cpu: Introduce CPUClass::gdb_{read,write}_register()

[qemu.git] / target-m68k / cpu.c

diff --git a/target-m68k/cpu.c b/target-m68k/cpu.c
index c911b8fa970edfef0d5cf56f8a7a6a99b8e02ed5..01a70f194d4e9738f93f5b13c14ac19086d97f0c 100644 (file)
--- a/target-m68k/cpu.c
+++ b/target-m68k/cpu.c
@@ -23,6 +23,13 @@
 #include "migration/vmstate.h"
 
 
+static void m68k_cpu_set_pc(CPUState *cs, vaddr value)
+{
+    M68kCPU *cpu = M68K_CPU(cs);
+
+    cpu->env.pc = value;
+}
+
 static void m68k_set_feature(CPUM68KState *env, int feature)
 {
     env->features |= (1u << feature);
@@ -35,11 +42,6 @@ static void m68k_cpu_reset(CPUState *s)
     M68kCPUClass *mcc = M68K_CPU_GET_CLASS(cpu);
     CPUM68KState *env = &cpu->env;
 
-    if (qemu_loglevel_mask(CPU_LOG_RESET)) {
-        qemu_log("CPU Reset (CPU %d)\n", s->cpu_index);
-        log_cpu_state(env, 0);
-    }
-
     mcc->parent_reset(s);
 
     memset(env, 0, offsetof(CPUM68KState, breakpoints));
@@ -59,12 +61,15 @@ static void m68k_cpu_reset(CPUState *s)
 static ObjectClass *m68k_cpu_class_by_name(const char *cpu_model)
 {
     ObjectClass *oc;
+    char *typename;
 
     if (cpu_model == NULL) {
         return NULL;
     }
 
-    oc = object_class_by_name(cpu_model);
+    typename = g_strdup_printf("%s-" TYPE_M68K_CPU, cpu_model);
+    oc = object_class_by_name(typename);
+    g_free(typename);
     if (oc != NULL && (object_class_dynamic_cast(oc, TYPE_M68K_CPU) == NULL ||
                        object_class_is_abstract(oc))) {
         return NULL;
@@ -136,12 +141,32 @@ static const M68kCPUInfo m68k_cpus[] = {
     { .name = "any",   .instance_init = any_cpu_initfn },
 };
 
+static void m68k_cpu_realizefn(DeviceState *dev, Error **errp)
+{
+    M68kCPU *cpu = M68K_CPU(dev);
+    M68kCPUClass *mcc = M68K_CPU_GET_CLASS(dev);
+
+    m68k_cpu_init_gdb(cpu);
+
+    cpu_reset(CPU(cpu));
+
+    mcc->parent_realize(dev, errp);
+}
+
 static void m68k_cpu_initfn(Object *obj)
 {
+    CPUState *cs = CPU(obj);
     M68kCPU *cpu = M68K_CPU(obj);
     CPUM68KState *env = &cpu->env;
+    static bool inited;
 
+    cs->env_ptr = env;
     cpu_exec_init(env);
+
+    if (tcg_enabled() && !inited) {
+        inited = true;
+        m68k_tcg_init();
+    }
 }
 
 static const VMStateDescription vmstate_m68k_cpu = {
@@ -155,22 +180,35 @@ static void m68k_cpu_class_init(ObjectClass *c, void *data)
     CPUClass *cc = CPU_CLASS(c);
     DeviceClass *dc = DEVICE_CLASS(c);
 
+    mcc->parent_realize = dc->realize;
+    dc->realize = m68k_cpu_realizefn;
+
     mcc->parent_reset = cc->reset;
     cc->reset = m68k_cpu_reset;
 
     cc->class_by_name = m68k_cpu_class_by_name;
+    cc->do_interrupt = m68k_cpu_do_interrupt;
+    cc->dump_state = m68k_cpu_dump_state;
+    cc->set_pc = m68k_cpu_set_pc;
+    cc->gdb_read_register = m68k_cpu_gdb_read_register;
+    cc->gdb_write_register = m68k_cpu_gdb_write_register;
+#ifndef CONFIG_USER_ONLY
+    cc->get_phys_page_debug = m68k_cpu_get_phys_page_debug;
+#endif
     dc->vmsd = &vmstate_m68k_cpu;
+    cc->gdb_num_core_regs = 18;
 }
 
 static void register_cpu_type(const M68kCPUInfo *info)
 {
     TypeInfo type_info = {
-        .name = info->name,
         .parent = TYPE_M68K_CPU,
         .instance_init = info->instance_init,
     };
 
+    type_info.name = g_strdup_printf("%s-" TYPE_M68K_CPU, info->name);
     type_register(&type_info);
+    g_free((void *)type_info.name);
 }
 
 static const TypeInfo m68k_cpu_type_info = {