ArceOS v0.2.0

What's Changed

Main architecture

• Refactor config system with axconfig-gen
• Add support for Monolithic kernel
• Split platform-specific contents from the main repository

Memory management

• Add DMA alloc support
• Introduce module axmm for virtual memory management
• Add functions to read and write data in AddrSpace

Task management

• Introduce user-defined task extended data
• Support percpu run-queue and cpu affinity for axtask
• Replace Mutex with lock_api
• Support requeue, len, is_empty in WaitQueue

Filesystem

• Enhance truncate, add urandom

Networking

• Upgrade smoltcp to 0.12.0
• Add Nagle and capacity interfaces

Hardware abstraction layer

• Export trap handlers from axhal using linkme::distributed_slice
• Replace axhal::arch with crate axcpu
• Allow custom linkerscript

Platform support

• Add Phytium Pi support
• Add ethernet driver fxmac for Phytium Pi
• Add loongarch64 support

Rust toolchain

• Migrate to Rust Edition 2024
• Upgrade toolchain to nightly-2025-05-20

Miscellaneous

• Use setup-musl & setup-qemu actions from Marketplace
• Always use -softfloat target for aarch64 and loongarch64
• Add check for build and doc CI tasks under macOS

New Crates & Modules

New crates published

• axconfig-gen
• axconfig-macros
• axcpu
• axplat and related platform crates
• axsched
• cpumask
• ctor_bare
• memory_set

New modules

• axdma
• axmm
• axns

New Contributors

• @ZR233 made their first contribution in #162
• @aarkegz made their first contribution in #168
• @emmanuel-ferdman made their first contribution in #200
• @monellz made their first contribution in #201
• @elebirds made their first contribution in #238
• @aluojibuzhu made their first contribution in #253
• @numpy1314 made their first contribution in #260
• @879650736 made their first contribution in #275
• @a6d9a6m made their first contribution in #258

Full Changelog: v0.1.0...v0.2.0