xref: /openbmc/qemu/include/sysemu/accel-ops.h (revision 1af0006a)
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/hwaddr.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 
34     void (*create_vcpu_thread)(CPUState *cpu); /* MANDATORY NON-NULL */
35     void (*kick_vcpu_thread)(CPUState *cpu);
36     bool (*cpu_thread_is_idle)(CPUState *cpu);
37 
38     void (*synchronize_post_reset)(CPUState *cpu);
39     void (*synchronize_post_init)(CPUState *cpu);
40     void (*synchronize_state)(CPUState *cpu);
41     void (*synchronize_pre_loadvm)(CPUState *cpu);
42     void (*synchronize_pre_resume)(bool step_pending);
43 
44     void (*handle_interrupt)(CPUState *cpu, int mask);
45 
46     int64_t (*get_virtual_clock)(void);
47     int64_t (*get_elapsed_ticks)(void);
48 
49     /* gdbstub hooks */
50     bool (*supports_guest_debug)(void);
51     int (*insert_breakpoint)(CPUState *cpu, int type, hwaddr addr, hwaddr len);
52     int (*remove_breakpoint)(CPUState *cpu, int type, hwaddr addr, hwaddr len);
53     void (*remove_all_breakpoints)(CPUState *cpu);
54 };
55 
56 #endif /* ACCEL_OPS_H */
57