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ef1df130 TH |
1 | /* |
2 | * S390x machine definitions and functions | |
3 | * | |
4 | * Copyright IBM Corp. 2014 | |
5 | * | |
6 | * Authors: | |
7 | * Thomas Huth <thuth@linux.vnet.ibm.com> | |
8 | * Christian Borntraeger <borntraeger@de.ibm.com> | |
9 | * Jason J. Herne <jjherne@us.ibm.com> | |
10 | * | |
11 | * This work is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published | |
13 | * by the Free Software Foundation; either version 2 of the License, | |
14 | * or (at your option) any later version. | |
15 | */ | |
16 | ||
17 | #include "hw/hw.h" | |
18 | #include "cpu.h" | |
19 | #include "sysemu/kvm.h" | |
20 | ||
21 | static int cpu_post_load(void *opaque, int version_id) | |
22 | { | |
23 | S390CPU *cpu = opaque; | |
24 | ||
25 | /* | |
26 | * As the cpu state is pushed to kvm via kvm_set_mp_state rather | |
27 | * than via cpu_synchronize_state, we need update kvm here. | |
28 | */ | |
29 | if (kvm_enabled()) { | |
30 | kvm_s390_set_cpu_state(cpu, cpu->env.cpu_state); | |
3cda44f7 | 31 | return kvm_s390_vcpu_interrupt_post_load(cpu); |
ef1df130 TH |
32 | } |
33 | ||
34 | return 0; | |
35 | } | |
3cda44f7 JF |
36 | static void cpu_pre_save(void *opaque) |
37 | { | |
38 | S390CPU *cpu = opaque; | |
39 | ||
40 | if (kvm_enabled()) { | |
41 | kvm_s390_vcpu_interrupt_pre_save(cpu); | |
42 | } | |
43 | } | |
ef1df130 | 44 | |
46c804de DH |
45 | const VMStateDescription vmstate_fpu = { |
46 | .name = "cpu/fpu", | |
47 | .version_id = 1, | |
48 | .minimum_version_id = 1, | |
49 | .fields = (VMStateField[]) { | |
ef1df130 TH |
50 | VMSTATE_UINT64(env.fregs[0].ll, S390CPU), |
51 | VMSTATE_UINT64(env.fregs[1].ll, S390CPU), | |
52 | VMSTATE_UINT64(env.fregs[2].ll, S390CPU), | |
53 | VMSTATE_UINT64(env.fregs[3].ll, S390CPU), | |
54 | VMSTATE_UINT64(env.fregs[4].ll, S390CPU), | |
55 | VMSTATE_UINT64(env.fregs[5].ll, S390CPU), | |
56 | VMSTATE_UINT64(env.fregs[6].ll, S390CPU), | |
57 | VMSTATE_UINT64(env.fregs[7].ll, S390CPU), | |
58 | VMSTATE_UINT64(env.fregs[8].ll, S390CPU), | |
59 | VMSTATE_UINT64(env.fregs[9].ll, S390CPU), | |
60 | VMSTATE_UINT64(env.fregs[10].ll, S390CPU), | |
61 | VMSTATE_UINT64(env.fregs[11].ll, S390CPU), | |
62 | VMSTATE_UINT64(env.fregs[12].ll, S390CPU), | |
63 | VMSTATE_UINT64(env.fregs[13].ll, S390CPU), | |
64 | VMSTATE_UINT64(env.fregs[14].ll, S390CPU), | |
65 | VMSTATE_UINT64(env.fregs[15].ll, S390CPU), | |
46c804de DH |
66 | VMSTATE_UINT32(env.fpc, S390CPU), |
67 | VMSTATE_END_OF_LIST() | |
68 | } | |
69 | }; | |
70 | ||
71 | static inline bool fpu_needed(void *opaque) | |
72 | { | |
73 | return true; | |
74 | } | |
75 | ||
76 | const VMStateDescription vmstate_s390_cpu = { | |
77 | .name = "cpu", | |
78 | .post_load = cpu_post_load, | |
3cda44f7 JF |
79 | .pre_save = cpu_pre_save, |
80 | .version_id = 4, | |
46c804de DH |
81 | .minimum_version_id = 3, |
82 | .fields = (VMStateField[]) { | |
ef1df130 TH |
83 | VMSTATE_UINT64_ARRAY(env.regs, S390CPU, 16), |
84 | VMSTATE_UINT64(env.psw.mask, S390CPU), | |
85 | VMSTATE_UINT64(env.psw.addr, S390CPU), | |
86 | VMSTATE_UINT64(env.psa, S390CPU), | |
ef1df130 TH |
87 | VMSTATE_UINT32(env.todpr, S390CPU), |
88 | VMSTATE_UINT64(env.pfault_token, S390CPU), | |
89 | VMSTATE_UINT64(env.pfault_compare, S390CPU), | |
90 | VMSTATE_UINT64(env.pfault_select, S390CPU), | |
91 | VMSTATE_UINT64(env.cputm, S390CPU), | |
92 | VMSTATE_UINT64(env.ckc, S390CPU), | |
93 | VMSTATE_UINT64(env.gbea, S390CPU), | |
94 | VMSTATE_UINT64(env.pp, S390CPU), | |
95 | VMSTATE_UINT32_ARRAY(env.aregs, S390CPU, 16), | |
96 | VMSTATE_UINT64_ARRAY(env.cregs, S390CPU, 16), | |
97 | VMSTATE_UINT8(env.cpu_state, S390CPU), | |
18ff9494 | 98 | VMSTATE_UINT8(env.sigp_order, S390CPU), |
3cda44f7 JF |
99 | VMSTATE_UINT32_V(irqstate_saved_size, S390CPU, 4), |
100 | VMSTATE_VBUFFER_UINT32(irqstate, S390CPU, 4, NULL, 0, | |
101 | irqstate_saved_size), | |
ef1df130 TH |
102 | VMSTATE_END_OF_LIST() |
103 | }, | |
46c804de DH |
104 | .subsections = (VMStateSubsection[]) { |
105 | { | |
106 | .vmsd = &vmstate_fpu, | |
107 | .needed = fpu_needed, | |
108 | } , { | |
109 | /* empty */ | |
110 | } | |
111 | }, | |
ef1df130 | 112 | }; |