servers/vfs/dmap.h

   1 /*
   2 dmap.h
   3 */
   4
   5 /*===========================================================================*
   6  *                       Device <-> Driver Table                             *
   7  *===========================================================================*/
   8
   9 /* Device table.  This table is indexed by major device number.  It provides
  10  * the link between major device numbers and the routines that process them.
  11  * The table can be update dynamically. The field 'dmap_flags' describe an
  12  * entry's current status and determines what control options are possible.
  13  */
  14
  15 extern struct dmap {
  16   int _PROTOTYPE ((*dmap_opcl), (int, dev_t, int, int) );
  17   int _PROTOTYPE ((*dmap_io), (int, message *) );
  18   endpoint_t dmap_driver;
  19   char dmap_label[LABEL_MAX];
  20   int dmap_flags;
  21   int dmap_style;
  22   struct filp *dmap_sel_filp;
  23 } dmap[];