Category Archives: Linux

I was not the only one who thought that OpenWrt might be a good choice to create a better firmware image for the NAS-4220. This guy has already started a port based on the Kamikaze branch (OpenWrt stable). The project … Continue reading →

I’ve been wondering which system to use for building a custom firmware for the NAS-4220. I’ve worked with ptxdist and buildroot in the past so i was inclined to simply use buildroot. On the other hand i have heard a … Continue reading →

The NAS-4220 is using internally something called Sausalito. Spending some time with google reveals that this is a web-based (only?) system management system originally developed for the Cobalt RaQ. After Sun terminated the Cobalt Raq product line the software was … Continue reading →

Collin and i are running a Twitter stream for quick updates on all things related to NAS4220 hacking. Get your information overload here.

RaidSonic being a good FOSS citizen has put out the sources of the linux kernel they use on the NAS4220. I used buildroot to generate myself an armv4 cross toolchain and than tried to compile my own kernel. The first … Continue reading →

The firmware of the device is kept on a 16MB flash chip. From looking at the boot log of the linux kernel you can see that it is split up into several partitions. SL2312 MTD Driver Init……. SL2312 CFI Flash: … Continue reading →

Lets see if we can get the TFTP upload working. On start up the boot loader will present you this menu. Boot Menu ============================================================================== 0: Reboot 1: Start the Kernel Code 2: List Image 3: Delete Image 4: Create New … Continue reading →

I have several disks which are encrypted using dm_crypt/LUKs. Unfortunately these disk don’t seem to be supported by the default software. Well i guess thats a good excuse to have a look at the bowels of this box. One way … Continue reading →

I recently bought a NAS-4220 from Raidsonic. Its a nice piece of hardware with a lot of punch, low energy requirements and a cheap price. I’ve been looking for a NAS/home-server for some time now but hadn’t found a suitable … Continue reading →