{"id":51480,"date":"2024-12-03T16:46:35","date_gmt":"2024-12-03T08:46:35","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51480\/"},"modified":"2024-12-03T16:46:35","modified_gmt":"2024-12-03T08:46:35","slug":"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3linux-mbr%e7%9a%84%e5%8a%9f%e8%83%bd%e4%b8%8e%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51480\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3Linux MBR\u7684\u529f\u80fd\u4e0e\u5de5\u4f5c\u539f\u7406"},"content":{"rendered":"

<\/b> <\/p>\n

\u6df1\u5165\u4e86\u89e3Linux MBR\u7684\u529f\u80fd\u4e0e\u5de5\u4f5c\u539f\u7406<\/h1>\n

\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300a\u6df1\u5165\u4e86\u89e3Linux MBR\u7684\u529f\u80fd\u4e0e\u5de5\u4f5c\u539f\u7406\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01<\/p>\n

Linux\u7cfb\u7edf\u7684\u5f15\u5bfc\u8fc7\u7a0b\u4e2d\uff0cMaster Boot Record\uff08MBR\uff09\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002MBR\u662f\u4f4d\u4e8e\u786c\u76d8\u7684\u7b2c\u4e00\u4e2a\u6247\u533a\uff0c\u901a\u5e38\u4e3a512\u5b57\u8282\uff0c\u5305\u542b\u4e86\u5f15\u5bfc\u64cd\u4f5c\u7cfb\u7edf\u6240\u9700\u7684\u5173\u952e\u4fe1\u606f\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8Linux MBR\u7684\u529f\u80fd\u4e0e\u539f\u7406\uff0c\u540c\u65f6\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u3002<\/p>\n

MBR\u7684\u529f\u80fd\u4e0e\u7ed3\u6784<\/h3>\n

MBR\u7684\u4f5c\u7528\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n

    \n
  1. \u5f15\u5bfc\u52a0\u8f7d\u5668<\/strong>\uff1aMBR\u5305\u542b\u5f15\u5bfc\u52a0\u8f7d\u5668\uff08Boot Loader\uff09\uff0c\u5728\u8ba1\u7b97\u673a\u542f\u52a8\u65f6\u8d1f\u8d23\u52a0\u8f7d\u64cd\u4f5c\u7cfb\u7edf\u3002\u5e38\u89c1\u7684\u5f15\u5bfc\u52a0\u8f7d\u5668\u6709GRUB\u548cLILO\u3002<\/li>\n
  2. \u5206\u533a\u8868<\/strong>\uff1aMBR\u8fd8\u5305\u542b\u4e86\u786c\u76d8\u7684\u5206\u533a\u8868\uff08Partition Table\uff09\uff0c\u8bb0\u5f55\u4e86\u786c\u76d8\u4e0a\u6bcf\u4e2a\u5206\u533a\u7684\u8d77\u59cb\u4f4d\u7f6e\u3001\u5927\u5c0f\u4ee5\u53ca\u5206\u533a\u7c7b\u578b\u7b49\u4fe1\u606f\u3002<\/li>\n
  3. \u7b7e\u540d\u4fe1\u606f<\/strong>\uff1aMBR\u6700\u540e\u4e24\u4e2a\u5b57\u8282\u4e3aAA55H\uff080x55AA\uff09\uff0c\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u6807\u8bc6\uff0c\u7528\u4e8e\u6807\u5fd7MBR\u6709\u6548\u3002\u5982\u679c\u8fd9\u4e24\u4e2a\u5b57\u8282\u4e0d\u662fAA55H\uff0c\u5219\u8ba1\u7b97\u673a\u5c06\u65e0\u6cd5\u6b63\u5e38\u5f15\u5bfc\u3002<\/li>\n<\/ol>\n

    MBR\u7ed3\u6784\u5982\u4e0b\uff1a<\/p>\n

      \n
    • \u524d446\u5b57\u8282\u4e3a\u5f15\u5bfc\u52a0\u8f7d\u5668\u4ee3\u7801\uff0c\u8d1f\u8d23\u52a0\u8f7d\u64cd\u4f5c\u7cfb\u7edf\uff1b<\/li>\n
    • \u63a5\u4e0b\u676564\u5b57\u8282\u4e3a\u5206\u533a\u8868\uff0c\u6bcf\u4e2a\u5206\u533a\u8868\u9879\u536016\u5b57\u8282\uff0c\u4e00\u822c\u6700\u591a\u652f\u6301\u56db\u4e2a\u4e3b\u5206\u533a\uff1b<\/li>\n
    • \u6700\u540e\u4e24\u4e2a\u5b57\u8282\u4e3aAA55H\u6807\u8bc6\u3002<\/li>\n<\/ul>\n

      Linux MBR\u7684\u52a0\u8f7d\u6d41\u7a0b<\/h3>\n

      Linux\u7cfb\u7edf\u5f15\u5bfc\u8fc7\u7a0b\u4e2d\uff0cMBR\u7684\u52a0\u8f7d\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n

