target-arm/cpu.c

   1 /*
   2  * QEMU ARM CPU
   3  *
   4  * Copyright (c) 2012 SUSE LINUX Products GmbH
   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 "cpu.h"
  22 #include "qemu-common.h"
  23 #include "hw/qdev-properties.h"
  24 #include "qapi/qmp/qerror.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
  32 static void arm_cpu_set_pc(CPUState *cs, vaddr value)
  33 {
  34     ARMCPU *cpu = ARM_CPU(cs);
  35
  36     cpu->env.regs[15] = value;
  37 }
  38
  39 static void cp_reg_reset(gpointer key, gpointer value, gpointer opaque)
  40 {
  41     /* Reset a single ARMCPRegInfo register */
  42     ARMCPRegInfo *ri = value;
  43     ARMCPU *cpu = opaque;
  44
  45     if (ri->type & ARM_CP_SPECIAL) {
  46         return;
  47     }
  48
  49     if (ri->resetfn) {
  50         ri->resetfn(&cpu->env, ri);
  51         return;
  52     }
  53
  54     /* A zero offset is never possible as it would be regs[0]
  55      * so we use it to indicate that reset is being handled elsewhere.
  56      * This is basically only used for fields in non-core coprocessors
  57      * (like the pxa2xx ones).
  58      */
  59     if (!ri->fieldoffset) {
  60         return;
  61     }
  62
  63     if (cpreg_field_is_64bit(ri)) {
  64         CPREG_FIELD64(&cpu->env, ri) = ri->resetvalue;
  65     } else {
  66         CPREG_FIELD32(&cpu->env, ri) = ri->resetvalue;
  67     }
  68 }
  69
  70 /* CPUClass::reset() */
  71 static void arm_cpu_reset(CPUState *s)
  72 {
  73     ARMCPU *cpu = ARM_CPU(s);
  74     ARMCPUClass *acc = ARM_CPU_GET_CLASS(cpu);
  75     CPUARMState *env = &cpu->env;
  76
  77     acc->parent_reset(s);
  78
  79     memset(env, 0, offsetof(CPUARMState, breakpoints));
  80     g_hash_table_foreach(cpu->cp_regs, cp_reg_reset, cpu);
  81     env->vfp.xregs[ARM_VFP_FPSID] = cpu->reset_fpsid;
  82     env->vfp.xregs[ARM_VFP_MVFR0] = cpu->mvfr0;
  83     env->vfp.xregs[ARM_VFP_MVFR1] = cpu->mvfr1;
  84
  85     if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
  86         env->iwmmxt.cregs[ARM_IWMMXT_wCID] = 0x69051000 | 'Q';
  87     }
  88
  89     if (arm_feature(env, ARM_FEATURE_AARCH64)) {
  90         /* 64 bit CPUs always start in 64 bit mode */
  91         env->aarch64 = 1;
  92 #if defined(CONFIG_USER_ONLY)
  93         env->pstate = PSTATE_MODE_EL0t;
  94         /* Userspace expects access to CTL_EL0 and the cache ops */
  95         env->cp15.c1_sys |= SCTLR_UCT | SCTLR_UCI;
  96 #else
  97         env->pstate = PSTATE_MODE_EL1h;
  98 #endif
  99     }
 100
 101 #if defined(CONFIG_USER_ONLY)
 102     env->uncached_cpsr = ARM_CPU_MODE_USR;
 103     /* For user mode we must enable access to coprocessors */
 104     env->vfp.xregs[ARM_VFP_FPEXC] = 1 << 30;
 105     if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
 106         env->cp15.c15_cpar = 3;
 107     } else if (arm_feature(env, ARM_FEATURE_XSCALE)) {
 108         env->cp15.c15_cpar = 1;
 109     }
 110 #else
 111     /* SVC mode with interrupts disabled.  */
 112     env->uncached_cpsr = ARM_CPU_MODE_SVC;
 113     env->daif = PSTATE_D | PSTATE_A | PSTATE_I | PSTATE_F;
 114     /* On ARMv7-M the CPSR_I is the value of the PRIMASK register, and is
 115        clear at reset.  Initial SP and PC are loaded from ROM.  */
 116     if (IS_M(env)) {
 117         uint32_t pc;
 118         uint8_t *rom;
 119         env->daif &= ~PSTATE_I;
 120         rom = rom_ptr(0);
 121         if (rom) {
 122             /* We should really use ldl_phys here, in case the guest
 123                modified flash and reset itself.  However images
 124                loaded via -kernel have not been copied yet, so load the
 125                values directly from there.  */
 126             env->regs[13] = ldl_p(rom) & 0xFFFFFFFC;
 127             pc = ldl_p(rom + 4);
 128             env->thumb = pc & 1;
 129             env->regs[15] = pc & ~1;
 130         }
 131     }
 132
 133     if (env->cp15.c1_sys & SCTLR_V) {
 134             env->regs[15] = 0xFFFF0000;
 135     }
 136
 137     env->vfp.xregs[ARM_VFP_FPEXC] = 0;
 138 #endif
 139     set_flush_to_zero(1, &env->vfp.standard_fp_status);
 140     set_flush_inputs_to_zero(1, &env->vfp.standard_fp_status);
 141     set_default_nan_mode(1, &env->vfp.standard_fp_status);
 142     set_float_detect_tininess(float_tininess_before_rounding,
 143                               &env->vfp.fp_status);
 144     set_float_detect_tininess(float_tininess_before_rounding,
 145                               &env->vfp.standard_fp_status);
 146     tlb_flush(env, 1);
 147     /* Reset is a state change for some CPUARMState fields which we
 148      * bake assumptions about into translated code, so we need to
 149      * tb_flush().
