Re: Booting mx25 based device from SD and NOR

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Le Wed, 23 May 2012 12:43:47 +0200,
Roberto Nibali <rnibali@xxxxxxxxx> a écrit :
> Set the switches to boot from SD on the mx25 device and power on. It
> successfully loads barebox and I can mount the fat partition (of course the
> other partition is unmountable, because there is no ext2/3 support in
> barebox). Booting from my environment currently fails, but I reckon it has
> to do with my configuration settings. Here is where it gets so far:
> .../...
> [  103.029081] VFS: Unable to mount root fs via NFS, trying floppy.
> [  103.036763] VFS: Cannot open root device "nfs" or unknown-block(2,0)
> [  103.043157] Please append a correct "root=" boot option; here are the
> available partitions:
> [  103.052007] b300         1955840 mmcblk0  driver: mmcblk
> [  103.057512]   b301            1024 mmcblk0p1
> 00000000-0000-0000-0000-000000000mmcblk0p1
> [  103.065670]   b302          524288 mmcblk0p2
> 00000000-0000-0000-0000-000000000mmcblk0p2
> [  103.073744]   b303         1429504 mmcblk0p3
> 00000000-0000-0000-0000-000000000mmcblk0p3
> .../...
> Thank you very much for your pointers.
> 
add to your bootargs root=/dev/mmcblk0p3 rootfstype=ext3 or something
like this

Eric

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