Kernel Functions for Drivers                ddiregsmapfree(9F)



NAME
     ddiregsmapfree  -  free  a  previously  mapped   register
     address space

SYNOPSIS
     #include 
     #include 



     void ddiregsmapfree(ddiacchandlet *handle);


INTERFACE LEVEL
     Solaris DI specific (Solaris DI).

PARAMETERS
     handle     Pointer to a data access handle previously  allo-
                cated  by  a  call  to  a  setup  routine such as
                ddiregsmapsetup(9F).


DESCRIPTION
     ddiregsmapfree() frees the  mapping  represented  by  the
     data  access  handle   handle. This function is provided for
     drivers preparing to  detach  themselves  from  the  system,
     allowing   them   to   release  allocated  system  resources
     represented in the handle.

CONTEXT
     ddiregsmapfree() must be called from user or kernel  con-
     text.

ATRIBUTES
     See attributes(5) for descriptions of the  following  attri-
     butes:



     
           ATRIBUTE TYPE               ATRIBUTE VALUE       
    
     Architecture                 PCI Local Bus, SBus, ISA    
    


SEE ALSO
     attributes(5), ddiregsmapsetup(9F)


     Writing Device Drivers




SunOS 5.11          Last change: 18 Nov 2004                    1