{"id":182506,"date":"2026-07-07T16:53:22","date_gmt":"2026-07-07T14:53:22","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/rezultaty-inicziativy-po-obespecheniyu-polnoczennoj-podderzhki-arm64-v-ubuntu"},"modified":"2026-07-07T16:53:22","modified_gmt":"2026-07-07T14:53:22","slug":"rezultaty-inicziativy-po-obespecheniyu-polnoczennoj-podderzhki-arm64-v-ubuntu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/rezultaty-inicziativy-po-obespecheniyu-polnoczennoj-podderzhki-arm64-v-ubuntu","title":{"rendered":"Resultaterne af initiativet til at sikre fuld support til ARM64 i Ubuntu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ravi Sharma fra Ubuntu Foundations Team har opsummeret det arbejde, der er udf\u00f8rt det seneste \u00e5r for at sikre fuld support til ARM64-arkitekturen i Ubuntu. Det bem\u00e6rkes, at forbedringen af v\u00e6rkt\u00f8jer og infrastruktur, samt fremme af \u00e6ndringer i den centrale del af Linux-kernen, har gjort det muligt at l\u00f8se specifikke problemer for ARM64 i l\u00f8bet af \u00e5ret, s\u00e5som distribution af pakker gennem et separat repository, mangel p\u00e5 support til live-patches for kernen, begr\u00e6nsede muligheder for computerentusiaster og utilg\u00e6ngelighed af Secure Boot p\u00e5 laptops med Qualcomm Snapdragon-chips.      <\/p>\n<p>Hovedresultater:  <\/p>\n<ul>\n<li class=\"l\"> Pakker til ARM64-arkitekturen er blevet flyttet fra ports (ports.ubuntu.com) til det prim\u00e6re Ubuntu-arkiv (archive.ubuntu.com), hvilket gjorde det muligt at benytte den samme infrastruktur til deres distribution, som anvendes til x86_64-arkitekturen. Pakker til ARM64 leveres nu gennem det prim\u00e6re spejlsystem, hvilket har \u00f8get hastigheden og p\u00e5lideligheden ved download. Migrationen kr\u00e6vede \u00e6ndringer i pakkerne cloud-init, live-build, livecd-rootfs og ubuntu-release-upgrader. \u00c6ndringerne er inkluderet i Ubuntu 26.04 og er i gang med backporting til Ubuntu 24.04 LTS.\n<li class=\"l\"> Livepatch-tjenesten, der g\u00f8r det muligt at anvende rettelser p\u00e5 Linux-kernen p\u00e5 et k\u00f8rende system uden genstart, er blevet udvidet til systemer baseret p\u00e5 ARM64-arkitektur. Tidligere blev live-patches kun distribueret til x86_64-arkitekturen, da der i Linux-kernen for ARM64 ikke var st\u00f8tte til p\u00e5lidelige stack-tracing (CONFIG_HAVE_RELIABLE_STACKTRACE) til at identificere aktiviteter relateret til interrupt-h\u00e5ndtering, og v\u00e6rkt\u00f8jerne objtool og kpatch havde ikke fuld funktionalitet til at vurdere tilstanden f\u00f8r og efter anvendelsen af patchen. Support til live-patches for ARM64 er leveret til Ubuntu 26.04 LTS og Ubuntu Core 26.\n<li class=\"l\"> Der er dannet en stabil snap-pakke med Steam-klienten, som er bygget til ARM64-arkitekturen. Da Steam-klienten for Linux kun er tilg\u00e6ngelig for x86-arkitekturen, anvendes et emuleringslag baseret p\u00e5 FEX-pakken for at k\u00f8re den p\u00e5 ARM64-systemer. Under emuleringen underst\u00f8ttes GPU-genneml\u00f8b og anvendelse af Wine, Proton, DXVK og vkd3d til at k\u00f8re computerspil, der er bygget til x86_64-arkitekturen og distribueres gennem Steam-kataloget. Funktionaliteten af snap-pakken er blevet testet p\u00e5 laptops med Qualcomm Snapdragon X Elite, NVIDIA DGX Spark og Radxa Orion O6.\n<li class=\"l\"> Der er tilf\u00f8jet support for b\u00e6rbare computere baseret p\u00e5 Qualcomm Snapdragon X Elite-chips, s\u00e5som Lenovo Thinkpad X13s\/T14s og Dell XPS 9345. Oprindeligt blev underst\u00f8ttelsen af disse enheder tilf\u00f8jet i det grundl\u00e6ggende ISO-image til ARM64-systemer, men det kunne ikke bruges til opstart i Secure Boot-tilstand p\u00e5 grund af brugen af separate konfigurationer af Device Tree, som enhedens firmware ikke overf\u00f8rte til Linux-kernen. De n\u00f8dvendige Device Tree-justeringer blev indl\u00e6st af GRUB-bootloaderen fra en separat fil, som ikke var omfattet af den digitale signatur.