root / target-i386 / machine.c @ 0cb892aa
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1 | 8dd3dca3 | aurel32 | #include "hw/hw.h" |
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2 | 8dd3dca3 | aurel32 | #include "hw/boards.h" |
3 | 8dd3dca3 | aurel32 | #include "hw/pc.h" |
4 | 8dd3dca3 | aurel32 | #include "hw/isa.h" |
5 | 6ad8702a | Jan Kiszka | #include "host-utils.h" |
6 | 8dd3dca3 | aurel32 | |
7 | 8dd3dca3 | aurel32 | #include "exec-all.h" |
8 | b0a46a33 | Jan Kiszka | #include "kvm.h" |
9 | 8dd3dca3 | aurel32 | |
10 | 66e6d55b | Juan Quintela | static const VMStateDescription vmstate_segment = { |
11 | 66e6d55b | Juan Quintela | .name = "segment",
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12 | 66e6d55b | Juan Quintela | .version_id = 1,
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13 | 66e6d55b | Juan Quintela | .minimum_version_id = 1,
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14 | 66e6d55b | Juan Quintela | .minimum_version_id_old = 1,
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15 | 66e6d55b | Juan Quintela | .fields = (VMStateField []) { |
16 | 66e6d55b | Juan Quintela | VMSTATE_UINT32(selector, SegmentCache), |
17 | 66e6d55b | Juan Quintela | VMSTATE_UINTTL(base, SegmentCache), |
18 | 66e6d55b | Juan Quintela | VMSTATE_UINT32(limit, SegmentCache), |
19 | 66e6d55b | Juan Quintela | VMSTATE_UINT32(flags, SegmentCache), |
20 | 66e6d55b | Juan Quintela | VMSTATE_END_OF_LIST() |
21 | 66e6d55b | Juan Quintela | } |
22 | 66e6d55b | Juan Quintela | }; |
23 | 66e6d55b | Juan Quintela | |
24 | 0cb892aa | Juan Quintela | #define VMSTATE_SEGMENT(_field, _state) { \
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25 | 0cb892aa | Juan Quintela | .name = (stringify(_field)), \ |
26 | 0cb892aa | Juan Quintela | .size = sizeof(SegmentCache), \
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27 | 0cb892aa | Juan Quintela | .vmsd = &vmstate_segment, \ |
28 | 0cb892aa | Juan Quintela | .flags = VMS_STRUCT, \ |
29 | 0cb892aa | Juan Quintela | .offset = offsetof(_state, _field) \ |
30 | 0cb892aa | Juan Quintela | + type_check(SegmentCache,typeof_field(_state, _field)) \ |
31 | 8dd3dca3 | aurel32 | } |
32 | 8dd3dca3 | aurel32 | |
33 | 0cb892aa | Juan Quintela | #define VMSTATE_SEGMENT_ARRAY(_field, _state, _n) \
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34 | 0cb892aa | Juan Quintela | VMSTATE_STRUCT_ARRAY(_field, _state, _n, 0, vmstate_segment, SegmentCache)
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35 | 8dd3dca3 | aurel32 | |
36 | fc3b0aa2 | Juan Quintela | static const VMStateDescription vmstate_xmm_reg = { |
37 | fc3b0aa2 | Juan Quintela | .name = "xmm_reg",
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38 | fc3b0aa2 | Juan Quintela | .version_id = 1,
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39 | fc3b0aa2 | Juan Quintela | .minimum_version_id = 1,
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40 | fc3b0aa2 | Juan Quintela | .minimum_version_id_old = 1,
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41 | fc3b0aa2 | Juan Quintela | .fields = (VMStateField []) { |
42 | fc3b0aa2 | Juan Quintela | VMSTATE_UINT64(XMM_Q(0), XMMReg),
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43 | fc3b0aa2 | Juan Quintela | VMSTATE_UINT64(XMM_Q(1), XMMReg),
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44 | fc3b0aa2 | Juan Quintela | VMSTATE_END_OF_LIST() |
45 | fc3b0aa2 | Juan Quintela | } |
46 | fc3b0aa2 | Juan Quintela | }; |
47 | fc3b0aa2 | Juan Quintela | |
48 | 0cb892aa | Juan Quintela | #define VMSTATE_XMM_REGS(_field, _state, _n) \
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49 | 0cb892aa | Juan Quintela | VMSTATE_STRUCT_ARRAY(_field, _state, _n, 0, vmstate_xmm_reg, XMMReg)
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50 | fc3b0aa2 | Juan Quintela | |
51 | 216c07c3 | Juan Quintela | static const VMStateDescription vmstate_mtrr_var = { |
52 | 216c07c3 | Juan Quintela | .name = "mtrr_var",
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53 | 216c07c3 | Juan Quintela | .version_id = 1,
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54 | 216c07c3 | Juan Quintela | .minimum_version_id = 1,
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55 | 216c07c3 | Juan Quintela | .minimum_version_id_old = 1,
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56 | 216c07c3 | Juan Quintela | .fields = (VMStateField []) { |
