DEVSW(9) MidnightBSD Kernel Developer’s Manual DEVSW(9)

NAME

devsw — returns the cdevsw structure

SYNOPSIS

#include <sys/param.h>
#include <sys/conf.h>

struct cdevsw *

devsw(dev_t dev);

DESCRIPTION

The devsw() function returns a pointer to the cdevsw structure associated with this character device ID. If dev->si_cdevsw is set it is returned; otherwise, the major(9) offset into the cdevsw array is returned.

Its argument is:

dev

The device whose cdevsw entry should be returned.

RETURN VALUES

A pointer to a cdevsw structure.

SEE ALSO

major(9), minor(9), umajor(9), uminor(9)

AUTHORS

This manual page was written by Chad David 〈davidc@acns.ab.ca〉.

MidnightBSD 0.3 July 9, 2001 MidnightBSD 0.3