{"id":94585,"date":"2020-09-19T01:42:26","date_gmt":"2020-09-18T23:42:26","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/arm-nachinaet-podderzhivat-svobodnyj-drajver-panfrost"},"modified":"2020-09-19T01:42:26","modified_gmt":"2020-09-18T23:42:26","slug":"arm-nachinaet-podderzhivat-svobodnyj-drajver-panfrost","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/arm-nachinaet-podderzhivat-svobodnyj-drajver-panfrost","title":{"rendered":"Az ARM elkezdi t\u00e1mogatni a Panfrost ny\u00edlt drivert","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Az XDC2020 (X.Org Fejleszt\u0151i Konferencia) sor\u00e1n bejelentett\u00e9k<\/a><\/noindex> bejelentett\u00e9k, hogy az ARM c\u00e9g csatlakozik a projekt fejleszt\u00e9s\u00e9hez Panfrost<\/a><\/noindex>, amely egy ny\u00edlt forr\u00e1sk\u00f3d\u00fa meghajt\u00f3t fejleszt a Mali GPU-hoz. Az ARM c\u00e9g k\u00e9szs\u00e9get mutatott<\/a><\/noindex> arra, hogy a meghajt\u00f3 fejleszt\u0151inek biztos\u00edtja a sz\u00fcks\u00e9ges inform\u00e1ci\u00f3kat \u00e9s dokument\u00e1ci\u00f3t a hardver teljes meg\u00e9rt\u00e9se \u00e9rdek\u00e9ben, lehet\u0151v\u00e9 t\u00e9ve a f\u00f3kusz\u00e1l\u00e1st a fejleszt\u00e9sre, an\u00e9lk\u00fcl, hogy id\u0151t pazaroln\u00e1nak a bin\u00e1ris meghajt\u00f3k visszafejt\u00e9s\u00e9nek rejt\u00e9lyeire. Hasonl\u00f3 m\u00e1r kor\u00e1bban is t\u00f6rt\u00e9nt, amikor a Qualcomm csatlakozott a Freedreno<\/a><\/noindex>, a Qualcomm Adreno GPU szabad meghajt\u00f3j\u00e1nak fejleszt\u00e9s\u00e9hez.<\/p>\n

Az ARM r\u00e9szv\u00e9tele seg\u00edt a megval\u00f3s\u00edt\u00e1s stabilit\u00e1s\u00e1nak el\u00e9r\u00e9s\u00e9ben, hogy az sz\u00e9les k\u00f6rben haszn\u00e1lhat\u00f3 legyen, \u00e9s teljesebb t\u00e1mogat\u00e1st ny\u00fajt a Mali GPU-specifikus bels\u0151 utas\u00edt\u00e1sokhoz az architekt\u00far\u00e1val kapcsolatos els\u0151 k\u00e9zb\u0151l sz\u00e1rmaz\u00f3 inform\u00e1ci\u00f3k biztos\u00edt\u00e1s\u00e1val. A bels\u0151 dokument\u00e1ci\u00f3 el\u00e9rhet\u0151s\u00e9ge lehet\u0151v\u00e9 teszi a maxim\u00e1lis teljes\u00edtm\u00e9ny el\u00e9r\u00e9s\u00e9t, a specifik\u00e1ci\u00f3knak val\u00f3 teljes megfelel\u00e9st \u00e9s a Midgard \u00e9s Bifrost GPU-k \u00f6sszes el\u00e9rhet\u0151 funkci\u00f3j\u00e1nak kihaszn\u00e1l\u00e1s\u00e1t.<\/p>\n

Az els\u0151 v\u00e1ltoztat\u00e1sok, amelyeket az ARM-t\u00f3l kapott inform\u00e1ci\u00f3k alapj\u00e1n k\u00e9sz\u00edtettek, m\u00e1r \u00e1tad\u00e1sra ker\u00fcltek<\/a><\/noindex> a meghajt\u00f3 k\u00f3dalapj\u00e1ba be\u00e9p\u00edtve. K\u00fcl\u00f6n\u00f6sen
\nelv\u00e9gezt\u00e9k az utas\u00edt\u00e1sok csomagol\u00e1s\u00e1nak kanonikus form\u00e1ba hoz\u00e1s\u00e1t \u00e9s a disassembler teljes \u00fajratervez\u00e9s\u00e9t, hogy pontosabban t\u00fckr\u00f6zze a Bifrost GPU utas\u00edt\u00e1sk\u00e9szlet architekt\u00far\u00e1j\u00e1t \u00e9s megfeleljen az ARM \u00e1ltal haszn\u00e1lt terminol\u00f3gi\u00e1nak.<\/p>\n

A Panfrost meghajt\u00f3t 2018-ban Alyssa Rosenzweig, a Collabora munkat\u00e1rsa alap\u00edtotta, \u00e9s az\u00f3ta is az ARM eredeti meghajt\u00f3inak visszafejt\u00e9s\u00e9re alapozva fejl\u0151d\u00f6tt. Jelenleg a meghajt\u00f3 t\u00e1mogatja a Midgard (Mali-T6xx, Mali-T7xx, Mali-T8xx) \u00e9s Bifrost (Mali G3x, G5x, G7x) mikroadapterekkel rendelkez\u0151 chipek m\u0171k\u00f6d\u00e9s\u00e9t. A Mali 400\/450 GPU-khoz, amelyek sok r\u00e9gi ARM architekt\u00far\u00e1j\u00fa chipben haszn\u00e1latosak, egy k\u00fcl\u00f6n fejleszt\u00e9s alatt \u00e1ll\u00f3 meghajt\u00f3 k\u00e9sz\u00fcl. Lima<\/a><\/noindex>. <\/p>\n


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Forr\u00e1s: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041d\u0430 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 XDC2020 (X.Org Developers Conference) \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043e \u043e \u043f\u0440\u0438\u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 ARM \u043a \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0443 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Panfrost, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 \u0434\u0440\u0430\u0439\u0432\u0435\u0440 \u0434\u043b\u044f \u0432\u0438\u0434\u0435\u043e\u044f\u0434\u0435\u0440 Mali. \u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f ARM \u0432\u044b\u0440\u0430\u0437\u0438\u043b\u0430 \u0433\u043e\u0442\u043e\u0432\u043d\u043e\u0441\u0442\u044c \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u0438\u0442\u044c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u0438 \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u044e \u0434\u043b\u044f \u0431\u043e\u043b\u0435\u0435 \u043f\u043e\u043b\u043d\u043e\u0433\u043e \u043f\u043e\u043d\u0438\u043c\u0430\u043d\u0438\u044f \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0438 \u0444\u043e\u043a\u0443\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u044f \u043d\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435, \u0431\u0435\u0437 \u0442\u0440\u0430\u0442\u044b \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u043d\u0430 \u0440\u0430\u0437\u0433\u0430\u0434\u044b\u0432\u0430\u043d\u0438\u0435 \u0437\u0430\u0433\u0430\u0434\u043e\u043a \u0432 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0435 \u043e\u0431\u0440\u0430\u0442\u043d\u043e\u0433\u043e \u0438\u043d\u0436\u0438\u043d\u0438\u0440\u0438\u043d\u0433\u0430 \u0431\u0438\u043d\u0430\u0440\u043d\u044b\u0445 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u043e\u0432. 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