diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c
index f3246d6e72..50260de97d 100644
--- a/target/m68k/cpu.c
+++ b/target/m68k/cpu.c
@@ -134,6 +134,7 @@ static void m68010_cpu_initfn(Object *obj)
     CPUM68KState *env = &cpu->env;
 
     m68000_cpu_initfn(obj);
+    m68k_set_feature(env, M68K_FEATURE_M68010);
     m68k_set_feature(env, M68K_FEATURE_RTD);
     m68k_set_feature(env, M68K_FEATURE_BKPT);
 }
@@ -151,6 +152,7 @@ static void m68020_cpu_initfn(Object *obj)
     CPUM68KState *env = &cpu->env;
 
     m68010_cpu_initfn(obj);
+    m68k_set_feature(env, M68K_FEATURE_M68020);
     m68k_set_feature(env, M68K_FEATURE_QUAD_MULDIV);
     m68k_set_feature(env, M68K_FEATURE_BRAL);
     m68k_set_feature(env, M68K_FEATURE_BCCL);
@@ -177,6 +179,7 @@ static void m68030_cpu_initfn(Object *obj)
     CPUM68KState *env = &cpu->env;
 
     m68020_cpu_initfn(obj);
+    m68k_set_feature(env, M68K_FEATURE_M68030);
 }
 
 
diff --git a/target/m68k/cpu.h b/target/m68k/cpu.h
index 2386419c42..86ba19f779 100644
--- a/target/m68k/cpu.h
+++ b/target/m68k/cpu.h
@@ -488,7 +488,11 @@ void do_m68k_semihosting(CPUM68KState *env, int nr);
 
 enum m68k_features {
     M68K_FEATURE_M68000,   /* Base m68k instruction set */
+    M68K_FEATURE_M68010,   /* Additional insn. specific to MC68010 */
+    M68K_FEATURE_M68020,   /* Additional insn. specific to MC68020 */
+    M68K_FEATURE_M68030,   /* Additional insn. specific to MC68030 */
     M68K_FEATURE_M68040,   /* Additional insn. specific to MC68040 */
+    M68K_FEATURE_M68060,   /* Additional insn. specific to MC68060 */
     M68K_FEATURE_CF_ISA_A, /* Base Coldfire set Rev A. */
     M68K_FEATURE_CF_ISA_B, /* (ISA B or C).  */
     M68K_FEATURE_CF_ISA_APLUSC, /* BIT/BITREV, FF1, STRLDSR (ISA A+ or C).  */
diff --git a/target/m68k/helper.c b/target/m68k/helper.c
index 47b352c9c9..119fc3af2b 100644
--- a/target/m68k/helper.c
+++ b/target/m68k/helper.c
@@ -192,6 +192,16 @@ void HELPER(cf_movec_to)(CPUM68KState *env, uint32_t reg, uint32_t val)
     }
 }
 
