimi buli varianti ciyeyi karti z pam yattyu 1 GB mozhlivo voni isnuvali tilki yak doslidnicki zrazki R 390 red Procesorni plati S 390 dlya serveriv IBM RS 6000 mali poznachennya R 390 Originalna versiya R 390 mala mikroprocesor POWER2 z taktovoyu chastotoyu 67 abo 77 MGc a takozh vid 32 do 512 MB operativnoyi pam yati zalezhno vid konfiguraciyi Isnuvali versiyi yak dlya shini MCA tak i dlya PCI Dlya roboti karti na osnovnomu komp yuteri mala pracyuvati operacijna sistema AIX versiyi 4 abo novisha P 390 red P 390 buv kodom produktu sho vikoristovuvavsya dlya kart priznachenih dlya IBM PC Server ale mensh dorogih nizh R 390 Originalnij P 390 vstanovlyuvavsya u IBM PC Server 500 i buv pobudovanij na osnovi procesora Intel Pentium z taktovoyu chastotoyu 90 MGc dzherelo Vseredini 1996 go roku nazvu modeli zminili na PC Server 520 chastotu procesora bulo pidvisheno do 133 MGc Obidvi modeli komplektuvalisya 32 MB pam yati u standartnomu varianti z mozhlivistyu rozshirennya do 256 MB U PC Server 500 bulo visim slotiv MCA a u PC Server 520 bulo dodano dva sloti PCI i vilucheno dva MCA S 390 Integrated Server red Mikromejnfrejmi vid Fujitsu red Div takozh red Spisok produkciyi IBMDzherela red Interest Group for Possible IBM Computer BYTE January 1981 s 313 Procitovano 18 zhovtnya 2013 a b IBM Personal Computers At a Glance BYTE Fall 1984 s 10 26 Procitovano 18 bereznya 2016 Implementation of IBM System 370 Via Co Microprocessors The Co Processor IPCOM000059679D IP com Priorartdatabase com Procitovano 7 chervnya 2012 a b Scott Mueller Upgrading and Repairing PCs Second Edition Que Books 1992 ISBN 0 88022 856 3 pages 73 75 page 94 a b Killen Michael Fall 1984 IBM Forecast Market Dominance BYTE s 30 38 Procitovano 18 bereznya 2016 BYTE Guide to the IBM PC fall 1984 pp 44 46 a b Personal Computer Family Service Information Manual IBM January 1989 SA38 0037 00 Arhiv originalu za 25 sichnya 2019 Procitovano 30 sichnya 2019 Sabine Ernest Fall 1984 The IBM XT 370 Personal Computer BYTE s 210 217 Procitovano 18 bereznya 2016 IBM Highlights 1970 1984 IBM Arhiv originalu za 29 serpnya 2017 Procitovano 31 sichnya 2019 Virtual Machine Personal Computer User s Guide p 1 3 IBM publication number 6137739 December 1984 a b John Gallant 25 listopada 1985 IBM exploiting AT 370 ability Computerworld s 25 29 ISSN 0010 4841 Arhiv originalu za 30 bereznya 2019 Procitovano 31 sichnya 2019 Fisher Sharon LaPlante Alice 7 listopada 1988 IBM s VM SP Device Cuts Mainframe Load InfoWorld 10 45 113 Arhiv originalu za 30 bereznya 2019 Procitovano 31 sichnya 2019 IBM InfoWorld 20 listopada 1989 s 105 ISSN 0199 6649 Arhiv originalu za 30 bereznya 2019 Procitovano 31 sichnya 2019 Jeffrey Savit 1993 VM CMS Concepts and Facilities McGraw Hill s 40 ISBN 978 0 07 054977 7 Nastupna kniga togo samogo avtora stverdzhuye sho shvidkodiya P 370 pidnyalasya do 4 1 MIPS Nallur S Prasad Jeffrey Savit 1994 IBM mainframes architecture and design McGraw Hill s 327 ISBN 978 0 07 050691 6 Pipeline Announced Infoworld 17 30 21 serpnya 1995 Arhiv originalu za 30 bereznya 2019 Procitovano 14 lyutogo 2018 IBM Corporation IBM PC Server System 390 Hints and Tips ibm com Procitovano 14 lyutogo 2018 IBM Corporation 1997 IBM PC Server System 390 Quick Product Guide Arhiv originalu za 11 veresnya 2014 Procitovano 14 lyutogo 2018 IBM Corporation IBM PC Server 500 System 390 Delivers Two Computing Environments in One Cost Effective Solution ibm com Arhiv originalu za 31 grudnya 2018 Procitovano 14 lyutogo 2018 Posilannya red P 390 and R 390 with OS 390 An Introduction IBM Redbook P 390 R 390 S 390 Integrated Server OS 390 New User s Cookbook IBM Redbook S 390 Integrated Server Hardware Announcement September 8 1998 VM ESA Performance on P 390 and R 390 PC Server 520 and RS 6000 591 Detail pictures of a PC Server 500 on the private website of Alfred Arnold Detail pictures of a S 390 IS incl screenshot of console on the private website of Michael J Ross P 390 Information at 9595 Ardent Tool of Capitalism IBM PC Server System 390 FAQ at 9595 Ardent Tool of Capitalism zPDT Introduction and Reference IBM Redbook zPDT User s guide IBM Manual zPDT worldwide distributor zPDT for Rational Developer for System z Unit Test Micro 370 the chips used in the XT 370 Kozuh F T Livingston D L Spillman T C 1984 System 370 capability in a desktop computer IBM Systems Journal 23 3 245 doi 10 1147 sj 233 0245 A performance evaluation of the IBM 370 XT personal computer NASA Webb Charles F November 2000 S 390 microprocessor design IBM Journal of Research and Development 44 6 899 907 Procitovano 14 lyutogo 2018 Otrimano z https uk wikipedia org w index php title Mikromejnfrejmi IBM amp oldid 39278679