<![CDATA[铚楃獫绉戞妧]]> http://www.71402172.com/ zh-cn www.emlog.net Linux reset framework http://www.71402172.com/pm_subsystem/reset_framework.html 澶?#28729;?#38318;界煡閬擄紝澶?#37833;侷C鍐?#38318;?#37832;夊緢澶氬叿鏈夌嫭绔嬪姛鑳界殑纭欢妯″潡?#32029;渚嬪?#20400;PU cores銆丟PU cores銆乁SB鎺у埗鍣?#37510;丮MC鎺у埗鍣?#37510;佺?#22796;瓑?#32029;鍑?#27996;庡姛鑰?#37510;佺ǔ瀹氭х瓑鏂归潰?#27537;鑰冭檻?#32029;鏈?#27996;汭C鍦?#37712;?#38318;ㄤ负杩?#27996;?#32429;欢妯″潡璁?#29825;?#27996;?#28598;?#28003;嶄俊鍙?#38171;坮eset signals锛夛紝杞欢鍙?#38315;?#26473;?#28725;勫瓨鍣?#38171;?#28051;鑸?涓猙it鎺у埗1涓?#32429;欢锛?#37818;у埗杩?#27996;?#32429;欢妯?#37735;楃殑澶?#28003;嶇姸鎬?#37510;?

Linux kernel?#36127;浜?#37826;逛究璁?#28598;?#26937;?#37716;ㄧ殑?#32042;鍐欙紝鎶借薄鍑轰竴涓畝鍗曠殑杞欢妗嗘灦----reset framework?#32029;?#36127;reset?#27537;provider鎻愪緵缁?#28051;?#27537;reset璧勬簮绠?#37918;嗘?#23339;?#32029;?#33503;?#36127;reset?#27537;consumer锛堝悇涓?#32429;欢妯″潡锛?#37819;愪緵?#31350;?#23886;銆佺粺涓?#27537;澶?#28003;嶆帶?#22487;API銆?

reset framework?#27537;鎬濊矾銆?#28729;?#37916;板?#23676;?#36328;敤閮介潪甯哥畝鍗?#37510;佹槗鎳?#38171;?#37721;傝僰ernel鏈夊叧?#27537;API--include/linux/reset-controller.h銆乮nclude/linux/reset.h鍙煡锛夛紝涓?#26473;?#27001;婚泙铏藉皬?#32029;浜?#38004;忎?#21342;叏?#32029;閫?#26473;?#28729;?#37721;?#28000;?#37716;?#23075;?#28725;筁inux kernel?#27537;璁?#28598;?#22959;?#37736;?#37510;?#26937;?#37716;?#22935;嗘灦銆?#37714;嗗眰璁?#29825;?#37510;乸rovider/consumer?#29905;璁?#29825;?#37804;濇兂?#27537;?#24714;瑙o紝鍥犳鏈?#37826;?#28751;嗗鍏?#26473;?#29723;屼竴涓畝鍗曠殑缃?#37714;楀?#23678;?#32513;?#37510;?

