{"id":30031,"date":"2019-10-31T21:33:20","date_gmt":"2019-10-31T18:33:20","guid":{"rendered":"https:\/\/prohoster.info\/blog\/linux-foundation-zajmetsya-open-source-chipami\/"},"modified":"2019-10-31T21:33:20","modified_gmt":"2019-10-31T18:33:20","slug":"linux-foundation-zajmetsya-open-source-chipami","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/linux-foundation-zajmetsya-open-source-chipami","title":{"rendered":"Linux Foundation do t\u00eb merret me \u00e7ipat open source","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Fondi Linux ka hapur nj\u00eb rrug\u00eb t\u00eb re \u2014 CHIPS Alliance. N\u00eb kuad\u00ebr t\u00eb k\u00ebtij projekti, organizata do t\u00eb zhvilloj\u00eb nj\u00eb sistem t\u00eb hapur t\u00eb komandave RISC-V dhe teknologjit\u00eb p\u00ebr krijimin e procesor\u00ebve mbi k\u00ebt\u00eb baz\u00eb. Le t\u00eb flasim m\u00eb shum\u00eb se \u00e7far\u00eb po ndodh n\u00eb k\u00ebt\u00eb fush\u00eb.<\/p>\n

\"Linux<\/a><\/noindex><\/a><\/noindex>
\n\/ \u0444\u043e\u0442\u043e Gareth Halfacree<\/a><\/noindex> CC BY-SA<\/a><\/noindex><\/i><\/p>\n

Pse u shfaq CHIPS Alliance<\/h2>\n

\nPatch-et q\u00eb mbrojn\u00eb nga Meltdown dhe Spectre, n\u00eb disa raste e reduktojn\u00eb performanc\u00ebn<\/a><\/noindex> e server\u00ebve deri n\u00eb 50%. Megjithat\u00eb, ende po shfaqen variacione t\u00eb reja t\u00eb dob\u00ebsive, t\u00eb lidhura me ekzekutimin spekulativ t\u00eb komandave. Nj\u00eb nga to u b\u00eb e njohur n\u00eb fillim t\u00eb marsit<\/a><\/noindex> \u2014 specialist\u00ebt e siguris\u00eb e quajn\u00eb at\u00eb Spoiler. Kjo situat\u00eb ndikon n\u00eb diskutimi<\/a><\/noindex> nevoj\u00ebn p\u00ebr rishikimin e zgjidhjeve ekzistuese harduerike dhe qasjeve p\u00ebr zhvillimin e tyre. Konkretisht, Intel po p\u00ebrgatit<\/a><\/noindex> nj\u00eb arkitektur\u00eb t\u00eb re p\u00ebr procesor\u00ebt e saj, e cila nuk do t\u00eb jet\u00eb e prirur ndaj Meltdown dhe Spectre.<\/p>\n

As Linux Foundation nuk mbeti n\u00eb an\u00ebs. Organizata nisi nj\u00eb iniciativ\u00eb t\u00eb saj \u2014 CHIPS Alliance \u2014 pjes\u00ebtar\u00ebt e t\u00eb cil\u00ebs do t\u00eb merret me zhvillimin e procesor\u00ebve mbi baz\u00ebn RISC-V.<\/p>\n

Cilat projekte po zhvillohen tashm\u00eb<\/h2>\n

<\/p>\n

N\u00eb list\u00ebn e pjes\u00ebmarr\u00ebsve t\u00eb CHIPS Alliance jan\u00eb Google, Western Digital (WD) dhe SiFive. Secila prej tyre ka paraqitur zhvillimet e saj. Le t\u00eb flasim p\u00ebr disa prej tyre.<\/p><\/blockquote>\n

<\/p>\n

RISCV-DV<\/h5>\n

\nGiganti i k\u00ebrkimit IT ka transferuar n\u00eb open source nj\u00eb platform\u00eb p\u00ebr testimin e procesor\u00ebve mbi baz\u00ebn RISC-V. \u00c7\u00ebshtja gjeneron rast\u00ebsisht komanda q\u00eb<\/a><\/noindex> kontrollojn\u00eb funksionimin e pajisjes: testojn\u00eb proceset e kalimit, stek\u00ebve t\u00eb thirrjeve, lejojn\u00eb<\/a><\/noindex> CSR -regjistrat dhe t\u00eb tjer\u00eb.<\/a><\/noindex>ky \u00ebsht\u00eb nj\u00eb shembull i klas\u00ebs<\/p>\n

