{"id":41277,"date":"2020-02-07T09:28:08","date_gmt":"2020-02-07T06:28:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/proekt-openwifi-s-realizacziej-otkrytogo-wi-fi-chipa-na-baze-fpga-i-sdr"},"modified":"2020-02-07T09:28:08","modified_gmt":"2020-02-07T06:28:08","slug":"proekt-openwifi-s-realizacziej-otkrytogo-wi-fi-chipa-na-baze-fpga-i-sdr","status":"publish","type":"post","link":"https:\/\/prohoster.info\/az\/blog\/proekt-openwifi-s-realizacziej-otkrytogo-wi-fi-chipa-na-baze-fpga-i-sdr","title":{"rendered":"Wine-wayland layih\u0259si, Wine-i m\u00fchitl\u0259rd\u0259 istifad\u0259 etm\u0259y\u0259 imkan ver\u0259n patch v\u0259 driver d\u0259sti haz\u0131rlad\u0131.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ke\u00e7mi\u015f FOSDEM 2020 konfrans\u0131nda <noindex><a rel=\"nofollow\" href=\"https:\/\/fosdem.org\/2020\/schedule\/event\/fsr_openwifi\/\">t\u0259qdim olundu<\/a><\/noindex> layih\u0259 <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/open-sdr\/openwifi\">OpenWifi<\/a><\/noindex>, ilk tam Wi-Fi 802.11a\/g\/n y\u0131\u011f\u0131n\u0131 \u00fc\u00e7\u00fcnc\u00fc a\u00e7\u0131q realizasiyas\u0131n\u0131 inki\u015faf etdir\u0259r\u0259k, siqnal formas\u0131 v\u0259 modulyasiya proqramla (SDR, Software Defined Radio) m\u00fc\u0259yy\u0259n edilir. OpenWifi, b\u00fct\u00fcn komponentl\u0259rin tam n\u0259zar\u0259td\u0259 oldu\u011fu bir simsiz cihaz\u0131n realizasiyas\u0131n\u0131 yaratma\u011fa imkan verir, a\u015fa\u011f\u0131 s\u0259viyy\u0259 qatlar\u0131, adi simsiz adapterl\u0259rd\u0259 audit \u00fc\u00e7\u00fcn \u0259l\u00e7atan olmayan \u00e7ipl\u0259rin s\u0259viyy\u0259sind\u0259 h\u0259yata ke\u00e7irilir. Kod <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/open-sdr\/openwifi\">proqram komponentl\u0259rinin<\/a><\/noindex>, el\u0259c\u0259 d\u0259 <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/open-sdr\/openwifi-hw\">sxemalar\u0131 v\u0259 t\u0259svirl\u0259ri<\/a><\/noindex>  Verilog dilind\u0259 FPGA \u00fc\u00e7\u00fcn s\u0259rb\u0259st yay\u0131l\u0131r AGPLv3 lisenziyas\u0131 alt\u0131nda.<\/p>\n<p>G\u00f6st\u0259ril\u0259n i\u015f prototipinin aparat t\u0259rkibi Xilinx Zynq FPGA v\u0259 AD9361 universal q\u0259bul edici v\u0259 \u00f6t\u00fcr\u00fcc\u00fc (RF) \u0259sas\u0131nda qurulub. OpenWifi-da, \u0259sas simsiz y\u0131\u011f\u0131n 802.11 (high-MAC) s\u00fcr\u00fcc\u00fcd\u0259 h\u0259yata ke\u00e7irilir v\u0259 FPGA t\u0259r\u0259fd\u0259 low-MAC qat\u0131n\u0131n olmas\u0131 n\u0259z\u0259rd\u0259 tutulur. Simsiliz y\u0131\u011f\u0131n olaraq, Linux n\u00fcv\u0259si t\u0259r\u0259find\u0259n t\u0259qdim edil\u0259n mac80211 alt sistemi istifad\u0259 olunur. SDR il\u0259 qar\u015f\u0131l\u0131ql\u0131 \u0259laq\u0259 x\u00fcsusi s\u00fcr\u00fcc\u00fc vasit\u0259sil\u0259 h\u0259yata ke\u00e7irilir.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/raw.githubusercontent.com\/open-sdr\/openwifi\/master\/openwifi-arch.jpg\"><img decoding=\"async\" alt=\"Wine-wayland layih\u0259si, Wine-i m\u00fchitl\u0259rd\u0259 istifad\u0259 etm\u0259y\u0259 imkan ver\u0259n patch v\u0259 driver d\u0259sti haz\u0131rlad\u0131.