{"id":103445,"date":"2022-02-28T15:36:43","date_gmt":"2022-02-28T13:36:43","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-coreboot-4-16"},"modified":"2022-02-28T15:36:43","modified_gmt":"2022-02-28T13:36:43","slug":"vypusk-coreboot-4-16","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-coreboot-4-16","title":{"rendered":"Lan\u00e7amento do Coreboot 4.16","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Foi lan\u00e7ado o projeto CoreBoot 4.16, que desenvolve uma alternativa livre para firmwares e BIOS propriet\u00e1rios. O c\u00f3digo do projeto \u00e9 distribu\u00eddo sob a licen\u00e7a GPLv2. Na cria\u00e7\u00e3o da nova vers\u00e3o, 170 desenvolvedores participaram, que prepararam 1770 altera\u00e7\u00f5es.       <\/p>\n<p>Principais novidades:   <\/p>\n<ul>\n<li class=\"l\"> Adicionada suporte a 33 placas-m\u00e3e, 22 das quais s\u00e3o utilizadas em dispositivos com Chrome OS ou em <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pt\/server\/dts-gdansk\/\"   title=\"servidores\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4535\">servidores<\/a> Google. Entre as placas n\u00e3o relacionadas ao Google est\u00e3o:\n<ul>\n<li class=\"l\"> Acer Aspire VN7-572G\n<li class=\"l\"> AMD Chausie\n<li class=\"l\"> ASROCK H77 Pro4-M\n<li class=\"l\"> ASUS P8Z77-M\n<li class=\"l\"> Emula\u00e7\u00e3o QEMU power9\n<li class=\"l\"> Intel Alderlake-N RVP\n<li class=\"l\"> Prodrive Atlas\n<li class=\"l\"> Star Labs Star Labs StarBook Mk V (i3-1115G4 e i7-1165G7)\n<li class=\"l\"> System76 gaze16 3050, 3060 e 3060-b  <\/ul>\n<li class=\"l\"> Suporte para as placas-m\u00e3e Google Corsola, Nasher e Stryke encerrado.\n<li class=\"l\"> Adicionada suporte para CPU Power9 e SoC AMD Sabrina.\n<li class=\"l\"> Adicionada a op\u00e7\u00e3o para desativar o subsistema IME (Intel Management Engine), que \u00e9 fornecido na maioria das placas-m\u00e3e modernas com processadores Intel e \u00e9 implementado como um microprocessador separado, funcionando de forma independente da CPU e realizando tarefas que precisam ser isoladas do sistema operacional, como o processamento de conte\u00fado protegido (DRM), a implementa\u00e7\u00e3o de m\u00f3dulos TPM (Trusted Platform Module) e interfaces de baixo n\u00edvel para monitoramento e gerenciamento de hardware. Para desativar o IME em sistemas com processadores a partir da fam\u00edlia Skylake at\u00e9 Alder Lake, o par\u00e2metro me_state no CMOS deve ser usado, e atribuir o valor 1 a ele resultar\u00e1 na desativa\u00e7\u00e3o do mecanismo. Para alterar o estado do CSME atrav\u00e9s do CMOS, foi adicionado o m\u00e9todo '.enable', cujo estado corresponde ao par\u00e2metro me_state.\n<li class=\"l\"> Adicionado coreboot-configurator, uma interface gr\u00e1fica simples para alterar configura\u00e7\u00f5es CMOS no Coreboot CBFS, utilizando a ferramenta nvramtool.\n<li class=\"l\"> Adicionada a ferramenta apcb_v3_edit para editar arquivos bin\u00e1rios APCB V3 (AMD PSP Customization Block) e substitu\u00ed-los por at\u00e9 16 SPD (Serial Presence Detect).\n<li class=\"l\"> Atualizados os subm\u00f3dulos amd_blobs, arm-trusted-firmware, blobs, chromeec, intel-microcode, qc_blobs e vboot.\n<li class=\"l\"> No MP init, o c\u00f3digo para configura\u00e7\u00e3o do LAPIC (Local Advanced Programmable Interrupt Controller) foi movido.\n<li class=\"l\"> Adicionada suporte a sequ\u00eancias de escape ANSI para destacar eventos importantes, como erros e avisos, ao exibir logs no console interativo.\n<li class=\"l\"> Implementada a fun\u00e7\u00e3o cbmem_dump_console, semelhante a cbmem_dump_console_to_uart, mas funcionando com consoles normalmente configurados.