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Kernel Functions for Driversnodev(9F)


NAME

 nodev - error return function

SYNOPSIS

 
#include <sys/conf.h>
#include <sys/ddi.h>
int nodev();

INTERFACE LEVEL

 

Architecture independent level 1 (DDI/DKI).


DESCRIPTION

 

nodev() returns ENXIO. It is intended to be used in the cb_ops(9S) data structure of a device driver for device entry points which are not supported by the driver. That is, it is an error to attempt to call such an entry point.


RETURN VALUES

 

nodev() returns ENXIO.


CONTEXT

 

nodev() can be only called from user context.


SEE ALSO

 

nulldev(9F), cb_ops(9S)

Writing Device Drivers



SunOS 5.9Go To TopLast Changed 27 Jan 1993


Updated: 2004-01-16, 19:57