 150      */
 151     tb_flush(env);
 152 }
 153
 154 #ifndef CONFIG_USER_ONLY
 155 static void arm_cpu_set_irq(void *opaque, int irq, int level)
 156 {
 157     ARMCPU *cpu = opaque;
 158     CPUState *cs = CPU(cpu);
 159
 160     switch (irq) {
 161     case ARM_CPU_IRQ:
 162         if (level) {
 163             cpu_interrupt(cs, CPU_INTERRUPT_HARD);
 164         } else {
 165             cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
 166         }
 167         break;
 168     case ARM_CPU_FIQ:
 169         if (level) {
 170             cpu_interrupt(cs, CPU_INTERRUPT_FIQ);
 171         } else {
 172             cpu_reset_interrupt(cs, CPU_INTERRUPT_FIQ);
 173         }
 174         break;
 175     default:
 176         hw_error("arm_cpu_set_irq: Bad interrupt line %d\n", irq);
 177     }
 178 }
 179
 180 static void arm_cpu_kvm_set_irq(void *opaque, int irq, int level)
 181 {
 182 #ifdef CONFIG_KVM
 183     ARMCPU *cpu = opaque;
 184     CPUState *cs = CPU(cpu);
 185     int kvm_irq = KVM_ARM_IRQ_TYPE_CPU << KVM_ARM_IRQ_TYPE_SHIFT;
 186
 187     switch (irq) {
 188     case ARM_CPU_IRQ:
 189         kvm_irq |= KVM_ARM_IRQ_CPU_IRQ;
 190         break;
 191     case ARM_CPU_FIQ:
 192         kvm_irq |= KVM_ARM_IRQ_CPU_FIQ;
 193         break;
 194     default:
 195         hw_error("arm_cpu_kvm_set_irq: Bad interrupt line %d\n", irq);
 196     }
 197     kvm_irq |= cs->cpu_index << KVM_ARM_IRQ_VCPU_SHIFT;
 198     kvm_set_irq(kvm_state, kvm_irq, level ? 1 : 0);
 199 #endif
 200 }
 201 #endif
 202
 203 static inline void set_feature(CPUARMState *env, int feature)
 204 {
 205     env->features |= 1ULL << feature;
 206 }
 207
 208 static void arm_cpu_initfn(Object *obj)
 209 {
 210     CPUState *cs = CPU(obj);
 211     ARMCPU *cpu = ARM_CPU(obj);
 212     static bool inited;
 213
 214     cs->env_ptr = &cpu->env;
 215     cpu_exec_init(&cpu->env);
 216     cpu->cp_regs = g_hash_table_new_full(g_int_hash, g_int_equal,
 217                                          g_free, g_free);
 218
 219 #ifndef CONFIG_USER_ONLY
 220     /* Our inbound IRQ and FIQ lines */
 221     if (kvm_enabled()) {
 222         qdev_init_gpio_in(DEVICE(cpu), arm_cpu_kvm_set_irq, 2);
 223     } else {
 224         qdev_init_gpio_in(DEVICE(cpu), arm_cpu_set_irq, 2);
 225     }
 226
 227     cpu->gt_timer[GTIMER_PHYS] = timer_new(QEMU_CLOCK_VIRTUAL, GTIMER_SCALE,
 228                                                 arm_gt_ptimer_cb, cpu);
 229     cpu->gt_timer[GTIMER_VIRT] = timer_new(QEMU_CLOCK_VIRTUAL, GTIMER_SCALE,
 230                                                 arm_gt_vtimer_cb, cpu);
 231     qdev_init_gpio_out(DEVICE(cpu), cpu->gt_timer_outputs,
 232                        ARRAY_SIZE(cpu->gt_timer_outputs));
 233 #endif
 234
 235     /* DTB consumers generally don't in fact care what the 'compatible'
 236      * string is, so always provide some string and trust that a hypothetical
 237      * picky DTB consumer will also provide a helpful error message.
 238      */
 239     cpu->dtb_compatible = "qemu,unknown";
 240     cpu->kvm_target = QEMU_KVM_ARM_TARGET_NONE;
 241
 242     if (tcg_enabled() && !inited) {
 243         inited = true;
 244         arm_translate_init();
 245     }
 246 }
 247
 248 static Property arm_cpu_reset_cbar_property =
 249             DEFINE_PROP_UINT32("reset-cbar", ARMCPU, reset_cbar, 0);
 250
 251 static Property arm_cpu_reset_hivecs_property =
 252             DEFINE_PROP_BOOL("reset-hivecs", ARMCPU, reset_hivecs, false);
 253
 254 static void arm_cpu_post_init(Object *obj)
 255 {
 256     ARMCPU *cpu = ARM_CPU(obj);
 257
 258     if (arm_feature(&cpu->env, ARM_FEATURE_CBAR)) {
 259         qdev_property_add_static(DEVICE(obj), &arm_cpu_reset_cbar_property,
 260                                  &error_abort);
 261     }
 262
 263     if (!arm_feature(&cpu->env, ARM_FEATURE_M)) {
 264         qdev_property_add_static(DEVICE(obj), &arm_cpu_reset_hivecs_property,
 265                                  &error_abort);
 266     }
 267 }
 268
 269 static void arm_cpu_finalizefn(Object *obj)
 270 {
 271     ARMCPU *cpu = ARM_CPU(obj);
 272     g_hash_table_destroy(cpu->cp_regs);
 273 }
 274
 275 static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
 276 {
 277     CPUState *cs = CPU(dev);
 278     ARMCPU *cpu = ARM_CPU(dev);
 279     ARMCPUClass *acc = ARM_CPU_GET_CLASS(dev);
 280     CPUARMState *env = &cpu->env;
 281
 282     /* Some features automatically imply others: */
 283     if (arm_feature(env, ARM_FEATURE_V8)) {
 284         set_feature(env, ARM_FEATURE_V7);
 285         set_feature(env, ARM_FEATURE_ARM_DIV);
 286         set_feature(env, ARM_FEATURE_LPAE);
 287         set_feature(env, ARM_FEATURE_V8_AES);
 288     }
 289     if (arm_feature(env, ARM_FEATURE_V7)) {
 290         set_feature(env, ARM_FEATURE_VAPA);
