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Spelunking Apple DOS 3.3 DSK files
If you happen to have had an Apple][, you might be interested in retrieving your data from old DOS 3.3 floppies. Or maybe you’re just interested in retrocomputing and downloaded some floppies at Apple2Online. In my case, I had an ulterior motive. I’ve been learning about FreeBSD device drivers and was wondering how difficult it…
Building a NetBSD Release
Having built FreeBSD numerous times, I thought it would be interesting to know how to build NetBSD. The instructions from the NetBSD documentation are here. Firstly get the sources. An easy way is to simply FTP them. I got the NetBSD 6.1.2 sources from here. These files are all tarballs, so they’ll need to be…
Creating a custom FreeBSD build for Raspberry Pi
The default FreeBSD kernel for Raspberry Pi can be found here in the FreeBSD source browser. It’s everything you need to boot FreeBSD on a Pi, and includes GPIO support. However, the Pi is a nice small computer, so it’s likely that you’ll want it to include options such as Wifi, and pf. In my…
IPSec VPNs with pfsense
I’ve been trying forever to get a mobile IPSec connection up between my OS X laptop and pfsense. Finally, thanks to this outstanding blog post, it works. I’m especially excited that it works with the default OS X and Android VPN clients. My pfsense config closely mirrors the one specified by Mike Murray pfsense…
FreeBSD Jail filesystems
I’ve been using FreeBSD jails for a while, and was looking for a simple way to create jail filesystems. After some reading, I came up with this simple script which creates full FreeBSD filesystems. The filesystem can then be used via jail.conf. #!/bin/bash JAILNAME=$1 echo “kjail “$1 JAIL_HOME=/tank/kjail/ FTP=http://ftp.freebsd.org/pub/FreeBSD/releases/amd64/11.1-RELEASE/ # # get packages # if…
Building FreeBSD-9.2 for Soekris using Crochet-BSD
Crochet-BSD is a github project which supports building FreeBSD disk images for various platforms such a RaspberryPi, BeagleBoard and others. I had a Soekris 4501 laying around, so I decided to extend Crochet to build images for it. So, firstly, I needed a kernel. Building the kernel config for Soekris is explained pretty well here….