1CONFIG_PPC=y 2CONFIG_MPC85xx=y 3CONFIG_TARGET_B4860QDS=y 4CONFIG_SYS_EXTRA_OPTIONS="PPC_B4420,RAMBOOT_PBL,SPIFLASH,SYS_TEXT_BASE=0xFFF40000" 5CONFIG_CMD_SETEXPR=y 6CONFIG_CMD_NET=y 7