Re: [PARPORT] Questions with ppdev

From: Michael Reinelt (reinelt@eunet.at)
Date: Thu Mar 15 2001 - 06:12:11 EST

  • Next message: Michael Reinelt: "Re: [PARPORT] Questions with ppdev"

    Tim Waugh wrote:
    >
    > > But how does lp.o load parport_pc?
    >
    > It calls parport_register_driver, which triggers parport into wanting
    > to load a lowlevel port driver.

    sorry if I'm annoying... How does it know _which_ lowlevel driver? I
    don't have a reference to parport_pc somewhere...

    > > I don't think that select() has microsecond resolution, I suppose it
    > > will reschedule and therefore have at least a 10ms delay (which is far
    > > too long). But I will have a look at the kernel code..
    >
    > For small delays it will do the right thing, IIRC.

    I tried to understand the kernel code, but failed. So i tried out...
    10msec.

    bye, Michael 

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