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 17 #define TYPE_S390_SKEYS "s390-skeys" 18 #define S390_SKEYS(obj) \ 19 OBJECT_CHECK(S390SKeysState, (obj), TYPE_S390_SKEYS) 20 21 typedef struct S390SKeysState { 22 DeviceState parent_obj; 23 24 } S390SKeysState; 25 26 #define S390_SKEYS_CLASS(klass) \ 27 OBJECT_CLASS_CHECK(S390SKeysClass, (klass), TYPE_S390_SKEYS) 28 #define S390_SKEYS_GET_CLASS(obj) \ 29 OBJECT_GET_CLASS(S390SKeysClass, (obj), TYPE_S390_SKEYS) 30 31 typedef struct S390SKeysClass { 32 DeviceClass parent_class; 33 int (*skeys_enabled)(S390SKeysState *ks); 34 int (*get_skeys)(S390SKeysState *ks, uint64_t start_gfn, uint64_t count, 35 uint8_t *keys); 36 int (*set_skeys)(S390SKeysState *ks, uint64_t start_gfn, uint64_t count, 37 uint8_t *keys); 38 } S390SKeysClass; 39 40 #define TYPE_KVM_S390_SKEYS "s390-skeys-kvm" 41 #define TYPE_QEMU_S390_SKEYS "s390-skeys-qemu" 42 #define QEMU_S390_SKEYS(obj) \ 43 OBJECT_CHECK(QEMUS390SKeysState, (obj), TYPE_QEMU_S390_SKEYS) 44 45 typedef struct QEMUS390SKeysState { 46 S390SKeysState parent_obj; 47 uint8_t *keydata; 48 uint32_t key_count; 49 } QEMUS390SKeysState; 50 51 void s390_skeys_init(void); 52 53 S390SKeysState *s390_get_skeys_device(void); 54 55 #endif /* __S390_STORAGE_KEYS_H */ 56