{"id":108,"date":"2012-03-24T17:34:16","date_gmt":"2012-03-24T09:34:16","guid":{"rendered":"http:\/\/www.zwenke.cn\/?p=108"},"modified":"2018-06-27T11:36:46","modified_gmt":"2018-06-27T03:36:46","slug":"mbr%e7%9f%a5%e8%af%86%e6%95%b4%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.zwenke.cn\/?p=108","title":{"rendered":"MBR\u77e5\u8bc6\u6574\u7406"},"content":{"rendered":"

MBR\u7b80\u4ecb<\/strong>
\nMBR\uff0c\u5168\u79f0\u4e3aMaster Boot Record\uff0c\u5373\u786c\u76d8\u7684\u4e3b\u5f15\u5bfc\u8bb0\u5f55\u3002\u4e3a\u4e86\u4fbf\u4e8e\u7406\u89e3\uff0c\u4e00\u822c\u5c06MBR\u5206\u4e3a\u5e7f\u4e49\u548c\u72ed\u4e49\u4e24\u79cd\uff1a\u5e7f\u4e49\u7684MBR\u5305\u542b\u6574\u4e2a\u6247\u533a\uff08\u5f15\u5bfc\u7a0b\u5e8f\u3001\u5206\u533a\u8868\u53ca\u5206\u9694\u6807\u8bc6\uff09\uff0c\u4e5f\u5c31\u662f\u4e0a\u9762\u6240\u8bf4\u7684\u4e3b\u5f15\u5bfc\u8bb0\u5f55\uff1b\u800c\u72ed\u4e49\u7684MBR\u4ec5\u6307\u5f15\u5bfc\u7a0b\u5e8f\u800c\u8a00\u3002\u786c\u76d8\u76840\u67f1\u9762\u30010\u78c1\u5934\u30011\u6247\u533a\u79f0\u4e3a\u4e3b\u5f15\u5bfc\u6247\u533a\uff08\u4e5f\u53eb\u4e3b\u5f15\u5bfc\u8bb0\u5f55MBR\uff09\u3002\u5b83\u7531\u4e09\u4e2a\u90e8\u5206\u7ec4\u6210\uff0c\u4e3b\u5f15\u5bfc\u7a0b\u5e8f\u3001\u786c\u76d8\u5206\u533a\u8868DPT\uff08Disk Partition table\uff09\u548c\u786c\u76d8\u6709\u6548\u6807\u5fd7\uff0855AA\uff09\u3002\u5728\u603b\u5171512\u5b57\u8282\u7684\u4e3b\u5f15\u5bfc\u6247\u533a\u91cc\u4e3b\u5f15\u5bfc\u7a0b\u5e8f\uff08boot loader\uff09\u5360446\u4e2a\u5b57\u8282\uff0c\u53ef\u5728FDISK\u7a0b\u5e8f\u4e2d\u627e\u5230\uff0c\u5b83\u7528\u4e8e\u786c\u76d8\u542f\u52a8\u65f6\u5c06\u7cfb\u7edf\u63a7\u5236\u8f6c\u7ed9\u7528\u6237\u6307\u5b9a\u7684\u5e76\u5728\u5206\u533a\u8868\u4e2d\u767b\u8bb0\u4e86\u7684\u67d0\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u3002\u7b2c\u4e8c\u90e8\u5206\u662fPartition table\u533a\uff08\u5206\u533a\u8868\uff09\uff0c\u5373DPT\uff0c\u536064\u4e2a\u5b57\u8282\uff0c\u786c\u76d8\u4e2d\u5206\u533a\u6709\u591a\u5c11\u4ee5\u53ca\u6bcf\u4e00\u5206\u533a\u7684\u5927\u5c0f\u90fd\u8bb0\u5728\u5176\u4e2d\u3002\u7b2c\u4e09\u90e8\u5206\u662fmagicnumber\uff0c\u7ed3\u675f\u6807\u5fd7\uff0c\u53602\u4e2a\u5b57\u8282\uff0c\u56fa\u5b9a\u4e3a55AA\uff0c\u5b58\u50a8\u65f6\u4f4e\u4f4d\u5728\u524d\uff0c\u9ad8\u4f4d\u5728\u540e\uff0c\u5373\u770b\u4e0a\u53bb\u662f55AA\uff08\u5341\u516d\u8fdb\u5236\uff09\u3002
\n\"MBR\u793a\u610f\u56fe\"<\/a>
\n\u64cd\u4f5cMBR<\/strong>
