xref: /openbmc/qemu/target/arm/cpu64.c (revision e7bbc9b1)
1 /*
2  * QEMU AArch64 CPU
3  *
4  * Copyright (c) 2013 Linaro Ltd
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 2
9  * of the License, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, see
18  * <http://www.gnu.org/licenses/gpl-2.0.html>
19  */
20 
21 #include "qemu/osdep.h"
22 #include "qapi/error.h"
23 #include "cpu.h"
24 #include "qemu-common.h"
25 #if !defined(CONFIG_USER_ONLY)
26 #include "hw/loader.h"
27 #endif
28 #include "hw/arm/arm.h"
29 #include "sysemu/sysemu.h"
30 #include "sysemu/kvm.h"
31 #include "kvm_arm.h"
32 #include "qapi/visitor.h"
33 
34 static inline void set_feature(CPUARMState *env, int feature)
35 {
36     env->features |= 1ULL << feature;
37 }
38 
39 static inline void unset_feature(CPUARMState *env, int feature)
40 {
41     env->features &= ~(1ULL << feature);
42 }
43 
44 #ifndef CONFIG_USER_ONLY
45 static uint64_t a57_a53_l2ctlr_read(CPUARMState *env, const ARMCPRegInfo *ri)
46 {
47     ARMCPU *cpu = arm_env_get_cpu(env);
48 
49     /* Number of cores is in [25:24]; otherwise we RAZ */
50     return (cpu->core_count - 1) << 24;
51 }
52 #endif
53 
54 static const ARMCPRegInfo cortex_a72_a57_a53_cp_reginfo[] = {
55 #ifndef CONFIG_USER_ONLY
56     { .name = "L2CTLR_EL1", .state = ARM_CP_STATE_AA64,
57       .opc0 = 3, .opc1 = 1, .crn = 11, .crm = 0, .opc2 = 2,
58       .access = PL1_RW, .readfn = a57_a53_l2ctlr_read,
59       .writefn = arm_cp_write_ignore },
60     { .name = "L2CTLR",
61       .cp = 15, .opc1 = 1, .crn = 9, .crm = 0, .opc2 = 2,
62       .access = PL1_RW, .readfn = a57_a53_l2ctlr_read,
63       .writefn = arm_cp_write_ignore },
64 #endif
65     { .name = "L2ECTLR_EL1", .state = ARM_CP_STATE_AA64,
66       .opc0 = 3, .opc1 = 1, .crn = 11, .crm = 0, .opc2 = 3,
67       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
68     { .name = "L2ECTLR",
69       .cp = 15, .opc1 = 1, .crn = 9, .crm = 0, .opc2 = 3,
70       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
71     { .name = "L2ACTLR", .state = ARM_CP_STATE_BOTH,
72       .opc0 = 3, .opc1 = 1, .crn = 15, .crm = 0, .opc2 = 0,
73       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
74     { .name = "CPUACTLR_EL1", .state = ARM_CP_STATE_AA64,
75       .opc0 = 3, .opc1 = 1, .crn = 15, .crm = 2, .opc2 = 0,
76       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
77     { .name = "CPUACTLR",
78       .cp = 15, .opc1 = 0, .crm = 15,
79       .access = PL1_RW, .type = ARM_CP_CONST | ARM_CP_64BIT, .resetvalue = 0 },
80     { .name = "CPUECTLR_EL1", .state = ARM_CP_STATE_AA64,
81       .opc0 = 3, .opc1 = 1, .crn = 15, .crm = 2, .opc2 = 1,
82       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
83     { .name = "CPUECTLR",
84       .cp = 15, .opc1 = 1, .crm = 15,
85       .access = PL1_RW, .type = ARM_CP_CONST | ARM_CP_64BIT, .resetvalue = 0 },
86     { .name = "CPUMERRSR_EL1", .state = ARM_CP_STATE_AA64,
87       .opc0 = 3, .opc1 = 1, .crn = 15, .crm = 2, .opc2 = 2,
88       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
89     { .name = "CPUMERRSR",
90       .cp = 15, .opc1 = 2, .crm = 15,
