Check out the new projects site for A-i-S

Friday, June 1, 2012

First Impressions of Raspberry Pi

Well a Raspberry Pi arrived in the post today:

These are my first impressions after using it for less than an hour.



Easy to get up and running, no uboot type issues, Debian SD card image works well, comes with LXDE which feels fast, network works out of the box.  Image includes a 3.1.9 kernel.

Sample Debian image is really well designed


No obvious serial connection.
Default Debian image needs to be resized for but has a swapfile as the last partition. Easy to fix though.

I used Ubuntu 12.04 on my development PC to load the image. I powered the

Thursday, May 17, 2012


Updated uBoot commands, no longer 'mmcinit'

If using Ubuntu ARM 12.04 with a BeagleBoard C3 that has a recent uBoot version on it then
the following suggested command will not work:
setenv bootcmd 'mmc init;fatload mmc 0 0x82000000 boot.scr;source 0x82000000';
  setenv autostart yes; saveenv; boot
Instead you need to convert the "init" to "dev 0", so that it is:

setenv bootcmd 'mmc dev 0;fatload mmc 0 0x82000000 boot.scr;source 0x82000000'; 
  setenv autostart yes; saveenv; boot
This is the new way to set the mmc device.