+
+
+static void raise_exception_ra(CPUM68KState *env, int tt, uintptr_t raddr)
+{
+    CPUState *cs = CPU(m68k_env_get_cpu(env));
+
+    cs->exception_index = tt;
+    cpu_loop_exit_restore(cs, raddr);
+}
+
 void HELPER(m68k_movec_to)(CPUM68KState *env, uint32_t reg, uint32_t val)
 {
     M68kCPU *cpu = m68k_env_get_cpu(env);
@@ -211,52 +221,96 @@ void HELPER(m68k_movec_to)(CPUM68KState *env, uint32_t reg, uint32_t val)
         return;
     /* MC680[2346]0 */
     case M68K_CR_CACR:
-        env->cacr = val;
-        m68k_switch_sp(env);
-        return;
+        if (m68k_feature(env, M68K_FEATURE_M68020)
+         || m68k_feature(env, M68K_FEATURE_M68030)
+         || m68k_feature(env, M68K_FEATURE_M68040)
+         || m68k_feature(env, M68K_FEATURE_M68060)) {
+            env->cacr = val;
+            m68k_switch_sp(env);
+            return;
+        }
+        break;
     /* MC680[46]0 */
     case M68K_CR_TC:
-        env->mmu.tcr = val;
-        return;
+        if (m68k_feature(env, M68K_FEATURE_M68040)
+         || m68k_feature(env, M68K_FEATURE_M68060)) {
+            env->mmu.tcr = val;
+            return;
+        }
+        break;
     /* MC680[4]0 */
     case M68K_CR_MMUSR:
-        env->mmu.mmusr = val;
-        return;
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            env->mmu.mmusr = val;
+            return;
+        }
+        break;
     /* MC680[46]0 */
     case M68K_CR_SRP:
-        env->mmu.srp = val;
-        return;
-    case M68K_CR_URP:
-        env->mmu.urp = val;
-        return;
+        if (m68k_feature(env, M68K_FEATURE_M68040)
+         || m68k_feature(env, M68K_FEATURE_M68060)) {
+            env->mmu.srp = val;
+            return;
+        }
+        break;
     /* MC680[46]0 */
+    case M68K_CR_URP:
+        if (m68k_feature(env, M68K_FEATURE_M68040)
+         || m68k_feature(env, M68K_FEATURE_M68060)) {
+            env->mmu.urp = val;
+            return;
+        }
+        break;
+    /* MC680[12346]0 */
     case M68K_CR_USP:
         env->sp[M68K_USP] = val;
         return;
     /* MC680[234]0 */
     case M68K_CR_MSP:
-        env->sp[M68K_SSP] = val;
-        return;
+        if (m68k_feature(env, M68K_FEATURE_M68020)
+         || m68k_feature(env, M68K_FEATURE_M68030)
+         || m68k_feature(env, M68K_FEATURE_M68040)) {
+            env->sp[M68K_SSP] = val;
+            return;
+        }
+        break;
     /* MC680[234]0 */
     case M68K_CR_ISP:
-        env->sp[M68K_ISP] = val;
-        return;
+        if (m68k_feature(env, M68K_FEATURE_M68020)
+         || m68k_feature(env, M68K_FEATURE_M68030)
+         || m68k_feature(env, M68K_FEATURE_M68040)) {
+            env->sp[M68K_ISP] = val;
+            return;
+        }
+        break;
     /* MC68040/MC68LC040 */
-    case M68K_CR_ITT0:
-        env->mmu.ttr[M68K_ITTR0] = val;
-        return;
+    case M68K_CR_ITT0: /* MC68EC040 only: M68K_CR_IACR0 */
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            env->mmu.ttr[M68K_ITTR0] = val;
+            return;
+        }
+        break;
     /* MC68040/MC68LC040 */
-    case M68K_CR_ITT1:
-         env->mmu.ttr[M68K_ITTR1] = val;
-        return;
+    case M68K_CR_ITT1: /* MC68EC040 only: M68K_CR_IACR1 */
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            env->mmu.ttr[M68K_ITTR1] = val;
+            return;
+        }
+        break;
     /* MC68040/MC68LC040 */
-    case M68K_CR_DTT0:
-        env->mmu.ttr[M68K_DTTR0] = val;
-        return;
+    case M68K_CR_DTT0: /* MC68EC040 only: M68K_CR_DACR0 */
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            env->mmu.ttr[M68K_DTTR0] = val;
+            return;
+        }
+        break;
     /* MC68040/MC68LC040 */
-    case M68K_CR_DTT1:
-        env->mmu.ttr[M68K_DTTR1] = val;
-        return;
+    case M68K_CR_DTT1: /* MC68EC040 only: M68K_CR_DACR1 */
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            env->mmu.ttr[M68K_DTTR1] = val;
+            return;
+        }
+        break;
     /* Unimplemented Registers */
     case M68K_CR_CAAR:
     case M68K_CR_PCR:
@@ -266,8 +320,10 @@ void HELPER(m68k_movec_to)(CPUM68KState *env, uint32_t reg, uint32_t val)
                   reg, val);
         return;
     }
-    cpu_abort(CPU(cpu), "Unimplemented control register write 0x%x = 0x%x\n",
-              reg, val);
+
+    /* Invalid control registers will generate an exception. */
+    raise_exception_ra(env, EXCP_ILLEGAL, 0);
+    return;
 }
 
