{"id":17785,"date":"2024-11-18T08:24:07","date_gmt":"2024-11-18T00:24:07","guid":{"rendered":"https:\/\/fwq.ai\/blog\/17785\/"},"modified":"2024-11-18T08:24:07","modified_gmt":"2024-11-18T00:24:07","slug":"embedded-linux%e7%ae%80%e4%bb%8b%e5%8f%8a%e5%85%b6%e9%87%8d%e8%a6%81%e6%80%a7","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/17785\/","title":{"rendered":"Embedded Linux\u7b80\u4ecb\u53ca\u5176\u91cd\u8981\u6027"},"content":{"rendered":"

\"Embedded<\/p>\n

Embedded Linux\u7b80\u4ecb\u53ca\u5176\u91cd\u8981\u6027<\/p>\n

Embedded Linux\u662f\u4e00\u79cd\u5d4c\u5165\u5f0f\u64cd\u4f5c\u7cfb\u7edf\uff0c\u901a\u5e38\u7528\u4e8e\u5d4c\u5165\u5f0f\u8bbe\u5907\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u3002\u5b83\u662fLinux\u5185\u6838\u548c\u4e00\u4e9b\u7528\u6237\u7a7a\u95f4\u5de5\u5177\u7684\u7ec4\u5408\uff0c\u7ecf\u8fc7\u88c1\u526a\u548c\u4f18\u5316\u4ee5\u9002\u5e94\u5d4c\u5165\u5f0f\u8bbe\u5907\u7684\u7279\u5b9a\u9700\u6c42\u3002<\/p>\n

Embedded Linux\u7684\u91cd\u8981\u6027\u5728\u4e8e\u5b83\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u800c\u7075\u6d3b\u7684\u64cd\u4f5c\u7cfb\u7edf\u5e73\u53f0\uff0c\u53ef\u4ee5\u8fd0\u884c\u5728\u5404\u79cd\u4e0d\u540c\u7c7b\u578b\u7684\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e0a\uff0c\u5982\u667a\u80fd\u624b\u673a\u3001\u8f66\u8f7d\u7cfb\u7edf\u3001\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\u3001\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7b49\u3002Embedded Linux\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u6784\u5efa\u529f\u80fd\u4e30\u5bcc\u4e14\u7a33\u5b9a\u7684\u5d4c\u5165\u5f0f\u7cfb\u7edf\uff0c\u6ee1\u8db3\u4e0d\u540c\u884c\u4e1a\u7684\u9700\u6c42\u3002<\/p>\n

\u5d4c\u5165\u5f0fLinux\u7cfb\u7edf\u901a\u5e38\u7531\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\u7ec4\u6210\uff1aLinux\u5185\u6838\u3001\u6839\u6587\u4ef6\u7cfb\u7edf\u3001\u5e94\u7528\u7a0b\u5e8f\u548c\u9a71\u52a8\u7a0b\u5e8f\u3002\u5f00\u53d1\u5d4c\u5165\u5f0fLinux\u7cfb\u7edf\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n

    \n
  1. \u5185\u6838\u5b9a\u5236\uff1a<\/strong> \u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u8bbe\u5907\u9700\u6c42\u9009\u62e9\u9002\u5f53\u7684\u5185\u6838\u7248\u672c\uff0c\u5e76\u5bf9\u5185\u6838\u8fdb\u884c\u88c1\u526a\u548c\u5b9a\u5236\uff0c\u4f7f\u5176\u4ec5\u5305\u542b\u6240\u9700\u7684\u529f\u80fd\u548c\u9a71\u52a8\u7a0b\u5e8f\uff0c\u4ee5\u51cf\u5c11\u7cfb\u7edf\u8d44\u6e90\u5360\u7528\u3002<\/li>\n
  2. \u6839\u6587\u4ef6\u7cfb\u7edf\uff1a<\/strong> \u6839\u6587\u4ef6\u7cfb\u7edf\u5305\u542b\u7cfb\u7edf\u542f\u52a8\u6240\u9700\u7684\u6587\u4ef6\u548c\u914d\u7f6e\u4fe1\u606f\uff0c\u5f00\u53d1\u4eba\u5458\u9700\u8981\u6839\u636e\u5177\u4f53\u9700\u6c42\u6784\u5efa\u548c\u4f18\u5316\u6839\u6587\u4ef6\u7cfb\u7edf\uff0c\u786e\u4fdd\u7cfb\u7edf\u542f\u52a8\u987a\u5229\u5e76\u5360\u7528\u8f83\u5c0f\u7684\u5b58\u50a8\u7a7a\u95f4\u3002<\/li>\n
  3. \u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\uff1a<\/strong> \u5f00\u53d1\u5d4c\u5165\u5f0f\u5e94\u7528\u7a0b\u5e8f\u901a\u5e38\u9700\u8981\u4f7f\u7528\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\uff0c\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u5728\u76ee\u6807\u8bbe\u5907\u4e0a\u6b63\u786e\u8fd0\u884c\uff0c\u5e76\u5145\u5206\u5229\u7528\u8bbe\u5907\u7684\u529f\u80fd\u3002<\/li>\n
  4. \u9a71\u52a8\u7a0b\u5e8f\u5f00\u53d1\uff1a<\/strong> \u9a71\u52a8\u7a0b\u5e8f\u662f\u8fde\u63a5\u786c\u4ef6\u548c\u64cd\u4f5c\u7cfb\u7edf\u7684\u6865\u6881\uff0c\u5f00\u53d1\u9002\u5408\u7279\u5b9a\u786c\u4ef6\u8bbe\u5907\u7684\u9a71\u52a8\u7a0b\u5e8f\u5bf9\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002<\/li>\n<\/ol>\n

