{"id":91381,"date":"2020-08-12T13:41:58","date_gmt":"2020-08-12T11:41:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-emulyatora-qemu-5-1"},"modified":"2020-08-12T13:41:58","modified_gmt":"2020-08-12T11:41:58","slug":"vypusk-emulyatora-qemu-5-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/vypusk-emulyatora-qemu-5-1","title":{"rendered":"QEMU 5.1 emulaatori v\u00e4ljaanne","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/lists.nongnu.org\/archive\/html\/qemu-devel\/2020-08\/msg02152.html\">Esitletud<\/a><\/noindex> projekti v\u00e4ljalaskmine <noindex><a rel=\"nofollow\" href=\"http:\/\/wiki.qemu.org\/Download\">QEMU 5.1<\/a><\/noindex>. QEMU emulaatorina v\u00f5imaldab k\u00e4itada rakendusi, mis on loodud \u00fchele riistvaraarhitektuurile, t\u00e4iesti erineva arhitektuuriga s\u00fcsteemis, n\u00e4iteks k\u00e4ivitada ARM-rakendus x86-\u00fchilduvas arvutis. Virtuaalre\u017eiimis on QEMU koodi t\u00e4itmise j\u00f5udlus isoleeritud keskkonnas l\u00e4hedane kohaliku s\u00fcsteemi j\u00f5udlusele CPU otse k\u00e4su t\u00e4itmise ja Xen h\u00fcperviisori v\u00f5i KVM mooduli kasutamise t\u00f5ttu. <\/p>\n<p>Alguses l\u00f5i projekti Fabrice Bellard eesm\u00e4rgiga v\u00f5imaldada x86 platvormile kokku pandud Linuxi t\u00e4itmisfailide k\u00e4ivitamist erinevates arhitektuurides. Arenduse k\u00e4igus on lisatud t\u00e4ie\u00f5iguslik emulatsioon 14 riistvara arhitektuuri jaoks, emuleeritavaid seadmeid on \u00fcle 400. Versiooni 5.1 ettevalmistamisel tehti \u00fcle 2500 muudatuse 235 arendajalt. <\/p>\n<p>Peamised <noindex><a rel=\"nofollow\" href=\"http:\/\/wiki.qemu.org\/ChangeLog\/5.1\">parandused<\/a><\/noindex>, mis on QEMU 5.1-ga lisatud: <\/p>\n<ul>\n<li class=\"l\"> Lisatud on CPU emulatsiooni tugi arhitektuuri <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/AVR_microcontrollers\">AVR<\/a><\/noindex>. Rakendatud on Arduino Duemilanove (ATmega168), Arduino Mega 2560 (ATmega2560),<br \/>\n   Arduino Mega (ATmega1280) ja Arduino UNO (ATmega328P) toetamine.<\/p>\n<li class=\"l\"> ARM arhitektuuri emulaatorisse on lisatud kuuma m\u00e4lu lahti\u00fchendamise (hot-unplug) ja nvdimm m\u00e4lu kuumutamise v\u00f5imalus ACPI-ga k\u00fclaliss\u00fcsteemide jaoks. Toetatakse ARMv8.2 <noindex><a rel=\"nofollow\" href=\"https:\/\/patchwork.kernel.org\/patch\/11466337\/\">TTS2UXN<\/a><\/noindex> ja <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikichip.org\/wiki\/arm\/mte\">ARMv8.5 MemTag<\/a><\/noindex>. Samuti on tagatud sonorapass-bmc plaadi tugi.\n<li class=\"l\"> MIPS arhitektuuri emulaatorisse on lisatud tugi Loongson 3A CPU-dele (R1 ja R4). Parandatud on FPU ja MSA k\u00e4suliidese emulatsiooni toimivust.\n<li class=\"l\"> RISC-V arhitektuuri emulaatorisse on lisatud tugi SiFive E34 ja Ibex CPU-dele. Toetatakse HiFive1 revB ja OpenTitan plaate. Spike masinatele on lisatud tugi rohkem kui \u00fchele CPU-le.\n<li class=\"l\"> PowerPC arhitektuuri emulaatoris on n\u00fc\u00fcd k\u00fclaliss\u00fcsteemides vigade taastamise tugi FWNMI abil.\n<li class=\"l\"> s390 arhitektuuri jaoks on lisatud KVM tugi kaitstud virtualiseerimiseks (turvalise t\u00f6\u00f6tamise re\u017eiim).\n<li class=\"l\"> x86 arhitektuuri emulaatori rajatised on v\u00e4hendatud Windowsi kohandamata k\u00fclaliss\u00fcsteemide virtualiseerimise kulusid, pakkudes emuleeritavate seadmete ACPI WAET (Windows ACPI Emulated Device Table) tabelit. Parandatud on kiirenduse toetust <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.apple.com\/documentation\/hypervisor\">HVF<\/a><\/noindex> macOS-ile.