 291         set_feature(env, ARM_FEATURE_THUMB2);
 292         set_feature(env, ARM_FEATURE_MPIDR);
 293         if (!arm_feature(env, ARM_FEATURE_M)) {
 294             set_feature(env, ARM_FEATURE_V6K);
 295         } else {
 296             set_feature(env, ARM_FEATURE_V6);
 297         }
 298     }
 299     if (arm_feature(env, ARM_FEATURE_V6K)) {
 300         set_feature(env, ARM_FEATURE_V6);
 301         set_feature(env, ARM_FEATURE_MVFR);
 302     }
 303     if (arm_feature(env, ARM_FEATURE_V6)) {
 304         set_feature(env, ARM_FEATURE_V5);
 305         if (!arm_feature(env, ARM_FEATURE_M)) {
 306             set_feature(env, ARM_FEATURE_AUXCR);
 307         }
 308     }
 309     if (arm_feature(env, ARM_FEATURE_V5)) {
 310         set_feature(env, ARM_FEATURE_V4T);
 311     }
 312     if (arm_feature(env, ARM_FEATURE_M)) {
 313         set_feature(env, ARM_FEATURE_THUMB_DIV);
 314     }
 315     if (arm_feature(env, ARM_FEATURE_ARM_DIV)) {
 316         set_feature(env, ARM_FEATURE_THUMB_DIV);
 317     }
 318     if (arm_feature(env, ARM_FEATURE_VFP4)) {
 319         set_feature(env, ARM_FEATURE_VFP3);
 320     }
 321     if (arm_feature(env, ARM_FEATURE_VFP3)) {
 322         set_feature(env, ARM_FEATURE_VFP);
 323     }
 324     if (arm_feature(env, ARM_FEATURE_LPAE)) {
 325         set_feature(env, ARM_FEATURE_V7MP);
 326         set_feature(env, ARM_FEATURE_PXN);
 327     }
 328
 329     if (cpu->reset_hivecs) {
 330             cpu->reset_sctlr |= (1 << 13);
 331     }
 332
 333     register_cp_regs_for_features(cpu);
 334     arm_cpu_register_gdb_regs_for_features(cpu);
 335
 336     init_cpreg_list(cpu);
 337
 338     cpu_reset(cs);
 339     qemu_init_vcpu(cs);
 340
 341     acc->parent_realize(dev, errp);
 342 }
 343
 344 static ObjectClass *arm_cpu_class_by_name(const char *cpu_model)
 345 {
 346     ObjectClass *oc;
 347     char *typename;
 348
 349     if (!cpu_model) {
 350         return NULL;
 351     }
 352
 353     typename = g_strdup_printf("%s-" TYPE_ARM_CPU, cpu_model);
 354     oc = object_class_by_name(typename);
 355     g_free(typename);
 356     if (!oc || !object_class_dynamic_cast(oc, TYPE_ARM_CPU) ||
 357         object_class_is_abstract(oc)) {
 358         return NULL;
 359     }
 360     return oc;
 361 }
 362
 363 /* CPU models. These are not needed for the AArch64 linux-user build. */
 364 #if !defined(CONFIG_USER_ONLY) || !defined(TARGET_AARCH64)
 365
 366 static void arm926_initfn(Object *obj)
 367 {
 368     ARMCPU *cpu = ARM_CPU(obj);
 369
 370     cpu->dtb_compatible = "arm,arm926";
 371     set_feature(&cpu->env, ARM_FEATURE_V5);
 372     set_feature(&cpu->env, ARM_FEATURE_VFP);
 373     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 374     set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN);
 375     cpu->midr = 0x41069265;
 376     cpu->reset_fpsid = 0x41011090;
 377     cpu->ctr = 0x1dd20d2;
 378     cpu->reset_sctlr = 0x00090078;
 379 }
 380
 381 static void arm946_initfn(Object *obj)
 382 {
 383     ARMCPU *cpu = ARM_CPU(obj);
 384
 385     cpu->dtb_compatible = "arm,arm946";
 386     set_feature(&cpu->env, ARM_FEATURE_V5);
 387     set_feature(&cpu->env, ARM_FEATURE_MPU);
 388     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 389     cpu->midr = 0x41059461;
 390     cpu->ctr = 0x0f004006;
 391     cpu->reset_sctlr = 0x00000078;
 392 }
 393
 394 static void arm1026_initfn(Object *obj)
 395 {
 396     ARMCPU *cpu = ARM_CPU(obj);
 397
 398     cpu->dtb_compatible = "arm,arm1026";
 399     set_feature(&cpu->env, ARM_FEATURE_V5);
 400     set_feature(&cpu->env, ARM_FEATURE_VFP);
 401     set_feature(&cpu->env, ARM_FEATURE_AUXCR);
 402     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 403     set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN);
 404     cpu->midr = 0x4106a262;
 405     cpu->reset_fpsid = 0x410110a0;
 406     cpu->ctr = 0x1dd20d2;
 407     cpu->reset_sctlr = 0x00090078;
 408     cpu->reset_auxcr = 1;
 409     {
 410         /* The 1026 had an IFAR at c6,c0,0,1 rather than the ARMv6 c6,c0,0,2 */
 411         ARMCPRegInfo ifar = {
 412             .name = "IFAR", .cp = 15, .crn = 6, .crm = 0, .opc1 = 0, .opc2 = 1,
 413             .access = PL1_RW,
 414             .fieldoffset = offsetof(CPUARMState, cp15.c6_insn),
 415             .resetvalue = 0
 416         };
 417         define_one_arm_cp_reg(cpu, &ifar);
 418     }
 419 }
 420
 421 static void arm1136_r2_initfn(Object *obj)
 422 {
 423     ARMCPU *cpu = ARM_CPU(obj);
 424     /* What qemu calls "arm1136_r2" is actually the 1136 r0p2, ie an
 425      * older core than plain "arm1136". In particular this does not
 426      * have the v6K features.
 427      * These ID register values are correct for 1136 but may be wrong
 428      * for 1136_r2 (in particular r0p2 does not actually implement most
 429      * of the ID registers).