    \u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u5d4c\u5165\u5f0fLinux\u793a\u4f8b\u7a0b\u5e8f\uff0c\u4f7f\u7528\u4e86\u4e00\u4e2a\u57fa\u672c\u7684\u5b57\u7b26\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\uff1a<\/p>\n

    #include <linux>\n#include <linux>\n#include <linux>\n#include <linux>\n\n#define DEVICE_NAME \"my_device\"\n#define BUF_SIZE 1024\nstatic char buffer[BUF_SIZE];\nstatic int major;\n\nstatic int my_device_open(struct inode *inode, struct file *file)\n{\n    printk(KERN_INFO \"Device opened\n\");\n    return 0;\n}\n\nstatic int my_device_release(struct inode *inode, struct file *file)\n{\n    printk(KERN_INFO \"Device closed\n\");\n    return 0;\n}\n\nstatic ssize_t my_device_read(struct file *file, char *buf, size_t count, loff_t *ppos)\n{\n    if (copy_to_user(buf, buffer, count))\n    {\n        return -EFAULT;\n    }\n    return count;\n}\n\nstatic ssize_t my_device_write(struct file *file, const char *buf, size_t count, loff_t *ppos)\n{\n    if (copy_from_user(buffer, buf, count))\n    {\n        return -EFAULT;\n    }\n    return count;\n}\n\nstatic struct file_operations fops = {\n    .open = my_device_open,\n    .release = my_device_release,\n    .read = my_device_read,\n    .write = my_device_write,\n};\n\nstatic int __init my_device_init(void)\n{\n    major = register_chrdev(0, DEVICE_NAME, &amp;fops);\n    if (major <p>\u4ee5\u4e0a\u793a\u4f8b\u7a0b\u5e8f\u5b9e\u73b0\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u5b57\u7b26\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u5728\u5d4c\u5165\u5f0fLinux\u7cfb\u7edf\u4e2d\u4f7f\u7528\u3002\u5f00\u53d1\u5d4c\u5165\u5f0fLinux\u7cfb\u7edf\u9700\u8981\u6df1\u5165\u4e86\u89e3Linux\u5185\u6838\u548c\u7528\u6237\u7a7a\u95f4\u5de5\u5177\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u540c\u65f6\u9700\u8981\u8003\u8651\u8bbe\u5907\u7684\u7279\u6b8a\u9700\u6c42\u548c\u6027\u80fd\u8981\u6c42\uff0c\u624d\u80fd\u6784\u5efa\u7a33\u5b9a\u3001\u9ad8\u6548\u7684\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3002Embedded Linux\u4f5c\u4e3a\u4e00\u79cd\u5f3a\u5927\u7684\u5d4c\u5165\u5f0f\u64cd\u4f5c\u7cfb\u7edf\u5e73\u53f0\uff0c\u5c06\u5728\u672a\u6765\u7684\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4e2d\u626e\u6f14\u8d8a\u6765\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002<\/p><\/linux><\/linux><\/linux><\/linux><\/pre>\n
      \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
    \u4ee5\u4e0a\u5c31\u662fEmbedded Linux\u7b80\u4ecb\u53ca\u5176\u91cd\u8981\u6027\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":"
    Embedded Linux\u7b80\u4ecb\u53ca\u5176\u91cd\u8981\u6027 Embedded Linux\u662f\u4e00\u79cd\u5d4c\u5165\u5f0f\u64cd\u4f5c\u7cfb\u7edf\uff0c\u901a\u5e38\u7528\u4e8e\u5d4c\u5165\u5f0f\u8bbe\u5907\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u3002\u5b83\u662fLinux\u5185\u6838\u548c\u4e00\u4e9b\u7528\u6237\u7a7a\u95f4\u5de5\u5177\u7684\u7ec4\u5408\uff0c\u7ecf\u8fc7\u88c1\u526a\u548c\u4f18\u5316\u4ee5\u9002\u5e94\u5d4c\u5165\u5f0f\u8bbe\u5907\u7684\u7279\u5b9a\u9700\u6c42\u3002 Embedded Linux\u7684\u91cd\u8981\u6027\u5728\u4e8e\u5b83\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u800c\u7075\u6d3b\u7684\u64cd\u4f5c\u7cfb\u7edf\u5e73\u53f0\uff0c\u53ef\u4ee5\u8fd0\u884c\u5728\u5404\u79cd\u4e0d\u540c\u7c7b\u578b\u7684\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e0a\uff0c\u5982\u667a\u80fd\u624b\u673a\u3001\u8f66\u8f7d\u7cfb\u7edf\u3001\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\u3001\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7b49\u3002Embedded