{"id":139632,"date":"2019-03-22T10:41:22","date_gmt":"2019-03-22T02:41:22","guid":{"rendered":"https:\/\/gulass.cn\/?p=139632"},"modified":"2019-03-14T13:41:59","modified_gmt":"2019-03-14T05:41:59","slug":"linux-start-up","status":"publish","type":"post","link":"https:\/\/gulass.cn\/linux-start-up.html","title":{"rendered":"\u8ba9linux\u542f\u52a8\u66f4\u5feb\u7684\u65b9\u6cd5"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td style=\"padding: 5px 12px; width: 25px; font-size: 22px; text-align: center; background: #E8E8E8; line-height: 30px; color: #999;\">\u5bfc\u8bfb<\/td>\n<td style=\"padding: 10px 10px 12px; line-height: 20px;\"><strong>\u8fdb\u884c Linux \u5185\u6838\u4e0e\u56fa\u4ef6\u5f00\u53d1\u7684\u65f6\u5019\uff0c\u5f80\u5f80\u9700\u8981\u591a\u6b21\u7684\u91cd\u542f\uff0c\u4f1a\u6d6a\u8d39\u5927\u628a\u7684\u65f6\u95f4\u3002<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-139643 size-full\" src=\"https:\/\/gulass.cn\/wp-content\/uploads\/2019\/03\/timg-7.jpg\" alt=\"\" width=\"640\" height=\"436\" srcset=\"https:\/\/gulass.cn\/wp-content\/uploads\/2019\/03\/timg-7.jpg 640w, https:\/\/gulass.cn\/wp-content\/uploads\/2019\/03\/timg-7-300x204.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><br \/>\n\u5728\u6240\u6709\u6211\u62e5\u6709\u6216\u4f7f\u7528\u8fc7\u7684\u7535\u8111\u4e2d\uff0c\u542f\u52a8\u6700\u5feb\u7684\u90a3\u53f0\u662f 20 \u4e16\u7eaa 80 \u5e74\u4ee3\u7684\u7535\u8111\u3002\u5728\u4f60\u628a\u624b\u4ece\u7535\u6e90\u952e\u79fb\u5230\u952e\u76d8\u4e0a\u7684\u65f6\u5019\uff0cBASIC \u89e3\u91ca\u5668\u5df2\u7ecf\u5728\u7b49\u5f85\u4f60\u8f93\u5165\u547d\u4ee4\u4e86\u3002\u5bf9\u4e8e\u73b0\u4ee3\u7684\u7535\u8111\uff0c\u542f\u52a8\u65f6\u95f4\u4ece\u7b14\u8bb0\u672c\u7535\u8111\u7684 15 \u79d2\u5230\u5c0f\u578b\u5bb6\u5ead\u670d\u52a1\u5668\u7684\u6570\u5206\u949f\u4e0d\u7b49\u3002\u4e3a\u4ec0\u4e48\u5b83\u4eec\u7684\u542f\u52a8\u65f6\u95f4\u6709\u5dee\u522b\uff1f<\/p>\n<p>\u90a3\u53f0\u76f4\u63a5\u542f\u52a8\u5230 BASIC \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u7684 20 \u4e16\u7eaa 80 \u5e74\u4ee3\u5fae\u7535\u8111\uff0c\u6709\u7740\u4e00\u9897\u975e\u5e38\u7b80\u5355\u7684 CPU\uff0c\u5b83\u5728\u901a\u7535\u7684\u65f6\u5019\u5c31\u7acb\u5373\u5f00\u59cb\u4ece\u4e00\u4e2a\u5185\u5b58\u5730\u5740\u4e2d\u83b7\u53d6\u548c\u6267\u884c\u6307\u4ee4\u3002\u56e0\u4e3a\u8fd9\u4e9b\u7cfb\u7edf\u7684 BASIC \u5728 ROM \u91cc\u9762\uff0c\u57fa\u672c\u4e0d\u9700\u8981\u8f7d\u5165\u7684\u65f6\u95f4\u2014\u2014\u4f60\u5f88\u5feb\u5c31\u8fdb\u5230 BASIC \u547d\u4ee4\u63d0\u793a\u7b26\u4e2d\u4e86\u3002\u540c\u65f6\u4ee3\u66f4\u52a0\u590d\u6742\u7684\u7cfb\u7edf\uff0c\u6bd4\u5982 IBM