P\u00ebr shembull, , e cila p\u00ebrgjigjet p\u00ebr kryerjen e nj\u00eb testi t\u00eb thjesht\u00eb t\u00eb instruktimeve aritmetike:<\/a><\/noindex>class riscv_arithmetic_basic_test extends riscv_instr_base_test;\n\n `uvm_component_utils(riscv_arithmetic_basic_test)\n `uvm_component_new\n\n virtual function void randomize_cfg();\n cfg.instr_cnt = 10000;\n cfg.num_of_sub_program = 0;\n cfg.no_fence = 1;\n cfg.no_data_page = 1'b1;\n cfg.no_branch_jump = 1'b1;\n `DV_CHECK_RANDOMIZE_WITH_FATAL(cfg,\n init_privileged_mode == MACHINE_MODE;\n max_nested_loop == 0;)\n `uvm_info(`gfn, $sformatf(\"riscv_instr_gen_config is randomized:n%0s\",\n cfg.sprint()), UVM_LOW)\n endfunction\n\nendclass<\/p>\n

e zhvillues\u00ebve, platforma dallohet nga homolog\u00ebt e saj, sepse mund\u00ebson nj\u00eb kontroll t\u00eb vazhduesh\u00ebm t\u00eb t\u00eb gjitha komponent\u00ebve t\u00eb \u00e7ipit, duke p\u00ebrfshir\u00eb bllokun e memories.\n<\/code><\/pre>\n
\nSipas autoreve, sistemi do t\u00eb zvog\u00ebloj\u00eb shpenzimet p\u00ebr energjin\u00eb me dyfish.<\/a><\/noindex> Protokolli OmniXtend<\/p>\n
Ky \u00ebsht\u00eb nj\u00eb protokoll rrjeti nga WD, q\u00eb siguron koherenc\u00ebn e caches gjat\u00eb transmetimit t\u00eb t\u00eb dh\u00ebnave mbi Ethernet.<\/h5>\n
\nOmniXtend lejon d\u00ebrgimin e mesazheve direkt me cache-in e procesorit dhe p\u00ebrdoret p\u00ebr lidhjen e llojeve t\u00eb ndryshme t\u00eb akcelerator\u00ebve: GPU ose FPGA. Ai gjithashtu \u00ebsht\u00eb i p\u00ebrshtatsh\u00ebm p\u00ebr krijimin e sistemeve mbi baz\u00ebn e shum\u00eb \u00e7ipave RISC-V.<\/a><\/noindex> Protokolli mb\u00ebshtetet tashm\u00eb<\/p>\n
nga \u00e7ipat SweRV , t\u00eb orientuar p\u00ebr p\u00ebrpunimin e t\u00eb dh\u00ebnave n\u00eb qendrat t\u00eb dh\u00ebnash. SweRV \u2014 \u00ebsht\u00eb nj\u00eb procesor 32-bit\u00ebsh superskalar me dy pipeline, i realizuar me procesin teknologjik 28-nanometrik. Secili pipeline ka n\u00ebnt\u00eb nivele, q\u00eb lejon ngarkimin dhe ekzekutimin e disa komandave nj\u00ebher\u00ebsh. Pajisja punon n\u00eb frekuenc\u00ebn 1.8 GHz.<\/a><\/noindex>Generatori Rocket Chip<\/p>\n
Zgjidhja nga kompania SiFive, e themeluar nga zhvilluesit e teknologjis\u00eb RISC-V.<\/h5>\n
\nRocket Chip \u2014 \u00ebsht\u00eb nj\u00eb gjenerator i b\u00ebrthamave t\u00eb procesor\u00ebve RISC-V n\u00eb gjuh\u00ebn Chisel. Ai<\/a><\/noindex> p\u00ebrmban nj\u00eb grup bibliotekash parametrike t\u00eb p\u00ebrdorura p\u00ebr krijimin e \u00ebsht\u00eb nj\u00eb<\/a><\/noindex> Chisel SoC<\/a><\/noindex>.<\/p>\n
