diff options
Diffstat (limited to 'cpus.c')
| -rw-r--r-- | cpus.c | 167 |
1 files changed, 86 insertions, 81 deletions
@@ -60,7 +60,7 @@ #endif /* CONFIG_LINUX */ -static CPUArchState *next_cpu; +static CPUState *next_cpu; static bool cpu_thread_is_idle(CPUState *cpu) { @@ -79,10 +79,10 @@ static bool cpu_thread_is_idle(CPUState *cpu) static bool all_cpu_threads_idle(void) { - CPUArchState *env; + CPUState *cpu; - for (env = first_cpu; env != NULL; env = env->next_cpu) { - if (!cpu_thread_is_idle(ENV_GET_CPU(env))) { + for (cpu = first_cpu; cpu != NULL; cpu = cpu->next_cpu) { + if (!cpu_thread_is_idle(cpu)) { return false; } } @@ -118,10 +118,11 @@ TimersState timers_state; int64_t cpu_get_icount(void) { int64_t icount; - CPUArchState *env = cpu_single_env; + CPUState *cpu = current_cpu; icount = qemu_icount; - if (env) { + if (cpu) { + CPUArchState *env = cpu->env_ptr; if (!can_do_io(env)) { fprintf(stderr, "Bad clock read\n"); } @@ -387,15 +388,13 @@ void configure_icount(const char *option) void hw_error(const char *fmt, ...) { va_list ap; - CPUArchState *env; CPUState *cpu; va_start(ap, fmt); fprintf(stderr, "qemu: hardware error: "); vfprintf(stderr, fmt, ap); fprintf(stderr, "\n"); - for (env = first_cpu; env != NULL; env = env->next_cpu) { - cpu = ENV_GET_CPU(env); + for (cpu = first_cpu; cpu != NULL; cpu = cpu->next_cpu) { fprintf(stderr, "CPU #%d:\n", cpu->cpu_index); cpu_dump_state(cpu, stderr, fprintf, CPU_DUMP_FPU); } @@ -405,28 +404,28 @@ void hw_error(const char *fmt, ...) void cpu_synchronize_all_states(void) { - CPUArchState *env; + CPUState *cpu; - for (env = first_cpu; env; env = env->next_cpu) { - cpu_synchronize_state(ENV_GET_CPU(env)); + for (cpu = first_cpu; cpu; cpu = cpu->next_cpu) { + cpu_synchronize_state(cpu); } } void cpu_synchronize_all_post_reset(void) { - CPUArchState *cpu; + CPUState *cpu; for (cpu = first_cpu; cpu; cpu = cpu->next_cpu) { - cpu_synchronize_post_reset(ENV_GET_CPU(cpu)); + cpu_synchronize_post_reset(cpu); } } void cpu_synchronize_all_post_init(void) { - CPUArchState *cpu; + CPUState *cpu; for (cpu = first_cpu; cpu; cpu = cpu->next_cpu) { - cpu_synchronize_post_init(ENV_GET_CPU(cpu)); + cpu_synchronize_post_init(cpu); } } @@ -468,8 +467,8 @@ static void cpu_handle_guest_debug(CPUState *cpu) static void cpu_signal(int sig) { - if (cpu_single_env) { - cpu_exit(ENV_GET_CPU(cpu_single_env)); + if (current_cpu) { + cpu_exit(current_cpu); } exit_request = 1; } @@ -660,10 +659,10 @@ void run_on_cpu(CPUState *cpu, void (*func)(void *data), void *data) qemu_cpu_kick(cpu); while (!wi.done) { - CPUArchState *self_env = cpu_single_env; + CPUState *self_cpu = current_cpu; qemu_cond_wait(&qemu_work_cond, &qemu_global_mutex); - cpu_single_env = self_env; + current_cpu = self_cpu; } } @@ -697,7 +696,7 @@ static void qemu_wait_io_event_common(CPUState *cpu) static void qemu_tcg_wait_io_event(void) { - CPUArchState *env; + CPUState *cpu; while (all_cpu_threads_idle()) { /* Start accounting real time to the virtual clock if the CPUs @@ -710,8 +709,8 @@ static void qemu_tcg_wait_io_event(void) qemu_cond_wait(&qemu_io_proceeded_cond, &qemu_global_mutex); } - for (env = first_cpu; env != NULL; env = env->next_cpu) { - qemu_wait_io_event_common(ENV_GET_CPU(env)); + for (cpu = first_cpu; cpu != NULL; cpu = cpu->next_cpu) { + qemu_wait_io_event_common(cpu); } } @@ -733,7 +732,7 @@ static void *qemu_kvm_cpu_thread_fn(void *arg) qemu_mutex_lock(&qemu_global_mutex); qemu_thread_get_self(cpu->thread); cpu->thread_id = qemu_get_thread_id(); - cpu_single_env = cpu->env_ptr; + current_cpu = cpu; r = kvm_init_vcpu(cpu); if (r < 0) { @@ -781,9 +780,9 @@ static void *qemu_dummy_cpu_thread_fn(void *arg) cpu->created = true; qemu_cond_signal(&qemu_cpu_cond); - cpu_single_env = cpu->env_ptr; + current_cpu = cpu; while (1) { - cpu_single_env = NULL; + current_cpu = NULL; qemu_mutex_unlock_iothread(); do { int sig; @@ -794,7 +793,7 @@ static void *qemu_dummy_cpu_thread_fn(void *arg) exit(1); } qemu_mutex_lock_iothread(); - cpu_single_env = cpu->env_ptr; + current_cpu = cpu; qemu_wait_io_event_common(cpu); } @@ -813,7 +812,6 @@ static void tcg_signal_cpu_creation(CPUState *cpu, void *data) static void *qemu_tcg_cpu_thread_fn(void *arg) { CPUState *cpu = arg; - CPUArchState *env; qemu_tcg_init_cpu_signals(); qemu_thread_get_self(cpu->thread); @@ -823,12 +821,12 @@ static void *qemu_tcg_cpu_thread_fn(void *arg) qemu_cond_signal(&qemu_cpu_cond); /* wait for initial kick-off after machine start */ - while (ENV_GET_CPU(first_cpu)->stopped) { + while (first_cpu->stopped) { qemu_cond_wait(tcg_halt_cond, &qemu_global_mutex); /* process any pending work */ - for (env = first_cpu; env != NULL; env = env->next_cpu) { - qemu_wait_io_event_common(ENV_GET_CPU(env)); + for (cpu = first_cpu; cpu != NULL; cpu = cpu->next_cpu) { + qemu_wait_io_event_common(cpu); } } @@ -894,12 +892,11 @@ void qemu_cpu_kick(CPUState *cpu) void qemu_cpu_kick_self(void) { #ifndef _WIN32 - assert(cpu_single_env); - CPUState *cpu_single_cpu = ENV_GET_CPU(cpu_single_env); + assert(current_cpu); - if (!cpu_single_cpu->thread_kicked) { - qemu_cpu_kick_thread(cpu_single_cpu); - cpu_single_cpu->thread_kicked = true; + if (!current_cpu->thread_kicked) { + qemu_cpu_kick_thread(current_cpu); + current_cpu->thread_kicked = true; } #else abort(); @@ -913,7 +910,7 @@ bool qemu_cpu_is_self(CPUState *cpu) static bool qemu_in_vcpu_thread(void) { - return cpu_single_env && qemu_cpu_is_self(ENV_GET_CPU(cpu_single_env)); + return current_cpu && qemu_cpu_is_self(current_cpu); } void qemu_mutex_lock_iothread(void) @@ -923,7 +920,7 @@ void qemu_mutex_lock_iothread(void) } else { iothread_requesting_mutex = true; if (qemu_mutex_trylock(&qemu_global_mutex)) { - qemu_cpu_kick_thread(ENV_GET_CPU(first_cpu)); + qemu_cpu_kick_thread(first_cpu); qemu_mutex_lock(&qemu_global_mutex); } iothread_requesting_mutex = false; @@ -938,14 +935,13 @@ void qemu_mutex_unlock_iothread(void) static int all_vcpus_paused(void) { - CPUArchState *penv = first_cpu; + CPUState *cpu = first_cpu; - while (penv) { - CPUState *pcpu = ENV_GET_CPU(penv); - if (!pcpu->stopped) { + while (cpu) { + if (!cpu->stopped) { return 0; } - penv = penv->next_cpu; + cpu = cpu->next_cpu; } return 1; @@ -953,25 +949,23 @@ static int all_vcpus_paused(void) void pause_all_vcpus(void) { - CPUArchState *penv = first_cpu; + CPUState *cpu = first_cpu; qemu_clock_enable(vm_clock, false); - while (penv) { - CPUState *pcpu = ENV_GET_CPU(penv); - pcpu->stop = true; - qemu_cpu_kick(pcpu); - penv = penv->next_cpu; + while (cpu) { + cpu->stop = true; + qemu_cpu_kick(cpu); + cpu = cpu->next_cpu; } if (qemu_in_vcpu_thread()) { cpu_stop_current(); if (!kvm_enabled()) { - penv = first_cpu; - while (penv) { - CPUState *pcpu = ENV_GET_CPU(penv); - pcpu->stop = false; - pcpu->stopped = true; - penv = penv->next_cpu; + cpu = first_cpu; + while (cpu) { + cpu->stop = false; + cpu->stopped = true; + cpu = cpu->next_cpu; } return; } @@ -979,10 +973,10 @@ void pause_all_vcpus(void) while (!all_vcpus_paused()) { qemu_cond_wait(&qemu_pause_cond, &qemu_global_mutex); - penv = first_cpu; - while (penv) { - qemu_cpu_kick(ENV_GET_CPU(penv)); - penv = penv->next_cpu; + cpu = first_cpu; + while (cpu) { + qemu_cpu_kick(cpu); + cpu = cpu->next_cpu; } } } @@ -996,13 +990,12 @@ void cpu_resume(CPUState *cpu) void resume_all_vcpus(void) { - CPUArchState *penv = first_cpu; + CPUState *cpu = first_cpu; qemu_clock_enable(vm_clock, true); - while (penv) { - CPUState *pcpu = ENV_GET_CPU(penv); - cpu_resume(pcpu); - penv = penv->next_cpu; + while (cpu) { + cpu_resume(cpu); + cpu = cpu->next_cpu; } } @@ -1069,11 +1062,10 @@ void qemu_init_vcpu(CPUState *cpu) void cpu_stop_current(void) { - if (cpu_single_env) { - CPUState *cpu_single_cpu = ENV_GET_CPU(cpu_single_env); - cpu_single_cpu->stop = false; - cpu_single_cpu->stopped = true; - cpu_exit(cpu_single_cpu); + if (current_cpu) { + current_cpu->stop = false; + current_cpu->stopped = true; + cpu_exit(current_cpu); qemu_cond_signal(&qemu_pause_cond); } } @@ -1152,8 +1144,8 @@ static void tcg_exec_all(void) next_cpu = first_cpu; } for (; next_cpu != NULL && !exit_request; next_cpu = next_cpu->next_cpu) { - CPUArchState *env = next_cpu; - CPUState *cpu = ENV_GET_CPU(env); + CPUState *cpu = next_cpu; + CPUArchState *env = cpu->env_ptr; qemu_clock_enable(vm_clock, (env->singlestep_enabled & SSTEP_NOTIMER) == 0); @@ -1173,12 +1165,10 @@ static void tcg_exec_all(void) void set_numa_modes(void) { - CPUArchState *env; CPUState *cpu; int i; - for (env = first_cpu; env != NULL; env = env->next_cpu) { - cpu = ENV_GET_CPU(env); + for (cpu = first_cpu; cpu != NULL; cpu = cpu->next_cpu) { for (i = 0; i < nb_numa_nodes; i++) { if (test_bit(cpu->cpu_index, node_cpumask[i])) { cpu->numa_node = i; @@ -1198,18 +1188,30 @@ void list_cpus(FILE *f, fprintf_function cpu_fprintf, const char *optarg) CpuInfoList *qmp_query_cpus(Error **errp) { CpuInfoList *head = NULL, *cur_item = NULL; - CPUArchState *env; + CPUState *cpu; - for (env = first_cpu; env != NULL; env = env->next_cpu) { - CPUState *cpu = ENV_GET_CPU(env); + for (cpu = first_cpu; cpu != NULL; cpu = cpu->next_cpu) { CpuInfoList *info; +#if defined(TARGET_I386) + X86CPU *x86_cpu = X86_CPU(cpu); + CPUX86State *env = &x86_cpu->env; +#elif defined(TARGET_PPC) + PowerPCCPU *ppc_cpu = POWERPC_CPU(cpu); + CPUPPCState *env = &ppc_cpu->env; +#elif defined(TARGET_SPARC) + SPARCCPU *sparc_cpu = SPARC_CPU(cpu); + CPUSPARCState *env = &sparc_cpu->env; +#elif defined(TARGET_MIPS) + MIPSCPU *mips_cpu = MIPS_CPU(cpu); + CPUMIPSState *env = &mips_cpu->env; +#endif cpu_synchronize_state(cpu); info = g_malloc0(sizeof(*info)); info->value = g_malloc0(sizeof(*info->value)); info->value->CPU = cpu->cpu_index; - info->value->current = (env == first_cpu); + info->value->current = (cpu == first_cpu); info->value->halted = cpu->halted; info->value->thread_id = cpu->thread_id; #if defined(TARGET_I386) @@ -1317,11 +1319,14 @@ exit: void qmp_inject_nmi(Error **errp) { #if defined(TARGET_I386) - CPUArchState *env; + CPUState *cs; + + for (cs = first_cpu; cs != NULL; cs = cs->next_cpu) { + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; - for (env = first_cpu; env != NULL; env = env->next_cpu) { if (!env->apic_state) { - cpu_interrupt(CPU(x86_env_get_cpu(env)), CPU_INTERRUPT_NMI); + cpu_interrupt(cs, CPU_INTERRUPT_NMI); } else { apic_deliver_nmi(env->apic_state); } |