57 | 216c07c3 | Juan Quintela | VMSTATE_UINT64(base, MTRRVar), |
58 | 216c07c3 | Juan Quintela | VMSTATE_UINT64(mask, MTRRVar), |
59 | 216c07c3 | Juan Quintela | VMSTATE_END_OF_LIST() |
60 | 216c07c3 | Juan Quintela | } |
61 | 216c07c3 | Juan Quintela | }; |
62 | 216c07c3 | Juan Quintela | |
63 | 0cb892aa | Juan Quintela | #define VMSTATE_MTRR_VARS(_field, _state, _n, _v) \
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64 | 0cb892aa | Juan Quintela | VMSTATE_STRUCT_ARRAY(_field, _state, _n, _v, vmstate_mtrr_var, MTRRVar) |
65 | 216c07c3 | Juan Quintela | |
66 | 0cb892aa | Juan Quintela | static void put_fpreg_error(QEMUFile *f, void *opaque, size_t size) |
67 | 216c07c3 | Juan Quintela | { |
68 | 0cb892aa | Juan Quintela | fprintf(stderr, "call put_fpreg() with invalid arguments\n");
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69 | 0cb892aa | Juan Quintela | exit(0);
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70 | 216c07c3 | Juan Quintela | } |
71 | 216c07c3 | Juan Quintela | |
72 | 3c8ce630 | Juan Quintela | #ifdef USE_X86LDOUBLE
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73 | 3c8ce630 | Juan Quintela | /* XXX: add that in a FPU generic layer */
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74 | 3c8ce630 | Juan Quintela | union x86_longdouble {
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75 | 3c8ce630 | Juan Quintela | uint64_t mant; |
76 | 3c8ce630 | Juan Quintela | uint16_t exp; |
77 | 3c8ce630 | Juan Quintela | }; |
78 | 3c8ce630 | Juan Quintela | |
79 | 3c8ce630 | Juan Quintela | #define MANTD1(fp) (fp & ((1LL << 52) - 1)) |
80 | 3c8ce630 | Juan Quintela | #define EXPBIAS1 1023 |
81 | 3c8ce630 | Juan Quintela | #define EXPD1(fp) ((fp >> 52) & 0x7FF) |
82 | 3c8ce630 | Juan Quintela | #define SIGND1(fp) ((fp >> 32) & 0x80000000) |
83 | 3c8ce630 | Juan Quintela | |
84 | 3c8ce630 | Juan Quintela | static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp) |
85 | 3c8ce630 | Juan Quintela | { |
86 | 3c8ce630 | Juan Quintela | int e;
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87 | 3c8ce630 | Juan Quintela | /* mantissa */
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88 | 3c8ce630 | Juan Quintela | p->mant = (MANTD1(temp) << 11) | (1LL << 63); |
89 | 3c8ce630 | Juan Quintela | /* exponent + sign */
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90 | 3c8ce630 | Juan Quintela | e = EXPD1(temp) - EXPBIAS1 + 16383;
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91 | 3c8ce630 | Juan Quintela | e |= SIGND1(temp) >> 16;
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92 | 3c8ce630 | Juan Quintela | p->exp = e; |
93 | 3c8ce630 | Juan Quintela | } |
94 | 3c8ce630 | Juan Quintela | |
95 | 3c8ce630 | Juan Quintela | static int get_fpreg(QEMUFile *f, void *opaque, size_t size) |
96 | 3c8ce630 | Juan Quintela | { |
97 | 3c8ce630 | Juan Quintela | FPReg *fp_reg = opaque; |
98 | 3c8ce630 | Juan Quintela | uint64_t mant; |
99 | 3c8ce630 | Juan Quintela | uint16_t exp; |
100 | 3c8ce630 | Juan Quintela | |
101 | 3c8ce630 | Juan Quintela | qemu_get_be64s(f, &mant); |
102 | 3c8ce630 | Juan Quintela | qemu_get_be16s(f, &exp); |
103 | 3c8ce630 | Juan Quintela | fp_reg->d = cpu_set_fp80(mant, exp); |
104 | 3c8ce630 | Juan Quintela | return 0; |
105 | 3c8ce630 | Juan Quintela | } |
106 | 3c8ce630 | Juan Quintela | |
107 | 3c8ce630 | Juan Quintela | static void put_fpreg(QEMUFile *f, void *opaque, size_t size) |
108 | 3c8ce630 | Juan Quintela | { |
109 | 3c8ce630 | Juan Quintela | FPReg *fp_reg = opaque; |
110 | 3c8ce630 | Juan Quintela | uint64_t mant; |
111 | 3c8ce630 | Juan Quintela | uint16_t exp; |
112 | 3c8ce630 | Juan Quintela | /* we save the real CPU data (in case of MMX usage only 'mant'
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113 | 3c8ce630 | Juan Quintela | contains the MMX register */
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114 | 3c8ce630 | Juan Quintela | cpu_get_fp80(&mant, &exp, fp_reg->d); |
115 | 3c8ce630 | Juan Quintela | qemu_put_be64s(f, &mant); |
116 | 3c8ce630 | Juan Quintela | qemu_put_be16s(f, &exp); |
117 | 3c8ce630 | Juan Quintela | } |
118 | 3c8ce630 | Juan Quintela | |
119 | 0cb892aa | Juan Quintela | const VMStateInfo vmstate_fpreg = {
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120 | 0cb892aa | Juan Quintela | .name = "fpreg",
