{"id":17982,"date":"2026-06-10T09:00:36","date_gmt":"2026-06-10T01:00:36","guid":{"rendered":"https:\/\/ab123.xyz\/?p=17982"},"modified":"2026-06-10T09:00:36","modified_gmt":"2026-06-10T01:00:36","slug":"%e4%bd%bf%e7%94%a8-jtag-%e4%b8%8e-gdb-%e5%af%b9-risc-v-%e5%a4%9a%e6%a0%b8%e8%bf%9b%e8%a1%8c%e8%a3%b8%e6%9c%ba%e8%b0%83%e8%af%95%ef%bc%9a%e4%b8%93%e4%b8%9a%e5%b7%a5%e5%85%b7%e4%b8%8e%e5%ae%9e%e6%88%98","status":"publish","type":"post","link":"https:\/\/ab123.xyz\/?p=17982","title":{"rendered":"\u4f7f\u7528 JTAG \u4e0e GDB \u5bf9 RISC-V \u591a\u6838\u8fdb\u884c\u88f8\u673a\u8c03\u8bd5\uff1a\u4e13\u4e1a\u5de5\u5177\u4e0e\u5b9e\u6218\u6307\u5357"},"content":{"rendered":"

\u5728\u5d4c\u5165\u5f0f\u5f00\u53d1\u9886\u57df\uff0cRISC-V \u591a\u6838\u5904\u7406\u5668\u6b63\u9010\u6e10\u6210\u4e3a\u9ad8\u6027\u80fd\u8ba1\u7b97\u4e0e\u7269\u8054\u7f51\u8fb9\u7f18\u8282\u70b9\u7684\u9996\u9009\u67b6\u6784\u3002\u7136\u800c\uff0c\u88f8\u673a\u73af\u5883\u4e0b\u591a\u6838\u8c03\u8bd5\u7684\u590d\u6742\u6027\u8fdc\u9ad8\u4e8e\u5355\u6838\u7cfb\u7edf\u3002\u501f\u52a9 JTAG\uff08\u8054\u5408\u6d4b\u8bd5\u884c\u52a8\u7ec4\uff09<\/strong> \u63a5\u53e3\u4e0e GDB\uff08GNU \u8c03\u8bd5\u5668\uff09<\/strong>\uff0c\u5f00\u53d1\u8005\u80fd\u591f\u5b9e\u73b0\u7ec6\u7c92\u5ea6\u7684\u786c\u4ef6\u7ea7\u63a7\u5236\uff0c\u7cbe\u51c6\u5b9a\u4f4d\u7ade\u6001\u6761\u4ef6\u4e0e\u540c\u6b65\u95ee\u9898\u3002\u672c\u6587\u4ee5\u5f00\u6e90\u8c03\u8bd5\u5de5\u5177\u94fe\u4e3a\u6838\u5fc3\uff0c\u4ecb\u7ecd\u5176\u529f\u80fd\u3001\u4f18\u52bf\u53ca\u5178\u578b\u5e94\u7528\u573a\u666f\u3002<\/p>\n

\u672c\u6307\u5357\u63a8\u8350\u7684\u667a\u80fd\u5de5\u5177\u662f OpenOCD\uff08Open On-Chip Debugger\uff09<\/strong>\uff0c\u5b83\u63d0\u4f9b\u7edf\u4e00\u7684 JTAG\/SWD \u9002\u914d\u5c42\uff0c\u5e76\u4e0e GDB \u6df1\u5ea6\u96c6\u6210\u3002\u8bf7\u8bbf\u95ee\u5176\u5b98\u65b9\u7f51\u7ad9\u83b7\u53d6\u6700\u65b0\u7248\u672c\u4e0e\u6587\u6863\uff1a\u5b98\u65b9\u7f51\u7ad9<\/a>\u3002<\/p>\n

\u5de5\u5177\u6838\u5fc3\u529f\u80fd\u4e0e\u591a\u6838\u8c03\u8bd5\u4f18\u52bf<\/h2>\n

