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#include "hw/boards.h"
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void cpu_save(QEMUFile *f, void *opaque)
7
CPUARMState *env = (CPUARMState *)opaque;
9
for (i = 0; i < 16; i++) {
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qemu_put_be32(f, env->regs[i]);
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qemu_put_be32(f, cpsr_read(env));
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qemu_put_be32(f, env->spsr);
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for (i = 0; i < 6; i++) {
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qemu_put_be32(f, env->banked_spsr[i]);
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qemu_put_be32(f, env->banked_r13[i]);
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qemu_put_be32(f, env->banked_r14[i]);
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for (i = 0; i < 5; i++) {
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qemu_put_be32(f, env->usr_regs[i]);
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qemu_put_be32(f, env->fiq_regs[i]);
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qemu_put_be32(f, env->cp15.c0_cpuid);
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qemu_put_be32(f, env->cp15.c0_cssel);
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qemu_put_be32(f, env->cp15.c1_sys);
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qemu_put_be32(f, env->cp15.c1_coproc);
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qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
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qemu_put_be32(f, env->cp15.c1_scr);
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qemu_put_be32(f, env->cp15.c1_sedbg);
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qemu_put_be32(f, env->cp15.c1_nseac);
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qemu_put_be32(f, env->cp15.c2_base0);
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qemu_put_be32(f, env->cp15.c2_base0_hi);
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qemu_put_be32(f, env->cp15.c2_base1);
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qemu_put_be32(f, env->cp15.c2_base1_hi);
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qemu_put_be32(f, env->cp15.c2_control);
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qemu_put_be32(f, env->cp15.c2_mask);
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qemu_put_be32(f, env->cp15.c2_base_mask);
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qemu_put_be32(f, env->cp15.c2_data);
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qemu_put_be32(f, env->cp15.c2_insn);
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qemu_put_be32(f, env->cp15.c3);
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qemu_put_be32(f, env->cp15.c5_insn);
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qemu_put_be32(f, env->cp15.c5_data);
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for (i = 0; i < 8; i++) {
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qemu_put_be32(f, env->cp15.c6_region[i]);
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qemu_put_be32(f, env->cp15.c6_insn);
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qemu_put_be32(f, env->cp15.c6_data);
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qemu_put_be32(f, env->cp15.c7_par);
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qemu_put_be32(f, env->cp15.c7_par_hi);
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qemu_put_be32(f, env->cp15.c9_insn);
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qemu_put_be32(f, env->cp15.c9_data);
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qemu_put_be32(f, env->cp15.c9_pmcr);
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qemu_put_be32(f, env->cp15.c9_pmcnten);
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qemu_put_be32(f, env->cp15.c9_pmovsr);
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qemu_put_be32(f, env->cp15.c9_pmxevtyper);
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qemu_put_be32(f, env->cp15.c9_pmuserenr);
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qemu_put_be32(f, env->cp15.c9_pminten);
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qemu_put_be32(f, env->cp15.c13_fcse);
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qemu_put_be32(f, env->cp15.c13_context);
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qemu_put_be32(f, env->cp15.c13_tls1);
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qemu_put_be32(f, env->cp15.c13_tls2);
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qemu_put_be32(f, env->cp15.c13_tls3);
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qemu_put_be32(f, env->cp15.c15_cpar);
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qemu_put_be32(f, env->cp15.c15_power_control);
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qemu_put_be32(f, env->cp15.c15_diagnostic);
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qemu_put_be32(f, env->cp15.c15_power_diagnostic);
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qemu_put_be64(f, env->features);
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if (arm_feature(env, ARM_FEATURE_VFP)) {
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for (i = 0; i < 16; i++) {
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u.d = env->vfp.regs[i];