\nMBR\u662f\u4e0d\u5c5e\u4e8e\u4efb\u4f55\u4e00\u4e2a\u64cd\u4f5c\u7cfb\u7edf\uff0c\u4e5f\u4e0d\u80fd\u7528\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u7684\u78c1\u76d8\u64cd\u4f5c\u547d\u4ee4\u6765\u8bfb\u53d6\u5b83\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u6765\u4fee\u6539\u548c\u91cd\u5199\uff0c\u5982\u5728minix3\u91cc\u9762\uff0c\u53ef\u4ee5\u7528\u547d\u4ee4\uff1ainstallboot -m \/dev\/c0d0 \/usr\/mdec\/masterboot\u6765\u628amasterboot\u8fd9\u4e2a\u5c0f\u7a0b\u5e8f\u5199\u5230mbr\u91cc\u9762\uff0cmasterboot\u901a\u5e38\u7528\u6c47\u7f16\u8bed\u8a00\u6765\u7f16\u5199\u3002\u6211\u4eec\u4e5f\u53ef\u4ee5\u7528ROM-BIOS\u4e2d\u63d0\u4f9b\u7684INT13H\u76842\u53f7\u529f\u80fd\u6765\u8bfb\u51fa\u8be5\u6247\u533a\u7684\u5185\u5bb9\uff0c\u4e5f\u53ef\u7528\u8f6f\u4ef6\u5de5\u5177Norton8.0\u4e2d\u7684DISKEDIT.EXE\u6765\u8bfb\u53d6\u3002
\n\u8c03\u7528\u53c2\u6570
\n\u7528INT13H\u7684\u8bfb\u78c1\u76d8\u6247\u533a\u529f\u80fd\u7684\u8c03\u7528\u53c2\u6570\u5982\u4e0b\uff1a
\n\u5165\u53e3\u53c2\u6570\uff1aAH=2 \uff08\u6307\u5b9a\u529f\u80fd\u53f7\uff09
\nAL=\u8981\u8bfb\u53d6\u7684\u6247\u533a\u6570
\nDL=\u78c1\u76d8\u53f7\uff080\u30011-\u8f6f\u76d8\uff1b80\u300181-\u786c\u76d8\uff09
\nDH=\u78c1\u5934\u53f7
\nCL\u9ad82\u4f4d+CH=\u67f1\u9762\u53f7
\nCL\u4f4e6\u4f4d=\u6247\u533a\u53f7
\nCS:BX=\u5b58\u653e\u8bfb\u53d6\u6570\u636e\u7684\u5185\u5b58\u7f13\u51b2\u5730\u5740
\n\u51fa\u53e3\u53c2\u6570\uff1aCS:BX=\u8bfb\u53d6\u6570\u636e\u5b58\u653e\u5730\u5740
\n\u9519\u8bef\u4fe1\u606f\uff1a\u5982\u679c\u51fa\u9519CF=1 AH=\u9519\u8bef\u4ee3\u7801
\n\u7528DEBUG\u8bfb\u53d6\u4f4d\u4e8e\u786c\u76d80\u67f1\u9762\u30010\u78c1\u5934\u30011\u6247\u533a\u7684\u64cd\u4f5c\u5982\u4e0b\uff1a
\nA>DEBUG
\n-A 100
\nXXXX:XXXX MOV AX,0201 \uff08\u7528\u529f\u80fd\u53f72\u8bfb1\u4e2a\u6247\u533a\uff09
\nXXXX:XXXX MOV BX,1000 \uff08\u628a\u8bfb\u51fa\u7684\u6570\u636e\u653e\u5165\u7f13\u51b2\u533a\u7684\u5730\u5740\u4e3aCS:1000\uff09
\nXXXX:XXXX MOV CX,0001 \uff08\u8bfb0\u67f1\u9762\uff0c1\u6247\u533a\uff09
\nXXXX:XXXX MOV DX,0080 \uff08\u6307\u5b9a\u7b2c\u4e00\u7269\u7406\u76d8\u76840\u78c1\u5934\uff09
\nXXXX:XXXX INT 13
\nXXXX:XXXX INT 3
\nXXXX:XXXX \uff08\u6309\u56de\u8f66\u952e\uff09
\n-G=100 \uff08\u6267\u884c\u4ee5\u4e0a\u7a0b\u5e8f\u6bb5\uff09
\n-D 1000 11FF \uff08\u663e\u793a512\u5b57\u8282\u7684MBR\u5185\u5bb9\uff09
\n\u5728windows\u64cd\u4f5c\u7cfb\u7edf\u4e0b\uff0c\u4f8b\u5982xp\uff0c2003\uff0cVista\uff0cwindows7\uff0c\u6709\u5fae\u8f6f\u63d0\u4f9b\u7684\u63a5\u53e3\u76f4\u63a5\u8bfb\u5199mbr;
\nFILE * fd=fopen(“\\\\\\\\.\\\\PHYSICALDRIVE0″,”rb+”);
\nchar buffer[512];
\nfread(buffer,512,1,fd);
\n\/\/then you can edit buffer[512] as your wish……
