各位，求助个问题，谢谢了。
按照教程编译了uboot，dtb和zimage三个文件，文件系统加入了Qt5，编译通过了，然后烧到tf卡上，但是启动以后打印以下信息，最后无法进入，哪位朋友给指导一下，非常感谢。
U-Boot SPL 2017.01-rc2-00057-g32ab180-dirty (Feb 16 2021 - 18:25:24)
DRAM: 64 MiB
Trying to boot from MMC1
U-Boot 2017.01-rc2-00057-g32ab180-dirty (Feb 16 2021 - 18:25:24 +0800) Allwinner Technology
CPU: Allwinner V3s (SUN8I 1681)
Model: Lichee Pi Zero
DRAM: 64 MiB
MMC: SUNXI SD/MMC: 0
*** Warning - bad CRC, using default environment
Setting up a 800x480 lcd console (overscan 0x0)
dotclock: 33000kHz = 33000kHz: (1 * 3MHz * 66) / 6
In: serial@01c28000
Out: serial@01c28000
Err: serial@01c28000
U-Boot 2017.01-rc2-00057-g32ab180-dirty (Feb 16 2021 - 18:25:24 +0800) Allwinner Technology
CPU: Allwinner V3s (SUN8I 1681)
Model: Lichee Pi Zero
DRAM: 64 MiB
MMC: SUNXI SD/MMC: 0
*** Warning - bad CRC, using default environment
Setting up a 800x480 lcd console (overscan 0x0)
dotclock: 33000kHz = 33000kHz: (1 * 3MHz * 66) / 6
In: serial@01c28000
Out: serial@01c28000
Err: serial@01c28000
Net: No ethernet found.
starting USB...
No controllers found
Hit any key to stop autoboot: 0
switch to partitions #0, OK
mmc0 is current device
Scanning mmc 0:1...
reading /sun8i-v3s-licheepi-zero.dtb
11187 bytes read in 26 ms (419.9 KiB/s)
starting USB...
No controllers found
USB is stopped. Please issue 'usb start' first.
starting USB...
No controllers found
No ethernet found.
missing environment variable: pxeuuid
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/00000000
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/0000000
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/000000
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/00000
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/0000
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/000
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/00
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/0
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/default-arm-sunxi
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/default-arm
No ethernet found.
missing environment variable: bootfile
Retrieving file: pxelinux.cfg/default
No ethernet found.
Config file not found
starting USB...
No controllers found
No ethernet found.
No ethernet found.
=>离线
没有 boot.scr
感谢回复，我是按照论坛教程编译的，没有提到和生成boot.scr，这个文件在哪里生成的？
离线