JTAG \u7684\u786c\u4ef6\u7ea7\u8bbf\u95ee\u80fd\u529b<\/h3>\n

JTAG \u901a\u8fc7\u8fb9\u754c\u626b\u63cf\u6280\u672f\u76f4\u63a5\u63a7\u5236 RISC-V \u5185\u6838\u7684\u5bc4\u5b58\u5668\u3001\u5185\u5b58\u4e0e\u4e2d\u65ad\u63a7\u5236\u5668\uff0c\u65e0\u9700\u64cd\u4f5c\u7cfb\u7edf\u4ecb\u5165\u3002\u591a\u6838\u573a\u666f\u4e0b\uff0cJTAG \u8c03\u8bd5\u5668\uff08\u5982 FTDI\u3001J-Link\uff09\u80fd\u540c\u65f6\u6302\u8d77\u6216\u5355\u6b65\u8ddf\u8e2a\u591a\u4e2a\u6838\uff0c\u7cbe\u786e\u8bb0\u5f55\u6bcf\u4e2a\u6838\u7684\u6307\u4ee4\u6d41\u3002<\/p>\n

GDB \u7684\u8fdc\u7a0b\u8c03\u8bd5\u4e0e\u811a\u672c\u5316\u63a7\u5236<\/h3>\n

GDB \u901a\u8fc7\u8fdc\u7a0b\u534f\u8bae\u8fde\u63a5 OpenOCD\uff0c\u652f\u6301\u591a\u6838\u4e0a\u4e0b\u6587\u5207\u6362\u3001\u6761\u4ef6\u65ad\u70b9\u4e0e\u5185\u5b58\u89c2\u5bdf\u70b9\u3002\u5f00\u53d1\u8005\u53ef\u4f7f\u7528 .gdbinit \u811a\u672c\u81ea\u52a8\u5316\u8c03\u8bd5\u6d41\u7a0b\uff0c\u4f8b\u5982\u4e3a\u6bcf\u4e2a\u6838\u72ec\u7acb\u8bbe\u7f6e\u65ad\u70b9\uff0c\u6216\u901a\u8fc7\u8de8\u6838\u53d8\u91cf\u76d1\u63a7\u6570\u636e\u4e00\u81f4\u6027\u3002<\/p>\n

    \n
  • \u591a\u6838\u540c\u6b65\u8c03\u8bd5<\/strong>\uff1a\u540c\u65f6\u6682\u505c\/\u6062\u590d\u6240\u6709\u6838\uff0c\u907f\u514d\u65f6\u5e8f\u504f\u79fb\u3002<\/li>\n
  • \u88f8\u673a\u65e0\u4f9d\u8d56<\/strong>\uff1a\u65e0\u9700 RTOS \u6216 Bootloader\uff0c\u76f4\u63a5\u64cd\u4f5c\u786c\u4ef6\u5bc4\u5b58\u5668\u3002<\/li>\n
  • \u4f4e\u4fb5\u5165\u6027<\/strong>\uff1a\u4ec5\u901a\u8fc7 JTAG \u7ba1\u811a\u901a\u4fe1\uff0c\u4e0d\u5360\u7528\u7247\u4e0a\u8d44\u6e90\u3002<\/li>\n<\/ul>\n

    \u5178\u578b\u5e94\u7528\u573a\u666f<\/h2>\n

    RISC-V \u591a\u6838\u542f\u52a8\u4e0e BSP \u5f00\u53d1<\/h3>\n

    \u5728\u7f16\u5199\u4e3b\u6838\u5524\u9192\u4ece\u6838\u7684\u542f\u52a8\u4ee3\u7801\u65f6\uff0cJTAG+GDB \u53ef\u9010\u884c\u9a8c\u8bc1\u6838\u95f4\u63e1\u624b\u4fe1\u53f7\uff0c\u68c0\u67e5\u5404\u6838\u7684\u6808\u6307\u9488\u4e0e\u5165\u53e3\u51fd\u6570\u662f\u5426\u914d\u7f6e\u6b63\u786e\u3002<\/p>\n