闃呰鍏?#37826;?gt;>]]>
Fri, 01 Sep 2017 02:46:14 +0000 wowo http://www.71402172.com/pm_subsystem/reset_framework.html
绯?#32513;熶?#25120;湢锛圫ystem Suspend锛夊拰璁?#28598;?#28051;?#37826;?#28598;勭悊 http://www.71402172.com/pm_subsystem/suspend-irq.html 闃呰鍏?#37826;?gt;>]]> Fri, 21 Apr 2017 04:02:24 +0000 linuxer http://www.71402172.com/pm_subsystem/suspend-irq.html Common Clock Framework绯?#32513;?#32513;?#37835;?/title> <link>http://www.71402172.com/pm_subsystem/ccf-arch.html</link> <description><![CDATA[<p> 涔嬪墠?#32029;wowo鍚屽宸?#32513;?#37721;?#29723;?#27996;嗗叧浜嶤CF锛?a href="http://www.71402172.com/linux_kenrel/clk_overview.html">Common Clock Framework</a>锛夌殑涓?#28000;?#37826;?#22935;o紝?#27977;?#20426;澶?#28729;?#28725;笴CF鏈?#28051;瀹氱殑浜?#29785;?#27996;嗭紝鏈?#37826;?#28751;?#37828;?#37734;?#38339;呰?#23130;偅涓?#28000;?#37826;?#22935;g殑?#29056;纭涓婏紝閽?#28725;筁inux 4.4.6鍐?#37837;哥殑鍐?#37837;?#28000;?#37934;?#28729;?#37916;帮紝璁板綍鑷?#23480;?#28725;笴CF?#27537;?#24714;瑙o紝?#33503;瀵笴CF杩?#29723;?#32495;?#32513;?#32513;?#37835;勫?#20638;潰?#27537;褰掔撼鍜屾?#23544;悊銆? </p> <p> 鏈?#37826;?#37712;?#28729;?#37718;呮嫭涓?#28051;?#38318;?#37714;嗭紝绗?#27996;?#32468;?#32513;?#37713;?#27996;嗘暣涓狢CF?#27977;?#21479;?#27537;block diagram鍥撅紝闅?#37722;?#37734;?#32471;?#28051;夌珷瀵瑰悇涓?#22959;″潡杩?#29723;屽姛鑳藉?#20638;潰?#27537;鎻?#26473;?#37510;?#37832;鍚庯紝绗?#37733;?#32468;?#32513;?#37713;?#27996;嗗悇涓猙lock涔嬮?#23544;殑鎺?#37721;?#37819;?#26473;?#37510;? </p> <p> 鍙?#28598;栵紝鍦?#38339;呰CCF浠?#37934;佺殑杩囩▼涓紝?#22428;鍑?#28598;囩敤涓?#28000;?#37826;?#22935;?#37833;?#37714;?#27996;垜瀵笴CF?#27537;?#24714;瑙?#37510;?#26473;欎竴浠?#37828;?#32495;?#32513;?#32513;?#37835;勶紝鍙?#28598;?#28051;浠?#37828;?#38315;昏緫瑙?#37835;?#37510;? </p> <a href="http://www.71402172.com/pm_subsystem/ccf-arch.html">闃呰鍏?#37826;?gt;></a>]]></description> <pubDate>Thu, 21 Apr 2016 11:23:38 +0000</pubDate> <author>linuxer</author> <guid>http://www.71402172.com/pm_subsystem/ccf-arch.html</guid> </item> <item> <title>Linux杩?#32459;?#37712;?#32513;撴妧鏈?/title> <link>http://www.71402172.com/pm_subsystem/237.html</link> <description><![CDATA[<p class="MsoNormal" style="white-space:normal;"> <b><span lang="EN-US">1 </span></b><b>浠涔?#37828;?#26473;?#32459;?#37712;?#32513;?span lang="EN-US"><o:p></o:p></span></b> </p> <p class="MsoNormal" style="white-space:normal;"> 杩?#32459;?#37712;?#32513;撴妧鏈?#38171;?span lang="EN-US">freezing of tasks</span>锛?#37828;?#37816;?#37734;?#32495;?#32513;?span lang="EN-US">hibernate</span>鎴栬?span lang="EN-US">suspend</span>?#27537;鏃跺欙紝灏嗙敤鎴?#26473;?#32459;嬪拰閮?#37714;?#37712;?#37837;哥?#36328;▼缃?#27996;?#37413;?#37721;?#37818;?#37413;濈殑鏆傚仠?#23032;鎬?#37510;? </p> <p class="MsoNormal" style="white-space:normal;"> <b><span lang="EN-US">2 </span></b><b>涓轰粈涔堥渶瑕?#37712;?#32513;撴妧鏈?span lang="EN-US"><o:p></o:p></span></b> </p> <p class="MsoNormal" style="white-space:normal;"> 鍋?#29825;?#23052;?#37832;?#37712;?#32513;撴妧鏈紝杩?#32459;嬪彲浠?#37734;?#28000;?#37808;?#37721;?#29835;冨害?#27537;?#20579;鏆傚仠?#32029;鑰屼笖鐩?#37714;?span lang="EN-US">cpu_down</span>鎵嶄?#27693;?#20634;?#28355;苟杩?#32457;?#37510;?#26473;欎細缁?#32495;?#32513;?#29999;?#37833;ュ緢澶?#38338;锛? </p> <a href="http://www.71402172.com/pm_subsystem/237.html">闃呰鍏?#37826;?gt;></a>]]></description> <pubDate>Tue, 24 Nov 2015 07:01:44 +0000</pubDate> <author>itrocker</author> <guid>http://www.71402172.com/pm_subsystem/237.html</guid> </item> <item> <title>linux cpufreq framework(5)_ARM big Little driver http://www.71402172.com/pm_subsystem/arm_big_little_driver.html 涔熻澶?#28729;?#28028;氳?#22794;?#26944;鎬?#38171;?#28051;轰粈涔圠inux kernel鎶?#28725;笰RM big路Lttile?#27537;?#25966;鎸佹?#24807;埌浜哻pufreq?#27537;妗嗘灦涓?#38171;?

