Could you please share your code ? Have you checked with confit-pin or show-pins to confirm there are as pru out ?
Sent from my iPhone > Em 17 de jan. de 2021, à(s) 18:40, Pedro Henrique Fonseca Bertoleti > <[email protected]> escreveu: > > > Hi Vinicius. > > Some minutes ago I was able to make it work. I tried to compile a custom > firmware, flash it to pru (through remoteproc) and start it, and I've got > success innchange state value. > > However, I'm not able to control (on/off) a LED in BeagleBone Green Wireless. > I've set in config_pin the gpio P9_27 to pruout successfully, but I've got no > lucky in controlling the LED I've wired to this gpio. I'll try to do it in > BeagleBone Black, and I'll follow pru cook book as you recommended. > > Thanks! > > Em dom, 17 de jan de 2021 18:32, Vinicius Juvinski > <[email protected]> escreveu: >> Hi Pedro, >> >> I didn't find the source code for this firmware. >> I recommend you install the TI's Code Composer Studio >> (https://www.ti.com/design-resources/embedded-development/ccs-development-tools.html) >> And follow the PRU cookbook. The book from Derek's if is the first edition >> if I am not wrong, is focused on kernel 3.18, I bought the second edition >> and this is updated to 4.14 version. >> So to start with PRU I really recommend the PRUCookbook + CCS. >> >> Best regards. >> >>> Em dom., 17 de jan. de 2021 às 14:27, phfbertoleti <[email protected]> >>> escreveu: >>> Vinicius, here follows the output of version.sh: >>> >>> >>> ----------- >>> debian@beaglebone:/opt/scripts/tools$ sudo ./version.sh >>> [sudo] password for debian: >>> git:/opt/scripts/:[b39ec679648a6be8f25f48bd1c9784c1fc5a0c46] >>> eeprom:[A335BNLTGW1ABBGW16054623] >>> model:[TI_AM335x_BeagleBone_Green_Wireless] >>> dogtag:[BeagleBoard.org Debian Buster IoT Image 2020-04-06] >>> bootloader:[eMMC-(default)]:[/dev/mmcblk1]:[U-Boot >>> 2019.04-00002-g07d5700e21]:[location: dd MBR] >>> UBOOT: Booted Device-Tree:[am335x-bonegreen-wireless-uboot-univ.dts] >>> UBOOT: Loaded Overlay:[AM335X-PRU-RPROC-4-19-TI-00A0] >>> UBOOT: Loaded Overlay:[BB-ADC-00A0] >>> UBOOT: Loaded Overlay:[BB-BBGW-WL1835-00A0] >>> UBOOT: Loaded Overlay:[BB-BONE-eMMC1-01-00A0] >>> kernel:[4.19.94-ti-r42] >>> nodejs:[v10.15.2] >>> /boot/uEnv.txt Settings: >>> uboot_overlay_options:[enable_uboot_overlays=1] >>> uboot_overlay_options:[uboot_overlay_pru=/lib/firmware/AM335X-PRU-RPROC-4-19-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]:[4.14.20200814.0-0~buster+20200814] >>> pkg:[bb-wl18xx-firmware]:[1.20200813.1-0~buster+20200813] >>> pkg:[kmod]:[26-1] >>> pkg:[librobotcontrol]:[1.0.5-git20200715.0-0~buster+20200716] >>> pkg:[firmware-ti-connectivity]:[20190717-2rcnee1~buster+20200305] >>> groups:[debian : debian adm kmem dialout cdrom floppy audio dip video >>> plugdev users systemd-journal bluetooth netdev i2c gpio pwm eqep remoteproc >>> admin spi iio docker tisdk weston-launch xenomai cloud9ide] >>> cmdline:[console=ttyO0,115200n8 bone_capemgr.uboot_capemgr_enabled=1 >>> root=/dev/mmcblk1p1 ro rootfstype=ext4 rootwait coherent_pool=1M >>> net.ifnames=0 lpj=1990656 rng_core.default_quality=100 quiet] >>> dmesg | grep remote >>> [ 11.585512] remoteproc remoteproc0: 4a334000.pru is available >>> [ 11.605383] remoteproc remoteproc1: 4a338000.pru is available >>> [ 60.745582] remoteproc remoteproc2: wkup_m3 is available >>> [ 60.840333] remoteproc remoteproc2: powering up wkup_m3 >>> [ 60.840364] remoteproc remoteproc2: Booting fw image >>> am335x-pm-firmware.elf, size 217168 >>> [ 60.840611] remoteproc remoteproc2: remote processor wkup_m3 is now up >>> dmesg | grep pru >>> [ 11.585512] remoteproc remoteproc0: 4a334000.pru is available >>> [ 11.585705] pru-rproc 4a334000.pru: PRU rproc node pru@4a334000 probed >>> successfully >>> [ 11.605383] remoteproc remoteproc1: 4a338000.pru is available >>> [ 11.605571] pru-rproc 4a338000.pru: PRU rproc node pru@4a338000 probed >>> successfully >>> dmesg | grep pinctrl-single >>> [ 0.945761] pinctrl-single 44e10800.pinmux: 142 pins, size 568 >>> dmesg | grep gpio-of-helper >>> [ 0.958228] gpio-of-helper ocp:cape-universal: ready >>> lsusb >>> Bus 001 Device 002: ID 05e3:0610 Genesys Logic, Inc. 4-port hub >>> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >>> END >>> ----------- >>> >>>> Em domingo, 17 de janeiro de 2021 às 02:11:21 UTC-4, [email protected] >>>> escreveu: >>>> >>>> Please send the result of version.sh under opt/scripts >>>>> Em dom., 17 de jan. de 2021 às 03:07, Pedro Henrique Fonseca Bertoleti >>>>> <[email protected]> escreveu: >>>>> Thanks! >>>>> >>>>> In this reference, I can see a custom firmware has been developes and a >>>>> header file was missing in its code. However, in my case, I'm using a >>>>> firmware which is in /lib/firmware by default (am335x-pru1-fw). I assume >>>>> this firmware works, once it comes with distro (I'm using official image >>>>> provided in BeagleBone site). >>>>> >>>>> Why am I getting this error with a firmware it's supposed to work? >>>>> Please, would you shed some light on it? >>>>> >>>>> >>>>> Best Regards. >>>>> >>>>> Em dom, 17 de jan de 2021 03:00, Vinicius Juvinski >>>>> <[email protected]> escreveu: >>>>> >>>>>> Yes ,the answer is there - 4.2 >>>>>> >>>>>>> Em dom., 17 de jan. de 2021 às 01:55, Pedro Henrique Fonseca Bertoleti >>>>>>> <[email protected]> escreveu: >>>>>>> Sorry, I couldn't find any information on this error 22 on PRU cook >>>>>>> book. Please, anyone can help me on handling this error? >>>>>>> >>>>>>> Em dom, 17 de jan de 2021 01:46, Vinicius Juvinski >>>>>>> <[email protected]> escreveu: >>>>>>> >>>>>>>> Hi Pedro, >>>>>>>> >>>>>>>> >>>>>>>> You are having error 22 - I don’t remember right now the cause , the >>>>>>>> prucookbook has the explanation and how to fix :) >>>>>>>> >>>>>>>>> Em dom., 17 de jan. de 2021 às 00:59, phfbertoleti >>>>>>>>> <[email protected]> escreveu: >>>>>>>>> Hi vinicius. >>>>>>>>> >>>>>>>>> First of all, thanks for the reply and for indicating me PRU cook >>>>>>>>> book. >>>>>>>>> Regarding dmesg messages, yes, I've checked them (as shown below). It >>>>>>>>> seems PRUs are available for use, am I right? >>>>>>>>> What do you recommend as a hello world test for PRU? >>>>>>>>> >>>>>>>>> --------------------- >>>>>>>>> [ 11.169923] remoteproc remoteproc0: 4a334000.pru is available >>>>>>>>> [ 11.171927] remoteproc remoteproc1: 4a338000.pru is available >>>>>>>>> [ 60.948771] remoteproc remoteproc2: wkup_m3 is available >>>>>>>>> [ 60.956133] remoteproc remoteproc2: powering up wkup_m3 >>>>>>>>> [ 60.956160] remoteproc remoteproc2: Booting fw image >>>>>>>>> am335x-pm-firmware.elf, size 217168 >>>>>>>>> [ 60.956412] remoteproc remoteproc2: remote processor wkup_m3 is >>>>>>>>> now up >>>>>>>>> [ 454.023370] remoteproc remoteproc1: powering up 4a338000.pru >>>>>>>>> [ 454.027965] remoteproc remoteproc1: loading >>>>>>>>> /lib/firmware/am335x-pru1-fw failed with error -22 >>>>>>>>> [ 454.027986] remoteproc remoteproc1: Direct firmware load for >>>>>>>>> am335x-pru1-fw failed with error -22 >>>>>>>>> [ 454.028006] remoteproc remoteproc1: request_firmware failed: -22 >>>>>>>>> [ 454.043116] remoteproc remoteproc1: Boot failed: -22 >>>>>>>>> --------------------- >>>>>>>>> >>>>>>>>> >>>>>>>>> Best Regards, >>>>>>>>> Pedro Bertoleti >>>>>>>>> >>>>>>>>>>> Em sábado, 16 de janeiro de 2021 às 23:05:07 UTC-4, >>>>>>>>>>> [email protected] escreveu: >>>>>>>>>>> Hi Pedro, >>>>>>>>>>> >>>>>>>>>>> I recommend you take a look at >>>>>>>>>>> https://markayoder.github.io/PRUCookbook/ >>>>>>>>>>> >>>>>>>>>>> Have you checked the dmesg to see what is happening at kernel level >>>>>>>>>>> ? >>>>>>>>>>> >>>>>>>>>>> Em sáb., 16 de jan. de 2021 às 23:25, phfbertoleti >>>>>>>>>>> <[email protected]> escreveu: >>>>>>>>>>> Hi everyone. >>>>>>>>>>> >>>>>>>>>>> My name is Pedro and I'm from Brazil. I'm trying to learn how to >>>>>>>>>>> use PRUs in BeagleBone (I'm using BeagleBone Green Wireless now) >>>>>>>>>>> and I'm facing a problem I cannot solve. >>>>>>>>>>> >>>>>>>>>>> I'm reading Derek Molloy's book (Exploring BeagleBone) and one of >>>>>>>>>>> the first examples / "hello world"-like is checking which firmware >>>>>>>>>>> is loaded in PRU0 and start it. However, when I try to do this, I >>>>>>>>>>> get "write error: Invalid argument" as error output: >>>>>>>>>>> >>>>>>>>>>> debian@beaglebone:/sys/class/remoteproc/remoteproc1$ cat firmware >>>>>>>>>>> am335x-pru1-fw >>>>>>>>>>> debian@beaglebone:/sys/class/remoteproc/remoteproc1$ echo 'start' > >>>>>>>>>>> state >>>>>>>>>>> -bash: echo: write error: Invalid argument >>>>>>>>>>> >>>>>>>>>>> What am I doing wrong? I would like to see "running" at state >>>>>>>>>>> value, in order to be sure PRU0 is working. >>>>>>>>>>> >>>>>>>>>>> Here follows some useful information: >>>>>>>>>>> >>>>>>>>>>> Kernel version: 4.19.94-ti-r42 >>>>>>>>>>> Dmesg output related to remoteproc: >>>>>>>>>>> >>>>>>>>>>> --------------------- >>>>>>>>>>> [ 11.169923] remoteproc remoteproc0: 4a334000.pru is available >>>>>>>>>>> [ 11.171927] remoteproc remoteproc1: 4a338000.pru is available >>>>>>>>>>> [ 60.948771] remoteproc remoteproc2: wkup_m3 is available >>>>>>>>>>> [ 60.956133] remoteproc remoteproc2: powering up wkup_m3 >>>>>>>>>>> [ 60.956160] remoteproc remoteproc2: Booting fw image >>>>>>>>>>> am335x-pm-firmware.elf, size 217168 >>>>>>>>>>> [ 60.956412] remoteproc remoteproc2: remote processor wkup_m3 is >>>>>>>>>>> now up >>>>>>>>>>> [ 454.023370] remoteproc remoteproc1: powering up 4a338000.pru >>>>>>>>>>> [ 454.027965] remoteproc remoteproc1: loading >>>>>>>>>>> /lib/firmware/am335x-pru1-fw failed with error -22 >>>>>>>>>>> [ 454.027986] remoteproc remoteproc1: Direct firmware load for >>>>>>>>>>> am335x-pru1-fw failed with error -22 >>>>>>>>>>> [ 454.028006] remoteproc remoteproc1: request_firmware failed: -22 >>>>>>>>>>> [ 454.043116] remoteproc remoteproc1: Boot failed: -22 >>>>>>>>>>> --------------------- >>>>>>>>>>> >>>>>>>>>>> Thanks in advance. >>>>>>>>>>> >>>>>>>>>>> Best Regards, >>>>>>>>>>> Pedro Bertoleti >>>>>>>>> >>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> 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/7c2be7bd-63f3-4798-85dd-e5be63d86831n%40googlegroups.com. >>>>>>>>> >>>>>>>>> -- >>>>>>>>> For more 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>>>>>>> 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/CAJK9pqdUcG%2Bi9zZBzqU5VFQDJM2R5Hu0WYwFc2jwT4q7M8nnkg%40mail.gmail.com. >>>>>> >>>>>> -- >>>>>> 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/CAB6xwCqFvpRVanfBe4w-1y3vomgrb1Jax%2BzPBfJ%2BNrXsir4vgQ%40mail.gmail.com. >>>>> >>>>> -- >>>>> For 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