{"id":63226,"date":"2025-04-29T12:24:15","date_gmt":"2025-04-29T04:24:15","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63226\/"},"modified":"2025-04-29T12:24:15","modified_gmt":"2025-04-29T04:24:15","slug":"%e6%b7%b1%e5%85%a5%e6%8e%a2%e8%ae%a8linux%e5%86%85%e6%a0%b8%e7%9a%84%e4%b8%bb%e5%87%bd%e6%95%b0%e6%89%a7%e8%a1%8c%e6%b5%81%e7%a8%8b-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63226\/","title":{"rendered":"\u6df1\u5165\u63a2\u8ba8Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b"},"content":{"rendered":"

\"\u6df1\u5165\u63a2\u8ba8Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u63d2\u56fe\"<\/p>\n

\u5728\u8ba1\u7b97\u673a\u9886\u57df\u4e2d\uff0cLinux\u5185\u6838\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\u3002\u5b83\u4f5c\u4e3a\u64cd\u4f5c\u7cfb\u7edf\u7684\u6838\u5fc3\uff0c\u8d1f\u8d23\u7ba1\u7406\u7cfb\u7edf\u8d44\u6e90\u3001\u8c03\u5ea6\u4efb\u52a1\u3001\u5904\u7406\u4e2d\u65ad\u7b49\u91cd\u8981\u529f\u80fd\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\uff0c\u5e76\u7ed3\u5408\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\u8fdb\u884c\u5206\u6790\uff0c\u5e0c\u671b\u80fd\u5e2e\u52a9\u8bfb\u8005\u66f4\u6df1\u5165\u5730\u4e86\u89e3Linux\u5185\u6838\u7684\u8fd0\u884c\u673a\u5236\u3002<\/p>\n

Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570<\/h3>\n

\u5728Linux\u5185\u6838\u7684\u542f\u52a8\u8fc7\u7a0b\u4e2d\uff0c\u4e3b\u51fd\u6570main()\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002\u5728\u5185\u6838\u7f16\u8bd1\u8fc7\u7a0b\u4e2d\uff0c\u94fe\u63a5\u5668\u4f1a\u5c06\u6240\u6709\u6a21\u5757\u8fde\u63a5\u6210\u4e00\u4e2a\u53ef\u6267\u884c\u6587\u4ef6\u3002\u800c\u5185\u6838\u542f\u52a8\u65f6\uff0c\u6700\u7ec8\u6267\u884c\u7684\u5165\u53e3\u51fd\u6570\u5373\u4e3amain()\u51fd\u6570\u3002\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u4e00\u4e2a\u7b80\u5316\u7684Linux\u5185\u6838\u7684main\u51fd\u6570\u793a\u4f8b\uff1a<\/p>\n

int main(void)\n{\n    \/\/ \u521d\u59cb\u5316\u5185\u6838\u6570\u636e\u7ed3\u6784\n    setup_arch();\n    \n    \/\/ \u521d\u59cb\u5316\u4e2d\u65ad\u63a7\u5236\u5668\n    setup_irq();\n    \n    \/\/ \u521d\u59cb\u5316\u7cfb\u7edf\u8c03\u5ea6\u5668\n    scheduler_init();\n    \n    \/\/ \u542f\u52a8\u7cfb\u7edf\n    start_kernel();\n    \n    \/\/ \u6c38\u8fdc\u4e0d\u4f1a\u6267\u884c\u5230\u8fd9\u91cc\n    return 0;\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u5206\u6790<\/h3>\n
    \n
  1.  \u521d\u59cb\u5316\u5185\u6838\u6570\u636e\u7ed3\u6784\uff08setup_arch\uff09<\/strong>\uff1a\u5728\u8fd9\u4e00\u6b65\u4e2d\uff0c\u4e3b\u8981\u662f\u5bf9\u5185\u6838\u6570\u636e\u7ed3\u6784\u8fdb\u884c\u521d\u59cb\u5316\uff0c\u5305\u62ec\u521d\u59cb\u5316\u9875\u8868\u3001\u521d\u59cb\u5316\u7cfb\u7edf\u8c03\u5ea6\u7b49\u3002<\/li>\n
