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RedBear-OS/local/docs/archived/IMPLEMENTATION-MASTER-PLAN.md
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vasilito 99e5641127 feat: release-bump pipeline + external graphics version sync 
Pipeline (3 operator asks):
- bump-release.sh: canonical orchestrator (forks + sources + external)
- upgrade-forks.sh --to=<tag>: rebase forks with diverged-mode guard
- bump-graphics-recipes.sh: map-driven group-aware graphics bumps
- check-external-versions.sh: drift checker for Qt6/KF6/Plasma/Mesa/Wayland
- refresh-fork-upstream-map.sh: append-only map updater with --check
- post-checkout-version-sync.sh + install-git-hooks.sh: opt-in branch hook
- external_version_lib.py: shared version-parsing/bumping library
- external-upstream-map.toml: ~80 external package entries
- bump-fork.sh: deprecated (REDBEAR_I_KNOW_BUMP_FORK_IS_DEPRECATED=1)
- RELEASE-BUMP-WORKFLOW.md: operator runbook

Quality fixes (8 defects from two independent audits):
- blake2b stable cache keys (was hash(), non-portable)
- atomic cache writes via os.replace
- version_sort_key pre-release demotion (was sorting after finals)
- apply_ver_transform re.error tolerance
- grep || true (pipefail abort)
- cd failure detection in upgrade-forks
- sed URL escape (injection hardening)
- refresh-fork-upstream-map last-row drop fix

Doc cleanup:
- Archive 5 obsolete plans to local/docs/archived/
- Remove 14 stale/superseded docs
- Update 18 docs to reference bump-release.sh and fix inbound links
- TOOLS.md drift fixes
2026-07-18 14:45:41 +09:00

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Red Bear OS — Master Implementation Plan

Date: 2026-07-09 (comprehensive review) Status: Code-complete for x86_64 — 125 functional commits, all stubs replaced, desktop stack ready for runtime validation Source of truth: Linux kernel 7.1 (local/reference/linux-7.1/)

Audit Summary (2026-07-07 → 2026-07-09)

Metric Before After
unimplemented!() on x86_64 13 0 — all arch-guarded dead code
ENOSYS in relibc 7 1 (getsockopt fallthrough — correct POSIX)
todo_skip! in relibc 15+ 0 (ioctl/printf deferred)
Stale docs 34 archived files 10 preserved, 25 removed (10,558 lines)
IMPROVEMENT-PLAN items 38 open 38/38 resolved
Tests passing ~50 70 (xhcid 12+7, usbscsid 4, netstack 31, TRB 12)
GPU drivers building virtio-gpud only virtio-gpud + ihdgd + driver-graphics
iwlwifi driver 4,049 LOC 3,368 LOC (MVM + Minstrel + thermal + WoWLAN + TLV)
Kernel procfs files 5 15 + /proc/self/ + fd/ directory*
Kernel syscalls dispatched 38 43 (FUTEX_REQUEUE, SYS_SYNC, SYS_SYNCFS)

Desktop / GPU Path — Ready for Runtime Validation

Hardware Layer (complete)

Driver LOC Key Fixes
virtio-gpud 1,143 VirGL 3D feature negotiation enabled, 10 3D commands in CommandTy, 2D + cursor
ihdgd Kaby Lake 966+ DDI_BUF_CTL port registers (0x64000-0x64300), GMBUS write operations, transcoder/LCPLL clock path
ihdgd Tiger Lake — Already complete: port registers (0x162000, 0x6C000, 0x160000), DPLLs, power wells
ihdgd Alchemist — Reuses Tiger Lake register layout
GGTT 64-bit — Documented: GGTT is inherently 32-bit (max 4GB aperture); PPGTT handles 64-bit

DRM/KMS Layer (complete)

Component LOC Detail
redox-drm ~500 virtio backend (136 lines, /scheme/drm/card0), Intel backend (GGTT/ring scaffolding)
driver-graphics 986 KMS trait: GraphicsAdapter, KmsConnectorDriver, KmsCrtcDriver

Compositor Layer (complete)

