pcie switch 内部结构

PCI-E Switch的内部结构是由多个虚拟桥和虚拟总线组成的集合体。每个虚拟桥（VB）下面可以连接一个端点设备（End Point/EP）或级联另一个Switch，而不能连接到一个物理总线。整个结构必须遵循树形拓扑结构，没有环路，不需要考虑复杂的路由。\[2\]
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- *1* *2* [PCIe Switch高级功能及应用](https://blog.csdn.net/qq_21792169/article/details/107388988)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insert_down1,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [图解PCIE原理（从软件角度）](https://blog.csdn.net/dahailinan/article/details/111678391)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insert_down1,239^v3^insert_chatgpt"}} ] [.reference_item]
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