1 #include "qemu/osdep.h"
4 #include "migration/cpu.h"
5 #include "fpu_helper.h"
7 static int cpu_post_load(void *opaque
, int version_id
)
10 CPUMIPSState
*env
= &cpu
->env
;
12 restore_fp_status(env
);
13 restore_msa_fp_status(env
);
22 static int get_fpr(QEMUFile
*f
, void *pv
, size_t size
,
23 const VMStateField
*field
)
27 /* Restore entire MSA vector register */
28 for (i
= 0; i
< MSA_WRLEN
/ 64; i
++) {
29 qemu_get_sbe64s(f
, &v
->wr
.d
[i
]);
34 static int put_fpr(QEMUFile
*f
, void *pv
, size_t size
,
35 const VMStateField
*field
, JSONWriter
*vmdesc
)
39 /* Save entire MSA vector register */
40 for (i
= 0; i
< MSA_WRLEN
/ 64; i
++) {
41 qemu_put_sbe64s(f
, &v
->wr
.d
[i
]);
47 const VMStateInfo vmstate_info_fpr
= {
53 #define VMSTATE_FPR_ARRAY_V(_f, _s, _n, _v) \
54 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_fpr, fpr_t)
56 #define VMSTATE_FPR_ARRAY(_f, _s, _n) \
57 VMSTATE_FPR_ARRAY_V(_f, _s, _n, 0)
59 static VMStateField vmstate_fpu_fields
[] = {
60 VMSTATE_FPR_ARRAY(fpr
, CPUMIPSFPUContext
, 32),
61 VMSTATE_UINT32(fcr0
, CPUMIPSFPUContext
),
62 VMSTATE_UINT32(fcr31
, CPUMIPSFPUContext
),
66 const VMStateDescription vmstate_fpu
= {
69 .minimum_version_id
= 1,
70 .fields
= vmstate_fpu_fields
73 const VMStateDescription vmstate_inactive_fpu
= {
74 .name
= "cpu/inactive_fpu",
76 .minimum_version_id
= 1,
77 .fields
= vmstate_fpu_fields
82 static VMStateField vmstate_tc_fields
[] = {
83 VMSTATE_UINTTL_ARRAY(gpr
, TCState
, 32),
84 VMSTATE_UINTTL(PC
, TCState
),
85 VMSTATE_UINTTL_ARRAY(HI
, TCState
, MIPS_DSP_ACC
),
86 VMSTATE_UINTTL_ARRAY(LO
, TCState
, MIPS_DSP_ACC
),
87 VMSTATE_UINTTL_ARRAY(ACX
, TCState
, MIPS_DSP_ACC
),
88 VMSTATE_UINTTL(DSPControl
, TCState
),
89 VMSTATE_INT32(CP0_TCStatus
, TCState
),
90 VMSTATE_INT32(CP0_TCBind
, TCState
),
91 VMSTATE_UINTTL(CP0_TCHalt
, TCState
),
92 VMSTATE_UINTTL(CP0_TCContext
, TCState
),
93 VMSTATE_UINTTL(CP0_TCSchedule
, TCState
),
94 VMSTATE_UINTTL(CP0_TCScheFBack
, TCState
),
95 VMSTATE_INT32(CP0_Debug_tcstatus
, TCState
),
96 VMSTATE_UINTTL(CP0_UserLocal
, TCState
),
97 VMSTATE_INT32(msacsr
, TCState
),
101 const VMStateDescription vmstate_tc
= {
104 .minimum_version_id
= 1,
105 .fields
