RTLinux, by default, let's Linux network drivers have the network. But
it is quite possible to take those interrupts away, if you want to do
so.
On Wed, Jun 02, 1999 at 01:16:17AM -0700, maryam moghaddas wrote:
> Hi
> I found different articles on the WEB from which I got the impression that
> RTLinux doesnot deal with the network interrupts as HARD realtime
> interrupts, for example:
>
> http://aix2.uottawa.ca/~s997014/rtos.html
> "Instead of having a realtime kernel that provides all the OS features as
> realtime features, RT-Linux tries to separate the realtime
> services and non realtime services. It leaves all the major OS features like
> networking, device access (drivers), GUI system to the Linux
> kernel, and provides very basic features for realtime processing."
>
> >From the other hand your example is interesting, although I am not convinced
> that the PPP connection is considered as a HARD realtime task...
>
> m
>
>
> -----Original Message-----
> From: cecil ogg <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
> Date: Tuesday, June 01, 1999 2:41 PM
> Subject: Re: [rtl] Network interrupt handling in Rtlinux
>
>
> >maryam moghaddas wrote:
> >>
> >> Hi
> >> As far as I know RTlinux kernel cannot be connected to outside world via
> >> networking... The only way of connection is either via the ports ( for
> >> example from a sensor or FIFO'S) Please correct me if I am wrong, since
> all
> >> the following is going to be based on my first assumption...
> >
> > Not so. My dynamic IP is (for the next few minutes)
> >207.90.105.74 by a
> >ppp connection. Both of the Linux PC's on my home network have Apache
> >web servers and work just fine.
> >
> > uname shows: Linux 2.0.33
> >
> > cat /proc/ksyms|grep rt_ shows the expected rt_functions:
> >00111ad8 rt_get_time_R062e513f
> >00111cec rt_request_timer_Rb7c904e2
> >00111d18 rt_free_timer_R3ac33f94
> >00111cb4 rt_set_timer_R01bcb6f7
> >00111cd0 rt_no_timer_R78d06fbb
> >00133a80 rt_fifo_get_R5be8c660
> >0013391c rt_fifo_put_Ra7242823
> >
> >Good luck and enjoy!
> >
> >Cecil Ogg
> >
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> >For more information on Real-Time Linux see:
> >http://www.rtlinux.org/~rtlinux/
> >
>
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>
>
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