91       .access = PL1_RW, .type = ARM_CP_CONST | ARM_CP_64BIT, .resetvalue = 0 },
92     { .name = "L2MERRSR_EL1", .state = ARM_CP_STATE_AA64,
93       .opc0 = 3, .opc1 = 1, .crn = 15, .crm = 2, .opc2 = 3,
94       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
95     { .name = "L2MERRSR",
96       .cp = 15, .opc1 = 3, .crm = 15,
97       .access = PL1_RW, .type = ARM_CP_CONST | ARM_CP_64BIT, .resetvalue = 0 },
98     REGINFO_SENTINEL
99 };
100 
101 static void aarch64_a57_initfn(Object *obj)
102 {
103     ARMCPU *cpu = ARM_CPU(obj);
104 
105     cpu->dtb_compatible = "arm,cortex-a57";
106     set_feature(&cpu->env, ARM_FEATURE_V8);
107     set_feature(&cpu->env, ARM_FEATURE_VFP4);
108     set_feature(&cpu->env, ARM_FEATURE_NEON);
109     set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
110     set_feature(&cpu->env, ARM_FEATURE_AARCH64);
111     set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
112     set_feature(&cpu->env, ARM_FEATURE_EL2);
113     set_feature(&cpu->env, ARM_FEATURE_EL3);
114     set_feature(&cpu->env, ARM_FEATURE_PMU);
115     cpu->kvm_target = QEMU_KVM_ARM_TARGET_CORTEX_A57;
116     cpu->midr = 0x411fd070;
117     cpu->revidr = 0x00000000;
118     cpu->reset_fpsid = 0x41034070;
119     cpu->isar.mvfr0 = 0x10110222;
120     cpu->isar.mvfr1 = 0x12111111;
121     cpu->isar.mvfr2 = 0x00000043;
122     cpu->ctr = 0x8444c004;
123     cpu->reset_sctlr = 0x00c50838;
124     cpu->id_pfr0 = 0x00000131;
125     cpu->id_pfr1 = 0x00011011;
126     cpu->id_dfr0 = 0x03010066;
127     cpu->id_afr0 = 0x00000000;
128     cpu->id_mmfr0 = 0x10101105;
129     cpu->id_mmfr1 = 0x40000000;
130     cpu->id_mmfr2 = 0x01260000;
131     cpu->id_mmfr3 = 0x02102211;
132     cpu->isar.id_isar0 = 0x02101110;
133     cpu->isar.id_isar1 = 0x13112111;
134     cpu->isar.id_isar2 = 0x21232042;
135     cpu->isar.id_isar3 = 0x01112131;
136     cpu->isar.id_isar4 = 0x00011142;
137     cpu->isar.id_isar5 = 0x00011121;
138     cpu->isar.id_isar6 = 0;
139     cpu->isar.id_aa64pfr0 = 0x00002222;
140     cpu->id_aa64dfr0 = 0x10305106;
141     cpu->isar.id_aa64isar0 = 0x00011120;
142     cpu->isar.id_aa64mmfr0 = 0x00001124;
143     cpu->dbgdidr = 0x3516d000;
144     cpu->clidr = 0x0a200023;
145     cpu->ccsidr[0] = 0x701fe00a; /* 32KB L1 dcache */
146     cpu->ccsidr[1] = 0x201fe012; /* 48KB L1 icache */
147     cpu->ccsidr[2] = 0x70ffe07a; /* 2048KB L2 cache */
148     cpu->dcz_blocksize = 4; /* 64 bytes */
149     cpu->gic_num_lrs = 4;
150     cpu->gic_vpribits = 5;
151     cpu->gic_vprebits = 5;
152     define_arm_cp_regs(cpu, cortex_a72_a57_a53_cp_reginfo);
153 }
154 
155 static void aarch64_a53_initfn(Object *obj)
156 {
157     ARMCPU *cpu = ARM_CPU(obj);
158 
159     cpu->dtb_compatible = "arm,cortex-a53";
160     set_feature(&cpu->env, ARM_FEATURE_V8);
161     set_feature(&cpu->env, ARM_FEATURE_VFP4);
162     set_feature(&cpu->env, ARM_FEATURE_NEON);
163     set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
164     set_feature(&cpu->env, ARM_FEATURE_AARCH64);
165     set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
