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 "sysemu/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 } KVMSlot;
  27
  28 typedef struct KVMMemoryListener {
  29     MemoryListener listener;
  30     /* Protects the slots and all inside them */
  31     QemuMutex slots_lock;
  32     KVMSlot *slots;
  33     int as_id;
  34 } KVMMemoryListener;
  35
  36 #define TYPE_KVM_ACCEL ACCEL_CLASS_NAME("kvm")
  37
  38 #define KVM_STATE(obj) \
  39     OBJECT_CHECK(KVMState, (obj), TYPE_KVM_ACCEL)
  40
  41 void kvm_memory_listener_register(KVMState *s, KVMMemoryListener *kml,
  42                                   AddressSpace *as, int as_id);
  43
  44 void kvm_set_max_memslot_size(hwaddr max_slot_size);
  45
  46 /**
  47  * kvm_hwpoison_page_add:
  48  *
  49  * Parameters:
  50  *  @ram_addr: the address in the RAM for the poisoned page
  51  *
  52  * Add a poisoned page to the list
  53  *
  54  * Return: None.
  55  */
  56 void kvm_hwpoison_page_add(ram_addr_t ram_addr);
  57 #endif