rustos

Todo

githib copilot mv to new file

A Freestanding Rust Binary

• cargo new blog_os --edition 2018
• no_std, panic_handler, Disabling Unwinding, no_main, _start(), no_mangle
• Linker err: cargo build --target thumbv7em-none-eabihf
• x86_64-blog_os.json
• rustup override set nightly
• vga_buffer
• cargo bootimage
• qemu-system-x86_64 -drive format=raw,file=target/x86_64-blog_os/debug/bootimage-blog_os.bin

VGA Text Mode

• mod vga_buffer;