\" src=\"\/wp-content\/uploads\/2020\/02\/e3604cad3b6d4e0d0c2491fa1e6969fe.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>\u018fsas imkanlar:<\/p>\n<ul>\n<li class=\"l\"> 802.11a\/g tam d\u0259st\u0259yi v\u0259 802.11n MCS 0~7 \u00fc\u00e7\u00fcn qism\u0259n d\u0259st\u0259k (hal-haz\u0131rda yaln\u0131z PHY rx). 802.11ax d\u0259st\u0259yi planla\u015fd\u0131r\u0131l\u0131r;\n<li class=\"l\"> 20MHz bant geni\u015fliyi v\u0259 70 MHz-d\u0259n 6 GHz-d\u0259k tezlik spektri;\n<li class=\"l\"> \u0130\u015f rejiml\u0259ri: <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%91%D0%B5%D1%81%D0%BF%D1%80%D0%BE%D0%B2%D0%BE%D0%B4%D0%BD%D0%B0%D1%8F_ad-hoc-%D1%81%D0%B5%D1%82%D1%8C\">Ad-hoc<\/a><\/noindex> (m\u00fc\u015ft\u0259ri cihazlar\u0131n\u0131n \u015f\u0259b\u0259k\u0259si), giri\u015f n\u00f6qt\u0259si, stansiya v\u0259 monitorinq;\n<li class=\"l\"> FPGA t\u0259r\u0259find\u0259ki kanal s\u0259viyy\u0259 protokolunun realizasiyas\u0131 <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/Distributed_coordination_function\">DCF<\/a><\/noindex> (Distributed Coordination Function), CSMA\/CA metodunu istifad\u0259 edir. \u00c7\u0259r\u00e7iv\u0259 emal m\u00fcdd\u0259ti t\u0259min edilir (<noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Short_Interframe_Space\">SIFS<\/a><\/noindex>) 10us s\u0259viyy\u0259sind\u0259;\n<li class=\"l\"> Kanal giri\u015f imtiyaz\u0131 prioritetinin t\u0259nziml\u0259n\u0259n parametrl\u0259ri: RTS\/CTS m\u00fcdd\u0259ti, CTS-to-self, SIFS, DIFS, xIFS, slot-time v\u0259 s.\n<li class=\"l\">  Vaxt quantizasiyas\u0131 (<noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Time_slicing_(digital_broadcasting)\">Time slicing<\/a><\/noindex>) MAC \u00fcnvan\u0131na \u0259saslan\u0131r;\n<li class=\"l\"> Asan d\u0259yi\u015fdiril\u0259n bant geni\u015fliyi v\u0259 tezlik:<br \/>\n        802.11ah \u00fc\u00e7\u00fcn 2MHz v\u0259 802.11p \u00fc\u00e7\u00fcn 10MHz;<\/p>\n<\/ul>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/pics_base\/0_1580822257.png\"><img decoding=\"async\" alt=\"Wine-wayland layih\u0259si, Wine-i m\u00fchitl\u0259rd\u0259 istifad\u0259 etm\u0259y\u0259 imkan ver\u0259n patch v\u0259 driver d\u0259sti haz\u0131rlad\u0131.\" src=\"\/wp-content\/uploads\/2020\/02\/32260d0341871b1d4b7ba65c5a42ab6c.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Hal-haz\u0131rda OpenWifi-da <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/open-sdr\/openwifi-hw\">d\u0259st\u0259k<\/a><\/noindex> FPGA \u0259sas\u0131nda SDR platformalar\u0131<br \/>\nXilinx ZC706 il\u0259 Analog Devices FMCOMMS2\/3\/4 q\u0259buledicil\u0259ri v\u0259 h\u0259m\u00e7inin (FPGA + RF) ADRV9361Z7035 SOM + ADRV1CRR-BOB v\u0259 ADRV9361Z7035 SOM + ADRV1CRR-FMC d\u0259st\u0259kl\u0259nir. Y\u00fckl\u0259m\u0259k \u00fc\u00e7\u00fcn haz\u0131rlanm\u0131\u015f <noindex><a rel=\"nofollow\" href=\"https:\/\/users.ugent.be\/~xjiao\/\">tam g\u00f6r\u00fcnt\u00fc<\/a><\/noindex> ARM Linux \u0259sas\u0131nda SD karta. ADRV9364Z7020 SOM + ADRV1CRR-BOB, Xilinx zed + FMCOMMS2\/3\/4, Xilinx ZCU102 + FMCOMMS2\/3\/4 v\u0259<br \/>\nXilinx ZCU102 + ADRV9371 d\u0259st\u0259kl\u0259nm\u0259si planla\u015fd\u0131r\u0131l\u0131r. OpenWifi-nin ilk prototipind\u0259 istifad\u0259 olunan komponentl\u0259rin d\u0259y\u0259ri t\u0259xmin\u0259n 1300 avro t\u0259\u015fkil etdi, lakin daha ucuz platfomalara ke\u00e7id edilir. M\u0259s\u0259l\u0259n, <noindex><a rel=\"nofollow\" href=\"https:\/\/wiki.analog.com\/resources\/eval\/user-guides\/adrv9364-z7020\">Analog Devices ADRV9364-Z7020<\/a><\/noindex> \u0259sas\u0131nda h\u0259llin d\u0259y\u0259ri 700 avro olacaq, <noindex><a rel=\"nofollow\" href=\"https:\/\/aliexpress.ru\/item\/4000498157487.html\">ZYNQ NH7020<\/a><\/noindex> &#8212; 400 \u0435\u0432\u0440\u043e.<\/p>\n<p>USB adapter TL-WDN4200 N900 il\u0259 OpenWifi \u0259sasl\u0131 giri\u015f n\u00f6qt\u0259sin\u0259 qo\u015fulman\u0131n performans testi, giri\u015f n\u00f6qt\u0259sind\u0259n m\u00fc\u015ft\u0259riy\u0259 m\u0259lumat transferi zaman\u0131 30.6Mbps (TCP) v\u0259 38.8Mbps (UDP), m\u00fc\u015ft\u0259rid\u0259n giri\u015f n\u00f6qt\u0259sin\u0259 m\u0259lumat transferi zaman\u0131 is\u0259 17.0Mbps (TCP) v\u0259 21.5Mbps (UDP) \u00f6t\u00fcrm\u0259 s\u00fcr\u0259ti \u0259ld\u0259 etm\u0259y\u0259 imkan verdi. \u0130dar\u0259etm\u0259 \u00fc\u00e7\u00fcn Linux-un standart vasit\u0259l\u0259rind\u0259n, m\u0259s\u0259l\u0259n, ifconfig v\u0259 iwconfig, el\u0259c\u0259 d\u0259 netlink vasit\u0259sil\u0259 i\u015fl\u0259y\u0259n v\u0259 SDR-in a\u015fa\u011f\u0131 s\u0259viyy\u0259d\u0259 idar\u0259 olunmas\u0131na imkan ver\u0259n ixtisasla\u015fm\u0131\u015f sdrctl vasit\u0259sind\u0259n istifad\u0259 edil\u0259 bil\u0259r (registrl\u0259ri manipulyasiya etm\u0259k, zaman kvantla\u015fd\u0131rma parametrl\u0259rini d\u0259yi\u015fdirm\u0259k v\u0259 s.).<\/p>\n<p><center><video  controls=\"\" style=\"width: 640px; height: 400px; max-width:100%\"><source src=\"https:\/\/video.fosdem.org\/2020\/AW1.120\/fsr_openwifi.mp4\" type=\"video\/mp4\"><\/video><\/center><\/p>\n<p><center><div class=\"youtube-placeholder\" data-id=\"NpjEaszd5u4\" onclick=\"loadVideo(this)\">\r\n        <img decoding=\"async\" src=\"https:\/\/img.youtube.com\/vi\/NpjEaszd5u4\/hqdefault.jpg\" alt=\"Videonu izl\u0259yin\" loading=\"lazy\" width=\"480\" height=\"360\" style=\"width:100%;height:auto;\">\r\n        <div class=\"play-button\"><\/div>\r\n    <\/div><\/center><\/p>\n<p>Wi-Fi stack il\u0259 eksperiment ke\u00e7ir\u0259n dig\u0259r a\u00e7\u0131q layih\u0259l\u0259r aras\u0131nda <noindex><a rel=\"nofollow\" href=\"https:\/\/www.wime-project.net\/\">Wime<\/a><\/noindex>, IEEE 802.11 a\/g\/p standartlar\u0131 il\u0259 uy\u011fun transmitter <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/bastibl\/gr-ieee802-11\">GNU Radio v\u0259 adi bir PC \u0259sasl\u0131d\u0131r. Proqram t\u0259minat\u0131 a\u00e7\u0131q 802.11 simsiz stack-lar\u0131 eyni zamanda<\/a><\/noindex> Ziria <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/dimitriv\/Ziria\">Sora<\/a><\/noindex> v\u0259 <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/microsoft\/Sora\">(Microsoft Ara\u015fd\u0131rma Proqram Radio) layih\u0259l\u0259rini inki\u015faf etdirir.