include/sysemu/kvm_int.h

   1 /*
   2  * Internal definitions for a target's KVM support
   3  *
   4  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   5  * See the COPYING file in the top-level directory.
   6  *
   7  */
   8
   9 #ifndef QEMU_KVM_INT_H
  10 #define QEMU_KVM_INT_H
  11
  12 #include "exec/memory.h"
  13 #include "qemu/accel.h"
  14 #include "sysemu/kvm.h"
  15
  16 typedef struct KVMSlot
  17 {
  18     hwaddr start_addr;
  19     ram_addr_t memory_size;
  20     void *ram;
  21     int slot;
  22     int flags;
  23     int old_flags;
  24     /* Dirty bitmap cache for the slot */
  25     unsigned long *dirty_bmap;
  26     unsigned long dirty_bmap_size;
  27     /* Cache of the address space ID */
  28     int as_id;
  29     /* Cache of the offset in ram address space */
  30     ram_addr_t ram_start_offset;
  31 } KVMSlot;
  32
  33 typedef struct KVMMemoryListener {
  34     MemoryListener listener;
  35     KVMSlot *slots;
  36     int as_id;
  37 } KVMMemoryListener;
  38
  39 void kvm_memory_listener_register(KVMState *s, KVMMemoryListener *kml,
  40                                   AddressSpace *as, int as_id, const char *name);
  41
  42 void kvm_set_max_memslot_size(hwaddr max_slot_size);
  43
  44 /**
  45  * kvm_hwpoison_page_add:
  46  *
  47  * Parameters:
  48  *  @ram_addr: the address in the RAM for the poisoned page
  49  *
  50  * Add a poisoned page to the list
  51  *
  52  * Return: None.
  53  */
  54 void kvm_hwpoison_page_add(ram_addr_t ram_addr);
  55 #endif