 430      */
 431
 432     cpu->dtb_compatible = "arm,arm1136";
 433     set_feature(&cpu->env, ARM_FEATURE_V6);
 434     set_feature(&cpu->env, ARM_FEATURE_VFP);
 435     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 436     set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG);
 437     set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS);
 438     cpu->midr = 0x4107b362;
 439     cpu->reset_fpsid = 0x410120b4;
 440     cpu->mvfr0 = 0x11111111;
 441     cpu->mvfr1 = 0x00000000;
 442     cpu->ctr = 0x1dd20d2;
 443     cpu->reset_sctlr = 0x00050078;
 444     cpu->id_pfr0 = 0x111;
 445     cpu->id_pfr1 = 0x1;
 446     cpu->id_dfr0 = 0x2;
 447     cpu->id_afr0 = 0x3;
 448     cpu->id_mmfr0 = 0x01130003;
 449     cpu->id_mmfr1 = 0x10030302;
 450     cpu->id_mmfr2 = 0x01222110;
 451     cpu->id_isar0 = 0x00140011;
 452     cpu->id_isar1 = 0x12002111;
 453     cpu->id_isar2 = 0x11231111;
 454     cpu->id_isar3 = 0x01102131;
 455     cpu->id_isar4 = 0x141;
 456     cpu->reset_auxcr = 7;
 457 }
 458
 459 static void arm1136_initfn(Object *obj)
 460 {
 461     ARMCPU *cpu = ARM_CPU(obj);
 462
 463     cpu->dtb_compatible = "arm,arm1136";
 464     set_feature(&cpu->env, ARM_FEATURE_V6K);
 465     set_feature(&cpu->env, ARM_FEATURE_V6);
 466     set_feature(&cpu->env, ARM_FEATURE_VFP);
 467     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 468     set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG);
 469     set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS);
 470     cpu->midr = 0x4117b363;
 471     cpu->reset_fpsid = 0x410120b4;
 472     cpu->mvfr0 = 0x11111111;
 473     cpu->mvfr1 = 0x00000000;
 474     cpu->ctr = 0x1dd20d2;
 475     cpu->reset_sctlr = 0x00050078;
 476     cpu->id_pfr0 = 0x111;
 477     cpu->id_pfr1 = 0x1;
 478     cpu->id_dfr0 = 0x2;
 479     cpu->id_afr0 = 0x3;
 480     cpu->id_mmfr0 = 0x01130003;
 481     cpu->id_mmfr1 = 0x10030302;
 482     cpu->id_mmfr2 = 0x01222110;
 483     cpu->id_isar0 = 0x00140011;
 484     cpu->id_isar1 = 0x12002111;
 485     cpu->id_isar2 = 0x11231111;
 486     cpu->id_isar3 = 0x01102131;
 487     cpu->id_isar4 = 0x141;
 488     cpu->reset_auxcr = 7;
 489 }
 490
 491 static void arm1176_initfn(Object *obj)
 492 {
 493     ARMCPU *cpu = ARM_CPU(obj);
 494
 495     cpu->dtb_compatible = "arm,arm1176";
 496     set_feature(&cpu->env, ARM_FEATURE_V6K);
 497     set_feature(&cpu->env, ARM_FEATURE_VFP);
 498     set_feature(&cpu->env, ARM_FEATURE_VAPA);
 499     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 500     set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG);
 501     set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS);
 502     cpu->midr = 0x410fb767;
 503     cpu->reset_fpsid = 0x410120b5;
 504     cpu->mvfr0 = 0x11111111;
 505     cpu->mvfr1 = 0x00000000;
 506     cpu->ctr = 0x1dd20d2;
 507     cpu->reset_sctlr = 0x00050078;
 508     cpu->id_pfr0 = 0x111;
 509     cpu->id_pfr1 = 0x11;
 510     cpu->id_dfr0 = 0x33;
 511     cpu->id_afr0 = 0;
 512     cpu->id_mmfr0 = 0x01130003;
 513     cpu->id_mmfr1 = 0x10030302;
 514     cpu->id_mmfr2 = 0x01222100;
 515     cpu->id_isar0 = 0x0140011;
 516     cpu->id_isar1 = 0x12002111;
 517     cpu->id_isar2 = 0x11231121;
 518     cpu->id_isar3 = 0x01102131;
 519     cpu->id_isar4 = 0x01141;
 520     cpu->reset_auxcr = 7;
 521 }
 522
 523 static void arm11mpcore_initfn(Object *obj)
 524 {
 525     ARMCPU *cpu = ARM_CPU(obj);
 526
 527     cpu->dtb_compatible = "arm,arm11mpcore";
 528     set_feature(&cpu->env, ARM_FEATURE_V6K);
 529     set_feature(&cpu->env, ARM_FEATURE_VFP);
 530     set_feature(&cpu->env, ARM_FEATURE_VAPA);
 531     set_feature(&cpu->env, ARM_FEATURE_MPIDR);
 532     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 533     cpu->midr = 0x410fb022;
 534     cpu->reset_fpsid = 0x410120b4;
 535     cpu->mvfr0 = 0x11111111;
 536     cpu->mvfr1 = 0x00000000;
 537     cpu->ctr = 0x1d192992; /* 32K icache 32K dcache */
 538     cpu->id_pfr0 = 0x111;
 539     cpu->id_pfr1 = 0x1;
 540     cpu->id_dfr0 = 0;
 541     cpu->id_afr0 = 0x2;
 542     cpu->id_mmfr0 = 0x01100103;
 543     cpu->id_mmfr1 = 0x10020302;
 544     cpu->id_mmfr2 = 0x01222000;
 545     cpu->id_isar0 = 0x00100011;
 546     cpu->id_isar1 = 0x12002111;
 547     cpu->id_isar2 = 0x11221011;
 548     cpu->id_isar3 = 0x01102131;
 549     cpu->id_isar4 = 0x141;
 550     cpu->reset_auxcr = 1;
 551 }
 552
 553 static void cortex_m3_initfn(Object *obj)
 554 {
 555     ARMCPU *cpu = ARM_CPU(obj);
 556     set_feature(&cpu->env, ARM_FEATURE_V7);
