Re: [PARPORT] Parallel port modes: debian vs. redhat (superrescue)

From: Tim Waugh (twaugh@redhat.com)
Date: Mon Nov 19 2001 - 08:52:31 EST

  • Next message: Tim Waugh: "Re: [PARPORT] ECP mode transfers in 2.4.x kernels"

    On Mon, Nov 19, 2001 at 06:05:46AM +0100, Ludo Vangilbergen wrote:

    > Though I have switched the the parallel ports to EPP mode in the BIOS,
    > my system reports the following info, when I load the parport_pc module:
    >
    > parport0: PC-style at 0x378 [PCSPP(,...)]
    > parport1: PC-style at 0x278 [PCSPP(,...)]
    >
    >
    > Strangely enough, when I boot my system with the SuperRescue CD (which is
    > RedHat based - kernel 2.4.5), the system reports:
    >
    > parport0: PC-style at 0x378 [PCSPP,TRISTATE,COMPAT,ECP]
    > parport1: PC-style at 0x278 [PCSPP,TRISTATE,EPP]
    >
    > How can I make my debian system behave in a similar way? Is there
    > some module in the kernel that I have to load first, or should I
    > have to tweak an option in a config file?

    You have to tweak an option for this I think. Turn on
    CONFIG_PARPORT_PC_FIFO, and also with newer kernels load the module
    with irq=auto dma=auto.

    Tim.
    */


    -- To unsubscribe, send mail to: linux-parport-request@torque.net --
    -- with the single word "unsubscribe" in the body of the message. --

    This archive was generated by hypermail 2b29 : Mon Nov 19 2001 - 08:56:48 EST