Sa i p\u00ebrket , q\u00eb \u00ebsht\u00eb nj\u00eb gjuh\u00eb p\u00ebr p\u00ebrshkrimin e harduerit, e cila bazohet n\u00eb Scala. Ai gjeneron kodin e nivelit t\u00eb ul\u00ebt n\u00eb Verilog, i cili<\/a><\/noindex>\u00ebsht\u00eb i p\u00ebrshtatsh\u00ebm \u00ebsht\u00eb e p\u00ebrshtatshme<\/a><\/noindex> p\u00ebr p\u00ebrpunim n\u00eb ASIC dhe FPGA. K\u00ebshtu, ai lejon p\u00ebrdorimin e parimeve OOP gjat\u00eb zhvillimit RTL<\/a><\/noindex>.<\/p>\n
Perspektivat e aleanc\u00ebs<\/h2>\n
\nEkspert\u00ebt thon\u00eb se iniciativa e Fondit Linux do ta b\u00ebj\u00eb tregun e procesor\u00ebve m\u00eb demokratik dhe t\u00eb hapur p\u00ebr lojtar\u00ebt e rinj. N\u00eb IDC theksojn\u00eb<\/a><\/noindex>, rritja e popullaritetit t\u00eb projekteve t\u00eb tilla do t\u00eb ket\u00eb nj\u00eb ndikim pozitiv n\u00eb zhvillimin e teknologjive t\u00eb m\u00ebsimit t\u00eb makinerive dhe sistemet e AI n\u00eb p\u00ebrgjith\u00ebsi.<\/p>\n
\"Linux
\n\/ \u0444\u043e\u0442\u043e Fritzchens Fritz<\/a><\/noindex> PD<\/i><\/p>\n
Zhvillimi i procesor\u00ebve open source gjithashtu do t\u00eb ndihmoj\u00eb n\u00eb uljen e kostos s\u00eb projektimit t\u00eb \u00e7ipave t\u00eb personalizuar. Megjithat\u00eb, kjo do t\u00eb ndodh\u00eb vet\u00ebm n\u00ebse komuniteti i Fondit Linux arrin t\u00eb t\u00ebrheq\u00eb nj\u00eb num\u00ebr t\u00eb mjaftuesh\u00ebm zhvilluesish.<\/p>\n
Projekte t\u00eb ngjashme<\/h2>\n
\nZhvillimi i projekteve q\u00eb lidhen me harduerin e hapur \u00ebsht\u00eb i angazhuar edhe nga organizata t\u00eb tjera. Nj\u00eb shembull mund t\u00eb jet\u00eb konsorciumi CXL, q\u00eb paraqiti n\u00eb mes t\u00eb marsit standardin Compute Express Link. Teknologjia \u00ebsht\u00eb nj\u00eb analog i OmniXtend dhe gjithashtu lidh CPU, GPU, FPGA. P\u00ebr transferimin e t\u00eb dh\u00ebnave, standardi p\u00ebrdor autobusin PCIe 5.0.<\/p>\n
Nj\u00eb projekt tjet\u00ebr q\u00eb merret me zhvillimin e teknologjive procesor \u00ebsht\u00eb MIPS Open, i cili u shfaq n\u00eb dhjetor 2018. Iniciativ\u00ebn e krijoi start-up-i Wave Computing. Zhvilluesit planifikojn\u00eb t\u00eb hapin<\/a><\/noindex> p\u00ebr komunitetin IT qasje n\u00eb setet e fundit t\u00eb komandave 32- dhe 64-bit MIPS. Nism\u00ebs pritet<\/a><\/noindex> do t'i jepet starti n\u00eb muajt e ardhsh\u00ebm.<\/p>\n
N\u00eb p\u00ebrgjith\u00ebsi, qasja open source po b\u00ebhet e zakonshme jo vet\u00ebm p\u00ebr softuerin, por edhe p\u00ebr harduerin. Projekte t\u00eb tilla mb\u00ebshteten nga kompani t\u00eb m\u00ebdha. Prandaj, mund t\u00eb pritet q\u00eb n\u00eb t\u00eb ardhmen e af\u00ebrt t\u00eb ket\u00eb m\u00eb shum\u00eb pajisje n\u00eb treg, t\u00eb cilat do t\u00eb ken\u00eb si baz\u00eb standardet e hapura t\u00eb harduerit.<\/p>\n
\nPostimet e reja nga blogu yn\u00eb korporativ:<\/p>\n