/* CPUClass:reset() */
static void s390_cpu_full_reset(CPUState *s)
{
S390CPU *cpu = S390_CPU(s);
S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);
CPUS390XState *env = &cpu->env;
int i;
scc->parent_reset(s);
cpu->env.sigp_order = 0;
s390_cpu_set_state(CPU_STATE_STOPPED, cpu);
memset(env, 0, offsetof(CPUS390XState, end_reset_fields));
/* architectured initial values for CR 0 and 14 */
env->cregs[0] = CR0_RESET;
env->cregs[14] = CR14_RESET;
/* architectured initial value for Breaking-Event-Address register */
env->gbea = 1;
env->pfault_token = -1UL;
env->ext_index = -1;
for (i = 0; i < ARRAY_SIZE(env->io_index); i++) {
env->io_index[i] = -1;
}
/* tininess for underflow is detected before rounding */
set_float_detect_tininess(float_tininess_before_rounding,
&env->fpu_status);
/* Reset state inside the kernel that we cannot access yet from QEMU. */
if (kvm_enabled()) {
kvm_s390_reset_vcpu(cpu);
}
}
/* S390CPUClass::initial_reset() */
static void s390_cpu_initial_reset(CPUState *s)
{
S390CPU *cpu = S390_CPU(s);
CPUS390XState *env = &cpu->env;
int i;
s390_cpu_reset(s);
/* initial reset does not touch regs,fregs and aregs */
memset(&env->fpc, 0, offsetof(CPUS390XState, cpu_num) -
offsetof(CPUS390XState, fpc));
/* architectured initial values for CR 0 and 14 */
env->cregs[0] = CR0_RESET;
env->cregs[14] = CR14_RESET;
/* architectured initial value for Breaking-Event-Address register */
env->gbea = 1;
env->pfault_token = -1UL;
env->ext_index = -1;
for (i = 0; i < ARRAY_SIZE(env->io_index); i++) {
env->io_index[i] = -1;
}
/* tininess for underflow is detected before rounding */
set_float_detect_tininess(float_tininess_before_rounding,
&env->fpu_status);
/* Reset state inside the kernel that we cannot access yet from QEMU. */
if (kvm_enabled()) {
kvm_s390_reset_vcpu(cpu);
}
tlb_flush(s, 1);
}
/* CPUClass:reset() */
static void s390_cpu_full_reset(CPUState *s)
{
S390CPU *cpu = S390_CPU(s);
S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);
CPUS390XState *env = &cpu->env;
s390_del_running_cpu(cpu);
scc->parent_reset(s);
memset(env, 0, offsetof(CPUS390XState, cpu_num));
/* architectured initial values for CR 0 and 14 */
env->cregs[0] = CR0_RESET;
env->cregs[14] = CR14_RESET;
env->pfault_token = -1UL;
/* set halted to 1 to make sure we can add the cpu in
* s390_ipl_cpu code, where CPUState::halted is set back to 0
* after incrementing the cpu counter */
#if !defined(CONFIG_USER_ONLY)
s->halted = 1;
if (kvm_enabled()) {
kvm_s390_reset_vcpu(cpu);
}
#endif
tlb_flush(s, 1);
}