\nfseek(fd,0,SEEK_SET); \/\/\u5f88\u91cd\u8981
\nfwrite(buffer,512,1,fd); \/\/\u628a\u4fee\u6539\u540e\u7684MBR\u5199\u5165\u5230\u4f60\u7684\u673a\u5668
\nfclose(fd); \/\/\u5927\u529f\u544a\u6210
\nMBR\u7ec4\u6210<\/strong>
\n\u4e00\u4e2a\u6247\u533a\u7684\u786c\u76d8\u4e3b\u5f15\u5bfc\u8bb0\u5f55MBR\u75314\u4e2a\u90e8\u5206\u7ec4\u6210\u3002
\n\u00b7\u4e3b\u5f15\u5bfc\u7a0b\u5e8f\uff08\u504f\u79fb\u5730\u57400000H–0088H\uff09\uff0c\u5b83\u8d1f\u8d23\u4ece\u6d3b\u52a8\u5206\u533a\u4e2d\u88c5\u8f7d\uff0c\u5e76\u8fd0\u884c\u7cfb\u7edf\u5f15\u5bfc\u7a0b\u5e8f\u3002
\n\u00b7\u51fa\u9519\u4fe1\u606f\u6570\u636e\u533a\uff0c\u504f\u79fb\u5730\u57400089H–00E1H\u4e3a\u51fa\u9519\u4fe1\u606f\uff0c00E2H–01BDH\u5168\u4e3a0\u5b57\u8282\u3002
\n\u00b7\u5206\u533a\u8868\uff08DPT,Disk Partition Table\uff09\u542b4\u4e2a\u5206\u533a\u9879\uff0c\u504f\u79fb\u5730\u574001BEH–01FDH,\u6bcf\u4e2a\u5206\u533a\u8868\u9879\u957f16\u4e2a\u5b57\u8282\uff0c\u517164\u5b57\u8282\u4e3a\u5206\u533a\u98791\u3001\u5206\u533a\u98792\u3001\u5206\u533a\u98793\u3001\u5206\u533a\u98794\u3002
\n\u00b7\u7ed3\u675f\u6807\u5fd7\u5b57\uff0c\u504f\u79fb\u5730\u574001FE–01FF\u76842\u4e2a\u5b57\u8282\u503c\u4e3a\u7ed3\u675f\u6807\u5fd755AA,\u5982\u679c\u8be5\u6807\u5fd7\u9519\u8bef\u7cfb\u7edf\u5c31\u4e0d\u80fd\u542f\u52a8\u3002
\nMBR\u7684\u7ed3\u6784\u5982\u4e0b\u8868\u6240\u793a
\n\u5b57\u8282\u504f\u79fb\uff0816\u8fdb\u5236\uff09 \u5b57\u8282\u6570 \u63cf\u8ff0
\n00~1BD \u00a0 \u00a0 \u00a0 \u00a0 446 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u5f15\u5bfc\u4ee3\u7801
\n1BE~1CD \u00a0 \u00a0 \u00a0 16 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u5206\u533a\u8868\u98791
\n1CE~1DD \u00a0\u00a0 \u00a0 \u00a016 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u5206\u533a\u8868\u98792
\n1DE~1ED \u00a0 \u00a0 \u00a0\u00a016 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u5206\u533a\u8868\u98793
\n1EE~1FD \u00a0 \u00a0 \u00a0 16 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u5206\u533a\u8868\u98794
\n1FE~1FF \u00a0 \u00a0 \u00a0 \u00a02 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u7b7e\u540d\u503c\u201c55AA\u201d
\n\"MBR\u6247\u533a\u793a\u610f\u56fe\"<\/a>
\n\u5177\u4f53\u542b\u4e49\u5982\u4e0b\uff1a