<\/a><\/noindex> (Microsoft Research Software Radio).<br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/pics_base\/0_1580821775.png\"><img decoding=\"async\" alt=\"Wine-wayland layih\u0259si, Wine-i m\u00fchitl\u0259rd\u0259 istifad\u0259 etm\u0259y\u0259 imkan ver\u0259n patch v\u0259 driver d\u0259sti haz\u0131rlad\u0131.\" src=\"\/wp-content\/uploads\/2020\/02\/2c53b93159920132a1cdce064871024c.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>M\u0259nb\u0259: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52309\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0430 \u043f\u0440\u043e\u0448\u0435\u0434\u0448\u0435\u0439 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 FOSDEM 2020 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u043f\u0440\u043e\u0435\u043a\u0442 OpenWifi, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0438\u0439 \u043f\u0435\u0440\u0432\u0443\u044e \u043e\u0442\u043a\u0440\u044b\u0442\u0443\u044e \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u043f\u043e\u043b\u043d\u043e\u0433\u043e \u0441\u0442\u0435\u043a\u0430 Wi-Fi 802.11a\/g\/n, \u0444\u043e\u0440\u043c\u0430 \u0441\u0438\u0433\u043d\u0430\u043b\u0430 \u0438 \u043c\u043e\u0434\u0443\u043b\u044f\u0446\u0438\u044f \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0437\u0430\u0434\u0430\u0451\u0442\u0441\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e (SDR, Software Defined Radio). OpenWifi \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0441\u043e\u0437\u0434\u0430\u0442\u044c \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u043e\u0434\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c\u043d\u0443\u044e \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0432\u0441\u0435\u0445 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432 \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u043e\u0433\u043e \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u043d\u0438\u0437\u043a\u043e\u0443\u0440\u043e\u0432\u043d\u0435\u0432\u044b\u0435 \u0441\u043b\u043e\u0438, \u0432 \u043e\u0431\u044b\u0447\u043d\u044b\u0445 \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u0430\u0434\u0430\u043f\u0442\u0435\u0440\u0430\u0445 \u0440\u0435\u0430\u043b\u0438\u0437\u0443\u0435\u043c\u044b\u0435 \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 \u043d\u0435\u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u0445 \u0434\u043b\u044f \u0430\u0443\u0434\u0438\u0442\u0430 \u0447\u0438\u043f\u043e\u0432. \u041a\u043e\u0434 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0445 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":41278,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-41277","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0430 \u043f\u0440\u043e\u0448\u0435\u0434\u0448\u0435\u0439 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 FOSDEM 2020 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