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121 | 0cb892aa | Juan Quintela | .get = get_fpreg, |
122 | 0cb892aa | Juan Quintela | .put = put_fpreg, |
123 | 0cb892aa | Juan Quintela | }; |
124 | 0cb892aa | Juan Quintela | |
125 | 3c8ce630 | Juan Quintela | static int get_fpreg_1_mmx(QEMUFile *f, void *opaque, size_t size) |
126 | 3c8ce630 | Juan Quintela | { |
127 | 3c8ce630 | Juan Quintela | union x86_longdouble *p = opaque;
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128 | 3c8ce630 | Juan Quintela | uint64_t mant; |
129 | 3c8ce630 | Juan Quintela | |
130 | 3c8ce630 | Juan Quintela | qemu_get_be64s(f, &mant); |
131 | 3c8ce630 | Juan Quintela | p->mant = mant; |
132 | 3c8ce630 | Juan Quintela | p->exp = 0xffff;
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133 | 3c8ce630 | Juan Quintela | return 0; |
134 | 3c8ce630 | Juan Quintela | } |
135 | 3c8ce630 | Juan Quintela | |
136 | 0cb892aa | Juan Quintela | const VMStateInfo vmstate_fpreg_1_mmx = {
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137 | 0cb892aa | Juan Quintela | .name = "fpreg_1_mmx",
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138 | 0cb892aa | Juan Quintela | .get = get_fpreg_1_mmx, |
139 | 0cb892aa | Juan Quintela | .put = put_fpreg_error, |
140 | 0cb892aa | Juan Quintela | }; |
141 | 0cb892aa | Juan Quintela | |
142 | 3c8ce630 | Juan Quintela | static int get_fpreg_1_no_mmx(QEMUFile *f, void *opaque, size_t size) |
143 | 3c8ce630 | Juan Quintela | { |
144 | 3c8ce630 | Juan Quintela | union x86_longdouble *p = opaque;
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145 | 3c8ce630 | Juan Quintela | uint64_t mant; |
146 | 3c8ce630 | Juan Quintela | |
147 | 3c8ce630 | Juan Quintela | qemu_get_be64s(f, &mant); |
148 | 3c8ce630 | Juan Quintela | fp64_to_fp80(p, mant); |
149 | 3c8ce630 | Juan Quintela | return 0; |
150 | 3c8ce630 | Juan Quintela | } |
151 | 3c8ce630 | Juan Quintela | |
152 | 0cb892aa | Juan Quintela | const VMStateInfo vmstate_fpreg_1_no_mmx = {
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153 | 0cb892aa | Juan Quintela | .name = "fpreg_1_no_mmx",
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154 | 0cb892aa | Juan Quintela | .get = get_fpreg_1_no_mmx, |
155 | 0cb892aa | Juan Quintela | .put = put_fpreg_error, |
156 | 0cb892aa | Juan Quintela | }; |
157 | 0cb892aa | Juan Quintela | |
158 | 0cb892aa | Juan Quintela | static bool fpregs_is_0(void *opaque, int version_id) |
159 | 0cb892aa | Juan Quintela | { |
160 | 0cb892aa | Juan Quintela | CPUState *env = opaque; |
161 | 0cb892aa | Juan Quintela | |
162 | 0cb892aa | Juan Quintela | return (env->fpregs_format_vmstate == 0); |
163 | 0cb892aa | Juan Quintela | } |
164 | 0cb892aa | Juan Quintela | |
165 | 0cb892aa | Juan Quintela | static bool fpregs_is_1_mmx(void *opaque, int version_id) |
166 | 0cb892aa | Juan Quintela | { |
167 | 0cb892aa | Juan Quintela | CPUState *env = opaque; |
168 | 0cb892aa | Juan Quintela | int guess_mmx;
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169 | 0cb892aa | Juan Quintela | |
170 | 0cb892aa | Juan Quintela | guess_mmx = ((env->fptag_vmstate == 0xff) &&
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171 | 0cb892aa | Juan Quintela | (env->fpus_vmstate & 0x3800) == 0); |
172 | 0cb892aa | Juan Quintela | return (guess_mmx && (env->fpregs_format_vmstate == 1)); |
173 | 0cb892aa | Juan Quintela | } |
174 | 0cb892aa | Juan Quintela | |
175 | 0cb892aa | Juan Quintela | static bool fpregs_is_1_no_mmx(void *opaque, int version_id) |
176 | 0cb892aa | Juan Quintela | { |
177 | 0cb892aa | Juan Quintela | CPUState *env = opaque; |
178 | 0cb892aa | Juan Quintela | int guess_mmx;
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179 | 0cb892aa | Juan Quintela | |
180 | 0cb892aa | Juan Quintela | guess_mmx = ((env->fptag_vmstate == 0xff) &&
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181 | 0cb892aa | Juan Quintela | (env->fpus_vmstate & 0x3800) == 0); |
182 | 0cb892aa | Juan Quintela | return (!guess_mmx && (env->fpregs_format_vmstate == 1)); |
183 | 0cb892aa | Juan Quintela | } |
184 | 0cb892aa | Juan Quintela | |
185 | 0cb892aa | Juan Quintela | #define VMSTATE_FP_REGS(_field, _state, _n) \
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186 | 0cb892aa | Juan Quintela | VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_0, vmstate_fpreg, FPReg), \ |
