Sorry, and actually there should be no white spaces in that period. So . . .
cmdline=kernel.nmi_watchdog=0 On Thu, Apr 21, 2016 at 3:42 PM, William Hermans <[email protected]> wrote: > *With the newest Debian distro, whenever I do that, I get a message that >> the power button has been pressed, and the BBB simply shuts down after >> that. * >> > > >> Any ideas on what might have changed in the OS for this to happen? > > > Code I could not say what exactly has changed, but I can say the code in > the context of the button press NMI *has* definitely changed since. > > I can give you something to experiment with that may actually fix that > issue for you. > > william@beaglebone:~$ sudo sysctl -a | grep nmi > kernel.nmi_watchdog = 0 > > If kernel.nmi_watchdog = comes back equal to 1 for you. Then simply > changing this to zero ( 0 ) may solve the problem. so changing the cmdline= > line in /boot/uEnv.txt to. . . > > cmdline=kernel.nmi_watchdog = 0 > > Do keep in mind that this is supposed to be an x86 / x86-64 cmd line > option only, so may not work. But the sysfs entries are there, so I'm > thinking it should work . . . > > On Thu, Apr 21, 2016 at 9:55 AM, <[email protected]> wrote: > >> Hello guys, >> I have a custom carrier board powering my Beaglebone Black through the 5V >> supply pins on P9 (pins 5+6, I believe). >> >> Because I'm having issues getting my working legacy Angstrom distribution >> image cloned onto new boards that have Micron flash instead of Kingston, I >> decided to give a newer Debian a quick try. >> I have a 3.3V power regulator with an enable input on the board, so the >> BBB needs to assert a particular GPIO high to enable that power rail. >> With the newest Debian distro, whenever I do that, I get a message that >> the power button has been pressed, and the BBB simply shuts down after that. >> >> My 5V regulator can supply up to 5A, and this switchable 3.3V rail >> doesn't even really have any load on it yet until I install the rest of the >> hardware, so I don't believe it should have created any substantial drop in >> the 5V power. >> >> I can do the same operation on the same (older) BBB with Angstrom >> installed and I do not have this problem. >> >> Any ideas on what might have changed in the OS for this to happen? >> I may go back down the road of figuring out how to clone my Angstrom >> build over to the new boards, but still kind of curious why this might have >> happened. >> >> -- >> 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]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/beagleboard/37ab7fc4-2fd8-4ded-ac0d-8be31c9a195d%40googlegroups.com >> <https://groups.google.com/d/msgid/beagleboard/37ab7fc4-2fd8-4ded-ac0d-8be31c9a195d%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> 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]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CALHSORp0V52QCe%2BKhWw%3DNOXHbuhhPsj%2BuHV%3DXTgdmVE7nr%3D4iA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
