CPU_M2
case CPU_M2:
if ((cpu == CPU_M1SC) || (cpu == CPU_M1) || (cpu == CPU_M2)) {
if ((cpu == CPU_M1) || (cpu == CPU_M2))
if ((cpu == CPU_M1SC) || (cpu == CPU_M1) || (cpu == CPU_M2)) {
cpu = CPU_M2;
cpu = CPU_M2;