 557     set_feature(&cpu->env, ARM_FEATURE_M);
 558     cpu->midr = 0x410fc231;
 559 }
 560
 561 static void arm_v7m_class_init(ObjectClass *oc, void *data)
 562 {
 563 #ifndef CONFIG_USER_ONLY
 564     CPUClass *cc = CPU_CLASS(oc);
 565
 566     cc->do_interrupt = arm_v7m_cpu_do_interrupt;
 567 #endif
 568 }
 569
 570 static const ARMCPRegInfo cortexa8_cp_reginfo[] = {
 571     { .name = "L2LOCKDOWN", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 0,
 572       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
 573     { .name = "L2AUXCR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 2,
 574       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
 575     REGINFO_SENTINEL
 576 };
 577
 578 static void cortex_a8_initfn(Object *obj)
 579 {
 580     ARMCPU *cpu = ARM_CPU(obj);
 581
 582     cpu->dtb_compatible = "arm,cortex-a8";
 583     set_feature(&cpu->env, ARM_FEATURE_V7);
 584     set_feature(&cpu->env, ARM_FEATURE_VFP3);
 585     set_feature(&cpu->env, ARM_FEATURE_NEON);
 586     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
 587     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 588     cpu->midr = 0x410fc080;
 589     cpu->reset_fpsid = 0x410330c0;
 590     cpu->mvfr0 = 0x11110222;
 591     cpu->mvfr1 = 0x00011100;
 592     cpu->ctr = 0x82048004;
 593     cpu->reset_sctlr = 0x00c50078;
 594     cpu->id_pfr0 = 0x1031;
 595     cpu->id_pfr1 = 0x11;
 596     cpu->id_dfr0 = 0x400;
 597     cpu->id_afr0 = 0;
 598     cpu->id_mmfr0 = 0x31100003;
 599     cpu->id_mmfr1 = 0x20000000;
 600     cpu->id_mmfr2 = 0x01202000;
 601     cpu->id_mmfr3 = 0x11;
 602     cpu->id_isar0 = 0x00101111;
 603     cpu->id_isar1 = 0x12112111;
 604     cpu->id_isar2 = 0x21232031;
 605     cpu->id_isar3 = 0x11112131;
 606     cpu->id_isar4 = 0x00111142;
 607     cpu->clidr = (1 << 27) | (2 << 24) | 3;
 608     cpu->ccsidr[0] = 0xe007e01a; /* 16k L1 dcache. */
 609     cpu->ccsidr[1] = 0x2007e01a; /* 16k L1 icache. */
 610     cpu->ccsidr[2] = 0xf0000000; /* No L2 icache. */
 611     cpu->reset_auxcr = 2;
 612     define_arm_cp_regs(cpu, cortexa8_cp_reginfo);
 613 }
 614
 615 static const ARMCPRegInfo cortexa9_cp_reginfo[] = {
 616     /* power_control should be set to maximum latency. Again,
 617      * default to 0 and set by private hook
 618      */
 619     { .name = "A9_PWRCTL", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 0,
 620       .access = PL1_RW, .resetvalue = 0,
 621       .fieldoffset = offsetof(CPUARMState, cp15.c15_power_control) },
 622     { .name = "A9_DIAG", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 1,
 623       .access = PL1_RW, .resetvalue = 0,
 624       .fieldoffset = offsetof(CPUARMState, cp15.c15_diagnostic) },
 625     { .name = "A9_PWRDIAG", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 2,
 626       .access = PL1_RW, .resetvalue = 0,
 627       .fieldoffset = offsetof(CPUARMState, cp15.c15_power_diagnostic) },
 628     { .name = "NEONBUSY", .cp = 15, .crn = 15, .crm = 1, .opc1 = 0, .opc2 = 0,
 629       .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST },
 630     /* TLB lockdown control */
 631     { .name = "TLB_LOCKR", .cp = 15, .crn = 15, .crm = 4, .opc1 = 5, .opc2 = 2,
 632       .access = PL1_W, .resetvalue = 0, .type = ARM_CP_NOP },
 633     { .name = "TLB_LOCKW", .cp = 15, .crn = 15, .crm = 4, .opc1 = 5, .opc2 = 4,
 634       .access = PL1_W, .resetvalue = 0, .type = ARM_CP_NOP },
 635     { .name = "TLB_VA", .cp = 15, .crn = 15, .crm = 5, .opc1 = 5, .opc2 = 2,
 636       .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST },
 637     { .name = "TLB_PA", .cp = 15, .crn = 15, .crm = 6, .opc1 = 5, .opc2 = 2,
 638       .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST },
 639     { .name = "TLB_ATTR", .cp = 15, .crn = 15, .crm = 7, .opc1 = 5, .opc2 = 2,
 640       .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST },
 641     REGINFO_SENTINEL
 642 };
 643
 644 static void cortex_a9_initfn(Object *obj)
 645 {
 646     ARMCPU *cpu = ARM_CPU(obj);
 647
 648     cpu->dtb_compatible = "arm,cortex-a9";
 649     set_feature(&cpu->env, ARM_FEATURE_V7);
 650     set_feature(&cpu->env, ARM_FEATURE_VFP3);
 651     set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
 652     set_feature(&cpu->env, ARM_FEATURE_NEON);
 653     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
 654     /* Note that A9 supports the MP extensions even for
 655      * A9UP and single-core A9MP (which are both different
 656      * and valid configurations; we don't model A9UP).