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qemu_put_be32(f, u.l.upper);
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qemu_put_be32(f, u.l.lower);
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for (i = 0; i < 16; i++) {
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qemu_put_be32(f, env->vfp.xregs[i]);
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/* TODO: Should use proper FPSCR access functions. */
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qemu_put_be32(f, env->vfp.vec_len);
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qemu_put_be32(f, env->vfp.vec_stride);
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if (arm_feature(env, ARM_FEATURE_VFP3)) {
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for (i = 16; i < 32; i++) {
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u.d = env->vfp.regs[i];
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qemu_put_be32(f, u.l.upper);
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qemu_put_be32(f, u.l.lower);
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if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
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for (i = 0; i < 16; i++) {
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qemu_put_be64(f, env->iwmmxt.regs[i]);
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for (i = 0; i < 16; i++) {
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qemu_put_be32(f, env->iwmmxt.cregs[i]);
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if (arm_feature(env, ARM_FEATURE_M)) {
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qemu_put_be32(f, env->v7m.other_sp);
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qemu_put_be32(f, env->v7m.vecbase);
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qemu_put_be32(f, env->v7m.basepri);
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qemu_put_be32(f, env->v7m.control);
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qemu_put_be32(f, env->v7m.current_sp);
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qemu_put_be32(f, env->v7m.exception);
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if (arm_feature(env, ARM_FEATURE_THUMB2EE)) {
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qemu_put_be32(f, env->teecr);
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qemu_put_be32(f, env->teehbr);
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int cpu_load(QEMUFile *f, void *opaque, int version_id)
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CPUARMState *env = (CPUARMState *)opaque;
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if (version_id != CPU_SAVE_VERSION)
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for (i = 0; i < 16; i++) {
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env->regs[i] = qemu_get_be32(f);
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val = qemu_get_be32(f);
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/* Avoid mode switch when restoring CPSR. */
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static bool vfp_needed(void *opaque)
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CPUARMState *env = &cpu->env;
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return arm_feature(env, ARM_FEATURE_VFP);
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static int get_fpscr(QEMUFile *f, void *opaque, size_t size)
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CPUARMState *env = &cpu->env;
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uint32_t val = qemu_get_be32(f);
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vfp_set_fpscr(env, val);
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static void put_fpscr(QEMUFile *f, void *opaque, size_t size)
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CPUARMState *env = &cpu->env;
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qemu_put_be32(f, vfp_get_fpscr(env));
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static const VMStateInfo vmstate_fpscr = {
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static const VMStateDescription vmstate_vfp = {
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.minimum_version_id = 2,
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.minimum_version_id_old = 2,
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.fields = (VMStateField[]) {
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VMSTATE_FLOAT64_ARRAY(env.vfp.regs, ARMCPU, 32),
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/* The xregs array is a little awkward because element 1 (FPSCR)
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* requires a specific accessor, so we have to split it up in
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VMSTATE_UINT32(env.vfp.xregs[0], ARMCPU),
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VMSTATE_UINT32_SUB_ARRAY(env.vfp.xregs, ARMCPU, 2, 14),
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.size = sizeof(uint32_t),
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.info = &vmstate_fpscr,
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static bool iwmmxt_needed(void *opaque)
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CPUARMState *env = &cpu->env;
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return arm_feature(env, ARM_FEATURE_IWMMXT);
