Tuesday, August 10, 2010

Some Initial Chumby Experiments

I tried a couple of experiments with the Chumby today. Boy was that frustrating. I was able to get the micro-SD out of the Chumby and dd the contents of the chip onto my Ubuntu Laptop with no problem at all. The real problem is that the Chumby comes with a 1 GB micro-SD and that is a size that you pretty much cannot find anywhere. Most everything is either 2GB or 4GB in size, and obviously this means that the structure of the SD is different as well. I was able to set up a 4GB micro-SD with the requisite number of partitions (3 150MB partitions, 1 extended partition with a 128MB partition and a rest-of-the chip partition under it). However, I was not able to get the dd'ed image to copy correctly. That means that I will probably have to get each partition into a separate image and then dd them back to the new micro-SD. I am trying to do this to prove to myself that I can create a micro-SD with a copy of the original system on it. When I first copied the image back over a 4GB micro-SD it pretty much clobbered the makeup of the chip. It took a bit of time to get that one undone. I now have the correct partitions but when I do a df command, the partition information comes up incorrect for the size of the micro-SD. Back to the drawing board tomorrow. In a better note, I did find that the iRobot Create had shipped.

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