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Merge branch 'usb'

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fslongjin
2022-07-19 18:33:40 +08:00
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kernel/process_management/index
kernel/filesystem/index
kernel/debug/index
kernel/cpu_arch/index
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处理器架构
====================================
该部分文档提供了和处理器架构相关的一些编程实现细节的描述。
.. toctree::
:maxdepth: 1
:caption: 目录
x86_64/index

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x86-64相关文档
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:maxdepth: 1
:caption: 目录
usb_legacy_support

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# USB Legacy支持
## 简介
  usb legacy support指的是，由BIOS提供的，对USB鼠标、USB键盘的支持。在支持并启用USB Legacy Support的计算机上，USB鼠标、键盘由BIOS提供模拟，在操作系统看来，就像接入了PS/2鼠标、键盘一样。
## 相关
- 在初始化USB控制器时，需要关闭它的USB Legacy Support