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f1020c2c BR |
1 | /* |
2 | * CPU core abstract device | |
3 | * | |
4 | * Copyright (C) 2016 Bharata B Rao <bharata@linux.vnet.ibm.com> | |
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 | #include "hw/cpu/core.h" | |
10 | #include "qapi/visitor.h" | |
11 | #include "qapi/error.h" | |
12 | #include "sysemu/cpus.h" | |
13 | ||
14 | static void core_prop_get_core_id(Object *obj, Visitor *v, const char *name, | |
15 | void *opaque, Error **errp) | |
16 | { | |
17 | CPUCore *core = CPU_CORE(obj); | |
18 | int64_t value = core->core_id; | |
19 | ||
20 | visit_type_int(v, name, &value, errp); | |
21 | } | |
22 | ||
23 | static void core_prop_set_core_id(Object *obj, Visitor *v, const char *name, | |
24 | void *opaque, Error **errp) | |
25 | { | |
26 | CPUCore *core = CPU_CORE(obj); | |
27 | Error *local_err = NULL; | |
28 | int64_t value; | |
29 | ||
30 | visit_type_int(v, name, &value, &local_err); | |
31 | if (local_err) { | |
32 | error_propagate(errp, local_err); | |
33 | return; | |
34 | } | |
35 | ||
36 | core->core_id = value; | |
37 | } | |
38 | ||
39 | static void core_prop_get_nr_threads(Object *obj, Visitor *v, const char *name, | |
40 | void *opaque, Error **errp) | |
41 | { | |
42 | CPUCore *core = CPU_CORE(obj); | |
43 | int64_t value = core->nr_threads; | |
44 | ||
45 | visit_type_int(v, name, &value, errp); | |
46 | } | |
47 | ||
48 | static void core_prop_set_nr_threads(Object *obj, Visitor *v, const char *name, | |
49 | void *opaque, Error **errp) | |
50 | { | |
51 | CPUCore *core = CPU_CORE(obj); | |
52 | Error *local_err = NULL; | |
53 | int64_t value; | |
54 | ||
55 | visit_type_int(v, name, &value, &local_err); | |
56 | if (local_err) { | |
57 | error_propagate(errp, local_err); | |
58 | return; | |
59 | } | |
60 | ||
61 | core->nr_threads = value; | |
62 | } | |
63 | ||
64 | static void cpu_core_instance_init(Object *obj) | |
65 | { | |
66 | CPUCore *core = CPU_CORE(obj); | |
67 | ||
68 | object_property_add(obj, "core-id", "int", core_prop_get_core_id, | |
69 | core_prop_set_core_id, NULL, NULL, NULL); | |
70 | object_property_add(obj, "nr-threads", "int", core_prop_get_nr_threads, | |
71 | core_prop_set_nr_threads, NULL, NULL, NULL); | |
72 | core->nr_threads = smp_threads; | |
73 | } | |
74 | ||
75 | static const TypeInfo cpu_core_type_info = { | |
76 | .name = TYPE_CPU_CORE, | |
77 | .parent = TYPE_DEVICE, | |
78 | .abstract = true, | |
79 | .instance_size = sizeof(CPUCore), | |
80 | .instance_init = cpu_core_instance_init, | |
81 | }; | |
82 | ||
83 | static void cpu_core_register_types(void) | |
84 | { | |
85 | type_register_static(&cpu_core_type_info); | |
86 | } | |
87 | ||
88 | type_init(cpu_core_register_types) |