Simple, kernel-only, 64bit OS, early stage. https://git.2137697.xyz/rs-dos/atom?h=qemu 2026-07-31T00:58:31Z 2026-07-31T00:58:31Z salmonik salmonik@tuta.io 2026-07-31T00:58:31Z urn:sha1:6a5c32fa6ae8ec34e3e5b44d7e5a78ded8fe729b Architecture: rs-dos/ (workspace root, was raisernics/) ├── rsnix/ — kernel lib crate (uefi, serial, gop, ps2, interrupts, memory) ├── shell/ — shell lib crate (prompt, commands, line input) ├── rsdos/ — binary crate (efi_main, init, panic handler) └── rsboot/ — future git submodule No functional changes — boots to shell prompt identically. Version auto-pulled from Cargo.toml via env!("CARGO_PKG_VERSION"). 2026-07-31T00:18:30Z salmonik salmonik@tuta.io 2026-07-31T00:18:30Z urn:sha1:76103215711d268b4b02f62e900f2be3032cf295 - Bare-metal x86_64 UEFI kernel (PE32+, no libc) - GOP framebuffer + 8x16 bitmap font - PS/2 keyboard (polling, scancode set 1) - UART 16550 serial driver (COM1, 115200 8N1) - Bump allocator as #[global_allocator] (alloc::String, Vec, format!) - UEFI memory map capture (static buffer, ADR 0001) - Shell with 7 commands (help, echo, clear, hello, info, mem, halt) - Dual output: GOP framebuffer + serial console - Makefile: run, run-gui, debug, release, image targets - tools/: qemu.sh, boot-image.sh, debug-kernel.py