\n<p>For at l\u00f8se problemet er kernen og databasen Device Tree blevet samlet i \u00e9n monolitisk EFI-fil, der ligner UKI (Unified Kernel Image), signeret med distributionens digitale signatur. Der er oprettet et nyt EFI-lag kaldet \"stubble\" til indl\u00e6sningen af denne fil, som under indl\u00e6sning identificerer enhedens model via SMBIOS, v\u00e6lger de n\u00f8dvendige data fra Device Tree og inds\u00e6tter dem i kernen uden at bryde k\u00e6den af tillid i Secure Boot. Der arbejdes p\u00e5 at implementere st\u00f8tte til laptop-modeller med Snapdragon X2 Elite-chips.      <\/p>\n<li class=\"l\"> Der er udarbejdet en prototype boot-image baseret p\u00e5 Ubuntu 26.04 til b\u00e6rbare computere med ARM64 SoC CIX P1, som i mods\u00e6tning til Snapdragon kan identificere konfigurationen via ACPI-tabeller uden brug af Device Tree.\n<li class=\"l\"> Google har annonceret offentligg\u00f8relsen af officielle Chrome-builds til Linux-systemer baseret p\u00e5 ARM64-arkitekturen, hvilket vil muligg\u00f8re k\u00f8rsel af Chrome-browseren i ARM64-builds af Ubuntu. Denne browser indeholder CDM-modulet (Content Decryption Module) Widevine, som ikke er tilg\u00e6ngeligt i Chromium. Leveringen af Widevine vil muligg\u00f8re visning af ophavsretligt beskyttet medieindhold (DRM) uden tredjeparts-patches p\u00e5 tjenester som Netflix, Spotify og Disney+. Derudover planl\u00e6gges Widevine-support at blive integreret i snap-pakker fra Firefox og Spotify.\n<li class=\"l\"> Der er tilf\u00f8jet nye applikationsbuilds, der er tilg\u00e6ngelige i snap-format til ARM64-arkitekturen. Blandt andet er der begyndt at blive offentliggjort snap-pakker med OnlyOffice, FreeCAD og Teams for Linux til ARM64.    <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65857\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0432\u0438 \u0428\u0430\u0440\u043c\u0430 (Ravi Sharma) \u0438\u0437 \u043a\u043e\u043c\u0430\u043d\u0434\u044b Ubuntu Foundations Team \u043f\u043e\u0434\u0432\u0451\u043b \u0438\u0442\u043e\u0433\u0438 \u0440\u0430\u0431\u043e\u0442\u044b, \u043f\u0440\u043e\u0432\u0435\u0434\u0451\u043d\u043d\u043e\u0439 \u0437\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0439 \u0433\u043e\u0434 \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b ARM64 \u0432 Ubuntu. \u041e\u0442\u043c\u0435\u0447\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e \u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044e \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f \u0438 \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0443\u0440\u043a\u0442\u0443\u0440\u044b, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u0440\u043e\u0434\u0432\u0438\u0436\u0435\u043d\u0438\u044e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0441\u043e\u0441\u0442\u0430\u0432 \u044f\u0434\u0440\u0430 Linux, \u0437\u0430 \u0433\u043e\u0434 \u0443\u0434\u0430\u043b\u043e\u0441\u044c \u0440\u0435\u0448\u0438\u0442\u044c \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u044b\u0435 \u0434\u043b\u044f ARM64 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b, \u0442\u0430\u043a\u0438\u0435 \u043a\u0430\u043a \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0447\u0435\u0440\u0435\u0437 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0439, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-182506","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0420\u0430\u0432\u0438 \u0428\u0430\u0440\u043c\u0430 (Ravi Sharma) \u0438\u0437 \u043a\u043e\u043c\u0430\u043d\u0434\u044b Ubuntu Foundations Team 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