Messages in this thread | | | From | Uli Luckas <> | Subject | Re: Fwd: Mounting MMC card | Date | Fri, 29 Jun 2007 11:42:50 +0200 |
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On Friday, 29. June 2007, Midhun Agnihotram wrote: > Hi All, > > > Let's try something a lot less complex than mounting. Try running: > > dd if=/dev/mmcblk0 of=/dev/null count=100 > > Here goes the output(error). > > / # dd if=/dev/mmcblk0 of=/dev/null count=100 > dd: can't open '/dev/mmcblk0': No such device or address > > The /dev is has the following: > > / # ls -l /dev | grep mmc > brwxrwxrwx 1 0 0 254, 0 Jun 26 2007 mmcblk0 > brwxrwxrwx 1 0 0 254, 1 Jun 26 2007 mmcblk0p0 > brwxrwxrwx 1 0 0 254, 2 Jun 26 2007 mmcblk0p1 > brwxrwxrwx 1 0 0 254, 3 Jun 26 2007 mmcblk0p2 > brwxrwxrwx 1 0 0 254, 4 Jun 26 2007 mmcblk0p3 > If I remember correctly, mmc devices did not have fixed majors/minors allocated until recently. Either get a recent kernel or use some kind of hotplug (udev) scripts to create your device nodes with dynamically allocated major/minors.
Regards Uli
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