LXR qemu/include/hw/s390x/storage-keys.h

   1/*
   2 * s390 storage key device
   3 *
   4 * Copyright 2015 IBM Corp.
   5 * Author(s): Jason J. Herne <jjherne@linux.vnet.ibm.com>
   6 *
   7 * This work is licensed under the terms of the GNU GPL, version 2 or (at
   8 * your option) any later version. See the COPYING file in the top-level
   9 * directory.
  10 */
  11
  12#ifndef __S390_STORAGE_KEYS_H
  13#define __S390_STORAGE_KEYS_H
  14
  15#include <hw/qdev.h>
  16#include "monitor/monitor.h"
  17
  18#define TYPE_S390_SKEYS "s390-skeys"
  19#define S390_SKEYS(obj) \
  20    OBJECT_CHECK(S390SKeysState, (obj), TYPE_S390_SKEYS)
  21
  22typedef struct S390SKeysState {
  23    DeviceState parent_obj;
  24    bool migration_enabled;
  25
  26} S390SKeysState;
  27
  28#define S390_SKEYS_CLASS(klass) \
  29    OBJECT_CLASS_CHECK(S390SKeysClass, (klass), TYPE_S390_SKEYS)
  30#define S390_SKEYS_GET_CLASS(obj) \
  31    OBJECT_GET_CLASS(S390SKeysClass, (obj), TYPE_S390_SKEYS)
  32
  33typedef struct S390SKeysClass {
  34    DeviceClass parent_class;
  35    int (*skeys_enabled)(S390SKeysState *ks);
  36    int (*get_skeys)(S390SKeysState *ks, uint64_t start_gfn, uint64_t count,
  37                     uint8_t *keys);
  38    int (*set_skeys)(S390SKeysState *ks, uint64_t start_gfn, uint64_t count,
  39                     uint8_t *keys);
  40} S390SKeysClass;
  41
  42#define TYPE_KVM_S390_SKEYS "s390-skeys-kvm"
  43#define TYPE_QEMU_S390_SKEYS "s390-skeys-qemu"
  44#define QEMU_S390_SKEYS(obj) \
  45    OBJECT_CHECK(QEMUS390SKeysState, (obj), TYPE_QEMU_S390_SKEYS)
  46
  47typedef struct QEMUS390SKeysState {
  48    S390SKeysState parent_obj;
  49    uint8_t *keydata;
  50    uint32_t key_count;
  51} QEMUS390SKeysState;
  52
  53void s390_skeys_init(void);
  54
  55S390SKeysState *s390_get_skeys_device(void);
  56
  57void hmp_dump_skeys(Monitor *mon, const QDict *qdict);
  58void hmp_info_skeys(Monitor *mon, const QDict *qdict);
  59
  60#endif /* __S390_STORAGE_KEYS_H */
  61