1 /*
2 * Protected Virtualization header
3 *
4 * Copyright IBM Corp. 2020
5 * Author(s):
6 * Janosch Frank <frankja@linux.ibm.com>
7 *
8 * This work is licensed under the terms of the GNU GPL, version 2 or (at
9 * your option) any later version. See the COPYING file in the top-level
10 * directory.
11 */
12 #ifndef HW_S390_PV_H
13 #define HW_S390_PV_H
14
15 #include "qapi/error.h"
16 #include "sysemu/kvm.h"
17 #include "hw/s390x/s390-virtio-ccw.h"
18
19 #ifdef CONFIG_KVM
20 #include "cpu.h"
21
s390_is_pv(void)22 static inline bool s390_is_pv(void)
23 {
24 static S390CcwMachineState *ccw;
25 Object *obj;
26
27 if (ccw) {
28 return ccw->pv;
29 }
30
31 /* we have to bail out for the "none" machine */
32 obj = object_dynamic_cast(qdev_get_machine(),
33 TYPE_S390_CCW_MACHINE);
34 if (!obj) {
35 return false;
36 }
37 ccw = S390_CCW_MACHINE(obj);
38 return ccw->pv;
39 }
40
41 int s390_pv_query_info(void);
42 int s390_pv_vm_enable(void);
43 void s390_pv_vm_disable(void);
44 bool s390_pv_vm_try_disable_async(S390CcwMachineState *ms);
45 int s390_pv_set_sec_parms(uint64_t origin, uint64_t length, Error **errp);
46 int s390_pv_unpack(uint64_t addr, uint64_t size, uint64_t tweak);
47 void s390_pv_prep_reset(void);
48 int s390_pv_verify(void);
49 void s390_pv_unshare(void);
50 void s390_pv_inject_reset_error(CPUState *cs);
51 uint64_t kvm_s390_pv_dmp_get_size_cpu(void);
52 uint64_t kvm_s390_pv_dmp_get_size_mem_state(void);
53 uint64_t kvm_s390_pv_dmp_get_size_completion_data(void);
54 bool kvm_s390_pv_info_basic_valid(void);
55 int kvm_s390_dump_init(void);
56 int kvm_s390_dump_cpu(S390CPU *cpu, void *buff);
57 int kvm_s390_dump_mem_state(uint64_t addr, size_t len, void *dest);
58 int kvm_s390_dump_completion_data(void *buff);
59 #else /* CONFIG_KVM */
s390_is_pv(void)60 static inline bool s390_is_pv(void) { return false; }
s390_pv_query_info(void)61 static inline int s390_pv_query_info(void) { return 0; }
s390_pv_vm_enable(void)62 static inline int s390_pv_vm_enable(void) { return 0; }
s390_pv_vm_disable(void)63 static inline void s390_pv_vm_disable(void) {}
s390_pv_vm_try_disable_async(S390CcwMachineState * ms)64 static inline bool s390_pv_vm_try_disable_async(S390CcwMachineState *ms) { return false; }
s390_pv_set_sec_parms(uint64_t origin,uint64_t length,Error ** errp)65 static inline int s390_pv_set_sec_parms(uint64_t origin, uint64_t length,
66 Error **errp) { return 0; }
s390_pv_unpack(uint64_t addr,uint64_t size,uint64_t tweak)67 static inline int s390_pv_unpack(uint64_t addr, uint64_t size, uint64_t tweak) { return 0; }
s390_pv_prep_reset(void)68 static inline void s390_pv_prep_reset(void) {}
s390_pv_verify(void)69 static inline int s390_pv_verify(void) { return 0; }
s390_pv_unshare(void)70 static inline void s390_pv_unshare(void) {}
s390_pv_inject_reset_error(CPUState * cs)71 static inline void s390_pv_inject_reset_error(CPUState *cs) {};
kvm_s390_pv_dmp_get_size_cpu(void)72 static inline uint64_t kvm_s390_pv_dmp_get_size_cpu(void) { return 0; }
kvm_s390_pv_dmp_get_size_mem_state(void)73 static inline uint64_t kvm_s390_pv_dmp_get_size_mem_state(void) { return 0; }
kvm_s390_pv_dmp_get_size_completion_data(void)74 static inline uint64_t kvm_s390_pv_dmp_get_size_completion_data(void) { return 0; }
kvm_s390_pv_info_basic_valid(void)75 static inline bool kvm_s390_pv_info_basic_valid(void) { return false; }
kvm_s390_dump_init(void)76 static inline int kvm_s390_dump_init(void) { return 0; }
kvm_s390_dump_cpu(S390CPU * cpu,void * buff)77 static inline int kvm_s390_dump_cpu(S390CPU *cpu, void *buff) { return 0; }
kvm_s390_dump_mem_state(uint64_t addr,size_t len,void * dest)78 static inline int kvm_s390_dump_mem_state(uint64_t addr, size_t len,
79 void *dest) { return 0; }
kvm_s390_dump_completion_data(void * buff)80 static inline int kvm_s390_dump_completion_data(void *buff) { return 0; }
81 #endif /* CONFIG_KVM */
82
83 #endif /* HW_S390_PV_H */
84