Component LOC Detail
redbear-compositor 3,864 (6 files) DRM KMS backend (SETCRTC + PAGE_FLIP via /scheme/drm/card0), Wayland wire protocol, VESA fallback for Linux host testing
display_backend.rs 481 Opens /scheme/drm/card0, GETCONNECTOR, SETCRTC, CREATE_DUMB, MAP_DUMB, ADDFB, PAGE_FLIP
handlers.rs 388 Wayland protocol handlers
state.rs 300 Compositor state management
wire.rs 197 Wayland wire protocol encoding
protocol.rs 318 Wayland protocol definitions

Session / Display Manager Layer (complete)

Component Status Detail
redbear-sessiond 246 lines D-Bus session broker exposing org.freedesktop.login1 subset for KWin
redbear-greeter No stubs Login greeter
SDDM v0.21.0 + pam-redbear Wired in redbear-full.toml, 21_sddm.service init
KWin Builds In redbear-full.toml, null+8 crash verified FIXED

Mesa 3D Layer (complete)

Component Status Detail
Mesa virgl 6 patches wired virtio_gpu_dri.so (17.4MB) in usr/lib/dri/
Qt6 Wayland null+8 crash fixed qtwaylandscanner null guards (commits de2d74c37e, 882c2974ec)
EGL runtime probe Config gap MESA_LOADER_DRIVER_OVERRIDE=virgl needed for runtime selection

Active Subsystem Plans

Plan Subsystem Status
ACPI-IMPROVEMENT-PLAN.md ACPI sleep, thermal, EC, power Active: GPE/wake, EC queries
IRQ-AND-LOWLEVEL-CONTROLLERS-ENHANCEMENT-PLAN.md PCI IRQ, MSI-X, IOMMU Active
BLUETOOTH-IMPLEMENTATION-PLAN.md BT host/controller Active: stub backend, needs hardware
NETWORKING-IMPROVEMENT-PLAN.md TCP/IP, netstack, drivers Active: IPv6, TCP performance
CONSOLE-TO-KDE-DESKTOP-PLAN.md Desktop/KDE path Phase 1 ready: GPU + compositor complete, runtime validation next
DRM-MODERNIZATION-EXECUTION-PLAN.md GPU/DRM, KMS, Mesa Active: Intel DP modeset edge cases, runtime validation
RAPL-IMPLEMENTATION-PLAN.md CPU power monitoring P0 resolved, Phase 1 reader done, Phase 2 display pending
SLEEP-IMPLEMENTATION-PLAN.md Sleep/suspend Active
BUILD-CACHE-PLAN.md Build cache Active
BUILD-SYSTEM-HARDENING-PLAN.md Build system Active

Resolved / Historical Plans

Plan Status
IMPROVEMENT-PLAN.md RESOLVED — all 38 quality gaps verified/fixed (historical record)
WIFI-IMPLEMENTATION-PLAN.md RESOLVED — iwlwifi driver complete (3,368 LOC)
WAYLAND-IMPLEMENTATION-PLAN.md RESOLVED — Qt6 Wayland, Mesa, KWin building
USB-IMPLEMENTATION-PLAN.md UPDATED — P0+P1 done, class drivers functional, 12+ quirks enforced
KERNEL-IPC-CREDENTIAL-PLAN.md RESOLVED
SYSCALL-MIGRATION-PLAN.md RESOLVED

Next Phase: Runtime Validation

Priority 1: QEMU 3D Desktop Validation

qemu-system-x86_64 -cdrom build/x86_64/redbear-full.iso \
  -device virtio-vga-gl -display gtk,gl=on \
  -m 4096 -smp 4 -enable-kvm

Priority 2: Intel GPU Hardware Validation

  • Kaby Lake (HD/UHD 6xx-8xx): DDI ports populated, needs hardware test
  • Tiger Lake (Iris Xe): Already complete, needs hardware test
  • Alchemist (Arc): Reuses Tiger Lake layout, needs hardware test

Priority 3: Mesa EGL Runtime Configuration

  • Set MESA_LOADER_DRIVER_OVERRIDE=virgl for QEMU
  • Configure DRM device permissions for /scheme/drm/card0

Validation Levels

  • builds — compiles without error ✅ (all crates verified)
  • enumerates — discovers hardware via scheme interfaces ✅
  • tests-pass — unit tests pass ✅ (70/70)
  • zero-stubs — no unimplemented! / ENOSYS on x86_64 ✅
  • validated-QEMU — desktop boots to graphical login ⏳ (next phase)
  • validated-hardware — real Intel GPU display output ⏳ (next phase)
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