终端工具连接，显示信息如下：
Bootrom start
Boot from eMMC
Read eMMC error
Entry usb bootstrap
No found fastboot.bin in host:1
No found fastboot.bin in host:2
烧写正常跑，然后就错误提示如下：
串口已经连接，请给单板上电，若已经上电，请断电后重新上电。
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Boot download completed!
DDRS
System startup
Reg Version: v1.1.0
Reg Time: 2022/3/14 4:56:14
Reg Name: hi3798mdmo1g_hi3798mv100_ddr3_1gbyte_16bitx2_4layers_emmc.reg
Relocate Boot to DDR
Jump to DDR
Fastboot 3.3.0_ecoo_81081768-dirty (ecoo@histb) (Aug 17 2023 - 21:11:50)
Fastboot: Version 3.3.0
Build Date: Aug 17 2023, 21:12:27
CPU: Hi3798Mv100
Boot Media: eMMC
DDR Size: 1GB
MMC/SD controller initialization.
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: Device not switch to the expected mode
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: Device not switch to the expected mode
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
MMC/SD Card:
MID: 0x65
Read Block: 512 Bytes
Write Block: 512 Bytes
Chip Size: 2095982M Bytes (High Capacity)
Name: "M MOR"
Chip Type: MMC
Version: 4.41
Speed: 52000000Hz
Mode: HighSpeed
Bus Width: 8bit
Boot Addr: 0 Bytes
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: Device not switch to the expected mode
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
Set EXT_CSD_BOOT_CONFIG!
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: Device not switch to the expected mode
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
Set EXT_CSD_BOOT_BUS_WIDTH to 0x1!
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: Device not switch to the expected mode
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
HIMCI_ERROR hi_mci_cmd_done:504: Is Card error: status bit
HIMCI_ERROR check_ext_csd:1220: set EXT_CSD_BOOT_BUS_WIDTH error!
Using default environment
Net: upWarning: failed to set MAC address
, downWarning: failed to set MAC address
Boot Env on eMMC
Env Offset: 0x00100000
Env Size: 0x00010000
Env Range: 0x00010000
ID_WORD have already been locked
start download process.
Boot started successfully!
Send command: mmc write 0x0 0x1000000 0x0 0x41e
MMC write: dev # 0, block # 0, count 1054 ...
