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问题咨询 #1

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Wzzzx opened this issue Feb 12, 2022 · 0 comments

Wzzzx commented Feb 12, 2022

大佬你好，最近也在学习6.S081，然后遇到了几个问题一时没弄清楚，想请教一下你

课上说 qemu 启动后会跳转的第一条指令位于 0x80000000 处，所以在这个地方设置了一个断点，但是启动之后发现程序直接停在了 0x8000000a 处，这是为什么呢？（而在我自己的系统上，停的地方却是 0x80000004。）
在调试 Xv6 的时候，发现了调试工具有点多，想知道 riscv64-unknown-elf-gdb， gdb-multiarch，riscv64-linux-gnu-gdb 这三个工具他们都有什么区别嘛？

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