#if defined(CPU_SAVE_VERSION) && !defined(CONFIG_USER_ONLY)
-static void cpu_common_pre_save(void *opaque)
-{
- CPUState *env = opaque;
-
- cpu_synchronize_state(env);
-}
-
-static int cpu_common_pre_load(void *opaque)
-{
- CPUState *env = opaque;
-
- cpu_synchronize_state(env);
- return 0;
-}
-
static int cpu_common_post_load(void *opaque, int version_id)
{
CPUState *env = opaque;
.version_id = 1,
.minimum_version_id = 1,
.minimum_version_id_old = 1,
- .pre_save = cpu_common_pre_save,
- .pre_load = cpu_common_pre_load,
.post_load = cpu_common_post_load,
.fields = (VMStateField []) {
VMSTATE_UINT32(halted, CPUState),
APICState *s = opaque;
int bsp;
- cpu_synchronize_state(s->cpu_env);
-
bsp = cpu_is_bsp(s->cpu_env);
s->apicbase = 0xfee00000 |
(bsp ? MSR_IA32_APICBASE_BSP : 0) | MSR_IA32_APICBASE_ENABLE;
envs[i] = env;
}
- /* Make sure all register sets take effect */
- cpu_synchronize_state(env);
-
/* allocate RAM */
ram_offset = qemu_ram_alloc(ram_size);
cpu_register_physical_memory(0, ram_size, ram_offset);
envs[i] = env;
}
- /* Make sure all register sets take effect */
- cpu_synchronize_state(env);
-
/* allocate RAM */
if (ram_size > (2047 << 20)) {
fprintf(stderr,
exit(1);
}
- cpu_synchronize_state(env);
env->psw.addr = KERN_IMAGE_START;
env->psw.mask = 0x0000000180000000ULL;
}
CPUState *env = opaque;
kvm_arch_reset_vcpu(env);
- if (kvm_arch_put_registers(env)) {
- fprintf(stderr, "Fatal: kvm vcpu reset failed\n");
- abort();
- }
}
int kvm_irqchip_in_kernel(void)
if (ret == 0) {
qemu_register_reset(kvm_reset_vcpu, env);
kvm_arch_reset_vcpu(env);
- ret = kvm_arch_put_registers(env);
}
err:
return ret;
}
}
+void kvm_cpu_synchronize_post_reset(CPUState *env)
+{
+ kvm_arch_put_registers(env, KVM_PUT_RESET_STATE);
+ env->kvm_vcpu_dirty = 0;
+}
+
+void kvm_cpu_synchronize_post_init(CPUState *env)
+{
+ kvm_arch_put_registers(env, KVM_PUT_FULL_STATE);
+ env->kvm_vcpu_dirty = 0;
+}
+
int kvm_cpu_exec(CPUState *env)
{
struct kvm_run *run = env->kvm_run;
#endif
if (env->kvm_vcpu_dirty) {
- kvm_arch_put_registers(env);
+ kvm_arch_put_registers(env, KVM_PUT_RUNTIME_STATE);
env->kvm_vcpu_dirty = 0;
}
int kvm_arch_get_registers(CPUState *env);
-int kvm_arch_put_registers(CPUState *env);
+/* state subset only touched by the VCPU itself during runtime */
+#define KVM_PUT_RUNTIME_STATE 1
+/* state subset modified during VCPU reset */
+#define KVM_PUT_RESET_STATE 2
+/* full state set, modified during initialization or on vmload */
+#define KVM_PUT_FULL_STATE 3
+
+int kvm_arch_put_registers(CPUState *env, int level);
int kvm_arch_init(KVMState *s, int smp_cpus);
uint32_t kvm_arch_get_supported_cpuid(CPUState *env, uint32_t function,
int reg);
void kvm_cpu_synchronize_state(CPUState *env);
+void kvm_cpu_synchronize_post_reset(CPUState *env);
+void kvm_cpu_synchronize_post_init(CPUState *env);
/* generic hooks - to be moved/refactored once there are more users */
}
}
+static inline void cpu_synchronize_post_reset(CPUState *env)
+{
+ if (kvm_enabled()) {
+ kvm_cpu_synchronize_post_reset(env);
+ }
+}
+