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static const VMStateDescription vmstate_iwmmxt = {
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.minimum_version_id = 1,
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.minimum_version_id_old = 1,
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.fields = (VMStateField[]) {
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VMSTATE_UINT64_ARRAY(env.iwmmxt.regs, ARMCPU, 16),
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VMSTATE_UINT32_ARRAY(env.iwmmxt.cregs, ARMCPU, 16),
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static bool m_needed(void *opaque)
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CPUARMState *env = &cpu->env;
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return arm_feature(env, ARM_FEATURE_M);
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const VMStateDescription vmstate_m = {
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.minimum_version_id = 1,
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.minimum_version_id_old = 1,
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.fields = (VMStateField[]) {
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VMSTATE_UINT32(env.v7m.other_sp, ARMCPU),
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VMSTATE_UINT32(env.v7m.vecbase, ARMCPU),
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VMSTATE_UINT32(env.v7m.basepri, ARMCPU),
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VMSTATE_UINT32(env.v7m.control, ARMCPU),
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VMSTATE_INT32(env.v7m.current_sp, ARMCPU),
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VMSTATE_INT32(env.v7m.exception, ARMCPU),
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VMSTATE_END_OF_LIST()
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static bool thumb2ee_needed(void *opaque)
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ARMCPU *cpu = opaque;
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CPUARMState *env = &cpu->env;
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return arm_feature(env, ARM_FEATURE_THUMB2EE);
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static const VMStateDescription vmstate_thumb2ee = {
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.name = "cpu/thumb2ee",
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.minimum_version_id = 1,
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.minimum_version_id_old = 1,
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.fields = (VMStateField[]) {
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VMSTATE_UINT32(env.teecr, ARMCPU),
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VMSTATE_UINT32(env.teehbr, ARMCPU),
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VMSTATE_END_OF_LIST()
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static int get_cpsr(QEMUFile *f, void *opaque, size_t size)
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ARMCPU *cpu = opaque;
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CPUARMState *env = &cpu->env;
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uint32_t val = qemu_get_be32(f);
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/* Avoid mode switch when restoring CPSR */
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env->uncached_cpsr = val & CPSR_M;
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cpsr_write(env, val, 0xffffffff);
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env->spsr = qemu_get_be32(f);
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for (i = 0; i < 6; i++) {
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env->banked_spsr[i] = qemu_get_be32(f);
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env->banked_r13[i] = qemu_get_be32(f);
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env->banked_r14[i] = qemu_get_be32(f);
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for (i = 0; i < 5; i++) {
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env->usr_regs[i] = qemu_get_be32(f);
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env->fiq_regs[i] = qemu_get_be32(f);
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env->cp15.c0_cpuid = qemu_get_be32(f);
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env->cp15.c0_cssel = qemu_get_be32(f);
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env->cp15.c1_sys = qemu_get_be32(f);
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env->cp15.c1_coproc = qemu_get_be32(f);
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env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
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env->cp15.c1_scr = qemu_get_be32(f);
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env->cp15.c1_sedbg = qemu_get_be32(f);
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env->cp15.c1_nseac = qemu_get_be32(f);
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env->cp15.c2_base0 = qemu_get_be32(f);
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env->cp15.c2_base0_hi = qemu_get_be32(f);
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env->cp15.c2_base1 = qemu_get_be32(f);
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env->cp15.c2_base1_hi = qemu_get_be32(f);
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env->cp15.c2_control = qemu_get_be32(f);