166     set_feature(&cpu->env, ARM_FEATURE_EL2);
167     set_feature(&cpu->env, ARM_FEATURE_EL3);
168     set_feature(&cpu->env, ARM_FEATURE_PMU);
169     cpu->kvm_target = QEMU_KVM_ARM_TARGET_CORTEX_A53;
170     cpu->midr = 0x410fd034;
171     cpu->revidr = 0x00000000;
172     cpu->reset_fpsid = 0x41034070;
173     cpu->isar.mvfr0 = 0x10110222;
174     cpu->isar.mvfr1 = 0x12111111;
175     cpu->isar.mvfr2 = 0x00000043;
176     cpu->ctr = 0x84448004; /* L1Ip = VIPT */
177     cpu->reset_sctlr = 0x00c50838;
178     cpu->id_pfr0 = 0x00000131;
179     cpu->id_pfr1 = 0x00011011;
180     cpu->id_dfr0 = 0x03010066;
181     cpu->id_afr0 = 0x00000000;
182     cpu->id_mmfr0 = 0x10101105;
183     cpu->id_mmfr1 = 0x40000000;
184     cpu->id_mmfr2 = 0x01260000;
185     cpu->id_mmfr3 = 0x02102211;
186     cpu->isar.id_isar0 = 0x02101110;
187     cpu->isar.id_isar1 = 0x13112111;
188     cpu->isar.id_isar2 = 0x21232042;
189     cpu->isar.id_isar3 = 0x01112131;
190     cpu->isar.id_isar4 = 0x00011142;
191     cpu->isar.id_isar5 = 0x00011121;
192     cpu->isar.id_isar6 = 0;
193     cpu->isar.id_aa64pfr0 = 0x00002222;
194     cpu->id_aa64dfr0 = 0x10305106;
195     cpu->isar.id_aa64isar0 = 0x00011120;
196     cpu->isar.id_aa64mmfr0 = 0x00001122; /* 40 bit physical addr */
197     cpu->dbgdidr = 0x3516d000;
198     cpu->clidr = 0x0a200023;
199     cpu->ccsidr[0] = 0x700fe01a; /* 32KB L1 dcache */
200     cpu->ccsidr[1] = 0x201fe00a; /* 32KB L1 icache */
201     cpu->ccsidr[2] = 0x707fe07a; /* 1024KB L2 cache */
202     cpu->dcz_blocksize = 4; /* 64 bytes */
203     cpu->gic_num_lrs = 4;
204     cpu->gic_vpribits = 5;
205     cpu->gic_vprebits = 5;
206     define_arm_cp_regs(cpu, cortex_a72_a57_a53_cp_reginfo);
207 }
208 
209 static void aarch64_a72_initfn(Object *obj)
210 {
211     ARMCPU *cpu = ARM_CPU(obj);
212 
213     cpu->dtb_compatible = "arm,cortex-a72";
214     set_feature(&cpu->env, ARM_FEATURE_V8);
215     set_feature(&cpu->env, ARM_FEATURE_VFP4);
216     set_feature(&cpu->env, ARM_FEATURE_NEON);
217     set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
218     set_feature(&cpu->env, ARM_FEATURE_AARCH64);
219     set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
220     set_feature(&cpu->env, ARM_FEATURE_EL2);
221     set_feature(&cpu->env, ARM_FEATURE_EL3);
222     set_feature(&cpu->env, ARM_FEATURE_PMU);
223     cpu->midr = 0x410fd083;
224     cpu->revidr = 0x00000000;
225     cpu->reset_fpsid = 0x41034080;
226     cpu->isar.mvfr0 = 0x10110222;
227     cpu->isar.mvfr1 = 0x12111111;
228     cpu->isar.mvfr2 = 0x00000043;
229     cpu->ctr = 0x8444c004;
230     cpu->reset_sctlr = 0x00c50838;
231     cpu->id_pfr0 = 0x00000131;
232     cpu->id_pfr1 = 0x00011011;
233     cpu->id_dfr0 = 0x03010066;
234     cpu->id_afr0 = 0x00000000;
235     cpu->id_mmfr0 = 0x10201105;
236     cpu->id_mmfr1 = 0x40000000;
237     cpu->id_mmfr2 = 0x01260000;
238     cpu->id_mmfr3 = 0x02102211;
239     cpu->isar.id_isar0 = 0x02101110;
240     cpu->isar.id_isar1 = 0x13112111;
241     cpu->isar.id_isar2 = 0x21232042;
242     cpu->isar.id_isar3 = 0x01112131;
243     cpu->isar.id_isar4 = 0x00011142;
244     cpu->isar.id_isar5 = 0x00011121;
