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-rw-r--r--target/m68k/helper.c7
-rw-r--r--target/m68k/helper.h4
-rw-r--r--target/m68k/translate.c13
3 files changed, 24 insertions, 0 deletions
diff --git a/target/m68k/helper.c b/target/m68k/helper.c
index af57ffc..52b054e 100644
--- a/target/m68k/helper.c
+++ b/target/m68k/helper.c
@@ -711,3 +711,10 @@ void HELPER(set_mac_extu)(CPUM68KState *env, uint32_t val, uint32_t acc)
res |= (uint64_t)(val & 0xffff0000) << 16;
env->macc[acc + 1] = res;
}
+
+#if defined(CONFIG_SOFTMMU)
+void HELPER(reset)(CPUM68KState *env)
+{
+ /* FIXME: reset all except CPU */
+}
+#endif
diff --git a/target/m68k/helper.h b/target/m68k/helper.h
index 78483da..d27ea37 100644
--- a/target/m68k/helper.h
+++ b/target/m68k/helper.h
@@ -97,3 +97,7 @@ DEF_HELPER_FLAGS_4(bfffo_mem, TCG_CALL_NO_WG, i64, env, i32, s32, i32)
DEF_HELPER_3(chk, void, env, s32, s32)
DEF_HELPER_4(chk2, void, env, s32, s32, s32)
+
+#if defined(CONFIG_SOFTMMU)
+DEF_HELPER_FLAGS_1(reset, TCG_CALL_NO_RWG, void, env)
+#endif
diff --git a/target/m68k/translate.c b/target/m68k/translate.c
index 98efe6b..e8f7d07 100644
--- a/target/m68k/translate.c
+++ b/target/m68k/translate.c
@@ -2762,6 +2762,18 @@ DISAS_INSN(unlk)
tcg_temp_free(src);
}
+#if defined(CONFIG_SOFTMMU)
+DISAS_INSN(reset)
+{
+ if (IS_USER(s)) {
+ gen_exception(s, s->insn_pc, EXCP_PRIVILEGE);
+ return;
+ }
+
+ gen_helper_reset(cpu_env);
+}
+#endif
+
DISAS_INSN(nop)
{
}
@@ -5572,6 +5584,7 @@ void register_m68k_insns (CPUM68KState *env)
#if defined(CONFIG_SOFTMMU)
INSN(move_to_usp, 4e60, fff8, USP);
INSN(move_from_usp, 4e68, fff8, USP);
+ INSN(reset, 4e70, ffff, M68000);
BASE(stop, 4e72, ffff);
BASE(rte, 4e73, ffff);
INSN(movec, 4e7b, ffff, CF_ISA_A);