sanbuphy
df51f84ab5
README 更新: - 移除顶部 header.png 横幅图片 - 新增「附录知识库」板块，以 3×3 网格展示 9 大知识领域精选内容 - 附录链接指向部署版网站 (datawhalechina.github.io) - 阶段表格新增「附录」行，突出 80+ 交互式专题 - 章节标题「新手入门 & PM」简化为「零基础入门」 - News 新增 2026-02-25 附录知识库更新条目 新增交互组件: - 异步任务队列 (async-task-queues) 演示组件 - 文件存储 (file-storage) 演示组件 - 项目架构 (project-architecture) 演示组件 - 限流与背压 (rate-limiting) 演示组件 - 搜索引擎 (search-engines) 演示组件 - 计算机基础: AppLaunch/BiosUefi/OSBoot 等启动流程演示组件 新增附录文档: - 前端项目架构 (frontend-project-architecture.md) - 后端项目架构 (backend-project-architecture.md) 内容优化: - 算法思维、数据结构、编程语言、调试艺术等多篇附录内容更新 - HTML/CSS 布局、请求旅程等前后端文档完善 - 附录索引页 (index.md) 同步更新
377 lines
11 KiB
Vue
377 lines
11 KiB
Vue
<template>
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<div class="bios-demo">
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<div class="demo-header">
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<span class="demo-icon">📟</span>
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<span class="demo-title">BIOS/UEFI 工作流程</span>
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<span class="demo-hint">点击每一步查看详情</span>
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</div>
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<div class="timeline">
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<div
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v-for="(step, i) in steps"
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:key="i"
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class="timeline-item"
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:class="{ active: active === i, done: active > i }"
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@click="active = active === i ? -1 : i"
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>
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<div class="marker-col">
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<div class="dot">
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<span v-if="active > i" class="check">✓</span>
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<span v-else>{{ i + 1 }}</span>
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</div>
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<div v-if="i < steps.length - 1" class="line"></div>
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</div>
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<div class="card">
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<div class="card-header">
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<span class="step-icon">{{ step.icon }}</span>
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<div class="card-titles">
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<div class="step-name">{{ step.name }}</div>
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<div class="step-brief">{{ step.brief }}</div>
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</div>
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<span class="expand-icon">{{ active === i ? '▾' : '▸' }}</span>
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</div>
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<transition name="slide">
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<div v-if="active === i" class="card-detail">
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<div class="detail-desc">{{ step.detail }}</div>
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<div class="detail-visual">
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<div
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v-for="(item, j) in step.items"
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:key="j"
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class="visual-item"
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:class="{ 'error-item': item.error }"
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>
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<span class="vi-icon">{{ item.icon }}</span>
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<div class="vi-text">
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<span class="vi-label">{{ item.label }}</span>
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<span class="vi-desc">{{ item.desc }}</span>
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</div>
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</div>
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</div>
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<div v-if="step.analogy" class="analogy">
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<span class="analogy-icon">💡</span>
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<span class="analogy-text">{{ step.analogy }}</span>
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</div>
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</div>
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</transition>
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</div>
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</div>
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</div>
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<div class="beep-note">
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<span class="beep-icon">🔔</span>
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<div class="beep-content">
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<div class="beep-title">蜂鸣声错误码</div>
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<div class="beep-desc">如果 POST 发现问题，主板会发出蜂鸣声。不同次数代表不同错误：</div>
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<div class="beep-codes">
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<div v-for="code in beepCodes" :key="code.beeps" class="beep-code">
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<span class="beep-count">{{ code.beeps }}</span>
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<span class="beep-meaning">{{ code.meaning }}</span>
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</div>
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</div>
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</div>
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</div>
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</div>
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</template>
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<script setup>
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import { ref } from 'vue'
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const active = ref(-1)
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const steps = [
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{
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icon: '🔍',
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name: '硬件自检（POST）',
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brief: '检查内存、显卡、键盘等部件是否正常',
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detail: 'Power-On Self-Test 是开机后执行的第一段程序。BIOS/UEFI 固件逐一检测关键硬件，确保它们能正常工作，任何故障都会在这一步被发现。',
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items: [
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{ icon: '🧠', label: '内存检测', desc: '向内存写入测试数据并读回验证，确认每个内存条工作正常' },
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{ icon: '🎮', label: '显卡检测', desc: '初始化显卡，尝试输出画面；如果失败，屏幕会保持黑屏' },
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{ icon: '⌨️', label: '键盘/鼠标检测', desc: '扫描 PS/2 或 USB 端口，检测输入设备是否连接并响应' },
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{ icon: '💾', label: '存储设备检测', desc: '识别硬盘、SSD、光驱等存储设备，读取设备信息' },
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{ icon: '❌', label: '错误报告', desc: '检测失败时通过蜂鸣声或屏幕错误码告知用户具体问题', error: true }
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],
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analogy: '就像飞机起飞前的安全检查——机长逐项确认引擎、仪表、燃油都正常，有任何问题就不能起飞。'
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},
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{
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icon: '⚙️',
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name: '初始化硬件',
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brief: '设置硬件工作模式，配置中断向量表',
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detail: '自检通过后，BIOS/UEFI 开始配置各硬件的工作参数：设置 CPU 频率、内存时序、配置中断控制器，建立硬件与软件之间的通信桥梁。',
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items: [
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{ icon: '🔧', label: '设置工作模式', desc: '配置 CPU 运行频率、内存时序（CAS Latency）等参数' },
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{ icon: '📋', label: '中断向量表', desc: '建立中断号与处理程序的映射表，让硬件事件能被正确响应' },
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{ icon: '🔌', label: 'PCI 设备枚举', desc: '扫描 PCI/PCIe 总线，为显卡、网卡、声卡分配资源' },
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{ icon: '🕐', label: '时钟初始化', desc: '读取 CMOS 中的实时时钟（RTC），同步系统时间' }
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],
