include/sysemu/accel-ops.h

   1 /*
   2  * Accelerator OPS, used for cpus.c module
   3  *
   4  * Copyright 2021 SUSE LLC
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7  * See the COPYING file in the top-level directory.
   8  */
   9
  10 #ifndef ACCEL_OPS_H
  11 #define ACCEL_OPS_H
  12
  13 #include "exec/cpu-common.h"
  14 #include "qom/object.h"
  15
  16 #define ACCEL_OPS_SUFFIX "-ops"
  17 #define TYPE_ACCEL_OPS "accel" ACCEL_OPS_SUFFIX
  18 #define ACCEL_OPS_NAME(name) (name "-" TYPE_ACCEL_OPS)
  19
  20 typedef struct AccelOpsClass AccelOpsClass;
  21 DECLARE_CLASS_CHECKERS(AccelOpsClass, ACCEL_OPS, TYPE_ACCEL_OPS)
  22
  23 /* cpus.c operations interface */
  24 struct AccelOpsClass {
  25     /*< private >*/
  26     ObjectClass parent_class;
  27     /*< public >*/
  28
  29     /* initialization function called when accel is chosen */
  30     void (*ops_init)(AccelOpsClass *ops);
  31
  32     bool (*cpus_are_resettable)(void);
  33     void (*cpu_reset_hold)(CPUState *cpu);
  34
  35     void (*create_vcpu_thread)(CPUState *cpu); /* MANDATORY NON-NULL */
  36     void (*kick_vcpu_thread)(CPUState *cpu);
  37     bool (*cpu_thread_is_idle)(CPUState *cpu);
  38
  39     void (*synchronize_post_reset)(CPUState *cpu);
  40     void (*synchronize_post_init)(CPUState *cpu);
  41     void (*synchronize_state)(CPUState *cpu);
  42     void (*synchronize_pre_loadvm)(CPUState *cpu);
  43     void (*synchronize_pre_resume)(bool step_pending);
  44
  45     void (*handle_interrupt)(CPUState *cpu, int mask);
  46
  47     int64_t (*get_virtual_clock)(void);
  48     int64_t (*get_elapsed_ticks)(void);
  49
  50     /* gdbstub hooks */
  51     bool (*supports_guest_debug)(void);
  52     int (*update_guest_debug)(CPUState *cpu);
  53     int (*insert_breakpoint)(CPUState *cpu, int type, vaddr addr, vaddr len);
  54     int (*remove_breakpoint)(CPUState *cpu, int type, vaddr addr, vaddr len);
  55     void (*remove_all_breakpoints)(CPUState *cpu);
  56 };
  57
  58 #endif /* ACCEL_OPS_H */