{"id":124015,"date":"2025-05-04T09:05:07","date_gmt":"2025-05-04T07:05:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/razrabotchiki-yadra-linux-na-puti-k-udaleniyu-podderzhki-proczessorov-i486"},"modified":"2025-05-04T09:05:07","modified_gmt":"2025-05-04T07:05:07","slug":"razrabotchiki-yadra-linux-na-puti-k-udaleniyu-podderzhki-proczessorov-i486","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/razrabotchiki-yadra-linux-na-puti-k-udaleniyu-podderzhki-proczessorov-i486","title":{"rendered":"Zhvilluesit e b\u00ebrtham\u00ebs Linux po punojn\u00eb p\u00ebr t\u00eb hequr mb\u00ebshtetje p\u00ebr procesor\u00ebt i486.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Ingo Molnar, mbajt\u00ebsi i arkitektur\u00ebs x86, mekanizmit t\u00eb bllokimeve dhe planifikuesit t\u00eb detyrave n\u00eb b\u00ebrtham\u00ebn Linux, paraqiti p\u00ebr diskutim nj\u00eb grup patch-esh q\u00eb heqin nga b\u00ebrthama mb\u00ebshtetje p\u00ebr procesor\u00ebt 486 (M486, M486SX, AMD ELAN) dhe serit\u00eb fillestare t\u00eb procesor\u00ebve 586. N\u00eb b\u00ebrtham\u00eb propozohet t\u00eb mbahet vet\u00ebm mund\u00ebsia e pun\u00ebs me procesor\u00eb x86 q\u00eb mb\u00ebshtesin instrukcionin CX8 (CMPXCHG8B) dhe regjistrin TSC (Num\u00ebruesi i Sh\u00ebnimeve n\u00eb Kohe), t\u00eb cil\u00ebt u shfaq\u00ebn n\u00eb CPU-n\u00eb Pentium. <\/p>\n

V\u00ebrehet se p\u00ebr t\u00eb mb\u00ebshtetur CPU 486 n\u00eb b\u00ebrtham\u00eb duhet t\u00eb mbahet kodi q\u00eb emulon operacionet CX8 (p\u00ebr t\u00eb krahasuar dhe shk\u00ebmbyer 8 byte) dhe TSC (num\u00ebruesi i cikleve n\u00eb CPU, i p\u00ebrdorur n\u00eb planifikuesin e detyrave). Ky kod e nd\u00ebrlikon b\u00ebrtham\u00ebn, e b\u00ebn t\u00eb v\u00ebshtir\u00eb mir\u00ebmbajtjen dhe nganj\u00ebher\u00eb b\u00ebhet burim problemesh, zgjidhja e t\u00eb cilave merr koh\u00eb nga zhvilluesit. Ndaloja e mb\u00ebshtetjes p\u00ebr 486 do t\u00eb lejoj\u00eb t\u00eb hiqet nga b\u00ebrthama 14104 rreshta kodi, gj\u00eb q\u00eb do ta thjeshtoj\u00eb ndjesh\u00ebm disa funksione n\u00eb b\u00ebrtham\u00eb duke p\u00ebrjashtuar shtresat q\u00eb emulojn\u00eb CX8 dhe TSC, dhe do t\u00eb lejoj\u00eb eliminimin e bibliotek\u00ebs math-emu, e cila emulon FPU. <\/p>\n

Nj\u00eb dit\u00eb para publikimit t\u00eb patch-\u00ebve, \u00e7\u00ebshtja e arsyeshm\u00ebris\u00eb s\u00eb largimit t\u00eb mb\u00ebshtetjes p\u00ebr 486 u ngrit nga Linus Torvalds gjat\u00eb diskutimit t\u00eb nj\u00eb problemi tjet\u00ebr q\u00eb manifestonte gjat\u00eb emulimit t\u00eb CX8. Linus mendon se ka ardhur koha p\u00ebr t\u00eb braktisur mb\u00ebshtetje p\u00ebr CPU 486 dhe nuk sheh arsyet p\u00ebr t\u00eb vazhduar t\u00eb harxhoj\u00eb koh\u00ebn e zhvilluesve n\u00eb zgjidhjen e problemeve q\u00eb lindin prej tyre. Mb\u00ebshtetja p\u00ebr procesor\u00ebt 386 u hoq nga b\u00ebrthama n\u00eb vitin 2012. Sipas mendimit t\u00eb pjes\u00ebmarr\u00ebsve n\u00eb diskutim, tani \u00ebsht\u00eb koha p\u00ebr t\u00eb hequr mb\u00ebshtetje p\u00ebr CPU 486. N\u00eb muajin tetor 2022, Linus kishte publikuar nj\u00eb propozim t\u00eb till\u00eb, por ai nuk mori zhvillim. <\/p>\n