 uint32_t HELPER(m68k_movec_from)(CPUM68KState *env, uint32_t reg)
@@ -286,40 +342,83 @@ uint32_t HELPER(m68k_movec_from)(CPUM68KState *env, uint32_t reg)
         return env->vbr;
     /* MC680[2346]0 */
     case M68K_CR_CACR:
-        return env->cacr;
+        if (m68k_feature(env, M68K_FEATURE_M68020)
+         || m68k_feature(env, M68K_FEATURE_M68030)
+         || m68k_feature(env, M68K_FEATURE_M68040)
+         || m68k_feature(env, M68K_FEATURE_M68060)) {
+            return env->cacr;
+        }
+        break;
     /* MC680[46]0 */
     case M68K_CR_TC:
-        return env->mmu.tcr;
+        if (m68k_feature(env, M68K_FEATURE_M68040)
+         || m68k_feature(env, M68K_FEATURE_M68060)) {
+            return env->mmu.tcr;
+        }
+        break;
     /* MC680[4]0 */
     case M68K_CR_MMUSR:
-        return env->mmu.mmusr;
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            return env->mmu.mmusr;
+        }
+        break;
     /* MC680[46]0 */
     case M68K_CR_SRP:
-        return env->mmu.srp;
+        if (m68k_feature(env, M68K_FEATURE_M68040)
+         || m68k_feature(env, M68K_FEATURE_M68060)) {
+            return env->mmu.srp;
+        }
+        break;
+    /* MC68040/MC68LC040 */
+    case M68K_CR_URP:
+        if (m68k_feature(env, M68K_FEATURE_M68040)
+         || m68k_feature(env, M68K_FEATURE_M68060)) {
+            return env->mmu.urp;
+        }
+        break;
     /* MC680[46]0 */
     case M68K_CR_USP:
         return env->sp[M68K_USP];
     /* MC680[234]0 */
     case M68K_CR_MSP:
-        return env->sp[M68K_SSP];
+        if (m68k_feature(env, M68K_FEATURE_M68020)
+         || m68k_feature(env, M68K_FEATURE_M68030)
+         || m68k_feature(env, M68K_FEATURE_M68040)) {
+            return env->sp[M68K_SSP];
+        }
+        break;
     /* MC680[234]0 */
     case M68K_CR_ISP:
-        return env->sp[M68K_ISP];
-    /* MC68040/MC68LC040 */
-    case M68K_CR_URP:
-        return env->mmu.urp;
+        if (m68k_feature(env, M68K_FEATURE_M68020)
+         || m68k_feature(env, M68K_FEATURE_M68030)
+         || m68k_feature(env, M68K_FEATURE_M68040)) {
+            return env->sp[M68K_ISP];
+        }
+        break;
     /* MC68040/MC68LC040 */
     case M68K_CR_ITT0: /* MC68EC040 only: M68K_CR_IACR0 */
-        return env->mmu.ttr[M68K_ITTR0];
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            return env->mmu.ttr[M68K_ITTR0];
+        }
+        break;
     /* MC68040/MC68LC040 */
     case M68K_CR_ITT1: /* MC68EC040 only: M68K_CR_IACR1 */
-        return env->mmu.ttr[M68K_ITTR1];
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            return env->mmu.ttr[M68K_ITTR1];
+        }
+        break;
     /* MC68040/MC68LC040 */
     case M68K_CR_DTT0: /* MC68EC040 only: M68K_CR_DACR0 */
-        return env->mmu.ttr[M68K_DTTR0];
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            return env->mmu.ttr[M68K_DTTR0];
+        }
+        break;
     /* MC68040/MC68LC040 */
     case M68K_CR_DTT1: /* MC68EC040 only: M68K_CR_DACR1 */
-        return env->mmu.ttr[M68K_DTTR1];
+        if (m68k_feature(env, M68K_FEATURE_M68040)) {
+            return env->mmu.ttr[M68K_DTTR1];
+        }
+        break;
     /* Unimplemented Registers */
     case M68K_CR_CAAR:
     case M68K_CR_PCR:
@@ -327,8 +426,11 @@ uint32_t HELPER(m68k_movec_from)(CPUM68KState *env, uint32_t reg)
         cpu_abort(CPU(cpu), "Unimplemented control register read 0x%x\n",
                   reg);
     }
-    cpu_abort(CPU(cpu), "Unimplemented control register read 0x%x\n",
-              reg);
+
+    /* Invalid control registers will generate an exception. */
+    raise_exception_ra(env, EXCP_ILLEGAL, 0);
+
+    return 0;
 }
 
 void HELPER(set_macsr)(CPUM68KState *env, uint32_t val)
diff --git a/target/m68k/translate.c b/target/m68k/translate.c
index 9b0ca4c14c..cbca02a7b5 100644
--- a/target/m68k/translate.c
+++ b/target/m68k/translate.c
@@ -5990,7 +5990,7 @@ void register_m68k_insns (CPUM68KState *env)
     BASE(stop,      4e72, ffff);
     BASE(rte,       4e73, ffff);
     INSN(cf_movec,  4e7b, ffff, CF_ISA_A);
-    INSN(m68k_movec, 4e7a, fffe, M68000);
+    INSN(m68k_movec, 4e7a, fffe, M68010);
 #endif
     BASE(nop,       4e71, ffff);
     INSN(rtd,       4e74, ffff, RTD);
