include/exec/memory-internal.h

   1 /*
   2  * Declarations for functions which are internal to the memory subsystem.
   3  *
   4  * Copyright 2011 Red Hat, Inc. and/or its affiliates
   5  *
   6  * Authors:
   7  *  Avi Kivity <avi@redhat.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or
  10  * later.  See the COPYING file in the top-level directory.
  11  *
  12  */
  13
  14 /*
  15  * This header is for use by exec.c, memory.c and accel/tcg/cputlb.c ONLY,
  16  * for declarations which are shared between the memory subsystem's
  17  * internals and the TCG TLB code. Do not include it from elsewhere.
  18  */
  19
  20 #ifndef MEMORY_INTERNAL_H
  21 #define MEMORY_INTERNAL_H
  22
  23 #include "cpu.h"
  24
  25 #ifndef CONFIG_USER_ONLY
  26 static inline AddressSpaceDispatch *flatview_to_dispatch(FlatView *fv)
  27 {
  28     return fv->dispatch;
  29 }
  30
  31 static inline AddressSpaceDispatch *address_space_to_dispatch(AddressSpace *as)
  32 {
  33     return flatview_to_dispatch(address_space_to_flatview(as));
  34 }
  35
  36 FlatView *address_space_get_flatview(AddressSpace *as);
  37 void flatview_unref(FlatView *view);
  38
  39 extern const MemoryRegionOps unassigned_mem_ops;
  40
  41 bool memory_region_access_valid(MemoryRegion *mr, hwaddr addr,
  42                                 unsigned size, bool is_write,
  43                                 MemTxAttrs attrs);
  44
  45 void flatview_add_to_dispatch(FlatView *fv, MemoryRegionSection *section);
  46 AddressSpaceDispatch *address_space_dispatch_new(FlatView *fv);
  47 void address_space_dispatch_compact(AddressSpaceDispatch *d);
  48 void address_space_dispatch_free(AddressSpaceDispatch *d);
  49
  50 void mtree_print_dispatch(struct AddressSpaceDispatch *d,
  51                           MemoryRegion *root);
  52 #endif
  53 #endif