DDI_DRIVER_MAJOR(9F)DDI_DRIVER_MAJOR(9F)NAMEddi_driver_major - return driver's major device number
SYNOPSIS
#include <sys/ddi.h>
#include <sys/sunddi.h>
major_t ddi_driver_major(dev_info_t *dip);
INTERFACE LEVEL
Solaris DDI specific (Solaris DDI)
DESCRIPTIONddi_driver_major() returns the major device number for the driver asso‐
ciated with the supplied dev_info node. This value can then be used as
an argument to makedevice(9F) to construct a complete dev_t.
PARAMETERS
dip
A pointer to the device's dev_info structure.
RETURN VALUESddi_driver_major() returns the major number of the driver bound to a
device, if any, or DDI_MAJOR_T_NONE otherwise.
CONTEXTddi_driver_major() can be called from kernel or interrupt context.
SEE ALSOddi_driver_name(9F)
Writing Device Drivers
Jun 18, 2001 DDI_DRIVER_MAJOR(9F)