245     cpu->isar.id_aa64pfr0 = 0x00002222;
246     cpu->id_aa64dfr0 = 0x10305106;
247     cpu->isar.id_aa64isar0 = 0x00011120;
248     cpu->isar.id_aa64mmfr0 = 0x00001124;
249     cpu->dbgdidr = 0x3516d000;
250     cpu->clidr = 0x0a200023;
251     cpu->ccsidr[0] = 0x701fe00a; /* 32KB L1 dcache */
252     cpu->ccsidr[1] = 0x201fe012; /* 48KB L1 icache */
253     cpu->ccsidr[2] = 0x707fe07a; /* 1MB L2 cache */
254     cpu->dcz_blocksize = 4; /* 64 bytes */
255     cpu->gic_num_lrs = 4;
256     cpu->gic_vpribits = 5;
257     cpu->gic_vprebits = 5;
258     define_arm_cp_regs(cpu, cortex_a72_a57_a53_cp_reginfo);
259 }
260 
261 static void cpu_max_get_sve_vq(Object *obj, Visitor *v, const char *name,
262                                void *opaque, Error **errp)
263 {
264     ARMCPU *cpu = ARM_CPU(obj);
265     visit_type_uint32(v, name, &cpu->sve_max_vq, errp);
266 }
267 
268 static void cpu_max_set_sve_vq(Object *obj, Visitor *v, const char *name,
269                                void *opaque, Error **errp)
270 {
271     ARMCPU *cpu = ARM_CPU(obj);
272     Error *err = NULL;
273 
274     visit_type_uint32(v, name, &cpu->sve_max_vq, &err);
275 
276     if (!err && (cpu->sve_max_vq == 0 || cpu->sve_max_vq > ARM_MAX_VQ)) {
277         error_setg(&err, "unsupported SVE vector length");
278         error_append_hint(&err, "Valid sve-max-vq in range [1-%d]\n",
279                           ARM_MAX_VQ);
280     }
281     error_propagate(errp, err);
282 }
283 
284 /* -cpu max: if KVM is enabled, like -cpu host (best possible with this host);
285  * otherwise, a CPU with as many features enabled as our emulation supports.
286  * The version of '-cpu max' for qemu-system-arm is defined in cpu.c;
287  * this only needs to handle 64 bits.
288  */
289 static void aarch64_max_initfn(Object *obj)
290 {
291     ARMCPU *cpu = ARM_CPU(obj);
292 
293     if (kvm_enabled()) {
294         kvm_arm_set_cpu_features_from_host(cpu);
295     } else {
296         uint64_t t;
297         uint32_t u;
298         aarch64_a57_initfn(obj);
299 
300         t = cpu->isar.id_aa64isar0;
301         t = FIELD_DP64(t, ID_AA64ISAR0, AES, 2); /* AES + PMULL */
302         t = FIELD_DP64(t, ID_AA64ISAR0, SHA1, 1);
303         t = FIELD_DP64(t, ID_AA64ISAR0, SHA2, 2); /* SHA512 */
304         t = FIELD_DP64(t, ID_AA64ISAR0, CRC32, 1);
305         t = FIELD_DP64(t, ID_AA64ISAR0, ATOMIC, 2);
306         t = FIELD_DP64(t, ID_AA64ISAR0, RDM, 1);
307         t = FIELD_DP64(t, ID_AA64ISAR0, SHA3, 1);
308         t = FIELD_DP64(t, ID_AA64ISAR0, SM3, 1);
309         t = FIELD_DP64(t, ID_AA64ISAR0, SM4, 1);
310         t = FIELD_DP64(t, ID_AA64ISAR0, DP, 1);
311         cpu->isar.id_aa64isar0 = t;
312 
313         t = cpu->isar.id_aa64isar1;
314         t = FIELD_DP64(t, ID_AA64ISAR1, FCMA, 1);
315         t = FIELD_DP64(t, ID_AA64ISAR1, APA, 1); /* PAuth, architected only */
316         t = FIELD_DP64(t, ID_AA64ISAR1, API, 0);
317         t = FIELD_DP64(t, ID_AA64ISAR1, GPA, 1);
318         t = FIELD_DP64(t, ID_AA64ISAR1, GPI, 0);
319         cpu->isar.id_aa64isar1 = t;
320 
321         t = cpu->isar.id_aa64pfr0;
