{"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\/pl\/blog\/news\/predstavlen-tyr-linux-drajver-dlya-gpu-arm-mali-napisannyj-na-rust","title":{"rendered":"Przedstawiono Tyr, sterownik Linux dla GPU ARM Mali napisany w Rust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Daniel Almeida, odpowiedzialny za rozw\u00f3j kodek\u00f3w wideo w firmie Collabora, opublikowa\u0142 na li\u015bcie mailingowej deweloper\u00f3w j\u0105dra Linux wst\u0119pn\u0105 implementacj\u0119 sterownika Tyr dla GPU ARM Mali, w kt\u00f3rym zastosowano technologi\u0119 CSF (Command Stream Frontend), tak\u0105 jak Mali G310, G510 i G710. Kod sterownika napisany jest w j\u0119zyku Rust i liczy nieco ponad 600 linijek. Prace nad sterownikiem Tyr s\u0105 prowadzone wsp\u00f3lnie przez pracownik\u00f3w firm Collabora, Arm i Google.        <\/p>\n<p>Jako szkielet do stworzenia nowego sterownika wykorzystano komponenty abstrakcyjnego sterownika rust_platform_driver oraz sterownika Nova, rozwijanego dla GPU NVIDIA, napisanego w Rust i cz\u0119\u015bciowo dodanego do j\u0105dra 6.15. Funkcjonalno\u015b\u0107 do interakcji z GPU Mali zosta\u0142a przeniesiona z istniej\u0105cego sterownika DRM Panthor (Direct Rendering Manager), napisanego w j\u0119zyku C. uAPI sterownika Tyr jest identyczne z uAPI sterownika Panthor, co umo\u017cliwia korzystanie z ju\u017c istniej\u0105cych komponent\u00f3w przestrzeni u\u017cytkownika.       <\/p>\n<p>Technologia CSF, stosowana od 10. generacji GPU Mali, charakteryzuje si\u0119 przeniesieniem na stron\u0119 oprogramowania sprz\u0119towego niekt\u00f3rych funkcji sterownika oraz wprowadzeniem nowego modelu organizacji wykonywania zada\u0144 na GPU. W GPU z interfejsem CSF zamiast modelu opartego na przesy\u0142aniu \u0142a\u0144cucha zada\u0144 zastosowano model oparty na strumieniu polece\u0144 z planowaniem kolejki strumienia polece\u0144 po stronie oprogramowania sprz\u0119towego. Aby zorganizowa\u0107 dzia\u0142anie planisty, w GPU wbudowany jest osobny mikrokontroler Cortex-M7, a do wykonania instrukcji CSF przewidziano specjalny blok wykonawczy polece\u0144 (Command Execution Unit).     <\/p>\n<p>Funkcjonalno\u015b\u0107 Tyr na razie odstaje od sterownika Panthor, ale deweloperzy zamierzaj\u0105 stopniowo zmniejsza\u0107 luk\u0119, dop\u00f3ki nie osi\u0105gn\u0105 parytetu w mo\u017cliwo\u015bciach sterownik\u00f3w. Brakuj\u0105ce funkcje wymagaj\u0105 integracji w j\u0105drze dodatkowych abstrakcji do tworzenia sterownik\u00f3w w Rust, dlatego rozw\u00f3j sterownika Tyr b\u0119dzie zsynchronizowany z dodawaniem do j\u0105dra tych abstrakcji. Na przyk\u0142ad w j\u0105drze brakuje mo\u017cliwo\u015bci mapowania pami\u0119ci w sterownikach Rust dla GPU, rozwijanych w jeszcze nieprzyj\u0119tym zestawie \u0142at GPUVM.<br \/>\n<br \/>\u0179r\u00f3d\u0142o: <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 5.0.1.1 - 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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