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analogy: '好比乐队演出前的调音——每件乐器（硬件）都要调到正确的音高（工作模式），指挥（中断控制器）要能指挥每个声部。'
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},
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{
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icon: '🔎',
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name: '寻找启动设备',
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brief: '按启动顺序查找可启动设备，读取启动扇区',
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detail: 'BIOS/UEFI 按照用户设定的启动顺序（Boot Order），依次检查硬盘、U 盘、网络等设备，找到第一个包含有效引导记录的设备，读取其启动扇区并将控制权交出。',
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items: [
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{ icon: '📑', label: '读取启动顺序', desc: '从 CMOS/NVRAM 中读取用户设定的设备优先级列表' },
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{ icon: '💿', label: '检查启动扇区', desc: '读取设备第一个扇区，验证末尾的 0x55AA 魔数签名' },
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{ icon: '🔀', label: '多设备尝试', desc: '第一个设备无法启动时，自动尝试下一个（硬盘→U盘→网络）' },
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{ icon: '🚀', label: '跳转执行', desc: '将启动扇区代码加载到内存 0x7C00，CPU 跳转到该地址执行' }
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],
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analogy: '就像你早上出门找交通工具——先看车库有没有车（硬盘），没有就看门口有没有共享单车（U盘），再不行就叫网约车（网络启动）。'
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}
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]
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const beepCodes = [
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{ beeps: '1 短', meaning: '正常启动，一切 OK' },
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{ beeps: '1 长 2 短', meaning: '显卡错误或未插好' },
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{ beeps: '1 长 3 短', meaning: '内存错误或未插好' },
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{ beeps: '持续长鸣', meaning: '内存未检测到' },
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{ beeps: '持续短鸣', meaning: '电源供电异常' }
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]
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</script>
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<style scoped>
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.bios-demo {
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border: 1px solid var(--vp-c-divider);
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border-radius: 10px;
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background: var(--vp-c-bg-soft);
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padding: 1.2rem;
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margin: 1rem 0;
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}
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.demo-header {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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margin-bottom: 1rem;
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}
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.demo-icon { font-size: 1.2rem; }
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.demo-title {
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font-size: 0.85rem;
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font-weight: 700;
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color: var(--vp-c-text-1);
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}
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.demo-hint {
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font-size: 0.65rem;
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color: var(--vp-c-text-3);
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margin-left: auto;
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}
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.timeline { display: flex; flex-direction: column; }
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.timeline-item {
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display: flex;
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gap: 0.8rem;
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cursor: pointer;
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}
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.marker-col {
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display: flex;
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flex-direction: column;
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align-items: center;
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width: 2rem;
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flex-shrink: 0;
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}
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.dot {
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width: 1.8rem;
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height: 1.8rem;
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border-radius: 50%;
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background: var(--vp-c-bg);
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border: 2px solid var(--vp-c-divider);
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color: var(--vp-c-text-3);
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 0.7rem;
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font-weight: 700;
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transition: all 0.3s;
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}
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.timeline-item.active .dot {
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background: var(--vp-c-brand);
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border-color: var(--vp-c-brand);
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color: white;
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transform: scale(1.15);
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box-shadow: 0 0 0 4px var(--vp-c-brand-soft);
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}
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.timeline-item.done .dot {
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background: #10b981;
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border-color: #10b981;
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color: white;
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}
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.check { font-size: 0.65rem; }
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.line {
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flex: 1;
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width: 2px;
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background: var(--vp-c-divider);
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min-height: 0.8rem;
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transition: background 0.3s;
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}
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.timeline-item.done .line { background: #10b981; opacity: 0.5; }
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.timeline-item.active .line { background: var(--vp-c-brand); opacity: 0.4; }
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.card {
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flex: 1;
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 8px;
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padding: 0.7rem 0.9rem;
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margin-bottom: 0.5rem;
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transition: all 0.25s;
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}
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.timeline-item.active .card {
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border-color: var(--vp-c-brand);
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box-shadow: 0 2px 12px rgba(0,0,0,0.06);
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}
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.card-header {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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}
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.step-icon { font-size: 1.2rem; }
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.card-titles { flex: 1; }
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.step-name {
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font-size: 0.78rem;
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font-weight: 700;
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color: var(--vp-c-text-1);
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}
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.step-brief {
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font-size: 0.68rem;
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color: var(--vp-c-text-3);
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margin-top: 0.1rem;
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line-height: 1.4;
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}
