{"id":116675,"date":"2024-06-20T18:06:01","date_gmt":"2024-06-20T16:06:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/proekt-exectos-razvivaet-otkrytuyu-os-naczelennuyu-na-sovmestimost-s-prilozheniyami-windows"},"modified":"2024-06-20T18:06:01","modified_gmt":"2024-06-20T16:06:01","slug":"proekt-exectos-razvivaet-otkrytuyu-os-naczelennuyu-na-sovmestimost-s-prilozheniyami-windows","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/proekt-exectos-razvivaet-otkrytuyu-os-naczelennuyu-na-sovmestimost-s-prilozheniyami-windows","title":{"rendered":"O projeto ExectOS desenvolve um sistema operacional aberto, focado na compatibilidade com aplica\u00e7\u00f5es do Windows","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>O projeto ExectOS fez uma tentativa de criar do zero um novo sistema operacional, equipado com um microkernel com arquitetura XT, inspirado no n\u00facleo do Windows NT. Os componentes do n\u00facleo no ExectOS s\u00e3o separados do subsistema que gerencia os drivers de dispositivo, o que permite atualizar o n\u00facleo principal sem a necessidade de recompilar os drivers para o novo n\u00facleo. O c\u00f3digo do projeto \u00e9 escrito na linguagem C e \u00e9 distribu\u00eddo sob a licen\u00e7a GPLv3.<\/p>\n<p>O sistema operacional est\u00e1 se desenvolvendo com a possibilidade de oferecer uma camada para a execu\u00e7\u00e3o de aplicativos existentes que utilizam a API Win32, al\u00e9m da capacidade de utiliza\u00e7\u00e3o de drivers fornecidos para o Windows. Em sua forma atual, tais camadas ainda est\u00e3o apenas nos planos, e para o funcionamento s\u00e3o utilizados aplicativos e drivers pr\u00f3prios. As diferen\u00e7as em rela\u00e7\u00e3o ao ReactOS se resumem ao fato de que o ExectOS desenvolve um sistema operacional autossuficiente separado, com sua pr\u00f3pria arquitetura XT, que oferece uma camada de compatibilidade com aplicativos para Windows, enquanto o ReactOS tenta replicar o Windows.<\/p>\n<p>A arquitetura do n\u00facleo XT fornece multitarefa preemptiva e inclui duas camadas b\u00e1sicas: o microkernel e os componentes que operam no espa\u00e7o do usu\u00e1rio. Os componentes da camada do n\u00facleo s\u00e3o executados em uma \u00e1rea de mem\u00f3ria protegida e t\u00eam acesso total ao hardware e aos recursos do sistema. No entanto, ao contr\u00e1rio do n\u00facleo NT, o XT n\u00e3o possui um n\u00edvel separado de HAL (Hardware Abstraction Layer), que atua como uma camada entre o hardware e o restante do sistema operacional.  <\/p>\n<p>A camada do usu\u00e1rio inclui subsistemas que possibilitam a execu\u00e7\u00e3o de aplicativos escritos para diferentes sistemas operacionais. Por exemplo, tais subsistemas podem implementar camadas para suportar um ambiente compat\u00edvel com POSIX ou para garantir a execu\u00e7\u00e3o de programas baseados na API Win32. O projeto tamb\u00e9m est\u00e1 desenvolvendo seu pr\u00f3prio carregador de inicializa\u00e7\u00e3o XT Boot Loader, que suporta UEFI, e a ferramenta de constru\u00e7\u00e3o XTChain baseada em LLVM\/Clang\/LLD.<\/p>\n<p>No estado atual, o sistema suporta apenas processadores com arquiteturas i686 e x86_64, mas a ferramenta de constru\u00e7\u00e3o tamb\u00e9m suporta a arquitetura ARM64. O projeto est\u00e1 em desenvolvimento desde 2022, mas a cria\u00e7\u00e3o ainda n\u00e3o saiu da fase inicial. Para testar o estado atual, s\u00e3o periodicamente geradas compila\u00e7\u00f5es de teste que podem ser executadas no QEMU ou carregadas em sistemas com EFI a partir de um dispositivo USB.<\/p>\n<p>A raz\u00e3o para a cria\u00e7\u00e3o do novo sistema operacional \u00e9 o desejo de se libertar das limita\u00e7\u00f5es e restri\u00e7\u00f5es que poderiam inibir a implementa\u00e7\u00e3o de ideias fundamentalmente novas na constru\u00e7\u00e3o de sistemas operacionais. Algumas ideias que os autores do ExectOS tentam concretizar divergem significativamente da arquitetura de outros projetos e s\u00e3o mais f\u00e1ceis de realizar sem se preocupar com o c\u00f3digo existente. Os desenvolvedores do ExectOS tamb\u00e9m desejavam ter total liberdade para experimenta\u00e7\u00e3o e a possibilidade de, na fase inicial, n\u00e3o se preocupar com compatibilidade ou conformidade com quaisquer requisitos.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61412\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u043e\u0435\u043a\u0442 ExectOS \u043f\u0440\u0435\u0434\u043f\u0440\u0438\u043d\u044f\u043b \u043f\u043e\u043f\u044b\u0442\u043a\u0443 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u0441 \u043d\u0443\u043b\u044f \u043d\u043e\u0432\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u043e\u0441\u043d\u0430\u0449\u0451\u043d\u043d\u043e\u0439 \u043c\u0438\u043a\u0440\u043e\u044f\u0434\u0440\u043e\u043c \u0441 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u043e\u0439 XT, \u0441\u043e\u0437\u0434\u0430\u043d\u043d\u043e\u0439 \u043f\u043e \u043c\u043e\u0442\u0438\u0432\u0430\u043c \u044f\u0434\u0440\u0430 Windows NT. \u041a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u044b \u044f\u0434\u0440\u0430 \u0432 ExectOS \u043e\u0442\u0434\u0435\u043b\u0435\u043d\u044b \u043e\u0442 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0439 \u0440\u0430\u0431\u043e\u0442\u0443 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u043e\u0432 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432, \u0447\u0442\u043e \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u0431\u043d\u043e\u0432\u043b\u044f\u0442\u044c \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0435 \u044f\u0434\u0440\u043e \u0431\u0435\u0437 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u0438 \u043f\u0435\u0440\u0435\u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0446\u0438\u0438 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u043e\u0432 \u0434\u043b\u044f \u043d\u043e\u0432\u043e\u0433\u043e \u044f\u0434\u0440\u0430. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 GPLv3. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-116675","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=\"\u041f\u0440\u043e\u0435\u043a\u0442 ExectOS \u043f\u0440\u0435\u0434\u043f\u0440\u0438\u043d\u044f\u043b \u043f\u043e\u043f\u044b\u0442\u043a\u0443 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u0441 \u043d\u0443\u043b\u044f \u043d\u043e\u0432\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u043e\u0441\u043d\u0430\u0449\u0451\u043d\u043d\u043e\u0439 \u043c\u0438\u043a\u0440\u043e\u044f\u0434\u0440\u043e\u043c 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