From: ext_Luís_Vitório_Cargnini <lvcargnini@xxxxxxxxx>
Subject: [Dspgateway-devel] changes in the dspgateway
Date: Fri, 14 Mar 2008 13:22:12 -0300
> Dear fellows I want to make some changes or in dspctl or in dspgateway:
> why?
> in the dspgateway we have:
> umode_t mode;
> } dev_list[] = {
> {CTL_MINOR, "dspctl", S_IRUSR | S_IWUSR},
> {MEM_MINOR, "dspmem", S_IRUSR | S_IWUSR | S_IRGRP},
> {TWCH_MINOR, "dsptwch", S_IRUSR | S_IWUSR | S_IRGRP},
> {ERR_MINOR, "dsperr", S_IRUSR | S_IRGRP},
> };
>
> but the dspctl looks for :
> /dev/dspctl/ctl
> /dev/dspctl/mem
> /dev/dspctl/twch
> /dev/dspctl/err
>
> So people who use udev, like always have problems with dspctl, because
> have to create the /dev/dspctl/* by hand, because the class directive
Not sure that the following is enough, though...
Setting the following in "udev.rules" seems to be required under udev.
..
KERNEL=="dspctl", NAME="dspctl/ctl"
KERNEL=="dspmem", NAME="dspctl/mem",MODE="0640",GROUP="kmem"
KERNEL=="dsptwch", NAME="dspctl/twch",MODE="0640"
KERNEL=="dspterr", NAME="dspctl/err",MODE="0440"
KERNEL=="dsptask[0-9]*", MODE="0666"
> of dspgateway creates it as entrances on /dev directly, so I could
> make this "little" change in the dspgateway and fix this, and nobody
> will have more problem with this again (I have to answer my last
> e-mail fo help I found the solution for my problem and was this).
>
> If there is no objection I can make the changes test and send the patchs.
>
> --
> ------------------------------------------------------------------------------
> Thanks && Regards
> M.Sc. B.Sc. Luís Vitório Cargnini
> IEEE Member
> Electrical Engineer Faculty @ PUCRS
> Ipiranga Avenue, 6681 – Building 30
> P.O. Box: 90619-900 – Porto Alegre/RS
> Phone: +55 51 3320 3500 extension: 7696
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