On Mon, May 24, 1999 at 10:27:16AM +0000, Paolo Mantegazza wrote:
> Tomasz Motylewski wrote:
> >
> > On Thu, 20 May 1999, Sugat Jain wrote:
> >
> > > My problem right now is an implementation one: When a received packet is to
> > > be handed over to the linux part for processing by higher layers, when a
> >
> > Yes, this is the problem to which I knew no satisfactory answer. What is
> > needed is a "bottom half" for RT interrupt. So, when your RT-ISR sees a
> > normal packet to be passed through netif_rx it can set some flag and exit.
> >
>
> The problem of bottom hakves can be solved if RTL implemented a feature,
> available in RTAI, i.e system requests (srq). This a a mechanism which
The problem of bottom halves was solved in RTL with the mechanism used by
fifo handlers -- easily adaptable to other operations. Since V1 we have
also had the ability for rt irq handlers to pend interrupts for Linux
handlers. In V2 we will have special "soft interrupts" for RTL to send
to linux.
--- [rtl] ---
To unsubscribe:
echo "unsubscribe rtl" | mail [EMAIL PROTECTED] OR
echo "unsubscribe rtl <Your_email>" | mail [EMAIL PROTECTED]
----
For more information on Real-Time Linux see:
http://www.rtlinux.org/~rtlinux/
