DDI_IDEVICE_COOKIE(9S) Data Structures for Drivers DDI_IDEVICE_COOKIE(9S)


NAME


ddi_idevice_cookie - device interrupt cookie

SYNOPSIS


#include <sys/ddi.h>
#include <sys/sunddi.h>


INTERFACE LEVEL


Solaris DDI specific (Solaris DDI). This interface is obsolete. Use the
new interrupt interfaces referenced in Intro(9F). Refer to Writing Device
Drivers for more information.

DESCRIPTION


The ddi_idevice_cookie_t structure contains interrupt priority and
interrupt vector information for a device. This structure is useful for
devices having programmable bus-interrupt levels. ddi_add_intr(9F)
assigns values to the ddi_idevice_cookie_t structure members.

STRUCTURE MEMBERS


u_short idev_vector; /* interrupt vector */
ushort_t idev_priority; /* interrupt priority */


The idev_vector field contains the interrupt vector number for vectored
bus architectures such as VMEbus. The idev_priority field contains the
bus interrupt priority level.

ATTRIBUTES


See attributes(5) for descriptions of the following attributes:


+--------------------+-----------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+--------------------+-----------------+
|Interface Stability | Obsolete |
+--------------------+-----------------+

SEE ALSO


ddi_add_intr(9F), Intro(9F)


Writing Device Drivers


October 19, 2005 DDI_IDEVICE_COOKIE(9S)