\n<li class=\"l\"> S\u00fcsteemi blokeerimisseadme draiveris on lisatud tugi 2MB loogiliste ja f\u00fc\u00fcsiliste plokkidega virtuaalsete salvestusseadmete jaoks.\n<li class=\"l\"> Lisatud v\u00f5imalus edastada QEMU-s salas\u00f5nu ja v\u00f5tmeid kr\u00fcpteerimiseks Linuxi tuuma keyringi kaudu uute objektide abil &#171;secret-keyring&#187;.\n<li class=\"l\"> qcow2 formaadi jaoks on rakendatud zstd kokkusurumise algoritmi tugi.\n<li class=\"l\"> T\u00f6\u00f6riistas qemu-img on lisatud uus k\u00e4sk &#8216;bitmap&#8217; qcow2 failides p\u00fcsivate bitmapide haldamiseks. qemu-img-s on rakendatud ka LUKS v\u00f5tmete (keyslot) haldamine ning pakutud t\u00e4iendavaid v\u00f5imalusi k\u00e4skudele &#171;map&#187; (&#8212;start-offset, &#8212;max-length) ja &#171;convert&#187; (&#8212;bitmaps), samuti on k\u00e4sku &#171;measure&#187; t\u00e4iustatud, et kuvada teavet p\u00fcsivate bitmapide suuruse kohta qcow2 failides.\n<li class=\"l\"> NVMe draiveris on n\u00fc\u00fcd toe saanud pidev m\u00e4lu piirkond (Persistent Memory Region), mis ilmus NVMe 1.4 spetsifikatsioonis.\n<li class=\"l\"> Virtios on k\u00fclalis\u00fcsteemide jaoks klassikalise TCG (Tiny Code Generator) koodigeneraatori kasutamise v\u00f5imalus. <noindex><a rel=\"nofollow\" href=\"https:\/\/wiki.qemu.org\/Features\/VirtioVhostUser\">vhost-user<\/a><\/noindex>, sealhulgas virtiofsd. vhost-useris on lisatud laiendus VHOST_USER_PROTOCOL_F_CONFIGURE_MEM_SLOTS, mis v\u00f5imaldab registreerida rohkem kui 8 R\u00c4NDI slotti.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Allikas: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53534\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 QEMU 5.1. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u044d\u043c\u0443\u043b\u044f\u0442\u043e\u0440\u0430 QEMU \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0437\u0430\u043f\u0443\u0441\u0442\u0438\u0442\u044c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0443, \u0441\u043e\u0431\u0440\u0430\u043d\u043d\u0443\u044e \u0434\u043b\u044f \u043e\u0434\u043d\u043e\u0439 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b, \u043d\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0441 \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u043d\u043e \u0438\u043d\u043e\u0439 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u043e\u0439, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u0434\u043b\u044f ARM \u043d\u0430 x86-\u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u043c \u041f\u041a. \u0412 \u0440\u0435\u0436\u0438\u043c\u0435 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0432 QEMU \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u0434\u0430 \u0432 \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0438 \u0431\u043b\u0438\u0437\u043a\u0430 \u043a \u043d\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0437\u0430 \u0441\u0447\u0451\u0442 \u043f\u0440\u044f\u043c\u043e\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0439 \u043d\u0430 CPU \u0438 \u0437\u0430\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u0438\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-91381","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 QEMU.\" \/>\n\t<meta name=\"robots\" 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