{"id":111945,"date":"2023-12-03T15:10:13","date_gmt":"2023-12-03T13:10:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-coreboot-4-22"},"modified":"2023-12-03T15:10:13","modified_gmt":"2023-12-03T13:10:13","slug":"vypusk-coreboot-4-22","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-coreboot-4-22","title":{"rendered":"Publicaci\u00f3n de Coreboot 4.22","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se ha lanzado la versi\u00f3n 4.22 del proyecto CoreBoot, que desarrolla una alternativa libre a los firmware y BIOS propietarios. El c\u00f3digo del proyecto se distribuye bajo la licencia GPLv2. En la creaci\u00f3n de la nueva versi\u00f3n participaron 135 desarrolladores, quienes prepararon 977 cambios. Se se\u00f1ala que a partir de la pr\u00f3xima versi\u00f3n, el proyecto adoptar\u00e1 un nuevo esquema de nomenclatura basado en fechas (a\u00f1o.mes.actualizaci\u00f3n); por ejemplo, en febrero de 2024, en lugar de la versi\u00f3n 4.23, se generar\u00e1 la versi\u00f3n 24.02.00.      <\/p>\n<p>Principales cambios:   <\/p>\n<ul>\n<li class=\"l\"> Se ha a\u00f1adido la implementaci\u00f3n inicial de la plataforma AMD openSIL (Open-Source Silicon Initialization Library), que desarrolla componentes para facilitar la creaci\u00f3n de firmware.\n<li class=\"l\"> Se ha a\u00f1adido soporte para 17 placas madre. 11 de las placas a\u00f1adidas se utilizan en dispositivos con Chrome OS o en <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/server\/dts-gdansk\/\"   title=\"como en entornos de nube p\u00fablicos o privados.\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4549\">como en entornos de nube p\u00fablicos o privados.<\/a> Google. Placas no relacionadas con Google:\n<ul>\n<li class=\"l\"> AMD Onyx\n<li class=\"l\"> Intel Meteorlake-P RVP\n<li class=\"l\"> Purism Librem 11\n<li class=\"l\"> Purism Librem L1UM v2\n<li class=\"l\"> Siemens FA EHL\n<li class=\"l\"> Supermicro X11SSW-F  <\/ul>\n<li class=\"l\"> Se ha a\u00f1adido soporte para SoC AMD Genoa.\n<li class=\"l\"> En la arquitectura x86, en las fases previas a la inicializaci\u00f3n de la memoria, se implementa el soporte para la secci\u00f3n &#171;.data&#187;, que permite utilizar definiciones de variables globales en el c\u00f3digo en lenguaje C. En la fase del bloque de arranque, los datos se adjuntan inmediatamente despu\u00e9s del c\u00f3digo y luego se colocan en la cach\u00e9, utilizando el concepto de Cache-As-RAM (VMA).\n<li class=\"l\"> Para sistemas x86, en la etapa ramstage y en etapas antes de la inicializaci\u00f3n de memoria, se ha implementado soporte para la cach\u00e9 del sistema de archivos CBFS, utilizada para alojar componentes de Coreboot en Flash. La cach\u00e9 CBFS permite descomprimir archivos CBFS usando la funci\u00f3n cbfs_map() sin reservar un \u00e1rea de memoria separada para el archivo. Se proponen los par\u00e1metros PRERAM_CBFS_CACHE_SIZE y RAMSTAGE_CBFS_CACHE_SIZE para ajustar el tama\u00f1o de la cach\u00e9.\n<li class=\"l\"> Se ha a\u00f1adido la posibilidad de incorporar romstage en el bloque de arranque (bootblock). La inclusi\u00f3n de romstage como parte del bloque de arranque permite reducir el tama\u00f1o del c\u00f3digo en 10,000 a 20,000 l\u00edneas. Las situaciones en las que puede ser necesaria la entrega separada de romstage incluyen configuraciones con vboot o modo de retroceso, as\u00ed como dispositivos con un tama\u00f1o limitado del bloque de arranque (Intel APL 32K) o un medio de arranque demasiado lento (algunos ARM SoC).\n<li class=\"l\"> En gfx se ha a\u00f1adido una API para detectar la presencia de una pantalla externa en dispositivos con chips Intel.\n<li class=\"l\"> En pci_rom se ha implementado la posibilidad de a\u00f1adir una suma de verificaci\u00f3n para VBIOS al completar la tabla VFCT. Algunos controladores AMD para Windows verifican esta suma de verificaci\u00f3n.\n<li class=\"l\"> Se han a\u00f1adido cambios que permiten ejecutar Windows en algunos dispositivos Chromebook con Coreboot.\n<li class=\"l\"> Se ha implementado la generaci\u00f3n de la tabla ACPI para dispositivos basados en la arquitectura ARM64.\n<li class=\"l\"> Se ha mejorado la compatibilidad con las especificaciones de ACPI.\n<li class=\"l\"> Las configuraciones de MRC (Memory Reference Code) para placas SNB+MRC se han trasladado a la estructura DeviceTree.\n<li class=\"l\"> Se han actualizado los componentes de payload basados en U-Boot y edk2.\n<li class=\"l\"> Se ha actualizado la herramienta utilizada: GMP 6.3.0, binutils 2.41 y MPFR 4.2.1.\n<li class=\"l\"> La rama principal en el repositorio de Git ha sido renombrada de &#171;master&#187; a &#171;main&#187;.  <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60224\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 CoreBoot 4.22, \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 135 \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 977 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439. \u041e\u0442\u043c\u0435\u0447\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441\u043e \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u043f\u0440\u043e\u0435\u043a\u0442 \u043f\u0435\u0440\u0435\u0439\u0434\u0451\u0442 \u043d\u0430 \u043d\u043e\u0432\u0443\u044e \u0441\u0445\u0435\u043c\u0443 \u043d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0435\u0440\u0441\u0438\u0439, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0443\u044e \u043f\u0440\u0438\u0432\u044f\u0437\u043a\u0443 \u043a \u0434\u0430\u0442\u0435 (\u0433\u043e\u0434.\u043c\u0435\u0441\u044f\u0446.\u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435), \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0432 \u0444\u0435\u0432\u0440\u0430\u043b\u0435 2024 [&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-111945","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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