 657      */
 658     set_feature(&cpu->env, ARM_FEATURE_V7MP);
 659     set_feature(&cpu->env, ARM_FEATURE_CBAR);
 660     cpu->midr = 0x410fc090;
 661     cpu->reset_fpsid = 0x41033090;
 662     cpu->mvfr0 = 0x11110222;
 663     cpu->mvfr1 = 0x01111111;
 664     cpu->ctr = 0x80038003;
 665     cpu->reset_sctlr = 0x00c50078;
 666     cpu->id_pfr0 = 0x1031;
 667     cpu->id_pfr1 = 0x11;
 668     cpu->id_dfr0 = 0x000;
 669     cpu->id_afr0 = 0;
 670     cpu->id_mmfr0 = 0x00100103;
 671     cpu->id_mmfr1 = 0x20000000;
 672     cpu->id_mmfr2 = 0x01230000;
 673     cpu->id_mmfr3 = 0x00002111;
 674     cpu->id_isar0 = 0x00101111;
 675     cpu->id_isar1 = 0x13112111;
 676     cpu->id_isar2 = 0x21232041;
 677     cpu->id_isar3 = 0x11112131;
 678     cpu->id_isar4 = 0x00111142;
 679     cpu->clidr = (1 << 27) | (1 << 24) | 3;
 680     cpu->ccsidr[0] = 0xe00fe015; /* 16k L1 dcache. */
 681     cpu->ccsidr[1] = 0x200fe015; /* 16k L1 icache. */
 682     define_arm_cp_regs(cpu, cortexa9_cp_reginfo);
 683 }
 684
 685 #ifndef CONFIG_USER_ONLY
 686 static uint64_t a15_l2ctlr_read(CPUARMState *env, const ARMCPRegInfo *ri)
 687 {
 688     /* Linux wants the number of processors from here.
 689      * Might as well set the interrupt-controller bit too.
 690      */
 691     return ((smp_cpus - 1) << 24) | (1 << 23);
 692 }
 693 #endif
 694
 695 static const ARMCPRegInfo cortexa15_cp_reginfo[] = {
 696 #ifndef CONFIG_USER_ONLY
 697     { .name = "L2CTLR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 2,
 698       .access = PL1_RW, .resetvalue = 0, .readfn = a15_l2ctlr_read,
 699       .writefn = arm_cp_write_ignore, },
 700 #endif
 701     { .name = "L2ECTLR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 3,
 702       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
 703     REGINFO_SENTINEL
 704 };
 705
 706 static void cortex_a15_initfn(Object *obj)
 707 {
 708     ARMCPU *cpu = ARM_CPU(obj);
 709
 710     cpu->dtb_compatible = "arm,cortex-a15";
 711     set_feature(&cpu->env, ARM_FEATURE_V7);
 712     set_feature(&cpu->env, ARM_FEATURE_VFP4);
 713     set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
 714     set_feature(&cpu->env, ARM_FEATURE_NEON);
 715     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
 716     set_feature(&cpu->env, ARM_FEATURE_ARM_DIV);
 717     set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
 718     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 719     set_feature(&cpu->env, ARM_FEATURE_CBAR);
 720     set_feature(&cpu->env, ARM_FEATURE_LPAE);
 721     cpu->kvm_target = QEMU_KVM_ARM_TARGET_CORTEX_A15;
 722     cpu->midr = 0x412fc0f1;
 723     cpu->reset_fpsid = 0x410430f0;
 724     cpu->mvfr0 = 0x10110222;
 725     cpu->mvfr1 = 0x11111111;
 726     cpu->ctr = 0x8444c004;
 727     cpu->reset_sctlr = 0x00c50078;
 728     cpu->id_pfr0 = 0x00001131;
 729     cpu->id_pfr1 = 0x00011011;
 730     cpu->id_dfr0 = 0x02010555;
 731     cpu->id_afr0 = 0x00000000;
 732     cpu->id_mmfr0 = 0x10201105;
 733     cpu->id_mmfr1 = 0x20000000;
 734     cpu->id_mmfr2 = 0x01240000;
 735     cpu->id_mmfr3 = 0x02102211;
 736     cpu->id_isar0 = 0x02101110;
 737     cpu->id_isar1 = 0x13112111;
 738     cpu->id_isar2 = 0x21232041;
 739     cpu->id_isar3 = 0x11112131;
 740     cpu->id_isar4 = 0x10011142;
 741     cpu->clidr = 0x0a200023;
 742     cpu->ccsidr[0] = 0x701fe00a; /* 32K L1 dcache */
 743     cpu->ccsidr[1] = 0x201fe00a; /* 32K L1 icache */
 744     cpu->ccsidr[2] = 0x711fe07a; /* 4096K L2 unified cache */
 745     define_arm_cp_regs(cpu, cortexa15_cp_reginfo);
 746 }
 747
 748 static void ti925t_initfn(Object *obj)
 749 {
 750     ARMCPU *cpu = ARM_CPU(obj);
 751     set_feature(&cpu->env, ARM_FEATURE_V4T);
 752     set_feature(&cpu->env, ARM_FEATURE_OMAPCP);
 753     cpu->midr = ARM_CPUID_TI925T;
 754     cpu->ctr = 0x5109149;
 755     cpu->reset_sctlr = 0x00000070;
 756 }
 757
 758 static void sa1100_initfn(Object *obj)
 759 {
 760     ARMCPU *cpu = ARM_CPU(obj);
 761
 762     cpu->dtb_compatible = "intel,sa1100";
 763     set_feature(&cpu->env, ARM_FEATURE_STRONGARM);
 764     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 765     cpu->midr = 0x4401A11B;
 766     cpu->reset_sctlr = 0x00000070;
 767 }
 768
 769 static void sa1110_initfn(Object *obj)
 770 {
 771     ARMCPU *cpu = ARM_CPU(obj);
 772     set_feature(&cpu->env, ARM_FEATURE_STRONGARM);
 773     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
 774     cpu->midr = 0x6901B119;
 775     cpu->reset_sctlr = 0x00000070;
 776 }
 777
 778 static void pxa250_initfn(Object *obj)
 779 {
 780     ARMCPU *cpu = ARM_CPU(obj);
 781
 782     cpu->dtb_compatible = "marvell,xscale";
 783     set_feature(&cpu->env, ARM_FEATURE_V5);
 784     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 785     cpu->midr = 0x69052100;
 786     cpu->ctr = 0xd172172;
 787     cpu->reset_sctlr = 0x00000078;
 788 }
 789
 790 static void pxa255_initfn(Object *obj)
 791 {
 792     ARMCPU *cpu = ARM_CPU(obj);
 793
 794     cpu->dtb_compatible = "marvell,xscale";
 795     set_feature(&cpu->env, ARM_FEATURE_V5);
 796     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 797     cpu->midr = 0x69052d00;
 798     cpu->ctr = 0xd172172;
