Hi!
Am Mittwoch, 12. Oktober 2016 15:05:12 UTC+2 schrieb Jelle Spijker:
>
> Hi All,
>
> I'm running Arch Linux on my BBB, so no remoteproc for me :-( when working
> with the PRU.
>
>
You're lucky, you didn't waste time for testing remoteproc.
> Because I work with prussdrv the program should be run with sudo. If that it
> is the case the shared library can't be found, so I have to export
> LD_LIBRARY=../lib/ for my super user.
>
>
prussdrv doesn't need root privileges, but the user needs at least read
access to the interrupt handlers (/dev/uio[0-7]).
Regarding the linker issue: did you update the cache for the run-time
linker (sudo ldconfig).
Fragment of the Shared library:
>
> void BBB::loadPRUfirmware(const unsigned int &number, const std::string
> &firmwareLocation) {
> //Initialize structure used by prussdrv_pruintc_intc
> tpruss_intc_initdata pruss__intc_initdata = PRUSS_INTC_INITDATA;
> //Allocate and initialize memory
> prussdrv_init();
> prussdrv_open(PRU_EVTOUT0);
> //Map PRU's interrupts
> prussdrv_pruintc_init(&pruss__intc_initdata);
> //Load and execute the PRU program on the PRU
> prussdrv_exec_program(number, firmwareLocation.c_str());
> // Wait for event completion from PRU, returns PRU_EVTOUT_0 number
> //int n = prussdrv_pru_wait_event(PRU_EVTOUT0);
> //prussdrv_pru_disable(number);
> //prussdrv_exit();
> }
>
>
All prussdrv functions return a value (zero in case of success). What
return values do you get?
Regards
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