322         t = FIELD_DP64(t, ID_AA64PFR0, SVE, 1);
323         t = FIELD_DP64(t, ID_AA64PFR0, FP, 1);
324         t = FIELD_DP64(t, ID_AA64PFR0, ADVSIMD, 1);
325         cpu->isar.id_aa64pfr0 = t;
326 
327         t = cpu->isar.id_aa64pfr1;
328         t = FIELD_DP64(t, ID_AA64PFR1, BT, 1);
329         cpu->isar.id_aa64pfr1 = t;
330 
331         t = cpu->isar.id_aa64mmfr1;
332         t = FIELD_DP64(t, ID_AA64MMFR1, HPDS, 1); /* HPD */
333         t = FIELD_DP64(t, ID_AA64MMFR1, LO, 1);
334         cpu->isar.id_aa64mmfr1 = t;
335 
336         /* Replicate the same data to the 32-bit id registers.  */
337         u = cpu->isar.id_isar5;
338         u = FIELD_DP32(u, ID_ISAR5, AES, 2); /* AES + PMULL */
339         u = FIELD_DP32(u, ID_ISAR5, SHA1, 1);
340         u = FIELD_DP32(u, ID_ISAR5, SHA2, 1);
341         u = FIELD_DP32(u, ID_ISAR5, CRC32, 1);
342         u = FIELD_DP32(u, ID_ISAR5, RDM, 1);
343         u = FIELD_DP32(u, ID_ISAR5, VCMA, 1);
344         cpu->isar.id_isar5 = u;
345 
346         u = cpu->isar.id_isar6;
347         u = FIELD_DP32(u, ID_ISAR6, DP, 1);
348         cpu->isar.id_isar6 = u;
349 
350         /*
351          * FIXME: We do not yet support ARMv8.2-fp16 for AArch32 yet,
352          * so do not set MVFR1.FPHP.  Strictly speaking this is not legal,
353          * but it is also not legal to enable SVE without support for FP16,
354          * and enabling SVE in system mode is more useful in the short term.
355          */
356 
357 #ifdef CONFIG_USER_ONLY
358         /* For usermode -cpu max we can use a larger and more efficient DCZ
359          * blocksize since we don't have to follow what the hardware does.
360          */
361         cpu->ctr = 0x80038003; /* 32 byte I and D cacheline size, VIPT icache */
362         cpu->dcz_blocksize = 7; /*  512 bytes */
363 #endif
364 
365         cpu->sve_max_vq = ARM_MAX_VQ;
366         object_property_add(obj, "sve-max-vq", "uint32", cpu_max_get_sve_vq,
367                             cpu_max_set_sve_vq, NULL, NULL, &error_fatal);
368     }
369 }
370 
371 struct ARMCPUInfo {
372     const char *name;
373     void (*initfn)(Object *obj);
374     void (*class_init)(ObjectClass *oc, void *data);
375 };
376 
377 static const ARMCPUInfo aarch64_cpus[] = {
378     { .name = "cortex-a57",         .initfn = aarch64_a57_initfn },
379     { .name = "cortex-a53",         .initfn = aarch64_a53_initfn },
380     { .name = "cortex-a72",         .initfn = aarch64_a72_initfn },
381     { .name = "max",                .initfn = aarch64_max_initfn },
382     { .name = NULL }
383 };
384 
385 static bool aarch64_cpu_get_aarch64(Object *obj, Error **errp)
386 {
387     ARMCPU *cpu = ARM_CPU(obj);
388 
389     return arm_feature(&cpu->env, ARM_FEATURE_AARCH64);
390 }
391 
392 static void aarch64_cpu_set_aarch64(Object *obj, bool value, Error **errp)
393 {
394     ARMCPU *cpu = ARM_CPU(obj);
395 
396     /* At this time, this property is only allowed if KVM is enabled.  This
397      * restriction allows us to avoid fixing up functionality that assumes a
398      * uniform execution state like do_interrupt.