PC \u6216 Macintosh\uff0c\u9700\u8981\u4e00\u6bb5\u53ef\u89c2\u7684\u65f6\u95f4\u6765\u542f\u52a8\uff08\u5927\u7ea6 30 \u79d2\uff09\uff0c\u5c3d\u7ba1\u8fd9\u4e3b\u8981\u662f\u56e0\u4e3a\u9700\u8981\u4ece\u8f6f\u76d8\u4e0a\u8bfb\u53d6\u64cd\u4f5c\u7cfb\u7edf\u7684\u7f18\u6545\u3002\u5728\u53ef\u4ee5\u52a0\u8f7d\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u524d\uff0c\u53ea\u6709\u5f88\u5c0f\u4e00\u90e8\u5206\u65f6\u95f4\u662f\u82b1\u8d39\u5728\u56fa\u4ef6\u4e0a\u7684\u3002<\/p>\n<p>\u73b0\u4ee3\u670d\u52a1\u5668\u5f80\u5f80\u5728\u4ece\u78c1\u76d8\u4e0a\u8bfb\u53d6\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u524d\uff0c\u5728\u56fa\u4ef6\u4e0a\u82b1\u8d39\u4e86\u6570\u5206\u949f\u800c\u4e0d\u662f\u6570\u79d2\u3002\u8fd9\u4e3b\u8981\u662f\u56e0\u4e3a\u73b0\u4ee3\u7cfb\u7edf\u65e5\u76ca\u589e\u52a0\u7684\u590d\u6742\u6027\u3002CPU \u4e0d\u518d\u80fd\u591f\u53ea\u662f\u8fd0\u884c\u8d77\u6765\u5c31\u5f00\u59cb\u5168\u901f\u6267\u884c\u6307\u4ee4\uff0c\u6211\u4eec\u5df2\u7ecf\u4e60\u60ef\u4e8e CPU \u9891\u7387\u53d8\u5316\u3001\u8282\u7701\u80fd\u6e90\u7684\u5f85\u673a\u72b6\u6001\u4ee5\u53ca CPU \u591a\u6838\u3002\u5b9e\u9645\u4e0a\uff0c\u5728\u73b0\u4ee3 CPU \u5185\u90e8\u6709\u6570\u91cf\u60ca\u4eba\u7684\u66f4\u7b80\u5355\u7684\u5904\u7406\u5668\uff0c\u5b83\u4eec\u534f\u52a9\u4e3b CPU \u6838\u5fc3\u542f\u52a8\u5e76\u63d0\u4f9b\u8fd0\u884c\u65f6\u670d\u52a1\uff0c\u6bd4\u5982\u5728\u8fc7\u70ed\u7684\u65f6\u5019\u538b\u5236\u9891\u7387\u3002\u5728\u7edd\u5927\u591a\u6570 CPU \u67b6\u6784\u4e2d\uff0c\u5728\u4f60\u7684 CPU \u5185\u7684\u8fd9\u4e9b\u6838\u5fc3\u4e0a\u8fd0\u884c\u7684\u4ee3\u7801\u90fd\u4ee5\u4e0d\u900f\u660e\u7684\u4e8c\u8fdb\u5236 blob \u5f62\u5f0f\u63d0\u4f9b\u3002<\/p>\n<p>\u5728 OpenPOWER \u7cfb\u7edf\u4e0a\uff0c\u6240\u6709\u8fd0\u884c\u5728 CPU \u5185\u90e8\u6bcf\u4e2a\u6838\u5fc3\u7684\u6307\u4ee4\u90fd\u662f\u5f00\u6e90\u7684\u3002\u5728\u6709 OpenBMC\uff08\u6bd4\u5982 IBM \u7684 AC922 \u7cfb\u7edf\u548c Raptor \u7684 TALOS II \u4ee5\u53ca Blackbird \u7cfb\u7edf\uff09\u7684\u673a\u5668\u4e0a\uff0c\u8fd9\u8fd8\u5ef6\u4f38\u5230\u4e86\u8fd0\u884c\u5728\u57fa\u677f\u7ba1\u7406\u63a7\u5236\u5668Baseboard Management Controller\u4e0a\u7684\u4ee3\u7801\u3002\u8fd9\u5c31\u610f\u5473\u7740\u6211\u4eec\u53ef\u4ee5\u4e00\u63a2\u7a76\u7adf\uff0c\u5230\u5e95\u4e3a\u4ec0\u4e48\u4ece\u63a5\u5165\u7535\u6e90\u7ebf\u5230\u663e\u793a\u51fa\u719f\u6089\u7684\u767b\u5f55\u754c\u9762\u82b1\u4e86\u8fd9\u4e48\u957f\u65f6\u95f4\u3002<\/p>\n<p>\u5982\u679c\u4f60\u662f\u5185\u6838\u76f8\u5173\u56e2\u961f\u7684\u4e00\u5458\uff0c\u4f60\u53ef\u80fd\u542f\u52a8\u8fc7\u8bb8\u591a\u5185\u6838\u3002\u5982\u679c\u4f60