OK the examples work now, Thanks for all your help. On Friday, March 4, 2016 at 12:16:33 PM UTC-5, Delbert Martin wrote: > > whats the difference? > > I figured the UIO / remote proc were kind of trying to do the same thing. > > which one can I use the am335x_pru_package examples with? > > ok, after some googling now I realize they are 2 different ways to > interact with the PRUs, > based on the src of the am335x_pru_package examples, they are using the > PRUDRV (UIO?) method, where there is a > new and upcoming method for using remoteproc, I think I understand now. > > Still updating to the bone kernel to get the UIO stuff, Will report back > soon. > > Thanks for all of your help, while I bludgeon the internet with my > stupidity. > > > > On Friday, March 4, 2016 at 12:03:01 PM UTC-5, RobertCNelson wrote: >> >> On Fri, Mar 4, 2016 at 10:58 AM, Delbert Martin <[email protected]> >> wrote: >> >> For simplicity's sake, Lets say I would like to run >> >> PRU_memAccessPRUDataRam from the am335x_pru_package example, >> > >> > I keep getting "prussdrv_open open failed", which I'm going to guess >> means >> > something isn't enabled. "guessing" >> > >> > ok, so uio-pruss-enable-00A0 is an overlay for the device tree which >> enabled >> > the PRU? >> > enables the pru in UIO mode? does the code from am335x_pru_package use >> UIO >> > to upload code to the pru? >> > >> > I am using the 4.1 kernel, I flashed the >> > >> https://rcn-ee.com/rootfs/bb.org/testing/2016-02-26/console/BBB-eMMC-flasher-debian-8.3-console-armhf-2016-02-26-2gb.img.xz >> >> > to my BeagleBone Black RevB (2geMMC)? >> >> That's the "4.1-ti" kernel, it uses remoteproc_pruss >> >> if you want uio_pruss switch to the bone >> >> cd /opt/scripts/tools/ >> git pull >> sudo ./update_kernel.sh --bone-rt-kernel --lts-4_1 >> >> Regards, >> >> >> -- >> Robert Nelson >> https://rcn-ee.com/ >> >
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