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ddi_regs_map_free(9f)

ddi_regs_map_free(9F)          Kernel Functions          ddi_regs_map_free(9F)



NAME
       ddi_regs_map_free - free a previously mapped register address space

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

       void ddi_regs_map_free(ddi_acc_handle_t *handle);

INTERFACE LEVEL
       Solaris DDI specific (Solaris DDI).

PARAMETERS
       handle    Pointer  to  a  data  access handle previously allocated by a
                 call to a setup routine such as ddi_regs_map_setup(9F).


DESCRIPTION
       ddi_regs_map_free() 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
       ddi_regs_map_free() must be called from user or kernel context.

ATTRIBUTES
       See attributes(7) for descriptions of the following attributes:


       tab()  box; cw(2.75i) |cw(2.75i) lw(2.75i) |lw(2.75i) ATTRIBUTE TYPEAT‐
       TRIBUTE VALUE _ ArchitecturePCI Local Bus, SBus, ISA


SEE ALSO
       attributes(7), ddi_regs_map_setup(9F)


       Writing Device Drivers in Oracle Solaris 11.4



Oracle Solaris 11.4               18 Nov 2004            ddi_regs_map_free(9F)
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