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使得DragonOS kernel 能为riscv64编译通过(尚未能启动) (#457)
* 使得DragonOS kernel 能为riscv64编译通过(尚未能启动) * 修正了系统调用号声明不正确的问题,同时添加了编译配置文档
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docs/kernel/configuration/arch.md
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31
docs/kernel/configuration/arch.md
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# 目标架构配置
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## 支持的架构
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- x86_64
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- riscv64
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## 架构相关配置
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为了能支持vscode的调试功能,我们需要修改`.vscode/settings.json`文件的以下行:
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```
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"rust-analyzer.cargo.target": "riscv64imac-unknown-none-elf",
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// "rust-analyzer.cargo.target": "x86_64-unknown-none",
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```
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如果想要为x86_64架构编译,请启用x86_64那一行,注释掉其它的。
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如果想要为riscv64架构编译,请启用riscv64那一行,注释掉其它的。
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同时,我们还需要修改makefile的环境变量配置:
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请修改`env.mk`文件的以下行:
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```Makefile
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ifeq ($(ARCH), )
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# !!!!在这里设置ARCH,可选x86_64和riscv64
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# !!!!!!!如果不同时调整这里以及vscode的settings.json,那么自动补全和检查将会失效
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export ARCH=riscv64
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endif
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```
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请注意,更换架构需要重新编译,因此请运行`make clean`清理编译结果。然后再运行`make run`即可。
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:caption: 目录
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config
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arch
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