N\u00eb sistemet q\u00eb jan\u00eb ende n\u00eb p\u00ebrdorim, b\u00ebrthamat aktuale t\u00eb Linux 486 pothuajse nuk p\u00ebrdoren. Variantet e specializuara t\u00eb procesor\u00ebve 486 p\u00ebr sisteme t\u00eb integruara, si Intel Quark, mb\u00ebshtesin CX8 dhe TSC, dhe ndryshimi i tyre nuk do t\u00eb preket. CPU-t\u00eb e vjetra origjinale 486, si rregull, vazhdojn\u00eb t\u00eb p\u00ebrdoren me distribucione t\u00eb vjetra q\u00eb ofrojn\u00eb versione t\u00eb vjetra t\u00eb b\u00ebrtham\u00ebs Linux. Distribucione moderne t\u00eb Linux prej koh\u00ebsh e kan\u00eb ndaluar mb\u00ebshtetjen p\u00ebr sistemet 32-bit x86 ose jan\u00eb kaluar n\u00eb p\u00ebrdorimin e opsionit t\u00eb nd\u00ebrtimit X86_PAE, q\u00eb k\u00ebrkon mb\u00ebshtetje p\u00ebr CX8.
\n
Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0418\u043d\u0433\u043e \u041c\u043e\u043b\u043d\u0430\u0440 (Ingo Molnar), \u043c\u044d\u0439\u043d\u0442\u0435\u0439\u043d\u0435\u0440 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b x86, \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u043e\u043a \u0438 \u043f\u043b\u0430\u043d\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430 \u0437\u0430\u0434\u0430\u0447 \u0432 \u044f\u0434\u0440\u0435 Linux, \u0432\u044b\u0441\u0442\u0430\u0432\u0438\u043b \u043d\u0430 \u043e\u0431\u0441\u0443\u0436\u0434\u0435\u043d\u0438\u0435 \u043d\u0430\u0431\u043e\u0440 \u043f\u0430\u0442\u0447\u0435\u0439, \u0443\u0434\u0430\u043b\u044f\u044e\u0449\u0438\u0445 \u0438\u0437 \u044f\u0434\u0440\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u0432 486 (M486, M486SX, AMD ELAN) \u0438 \u043d\u0430\u0447\u0430\u043b\u044c\u043d\u044b\u0445 \u0441\u0435\u0440\u0438\u0439 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u0432 586. \u0412 \u044f\u0434\u0440\u0435 \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442\u0441\u044f \u043e\u0441\u0442\u0430\u0432\u0438\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430\u043c\u0438 x86, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u043c\u0438 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044e CX8 (CMPXCHG8B) \u0438 \u0440\u0435\u0433\u0438\u0441\u0442\u0440 TSC (Time Stamp Counter), […]<\/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-124015","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Zhvilluesit e kernelit Linux n\u00eb rrug\u00ebn p\u00ebr t\u00eb hequr mb\u00ebshtetje p\u00ebr procesor\u00ebt i486 | ProHoster","description":"Ingo Molnar, mbikuesi i arkitektur\u00ebs x86, mekanizmit t\u00eb bllokimeve dhe planifikuesit t\u00eb detyrave n\u00eb kernelin Linux, ka paraqitur p\u00ebr diskutim nj\u00eb s\u00ebr\u00eb patxhesh q\u00eb heqin mb\u00ebshtetje p\u00ebr procesor\u00ebt 486 (M486, M486SX, AMD ELAN) 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