  2.  \u521d\u59cb\u5316\u4e2d\u65ad\u63a7\u5236\u5668\uff08setup_irq\uff09<\/strong>\uff1a\u5185\u6838\u9700\u8981\u5904\u7406\u5404\u79cd\u4e2d\u65ad\uff0c\u901a\u8fc7\u521d\u59cb\u5316\u4e2d\u65ad\u63a7\u5236\u5668\uff0c\u53ef\u4ee5\u6b63\u786e\u5730\u54cd\u5e94\u5404\u79cd\u786c\u4ef6\u4e2d\u65ad\u3002<\/li>\n
  3.  \u521d\u59cb\u5316\u7cfb\u7edf\u8c03\u5ea6\u5668\uff08scheduler_init\uff09<\/strong>\uff1a\u7cfb\u7edf\u8c03\u5ea6\u5668\u8d1f\u8d23\u7ba1\u7406\u8fdb\u7a0b\u7684\u8c03\u5ea6\uff0c\u5305\u62ec\u9009\u62e9\u4e0b\u4e00\u4e2a\u8981\u6267\u884c\u7684\u4efb\u52a1\uff0c\u5206\u914dCPU\u65f6\u95f4\u7b49\u3002<\/li>\n
  4.  \u542f\u52a8\u7cfb\u7edf\uff08start_kernel\uff09<\/strong>\uff1a\u542f\u52a8\u5185\u6838\uff0c\u5f00\u59cb\u5904\u7406\u7cfb\u7edf\u8c03\u5ea6\u3001\u4e2d\u65ad\u5904\u7406\u7b49\u529f\u80fd\u3002<\/li>\n<\/ol>\n
    \u5177\u4f53\u4ee3\u7801\u793a\u4f8b<\/h3>\n
    \u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e0bLinux\u5185\u6838\u4e2d\u5b9e\u9645\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u4ee5\u66f4\u5177\u4f53\u5730\u5c55\u793a\u4e3b\u51fd\u6570\u7684\u6267\u884c\u6d41\u7a0b\u3002<\/p>\n
    void start_kernel(void)\n{\n    \/\/ \u542f\u52a8\u5b9a\u65f6\u5668\n    init_timer();\n    \n    \/\/ \u521d\u59cb\u5316\u8fdb\u7a0b\u7cfb\u7edf\n    init_process();\n    \n    \/\/ \u5f00\u542f\u4e2d\u65ad\n    enable_interrupts();\n    \n    \/\/ \u8fdb\u5165\u7cfb\u7edf\u8c03\u5ea6\u5faa\u73af\n    while(1) {\n        schedule();\n    }\n}<\/pre>\n
      \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
    \u5728\u8fd9\u6bb5\u793a\u4f8b\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5728start_kernel\u51fd\u6570\u4e2d\u542f\u52a8\u5b9a\u65f6\u5668\u3001\u521d\u59cb\u5316\u8fdb\u7a0b\u7cfb\u7edf\u3001\u5f00\u542f\u4e2d\u65ad\uff0c\u5e76\u8fdb\u5165\u7cfb\u7edf\u8c03\u5ea6\u5faa\u73af\u3002\u8fd9\u4e9b\u6b65\u9aa4\u662fLinux\u5185\u6838\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u4e2d\u7684\u5173\u952e\u73af\u8282\uff0c\u786e\u4fdd\u7cfb\u7edf\u80fd\u591f\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n
    \u603b\u7ed3<\/h3>\n
    \u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u6211\u4eec\u5bf9Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u6709\u4e86\u66f4\u6df1\u5165\u7684\u4e86\u89e3\u3002\u4e3b\u51fd\u6570\u5728\u5185\u6838\u542f\u52a8\u8fc7\u7a0b\u4e2d\u626e\u6f14\u7740\u5173\u952e\u7684\u89d2\u8272\uff0c\u901a\u8fc7\u521d\u59cb\u5316\u5404\u79cd\u7cfb\u7edf\u6a21\u5757\u3001\u542f\u52a8\u7cfb\u7edf\u8c03\u5ea6\u5668\u7b49\u6b65\u9aa4\uff0c\u786e\u4fdd\u5185\u6838\u6b63\u5e38\u8fd0\u884c\u3002\u5e0c\u671b\u8bfb\u8005\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\u548c\