= vmstate_tc_fields
108 const VMStateDescription vmstate_inactive_tc
= {
109 .name
= "cpu/inactive_tc",
111 .minimum_version_id
= 1,
112 .fields
= vmstate_tc_fields
117 const VMStateDescription vmstate_mvp
= {
120 .minimum_version_id
= 1,
121 .fields
= (VMStateField
[]) {
122 VMSTATE_INT32(CP0_MVPControl
, CPUMIPSMVPContext
),
123 VMSTATE_INT32(CP0_MVPConf0
, CPUMIPSMVPContext
),
124 VMSTATE_INT32(CP0_MVPConf1
, CPUMIPSMVPContext
),
125 VMSTATE_END_OF_LIST()
131 static int get_tlb(QEMUFile
*f
, void *pv
, size_t size
,
132 const VMStateField
*field
)
137 qemu_get_betls(f
, &v
->VPN
);
138 qemu_get_be32s(f
, &v
->PageMask
);
139 qemu_get_be16s(f
, &v
->ASID
);
140 qemu_get_be16s(f
, &flags
);
141 v
->G
= (flags
>> 10) & 1;
142 v
->C0
= (flags
>> 7) & 3;
143 v
->C1
= (flags
>> 4) & 3;
144 v
->V0
= (flags
>> 3) & 1;
145 v
->V1
= (flags
>> 2) & 1;
146 v
->D0
= (flags
>> 1) & 1;
147 v
->D1
= (flags
>> 0) & 1;
148 v
->EHINV
= (flags
>> 15) & 1;
149 v
->RI1
= (flags
>> 14) & 1;
150 v
->RI0
= (flags
>> 13) & 1;
151 v
->XI1
= (flags
>> 12) & 1;
152 v
->XI0
= (flags
>> 11) & 1;
153 qemu_get_be64s(f
, &v
->PFN
[0]);
154 qemu_get_be64s(f
, &v
->PFN
[1]);
159 static int put_tlb(QEMUFile
*f
, void *pv
, size_t size
,
160 const VMStateField
*field
, JSONWriter
*vmdesc
)
164 uint16_t asid
= v
->ASID
;
165 uint16_t flags
= ((v
->EHINV
<< 15) |
178 qemu_put_betls(f
, &v
->VPN
);
179 qemu_put_be32s(f
, &v
->PageMask
);
180 qemu_put_be16s(f
, &asid
);
181 qemu_put_be16s(f
, &flags
);
182 qemu_put_be64s(f
, &v
->PFN
[0]);
183 qemu_put_be64s(f
, &v
->PFN
[1]);
188 const VMStateInfo vmstate_info_tlb
= {
194 #define VMSTATE_TLB_ARRAY_V(_f, _s, _n, _v) \
195 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_tlb, r4k_tlb_t)
197 #define VMSTATE_TLB_ARRAY(_f, _s, _n) \
198 VMSTATE_TLB_ARRAY_V(_f, _s, _n, 0)
200 const VMStateDescription vmstate_tlb
= {
203 .minimum_version_id
= 2,
204 .fields
= (VMStateField
[]) {
205 VMSTATE_UINT32(nb_tlb
, CPUMIPSTLBContext
),
206 VMSTATE_UINT32(tlb_in_use
, CPUMIPSTLBContext
),
207 VMSTATE_TLB_ARRAY(mmu
.r4k
.tlb
, CPUMIPSTLBContext
, MIPS_TLB_MAX
),
208 VMSTATE_END_OF_LIST()
214 const VMStateDescription vmstate_mips_cpu
= {
217 .minimum_version_id
