Pleae have a look at https://groups.google.com/d/topic/beagleboard/b8W1W3z_xYA/discussion regards
Il giorno lunedì 24 settembre 2018 16:54:04 UTC+2, Wei Shi ha scritto: > > Hi, I'm trying to bring up the PRU on my BeagleBone Black. I was able to > get it up using UIO method, but failed with PRU_RPROC driver. > > The pru-software-support-package example compiled OK. I tried > PRU_Direct_Connect0 > and PRU_RPMsg_Echo_Interrupt1. I copied generated .out file to > /lib/firmware. BTW, there was conflicting instructions online about how to > place the .out file. One mentioned copying to FILE > /lib/firmware/am335x-pru0(1)-fw, > and another mentioned copy to under DIRECTORY > /lib/firmware/am335x-pru0(1)-fw/. > I tried both, and both failed with the same symptom. > > I have the following output in dmesg, and it looks as if PRU_RPROC have > not even tried to load the .out file. > > [ 77.864792] pruss 4a300000.pruss: creating PRU cores and other child > platform devices > [ 77.934664] remoteproc remoteproc1: 4a334000.pru is available > [ 77.934794] pru-rproc 4a334000.pru: PRU rproc node > /ocp/pruss_soc_bus@4a326004/pruss@0/pru@34000 probed successfully > [ 77.936497] remoteproc remoteproc2: 4a338000.pru is available > [ 77.936603] pru-rproc 4a338000.pru: PRU rproc node > /ocp/pruss_soc_bus@4a326004/pruss@0/pru@38000 probed successfully > > > The state file under /sys/class/remoteproc/remoteproc2 is showing "offline" > > > my uEnv.txt file is below: > > > uname_r=4.14.69-ti-r76 > > enable_uboot_overlays=1 > > uboot_overlay_pru=/lib/firmware/AM335X-PRU-RPROC-4-14-TI-00A0.dtbo > > enable_uboot_cape_universal=1 > > > And the configuration is: > > > git:/opt/scripts/:[d837f2b02f44fabe16353fd1226bb1f64e847c93] > eeprom:[A335BNLT00C02318BBBK19D2] > model:[TI_AM335x_BeagleBone_Black] > dogtag:[BeagleBoard.org Debian Image 2018-08-30] > bootloader:[eMMC-(default)]:[/dev/mmcblk1]:[U-Boot > 2018.09-00002-g0b54a51eee]:[location: dd MBR] > kernel:[4.14.69-ti-r76] > nodejs:[v6.14.4] > uboot_overlay_options:[enable_uboot_overlays=1] > uboot_overlay_options:[uboot_overlay_pru=/lib/firmware/AM335X-PRU-RPROC-4-14-TI-00A0.dtbo] > uboot_overlay_options:[enable_uboot_cape_universal=1] > pkg check: to individually upgrade run: [sudo apt install --only-upgrade > <pkg>] > pkg:[bb-cape-overlays]:[4.4.20180914.0-0rcnee0~stretch+20180914] > pkg:[bb-wl18xx-firmware]:[1.20180517-0rcnee0~stretch+20180517] > pkg:[kmod]:[23-2rcnee1~stretch+20171005] > pkg:[librobotcontrol]:[1.0.2-git20180829.0-0rcnee0~stretch+20180830] > pkg:[firmware-ti-connectivity]:[20170823-1rcnee1~stretch+20180328] > groups:[debian : debian adm kmem dialout cdrom floppy audio dip video plugdev > users systemd-journal i2c bluetooth netdev cloud9ide gpio pwm eqep admin spi > tisdk weston-launch xenomai] > cmdline:[console=ttyO0,115200n8 bone_capemgr.uboot_capemgr_enabled=1 > root=/dev/mmcblk1p1 ro rootfstype=ext4 rootwait coherent_pool=1M > net.ifnames=0 quiet] > dmesg | grep pinctrl-single > [ 1.120938] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size > 568 > dmesg | grep gpio-of-helper > [ 1.132957] gpio-of-helper ocp:cape-universal: ready > END > > > Did I miss anything? Any help is really appreciated. > > > Wei > > > -- 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/efe83385-566e-4e26-aed4-79aa72ec6a65%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