        \n
      1. BIOS\uff08Basic Input\/Output System\uff09\u542f\u52a8<\/strong>\uff1a\u8ba1\u7b97\u673a\u901a\u7535\u540e\uff0c\u9996\u5148\u7531BIOS\u52a0\u8f7dMBR\u3002BIOS\u4f1a\u5c06\u63a7\u5236\u6743\u4ea4\u7ed9MBR\u4e2d\u7684\u5f15\u5bfc\u52a0\u8f7d\u5668\u3002<\/li>\n
      2. \u5f15\u5bfc\u52a0\u8f7d\u5668\u52a0\u8f7d\u5185\u6838<\/strong>\uff1a\u5f15\u5bfc\u52a0\u8f7d\u5668\u4f1a\u6839\u636e\u914d\u7f6e\u6587\u4ef6\u52a0\u8f7d\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u901a\u5e38\u4f7f\u7528GRUB\u4f5c\u4e3a\u5f15\u5bfc\u52a0\u8f7d\u5668\u3002<\/li>\n
      3. \u5185\u6838\u521d\u59cb\u5316<\/strong>\uff1a\u4e00\u65e6\u5185\u6838\u52a0\u8f7d\u6210\u529f\uff0c\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u4fbf\u5f00\u59cb\u521d\u59cb\u5316\u7cfb\u7edf\u8d44\u6e90\u3001\u52a0\u8f7d\u9a71\u52a8\u7a0b\u5e8f\u7b49\u64cd\u4f5c\u3002<\/li>\n
      4. \u542f\u52a8\u7cfb\u7edf\u8fdb\u7a0b<\/strong>\uff1a\u968f\u540e\u5185\u6838\u4f1a\u542f\u52a8init\u8fdb\u7a0b\uff0c\u8fdb\u800c\u542f\u52a8\u7cfb\u7edf\u4e2d\u7684\u5176\u4ed6\u8fdb\u7a0b\uff0c\u5b8c\u6210\u7cfb\u7edf\u7684\u542f\u52a8\u3002<\/li>\n<\/ol>\n

        \u793a\u4f8b\u4ee3\u7801<\/h3>\n

        \u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u4ee3\u7801\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528GRUB\u5f15\u5bfc\u52a0\u8f7d\u5668\u5728MBR\u4e2d\u52a0\u8f7dLinux\u64cd\u4f5c\u7cfb\u7edf\uff1a<\/p>\n

        ; MBR\u4ee3\u7801\u793a\u4f8b\nbits 16               ; \u4f7f\u752816\u4f4d\u6a21\u5f0f\norg 0x7C00            ; MBR\u52a0\u8f7d\u5730\u5740\n\nstart:\n    jmp main          ; \u8df3\u8f6c\u5230\u4e3b\u7a0b\u5e8f\u5165\u53e3\n\ntimes 510-($-$$) db 0 ; \u586b\u5145\u5269\u4f59\u7a7a\u95f4\u4e3a0\uff0c\u4f7f\u603b\u957f\u5ea6\u4e3a512\u5b57\u8282\ndw 0xAA55             ; MBR\u6709\u6548\u6807\u8bc6\n\nmain:\n    ; \u5728\u8fd9\u91cc\u7f16\u5199\u5f15\u5bfc\u52a0\u8f7d\u5668\u4ee3\u7801\uff0c\u52a0\u8f7d\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838<\/pre>\n
        \u7ed3\u8bba<\/h3>\n
        \u672c\u6587\u5bf9Linux MBR\u7684\u529f\u80fd\u4e0e\u539f\u7406\u8fdb\u884c\u4e86\u7b80\u8981\u4ecb\u7ecd\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684MBR\u4ee3\u7801\u793a\u4f8b\u3002\u901a\u8fc7\u6df1\u5165\u7814\u7a76MBR\u7684\u4f5c\u7528\u548c\u52a0\u8f7d\u6d41\u7a0b\uff0c\u8bfb\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3Linux\u7cfb\u7edf\u5f15\u5bfc\u7684\u8fc7\u7a0b\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u7406\u89e3MBR\u7684\u5de5\u4f5c\u539f\u7406\u5bf9\u4e8e\u7cfb\u7edf\u7ef4\u62a4\u548c\u6545\u969c\u6392\u67e5\u90fd\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002\u5e0c\u671b\u672c\u6587\u80fd\u591f\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u638c\u63e1Linux\u7cfb\u7edf\u5f15\u5bfc\u7684\u5173\u952e\u77e5\u8bc6\u3002<\/p>\n
        \u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300a\u6df1\u5165\u4e86\u89e3Linux MBR\u7684\u529f\u80fd\u4e0e\u5de5\u4f5c\u539f\u7406\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u5427\uff01<\/p>\n
        \n
        <\/dt>\n
        \n   \u4f18\u5316\u5185\u5b58\u4f7f\u7528\uff1a\u907f\u514d\u91cd\u590d\u6570\u636e\u7684\u65b9\u6cd5\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
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