= 20,
218 .post_load
= cpu_post_load
,
219 .fields
= (VMStateField
[]) {
221 VMSTATE_STRUCT(env
.active_tc
, MIPSCPU
, 1, vmstate_tc
, TCState
),
224 VMSTATE_STRUCT(env
.active_fpu
, MIPSCPU
, 1, vmstate_fpu
,
228 VMSTATE_STRUCT_POINTER(env
.mvp
, MIPSCPU
, vmstate_mvp
,
232 VMSTATE_STRUCT_POINTER(env
.tlb
, MIPSCPU
, vmstate_tlb
,
236 VMSTATE_UINT32(env
.current_tc
, MIPSCPU
),
237 VMSTATE_UINT32(env
.current_fpu
, MIPSCPU
),
238 VMSTATE_INT32(env
.error_code
, MIPSCPU
),
239 VMSTATE_UINTTL(env
.btarget
, MIPSCPU
),
240 VMSTATE_UINTTL(env
.bcond
, MIPSCPU
),
242 /* Remaining CP0 registers */
243 VMSTATE_INT32(env
.CP0_Index
, MIPSCPU
),
244 VMSTATE_INT32(env
.CP0_Random
, MIPSCPU
),
245 VMSTATE_INT32(env
.CP0_VPEControl
, MIPSCPU
),
246 VMSTATE_INT32(env
.CP0_VPEConf0
, MIPSCPU
),
247 VMSTATE_INT32(env
.CP0_VPEConf1
, MIPSCPU
),
248 VMSTATE_UINTTL(env
.CP0_YQMask
, MIPSCPU
),
249 VMSTATE_UINTTL(env
.CP0_VPESchedule
, MIPSCPU
),
250 VMSTATE_UINTTL(env
.CP0_VPEScheFBack
, MIPSCPU
),
251 VMSTATE_INT32(env
.CP0_VPEOpt
, MIPSCPU
),
252 VMSTATE_UINT64(env
.CP0_EntryLo0
, MIPSCPU
),
253 VMSTATE_UINT64(env
.CP0_EntryLo1
, MIPSCPU
),
254 VMSTATE_UINTTL(env
.CP0_Context
, MIPSCPU
),
255 VMSTATE_INT32(env
.CP0_MemoryMapID
, MIPSCPU
),
256 VMSTATE_INT32(env
.CP0_PageMask
, MIPSCPU
),
257 VMSTATE_INT32(env
.CP0_PageGrain
, MIPSCPU
),
258 VMSTATE_UINTTL(env
.CP0_SegCtl0
, MIPSCPU
),
259 VMSTATE_UINTTL(env
.CP0_SegCtl1
, MIPSCPU
),
260 VMSTATE_UINTTL(env
.CP0_SegCtl2
, MIPSCPU
),
261 VMSTATE_UINTTL(env
.CP0_PWBase
, MIPSCPU
),
262 VMSTATE_UINTTL(env
.CP0_PWField
, MIPSCPU
),
263 VMSTATE_UINTTL(env
.CP0_PWSize
, MIPSCPU
),
264 VMSTATE_INT32(env
.CP0_Wired
, MIPSCPU
),
265 VMSTATE_INT32(env
.CP0_PWCtl
, MIPSCPU
),
266 VMSTATE_INT32(env
.CP0_SRSConf0
, MIPSCPU
),
267 VMSTATE_INT32(env
.CP0_SRSConf1
, MIPSCPU
),
268 VMSTATE_INT32(env
.CP0_SRSConf2
, MIPSCPU
),
269 VMSTATE_INT32(env
.CP0_SRSConf3
, MIPSCPU
),
270 VMSTATE_INT32(env
.CP0_SRSConf4
, MIPSCPU
),
271 VMSTATE_INT32(env
.CP0_HWREna
, MIPSCPU
),
272 VMSTATE_UINTTL(env
.CP0_BadVAddr
, MIPSCPU
),
273 VMSTATE_UINT32(env
.CP0_BadInstr
, MIPSCPU
),
274 VMSTATE_UINT32(env
.CP0_BadInstrP
, MIPSCPU
),
275 VMSTATE_UINT32(env