Linux\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u6784\u5efa\u529f\u80fd\u4e30\u5bcc\u4e14\u7a33\u5b9a\u7684\u5d4c\u5165\u5f0f\u7cfb\u7edf\uff0c\u6ee1\u8db3\u4e0d\u540c\u884c\u4e1a\u7684\u9700\u6c42\u3002 \u5d4c\u5165\u5f0fLinux\u7cfb\u7edf\u901a\u5e38\u7531\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\u7ec4\u6210\uff1aLinux\u5185\u6838\u3001\u6839\u6587\u4ef6\u7cfb\u7edf\u3001\u5e94\u7528\u7a0b\u5e8f\u548c\u9a71\u52a8\u7a0b\u5e8f\u3002\u5f00\u53d1\u5d4c\u5165\u5f0fLinux\u7cfb\u7edf\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a \u5185\u6838\u5b9a\u5236\uff1a \u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u8bbe\u5907\u9700\u6c42\u9009\u62e9\u9002\u5f53\u7684\u5185\u6838\u7248\u672c\uff0c\u5e76\u5bf9\u5185\u6838\u8fdb\u884c\u88c1\u526a\u548c\u5b9a\u5236\uff0c\u4f7f\u5176\u4ec5\u5305\u542b\u6240\u9700\u7684\u529f\u80fd\u548c\u9a71\u52a8\u7a0b\u5e8f\uff0c\u4ee5\u51cf\u5c11\u7cfb\u7edf\u8d44\u6e90\u5360\u7528\u3002 \u6839\u6587\u4ef6\u7cfb\u7edf\uff1a \u6839\u6587\u4ef6\u7cfb\u7edf\u5305\u542b\u7cfb\u7edf\u542f\u52a8\u6240\u9700\u7684\u6587\u4ef6\u548c\u914d\u7f6e\u4fe1\u606f\uff0c\u5f00\u53d1\u4eba\u5458\u9700\u8981\u6839\u636e\u5177\u4f53\u9700\u6c42\u6784\u5efa\u548c\u4f18\u5316\u6839\u6587\u4ef6\u7cfb\u7edf\uff0c\u786e\u4fdd\u7cfb\u7edf\u542f\u52a8\u987a\u5229\u5e76\u5360\u7528\u8f83\u5c0f\u7684\u5b58\u50a8\u7a7a\u95f4\u3002 \u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\uff1a \u5f00\u53d1\u5d4c\u5165\u5f0f\u5e94\u7528\u7a0b\u5e8f\u901a\u5e38\u9700\u8981\u4f7f\u7528\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u94fe\uff0c\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u5728\u76ee\u6807\u8bbe\u5907\u4e0a\u6b63\u786e\u8fd0\u884c\uff0c\u5e76\u5145\u5206\u5229\u7528\u8bbe\u5907\u7684\u529f\u80fd\u3002 \u9a71\u52a8\u7a0b\u5e8f\u5f00\u53d1\uff1a \u9a71\u52a8\u7a0b\u5e8f\u662f\u8fde\u63a5\u786c\u4ef6\u548c\u64cd\u4f5c\u7cfb\u7edf\u7684\u6865\u6881\uff0c\u5f00\u53d1\u9002\u5408\u7279\u5b9a\u786c\u4ef6\u8bbe\u5907\u7684\u9a71\u52a8\u7a0b\u5e8f\u5bf9\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002 \u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u5d4c\u5165\u5f0fLinux\u793a\u4f8b\u7a0b\u5e8f\uff0c\u4f7f\u7528\u4e86\u4e00\u4e2a\u57fa\u672c\u7684\u5b57\u7b26\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\uff1a #include <linux> #include <linux> #include <linux> #include <linux> #define DEVICE_NAME “my_device” #define BUF_SIZE 1024 static char buffer[BUF_SIZE]; static int major; static int my_device_open(struct inode *inode, struct file *file) { printk(KERN_INFO “Device opened “); return 0; } static int […]<\/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-17785","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/17785","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=17785"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/17785\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=17785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=17785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=17785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}