Greg, have you read the remoteproc kernel documentation ? I did like a year ago, and I do want to say there is a method to halt remoteproc. But I'm not sure, and even if I did read that. There is no telling if it's actually been implemented yet into our kernel / kernel modules . . .
On Wed, Dec 21, 2016 at 7:21 AM, Greg <soapy-sm...@comcast.net> wrote: > Hello, a quick question on operating PRUs via the RemoteProc framework on > Beaglebone: > > Is there a command via RemoteProc which will stop execution of firmwares > running on the PRU(s)? > > There are bind and unbind capability in sys: > > echo "4a334000.pru0" > /sys/bus/platform/drivers/pru-rproc/bind > echo "4a338000.pru1" > /sys/bus/platform/drivers/pru-rproc/bind > > echo "4a334000.pru0" > /sys/bus/platform/drivers/pru-rproc/unbind > echo "4a338000.pru1" > /sys/bus/platform/drivers/pru-rproc/unbind > > The unbind appears to disconnect RPMsg (character devices gone), but it > does not halt the PRU! > > So after unbind, I am doing this: > > sudo rmmod pru_rproc > sudo rmmod pruss > > So after removing pruss the PRUs appear to halt. > So that is a total of 3 commands to halt a PRU. > > So what I am looking for is a RemoteProc framework capability to halt the > PRU(s) from user-space. > If there is none, I will use the rmmod commands as above. I'm hoping I am > missing a simpler method. > > Regards, > Greg > > -- > 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 beagleboard+unsubscr...@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/beagleboard/e12d6e11-3d19-469f-83bb-71f69922f125%40googlegroups.com > <https://groups.google.com/d/msgid/beagleboard/e12d6e11-3d19-469f-83bb-71f69922f125%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 beagleboard+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CALHSORpqDtw5Yx7dARt1x8Qng_JCV_kqQSzvO6w%2BTdjaWQOqLg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.