+ #define CPU_CM3_STM32 0
+ #define CPU_CM3_AT91SAM3 0
+ #elif defined (CPU_CM3_STM32)
+ #if CPU_CM3_STM32F103RB + 0 != 1
+ #error STM32 Cortex-M3 CPU configuration error
+ #endif
+ #define CPU_CM3_LM3S 0
+ #define CPU_CM3_AT91SAM3 0
+ #elif defined (CPU_CM3_AT91SAM3)
+ #if CPU_CM3_AT91SAM3N + 0 != 1
+ #error AT91SAM3 Cortex-M3 CPU configuration error
+ #endif
+ #if CPU_CM3_AT91SAM3N4 + 0 != 1
+ #error AT91SAM3 Cortex-M3 CPU configuration error
+ #endif
+ #define CPU_CM3_LM3S 0
+ #define CPU_CM3_STM32 0