3D HW acceleration on Picuntu Linux (Mali400)
I have ported olegk0's kernel (https://github.com/olegk0/rk3066-kernel) updates and Mali driver to Picuntu on my Picuntu kernel branch (https://github.com/Galland/picuntu-3.0.8-alok).I'm testing and it...
View ArticleCompiling the Mali HW accelerated driver (xf86-video-fbdev for RK3066)
Expert Linux developer olegk0 has made a framebuffer driver for the RK30 HDMI with Mali acceleration (rk30fb_drv.so). You can just download and use his .so to have 3D acceleration, or you can follow...
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Unofficial new 3.0.36+ kernel for Picuntu Linux
The kernel you can find on Picuntu releases is 3.0.8-alok+, but a few weeks ago I found a 3.0.36 kernel for RK devices in github, which was released by Spanish tablet maker bq (support them if you can...
View ArticleDisassembling .uu files
Quick post to not forget this procedure :)Let's say we have a .uu file that is a "uu-encoded" (a kind of hex encoding of a binary file) compiled object file, for...
View ArticleLinux on RK3188 work in progress
Please note this is not a blog post, it's a my personal pastebin where I can put in writing to myself and other fellow developers the small things I find in the latest 3.0.36 kernel that supports...
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Measy U2C HW serial console pins
A hardware serial console is a little module soldered to at least two pin pads of a CPU (in this case the RK3066 of the Measy U2C stick) in order to transmit to a PC the stick's boot log sequence...
View ArticleFull RK3066 Technical Reference Manual found!
Thanks to Omegamoon, who found it, here is the full RK3066 Technical Reference Manual, 1142 pages and 26MB of completely necessary data for opensource development on this...
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Serial console mod for RK3188 stick Cozyswan S400
First of all, I would like to thank KSK Electrics for kindly donating this S400 stick (and a MK908) to support the Linux kernel porting on RK3188 devices.A serial console for the Cozyswan S400 was...
View ArticleRoot Rockchip sticks/tablets from Linux
Since with every new device it becomes a nightmare (at least for me, that I seldom use Windows) to find the right Windows drivers for ADB access... I noticed that the rooting procedure (TPSparky...
View ArticleTesting real screen resolution on RK Linux
Problem:You think you have a 1080p screen resolution but when you draw a non-aliased one pixel width line and move the window around, it doesn't look one solid line anymore.You're not on 1080p, but...
View ArticleDWC USB interrupt spam in Rockchip SoCs
Some time ago, when looking for answers to some USB 1.1 problems on the RK chips, like:- USB 1.1 to Ethernet dongle not working- Repeated or missing key pressesI stumbled upon some Raspberry Pi forums...
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Radxa Rock board Linux development starts!
So, finally the Radxa Rock board (early developer sample) arrived.First of all a big thanks to Tom Cubie and his team at Radxa for kindly donating it to further Linux development!OverviewThis tiny...
View ArticleBooting to Linux instead of Android (flashing kernel partition) for RK
1) Get the softwareYou'll first need to fetch the Linux RK flashing tool (ignore the git name, the tool is valid for RK2*, RK30, RK31 devices), and the Linux rkcrc tool (for pre-/post-fixing a kernel...
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Booting Linux on Radxa Rock
For anybody interested, here is a preliminary working kernel for the Radxa Rock board.UPDATE (2013/10/11): IR and Audio I/O working, updated links to new flash imagesXubuntu Linux on Radxa Rock RK3188...
View ArticleBitbanging Radxa Rock gpios
This post assumes you're using the latest Linux kernel from here on your Radxa Rock RK3188 board.As you may already know, by looking at the openly available Radxa Rock schematics, this board has many...
View ArticleDoubts over Rockchip FB Vsync fix
Almost every owner of a RK3188 stick has noticed video problems, like stuttering or a lost frame every now and then, no matter its being a local file or just a small avi.Some time ago phjanderson (from...
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Radxa Rock communicating with I2C devices
Since I'm a hardware tinkerer at heart, and my background is more on electronics than on software, the Radxa Rock board had a deeper interest for me.This board has a lot of potential for all kind of...
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DIY NAS with a RK3188 device (Radxa Rock)
I currently have a full-blown Linux PC noisy tower serving 3 SATA hard disks full of multimedia as a home server... that is some 80 Watts of power consumption, plus the noise, for just a few hours of...
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Linux on UG008 TV Box (RK3066)
I was looking for the cheapest Rockchip device with external Wifi antenna and/or Ethernet connection, just to find both capabilities in the UG008 TV Box, a RK3066 (dual core) device at just 55 USD...
View ArticleYour own official Linux distro in a SD card (for ARM)
Currently for us, owners of ARM devices of the Rockchip family (though this post applies to any ARM CPU), when wanting to boot Linux we have to do two things:1) Flash a Linux kernel, usually to...
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OpenSUSE for Rockchip ARM devices
Going on with the earlier post on creating your own MicroSD with the Linux RFS of your preference, here is the howto for installing OpenSUSE using the usual kernel and modules+firmware. Just...
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Hacking into the Minix Neo X7
Recently, just in time for the holiday season, I have been testing and developing with a Minix Neo X7 and its very handy A2 airmouse.Minix NEO X7 TV box with RK3188 Quad-Core CPU and 2GB RAM...
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Minix Neo X8H HW tinkering first impressions
I just got my hands on a Minix Neo X8-H TV Box, along with an M1 airmouse, courtesy of Minix, with the aim of porting Linux to it (Amlogic Quad-Core processor this time).First impressionsI won't bother...
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Getting Linux on the Minix Neo Z64
I have recently received the latest Minix Neo Z64, courtesy of Minix. This TV Box is equipped with an Intel x86 processor, an Atom 3735F, which is not so far off a low-end PC desktop but at just...
View ArticleStream movies to Android devices
After battling for some time with how to best stream movie content through Ethernet and Wififrom a media server (the Minix Neo Z64 running Linux in this case) where my USB hard disks are plugged,...
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