include/sysemu/cpus.h

   1 #ifndef QEMU_CPUS_H
   2 #define QEMU_CPUS_H
   3
   4 #include "qemu/timer.h"
   5 #include "sysemu/accel-ops.h"
   6
   7 /* register accel-specific operations */
   8 void cpus_register_accel(const AccelOpsClass *i);
   9
  10 /* accel/dummy-cpus.c */
  11
  12 /* Create a dummy vcpu for AccelOpsClass->create_vcpu_thread */
  13 void dummy_start_vcpu_thread(CPUState *);
  14
  15 /* interface available for cpus accelerator threads */
  16
  17 /* For temporary buffers for forming a name */
  18 #define VCPU_THREAD_NAME_SIZE 16
  19
  20 void cpus_kick_thread(CPUState *cpu);
  21 bool cpu_work_list_empty(CPUState *cpu);
  22 bool cpu_thread_is_idle(CPUState *cpu);
  23 bool all_cpu_threads_idle(void);
  24 bool cpu_can_run(CPUState *cpu);
  25 void qemu_wait_io_event_common(CPUState *cpu);
  26 void qemu_wait_io_event(CPUState *cpu);
  27 void cpu_thread_signal_created(CPUState *cpu);
  28 void cpu_thread_signal_destroyed(CPUState *cpu);
  29 void cpu_handle_guest_debug(CPUState *cpu);
  30
  31 /* end interface for cpus accelerator threads */
  32
  33 bool qemu_in_vcpu_thread(void);
  34 void qemu_init_cpu_loop(void);
  35 void resume_all_vcpus(void);
  36 void pause_all_vcpus(void);
  37 void cpu_stop_current(void);
  38
  39 extern int icount_align_option;
  40
  41 /* Unblock cpu */
  42 void qemu_cpu_kick_self(void);
  43
  44 bool cpus_are_resettable(void);
  45
  46 void cpu_synchronize_all_states(void);
  47 void cpu_synchronize_all_post_reset(void);
  48 void cpu_synchronize_all_post_init(void);
  49 void cpu_synchronize_all_pre_loadvm(void);
  50
  51 #ifndef CONFIG_USER_ONLY
  52 /* vl.c */
  53 /* *-user doesn't have configurable SMP topology */
  54 extern int smp_cores;
  55 extern int smp_threads;
  56 #endif
  57
  58 #endif