diff --git a/target/m68k/cpu.h b/target/m68k/cpu.h
index 2b1cdf241b..ae34c94615 100644
--- a/target/m68k/cpu.h
+++ b/target/m68k/cpu.h
@@ -393,6 +393,10 @@ typedef enum {
 #define M68K_CR_DACR0    0x006
 #define M68K_CR_DACR1    0x007
 
+/* MC68060 */
+#define M68K_CR_BUSCR    0x008
+#define M68K_CR_PCR      0x808
+
 #define M68K_FPIAR_SHIFT  0
 #define M68K_FPIAR        (1 << M68K_FPIAR_SHIFT)
 #define M68K_FPSR_SHIFT   1
diff --git a/target/m68k/helper.c b/target/m68k/helper.c
index 9e81ee53ad..69acdc3b35 100644
--- a/target/m68k/helper.c
+++ b/target/m68k/helper.c
@@ -255,6 +255,11 @@ void HELPER(m68k_movec_to)(CPUM68KState *env, uint32_t reg, uint32_t val)
     case M68K_CR_DTT1:
         env->mmu.ttr[M68K_DTTR1] = val;
         return;
+    /* Unimplemented Registers */
+    case M68K_CR_CAAR:
+    case M68K_CR_PCR:
+    case M68K_CR_BUSCR:
+        break;
     }
     cpu_abort(env_cpu(env),
               "Unimplemented control register write 0x%x = 0x%x\n",
@@ -309,6 +314,11 @@ uint32_t HELPER(m68k_movec_from)(CPUM68KState *env, uint32_t reg)
     /* MC68040/MC68LC040 */
     case M68K_CR_DTT1: /* MC68EC040 only: M68K_CR_DACR1 */
         return env->mmu.ttr[M68K_DTTR1];
+    /* Unimplemented Registers */
+    case M68K_CR_CAAR:
+    case M68K_CR_PCR:
+    case M68K_CR_BUSCR:
+        break;
     }
     cpu_abort(env_cpu(env), "Unimplemented control register read 0x%x\n",
               reg);