187 | 0cb892aa | Juan Quintela | VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_1_mmx, vmstate_fpreg_1_mmx, FPReg), \ |
188 | 0cb892aa | Juan Quintela | VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_1_no_mmx, vmstate_fpreg_1_no_mmx, FPReg) |
189 | 0cb892aa | Juan Quintela | |
190 | 3c8ce630 | Juan Quintela | #else
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191 | 3c8ce630 | Juan Quintela | static int get_fpreg(QEMUFile *f, void *opaque, size_t size) |
192 | 3c8ce630 | Juan Quintela | { |
193 | 3c8ce630 | Juan Quintela | FPReg *fp_reg = opaque; |
194 | 3c8ce630 | Juan Quintela | |
195 | 3c8ce630 | Juan Quintela | qemu_get_be64s(f, &fp_reg->mmx.MMX_Q(0));
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196 | 3c8ce630 | Juan Quintela | return 0; |
197 | 3c8ce630 | Juan Quintela | } |
198 | 3c8ce630 | Juan Quintela | |
199 | 3c8ce630 | Juan Quintela | static void put_fpreg(QEMUFile *f, void *opaque, size_t size) |
200 | 3c8ce630 | Juan Quintela | { |
201 | 3c8ce630 | Juan Quintela | FPReg *fp_reg = opaque; |
202 | 3c8ce630 | Juan Quintela | /* if we use doubles for float emulation, we save the doubles to
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203 | 3c8ce630 | Juan Quintela | avoid losing information in case of MMX usage. It can give
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204 | 3c8ce630 | Juan Quintela | problems if the image is restored on a CPU where long
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205 | 3c8ce630 | Juan Quintela | doubles are used instead. */
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206 | 3c8ce630 | Juan Quintela | qemu_put_be64s(f, &fp_reg->mmx.MMX_Q(0));
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207 | 3c8ce630 | Juan Quintela | } |
208 | 3c8ce630 | Juan Quintela | |
209 | 0cb892aa | Juan Quintela | const VMStateInfo vmstate_fpreg = {
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210 | 0cb892aa | Juan Quintela | .name = "fpreg",
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211 | 0cb892aa | Juan Quintela | .get = get_fpreg, |
212 | 0cb892aa | Juan Quintela | .put = put_fpreg, |
213 | 0cb892aa | Juan Quintela | }; |
214 | 0cb892aa | Juan Quintela | |
215 | 3c8ce630 | Juan Quintela | static int get_fpreg_0_mmx(QEMUFile *f, void *opaque, size_t size) |
216 | 3c8ce630 | Juan Quintela | { |
217 | 3c8ce630 | Juan Quintela | FPReg *fp_reg = opaque; |
218 | 3c8ce630 | Juan Quintela | uint64_t mant; |
219 | 3c8ce630 | Juan Quintela | uint16_t exp; |
220 | 3c8ce630 | Juan Quintela | |
221 | 3c8ce630 | Juan Quintela | qemu_get_be64s(f, &mant); |
222 | 3c8ce630 | Juan Quintela | qemu_get_be16s(f, &exp); |
223 | 3c8ce630 | Juan Quintela | fp_reg->mmx.MMX_Q(0) = mant;
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224 | 3c8ce630 | Juan Quintela | return 0; |
225 | 3c8ce630 | Juan Quintela | } |
226 | 3c8ce630 | Juan Quintela | |
227 | 0cb892aa | Juan Quintela | const VMStateInfo vmstate_fpreg_0_mmx = {
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228 | 0cb892aa | Juan Quintela | .name = "fpreg_0_mmx",
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229 | 0cb892aa | Juan Quintela | .get = get_fpreg_0_mmx, |
230 | 0cb892aa | Juan Quintela | .put = put_fpreg_error, |
231 | 0cb892aa | Juan Quintela | }; |
232 | 0cb892aa | Juan Quintela | |
233 | 3c8ce630 | Juan Quintela | static int get_fpreg_0_no_mmx(QEMUFile *f, void *opaque, size_t size) |
234 | 3c8ce630 | Juan Quintela | { |
235 | 3c8ce630 | Juan Quintela | FPReg *fp_reg = opaque; |
236 | 3c8ce630 | Juan Quintela | uint64_t mant; |
237 | 3c8ce630 | Juan Quintela | uint16_t exp; |
238 | 3c8ce630 | Juan Quintela | |
239 | 3c8ce630 | Juan Quintela | qemu_get_be64s(f, &mant); |
240 | 3c8ce630 | Juan Quintela | qemu_get_be16s(f, &exp); |
241 | 3c8ce630 | Juan Quintela | |
242 | 3c8ce630 | Juan Quintela | fp_reg->d = cpu_set_fp80(mant, exp); |
243 | 3c8ce630 | Juan Quintela | return 0; |
244 | 3c8ce630 | Juan Quintela | } |
245 | 3c8ce630 | Juan Quintela | |
246 | 0cb892aa | Juan Quintela | const VMStateInfo vmstate_fpreg_0_no_mmx = {
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247 | 0cb892aa | Juan Quintela | .name = "fpreg_0_no_mmx",
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248 | 0cb892aa | Juan Quintela | .get = get_fpreg_0_no_mmx, |
249 | 0cb892aa | Juan Quintela | .put = put_fpreg_error, |