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\uff0c\u5bf9Linux\u5185\u6838\u7684\u8fd0\u884c\u673a\u5236\u6709\u66f4\u6e05\u6670\u7684\u8ba4\u8bc6\u3002<\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u6df1\u5165\u63a2\u8ba8Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5728\u8ba1\u7b97\u673a\u9886\u57df\u4e2d\uff0cLinux\u5185\u6838\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\u3002\u5b83\u4f5c\u4e3a\u64cd\u4f5c\u7cfb\u7edf\u7684\u6838\u5fc3\uff0c\u8d1f\u8d23\u7ba1\u7406\u7cfb\u7edf\u8d44\u6e90\u3001\u8c03\u5ea6\u4efb\u52a1\u3001\u5904\u7406\u4e2d\u65ad\u7b49\u91cd\u8981\u529f\u80fd\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\uff0c\u5e76\u7ed3\u5408\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\u8fdb\u884c\u5206\u6790\uff0c\u5e0c\u671b\u80fd\u5e2e\u52a9\u8bfb\u8005\u66f4\u6df1\u5165\u5730\u4e86\u89e3Linux\u5185\u6838\u7684\u8fd0\u884c\u673a\u5236\u3002 Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570 \u5728Linux\u5185\u6838\u7684\u542f\u52a8\u8fc7\u7a0b\u4e2d\uff0c\u4e3b\u51fd\u6570main()\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002\u5728\u5185\u6838\u7f16\u8bd1\u8fc7\u7a0b\u4e2d\uff0c\u94fe\u63a5\u5668\u4f1a\u5c06\u6240\u6709\u6a21\u5757\u8fde\u63a5\u6210\u4e00\u4e2a\u53ef\u6267\u884c\u6587\u4ef6\u3002\u800c\u5185\u6838\u542f\u52a8\u65f6\uff0c\u6700\u7ec8\u6267\u884c\u7684\u5165\u53e3\u51fd\u6570\u5373\u4e3amain()\u51fd\u6570\u3002\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u4e00\u4e2a\u7b80\u5316\u7684Linux\u5185\u6838\u7684main\u51fd\u6570\u793a\u4f8b\uff1a int main(void) { \/\/ \u521d\u59cb\u5316\u5185\u6838\u6570\u636e\u7ed3\u6784 setup_arch(); \/\/ \u521d\u59cb\u5316\u4e2d\u65ad\u63a7\u5236\u5668 setup_irq(); \/\/ \u521d\u59cb\u5316\u7cfb\u7edf\u8c03\u5ea6\u5668 scheduler_init(); \/\/ \u542f\u52a8\u7cfb\u7edf start_kernel(); \/\/ \u6c38\u8fdc\u4e0d\u4f1a\u6267\u884c\u5230\u8fd9\u91cc return 0; } \u767b\u5f55\u540e\u590d\u5236 \u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u5206\u6790 \u521d\u59cb\u5316\u5185\u6838\u6570\u636e\u7ed3\u6784\uff08setup_arch\uff09\uff1a\u5728\u8fd9\u4e00\u6b65\u4e2d\uff0c\u4e3b\u8981\u662f\u5bf9\u5185\u6838\u6570\u636e\u7ed3\u6784\u8fdb\u884c\u521d\u59cb\u5316\uff0c\u5305\u62ec\u521d\u59cb\u5316\u9875\u8868\u3001\u521d\u59cb\u5316\u7cfb\u7edf\u8c03\u5ea6\u7b49\u3002 \u521d\u59cb\u5316\u4e2d\u65ad\u63a7\u5236\u5668\uff08setup_irq\uff09\uff1a\u5185\u6838\u9700\u8981\u5904\u7406\u5404\u79cd\u4e2d\u65ad\uff0c\u901a\u8fc7\u521d\u59cb\u5316\u4e2d\u65ad\u63a7\u5236\u5668\uff0c\u53ef\u4ee5\u6b63\u786e\u5730\u54cd\u5e94\u5404\u79cd\u786c\u4ef6\u4e2d\u65ad\u3002 \u521d\u59cb\u5316\u7cfb\u7edf\u8c03\u5ea6\u5668\uff08scheduler_init\uff09\uff1a\u7cfb\u7edf\u8c03\u5ea6\u5668\u8d1f\u8d23\u7ba1\u7406\u8fdb\u7a0b\u7684\u8c03\u5ea6\uff0c\u5305\u62ec\u9009\u62e9\u4e0b\u4e00\u4e2a\u8981\u6267\u884c\u7684\u4efb\u52a1\uff0c\u5206\u914dCPU\u65f6\u95f4\u7b49\u3002 \u542f\u52a8\u7cfb\u7edf\uff08start_kernel\uff09\uff1a\u542f\u52a8\u5185\u6838\uff0c\u5f00\u59cb\u5904\u7406\u7cfb\u7edf\u8c03\u5ea6\u3001\u4e2d\u65ad\u5904\u7406\u7b49\u529f\u80fd\u3002 \u5177\u4f53\u4ee3\u7801\u793a\u4f8b \u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e0bLinux\u5185\u6838\u4e2d\u5b9e\u9645\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u4ee5\u66f4\u5177\u4f53\u5730\u5c55\u793a\u4e3b\u51fd\u6570\u7684\u6267\u884c\u6d41\u7a0b\u3002 void start_kernel(void) { \/\/ \u542f\u52a8\u5b9a\u65f6\u5668 init_timer(); \/\/ \u521d\u59cb\u5316\u8fdb\u7a0b\u7cfb\u7edf init_process(); \/\/ \u5f00\u542f\u4e2d\u65ad enable_interrupts(); \/\/ \u8fdb\u5165\u7cfb\u7edf\u8c03\u5ea6\u5faa\u73af while(1) { schedule(); } } \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u6bb5\u793a\u4f8b\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5728start_kernel\u51fd\u6570\u4e2d\u542f\u52a8\u5b9a\u65f6\u5668\u3001\u521d\u59cb\u5316\u8fdb\u7a0b\u7cfb\u7edf\u3001\u5f00\u542f\u4e2d\u65ad\uff0c\u5e76\u8fdb\u5165\u7cfb\u7edf\u8c03\u5ea6\u5faa\u73af\u3002\u8fd9\u4e9b\u6b65\u9aa4\u662fLinux\u5185\u6838\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u4e2d\u7684\u5173\u952e\u73af\u8282\uff0c\u786e\u4fdd\u7cfb\u7edf\u80fd\u591f\u6b63\u5e38\u8fd0\u884c\u3002 \u603b\u7ed3 \u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u6211\u4eec\u5bf9Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u6709\u4e86\u66f4\u6df1\u5165\u7684\u4e86\u89e3\u3002\u4e3b\u51fd\u6570\u5728\u5185\u6838\u542f\u52a8\u8fc7\u7a0b\u4e2d\u626e\u6f14\u7740\u5173\u952e\u7684\u89d2\u8272\uff0c\u901a\u8fc7\u521d\u59cb\u5316\u5404\u79cd\u7cfb\u7edf\u6a21\u5757\u3001\u542f\u52a8\u7cfb\u7edf\u8c03\u5ea6\u5668\u7b49\u6b65\u9aa4\uff0c\u786e\u4fdd\u5185\u6838\u6b63\u5e38\u8fd0\u884c\u3002\u5e0c\u671b\u8bfb\u8005\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\u548c\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\uff0c\u5bf9Linux\u5185\u6838\u7684\u8fd0\u884c\u673a\u5236\u6709\u66f4\u6e05\u6670\u7684\u8ba4\u8bc6\u3002 \u4ee5\u4e0a\u5c31\u662f\u6df1\u5165\u63a2\u8ba8Linux\u5185\u6838\u7684\u4e3b\u51fd\u6570\u6267\u884c\u6d41\u7a0b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-63226","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63226","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=63226"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63226\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=63226"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=63226"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=63226"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}