\n(1) 0x00~0x1BD\uff1a446\u4e2a\u5b57\u8282\uff0c\u5305\u542b\u4e00\u6bb5\u6307\u4ee4\uff0c\u7528\u4ee5\u901a\u77e5\u8ba1\u7b97\u673a\u5982\u4f55\u8bbf\u95ee\u5206\u533a\u8868\u5e76\u5b9a\u4f4d\u64cd\u4f5c\u7cfb\u7edf\u7684\u4f4d\u7f6e\u3002\u8fd9\u90e8\u5206\u7684\u4ee3\u7801\u4f1a\u56e0\u4e3a\u64cd\u4f5c\u7cfb\u7edf\u4e0d\u540c\u800c\u4e0d\u540c\uff0c\u5229\u7528\u5f15\u5bfc\u4ee3\u7801\u53ef\u4ee5\u5b9e\u73b0\u591a\u91cd\u7cfb\u7edf\u5f15\u5bfc\u3002\u591a\u7cfb\u7edf\u5f15\u5bfc\u6709\u4e24\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\uff1a\u4e00\u79cd\u65b9\u6cd5\u662f\u7528Windows\u64cd\u4f5c\u7cfb\u7edf\u5728\u5f15\u5bfc\u5206\u533a\u4e2d\u8bbe\u7f6e\u4e00\u6bb5\u4ee3\u7801\uff0c\u5148\u52a0\u8f7d\u8fdb\u5165\u7528\u6237\u9009\u62e9\u7cfb\u7edf\u7684\u754c\u9762\uff0c\u5141\u8bb8\u7528\u6237\u9009\u62e9\u8981\u8fdb\u5165\u7684\u7cfb\u7edf\uff0c\u518d\u8fdb\u5165\u6307\u5b9a\u7684\u7cfb\u7edf\uff1b\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u662f\u6539\u53d8MBR\u4e2d\u7684\u5f15\u5bfc\u4ee3\u7801\uff0c\u8be5\u4ee3\u7801\u76f4\u63a5\u5448\u73b0\u7ed9\u7528\u6237\u4e00\u4e2a\u9009\u62e9\u7cfb\u7edf\u7684\u754c\u9762\u3002
\n(2) 0x1BE~0x1FD\uff1a64\u4e2a\u5b57\u8282\uff0c4\u4e2a\u5206\u533a\u8868\u9879\uff0c\u6bcf\u4e2a\u8868\u9879\u5360\u752816\u4e2a\u5b57\u8282\uff0c\u63cf\u8ff0\u4e00\u4e2a\u5206\u533a\uff0c\u6700\u591a\u53ef\u4ee5\u63cf\u8ff04\u4e2a\u5206\u533a\uff08\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48MBR\u5206\u533a\u4f53\u7cfb\u53ea\u80fd\u5206\u62104\u4e2a\u533a\u3010\u6211\u4eec\u5e73\u65f6\u770b\u5230\u7684\u5206\u533a\u4e00\u822c\u53ef\u4ee5\u4ece26\u4e2a\u5b57\u6bcd\u4e2d\u9009\u53d6\u4efb\u610f\u591a\u4e2a\u5f53\u505a\u5206\u533a\u6807\u8bc6\uff08\u591a\u4e8e4\u4e2a\uff09\uff0c\u8fd9\u662f\u56e0\u4e3a\u90a3\u4e9b\u5206\u533a\u662f\u903b\u8f91\u5206\u533a\uff0c\u8fd9\u91cc\u76844\u4e2a\u5206\u533a\u6307\u7684\u662f\u4e3b\u5206\u533a\u548c\u6269\u5c55\u5206\u533a\u7684\u6570\u76ee\uff0c\u800c\u903b\u8f91\u5206\u533a\u662f\u5728\u6269\u5c55\u5206\u533a\u4e2d\u5212\u5206\u51fa\u6765\u7684\uff0c\u4e5f\u53eb\u505a\u4e8c\u7ea7\u3001\u4e09\u7ea7\u6269\u5c55\u5206\u533a\u3002\u3011\uff09\u3002\u5206\u533a\u8868\u9879\u5e76\u6ca1\u6709\u987a\u5e8f\u8981\u6c42\uff0c\u5373\u4e0d\u8981\u6c42\u7b2c\u4e00\u4e2a\u5206\u533a\u8868\u9879\u5728\u7b2c\u4e8c\u4e2a\u5206\u533a\u8868\u9879\u524d\u3002\u5206\u533a\u8868\u4e5f\u4e0d\u8981\u6c42\u4ece\u7b2c\u4e00\u4e2a\u5206\u533a\u8868\u9879\u5f00\u59cb
\n(3) 0x1FE~0x1FF\uff1a2\u4e2a\u5b57\u8282\uff0c\u6709\u6548\u7ed3\u675f\u6807\u5fd7\u201c55AA\u201d\u3002\u5982\u679c\u6ca1\u6709\u8fd9\u4e2a\u6807\u5fd7\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f1a\u8ba4\u4e3a\u78c1\u76d8\u6ca1\u6709\u521d\u59cb\u5316\uff0c\u65e0\u6cd5\u6b63\u786e\u52a0\u8f7d\u78c1\u76d8\u7684\u5206\u533a\u3002
\n\u5206\u533a\u9879\u8868\uff0816\u5b57\u8282\uff09\u5185\u5bb9\u53ca\u542b\u4e49<\/p>\n