Category Archives: Embedded

Building debian-buster-rootfs for RK3399

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RK3399 is one of most of powerful open source based Cortex-A72 and A53 as Big-Little architecture. Rockchip of its manufacturer, continuously updates their open source as they can, but all sources are not being updated for latest changes – specially rootfs about debian based is not. EOL of ‘stretch’ Debian… Read more »

It has been exhausted

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Since been started designing new system architecture, expected to there might be fastidious things be blocking my ways. But there’s some overlooked, unexpected things about what people doing this work. I’ve been exhausted, and consider the following sentence, For those who don’t understand high technology, the technology is just a… Read more »

Rock960 (rk3399) Improved kernel 4.4.179

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A short history: Rock960 board is a variabtion of Rockchip RK3399 series, and supports many features as a stand-alone smallest AARCH64 system. VAMRS still providing this card sized embedded linux computer in half of year 2020. I love this powerful RK3399 processor, as economical AARCH64, to be used for embedded… Read more »

New embedded system coming out

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My new embedded system based on Rockchip RK3399 is now stepping to next version. Rebuilt all kernel for maximum performance at processing high quality raw images from quad(2×2) MIPI-CSI2 cameras. This new board aquires double channels of dual high speed 5Mpixel MIPI-CSI2 camera in data bus bandwidth in 6Gbps for… Read more »

Realtek R815x USBNET kernel driver for RK3399

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Here is latest version 2.12.0 of Realtek GbE USB network kernel driver (source codes) for RK3399. Everyone should be download this driver and extract tar.gz in kernel directory. This driver will overwrites old r8152.c, so anyone doesn’t need to modify any files, just extract tar.gz and make your kernel again…. Read more »

Rock960[A/B/C] kernel patch for supporting some USB GbE

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Here’s my kernel patch for Rock960[A/B/C] board based on git – “stable-4.4-rk3399-linux-v2.1x” branch patch for support or modified for : Governor for performance. Supporting latest version of Realtek r8152/3 USB 3.0 GbE ( merged version of “9” ) Supporting latest version of Cypress GX3 USB 3.0 GbE Supporting latest version… Read more »

Realtek 8152 GbE USB kernel driver for RK3399

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If you have trouble with Realtek 8152 GbE USB device on your Rock960A/B/C board with error of “unnmaed net_device” ? It is reason of built in r8152 driver is too old in Rock960a/b/c (even all kernel driver of Rockchip) kernel source. Here’s my modified driver from latest version of r8152… Read more »

Graphical CPU and GPU monitoring utility

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Before start to read this, it is an utility for Embedded Linux users.If you don’t know about Linux, it should be skipped for next time. Introduction It was made for monitoring CPU and GPU temperature with maximum clocks goes thresholded in Rockchip RK3399 embedded system at first time. First version… Read more »

A simple utility for monitoring CPU clocks and temperature for embedded system.

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This simple console based application is an open source for monitoring current CPU clocks and temperature include GPU if availed. Repository URL : https://bitbucket.org/rageworx_embedded/cpuclkmon You can clone, or download source and build own yourself, or just download pre-compiled binary and launch it for your system.

V4L2 + V4l-utils, Capture for multi-planar #2

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This post was continued from “V4L2 + V4l-utils, Capture for multi-planar #1“ Querying external controls Getting external control should be an optional job, but it maybe needed to control brightness and gain for good to get excellent balanced image. Little bit difficult to understand in first time but can be… Read more »