250 | 0cb892aa | Juan Quintela | }; |
251 | 0cb892aa | Juan Quintela | |
252 | 0cb892aa | Juan Quintela | static bool fpregs_is_1(void *opaque, int version_id) |
253 | 0cb892aa | Juan Quintela | { |
254 | 0cb892aa | Juan Quintela | CPUState *env = opaque; |
255 | 0cb892aa | Juan Quintela | |
256 | 0cb892aa | Juan Quintela | return env->fpregs_format_vmstate == 1; |
257 | 0cb892aa | Juan Quintela | } |
258 | 0cb892aa | Juan Quintela | |
259 | 0cb892aa | Juan Quintela | static bool fpregs_is_0_mmx(void *opaque, int version_id) |
260 | 0cb892aa | Juan Quintela | { |
261 | 0cb892aa | Juan Quintela | CPUState *env = opaque; |
262 | 0cb892aa | Juan Quintela | int guess_mmx;
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263 | 0cb892aa | Juan Quintela | |
264 | 0cb892aa | Juan Quintela | guess_mmx = ((env->fptag_vmstate == 0xff) &&
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265 | 0cb892aa | Juan Quintela | (env->fpus_vmstate & 0x3800) == 0); |
266 | 0cb892aa | Juan Quintela | return guess_mmx && env->fpregs_format_vmstate == 0; |
267 | 0cb892aa | Juan Quintela | } |
268 | 0cb892aa | Juan Quintela | |
269 | 0cb892aa | Juan Quintela | static bool fpregs_is_0_no_mmx(void *opaque, int version_id) |
270 | 0cb892aa | Juan Quintela | { |
271 | 0cb892aa | Juan Quintela | CPUState *env = opaque; |
272 | 0cb892aa | Juan Quintela | int guess_mmx;
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273 | 0cb892aa | Juan Quintela | |
274 | 0cb892aa | Juan Quintela | guess_mmx = ((env->fptag_vmstate == 0xff) &&
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275 | 0cb892aa | Juan Quintela | (env->fpus_vmstate & 0x3800) == 0); |
276 | 0cb892aa | Juan Quintela | return !guess_mmx && env->fpregs_format_vmstate == 0; |
277 | 0cb892aa | Juan Quintela | } |
278 | 0cb892aa | Juan Quintela | |
279 | 0cb892aa | Juan Quintela | #define VMSTATE_FP_REGS(_field, _state, _n) \
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280 | 0cb892aa | Juan Quintela | VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_1, vmstate_fpreg, FPReg), \ |
281 | 0cb892aa | Juan Quintela | VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_0_mmx, vmstate_fpreg_0_mmx, FPReg), \ |
282 | 0cb892aa | Juan Quintela | VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_0_no_mmx, vmstate_fpreg_0_no_mmx, FPReg) |
283 | 0cb892aa | Juan Quintela | |
284 | 3c8ce630 | Juan Quintela | #endif /* USE_X86LDOUBLE */ |
285 | 3c8ce630 | Juan Quintela | |
286 | 0cb892aa | Juan Quintela | static bool version_is_5(void *opaque, int version_id) |
287 | 0cb892aa | Juan Quintela | { |
288 | 0cb892aa | Juan Quintela | return version_id == 5; |
289 | 0cb892aa | Juan Quintela | } |
290 | 0cb892aa | Juan Quintela | |
291 | 0cb892aa | Juan Quintela | #ifdef TARGET_X86_64
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292 | 0cb892aa | Juan Quintela | static bool less_than_7(void *opaque, int version_id) |
293 | 0cb892aa | Juan Quintela | { |
294 | 0cb892aa | Juan Quintela | return version_id < 7; |
295 | 0cb892aa | Juan Quintela | } |
296 | 0cb892aa | Juan Quintela | |
297 | 0cb892aa | Juan Quintela | static int get_uint64_as_uint32(QEMUFile *f, void *pv, size_t size) |
298 | 0cb892aa | Juan Quintela | { |
299 | 0cb892aa | Juan Quintela | uint64_t *v = pv; |
300 | 0cb892aa | Juan Quintela | *v = qemu_get_be32(f); |
301 | 0cb892aa | Juan Quintela | return 0; |
302 | 0cb892aa | Juan Quintela | } |
303 | 0cb892aa | Juan Quintela | |
304 | 0cb892aa | Juan Quintela | static void put_uint64_as_uint32(QEMUFile *f, void *pv, size_t size) |
305 | 0cb892aa | Juan Quintela | { |
306 | 0cb892aa | Juan Quintela | uint64_t *v = pv; |
307 | 0cb892aa | Juan Quintela | qemu_put_be32(f, *v); |
308 | 0cb892aa | Juan Quintela | } |
309 | 0cb892aa | Juan Quintela | |
310 | 0cb892aa | Juan Quintela | const VMStateInfo vmstate_hack_uint64_as_uint32 = {
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311 | 0cb892aa | Juan Quintela | .name = "uint64_as_uint32",
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312 | 0cb892aa | Juan Quintela | .get = get_uint64_as_uint32, |
313 | 0cb892aa | Juan Quintela | .put = put_uint64_as_uint32, |
314 | 0cb892aa | Juan Quintela | }; |
315 | 0cb892aa | Juan Quintela | |
316 | 0cb892aa | Juan Quintela | #define VMSTATE_HACK_UINT32(_f, _s, _t) \
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317 | 0cb892aa | Juan Quintela | VMSTATE_SINGLE_TEST(_f, _s, _t, vmstate_hack_uint64_as_uint32, uint64_t) |