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env->cp15.c2_mask = qemu_get_be32(f);
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env->cp15.c2_base_mask = qemu_get_be32(f);
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env->cp15.c2_data = qemu_get_be32(f);
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env->cp15.c2_insn = qemu_get_be32(f);
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env->cp15.c3 = qemu_get_be32(f);
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env->cp15.c5_insn = qemu_get_be32(f);
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env->cp15.c5_data = qemu_get_be32(f);
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for (i = 0; i < 8; i++) {
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env->cp15.c6_region[i] = qemu_get_be32(f);
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env->cp15.c6_insn = qemu_get_be32(f);
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env->cp15.c6_data = qemu_get_be32(f);
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env->cp15.c7_par = qemu_get_be32(f);
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env->cp15.c7_par_hi = qemu_get_be32(f);
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env->cp15.c9_insn = qemu_get_be32(f);
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env->cp15.c9_data = qemu_get_be32(f);
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env->cp15.c9_pmcr = qemu_get_be32(f);
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env->cp15.c9_pmcnten = qemu_get_be32(f);
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env->cp15.c9_pmovsr = qemu_get_be32(f);
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env->cp15.c9_pmxevtyper = qemu_get_be32(f);
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env->cp15.c9_pmuserenr = qemu_get_be32(f);
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env->cp15.c9_pminten = qemu_get_be32(f);
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env->cp15.c13_fcse = qemu_get_be32(f);
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env->cp15.c13_context = qemu_get_be32(f);
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env->cp15.c13_tls1 = qemu_get_be32(f);
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env->cp15.c13_tls2 = qemu_get_be32(f);
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env->cp15.c13_tls3 = qemu_get_be32(f);
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env->cp15.c15_cpar = qemu_get_be32(f);
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env->cp15.c15_power_control = qemu_get_be32(f);
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env->cp15.c15_diagnostic = qemu_get_be32(f);
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env->cp15.c15_power_diagnostic = qemu_get_be32(f);
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env->features = qemu_get_be64(f);
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if (arm_feature(env, ARM_FEATURE_VFP)) {
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for (i = 0; i < 16; i++) {
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u.l.upper = qemu_get_be32(f);
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u.l.lower = qemu_get_be32(f);
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env->vfp.regs[i] = u.d;
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for (i = 0; i < 16; i++) {
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env->vfp.xregs[i] = qemu_get_be32(f);
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/* TODO: Should use proper FPSCR access functions. */
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env->vfp.vec_len = qemu_get_be32(f);
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env->vfp.vec_stride = qemu_get_be32(f);
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if (arm_feature(env, ARM_FEATURE_VFP3)) {
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for (i = 16; i < 32; i++) {
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u.l.upper = qemu_get_be32(f);
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u.l.lower = qemu_get_be32(f);
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env->vfp.regs[i] = u.d;
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if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
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for (i = 0; i < 16; i++) {
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env->iwmmxt.regs[i] = qemu_get_be64(f);
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for (i = 0; i < 16; i++) {
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env->iwmmxt.cregs[i] = qemu_get_be32(f);
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if (arm_feature(env, ARM_FEATURE_M)) {
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env->v7m.other_sp = qemu_get_be32(f);
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env->v7m.vecbase = qemu_get_be32(f);
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env->v7m.basepri = qemu_get_be32(f);
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env->v7m.control = qemu_get_be32(f);
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env->v7m.current_sp = qemu_get_be32(f);
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env->v7m.exception = qemu_get_be32(f);
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if (arm_feature(env, ARM_FEATURE_THUMB2EE)) {
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env->teecr = qemu_get_be32(f);