\n<li class=\"l\"> As configura\u00e7\u00f5es da imagem Live foram adaptadas para trabalhar com a distribui\u00e7\u00e3o NixOS 21.11. O suporte ao pacote iasl foi encerrado, substitu\u00eddo por acpica-tools.\n<li class=\"l\"> O carregador U-Boot foi atualizado para a vers\u00e3o 2021.10.\n<li class=\"l\"> Adicionada suporte a sistemas com mais de 128 n\u00facleos de CPU.\n<li class=\"l\"> Adicionado driver para sensores de proximidade Semtech sx9360 SAR, usados em dispositivos Samsung.\n<li class=\"l\"> Adicionado driver para controladores SD SGenesys Logic GL9750, utilizados em Chromebooks.\n<li class=\"l\"> Adicionada suporte para controladores Ethernet Realtek RT8125.\n<li class=\"l\"> Adicionado driver para Fibocom 5G WWAN ACPI.\n<li class=\"l\"> Adicionada suporte para topologias de mem\u00f3ria mistas ao usar DDR4.\n<li class=\"l\"> Adicionada suporte para a especifica\u00e7\u00e3o FSP 2.3 (Pacote de Software Flex\u00edvel).\n<li class=\"l\"> Reescrito o c\u00f3digo para calcular hashes usados na verifica\u00e7\u00e3o e avalia\u00e7\u00e3o do estado do CBFS.\n<li class=\"l\"> Adicionada suporte para a tecnologia PCI-e Resizable BAR (Base Address Registers), permitindo que a CPU acesse toda a mem\u00f3ria de v\u00eddeo da placa PCI.      <\/ul>\n<p>Al\u00e9m disso, apresentado um plano de transi\u00e7\u00e3o a partir da vers\u00e3o 4.18 para a quarta edi\u00e7\u00e3o do mecanismo de aloca\u00e7\u00e3o de recursos (RESOURCE_ALLOCATOR_V4), que adiciona suporte para manipula\u00e7\u00e3o de m\u00faltiplos intervalos de recursos, uso de todo o espa\u00e7o de endere\u00e7amento e aloca\u00e7\u00e3o de mem\u00f3ria acima de 4 GB. Na vers\u00e3o Coreboot 4.18, que est\u00e1 prevista para novembro, tamb\u00e9m est\u00e1 previsto o an\u00fancio da obsolesc\u00eancia do mecanismo de inicializa\u00e7\u00e3o cl\u00e1ssica do modo multiprocessador (LEGACY_SMP_INIT), substitu\u00eddo pelo c\u00f3digo de inicializa\u00e7\u00e3o PARALLEL_MP.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56772\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 CoreBoot 4.16, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0440\u0430\u0437\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u0430\u044f \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u0430 \u043f\u0440\u043e\u043f\u0440\u0438\u0435\u0442\u0430\u0440\u043d\u044b\u043c \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0430\u043c \u0438 BIOS. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \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 GPLv2. \u0412 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0438 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043f\u0440\u0438\u043d\u044f\u043b\u043e \u0443\u0447\u0430\u0441\u0442\u0438\u0435 170 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u043b\u0438 1770 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043d\u043e\u0432\u0448\u0435\u0441\u0442\u0432\u0430: \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 33 \u043c\u0430\u0442\u0435\u0440\u0438\u043d\u0441\u043a\u0438\u0445 \u043f\u043b\u0430\u0442, 22 \u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043d\u0430 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 \u0441 Chrome OS \u0438\u043b\u0438 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0430\u0445 Google. \u0421\u0440\u0435\u0434\u0438 \u043d\u0435 [&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-103445","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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