{"id":15874,"date":"2024-11-18T16:07:35","date_gmt":"2024-11-18T08:07:35","guid":{"rendered":"https:\/\/fwq.ai\/blog\/15874\/"},"modified":"2024-11-18T16:07:35","modified_gmt":"2024-11-18T08:07:35","slug":"linux%e4%b8%8b%e4%bd%bf%e7%94%a8gdb%e8%b0%83%e8%af%95%e5%b5%8c%e5%85%a5%e5%bc%8farm%e6%b1%87%e7%bc%96%e7%a8%8b%e5%ba%8f%e7%9a%84%e5%b8%b8%e8%a7%81%e9%85%8d%e7%bd%ae%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15874\/","title":{"rendered":"Linux\u4e0b\u4f7f\u7528GDB\u8c03\u8bd5\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\u7684\u5e38\u89c1\u914d\u7f6e\u65b9\u6cd5"},"content":{"rendered":"<p>\u4e0b\u4f7f\u7528gdb\u8c03\u8bd5\u5d4c\u5165\u5f0farm\u6c47\u7f16\u7a0b\u5e8f\u7684\u5e38\u89c1\u914d\u7f6e\u65b9\u6cd5<\/p>\n<p>\u6458\u8981\uff1a<br \/>\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4e2d\uff0cARM\u67b6\u6784\u7684\u5904\u7406\u5668\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u4e2a\u9886\u57df\u3002\u4e3a\u4e86\u8c03\u8bd5\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528GNU\u8c03\u8bd5\u5668\uff08GDB\uff09\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5728Linux\u73af\u5883\u4e0b\u914d\u7f6eGDB\u6765\u8c03\u8bd5\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\u7684\u5e38\u89c1\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<ol>\n<li>\u5b89\u88c5GDB\u548cARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe<br \/>\u5728\u5f00\u59cb\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u5728Linux\u7cfb\u7edf\u4e0a\u5b89\u88c5GDB\u548cARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u3002\u53ef\u4ee5\u901a\u8fc7\u5305\u7ba1\u7406\u5668\uff08\u5982apt\uff09\u6216\u8005\u4ece\u5b98\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u8fdb\u884c\u5b89\u88c5\u3002<\/li>\n<li>\u7f16\u5199\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f<br \/>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u7f16\u5199\u4e00\u4e2a\u7b80\u5355\u7684\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\uff0c\u4ee5\u4f9b\u540e\u7eed\u8c03\u8bd5\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u7a0b\u5e8f\uff1a<\/li>\n<\/ol>\n<pre>.global _start\n.extern printf\n\n.section .data\nmessage: .asciz \"Hello, World!\n\"\n\n.section .text\n_start:\n    ldr r0, =message\n    bl printf\n\n    mov r7, #1\n    swi 0<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u9996\u5148\u5b9a\u4e49\u4e86\u5168\u5c40\u6807\u53f7 _start \u548c\u5916\u90e8\u51fd\u6570 printf\u3002\u7136\u540e\uff0c.data \u6bb5\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5b57\u7b26\u4e32 message\uff0c.text \u6bb5\u4e2d\u4f7f\u7528 ldr \u548c bl \u6307\u4ee4\u5b9e\u73b0\u4e86\u5b57\u7b26\u4e32\u7684\u8f93\u51fa\u3002\u6700\u540e\u4e24\u884c\u4ee3\u7801\u4f7f\u7528 mov \u548c swi \u6307\u4ee4\u9000\u51fa\u7a0b\u5e8f\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528ARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u8fdb\u884c\u7f16\u8bd1<br \/>\u4f7f\u7528ARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u5c06\u4e0a\u8ff0\u6c47\u7f16\u7a0b\u5e8f\u7f16\u8bd1\u4e3a\u53ef\u6267\u884c\u6587\u4ef6\u3002\u5047\u8bbe\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u7684\u524d\u7f00\u4e3a arm-none-eabi-\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u7f16\u8bd1\uff1a<\/li>\n<\/ol>\n<pre>$ arm-none-eabi-as -mcpu=cortex-m3 -o program.o program.s\n$ arm-none-eabi-ld -o program program.o<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0c-mcpu=cortex-m3 \u6307\u5b9a\u4e86\u76ee\u6807\u5904\u7406\u5668\u7684\u7c7b\u578b\u3002<\/p>\n<ol>\n<li>\u914d\u7f6eGDB<br \/>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u914d\u7f6eGDB\u6765\u8c03\u8bd5\u7f16\u8bd1\u751f\u6210\u7684\u53ef\u6267\u884c\u6587\u4ef6\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8GDB\uff1a<\/li>\n<\/ol>\n<pre>$ gdb<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u7136\u540e\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c06\u53ef\u6267\u884c\u6587\u4ef6\u52a0\u8f7d\u5230GDB\u4e2d\uff1a<\/p>\n<pre>(gdb) file program<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li>\u914d\u7f6eGDB\u7684\u76ee\u6807\u8bbe\u5907<br \/>\u6211\u4eec\u8fd8\u9700\u8981\u914d\u7f6eGDB\u8fde\u63a5\u5230\u76ee\u6807\u8bbe\u5907\uff0c\u4ee5\u4fbf\u8fdb\u884c\u8c03\u8bd5\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8bbe\u7f6e\u8fde\u63a5\u5668\u53c2\u6570\uff1a<\/li>\n<\/ol>\n<pre>(gdb) target remote localhost:1234<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0clocalhost:1234 \u662f\u76ee\u6807\u8bbe\u5907\u7684\u8fde\u63a5\u5730\u5740\u548c\u7aef\u53e3\u53f7\u3002\u8fd9\u91cc\u5047\u8bbe\u4f7f\u7528\u4e86\u672c\u5730\u4e3b\u673a\u548c\u9ed8\u8ba4\u7aef\u53e3\u53f71234\u3002<\/p>\n<ol>\n<li>\u8c03\u8bd5\u6c47\u7f16\u7a0b\u5e8f<br \/>\u73b0\u5728\uff0c\u6211\u4eec\u53ef\u4ee5\u5f00\u59cb\u8c03\u8bd5\u6c47\u7f16\u7a0b\u5e8f\u4e86\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684GDB\u8c03\u8bd5\u547d\u4ee4\u793a\u4f8b\uff1a<\/li>\n<\/ol>\n<ul>\n<li>\n<p>\u5bdf\u770b\u5bc4\u5b58\u5668\u7684\u503c\uff1a<\/p>\n<pre>(gdb) info registers<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u5355\u6b65\u6267\u884c\u7a0b\u5e8f\uff1a<\/p>\n<pre>(gdb) step<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u6267\u884c\u5b8c\u5f53\u524d\u51fd\u6570\u7684\u5269\u4f59\u90e8\u5206\uff1a<\/p>\n<pre>(gdb) next<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u8bbe\u7f6e\u65ad\u70b9\uff1a<\/p>\n<pre>(gdb) break main<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u7ee7\u7eed\u6267\u884c\u7a0b\u5e8f\uff1a<\/p>\n<pre>(gdb) continue<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u67e5\u770b\u5185\u5b58\u5185\u5bb9\uff1a<\/p>\n<pre>(gdb) x\/16x $sp<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u6253\u5370\u53d8\u91cf\u503c\uff1a<\/p>\n<pre>(gdb) print $r0<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u67e5\u770b\u6e90\u4ee3\u7801\uff1a<\/p>\n<pre>(gdb) list<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ul>\n<ol>\n<li>\u7ed3\u675f\u8c03\u8bd5\u4f1a\u8bdd<br \/>\u5f53\u6211\u4eec\u5b8c\u6210\u4e86\u5bf9\u7a0b\u5e8f\u7684\u8c03\u8bd5\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u7ed3\u675f\u8c03\u8bd5\u4f1a\u8bdd\uff1a<\/li>\n<\/ol>\n<pre>(gdb) quit<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u7ed3\u8bba\uff1a<br \/>\u672c\u6587\u4ecb\u7ecd\u4e86\u5728Linux\u73af\u5883\u4e0b\u4f7f\u7528GDB\u8c03\u8bd5\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\u7684\u5e38\u89c1\u914d\u7f6e\u65b9\u6cd5\u3002\u9996\u5148\uff0c\u6211\u4eec\u5b89\u88c5\u4e86GDB\u548cARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u3002\u7136\u540e\uff0c\u7f16\u5199\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\uff0c\u5e76\u4f7f\u7528ARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u8fdb\u884c\u7f16\u8bd1\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u914d\u7f6e\u4e86GDB\u5e76\u8fde\u63a5\u5230\u76ee\u6807\u8bbe\u5907\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528GDB\u7684\u5404\u79cd\u8c03\u8bd5\u547d\u4ee4\u5bf9\u6c47\u7f16\u7a0b\u5e8f\u8fdb\u884c\u4e86\u8c03\u8bd5\u3002\u901a\u8fc7\u914d\u7f6eGDB\uff0c\u6211\u4eec\u53ef\u4ee5\u65b9\u4fbf\u5730\u8c03\u8bd5\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\uff0c