ddi_root_node(9F)

NAME

     ddi_root_node - get the root of the dev_info tree

SYNOPSIS

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

     dev_info_t  *ddi_root_node(void);

INTERFACE LEVEL

     Solaris DDI specific (Solaris DDI).

DESCRIPTION

     ddi_root_node() returns a pointer to the root  node  of  the
     device information tree.

RETURN VALUES

     ddi_root_node() returns a pointer to  a  device  information
     structure.

CONTEXT

     ddi_root_node() can be called from user  or  interrupt  con-
     text.

SEE ALSO

     Writing Device Drivers