Manual Pages for UNIX Operating System command usage for man ddi_get_driver_private

Kernel Functions for Drivers           ddi_get_driver_private(9F)



NAME
     ddi_get_driver_private, ddi_set_driver_private - get or  set
     the address of the device's private data area

SYNOPSIS
     #include 
     #include 
     #include 



     void ddi_set_driver_private(dev_info_t *dip, void *data);


     void *ddi_get_driver_private(dev_info_t *dip);


INTERFACE LEVEL
     Solaris DDI specific (Solaris DDI).

PARAMETERS
     ddi_get_driver_private()

     dip    Pointer to device information  structure to get from.



     ddi_set_driver_private()

     dip     Pointer to device information structure to set.


     data    Data area address to set.


DESCRIPTION
     The ddi_get_driver_private() function returns the address of
     the  device's  private data area from the device information
     structure pointed to by dip.


     The ddi_set_driver_private() function sets  the  address  of
     the  device's  private  data  area in the device information
     structure pointed to by dip with the value of data.

RETURN VALUES
     The ddi_get_driver_private() function returns  the  contents
     of   devi_driver_data.  If  ddi_set_driver_private() has not
     been previously called with dip, an unpredictable  value  is
     returned.





SunOS 5.11          Last change: 16 Jan 2006                    1






Kernel Functions for Drivers           ddi_get_driver_private(9F)



CONTEXT
     These functions can be called from user , interrupt, or ker-
     nel context.

SEE ALSO
     Writing Device Drivers

















































SunOS 5.11          Last change: 16 Jan 2006                    2