 799     cpu->reset_sctlr = 0x00000078;
 800 }
 801
 802 static void pxa260_initfn(Object *obj)
 803 {
 804     ARMCPU *cpu = ARM_CPU(obj);
 805
 806     cpu->dtb_compatible = "marvell,xscale";
 807     set_feature(&cpu->env, ARM_FEATURE_V5);
 808     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 809     cpu->midr = 0x69052903;
 810     cpu->ctr = 0xd172172;
 811     cpu->reset_sctlr = 0x00000078;
 812 }
 813
 814 static void pxa261_initfn(Object *obj)
 815 {
 816     ARMCPU *cpu = ARM_CPU(obj);
 817
 818     cpu->dtb_compatible = "marvell,xscale";
 819     set_feature(&cpu->env, ARM_FEATURE_V5);
 820     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 821     cpu->midr = 0x69052d05;
 822     cpu->ctr = 0xd172172;
 823     cpu->reset_sctlr = 0x00000078;
 824 }
 825
 826 static void pxa262_initfn(Object *obj)
 827 {
 828     ARMCPU *cpu = ARM_CPU(obj);
 829
 830     cpu->dtb_compatible = "marvell,xscale";
 831     set_feature(&cpu->env, ARM_FEATURE_V5);
 832     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 833     cpu->midr = 0x69052d06;
 834     cpu->ctr = 0xd172172;
 835     cpu->reset_sctlr = 0x00000078;
 836 }
 837
 838 static void pxa270a0_initfn(Object *obj)
 839 {
 840     ARMCPU *cpu = ARM_CPU(obj);
 841
 842     cpu->dtb_compatible = "marvell,xscale";
 843     set_feature(&cpu->env, ARM_FEATURE_V5);
 844     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 845     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
 846     cpu->midr = 0x69054110;
 847     cpu->ctr = 0xd172172;
 848     cpu->reset_sctlr = 0x00000078;
 849 }
 850
 851 static void pxa270a1_initfn(Object *obj)
 852 {
 853     ARMCPU *cpu = ARM_CPU(obj);
 854
 855     cpu->dtb_compatible = "marvell,xscale";
 856     set_feature(&cpu->env, ARM_FEATURE_V5);
 857     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 858     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
 859     cpu->midr = 0x69054111;
 860     cpu->ctr = 0xd172172;
 861     cpu->reset_sctlr = 0x00000078;
 862 }
 863
 864 static void pxa270b0_initfn(Object *obj)
 865 {
 866     ARMCPU *cpu = ARM_CPU(obj);
 867
 868     cpu->dtb_compatible = "marvell,xscale";
 869     set_feature(&cpu->env, ARM_FEATURE_V5);
 870     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 871     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
 872     cpu->midr = 0x69054112;
 873     cpu->ctr = 0xd172172;
 874     cpu->reset_sctlr = 0x00000078;
 875 }
 876
 877 static void pxa270b1_initfn(Object *obj)
 878 {
 879     ARMCPU *cpu = ARM_CPU(obj);
 880
 881     cpu->dtb_compatible = "marvell,xscale";
 882     set_feature(&cpu->env, ARM_FEATURE_V5);
 883     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 884     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
 885     cpu->midr = 0x69054113;
 886     cpu->ctr = 0xd172172;
 887     cpu->reset_sctlr = 0x00000078;
 888 }
 889
 890 static void pxa270c0_initfn(Object *obj)
 891 {
 892     ARMCPU *cpu = ARM_CPU(obj);
 893
 894     cpu->dtb_compatible = "marvell,xscale";
 895     set_feature(&cpu->env, ARM_FEATURE_V5);
 896     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 897     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
 898     cpu->midr = 0x69054114;
 899     cpu->ctr = 0xd172172;
 900     cpu->reset_sctlr = 0x00000078;
 901 }
 902
 903 static void pxa270c5_initfn(Object *obj)
 904 {
 905     ARMCPU *cpu = ARM_CPU(obj);
 906
 907     cpu->dtb_compatible = "marvell,xscale";
 908     set_feature(&cpu->env, ARM_FEATURE_V5);
 909     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
 910     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
 911     cpu->midr = 0x69054117;
 912     cpu->ctr = 0xd172172;
 913     cpu->reset_sctlr = 0x00000078;
 914 }
 915
 916 #ifdef CONFIG_USER_ONLY
 917 static void arm_any_initfn(Object *obj)
 918 {
 919     ARMCPU *cpu = ARM_CPU(obj);
 920     set_feature(&cpu->env, ARM_FEATURE_V8);
 921     set_feature(&cpu->env, ARM_FEATURE_VFP4);
 922     set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
 923     set_feature(&cpu->env, ARM_FEATURE_NEON);
 924     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
 925     set_feature(&cpu->env, ARM_FEATURE_ARM_DIV);
 926     set_feature(&cpu->env, ARM_FEATURE_V7MP);
 927     set_feature(&cpu->env, ARM_FEATURE_CRC);
 928 #ifdef TARGET_AARCH64
 929     set_feature(&cpu->env, ARM_FEATURE_AARCH64);
 930 #endif
 931     cpu->midr = 0xffffffff;
 932 }
 933 #endif
 934
 935 #endif /* !defined(CONFIG_USER_ONLY) || !defined(TARGET_AARCH64) */
 936
 937 typedef struct ARMCPUInfo {
 938     const char *name;
 939     void (*initfn)(Object *obj);
 940     void (*class_init)(ObjectClass *oc, void *data);
 941 } ARMCPUInfo;
 942
 943 static const ARMCPUInfo arm_cpus[] = {
 944 #if !defined(CONFIG_USER_ONLY) || !defined(TARGET_AARCH64)
 945     { .name = "arm926",      .initfn = arm926_initfn },
 946     { .name = "arm946",      .initfn = arm946_initfn },
 947     { .name = "arm1026",     .initfn = arm1026_initfn },
 948     /* What QEMU calls "arm1136-r2" is actually the 1136 r0p2, i.e. an
 949      * older core than plain "arm1136". In particular this does not
 950      * have the v6K features.
