diff options
Diffstat (limited to 'include/sysemu')
| -rw-r--r-- | include/sysemu/memory_mapping.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/sysemu/memory_mapping.h b/include/sysemu/memory_mapping.h index 6dfb68ddcd..d2d06cdd54 100644 --- a/include/sysemu/memory_mapping.h +++ b/include/sysemu/memory_mapping.h @@ -17,6 +17,25 @@ #include "qemu/queue.h" #include "qemu/typedefs.h" +typedef struct GuestPhysBlock { + /* visible to guest, reflects PCI hole, etc */ + hwaddr target_start; + + /* implies size */ + hwaddr target_end; + + /* points into host memory */ + uint8_t *host_addr; + + QTAILQ_ENTRY(GuestPhysBlock) next; +} GuestPhysBlock; + +/* point-in-time snapshot of guest-visible physical mappings */ +typedef struct GuestPhysBlockList { + unsigned num; + QTAILQ_HEAD(GuestPhysBlockHead, GuestPhysBlock) head; +} GuestPhysBlockList; + /* The physical and virtual address in the memory mapping are contiguous. */ typedef struct MemoryMapping { hwaddr phys_addr; @@ -45,6 +64,9 @@ void memory_mapping_list_free(MemoryMappingList *list); void memory_mapping_list_init(MemoryMappingList *list); +void guest_phys_blocks_free(GuestPhysBlockList *list); +void guest_phys_blocks_init(GuestPhysBlockList *list); + void qemu_get_guest_memory_mapping(MemoryMappingList *list, Error **errp); /* get guest's memory mapping without do paging(virtual address is 0). */ |