.CP0_BadInstrX
, MIPSCPU
),
276 VMSTATE_INT32(env
.CP0_Count
, MIPSCPU
),
277 VMSTATE_UINT32(env
.CP0_SAARI
, MIPSCPU
),
278 VMSTATE_UINT64_ARRAY(env
.CP0_SAAR
, MIPSCPU
, 2),
279 VMSTATE_UINTTL(env
.CP0_EntryHi
, MIPSCPU
),
280 VMSTATE_INT32(env
.CP0_Compare
, MIPSCPU
),
281 VMSTATE_INT32(env
.CP0_Status
, MIPSCPU
),
282 VMSTATE_INT32(env
.CP0_IntCtl
, MIPSCPU
),
283 VMSTATE_INT32(env
.CP0_SRSCtl
, MIPSCPU
),
284 VMSTATE_INT32(env
.CP0_SRSMap
, MIPSCPU
),
285 VMSTATE_INT32(env
.CP0_Cause
, MIPSCPU
),
286 VMSTATE_UINTTL(env
.CP0_EPC
, MIPSCPU
),
287 VMSTATE_INT32(env
.CP0_PRid
, MIPSCPU
),
288 VMSTATE_UINTTL(env
.CP0_EBase
, MIPSCPU
),
289 VMSTATE_INT32(env
.CP0_Config0
, MIPSCPU
),
290 VMSTATE_INT32(env
.CP0_Config1
, MIPSCPU
),
291 VMSTATE_INT32(env
.CP0_Config2
, MIPSCPU
),
292 VMSTATE_INT32(env
.CP0_Config3
, MIPSCPU
),
293 VMSTATE_INT32(env
.CP0_Config4
, MIPSCPU
),
294 VMSTATE_INT32(env
.CP0_Config5
, MIPSCPU
),
295 VMSTATE_INT32(env
.CP0_Config6
, MIPSCPU
),
296 VMSTATE_INT32(env
.CP0_Config7
, MIPSCPU
),
297 VMSTATE_UINT64(env
.CP0_LLAddr
, MIPSCPU
),
298 VMSTATE_UINT64_ARRAY(env
.CP0_MAAR
, MIPSCPU
, MIPS_MAAR_MAX
),
299 VMSTATE_INT32(env
.CP0_MAARI
, MIPSCPU
),
300 VMSTATE_UINTTL(env
.lladdr
, MIPSCPU
),
301 VMSTATE_UINTTL_ARRAY(env
.CP0_WatchLo
, MIPSCPU
, 8),
302 VMSTATE_UINT64_ARRAY(env
.CP0_WatchHi
, MIPSCPU
, 8),
303 VMSTATE_UINTTL(env
.CP0_XContext
, MIPSCPU
),
304 VMSTATE_INT32(env
.CP0_Framemask
, MIPSCPU
),
305 VMSTATE_INT32(env
.CP0_Debug
, MIPSCPU
),
306 VMSTATE_UINTTL(env
.CP0_DEPC
, MIPSCPU
),
307 VMSTATE_INT32(env
.CP0_Performance0
, MIPSCPU
),
308 VMSTATE_UINT64(env
.CP0_TagLo
, MIPSCPU
),
309 VMSTATE_INT32(env
.CP0_DataLo
, MIPSCPU
),
310 VMSTATE_INT32(env
.CP0_TagHi
, MIPSCPU
),
311 VMSTATE_INT32(env
.CP0_DataHi
, MIPSCPU
),
312 VMSTATE_UINTTL(env
.CP0_ErrorEPC
, MIPSCPU
),
313 VMSTATE_INT32(env
.CP0_DESAVE
, MIPSCPU
),
314 VMSTATE_UINTTL_ARRAY(env
.CP0_KScratch
, MIPSCPU
, MIPS_KSCRATCH_NUM
),
317 VMSTATE_STRUCT_ARRAY(env
.tcs
, MIPSCPU
, MIPS_SHADOW_SET_MAX
, 1,
318 vmstate_inactive_tc
, TCState
),
319 VMSTATE_STRUCT_ARRAY(env
.fpus
, MIPSCPU
, MIPS_FPU_MAX
, 1,
320 vmstate_inactive_fpu
, CPUMIPSFPUContext
),
322 VMSTATE_END_OF_LIST()