作用：
生成.BoardConfig.mk，文件是所有配置信息的集合。
- uboot的配置信息：
# Uboot defconfig
export RK_UBOOT_DEFCONFIG=luckfox_rv1106_uboot_defconfig
- 内核配置信息：
# Kernel defconfig
export RK_KERNEL_DEFCONFIG=luckfox_rv1106_linux_defconfig
- 内核设备树
# Kernel dts
export RK_KERNEL_DTS=rv1106g-luckfox-pico-pro-max.dts
- oem分区配置
# enable install app to oem partition
export RK_BUILD_APP_TO_OEM_PARTITION=y
- 等等...
步骤：
执行
./build.sh lunch
You're building on Linux
Lunch menu...pick the Luckfox Pico hardware version:
选择 Luckfox Pico 硬件版本:
[0] RV1103_Luckfox_Pico
[1] RV1103_Luckfox_Pico_Mini
[2] RV1103_Luckfox_Pico_Plus
[3] RV1103_Luckfox_Pico_WebBee
[4] RV1106_Luckfox_Pico_Pro_Max
[5] RV1106_Luckfox_Pico_Ultra
[6] RV1106_Luckfox_Pico_Pi
[7] RV1106_Luckfox_Pico_86Panel
[8] RV1106_Luckfox_Pico_Zero
[9] custom
Which would you like? [0~9][default:0]: 4
Lunch menu...pick the boot medium:
选择启动媒介:
[0] SD_CARD
[1] SPI_NAND
Which would you like? [0~1][default:0]: 1
Lunch menu...pick the system version:
选择系统版本:
[0] Buildroot
Which would you like? [0][default:0]: 0