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env->teehbr = qemu_get_be32(f);
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static void put_cpsr(QEMUFile *f, void *opaque, size_t size)
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ARMCPU *cpu = opaque;
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CPUARMState *env = &cpu->env;
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qemu_put_be32(f, cpsr_read(env));
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static const VMStateInfo vmstate_cpsr = {
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const VMStateDescription vmstate_arm_cpu = {
154
.minimum_version_id = 12,
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.minimum_version_id_old = 12,
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.fields = (VMStateField[]) {
157
VMSTATE_UINT32_ARRAY(env.regs, ARMCPU, 16),
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.size = sizeof(uint32_t),
162
.info = &vmstate_cpsr,
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VMSTATE_UINT32(env.spsr, ARMCPU),
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VMSTATE_UINT32_ARRAY(env.banked_spsr, ARMCPU, 7),
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VMSTATE_UINT32_ARRAY(env.banked_r13, ARMCPU, 7),
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VMSTATE_UINT32_ARRAY(env.banked_r14, ARMCPU, 7),
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VMSTATE_UINT32_ARRAY(env.usr_regs, ARMCPU, 5),
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VMSTATE_UINT32_ARRAY(env.fiq_regs, ARMCPU, 5),
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VMSTATE_UINT32(env.cp15.c0_cpuid, ARMCPU),
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VMSTATE_UINT32(env.cp15.c0_cssel, ARMCPU),
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VMSTATE_UINT32(env.cp15.c1_sys, ARMCPU),
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VMSTATE_UINT32(env.cp15.c1_coproc, ARMCPU),
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VMSTATE_UINT32(env.cp15.c1_xscaleauxcr, ARMCPU),
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VMSTATE_UINT32(env.cp15.c1_scr, ARMCPU),
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VMSTATE_UINT32(env.cp15.c1_sedbg, ARMCPU),
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VMSTATE_UINT32(env.cp15.c1_nseac, ARMCPU),
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VMSTATE_UINT32(env.cp15.c2_base0, ARMCPU),
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VMSTATE_UINT32(env.cp15.c2_base0_hi, ARMCPU),
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VMSTATE_UINT32(env.cp15.c2_base1, ARMCPU),
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VMSTATE_UINT32(env.cp15.c2_base1_hi, ARMCPU),
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VMSTATE_UINT32(env.cp15.c2_control, ARMCPU),
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VMSTATE_UINT32(env.cp15.c2_mask, ARMCPU),
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VMSTATE_UINT32(env.cp15.c2_base_mask, ARMCPU),
187
VMSTATE_UINT32(env.cp15.c2_data, ARMCPU),
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VMSTATE_UINT32(env.cp15.c2_insn, ARMCPU),
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VMSTATE_UINT32(env.cp15.c3, ARMCPU),
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VMSTATE_UINT32(env.cp15.c5_insn, ARMCPU),
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VMSTATE_UINT32(env.cp15.c5_data, ARMCPU),
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VMSTATE_UINT32_ARRAY(env.cp15.c6_region, ARMCPU, 8),
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VMSTATE_UINT32(env.cp15.c6_insn, ARMCPU),
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VMSTATE_UINT32(env.cp15.c6_data, ARMCPU),
195
VMSTATE_UINT32(env.cp15.c7_par, ARMCPU),
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VMSTATE_UINT32(env.cp15.c7_par_hi, ARMCPU),
197
VMSTATE_UINT32(env.cp15.c9_insn, ARMCPU),
198
VMSTATE_UINT32(env.cp15.c9_data, ARMCPU),
199
VMSTATE_UINT32(env.cp15.c9_pmcr, ARMCPU),
200
VMSTATE_UINT32(env.cp15.c9_pmcnten, ARMCPU),
201
VMSTATE_UINT32(env.cp15.c9_pmovsr, ARMCPU),
202
VMSTATE_UINT32(env.cp15.c9_pmxevtyper, ARMCPU),
203
VMSTATE_UINT32(env.cp15.c9_pmuserenr, ARMCPU),
204
VMSTATE_UINT32(env.cp15.c9_pminten, ARMCPU),
205
VMSTATE_UINT32(env.cp15.c13_fcse, ARMCPU),
206
VMSTATE_UINT32(env.cp15.c13_context, ARMCPU),
207
VMSTATE_UINT32(env.cp15.c13_tls1, ARMCPU),
208
VMSTATE_UINT32(env.cp15.c13_tls2, ARMCPU),
209
VMSTATE_UINT32(env.cp15.c13_tls3, ARMCPU),
210
VMSTATE_UINT32(env.cp15.c15_cpar, ARMCPU),
211
VMSTATE_UINT32(env.cp15.c15_ticonfig, ARMCPU),
212
VMSTATE_UINT32(env.cp15.c15_i_max, ARMCPU),
213
VMSTATE_UINT32(env.cp15.c15_i_min, ARMCPU),
214
VMSTATE_UINT32(env.cp15.c15_threadid, ARMCPU),
215
VMSTATE_UINT32(env.cp15.c15_power_control, ARMCPU),
216
VMSTATE_UINT32(env.cp15.c15_diagnostic, ARMCPU),
217
VMSTATE_UINT32(env.cp15.c15_power_diagnostic, ARMCPU),
218
VMSTATE_UINT32(env.exclusive_addr, ARMCPU),
219
VMSTATE_UINT32(env.exclusive_val, ARMCPU),
220
VMSTATE_UINT32(env.exclusive_high, ARMCPU),
221
VMSTATE_UINT64(env.features, ARMCPU),
222
VMSTATE_END_OF_LIST()
224
.subsections = (VMStateSubsection[]) {
226
.vmsd = &vmstate_vfp,
227
.needed = vfp_needed,
229
.vmsd = &vmstate_iwmmxt,
230
.needed = iwmmxt_needed,
235
.vmsd = &vmstate_thumb2ee,
236
.needed = thumb2ee_needed,