On Wednesday 04 October 2017 17:25:59 Gene Heskett wrote:

> On Wednesday 04 October 2017 14:17:16 Nicklas Karlsson wrote:
> > On Wed, 4 Oct 2017 14:05:31 -0400
> >
> > Gene Heskett <ghesk...@shentel.net> wrote:
> > > Greetings;
> > >
> > > The hm2_spi.c is Jeff Eplers code, so perhaps Jeff might shed some
> > > light here.
> > >
> > > 1. Bertho's hm2_rpspi.c contains a rather extensive set of tests
> > > to make sure its actually running on an r-pi board.
> > >
> > > 2. This is preventing it from running on the rock64, which claims
> > > to have a pi compatible gpio in it.
> >
> > A warning might be better than an error?
>
> Or better yet, get it to printout what it finds in the prelude to the
> case statement. Look at the code starting at line 1092 in hm2_rpspi.c,
> I fail to grok how that is being fed to the output of a printf that I
> am seeing on screen.
>
> Note: Using POSIX non-realtime
> hm2: loading Mesa HostMot2 driver version 0.15
> hm2_rpspi: Unsupported Platform, only Raspberry1/2/3 supported.
> hm2_rpspi: rtapi_app_main: Operation not permitted (-1)
> ./hm2-7i90-stepper.hal:34: waitpid
> failed /home/rock64/linuxcnc-dev/bin/rtapi_app hm2_rpspi
> ./hm2-7i90-stepper.hal:34: /home/rock64/linuxcnc-dev/bin/rtapi_app
> exited without becoming ready
> ./hm2-7i90-stepper.hal:34: insmod for hm2_rpspi failed, returned -1
>
> I've a query out on the rock64 forum asking what all the "revision "
> code strippage is presenting to the case statements. So far no answer.
>  For all I know, that prelude code is getting garbage on a rock64.
>
And the answer to that is that the gpio in the SoC is a "rockchip 3328". 
Does that help?

> In the meantime, I changed the .ini entry at the end of the file from
> hm2_rpspi to hm2_spi, and got this response on attempting to run
> linuxcnc:
>
> hm2: loading Mesa HostMot2 driver version 0.15
> Unknown parameter `spiclk_rate=41666'
> ./hm2-7i90-stepper.hal:34: waitpid
> failed /home/rock64/linuxcnc-dev/bin/rtapi_app hm2_spi
> ./hm2-7i90-stepper.hal:34: /home/rock64/linuxcnc-dev/bin/rtapi_app
> exited without becoming ready
> ./hm2-7i90-stepper.hal:34: insmod for hm2_spi failed, returned -1
>
> Is this something that can be fixed?
>
> Cheers, Gene Heskett


Cheers, Gene Heskett
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>

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