    \u5171\u4eab\u8d44\u6e90\u7ade\u4e89\u8c03\u8bd5<\/h3>\n

    \u5f53\u591a\u4e2a\u6838\u540c\u65f6\u8bbf\u95ee\u5171\u4eab\u5185\u5b58\u6216\u5916\u8bbe\u65f6\uff0c\u5229\u7528 GDB \u7684\u786c\u4ef6\u65ad\u70b9\u8bb0\u5f55\u6bcf\u4e2a\u6838\u7684\u8bbf\u95ee\u987a\u5e8f\uff0c\u5feb\u901f\u5b9a\u4f4d\u6b7b\u9501\u6216\u6570\u636e\u635f\u574f\u70b9\u3002<\/p>\n

    \u5982\u4f55\u4f7f\u7528 OpenOCD \u4e0e GDB \u8fdb\u884c\u88f8\u673a\u8c03\u8bd5<\/h2>\n

    \u73af\u5883\u642d\u5efa\u6b65\u9aa4<\/h3>\n
      \n
    1. \u5b89\u88c5 OpenOCD\uff08\u652f\u6301 RISC-V \u67b6\u6784\u7684\u7248\u672c\uff09\u53ca RISC-V \u4ea4\u53c9\u7f16\u8bd1 GDB\uff08\u5982 riscv32-unknown-elf-gdb\uff09\u3002<\/li>\n
    2. \u8fde\u63a5 JTAG \u8c03\u8bd5\u5668\u5230\u76ee\u6807\u677f\uff0c\u786e\u8ba4\u786c\u4ef6 ID \u7801\u88ab\u6b63\u786e\u8bc6\u522b\u3002<\/li>\n
    3. \u7f16\u5199 OpenOCD \u914d\u7f6e\u6587\u4ef6\uff0c\u6307\u5b9a\u76ee\u6807\u82af\u7247\u7684\u591a\u6838\u62d3\u6251\uff08\u5982 set _CHIPNAME riscv<\/code> \u4e0e target create ... -chain-position ...<\/code>\uff09\u3002<\/li>\n<\/ol>\n

      \u8c03\u8bd5\u4f1a\u8bdd\u793a\u4f8b<\/h3>\n

      \u542f\u52a8 OpenOCD \u540e\uff0c\u5728\u7ec8\u7aef\u6267\u884c riscv32-unknown-elf-gdb<\/code>\uff0c\u518d\u8f93\u5165 target remote localhost:3333<\/code> \u8fde\u63a5\u3002\u4f7f\u7528 interrupt<\/code> \u6682\u505c\u6240\u6709\u6838\uff0cthread 1<\/code> \u5207\u6362\u5230\u6838 0\uff0ccontinue<\/code> \u6062\u590d\u7279\u5b9a\u6838\u3002<\/p>\n

      \u901a\u8fc7\u4ee5\u4e0a\u5de5\u5177\u94fe\uff0cRISC-V \u591a\u6838\u88f8\u673a\u8c03\u8bd5\u7684\u6548\u7387\u53ef\u63d0\u5347 60% \u4ee5\u4e0a\uff0c\u5c24\u5176\u9002\u5408\u822a\u5929\u3001\u5de5\u4e1a\u63a7\u5236\u7b49\u9ad8\u53ef\u9760\u6027\u573a\u666f\u3002\u7acb\u5373\u4e0b\u8f7d OpenOCD \u4f53\u9a8c\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

      \u5728\u5d4c\u5165\u5f0f\u5f00\u53d1\u9886\u57df\uff0cRISC-V \u591a\u6838\u5904\u7406\u5668\u6b63\u9010\u6e10\u6210\u4e3a\u9ad8\u6027\u80fd\u8ba1\u7b97\u4e0e\u7269\u8054\u7f51\u8fb9\u7f18\u8282\u70b9\u7684\u9996\u9009\u67b6\u6784\u3002\u7136\u800c\uff0c\u88f8\u673a\u73af\u5883\u4e0b\u591a\u6838 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[21346,21344,21347,21345,20859],"class_list":["post-17982","post","type-post","status-publish","format-standard","hentry","category-4","tag-gdb","tag-jtag","tag-openocd","tag-risc-v","tag-20859"],"_links":{"self":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17982","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=17982"}],"version-history":[{"count":1,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17982\/revisions"}],"predecessor-version":[{"id":17983,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17982\/revisions\/17983"}],"wp:attachment":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}