* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
+#include "qemu/osdep.h"
#include "cpu.h"
-#include "gdbstub.h"
+#include "exec/gdbstub.h"
-#include "helpers.h"
+#include "exec/helper-proto.h"
#define SIGNBIT (1u << 31)
-typedef struct M68kCPUListState {
- fprintf_function cpu_fprintf;
- FILE *file;
-} M68kCPUListState;
-
/* Sort alphabetically, except for "any". */
static gint m68k_cpu_list_compare(gconstpointer a, gconstpointer b)
{
name_a = object_class_get_name(class_a);
name_b = object_class_get_name(class_b);
- if (strcmp(name_a, "any") == 0) {
+ if (strcmp(name_a, "any-" TYPE_M68K_CPU) == 0) {
return 1;
- } else if (strcmp(name_b, "any") == 0) {
+ } else if (strcmp(name_b, "any-" TYPE_M68K_CPU) == 0) {
return -1;
} else {
return strcasecmp(name_a, name_b);
static void m68k_cpu_list_entry(gpointer data, gpointer user_data)
{
ObjectClass *c = data;
- M68kCPUListState *s = user_data;
+ CPUListState *s = user_data;
+ const char *typename;
+ char *name;
+ typename = object_class_get_name(c);
+ name = g_strndup(typename, strlen(typename) - strlen("-" TYPE_M68K_CPU));
(*s->cpu_fprintf)(s->file, "%s\n",
- object_class_get_name(c));
+ name);
+ g_free(name);
}
void m68k_cpu_list(FILE *f, fprintf_function cpu_fprintf)
{
- M68kCPUListState s = {
+ CPUListState s = {
.file = f,
.cpu_fprintf = cpu_fprintf,
};
return 0;
}
-CPUM68KState *cpu_m68k_init(const char *cpu_model)
+M68kCPU *cpu_m68k_init(const char *cpu_model)
{
M68kCPU *cpu;
CPUM68KState *env;
- static int inited;
+ ObjectClass *oc;
- if (object_class_by_name(cpu_model) == NULL) {
+ oc = cpu_class_by_name(TYPE_M68K_CPU, cpu_model);
+ if (oc == NULL) {
return NULL;
}
- cpu = M68K_CPU(object_new(cpu_model));
+ cpu = M68K_CPU(object_new(object_class_get_name(oc)));
env = &cpu->env;
- if (!inited) {
- inited = 1;
- m68k_tcg_init();
- }
+ register_m68k_insns(env);
- env->cpu_model_str = cpu_model;
+ object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
+
+ return cpu;
+}
+
+void m68k_cpu_init_gdb(M68kCPU *cpu)
+{
+ CPUState *cs = CPU(cpu);
+ CPUM68KState *env = &cpu->env;
- register_m68k_insns(env);
if (m68k_feature(env, M68K_FEATURE_CF_FPU)) {
- gdb_register_coprocessor(env, fpu_gdb_get_reg, fpu_gdb_set_reg,
+ gdb_register_coprocessor(cs, fpu_gdb_get_reg, fpu_gdb_set_reg,
11, "cf-fp.xml", 18);
}
/* TODO: Add [E]MAC registers. */
-
- cpu_reset(ENV_GET_CPU(env));
- qemu_init_vcpu(env);
- return env;
}
void cpu_m68k_flush_flags(CPUM68KState *env, int cc_op)
{
+ M68kCPU *cpu = m68k_env_get_cpu(env);
int flags;
uint32_t src;
uint32_t dest;
flags |= CCF_C;
break;
default:
- cpu_abort(env, "Bad CC_OP %d", cc_op);
+ cpu_abort(CPU(cpu), "Bad CC_OP %d", cc_op);
}
env->cc_op = CC_OP_FLAGS;
env->cc_dest = flags;
void HELPER(movec)(CPUM68KState *env, uint32_t reg, uint32_t val)
{
+ M68kCPU *cpu = m68k_env_get_cpu(env);
+
switch (reg) {
case 0x02: /* CACR */
env->cacr = val;
break;
/* TODO: Implement control registers. */
default:
- cpu_abort(env, "Unimplemented control register write 0x%x = 0x%x\n",
+ cpu_abort(CPU(cpu), "Unimplemented control register write 0x%x = 0x%x\n",
reg, val);
}
}
#if defined(CONFIG_USER_ONLY)
-int cpu_m68k_handle_mmu_fault (CPUM68KState *env, target_ulong address, int rw,
- int mmu_idx)
+int m68k_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
+ int mmu_idx)
{
- env->exception_index = EXCP_ACCESS;
- env->mmu.ar = address;
+ M68kCPU *cpu = M68K_CPU(cs);
+
+ cs->exception_index = EXCP_ACCESS;
+ cpu->env.mmu.ar = address;
return 1;
}
/* MMU */
/* TODO: This will need fixing once the MMU is implemented. */
-hwaddr cpu_get_phys_page_debug(CPUM68KState *env, target_ulong addr)
+hwaddr m68k_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
{
return addr;
}
-int cpu_m68k_handle_mmu_fault (CPUM68KState *env, target_ulong address, int rw,
- int mmu_idx)
+int m68k_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
+ int mmu_idx)
{
int prot;
address &= TARGET_PAGE_MASK;
prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
- tlb_set_page(env, address, address, prot, mmu_idx, TARGET_PAGE_SIZE);
+ tlb_set_page(cs, address, address, prot, mmu_idx, TARGET_PAGE_SIZE);
return 0;
}
be handled by the interrupt controller. Real hardware only requests
the vector when the interrupt is acknowledged by the CPU. For
simplicitly we calculate it when the interrupt is signalled. */
-void m68k_set_irq_level(CPUM68KState *env, int level, uint8_t vector)
+void m68k_set_irq_level(M68kCPU *cpu, int level, uint8_t vector)
{
+ CPUState *cs = CPU(cpu);
+ CPUM68KState *env = &cpu->env;
+
env->pending_level = level;
env->pending_vector = vector;
- if (level)
- cpu_interrupt(env, CPU_INTERRUPT_HARD);
- else
- cpu_reset_interrupt(env, CPU_INTERRUPT_HARD);
+ if (level) {
+ cpu_interrupt(cs, CPU_INTERRUPT_HARD);
+ } else {
+ cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
+ }
}
#endif
res |= (uint64_t)(val & 0xffff0000) << 16;
env->macc[acc + 1] = res;
}
+
+void m68k_cpu_exec_enter(CPUState *cs)
+{
+ M68kCPU *cpu = M68K_CPU(cs);
+ CPUM68KState *env = &cpu->env;
+
+ env->cc_op = CC_OP_FLAGS;
+ env->cc_dest = env->sr & 0xf;
+ env->cc_x = (env->sr >> 4) & 1;
+}
+
+void m68k_cpu_exec_exit(CPUState *cs)
+{
+ M68kCPU *cpu = M68K_CPU(cs);
+ CPUM68KState *env = &cpu->env;
+
+ cpu_m68k_flush_flags(env, env->cc_op);
+ env->cc_op = CC_OP_FLAGS;
+ env->sr = (env->sr & 0xffe0) | env->cc_dest | (env->cc_x << 4);
+}
projects / qemu.git / blobdiff