Device Ports & Hardware Bring-Up

Reproducible Linux bring-up trees, custom device trees, out-of-tree drivers, and headless compute conversions for tablets and repurposed phone motherboards. Each device page documents verified hardware status, boot architecture, and open engineering gaps.

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Showing 5 ported devices

Device SoC & Arch Kernel OS / Userland Boot Path Status Links
Xiaomi Mi 8 (dipper)
xiaomi-dipper
Qualcomm Snapdragon 845 (SDM845) aarch64 Mainline Linux 7.1.0-rc1-sdm845 postmarketOS edge (Alpine / OpenRC) UFS userdata rootfs + boot partition (slot A) Active
Samsung Galaxy S8 (SM-G950F)
dreamlte
Samsung Exynos 8895 (universal8895) aarch64 Downstream Linux 4.4.302 (hadesKernel v2.5.18) hadesRom OneUI Q v3.0 (Android 10) Internal UFS (TWRP + Magisk v25.2) Active
General Mobile GM 8
GM8_sprout
Qualcomm Snapdragon 435 (MSM8940, 8× Cortex-A53) aarch64 Downstream Linux 3.18 (msm8937-perf) Alpine Linux 3.19 (aarch64 OpenRC) System-as-root on system_a (Android 9 fallback on system_b) Active
Xiaomi Redmi 7A (pine)
xiaomi-pine
Qualcomm Snapdragon 439 (SDM439) aarch64 Mainline-near Linux 7.1.3-msm89x7 postmarketOS edge (Alpine / OpenRC) Internal eMMC via lk2nd 23.1 Bootloader Experimental
Samsung Galaxy J7 Prime (SM-G610F)
on7xelte
Samsung Exynos 7870 (8× Cortex-A53 @ 1.6 GHz) aarch64 Downstream Linux 3.18.14 (FA60_G610FDDU1ARC1) Samsung Combination Firmware (Android 6.0.1 Engineering) Internal eMMC (Heimdall Download Mode) Active

Xiaomi Mi 8 (dipper) — Mainline Linux 7.1 postmarketOS Port

Active Smartphone (USB Compute Node & Display) aarch64
SoC
Qualcomm Snapdragon 845 (SDM845)
Kernel
Mainline Linux 7.1.0-rc1-sdm845
OS
postmarketOS edge (Alpine / OpenRC)
Boot
UFS userdata rootfs + boot partition (slot A)

Mainline Linux 7.1.0-rc1 port for the Xiaomi Mi 8 (Snapdragon 845, 6 GB RAM, 128 GB UFS) with Samsung EA8074 AMOLED DRM panel, Adreno 630 Freedreno GPU, ST FTS5 touchscreen, TAS2557 + WCD9340 audio, and 60–80% battery charge limiting.

Hardware & bring-up log → Source code

Samsung Galaxy S8 (SM-G950F) — Batteryless 1080p60 DeX Appliance

Active Smartphone (DeX Appliance) aarch64
SoC
Samsung Exynos 8895 (universal8895)
Kernel
Downstream Linux 4.4.302 (hadesKernel v2.5.18)
OS
hadesRom OneUI Q v3.0 (Android 10)
Boot
Internal UFS (TWRP + Magisk v25.2)

Repurposed Exynos 8895 board running as a stationary 1080p60 HDMI DeX desktop appliance with a 100 kΩ wireless-charging NTC thermistor bypass and custom Magisk HDMI audio policy routing.

Hardware & bring-up log →

SoC
Qualcomm Snapdragon 435 (MSM8940, 8× Cortex-A53)
Kernel
Downstream Linux 3.18 (msm8937-perf)
OS
Alpine Linux 3.19 (aarch64 OpenRC)
Boot
System-as-root on system_a (Android 9 fallback on system_b)

Reproducible conversion of a screenless, battery-less General Mobile GM 8 motherboard into an aarch64 Alpine Linux compute node with USB RNDIS, Wi-Fi, and SSH.

Hardware & bring-up log → Source code

Xiaomi Redmi 7A (pine) — Headless postmarketOS Compute Node

Experimental Smartphone (Headless Node) aarch64
SoC
Qualcomm Snapdragon 439 (SDM439)
Kernel
Mainline-near Linux 7.1.3-msm89x7
OS
postmarketOS edge (Alpine / OpenRC)
Boot
Internal eMMC via lk2nd 23.1 Bootloader

Snapdragon 439 headless Linux node booting mainline-near Linux 7.1.3 via lk2nd, trimmed to ~140 MB idle RAM with OpenRC WCNSS remoteproc boot-race fixes and hardware watchdog supervision.

Hardware & bring-up log →

SoC
Samsung Exynos 7870 (8× Cortex-A53 @ 1.6 GHz)
Kernel
Downstream Linux 3.18.14 (FA60_G610FDDU1ARC1)
OS
Samsung Combination Firmware (Android 6.0.1 Engineering)
Boot
Internal eMMC (Heimdall Download Mode)

Two bare Exynos 7870 motherboards recovered without displays using Samsung Factory Combination Firmware for pre-authorized ADB, backed by a 4-vector Knox-preserving root forensic study.

Hardware & bring-up log →