Hi Dennis, I am following second edition. I actually tried both 4.14 and 4.19. Either of them does not work. But it looks like Robert's comment solves the issue. Thanks for your suggestion though.
Regards, Cheng 在2021年4月7日星期三 UTC-4 下午6:06:10<Dennis Bieber> 写道： > On Wed, 7 Apr 2021 09:31:04 -0700 (PDT), in > gmane.comp.hardware.beagleboard.user Cheng Chen > <[email protected]> wrote: > > >I am following the Molloy's book chapter 15 to learn PRU. > > First or Second edition? > > > >kernel:[4.19.94-ti-r42] > > > >uboot_overlay_options:[uboot_overlay_pru=/lib/firmware/AM335X-PRU-RPROC-4-14-TI-00A0.dtbo] > > >pkg:[bb-cape-overlays]:[4.14.20200403.0-0rcnee0~buster+20200403] > > Might be relevant -- you are running a 4.19.x kernel, but loading 4.14 > PRU RPROC firmware... > > >[ 51.242110] remoteproc remoteproc0: wkup_m3 is available > >[ 51.258161] remoteproc remoteproc0: powering up wkup_m3 > >[ 51.258191] remoteproc remoteproc0: Booting fw image > >am335x-pm-firmware.elf, size 217168 > >[ 51.258458] remoteproc remoteproc0: remote processor wkup_m3 is now up > >dmesg | grep pru > > > -- > Dennis L Bieber > > -- 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/946192b6-d9c8-4243-b33c-f91a84072f77n%40googlegroups.com.
