A RISC-V and unix-like operating system developed just for fun.
[*] bootloader (use RustSBI-qemu)
[ ] linker & stack
[ ] memory allocation (malloc)
[ ] uart & print
[ ] trap
[ ] scheduler
[ ] timer
[ ] lock
[ ] supervisor
[ ] user interface
[ ] posix interface
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use qemu 7.0 to boot v0.5.0.1 in many scenario (like fedora 30 x86_64, fedora 36 aarch64, macOS aarch64) will report:
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![[ERROR] !!> Panic at src/mm/page_table.rs:116 vpn VirtPageNum(18) is mapped before mapping](https://avatars.githubusercontent.com/u/25260092?v=4)
[ERROR] !!> Panic at src/mm/page_table.rs:116 vpn VirtPageNum(18) is mapped before mapping
But my previous fedora 35 aarch64 can work correctly.
Have no idea what happen here, but I guess something in qemu cause this problem. I will check it later...
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