ARM64 parity WIP + planning doc#127

Merged

ryanbreen merged 30 commits intomainfrom

feature/arm64-parity

Jan 26, 2026

Commits on Jan 25, 2026

fix(sigsuspend): restore signal mask after handler returns via sigreturn

ryanbreen
and
claude
committed
feat(arch): add ARM64 port infrastructure and handoff document

ryanbreen
and
claude
committed
feat(arch): add ARM64 HAL stub implementations (Phase 1)

ryanbreen
and
claude
committed
feat(arch): add cfg gates for ARM64 kernel compilation (Phase 2)

ryanbreen
and
claude
committed
feat(arch): implement ARM64 Generic Timer and CpuOps (Phase 3)

ryanbreen
and
claude
committed
feat(arch): implement ARM64 PerCpuOps using TPIDR_EL1 (Phase 4)

ryanbreen
and
claude
committed
feat(arch): implement ARM64 GICv2 interrupt controller (Phase 5)

ryanbreen
and
claude
committed
feat(aarch64): bootable ARM64 kernel with QEMU support

ryanbreen
and
claude
committed
feat(aarch64): implement userspace support with proper MMU regions

ryanbreen
and
claude
committed
feat(aarch64): add VirtIO MMIO device enumeration

ryanbreen
and
claude
committed
feat(aarch64): add VirtIO drivers and interactive terminal UI

ryanbreen
and
claude
committed
feat(shell): implement interactive shell for ARM64

ryanbreen
and
claude
committed
Merge remote-tracking branch 'arm64-repo/feature/arm64-port'
ryanbreen
committed
feat(aarch64): enable ARM64 compilation parity with proper cfg gates

ryanbreen
and
claude
committed
feat(aarch64): implement ARM64 functional parity infrastructure

ryanbreen
and
claude
committed

Commits on Jan 26, 2026