diff --git a/qemu/target/arm/cpu.h b/qemu/target/arm/cpu.h
index 5a3acf53..3a47d51c 100644
--- a/qemu/target/arm/cpu.h
+++ b/qemu/target/arm/cpu.h
@@ -60,6 +60,7 @@
 #define EXCP_VIRQ           14
 #define EXCP_VFIQ           15
 #define EXCP_SEMIHOST       16   /* semihosting call */
+#define EXCP_NOCP           17   /* v7M NOCP UsageFault */
 
 #define ARMV7M_EXCP_RESET   1
 #define ARMV7M_EXCP_NMI     2
diff --git a/qemu/target/arm/helper.c b/qemu/target/arm/helper.c
index 74fd5db4..18b108b9 100644
--- a/qemu/target/arm/helper.c
+++ b/qemu/target/arm/helper.c
@@ -5445,6 +5445,10 @@ void arm_v7m_cpu_do_interrupt(CPUState *cs)
         //armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_USAGE);
         env->v7m.cfsr |= R_V7M_CFSR_UNDEFINSTR_MASK;
         return;
+    case EXCP_NOCP:
+        //armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_USAGE);
+        env->v7m.cfsr |= R_V7M_CFSR_NOCP_MASK;
+        return;
     case EXCP_SWI:
         /* The PC already points to the next instruction.  */
         //armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_SVC);