qemu-patch-raspberry4/include/exec/memory-internal.h
Alexey Kardashevskiy 166206845f memory: Switch memory from using AddressSpace to FlatView
FlatView's will be shared between AddressSpace's and subpage_t
and MemoryRegionSection cannot store AS anymore, hence this change.

In particular, for:

 typedef struct subpage_t {
     MemoryRegion iomem;
-    AddressSpace *as;
+    FlatView *fv;
     hwaddr base;
     uint16_t sub_section[];
 } subpage_t;

  struct MemoryRegionSection {
     MemoryRegion *mr;
-    AddressSpace *address_space;
+    FlatView *fv;
     hwaddr offset_within_region;
     Int128 size;
     hwaddr offset_within_address_space;
     bool readonly;
 };

This should cause no behavioural change.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Message-Id: <20170921085110.25598-7-aik@ozlabs.ru>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-09-21 23:19:37 +02:00

40 lines
1.1 KiB
C

/*
* Declarations for obsolete exec.c functions
*
* Copyright 2011 Red Hat, Inc. and/or its affiliates
*
* Authors:
* Avi Kivity <avi@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or
* later. See the COPYING file in the top-level directory.
*
*/
/*
* This header is for use by exec.c and memory.c ONLY. Do not include it.
* The functions declared here will be removed soon.
*/
#ifndef MEMORY_INTERNAL_H
#define MEMORY_INTERNAL_H
#ifndef CONFIG_USER_ONLY
typedef struct AddressSpaceDispatch AddressSpaceDispatch;
extern const MemoryRegionOps unassigned_mem_ops;
bool memory_region_access_valid(MemoryRegion *mr, hwaddr addr,
unsigned size, bool is_write);
void mem_add(FlatView *fv, MemoryRegionSection *section);
AddressSpaceDispatch *mem_begin(AddressSpace *as);
void mem_commit(AddressSpaceDispatch *d);
AddressSpaceDispatch *address_space_to_dispatch(AddressSpace *as);
AddressSpaceDispatch *flatview_to_dispatch(FlatView *fv);
void address_space_dispatch_free(AddressSpaceDispatch *d);
#endif
#endif