318 | 0cb892aa | Juan Quintela | #endif
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319 | 0cb892aa | Juan Quintela | |
320 | c4c38c8c | Juan Quintela | static void cpu_pre_save(void *opaque) |
321 | 8dd3dca3 | aurel32 | { |
322 | 8dd3dca3 | aurel32 | CPUState *env = opaque; |
323 | 059b8b1e | Jan Kiszka | int i, bit;
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324 | 8dd3dca3 | aurel32 | |
325 | 4c0960c0 | Avi Kivity | cpu_synchronize_state(env); |
326 | b0a46a33 | Jan Kiszka | |
327 | 8dd3dca3 | aurel32 | /* FPU */
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328 | 67b8f419 | Juan Quintela | env->fpus_vmstate = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; |
329 | cdc0c58f | Juan Quintela | env->fptag_vmstate = 0;
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330 | 8dd3dca3 | aurel32 | for(i = 0; i < 8; i++) { |
331 | cdc0c58f | Juan Quintela | env->fptag_vmstate |= ((!env->fptags[i]) << i); |
332 | 8dd3dca3 | aurel32 | } |
333 | 8dd3dca3 | aurel32 | |
334 | 8dd3dca3 | aurel32 | #ifdef USE_X86LDOUBLE
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335 | 60a902f1 | Juan Quintela | env->fpregs_format_vmstate = 0;
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336 | 8dd3dca3 | aurel32 | #else
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337 | 60a902f1 | Juan Quintela | env->fpregs_format_vmstate = 1;
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338 | 8dd3dca3 | aurel32 | #endif
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339 | c4c38c8c | Juan Quintela | |
340 | c4c38c8c | Juan Quintela | /* There can only be one pending IRQ set in the bitmap at a time, so try
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341 | c4c38c8c | Juan Quintela | to find it and save its number instead (-1 for none). */
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342 | c4c38c8c | Juan Quintela | env->pending_irq_vmstate = -1;
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343 | c4c38c8c | Juan Quintela | for (i = 0; i < ARRAY_SIZE(env->interrupt_bitmap); i++) { |
344 | c4c38c8c | Juan Quintela | if (env->interrupt_bitmap[i]) {
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345 | c4c38c8c | Juan Quintela | bit = ctz64(env->interrupt_bitmap[i]); |
346 | c4c38c8c | Juan Quintela | env->pending_irq_vmstate = i * 64 + bit;
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347 | c4c38c8c | Juan Quintela | break;
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348 | c4c38c8c | Juan Quintela | } |
349 | c4c38c8c | Juan Quintela | } |
350 | c4c38c8c | Juan Quintela | } |
351 | c4c38c8c | Juan Quintela | |
352 | 468f6581 | Juan Quintela | static int cpu_pre_load(void *opaque) |
353 | 468f6581 | Juan Quintela | { |
354 | 468f6581 | Juan Quintela | CPUState *env = opaque; |
355 | 468f6581 | Juan Quintela | |
356 | 468f6581 | Juan Quintela | cpu_synchronize_state(env); |
357 | 468f6581 | Juan Quintela | return 0; |
358 | 468f6581 | Juan Quintela | } |
359 | 468f6581 | Juan Quintela | |
360 | 468f6581 | Juan Quintela | static int cpu_post_load(void *opaque, int version_id) |
361 | 468f6581 | Juan Quintela | { |
362 | 468f6581 | Juan Quintela | CPUState *env = opaque; |
363 | 468f6581 | Juan Quintela | int i;
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364 | 468f6581 | Juan Quintela | |
365 | 468f6581 | Juan Quintela | /* XXX: restore FPU round state */
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366 | 468f6581 | Juan Quintela | env->fpstt = (env->fpus_vmstate >> 11) & 7; |
367 | 468f6581 | Juan Quintela | env->fpus = env->fpus_vmstate & ~0x3800;
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368 | 468f6581 | Juan Quintela | env->fptag_vmstate ^= 0xff;
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369 | 468f6581 | Juan Quintela | for(i = 0; i < 8; i++) { |
370 | 468f6581 | Juan Quintela | env->fptags[i] = (env->fptag_vmstate >> i) & 1;
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371 | 468f6581 | Juan Quintela | } |
372 | 468f6581 | Juan Quintela | |
373 | 468f6581 | Juan Quintela | cpu_breakpoint_remove_all(env, BP_CPU); |
374 | 468f6581 | Juan Quintela | cpu_watchpoint_remove_all(env, BP_CPU); |
375 | 468f6581 | Juan Quintela | for (i = 0; i < 4; i++) |
376 | 468f6581 | Juan Quintela | hw_breakpoint_insert(env, i); |
