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Showing posts with the label SD card

Running Debian on Raspberry Pi (and SD card woes)

After waiting for nearly 3months, I finally got my Raspberry Pi last week from Element14. Plan was to set it up as a file server for network enabling my external hard disks. Debugging setup Attempts to use a SandDisk 8GB Class 10 Extreme SD card and Debian Squeeze image, following the instructions here , were completely futile. Tales of my woes and subsequent hardware level debug attempts can be found in this thread . Plugging in the card and attempting to boot the RasPi failed miserably initially. Damn ugly pull up resistors on the SD IO lines Implementing the pull-up resistor hack suggested by jhasler , resulted in a fugly looking but partially working RasPi. It was atleast attempting to boot now, although it was throwing up a kernel panic immediately after loading the kernel. After loading kernel card drivers SD DAT0 line, before kernel is loaded. Probing the SD card IO lines with a high BW scope, revealed some glaring anomalies. The SD Clk speeds up a...