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

illumos DDI specific (illumos 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 This interface is obsolete.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(7) for descriptions of the following attributes:


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

SEE ALSO

Intro(9F), ddi_add_intr(9F)


Writing Device Drivers

October 19, 2005 DDI_IDEVICE_COOKIE(9S)