399      */
400     if (!kvm_enabled()) {
401         error_setg(errp, "'aarch64' feature cannot be disabled "
402                          "unless KVM is enabled");
403         return;
404     }
405 
406     if (value == false) {
407         unset_feature(&cpu->env, ARM_FEATURE_AARCH64);
408     } else {
409         set_feature(&cpu->env, ARM_FEATURE_AARCH64);
410     }
411 }
412 
413 static void aarch64_cpu_initfn(Object *obj)
414 {
415     object_property_add_bool(obj, "aarch64", aarch64_cpu_get_aarch64,
416                              aarch64_cpu_set_aarch64, NULL);
417     object_property_set_description(obj, "aarch64",
418                                     "Set on/off to enable/disable aarch64 "
419                                     "execution state ",
420                                     NULL);
421 }
422 
423 static void aarch64_cpu_finalizefn(Object *obj)
424 {
425 }
426 
427 static gchar *aarch64_gdb_arch_name(CPUState *cs)
428 {
429     return g_strdup("aarch64");
430 }
431 
432 static void aarch64_cpu_class_init(ObjectClass *oc, void *data)
433 {
434     CPUClass *cc = CPU_CLASS(oc);
435 
436     cc->cpu_exec_interrupt = arm_cpu_exec_interrupt;
437     cc->gdb_read_register = aarch64_cpu_gdb_read_register;
438     cc->gdb_write_register = aarch64_cpu_gdb_write_register;
439     cc->gdb_num_core_regs = 34;
440     cc->gdb_core_xml_file = "aarch64-core.xml";
441     cc->gdb_arch_name = aarch64_gdb_arch_name;
442 }
443 
444 static void aarch64_cpu_instance_init(Object *obj)
445 {
446     ARMCPUClass *acc = ARM_CPU_GET_CLASS(obj);
447 
448     acc->info->initfn(obj);
449     arm_cpu_post_init(obj);
450 }
451 
452 static void cpu_register_class_init(ObjectClass *oc, void *data)
453 {
454     ARMCPUClass *acc = ARM_CPU_CLASS(oc);
455 
456     acc->info = data;
457 }
458 
459 static void aarch64_cpu_register(const ARMCPUInfo *info)
460 {
461     TypeInfo type_info = {
462         .parent = TYPE_AARCH64_CPU,
463         .instance_size = sizeof(ARMCPU),
464         .instance_init = aarch64_cpu_instance_init,
465         .class_size = sizeof(ARMCPUClass),
466         .class_init = info->class_init ?: cpu_register_class_init,
467         .class_data = (void *)info,
468     };
469 
470     type_info.name = g_strdup_printf("%s-" TYPE_ARM_CPU, info->name);
471     type_register(&type_info);
472     g_free((void *)type_info.name);
473 }
474 
475 static const TypeInfo aarch64_cpu_type_info = {
476     .name = TYPE_AARCH64_CPU,
477     .parent = TYPE_ARM_CPU,
478     .instance_size = sizeof(ARMCPU),
479     .instance_init = aarch64_cpu_initfn,
480     .instance_finalize = aarch64_cpu_finalizefn,
481     .abstract = true,
482     .class_size = sizeof(AArch64CPUClass),
483     .class_init = aarch64_cpu_class_init,
484 };
485 
486 static void aarch64_cpu_register_types(void)
487 {
488     const ARMCPUInfo *info = aarch64_cpus;
489 
490     type_register_static(&aarch64_cpu_type_info);
491 
492     while (info->name) {
493         aarch64_cpu_register(info);
494         info++;
495     }
496 }
497 
498 type_init(aarch64_cpu_register_types)
499