\u662f\u56fa\u4ef6\u76f8\u5173\u56e2\u961f\u7684\u4e00\u5458\uff0c\u4f60\u53ef\u80fd\u8981\u542f\u52a8\u8bb8\u591a\u4e0d\u540c\u7684\u56fa\u4ef6\u6620\u50cf\uff0c\u63a5\u7740\u662f\u4e00\u4e2a\u64cd\u4f5c\u7cfb\u7edf\uff0c\u6765\u786e\u4fdd\u4f60\u7684\u56fa\u4ef6\u4ecd\u80fd\u5de5\u4f5c\u3002\u5982\u679c\u6211\u4eec\u53ef\u4ee5\u51cf\u5c11\u786c\u4ef6\u7684\u542f\u52a8\u65f6\u95f4\uff0c\u8fd9\u4e9b\u56e2\u961f\u53ef\u4ee5\u66f4\u6709\u751f\u4ea7\u529b\uff0c\u5e76\u4e14\u7ec8\u7aef\u7528\u6237\u5728\u642d\u5efa\u7cfb\u7edf\u6216\u91cd\u542f\u5b89\u88c5\u56fa\u4ef6\u6216\u7cfb\u7edf\u66f4\u65b0\u7684\u65f6\u5019\u4f1a\u5bf9\u6b64\u8868\u793a\u611f\u6fc0\u3002<\/p>\n<p>\u8fc7\u53bb\u7684\u51e0\u5e74\uff0cLinux \u53d1\u884c\u7248\u7684\u542f\u52a8\u65f6\u95f4\u5df2\u7ecf\u505a\u4e86\u5f88\u591a\u6539\u5584\u3002\u73b0\u4ee3\u7684\u521d\u59cb\u5316\u7cfb\u7edf\u5728\u5904\u7406\u5e76\u884c\u548c\u6309\u9700\u4efb\u52a1\u4e0a\u505a\u5f97\u5f88\u597d\u3002\u5728\u4e00\u4e2a\u73b0\u4ee3\u7cfb\u7edf\u4e0a\uff0c\u4e00\u65e6\u5185\u6838\u5f00\u59cb\u6267\u884c\uff0c\u5b83\u53ef\u4ee5\u5728\u77ed\u77ed\u6570\u79d2\u5185\u8fdb\u5165\u767b\u5f55\u63d0\u793a\u7b26\u754c\u9762\u3002\u8fd9\u91cc\u77ed\u77ed\u7684\u6570\u79d2\u4e0d\u662f\u4f18\u5316\u542f\u52a8\u65f6\u95f4\u7684\u4e0b\u624b\u4e4b\u5904\uff0c\u6211\u4eec\u8981\u5230\u66f4\u65e9\u7684\u5730\u65b9\uff1a\u5728\u6211\u4eec\u5230\u8fbe\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u524d\u3002<\/p>\n<p>\u5728 OpenPOWER \u7cfb\u7edf\u4e0a\uff0c\u56fa\u4ef6\u901a\u8fc7\u542f\u52a8\u4e00\u4e2a\u5b58\u50a8\u5728\u56fa\u4ef6\u95ea\u5b58\u82af\u7247\u4e0a\u7684 Linux \u5185\u6838\u6765\u52a0\u8f7d\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5b83\u8fd0\u884c\u4e00\u4e2a\u53eb\u505a Petitboot \u7684\u7528\u6237\u6001\u7a0b\u5e8f\u53bb\u5bfb\u627e\u7528\u6237\u60f3\u8981\u542f\u52a8\u7684\u7cfb\u7edf\u6240\u5728\u78c1\u76d8\uff0c\u5e76\u901a\u8fc7 kexec \u542f\u52a8\u5b83\u3002\u6709\u4e86\u8fd9\u4e9b\u4f18\u5316\uff0c\u542f\u52a8 Petitboot \u73af\u5883\u53ea\u5360\u4e86\u542f\u52a8\u65f6\u95f4\u7684\u767e\u5206\u4e4b\u51e0\uff0c\u6240\u4ee5\u6211\u4eec\u8fd8\u5f97\u4ece\u5176\u4ed6\u5730\u65b9\u5bfb\u627e\u4f18\u5316\u9879\u3002<\/p>\n<p>\u5728 Petitboot \u73af\u5883\u542f\u52a8\u524d\uff0c\u6709\u4e00\u4e2a\u5148\u5bfc\u56fa\u4ef6\uff0c\u53eb\u505a Skiboot\uff0c\u5728\u5b83\u4e4b\u524d\u6709\u4e2a Hostboot\u3002\u5728 Hostboot \u4e4b\u524d\u662f Self-Boot Engine\uff0c\u4e00\u4e2a\u6676\u5706\u5207\u7247\uff08die\uff09\u4e0a\u7684\u5355\u72ec\u6838\u5fc3\uff0c\u5b83\u542f\u52a8\u5355\u4e2a CPU \u6838\u5fc3\u5e76\u6267\u884c\u6765\u81ea Level 3 \u7f13\u5b58\u7684\u6307\u4ee4\u3002\u8fd9\u4e9b\u7ec4\u4ef6\u662f\u6211\u4eec\u53ef\u4ee5\u5728\u51cf\u5c11\u542f\u52a8\u65f6\u95f4\u4e0a\u53d6\u5f97\u8fdb\u5c55\u7684\u4e3b\u8981\u90e8\u5206\uff0c\u56e0\u4e3a\u5b83\u4eec\u82b1\u8d39\u4e86\u542f\u52a8\u7684\u7edd\u5927\u90e8\u5206\u65f6\u95f4\u3002\u6216\u8bb8\u8fd9\u4e9b\u7ec4\u4ef6\u4e2d\u7684\u4e00\u90e8\u5206\u6ca1\u6709\u8fdb\u884c\u8db3\u591f\u7684\u4f18\u5316\u6216\u5c3d\u53ef\u80fd\u505a\u5230\u5e76\u884c\uff1f<\/p>\n<p>\u53e6\u4e00\u4e2a\u7814\u7a76\u8def\u5f84\u662f\u91cd\u542f\u65f6\u95f4\u800c\u4e0d\u662f\u542f\u52a8\u65f6\u95f4\u3002\u5728\u91cd\u542f\u7684\u65f6\u5019\uff0c\u6211\u4eec\u771f\u7684\u9700\u8981\u5bf9\u6240\u6709\u786c\u4ef6\u91cd\u65b0\u521d\u59cb\u5316\u5417\uff1f<\/p>\n<p>\u6b63\u5982\u4efb\u4f55\u73b0\u4ee3\u7cfb\u7edf\u90a3\u6837\uff0c\u6539\u5584\u542f\u52a8\uff08\u6216\u91cd\u542f\uff09\u65f6\u95f4\u7684\u65b9\u6848\u5df2\u7ecf\u53d8\u6210\u4e86\u66f4\u591a\u7684\u5e76\u884c\u6267\u884c\u3001\u89e3\u51b3\u9057\u7559\u95ee\u9898\u3001\uff08\u53ef\u4ee5\u8ba4\u4e3a\uff09\u4f5c\u5f0a\u7684\u7ed3\u5408\u4f53\u3002<\/p>\n<p>via: https:\/\/opensource.com\/article\/19\/1\/booting-linux-faster<\/p>\n<p>\u4f5c\u8005\uff1aStewart Smith \u9009\u9898\uff1alujun9972 \u8bd1\u8005\uff1aalim0x \u6821\u5bf9\uff1awxy<\/p>\n<p>\u672c\u6587\u7531 LCTT \u539f\u521b\u7f16\u8bd1\uff0cLinux\u4e2d\u56fd \u8363\u8a89\u63a8\u51fa<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u6240\u6709\u6211\u62e5\u6709\u6216\u4f7f\u7528\u8fc7\u7684\u7535\u8111\u4e2d\uff0c\u542f\u52a8\u6700\u5feb\u7684\u90a3\u53f0\u662f 20 \u4e16\u7eaa 80 \u5e74\u4ee3\u7684\u7535\u8111\u3002\u5728\u4f60\u628a\u624b\u4ece\u7535\u6e90\u952e\u79fb\u5230\u952e\u76d8\u4e0a\u7684\u65f6\u5019 [&hellip;]<\/p>\n","protected":false},"author":63,"featured_media":139645,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-139632","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/139632","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/users\/63"}],"replies":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/comments?post=139632"}],"version-history":[{"count":2,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/139632\/revisions"}],"predecessor-version":[{"id":139711,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/139632\/revisions\/139711"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/media\/139645"}],"wp:attachment":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/media?parent=139632"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/categories?post=139632"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/tags?post=139632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}