4 * Copyright Fujitsu, Corp. 2011, 2012
9 * This work is licensed under the terms of the GNU GPL, version 2 or later.
10 * See the COPYING file in the top-level directory.
14 #ifndef MEMORY_MAPPING_H
15 #define MEMORY_MAPPING_H
17 #include "qemu-queue.h"
19 /* The physical and virtual address in the memory mapping are contiguous. */
20 typedef struct MemoryMapping {
21 target_phys_addr_t phys_addr;
22 target_ulong virt_addr;
24 QTAILQ_ENTRY(MemoryMapping) next;
27 typedef struct MemoryMappingList {
29 MemoryMapping *last_mapping;
30 QTAILQ_HEAD(, MemoryMapping) head;
33 int cpu_get_memory_mapping(MemoryMappingList *list, CPUArchState *env);
34 bool cpu_paging_enabled(CPUArchState *env);
37 * add or merge the memory region [phys_addr, phys_addr + length) into the
38 * memory mapping's list. The region's virtual address starts with virt_addr,
39 * and is contiguous. The list is sorted by phys_addr.
41 void memory_mapping_list_add_merge_sorted(MemoryMappingList *list,
42 target_phys_addr_t phys_addr,
43 target_phys_addr_t virt_addr,
46 void memory_mapping_list_free(MemoryMappingList *list);
48 void memory_mapping_list_init(MemoryMappingList *list);
56 int qemu_get_guest_memory_mapping(MemoryMappingList *list);
58 /* get guest's memory mapping without do paging(virtual address is 0). */
59 void qemu_get_guest_simple_memory_mapping(MemoryMappingList *list);
61 void memory_mapping_filter(MemoryMappingList *list, int64_t begin,