{"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\/sk\/blog\/news\/predstavlen-tyr-linux-drajver-dlya-gpu-arm-mali-napisannyj-na-rust","title":{"rendered":"Predstaven\u00fd Tyr, Linux ovl\u00e1da\u010d pre GPU ARM Mali, nap\u00edsan\u00fd v Rust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Daniel Almeida, ktor\u00fd sa zaober\u00e1 v\u00fdvojom video kodekov v spolo\u010dnosti Collabora, zverejnil v mailing liste v\u00fdvoj\u00e1rov Linuxov\u00e9ho jadra z\u00e1kladn\u00fa implement\u00e1ciu ovl\u00e1da\u010da Tyr pre GPU ARM Mali, ako s\u00fa Mali G310, G510 a G710, ktor\u00fd vyu\u017e\u00edva technol\u00f3giu CSF (Command Stream Frontend). K\u00f3d ovl\u00e1da\u010da je nap\u00edsan\u00fd v jazyku Rust a m\u00e1 nie\u010do vy\u0161e 600 riadkov. Pr\u00e1ca na ovl\u00e1da\u010di Tyr sa vykon\u00e1va v spolupr\u00e1ci zamestnancov spolo\u010dnost\u00ed Collabora, Arm a Google. <\/p>\n

Na vytvorenie nov\u00e9ho ovl\u00e1da\u010da boli pou\u017eit\u00e9 komponenty abstraktn\u00e9ho ovl\u00e1da\u010da rust_platform_driver a ovl\u00e1da\u010da Nova, ktor\u00fd sa vyv\u00edja pre GPU NVIDIA, nap\u00edsan\u00fd v jazyku Rust a \u010diasto\u010dne pridan\u00fd do jadra 6.15. Funkcionalita pre interakciu s GPU Mali bola prenosite\u013en\u00e1 z existuj\u00faceho DRM ovl\u00e1da\u010da Panthor (Direct Rendering Manager), nap\u00edsan\u00e9ho v jazyku C. uAPI ovl\u00e1da\u010da Tyr je identick\u00e9 uAPI ovl\u00e1da\u010da Panthor, \u010do umo\u017e\u0148uje pou\u017e\u00edva\u0165 s n\u00edm u\u017e existuj\u00face komponenty priestorov\u00e9ho pou\u017e\u00edvate\u013ea. <\/p>\n

Technol\u00f3gia CSF, pou\u017e\u00edvan\u00e1 od 10. gener\u00e1cie GPU Mali, je pozoruhodn\u00e1 presunut\u00edm niektor\u00fdch funkci\u00ed ovl\u00e1da\u010da na stranu firmv\u00e9ru a vyu\u017eit\u00edm novej modelovej organiz\u00e1cie vykon\u00e1vania \u00faloh na GPU. V GPU s rozhran\u00edm CSF namiesto modelu zalo\u017een\u00e9ho na odosielan\u00ed re\u0165azca \u00faloh sa pou\u017e\u00edva model zalo\u017een\u00fd na pr\u00edkazovom toku s pl\u00e1novan\u00edm frontu pr\u00edkazov\u00e9ho toku na strane firmv\u00e9ru. Na organiz\u00e1ciu pr\u00e1ce pl\u00e1nova\u010da je v GPU zabudovan\u00fd samostatn\u00fd mikrokontrol\u00e9r Cortex-M7 a na vykon\u00e1vanie pr\u00edkazov CSF je ur\u010den\u00e1 \u0161peci\u00e1lna jednotka vykon\u00e1vania pr\u00edkazov (Command Execution Unit). <\/p>\n

Funkcionalita Tyr zatia\u013e zaost\u00e1va za ovl\u00e1da\u010dom Panthor, ale v\u00fdvoj\u00e1ri maj\u00fa v \u00famysle postupne zmen\u0161ova\u0165 t\u00fato medzeru, a\u017e sa dosiahne parita v mo\u017enostiach ovl\u00e1da\u010dov. Ch\u00fdbaj\u00face funkcie si vy\u017eaduj\u00fa integr\u00e1ciu do jadra \u010fal\u0161\u00edch abstrakci\u00ed na vytv\u00e1ranie ovl\u00e1da\u010dov v Rust, a preto bude v\u00fdvoj ovl\u00e1da\u010da Tyr synchronizovan\u00fd s prid\u00e1van\u00edm t\u00fdchto abstrakci\u00ed do jadra. Napr\u00edklad v jadre ch\u00fdbaj\u00fa mo\u017enosti pre mapovanie pam\u00e4te v Rust ovl\u00e1da\u010doch pre GPU, ktor\u00e9 sa vyv\u00edjaj\u00fa v e\u0161te neprijat\u00fdch sad\u00e1ch patchov GPUVM.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\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 […]<\/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\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47 Predstaven\u00fd Tyr, Linux ovl\u00e1da\u010d pre GPU ARM Mali, nap\u00edsan\u00fd v Rust | ProHoster","description":"Daniel Almeida, ktor\u00fd sa zaober\u00e1 v\u00fdvojom video kodekov v spolo\u010dnosti Collabora, zverejnil v mailing liste v\u00fdvoj\u00e1rov Linuxov\u00e9ho jadra z\u00e1kladn\u00fa implement\u00e1ciu ovl\u00e1da\u010da Tyr pre GPU ARM 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