1 | #include "qemu/osdep.h" |
2 | #include "cpu.h" |
3 | #include "exec/exec-all.h" |
4 | #include "qemu/timer.h" |
5 | |
6 | #include "migration/cpu.h" |
7 | |
8 | #ifdef TARGET_SPARC64 |
9 | static const VMStateDescription vmstate_cpu_timer = { |
10 | .name = "cpu_timer" , |
11 | .version_id = 1, |
12 | .minimum_version_id = 1, |
13 | .minimum_version_id_old = 1, |
14 | .fields = (VMStateField[]) { |
15 | VMSTATE_UINT32(frequency, CPUTimer), |
16 | VMSTATE_UINT32(disabled, CPUTimer), |
17 | VMSTATE_UINT64(disabled_mask, CPUTimer), |
18 | VMSTATE_UINT32(npt, CPUTimer), |
19 | VMSTATE_UINT64(npt_mask, CPUTimer), |
20 | VMSTATE_INT64(clock_offset, CPUTimer), |
21 | VMSTATE_TIMER_PTR(qtimer, CPUTimer), |
22 | VMSTATE_END_OF_LIST() |
23 | } |
24 | }; |
25 | |
26 | #define VMSTATE_CPU_TIMER(_f, _s) \ |
27 | VMSTATE_STRUCT_POINTER(_f, _s, vmstate_cpu_timer, CPUTimer) |
28 | |
29 | static const VMStateDescription vmstate_trap_state = { |
30 | .name = "trap_state" , |
31 | .version_id = 1, |
32 | .minimum_version_id = 1, |
33 | .minimum_version_id_old = 1, |
34 | .fields = (VMStateField[]) { |
35 | VMSTATE_UINT64(tpc, trap_state), |
36 | VMSTATE_UINT64(tnpc, trap_state), |
37 | VMSTATE_UINT64(tstate, trap_state), |
38 | VMSTATE_UINT32(tt, trap_state), |
39 | VMSTATE_END_OF_LIST() |
40 | } |
41 | }; |
42 | |
43 | static const VMStateDescription vmstate_tlb_entry = { |
44 | .name = "tlb_entry" , |
45 | .version_id = 1, |
46 | .minimum_version_id = 1, |
47 | .minimum_version_id_old = 1, |
48 | .fields = (VMStateField[]) { |
49 | VMSTATE_UINT64(tag, SparcTLBEntry), |
50 | VMSTATE_UINT64(tte, SparcTLBEntry), |
51 | VMSTATE_END_OF_LIST() |
52 | } |
53 | }; |
54 | #endif |
55 | |
56 | static int get_psr(QEMUFile *f, void *opaque, size_t size, |
57 | const VMStateField *field) |
58 | { |
59 | SPARCCPU *cpu = opaque; |
60 | CPUSPARCState *env = &cpu->env; |
61 | uint32_t val = qemu_get_be32(f); |
62 | |
63 | /* needed to ensure that the wrapping registers are correctly updated */ |
64 | env->cwp = 0; |
65 | cpu_put_psr_raw(env, val); |
66 | |
67 | return 0; |
68 | } |
69 | |
70 | static int put_psr(QEMUFile *f, void *opaque, size_t size, |
71 | const VMStateField *field, QJSON *vmdesc) |
72 | { |
73 | SPARCCPU *cpu = opaque; |
74 | CPUSPARCState *env = &cpu->env; |
75 | uint32_t val; |
76 | |
77 | val = cpu_get_psr(env); |
78 | |
79 | qemu_put_be32(f, val); |
80 | return 0; |
81 | } |
82 | |
83 | static const VMStateInfo vmstate_psr = { |
84 | .name = "psr" , |
85 | .get = get_psr, |
86 | .put = put_psr, |
87 | }; |
88 | |
89 | static int cpu_pre_save(void *opaque) |
90 | { |
91 | SPARCCPU *cpu = opaque; |
92 | CPUSPARCState *env = &cpu->env; |
93 | |
94 | /* if env->cwp == env->nwindows - 1, this will set the ins of the last |
95 | * window as the outs of the first window |
96 | */ |
97 | cpu_set_cwp(env, env->cwp); |
98 | |
99 | return 0; |
100 | } |
101 | |
102 | /* 32-bit SPARC retains migration compatibility with older versions |
103 | * of QEMU; 64-bit SPARC has had a migration break since then, so the |
104 | * versions are different. |
105 | */ |
106 | #ifndef TARGET_SPARC64 |
107 | #define SPARC_VMSTATE_VER 7 |
108 | #else |
109 | #define SPARC_VMSTATE_VER 9 |
110 | #endif |
111 | |
112 | const VMStateDescription vmstate_sparc_cpu = { |
113 | .name = "cpu" , |
114 | .version_id = SPARC_VMSTATE_VER, |
115 | .minimum_version_id = SPARC_VMSTATE_VER, |
116 | .minimum_version_id_old = SPARC_VMSTATE_VER, |
117 | .pre_save = cpu_pre_save, |
