On Wed, Jul 22, 2015 at 11:20 AM, <[email protected]> wrote: > after uncommenting the line: > #dtb=am335x-boneblack-overlay.dtb > > ...my beaglebone has trouble loading the kernel and drops to a shell. i've > managed to record the debug output from uart0: > > Starting kernel ... > > [ 0.000453] WARNING: Your 'console=ttyO0' has been replaced by 'ttyS0' > [ 0.000463] This ensures that you still see kernel messages. Please > [ 0.000471] update your kernel commandline. > [ 3.554658] omap_voltage_late_init: Voltage driver support not added > [ 3.676455] bone_capemgr bone_capemgr: slot #0: No cape found > [ 3.736442] bone_capemgr bone_capemgr: slot #1: No cape found > [ 3.796440] bone_capemgr bone_capemgr: slot #2: No cape found > [ 3.856434] bone_capemgr bone_capemgr: slot #3: No cape found > Loading, please wait... > Gave up waiting for root device. Common problems: > - Boot args (cat /proc/cmdline) > - Check rootdelay= (did the system wait long enough?) > - Check root= (did the system wait for the right device?) > - Missing modules (cat /proc/modules; ls /dev) > ALERT! /dev/disk/by-uuid/4ccbfb5c-9e82-4bed-aa38-a0d7a10e2404 does not > exist. Dropping to a shell! > (initramfs) cat /proc/cmdline > console=ttyO0,115200n8 bone_capemgr.enable_partno=BB-I2C1,BB-CAN1,BB-SPIDEV1 > root=UUID=4ccbfb5c-9e82-4bed-aa38-a0d7a10e2404 ro rootfstype=ext4 rootwait > fixrtc coherent_pool=1M quiet
Are you using the eMMC? dtb=am335x-boneblack-emmc-overlay.dtb (it was just recently added, so your kernel might not have it yet) Regards, -- Robert Nelson https://rcn-ee.com/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
