dart_emu 0.3.0

A RISC-V system emulator (RV64 and RV32) ported from TinyEMU. Boots Linux with stream-based I/O for CLI, Flutter, and web applications.

Changelog

0.3.0

• User-mode networking with DNS, DHCP, TCP/UDP proxy via UserNetDevice
• Networking enabled by default on all VM images and demo boot
• Config file picker with drag-and-drop and ZIP bundle loading
• RV32 Buildroot image builder with TCC (Tiny C Compiler) for dev images
• ?boot=32 / ?boot=64 URL parameter to skip config picker on web
• Firebase Hosting deployment with GitHub Actions CI/CD
• Auto-DHCP in guest init scripts for immediate network on boot

0.2.0

• RV32IMAFDC support via Xlen.rv32 configuration
• Web platform compatibility for RV32 (no 64-bit integer dependency)
• SV32 page table walking for RV32 virtual memory
• ByteData-backed FP register file for web-safe 64-bit storage
• time and timeh CSR support for RV32 timer access
• Flutter example app with terminal UI (boots Linux on all platforms)
• Conditional 64-bit constants via dart.library.js_interop platform split

0.1.0

• RISC-V 64-bit system emulator ported from TinyEMU
• Stream-based Emulator facade for embedding in CLI and Flutter applications
• EmulatorStatus lifecycle tracking (idle, starting, running, stopped, error)
• YAML-based machine configuration via ConfigLoader
• Support for both file-path and in-memory BIOS/kernel loading
• VirtIO console, block device, and network device support
• CLI with dart_emu run command
• Alpine Linux rootfs image builder (Docker-based)