Thanks! I will definitely study your links среда, 15 апреля 2020 г., 21:15:31 UTC+3 пользователь Dennis Bieber написал: > > o/~ Talking to myself in public o/~ > > On Wed, 15 Apr 2020 10:20:13 -0400, in > gmane.comp.hardware.beagleboard.user > Dennis Lee Bieber <dennis.l.bieber-re5jqeeqqe8avxtiumw...@public.gmane.org > <javascript:>> > wrote: > > > Which edition of the book? Probably first edition since page 525 > in my > >2nd edition has a figure 11-11 about GMail Security Settings. The PRU is > >covered in chapter 15, starting at page 673. > > > > Note that first edition has a copyright in 2015. That is Debian > 7.x > timeframe -- AKA Wheezy while... > > > > >>dogtag:[BeagleBoard.org Debian Image 2018-10-07] > > > > That's a somewhat old image... > > > > ... that is Debian 9.5 -- AKA Stretch. > > There have been a number of significant changes since the first > edition > book came out. > > Debian is phasing out sys-v init for systemd > > UIO PRU access phased out for remoteproc by default. Refer to > http://catch22.eu/beaglebone/beaglebone-pru-uio/ for candidate > instructions > on enabling UIO (though those instructions are based upon ONE Debian 8.x > -- > Jessie image -- Implication is that images newer than 8.6 only function > with remoteproc unless one changes the OS kernel). Similar instructions at > https://github.com/sbarral/prusst > > Consider > > https://www.element14.com/community/community/designcenter/single-board-computers/next-genbeaglebone/blog/2019/05/14/coding-for-the-beaglebone-pru-with-c-in-2019 > > which is based on Debian 9.5 -- using remoteproc, or > > http://ianrrees.github.io/2016/11/20/getting-started-with-beaglebone-pru-programming-the-new-way.html > > > > OTOH, it may be something as simple as needing to run using sudo > (as > mentioned about halfway down http://exploringbeaglebone.com/chapter15/ [a > lot of the commentary on that page applies to first edition based upon the > date stamps -- a big jump from June 2016 to March 2019 when the 2nd > edition > came out]) > > > > -- > Dennis L Bieber > >
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