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新建 #89

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rk3568 是否支持pcie2.0 接fpga 设备

Added by 余 顺 over 1 year ago. Updated over 1 year ago.

Status:
新建
Priority:
普通
Assignee:
-
Category:
pcie
Target version:
Start date:
08/22/2022
Due date:
% Done:

0%

Estimated time:

Description

版型:rp-rk3568

系统:buildroot

需求:以用pcie2.0接口外接fpga设备吗,驱动需要修改吗

ps:查阅手册说明pcie2.0不能用于芯片间互联是什么意思


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Actions #1

Updated by 余 顺 over 1 year ago

如手册中所描述:pcie2.0 的接口仅支持rc的模式,主从通信,pcie3.0的接口才支持ep模式,两个主机互相通信,
rp-rk3568核心板 仅引出了 一路pcie2.0

pro-rk3568dr4 -rk3568 核心板 两路pcie3.0和pcie2.0 都有引出

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