\u52a0\u5feb\u5f00\u53d1\u7684\u6548\u7387\u3002<\/p>\n<p>\u53c2\u8003\u8d44\u6599\uff1a<\/p>\n<ul>\n<li>https:\/\/sourceware.org\/gdb\/onlinedocs\/gdb\/<\/li>\n<li>https:\/\/gcc.gnu.org\/onlinedocs\/<\/li>\n<li>https:\/\/www.keil.com\/support\/man\/docs\/armclang_intro\/armclang_intro_dom1361289859837.htm<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fLinux\u4e0b\u4f7f\u7528GDB\u8c03\u8bd5\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\u7684\u5e38\u89c1\u914d\u7f6e\u65b9\u6cd5\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u4f7f\u7528gdb\u8c03\u8bd5\u5d4c\u5165\u5f0farm\u6c47\u7f16\u7a0b\u5e8f\u7684\u5e38\u89c1\u914d\u7f6e\u65b9\u6cd5 \u6458\u8981\uff1a\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4e2d\uff0cARM\u67b6\u6784\u7684\u5904\u7406\u5668\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u4e2a\u9886\u57df\u3002\u4e3a\u4e86\u8c03\u8bd5\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528GNU\u8c03\u8bd5\u5668\uff08GDB\uff09\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5728Linux\u73af\u5883\u4e0b\u914d\u7f6eGDB\u6765\u8c03\u8bd5\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\u7684\u5e38\u89c1\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4ee3\u7801\u793a\u4f8b\u3002 \u5b89\u88c5GDB\u548cARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u5728\u5f00\u59cb\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u5728Linux\u7cfb\u7edf\u4e0a\u5b89\u88c5GDB\u548cARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u3002\u53ef\u4ee5\u901a\u8fc7\u5305\u7ba1\u7406\u5668\uff08\u5982apt\uff09\u6216\u8005\u4ece\u5b98\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u8fdb\u884c\u5b89\u88c5\u3002 \u7f16\u5199\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u7f16\u5199\u4e00\u4e2a\u7b80\u5355\u7684\u5d4c\u5165\u5f0fARM\u6c47\u7f16\u7a0b\u5e8f\uff0c\u4ee5\u4f9b\u540e\u7eed\u8c03\u8bd5\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u7a0b\u5e8f\uff1a .global _start .extern printf .section .data message: .asciz &#8220;Hello, World! &#8221; .section .text _start: ldr r0, =message bl printf mov r7, #1 swi 0 \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u8ff0\u4ee3\u7801\u9996\u5148\u5b9a\u4e49\u4e86\u5168\u5c40\u6807\u53f7 _start \u548c\u5916\u90e8\u51fd\u6570 printf\u3002\u7136\u540e\uff0c.data \u6bb5\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5b57\u7b26\u4e32 message\uff0c.text \u6bb5\u4e2d\u4f7f\u7528 ldr \u548c bl \u6307\u4ee4\u5b9e\u73b0\u4e86\u5b57\u7b26\u4e32\u7684\u8f93\u51fa\u3002\u6700\u540e\u4e24\u884c\u4ee3\u7801\u4f7f\u7528 mov \u548c swi \u6307\u4ee4\u9000\u51fa\u7a0b\u5e8f\u3002 \u4f7f\u7528ARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u8fdb\u884c\u7f16\u8bd1\u4f7f\u7528ARM\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u5c06\u4e0a\u8ff0\u6c47\u7f16\u7a0b\u5e8f\u7f16\u8bd1\u4e3a\u53ef\u6267\u884c\u6587\u4ef6\u3002\u5047\u8bbe\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\u7684\u524d\u7f00\u4e3a arm-none-eabi-\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u7f16\u8bd1\uff1a $ arm-none-eabi-as -mcpu=cortex-m3 -o program.o program.s $ arm-none-eabi-ld -o [&hellip;]<\/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-15874","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15874","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=15874"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15874\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=15874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=15874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=15874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}