{"id":138420,"date":"2025-06-28T17:11:58","date_gmt":"2025-06-28T15:11:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/predstavlen-tyr-linux-drajver-dlya-gpu-arm-mali-napisannyj-na-rust"},"modified":"2025-06-28T17:11:58","modified_gmt":"2025-06-28T15:11:58","slug":"predstavlen-tyr-linux-drajver-dlya-gpu-arm-mali-napisannyj-na-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/predstavlen-tyr-linux-drajver-dlya-gpu-arm-mali-napisannyj-na-rust","title":{"rendered":"Tyr, Linux-driver til GPU ARM Mali, skrevet i Rust, pr\u00e6senteres","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Daniel Almeida, der arbejder med videokodere i Collabora, har offentliggjort en f\u00f8rste implementation af Tyr-driveren til ARM Mali GPUer i e-mail-listen for Linux-kernens udviklere. Disse GPUer inkluderer teknologi CSF (Command Stream Frontend), s\u00e5som Mali G310, G510 og G710. Driverens kode er skrevet i Rust og best\u00e5r af lige over 600 linjer. Arbejdet med Tyr-driveren udf\u00f8res i samarbejde mellem medarbejdere fra Collabora, Arm og Google.        <\/p>\n<p>Som grundlag for udviklingen af den nye driver er der anvendt komponenter fra den abstrakte driver rust_platform_driver og NVIDIA GPU-driveren Nova, der er skrevet i Rust og delvist tilf\u00f8jet til kerne 6.15. Funktionaliteten til interaktion med Mali GPUen er porteret fra den eksisterende DRM-driver Panthor (Direct Rendering Manager), som er skrevet i C. uAPI for Tyr-driveren er identisk med uAPI for Panthor-driveren, hvilket g\u00f8r det muligt at anvende allerede eksisterende komponenter i brugeromr\u00e5det.       <\/p>\n<p>CSF-teknologien, der anvendes fra 10. generation af Mali GPUer, er bem\u00e6rkelsesv\u00e6rdig ved at flytte nogle funktioner i driveren til firmwaren og ved at implementere en ny model for arbejdsudf\u00f8relse p\u00e5 GPU. I GPUer med CSF-interfacet anvendes en model baseret p\u00e5 en kommandostr\u00f8m i stedet for den traditionelle k\u00e6demodel, med planl\u00e6gning af kommandostr\u00f8mme p\u00e5 firmwaren. For at organisere arbejdet i planl\u00e6ggeren er der implementeret en separat Cortex-M7 mikrokontroller i GPUen, og der er en specifik enhed til kommandoudf\u00f8relse (Command Execution Unit), der er designet til udf\u00f8relsen af CSF-instruktionerne.     <\/p>\n<p>Funktionaliteten i Tyr ligger stadig bag Panthor-driveren, men udviklerne har til hensigt gradvist at mindske forskellen, indtil der opn\u00e5s paritet i driverens muligheder. De manglende funktioner kr\u00e6ver integration af yderligere abstraktioner i kernen for at skabe Rust-drivere, s\u00e5ledes at udviklingen af Tyr-driveren vil blive synkroniseret med tilf\u00f8jelsen af disse abstraktioner til kernen. For eksempel mangler der i kernen muligheder for hukommelseskortl\u00e6gning i Rust-drivere til GPUer, som udvikles i et endnu ikke godkendt patch-s\u00e6t til GPUVM.<br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63490\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u044d\u043d\u0438\u0435\u043b \u0410\u043b\u043c\u0435\u0439\u0434\u0430 (Daniel Almeida), \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435\u043c \u0432\u0438\u0434\u0435\u043e\u043a\u043e\u0434\u0435\u043a\u043e\u0432 \u0432 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Collabora, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0432 \u0441\u043f\u0438\u0441\u043a\u0435 \u0440\u0430\u0441\u0441\u044b\u043b\u043a\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 Linux-\u044f\u0434\u0440\u0430 \u043d\u0430\u0447\u0430\u043b\u044c\u043d\u0443\u044e \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430 Tyr \u0434\u043b\u044f GPU ARM Mali, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044f CSF (\u0421ommand Stream Frontend), \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a Mali G310, G510 \u0438 G710. \u041a\u043e\u0434 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust \u0438 \u043d\u0430\u0441\u0447\u0438\u0442\u044b\u0432\u0430\u0435\u0442 \u0447\u0443\u0442\u044c \u0431\u043e\u043b\u044c\u0448\u0435 600 \u0441\u0442\u0440\u043e\u043a \u043a\u043e\u0434\u0430. \u0420\u0430\u0431\u043e\u0442\u0430 \u043d\u0430\u0434 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u043e\u043c [&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-138420","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=\"\u0414\u044d\u043d\u0438\u0435\u043b \u0410\u043b\u043c\u0435\u0439\u0434\u0430 (Daniel Almeida), \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435\u043c \u0432\u0438\u0434\u0435\u043e\u043a\u043e\u0434\u0435\u043a\u043e\u0432 \u0432 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Collabora, 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