Kernel Functions for Drivers makedevice(9F)
NAME
makedevice - make device number from major and minor numbers
SYNOPSIS
#include
#include
#include
devt makedevice(majort majnum, minort minnum);
INTERFACE LEVEL
Architecture independent level 1 (DI/DKI).
PARAMETERS
majnum Major device number.
minnum Minor device number.
DESCRIPTION
The makedevice() function creates a device number from a
major and minor device number. makedevice() should be used
to create device numbers so the driver will port easily to
releases that treat device numbers differently.
RETURN VALUES
The device number, containing both the major number and the
minor number, is returned. No validation of the major or
minor numbers is performed.
CONTEXT
The makedevice() function can be called from user, inter-
rupt, or kernel context.
SEE ALSO
getmajor(9F), getminor(9F)
SunOS 5.11 Last change: 16 Jan 2006 1
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