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Support for FU740 board #371

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elliott10 opened this issue Sep 9, 2022 · 3 comments
Closed

Support for FU740 board #371

elliott10 opened this issue Sep 9, 2022 · 3 comments
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enhancement New feature or request

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@elliott10
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elliott10 commented Sep 9, 2022 •
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  • 基于以前清华童鞋们在fu740开发板适配zCore的工作，运行起来正常进入sh；

  • 合并以前代码到zCore master最新分支，大量冲突。修复了：引导、多核启动、内存等系列的问题，在master中正常运行起来；

  • 合并后修改以pass测试CI；

  • fu740板子的PCIE地址在一个超过32位的高地址，对这个问题调整地址空间，并顺利初始化fu740板子的pci扫描功能：

Screen Shot 2022-09-14 at 12 36 43 PM
@elliott10 elliott10 added the enhancement New feature or request label Sep 9, 2022
@shzhxh

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@elliott10
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这些问题重新做了调整合并；

对于fu740对设备树.dtb可以在自带的Linux中的/boot目录中获取；
也可以在sifive官方镜像获取：https://github.com/sifive/freedom-u-sdk/releases/download/2022.04.00/demo-coreip-cli-unmatched-2022.04.00.rootfs.wic.xz

@elliott10
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继续补充了PCIE的读写函数，包括PCIE与CPU地址转换机制的rust函数实现。
扫描情况：
WechatIMG412

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