377 | 468f6581 | Juan Quintela | |
378 | 468f6581 | Juan Quintela | if (version_id >= 9) { |
379 | 468f6581 | Juan Quintela | memset(&env->interrupt_bitmap, 0, sizeof(env->interrupt_bitmap)); |
380 | 468f6581 | Juan Quintela | if (env->pending_irq_vmstate >= 0) { |
381 | 468f6581 | Juan Quintela | env->interrupt_bitmap[env->pending_irq_vmstate / 64] |=
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382 | 468f6581 | Juan Quintela | (uint64_t)1 << (env->pending_irq_vmstate % 64); |
383 | 468f6581 | Juan Quintela | } |
384 | 468f6581 | Juan Quintela | } |
385 | 468f6581 | Juan Quintela | |
386 | 468f6581 | Juan Quintela | return cpu_post_load(env, version_id);
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387 | 468f6581 | Juan Quintela | } |
388 | 468f6581 | Juan Quintela | |
389 | 0cb892aa | Juan Quintela | const VMStateDescription vmstate_cpu = {
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390 | 0cb892aa | Juan Quintela | .name = "cpu",
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391 | 0cb892aa | Juan Quintela | .version_id = CPU_SAVE_VERSION, |
392 | 0cb892aa | Juan Quintela | .minimum_version_id = 3,
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393 | 0cb892aa | Juan Quintela | .minimum_version_id_old = 3,
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394 | 0cb892aa | Juan Quintela | .pre_save = cpu_pre_save, |
395 | 0cb892aa | Juan Quintela | .pre_load = cpu_pre_load, |
396 | 0cb892aa | Juan Quintela | .post_load = cpu_post_load, |
397 | 0cb892aa | Juan Quintela | .fields = (VMStateField []) { |
398 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL_ARRAY(regs, CPUState, CPU_NB_REGS), |
399 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL(eip, CPUState), |
400 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL(eflags, CPUState), |
401 | 0cb892aa | Juan Quintela | VMSTATE_UINT32(hflags, CPUState), |
402 | 0cb892aa | Juan Quintela | /* FPU */
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403 | 0cb892aa | Juan Quintela | VMSTATE_UINT16(fpuc, CPUState), |
404 | 0cb892aa | Juan Quintela | VMSTATE_UINT16(fpus_vmstate, CPUState), |
405 | 0cb892aa | Juan Quintela | VMSTATE_UINT16(fptag_vmstate, CPUState), |
406 | 0cb892aa | Juan Quintela | VMSTATE_UINT16(fpregs_format_vmstate, CPUState), |
407 | 0cb892aa | Juan Quintela | VMSTATE_FP_REGS(fpregs, CPUState, 8),
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408 | 0cb892aa | Juan Quintela | |
409 | 0cb892aa | Juan Quintela | VMSTATE_SEGMENT_ARRAY(segs, CPUState, 6),
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410 | 0cb892aa | Juan Quintela | VMSTATE_SEGMENT(ldt, CPUState), |
411 | 0cb892aa | Juan Quintela | VMSTATE_SEGMENT(tr, CPUState), |
412 | 0cb892aa | Juan Quintela | VMSTATE_SEGMENT(gdt, CPUState), |
413 | 0cb892aa | Juan Quintela | VMSTATE_SEGMENT(idt, CPUState), |
414 | 0cb892aa | Juan Quintela | |
415 | 0cb892aa | Juan Quintela | VMSTATE_UINT32(sysenter_cs, CPUState), |
416 | 0cb892aa | Juan Quintela | #ifdef TARGET_X86_64
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417 | 0cb892aa | Juan Quintela | /* Hack: In v7 size changed from 32 to 64 bits on x86_64 */
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418 | 0cb892aa | Juan Quintela | VMSTATE_HACK_UINT32(sysenter_esp, CPUState, less_than_7), |
419 | 0cb892aa | Juan Quintela | VMSTATE_HACK_UINT32(sysenter_eip, CPUState, less_than_7), |
420 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL_V(sysenter_esp, CPUState, 7),
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421 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL_V(sysenter_eip, CPUState, 7),
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422 | 8dd3dca3 | aurel32 | #else
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423 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL(sysenter_esp, CPUState), |
424 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL(sysenter_eip, CPUState), |
425 | 3c8ce630 | Juan Quintela | #endif
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426 | 8dd3dca3 | aurel32 | |
427 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL(cr[0], CPUState),
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428 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL(cr[2], CPUState),
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429 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL(cr[3], CPUState),
