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d14d42f1 PM |
1 | /* |
2 | * QEMU AArch64 CPU | |
3 | * | |
4 | * Copyright (c) 2013 Linaro Ltd | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version 2 | |
9 | * of the License, or (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, see | |
18 | * <http://www.gnu.org/licenses/gpl-2.0.html> | |
19 | */ | |
20 | ||
21 | #include "cpu.h" | |
22 | #include "qemu-common.h" | |
23 | #if !defined(CONFIG_USER_ONLY) | |
24 | #include "hw/loader.h" | |
25 | #endif | |
26 | #include "hw/arm/arm.h" | |
27 | #include "sysemu/sysemu.h" | |
28 | #include "sysemu/kvm.h" | |
29 | ||
30 | static inline void set_feature(CPUARMState *env, int feature) | |
31 | { | |
32 | env->features |= 1ULL << feature; | |
33 | } | |
34 | ||
35 | #ifdef CONFIG_USER_ONLY | |
36 | static void aarch64_any_initfn(Object *obj) | |
37 | { | |
38 | ARMCPU *cpu = ARM_CPU(obj); | |
39 | ||
40 | set_feature(&cpu->env, ARM_FEATURE_V8); | |
41 | set_feature(&cpu->env, ARM_FEATURE_VFP4); | |
42 | set_feature(&cpu->env, ARM_FEATURE_VFP_FP16); | |
43 | set_feature(&cpu->env, ARM_FEATURE_NEON); | |
44 | set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); | |
45 | set_feature(&cpu->env, ARM_FEATURE_ARM_DIV); | |
46 | set_feature(&cpu->env, ARM_FEATURE_V7MP); | |
47 | set_feature(&cpu->env, ARM_FEATURE_AARCH64); | |
48 | } | |
49 | #endif | |
50 | ||
51 | typedef struct ARMCPUInfo { | |
52 | const char *name; | |
53 | void (*initfn)(Object *obj); | |
54 | void (*class_init)(ObjectClass *oc, void *data); | |
55 | } ARMCPUInfo; | |
56 | ||
57 | static const ARMCPUInfo aarch64_cpus[] = { | |
58 | #ifdef CONFIG_USER_ONLY | |
59 | { .name = "any", .initfn = aarch64_any_initfn }, | |
60 | #endif | |
61 | }; | |
62 | ||
63 | static void aarch64_cpu_initfn(Object *obj) | |
64 | { | |
65 | } | |
66 | ||
67 | static void aarch64_cpu_finalizefn(Object *obj) | |
68 | { | |
69 | } | |
70 | ||
71 | static void aarch64_cpu_class_init(ObjectClass *oc, void *data) | |
72 | { | |
14ade10f AG |
73 | CPUClass *cc = CPU_CLASS(oc); |
74 | ||
75 | cc->dump_state = aarch64_cpu_dump_state; | |
96c04212 AG |
76 | cc->gdb_read_register = aarch64_cpu_gdb_read_register; |
77 | cc->gdb_write_register = aarch64_cpu_gdb_write_register; | |
78 | cc->gdb_num_core_regs = 34; | |
79 | cc->gdb_core_xml_file = "aarch64-core.xml"; | |
d14d42f1 PM |
80 | } |
81 | ||
82 | static void aarch64_cpu_register(const ARMCPUInfo *info) | |
83 | { | |
84 | TypeInfo type_info = { | |
85 | .parent = TYPE_AARCH64_CPU, | |
86 | .instance_size = sizeof(ARMCPU), | |
87 | .instance_init = info->initfn, | |
88 | .class_size = sizeof(ARMCPUClass), | |
89 | .class_init = info->class_init, | |
90 | }; | |
91 | ||
92 | type_info.name = g_strdup_printf("%s-" TYPE_ARM_CPU, info->name); | |
93 | type_register(&type_info); | |
94 | g_free((void *)type_info.name); | |
95 | } | |
96 | ||
97 | static const TypeInfo aarch64_cpu_type_info = { | |
98 | .name = TYPE_AARCH64_CPU, | |
99 | .parent = TYPE_ARM_CPU, | |
100 | .instance_size = sizeof(ARMCPU), | |
101 | .instance_init = aarch64_cpu_initfn, | |
102 | .instance_finalize = aarch64_cpu_finalizefn, | |
103 | .abstract = true, | |
104 | .class_size = sizeof(AArch64CPUClass), | |
105 | .class_init = aarch64_cpu_class_init, | |
106 | }; | |
107 | ||
108 | static void aarch64_cpu_register_types(void) | |
109 | { | |
110 | int i; | |
111 | ||
112 | type_register_static(&aarch64_cpu_type_info); | |
113 | for (i = 0; i < ARRAY_SIZE(aarch64_cpus); i++) { | |
114 | aarch64_cpu_register(&aarch64_cpus[i]); | |
115 | } | |
116 | } | |
117 | ||
118 | type_init(aarch64_cpu_register_types) |