 951      */
 952     { .name = "arm1136-r2",  .initfn = arm1136_r2_initfn },
 953     { .name = "arm1136",     .initfn = arm1136_initfn },
 954     { .name = "arm1176",     .initfn = arm1176_initfn },
 955     { .name = "arm11mpcore", .initfn = arm11mpcore_initfn },
 956     { .name = "cortex-m3",   .initfn = cortex_m3_initfn,
 957                              .class_init = arm_v7m_class_init },
 958     { .name = "cortex-a8",   .initfn = cortex_a8_initfn },
 959     { .name = "cortex-a9",   .initfn = cortex_a9_initfn },
 960     { .name = "cortex-a15",  .initfn = cortex_a15_initfn },
 961     { .name = "ti925t",      .initfn = ti925t_initfn },
 962     { .name = "sa1100",      .initfn = sa1100_initfn },
 963     { .name = "sa1110",      .initfn = sa1110_initfn },
 964     { .name = "pxa250",      .initfn = pxa250_initfn },
 965     { .name = "pxa255",      .initfn = pxa255_initfn },
 966     { .name = "pxa260",      .initfn = pxa260_initfn },
 967     { .name = "pxa261",      .initfn = pxa261_initfn },
 968     { .name = "pxa262",      .initfn = pxa262_initfn },
 969     /* "pxa270" is an alias for "pxa270-a0" */
 970     { .name = "pxa270",      .initfn = pxa270a0_initfn },
 971     { .name = "pxa270-a0",   .initfn = pxa270a0_initfn },
 972     { .name = "pxa270-a1",   .initfn = pxa270a1_initfn },
 973     { .name = "pxa270-b0",   .initfn = pxa270b0_initfn },
 974     { .name = "pxa270-b1",   .initfn = pxa270b1_initfn },
 975     { .name = "pxa270-c0",   .initfn = pxa270c0_initfn },
 976     { .name = "pxa270-c5",   .initfn = pxa270c5_initfn },
 977 #ifdef CONFIG_USER_ONLY
 978     { .name = "any",         .initfn = arm_any_initfn },
 979 #endif
 980 #endif
 981     { .name = NULL }
 982 };
 983
 984 static Property arm_cpu_properties[] = {
 985     DEFINE_PROP_BOOL("start-powered-off", ARMCPU, start_powered_off, false),
 986     DEFINE_PROP_UINT32("midr", ARMCPU, midr, 0),
 987     DEFINE_PROP_END_OF_LIST()
 988 };
 989
 990 static void arm_cpu_class_init(ObjectClass *oc, void *data)
 991 {
 992     ARMCPUClass *acc = ARM_CPU_CLASS(oc);
 993     CPUClass *cc = CPU_CLASS(acc);
 994     DeviceClass *dc = DEVICE_CLASS(oc);
 995
 996     acc->parent_realize = dc->realize;
 997     dc->realize = arm_cpu_realizefn;
 998     dc->props = arm_cpu_properties;
 999
1000     acc->parent_reset = cc->reset;
1001     cc->reset = arm_cpu_reset;
1002
1003     cc->class_by_name = arm_cpu_class_by_name;
1004     cc->do_interrupt = arm_cpu_do_interrupt;
1005     cc->dump_state = arm_cpu_dump_state;
1006     cc->set_pc = arm_cpu_set_pc;
1007     cc->gdb_read_register = arm_cpu_gdb_read_register;
1008     cc->gdb_write_register = arm_cpu_gdb_write_register;
1009 #ifndef CONFIG_USER_ONLY
1010     cc->get_phys_page_debug = arm_cpu_get_phys_page_debug;
1011     cc->vmsd = &vmstate_arm_cpu;
1012 #endif
1013     cc->gdb_num_core_regs = 26;
1014     cc->gdb_core_xml_file = "arm-core.xml";
1015 }
1016
1017 static void cpu_register(const ARMCPUInfo *info)
1018 {
1019     TypeInfo type_info = {
1020         .parent = TYPE_ARM_CPU,
1021         .instance_size = sizeof(ARMCPU),
1022         .instance_init = info->initfn,
1023         .class_size = sizeof(ARMCPUClass),
1024         .class_init = info->class_init,
1025     };
1026
1027     type_info.name = g_strdup_printf("%s-" TYPE_ARM_CPU, info->name);
1028     type_register(&type_info);
1029     g_free((void *)type_info.name);
1030 }
1031
1032 static const TypeInfo arm_cpu_type_info = {
1033     .name = TYPE_ARM_CPU,
1034     .parent = TYPE_CPU,
1035     .instance_size = sizeof(ARMCPU),
1036     .instance_init = arm_cpu_initfn,
1037     .instance_post_init = arm_cpu_post_init,
1038     .instance_finalize = arm_cpu_finalizefn,
1039     .abstract = true,
1040     .class_size = sizeof(ARMCPUClass),
1041     .class_init = arm_cpu_class_init,
1042 };
1043
1044 static void arm_cpu_register_types(void)
1045 {
1046     const ARMCPUInfo *info = arm_cpus;
1047
1048     type_register_static(&arm_cpu_type_info);
1049
1050     while (info->name) {
1051         cpu_register(info);
1052         info++;
1053     }
1054 }
1055
1056 type_init(arm_cpu_register_types)