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430 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL(cr[4], CPUState),
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431 | 0cb892aa | Juan Quintela | VMSTATE_UINTTL_ARRAY(dr, CPUState, 8),
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432 | 0cb892aa | Juan Quintela | /* MMU */
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433 | 0cb892aa | Juan Quintela | VMSTATE_INT32(a20_mask, CPUState), |
434 | 0cb892aa | Juan Quintela | /* XMM */
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435 | 0cb892aa | Juan Quintela | VMSTATE_UINT32(mxcsr, CPUState), |
436 | 0cb892aa | Juan Quintela | VMSTATE_XMM_REGS(xmm_regs, CPUState, CPU_NB_REGS), |
437 | 8dd3dca3 | aurel32 | |
438 | 8dd3dca3 | aurel32 | #ifdef TARGET_X86_64
|
439 | 0cb892aa | Juan Quintela | VMSTATE_UINT64(efer, CPUState), |
440 | 0cb892aa | Juan Quintela | VMSTATE_UINT64(star, CPUState), |
441 | 0cb892aa | Juan Quintela | VMSTATE_UINT64(lstar, CPUState), |
442 | 0cb892aa | Juan Quintela | VMSTATE_UINT64(cstar, CPUState), |
443 | 0cb892aa | Juan Quintela | VMSTATE_UINT64(fmask, CPUState), |
444 | 0cb892aa | Juan Quintela | VMSTATE_UINT64(kernelgsbase, CPUState), |
445 | 8dd3dca3 | aurel32 | #endif
|
446 | 0cb892aa | Juan Quintela | VMSTATE_UINT32_V(smbase, CPUState, 4),
|
447 | 0cb892aa | Juan Quintela | |
448 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(pat, CPUState, 5),
|
449 | 0cb892aa | Juan Quintela | VMSTATE_UINT32_V(hflags2, CPUState, 5),
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450 | 0cb892aa | Juan Quintela | |
451 | 0cb892aa | Juan Quintela | VMSTATE_UINT32_TEST(halted, CPUState, version_is_5), |
452 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(vm_hsave, CPUState, 5),
|
453 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(vm_vmcb, CPUState, 5),
|
454 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(tsc_offset, CPUState, 5),
|
455 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(intercept, CPUState, 5),
|
456 | 0cb892aa | Juan Quintela | VMSTATE_UINT16_V(intercept_cr_read, CPUState, 5),
|
457 | 0cb892aa | Juan Quintela | VMSTATE_UINT16_V(intercept_cr_write, CPUState, 5),
|
458 | 0cb892aa | Juan Quintela | VMSTATE_UINT16_V(intercept_dr_read, CPUState, 5),
|
459 | 0cb892aa | Juan Quintela | VMSTATE_UINT16_V(intercept_dr_write, CPUState, 5),
|
460 | 0cb892aa | Juan Quintela | VMSTATE_UINT32_V(intercept_exceptions, CPUState, 5),
|
461 | 0cb892aa | Juan Quintela | VMSTATE_UINT8_V(v_tpr, CPUState, 5),
|
462 | dd5e3b17 | aliguori | /* MTRRs */
|
463 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_ARRAY_V(mtrr_fixed, CPUState, 11, 8), |
464 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(mtrr_deftype, CPUState, 8),
|
465 | 0cb892aa | Juan Quintela | VMSTATE_MTRR_VARS(mtrr_var, CPUState, 8, 8), |
466 | 0cb892aa | Juan Quintela | /* KVM-related states */
|
467 | 0cb892aa | Juan Quintela | VMSTATE_INT32_V(pending_irq_vmstate, CPUState, 9),
|
468 | 0cb892aa | Juan Quintela | VMSTATE_UINT32_V(mp_state, CPUState, 9),
|
469 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(tsc, CPUState, 9),
|
470 | 0cb892aa | Juan Quintela | /* MCE */
|
471 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(mcg_cap, CPUState, 10),
|
472 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(mcg_status, CPUState, 10),
|
473 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(mcg_ctl, CPUState, 10),
|
474 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_ARRAY_V(mce_banks, CPUState, MCE_BANKS_DEF *4, 10), |
475 | 0cb892aa | Juan Quintela | /* rdtscp */
|
476 | 0cb892aa | Juan Quintela | VMSTATE_UINT64_V(tsc_aux, CPUState, 11),
|
477 | 0cb892aa | Juan Quintela | VMSTATE_END_OF_LIST() |
478 | 79c4f6b0 | Huang Ying | } |
479 | 0cb892aa | Juan Quintela | }; |
480 | 79c4f6b0 | Huang Ying | |
481 | 0cb892aa | Juan Quintela | void cpu_save(QEMUFile *f, void *opaque) |
482 | 0cb892aa | Juan Quintela | { |
483 | 0cb892aa | Juan Quintela | vmstate_save_state(f, &vmstate_cpu, opaque); |
484 | 0cb892aa | Juan Quintela | } |
485 | 1f76b9b9 | Juan Quintela | |
486 | 0cb892aa | Juan Quintela | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
487 | 0cb892aa | Juan Quintela | { |
488 | 0cb892aa | Juan Quintela | return vmstate_load_state(f, &vmstate_cpu, opaque, version_id);
|
489 | 8dd3dca3 | aurel32 | } |