lpt(4) - NetBSD Manual Pages

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LPT(4)                NetBSD/x86 Kernel Interfaces Manual               LPT(4)


NAME

     lpt -- Parallel port driver


SYNOPSIS

     lpt0 at isa? port "IO_LPT1" irq 7
     lpt1 at isa? port "IO_LPT2"
     lpt* at acpi?
     lpt* at ofisa?
     lpt* at pnpbios? index ?
     lpt* at puc? port ?


DESCRIPTION

     This driver provides access to parallel ports.  The bits in the minor
     number select various features of the driver.  If no IRQ is specified in
     the kernel configuration, only the polling device may be used.

           Minor Bit    Function
           128          Use the interruptless driver. (polling)
           64           Do not initialize the device on the port.
           32           Automatic LF on CR.


FILES

     /dev/lpt0    first interrupt-driven parallel port device
     /dev/lpa0    first polled parallel port device


SEE ALSO

     acpi(4), isa(4), ofisa(4), pnpbios(4), puc(4)

NetBSD 10.1                   September 23, 2011                   NetBSD 10.1