{"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\/de\/blog\/news\/arm-nachinaet-podderzhivat-svobodnyj-drajver-panfrost","title":{"rendered":"ARM beginnt, den freien Panfrost-Treiber zu unterst\u00fctzen.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Auf der Konferenz XDC2020 (X.Org Developers Conference) <noindex><a rel=\"nofollow\" href=\"https:\/\/youtu.be\/b2mnbyRgXkY?t=27170\">angek\u00fcndigt<\/a><\/noindex> wurde die Beteiligung des Unternehmens ARM am Entwicklungsprozess des Projekts <noindex><a rel=\"nofollow\" href=\"https:\/\/panfrost.freedesktop.org\/\">Panfrost<\/a><\/noindex>, das einen offenen Treiber f\u00fcr Mali-Grafikchips entwickelt. Die Firma ARM <noindex><a rel=\"nofollow\" href=\"https:\/\/www.cnx-software.com\/2020\/09\/18\/arm-officially-supports-panfrost-open-source-mali-gpu-driver-development\/\">hat ihre Bereitschaft bekundet<\/a><\/noindex> den Treiberentwicklern notwendige Informationen und Dokumentationen bereitzustellen, um ein umfassenderes Verst\u00e4ndnis der Hardware zu gew\u00e4hrleisten und den Fokus auf die Entwicklung zu legen, ohne Zeit mit dem R\u00e4tseln von geheimnisvollen Aspekten des Reverse Engineerings bin\u00e4rer Treiber zu verschwenden. Ein \u00e4hnliches Ereignis trat zuvor bei der Einbindung des Unternehmens Qualcomm in die Arbeit am Projekt <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/freedreno\/freedreno\">Freedreno<\/a><\/noindex>, das einen freien Treiber f\u00fcr die Qualcomm Adreno GPUs entwickelt. Die Teilnahme von ARM wird dazu beitragen, die Stabilit\u00e4t der Implementierung auf das Niveau der allgemeinen Nutzung zu bringen und eine umfassendere Unterst\u00fctzung der GPUspezifischen internen Befehle von Mali zu gew\u00e4hrleisten, indem Informationen \u00fcber die Chiparchitektur aus erster Hand bereitgestellt werden. Der Zugang zu internen Dokumentationen wird es auch erm\u00f6glichen, die maximale Leistung zu erzielen, vollst\u00e4ndige \u00dcbereinstimmung mit den Spezifikationen zu gew\u00e4hrleisten und alle verf\u00fcgbaren Funktionen der Midgard- und Bifrost-GPUs abzudecken.<\/p>\n<p>Die ersten \u00c4nderungen, die auf Informationen von ARM basieren, wurden bereits<\/p>\n<p>in den Codebasis des Treibers aufgenommen. Insbesondere <noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.freedesktop.org\/mesa\/mesa\/-\/merge_requests\/6749#note_627334\">wurden<\/a><\/noindex> wurde an der Standardisierung der Anweisungspackungsoperationen und der vollst\u00e4ndigen \u00dcberarbeitung des Disassemblierers gearbeitet, um die Architektur des Bifrost-Befehlsatzes pr\u00e4ziser darzustellen und der in ARM verwendeten Terminologie zu entsprechen.<br \/>\nDer Panfrost-Treiber wurde 2018 von Alyssa Rosenzweig, die bei Collabora t\u00e4tig ist, ins Leben gerufen und wurde seither durch Reverse Engineering originaler Treiber von ARM weiterentwickelt. Derzeit unterst\u00fctzt der Treiber Chips, die auf den Mikroarchitekturen Midgard (Mali-T6xx, Mali-T7xx, Mali-T8xx) und Bifrost (Mali G3x, G5x, G7x) basieren. F\u00fcr die GPUs Mali 400\/450, die in vielen \u00e4lteren Chips auf der Basis von ARM-Architekturen eingesetzt werden, wird ein separater Treiber entwickelt.<\/p>\n<p>Auf der Konferenz XDC2020 (X.Org Developers Conference) wurde die Beteiligung von ARM am Entwicklungsprozess des Projekts bekannt gegeben. <noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.freedesktop.org\/lima\">Lima<\/a><\/noindex>. <\/p>\n<p><center><br \/>\n<div class=\"youtube-placeholder\" data-id=\"b2mnbyRgXkY\" onclick=\"loadVideo(this)\">\r\n        <img decoding=\"async\" src=\"https:\/\/img.youtube.com\/vi\/b2mnbyRgXkY\/hqdefault.jpg\" alt=\"Video abspielen\" loading=\"lazy\" width=\"480\" height=\"360\" style=\"width:100%;height:auto;\">\r\n        <div class=\"play-button\"><\/div>\r\n    <\/div><\/center><\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Quelle: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53738\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\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. [&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-94585","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=\"\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.\" \/>\n\t<meta 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