+static inline void cpu_synchronize_post_init(CPUState *env)
+{
+ if (kvm_enabled()) {
+ kvm_cpu_synchronize_post_init(env);
+ }
+}
+
#endif
{
SaveStateEntry *se;
+ cpu_synchronize_all_states();
+
QTAILQ_FOREACH(se, &savevm_handlers, entry) {
if (se->save_live_state == NULL)
continue;
}
}
+ cpu_synchronize_all_post_init();
+
ret = 0;
out:
void do_delvm(Monitor *mon, const QDict *qdict);
void do_info_snapshots(Monitor *mon);
+void cpu_synchronize_all_states(void);
+void cpu_synchronize_all_post_reset(void);
+void cpu_synchronize_all_post_init(void);
+
void qemu_announce_self(void);
void main_loop_wait(int timeout);
return ret;
}
-int kvm_arch_put_registers(CPUState *env)
+int kvm_arch_put_registers(CPUState *env, int level)
{
int ret;
CPUState *env = opaque;
int i;
- cpu_synchronize_state(env);
-
/* FPU */
env->fpus_vmstate = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
env->fptag_vmstate = 0;
#endif
}
-static int cpu_pre_load(void *opaque)
-{
- CPUState *env = opaque;
-
- cpu_synchronize_state(env);
- return 0;
-}
-
static int cpu_post_load(void *opaque, int version_id)
{
CPUState *env = opaque;
.minimum_version_id = 3,
.minimum_version_id_old = 3,
.pre_save = cpu_pre_save,
- .pre_load = cpu_pre_load,
.post_load = cpu_post_load,
.fields = (VMStateField []) {
VMSTATE_UINTTL_ARRAY(regs, CPUState, CPU_NB_REGS),
{
}
-int kvm_arch_put_registers(CPUState *env)
+int kvm_arch_put_registers(CPUState *env, int level)
{
struct kvm_regs regs;
int ret;
CPUState *env = (CPUState *)opaque;
unsigned int i, j;
- cpu_synchronize_state(env);
-
for (i = 0; i < 32; i++)
qemu_put_betls(f, &env->gpr[i]);
#if !defined(TARGET_PPC64)
CPUState *env = (CPUState *)opaque;
unsigned int i, j;
- cpu_synchronize_state(env);
-
for (i = 0; i < 32; i++)
qemu_get_betls(f, &env->gpr[i]);
#if !defined(TARGET_PPC64)
/* FIXME: add code to reset vcpu. */
}
-int kvm_arch_put_registers(CPUState *env)
+int kvm_arch_put_registers(CPUState *env, int level)
{
struct kvm_regs regs;
int ret;
cpu_synchronize_state(env);
r = s390_virtio_hypercall(env);
- kvm_arch_put_registers(env);
return r;
}
qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
}
+void cpu_synchronize_all_states(void)
+{
+ CPUState *cpu;
+
+ for (cpu = first_cpu; cpu; cpu = cpu->next_cpu) {
+ cpu_synchronize_state(cpu);
+ }
+}
+
+void cpu_synchronize_all_post_reset(void)
+{
+ CPUState *cpu;
+
+ for (cpu = first_cpu; cpu; cpu = cpu->next_cpu) {
+ cpu_synchronize_post_reset(cpu);
+ }
+}
+
+void cpu_synchronize_all_post_init(void)
+{
+ CPUState *cpu;
+
+ for (cpu = first_cpu; cpu; cpu = cpu->next_cpu) {
+ cpu_synchronize_post_init(cpu);
+ }
+}
+
struct vm_change_state_entry {
VMChangeStateHandler *cb;
void *opaque;
QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
re->func(re->opaque);
}
+ cpu_synchronize_all_post_reset();
}
void qemu_system_reset_request(void)
machine->init(ram_size, boot_devices,
kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
+ cpu_synchronize_all_post_init();
#ifndef _WIN32
/* must be after terminal init, SDL library changes signal handlers */