118 | .fields = (VMStateField[]) { |
119 | VMSTATE_UINTTL_ARRAY(env.gregs, SPARCCPU, 8), |
120 | VMSTATE_UINT32(env.nwindows, SPARCCPU), |
121 | VMSTATE_VARRAY_MULTIPLY(env.regbase, SPARCCPU, env.nwindows, 16, |
122 | vmstate_info_uinttl, target_ulong), |
123 | VMSTATE_CPUDOUBLE_ARRAY(env.fpr, SPARCCPU, TARGET_DPREGS), |
124 | VMSTATE_UINTTL(env.pc, SPARCCPU), |
125 | VMSTATE_UINTTL(env.npc, SPARCCPU), |
126 | VMSTATE_UINTTL(env.y, SPARCCPU), |
127 | { |
128 | |
129 | .name = "psr" , |
130 | .version_id = 0, |
131 | .size = sizeof(uint32_t), |
132 | .info = &vmstate_psr, |
133 | .flags = VMS_SINGLE, |
134 | .offset = 0, |
135 | }, |
136 | VMSTATE_UINTTL(env.fsr, SPARCCPU), |
137 | VMSTATE_UINTTL(env.tbr, SPARCCPU), |
138 | VMSTATE_INT32(env.interrupt_index, SPARCCPU), |
139 | VMSTATE_UINT32(env.pil_in, SPARCCPU), |
140 | #ifndef TARGET_SPARC64 |
141 | /* MMU */ |
142 | VMSTATE_UINT32(env.wim, SPARCCPU), |
143 | VMSTATE_UINT32_ARRAY(env.mmuregs, SPARCCPU, 32), |
144 | VMSTATE_UINT64_ARRAY(env.mxccdata, SPARCCPU, 4), |
145 | VMSTATE_UINT64_ARRAY(env.mxccregs, SPARCCPU, 8), |
146 | VMSTATE_UINT32(env.mmubpctrv, SPARCCPU), |
147 | VMSTATE_UINT32(env.mmubpctrc, SPARCCPU), |
148 | VMSTATE_UINT32(env.mmubpctrs, SPARCCPU), |
149 | VMSTATE_UINT64(env.mmubpaction, SPARCCPU), |
150 | VMSTATE_UINT64_ARRAY(env.mmubpregs, SPARCCPU, 4), |
151 | #else |
152 | VMSTATE_UINT64(env.lsu, SPARCCPU), |
153 | VMSTATE_UINT64_ARRAY(env.immu.mmuregs, SPARCCPU, 16), |
154 | VMSTATE_UINT64_ARRAY(env.dmmu.mmuregs, SPARCCPU, 16), |
155 | VMSTATE_STRUCT_ARRAY(env.itlb, SPARCCPU, 64, 0, |
156 | vmstate_tlb_entry, SparcTLBEntry), |
157 | VMSTATE_STRUCT_ARRAY(env.dtlb, SPARCCPU, 64, 0, |
158 | vmstate_tlb_entry, SparcTLBEntry), |
159 | VMSTATE_UINT32(env.mmu_version, SPARCCPU), |
160 | VMSTATE_STRUCT_ARRAY(env.ts, SPARCCPU, MAXTL_MAX, 0, |
161 | vmstate_trap_state, trap_state), |
162 | VMSTATE_UINT32(env.xcc, SPARCCPU), |
163 | VMSTATE_UINT32(env.asi, SPARCCPU), |
164 | VMSTATE_UINT32(env.pstate, SPARCCPU), |
165 | VMSTATE_UINT32(env.tl, SPARCCPU), |
166 | VMSTATE_UINT32(env.cansave, SPARCCPU), |
167 | VMSTATE_UINT32(env.canrestore, SPARCCPU), |
168 | VMSTATE_UINT32(env.otherwin, SPARCCPU), |
169 | VMSTATE_UINT32(env.wstate, SPARCCPU), |
170 | VMSTATE_UINT32(env.cleanwin, SPARCCPU), |
171 | VMSTATE_UINT64_ARRAY(env.agregs, SPARCCPU, 8), |
172 | VMSTATE_UINT64_ARRAY(env.bgregs, SPARCCPU, 8), |
173 | VMSTATE_UINT64_ARRAY(env.igregs, SPARCCPU, 8), |
174 | VMSTATE_UINT64_ARRAY(env.mgregs, SPARCCPU, 8), |
175 | VMSTATE_UINT64(env.fprs, SPARCCPU), |
176 | VMSTATE_UINT64(env.tick_cmpr, SPARCCPU), |
177 | VMSTATE_UINT64(env.stick_cmpr, SPARCCPU), |
178 | VMSTATE_CPU_TIMER(env.tick, SPARCCPU), |
179 | VMSTATE_CPU_TIMER(env.stick, SPARCCPU), |
180 | VMSTATE_UINT64(env.gsr, SPARCCPU), |
181 | VMSTATE_UINT32(env.gl, SPARCCPU), |
182 | VMSTATE_UINT64(env.hpstate, SPARCCPU), |
183 | VMSTATE_UINT64_ARRAY(env.htstate, SPARCCPU, MAXTL_MAX), |
184 | VMSTATE_UINT64(env.hintp, SPARCCPU), |
185 | VMSTATE_UINT64(env.htba, SPARCCPU), |
186 | VMSTATE_UINT64(env.hver, SPARCCPU), |
187 | VMSTATE_UINT64(env.hstick_cmpr, SPARCCPU), |
188 | VMSTATE_UINT64(env.ssr, SPARCCPU), |
189 | VMSTATE_CPU_TIMER(env.hstick, SPARCCPU), |
190 | /* On SPARC32 env.psrpil and env.cwp are migrated as part of the PSR */ |
191 | VMSTATE_UINT32(env.psrpil, SPARCCPU), |
192 | VMSTATE_UINT32(env.cwp, SPARCCPU), |
193 | #endif |
194 | VMSTATE_END_OF_LIST() |
195 | }, |
196 | }; |
197 | |