sockets: use weak aliases instead of qemu-tool.c
[qemu/opensuse.git] / target-unicore32 / cpu.c
blob3425bbeac91acdd13e2764ccc01632056c35887b
1 /*
2 * QEMU UniCore32 CPU
4 * Copyright (c) 2010-2012 Guan Xuetao
5 * Copyright (c) 2012 SUSE LINUX Products GmbH
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * Contributions from 2012-04-01 on are considered under GPL version 2,
12 * or (at your option) any later version.
15 #include "cpu-qom.h"
16 #include "qemu-common.h"
18 static inline void set_feature(CPUUniCore32State *env, int feature)
20 env->features |= feature;
23 /* CPU models */
25 typedef struct UniCore32CPUInfo {
26 const char *name;
27 void (*instance_init)(Object *obj);
28 } UniCore32CPUInfo;
30 static void unicore_ii_cpu_initfn(Object *obj)
32 UniCore32CPU *cpu = UNICORE32_CPU(obj);
33 CPUUniCore32State *env = &cpu->env;
35 env->cp0.c0_cpuid = 0x4d000863;
36 env->cp0.c0_cachetype = 0x0d152152;
37 env->cp0.c1_sys = 0x2000;
38 env->cp0.c2_base = 0x0;
39 env->cp0.c3_faultstatus = 0x0;
40 env->cp0.c4_faultaddr = 0x0;
41 env->ucf64.xregs[UC32_UCF64_FPSCR] = 0;
43 set_feature(env, UC32_HWCAP_CMOV);
44 set_feature(env, UC32_HWCAP_UCF64);
47 static void uc32_any_cpu_initfn(Object *obj)
49 UniCore32CPU *cpu = UNICORE32_CPU(obj);
50 CPUUniCore32State *env = &cpu->env;
52 env->cp0.c0_cpuid = 0xffffffff;
53 env->ucf64.xregs[UC32_UCF64_FPSCR] = 0;
55 set_feature(env, UC32_HWCAP_CMOV);
56 set_feature(env, UC32_HWCAP_UCF64);
59 static const UniCore32CPUInfo uc32_cpus[] = {
60 { .name = "UniCore-II", .instance_init = unicore_ii_cpu_initfn },
61 { .name = "any", .instance_init = uc32_any_cpu_initfn },
64 static void uc32_cpu_initfn(Object *obj)
66 UniCore32CPU *cpu = UNICORE32_CPU(obj);
67 CPUUniCore32State *env = &cpu->env;
69 cpu_exec_init(env);
70 env->cpu_model_str = object_get_typename(obj);
72 #ifdef CONFIG_USER_ONLY
73 env->uncached_asr = ASR_MODE_USER;
74 env->regs[31] = 0;
75 #else
76 env->uncached_asr = ASR_MODE_PRIV;
77 env->regs[31] = 0x03000000;
78 #endif
80 tlb_flush(env, 1);
83 static void uc32_register_cpu_type(const UniCore32CPUInfo *info)
85 TypeInfo type_info = {
86 .name = info->name,
87 .parent = TYPE_UNICORE32_CPU,
88 .instance_init = info->instance_init,
91 type_register_static(&type_info);
94 static const TypeInfo uc32_cpu_type_info = {
95 .name = TYPE_UNICORE32_CPU,
96 .parent = TYPE_CPU,
97 .instance_size = sizeof(UniCore32CPU),
98 .instance_init = uc32_cpu_initfn,
99 .abstract = true,
100 .class_size = sizeof(UniCore32CPUClass),
103 static void uc32_cpu_register_types(void)
105 int i;
107 type_register_static(&uc32_cpu_type_info);
108 for (i = 0; i < ARRAY_SIZE(uc32_cpus); i++) {
109 uc32_register_cpu_type(&uc32_cpus[i]);
113 type_init(uc32_cpu_register_types)