One more thing of note. I do not run systemd - Ever. I run SYSV as an init daemon. I only mention this as I think Robert said something about systemd lessening this issue.
On Wed, Dec 2, 2015 at 3:36 PM, Gerald Coley <[email protected]> wrote: > Hmm, not sure what is going on. Sounds like the processor has stopped > running the code and halted but it forgot to turn off the lights. > > Gerald > > On Wed, Dec 2, 2015 at 4:26 PM, William Hermans <[email protected]> wrote: > >> Gerald, it's like the board hangs at power down, but I can not be 100% >> sure. The reason why I "assume" it's at power down, is that the heartbeat >> blink stops, but the rest of the LEDs stay on, and the ethernet port light >> still blinks. >> >> The board I experienced this on last night is an Element14 RevC, but I do >> also have a circuitco A5A that exhibits the same thing. >> >> On Wed, Dec 2, 2015 at 3:22 PM, Gerald Coley <[email protected]> >> wrote: >> >>> Is this on power up or is this state happening some time later? If it is >>> on power up, then the power supply most likely is the issue based on the >>> ramp requirements of the PMIC. >>> >>> If the power LED is on, then the PMIC is on and ramped up. That is why I >>> asked for the voltages. >>> >>> It also could be a boot pin read issue where it misreads the boot pins. >>> If that is the case you should see that from the serial port. >>> >>> Gerald >>> >>> >>> On Wed, Dec 2, 2015 at 4:15 PM, William Hermans <[email protected]> >>> wrote: >>> >>>> For what it's worth Gerald, this happens with nothing connected to the >>>> board as well. This just happened to me last night after issuing a reboot >>>> command from the command line. >>>> >>>> I remember at some point you all were talking about something about the >>>> "ramp time" of the PMIC or something. >>>> >>>> On Wed, Dec 2, 2015 at 3:11 PM, Gerald Coley <[email protected]> >>>> wrote: >>>> >>>>> I would start with your cape design and try and rule that out first. >>>>> >>>>> The reset is an input pin read by the processor, not actually a HW >>>>> power reset. If the SW is locked up, this could happen. >>>>> >>>>> If you hold the power button for a 8 seconds or more the board should >>>>> power cycle. >>>>> >>>>> When it is in this state, what do the voltages read? >>>>> >>>>> Gerald >>>>> >>>>> >>>>> On Wed, Dec 2, 2015 at 3:54 PM, Jonathan Ross <[email protected]> >>>>> wrote: >>>>> >>>>>> Once in a blue moon one of my beaglebones will get into a state where >>>>>> it has power (the power LED is lit), but it is not booted. Normally this >>>>>> would be fine, just hit the power button to reset. But in this weird >>>>>> state >>>>>> the power button does nothing. The reset button does nothing. >>>>>> I checked the power and reset button pins on the header, the power >>>>>> was low, the reset was high. >>>>>> The only way to get the board out of this state was to pull the 5V >>>>>> power. >>>>>> I'm using a KL16 on a cape to do a watchdog on the BB, and reboot it >>>>>> via power and/or reset buttons on the header if the BB stops sending >>>>>> checkins over uart. This has been working great, except for the rare case >>>>>> where the board ends up in this state where the power and reset buttons >>>>>> are >>>>>> not functioning. >>>>>> Any ideas how the BB could get into this state, and if there's any >>>>>> other way to force a reboot other than physically pulling the 5v power? >>>>>> Thanks, >>>>>> JR >>>>>> >>>>>> -- >>>>>> 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. >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> Gerald >>>>> >>>>> [email protected] >>>>> http://beagleboard.org/ >>>>> >>>>> -- >>>>> 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. >>>>> >>>> >>>> -- >>>> 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. >>>> >>> >>> >>> >>> -- >>> Gerald >>> >>> [email protected] >>> http://beagleboard.org/ >>> >>> -- >>> 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. >>> >> >> -- >> 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. >> > > > > -- > Gerald > > [email protected] > http://beagleboard.org/ > > -- > 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. > -- 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.