浼?#37813;鍛ㄧ煡?#32029;ARM?#27537;big路Little?#28774;鏋勶紝涔?#32457;?#28003;淗MP锛堝叿浣?#37721;?#37721;傝?#37413;?a href="http://www.71402172.com/pm_subsystem/cpu_topology.html">Linux CPU core?#27537;鐢墊簮绠$悊(2)_cpu topology鈥?#28051;浉?#21479;?#27537;浠?#32513;?#38171;夛紝閫?#26473;?#37734;?#28051;涓猚hip涓?#28751;?#29761;?#28051;?#32457;嶄笉鍚岀被鍨嬬殑ARM core?#27537;鏂瑰?#24549;紝杈惧埌鎬?#38003;藉?#23677;姛鑰楃殑骞?#29723;?#37510;?#26473;欎袱?#34987;ARM Core?#32029;浠luster?#36127;鍗?#28003;嶏紝涓?#34987;?#36127;楂?#37804;?#38003;紺ore锛?#37719;砨ig core锛夛紝涓?#34987;涓轰綆鎬?#38003;紺ore锛?#37719;矻ittle core锛夛紝閫?#26473;?#28729;?#28000;殑缁勫?#22572;紝鍙?#28000;?#23114;¤冻涓?#37722;屽簲?#25956;鍦烘櫙?#31493;?#27537;鎬?#38003;藉?#23677;姛鑰楄?#20345;?#20646;紝渚嬪锛氶潪浜?#27996;?#23534;忕殑鍚?#37721;?#28000;?#37716;?#37510;佹?#26668;呮?#20344;紡澶氬獟浣撶殑瑙?#37934;侊紝鍙?#28000;?#28003;跨敤浣庡姛鑰楃殑Little core澶勭悊锛涚獊鍙戞х殑灞?#39582;?#37714;?#37826;帮紝鍙?#28000;?#28003;跨敤楂?#37804;?#38003;界殑big core澶勭悊銆?

?#20549;涔堥棶棰?#37833;?#27996;嗭紝Linux kernel鎬?#28052;堟敮?#23508;杩?#32457;嶆?#21976;灦鍛?#38171;?

娉?锛?#37832;?#37826;囧緢澶氱悊璁?#37804;х殑琛?#26473;帮紝鎴?#28598;氭垨灏戠殑?#24714;瑙e苟緲昏瘧鑷?#38171;?#37413;?/span>http://lwn.net/Articles/481055/鈥濓紝鎰?#37711;?#29906;g殑璇昏?#37721;?#28000;?#38007;?#29723;?#38339;呰銆?/span>

娉?锛?#37832;?#37826;囧熀浜?u>linux-3.18-rc4鍐?#37837;革紝鍏?#28729;冪増鏈?#37712;?#37837;?#37721;?#38003;?#28028;氱◢鏈?#28051;?#37722;?#37510;?/span>

闃呰鍏?#37826;?gt;>]]>
Tue, 10 Nov 2015 14:04:33 +0000 wowo http://www.71402172.com/pm_subsystem/arm_big_little_driver.html
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