int cortex_m3_poll(target_t *target)
 {
        int retval;
-       u32 prev_target_state = target->state;
+       enum target_state prev_target_state = target->state;
        
        /* get pointers to arch-specific information */
        armv7m_common_t *armv7m = target->arch_info;
                /* this causes the luminary device to reset using the watchdog */
                ahbap_write_system_atomic_u32(swjdp, NVIC_AIRCR, AIRCR_VECTKEY | AIRCR_SYSRESETREQ );
                LOG_DEBUG("Using Luminary Reset: SYSRESETREQ");
+
+               {
+                       /* I do not know why this is necessary, but it fixes strange effects
+                      (step/resume cause a NMI after reset) on LM3S6918 -- Michael Schwingen */
+                       u32 tmp;
+                       ahbap_read_system_atomic_u32(swjdp, NVIC_AIRCR, &tmp );
+       }
        }
        
        target->state = TARGET_RESET;