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.expand-icon {
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font-size: 0.7rem;
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color: var(--vp-c-text-3);
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}
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.card-detail {
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margin-top: 0.7rem;
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padding-top: 0.7rem;
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border-top: 1px dashed var(--vp-c-divider);
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}
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.detail-desc {
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font-size: 0.72rem;
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color: var(--vp-c-text-2);
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line-height: 1.6;
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margin-bottom: 0.6rem;
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}
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.detail-visual {
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 0.4rem;
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}
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.visual-item {
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display: flex;
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align-items: flex-start;
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gap: 0.4rem;
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background: var(--vp-c-bg-soft);
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border-radius: 6px;
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padding: 0.45rem 0.55rem;
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}
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.visual-item.error-item {
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background: rgba(239, 68, 68, 0.08);
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border: 1px solid rgba(239, 68, 68, 0.15);
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}
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.vi-icon { font-size: 0.9rem; flex-shrink: 0; margin-top: 0.05rem; }
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.vi-text { display: flex; flex-direction: column; }
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.vi-label {
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font-size: 0.68rem;
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font-weight: 600;
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color: var(--vp-c-text-1);
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}
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.vi-desc {
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font-size: 0.62rem;
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color: var(--vp-c-text-3);
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line-height: 1.4;
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margin-top: 0.1rem;
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}
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.analogy {
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display: flex;
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align-items: flex-start;
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gap: 0.4rem;
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margin-top: 0.6rem;
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padding: 0.5rem 0.6rem;
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background: var(--vp-c-brand-soft);
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border-radius: 6px;
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}
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.analogy-icon { font-size: 0.85rem; flex-shrink: 0; }
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.analogy-text {
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font-size: 0.66rem;
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color: var(--vp-c-text-2);
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line-height: 1.5;
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font-style: italic;
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}
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.beep-note {
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display: flex;
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gap: 0.6rem;
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margin-top: 0.8rem;
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padding: 0.7rem 0.8rem;
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 8px;
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border-left: 3px solid #f59e0b;
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}
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.beep-icon { font-size: 1.1rem; flex-shrink: 0; }
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.beep-content { flex: 1; }
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.beep-title {
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font-size: 0.75rem;
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font-weight: 700;
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color: var(--vp-c-text-1);
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margin-bottom: 0.2rem;
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}
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.beep-desc {
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font-size: 0.66rem;
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color: var(--vp-c-text-3);
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margin-bottom: 0.5rem;
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}
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.beep-codes {
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display: flex;
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flex-wrap: wrap;
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gap: 0.35rem;
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}
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.beep-code {
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display: flex;
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align-items: center;
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gap: 0.35rem;
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background: var(--vp-c-bg-soft);
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border-radius: 4px;
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padding: 0.25rem 0.5rem;
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}
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.beep-count {
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font-size: 0.62rem;
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font-weight: 700;
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color: #f59e0b;
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white-space: nowrap;
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}
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.beep-meaning {
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font-size: 0.62rem;
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color: var(--vp-c-text-2);
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white-space: nowrap;
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}
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.slide-enter-active, .slide-leave-active {
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transition: all 0.3s ease;
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overflow: hidden;
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}
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.slide-enter-from, .slide-leave-to {
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opacity: 0;
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max-height: 0;
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margin-top: 0;
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padding-top: 0;
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}
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.slide-enter-to, .slide-leave-from {
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opacity: 1;
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max-height: 30rem;
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}
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@media (max-width: 640px) {
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.detail-visual { grid-template-columns: 1fr; }
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.demo-hint { display: none; }
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.beep-codes { flex-direction: column; }
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}
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</style>
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