1.1、启动日志
1.jpg
①boot 参数：
bootargs 'mem=256M console=ttyAMA0,115200 root=/dev/mmcblk0p3 rootfstype=ext4 ro rootwait blkdevparts=mmcblk0:1M(boot),8M(kernel),16M(rootfs),256M(appfs),8M(configfs),1280M(datafs),-(mntfs) reset=0'
bootcmd 'mmc read 0 0x82000000 0x800 0x4000;bootm 0x82000000'
②mmc 参数：
hisilicon # mmc info
Device: himci
Manufacturer ID: 15
OEM: 100
Name: 8GTF4
Tran Speed: 200000000
Rd Block Len: 512
MMC version 5.1
High Capacity: Yes
Capacity: 7.3 GiB
Bus Width: 4-bit
Erase Group Size: 512 KiB
HC WP Group Size: 8 MiB
User Capacity: 7.3 GiB WRREL
Boot Capacity: 4 MiB ENH
RPMB Capacity: 512 KiB ENH
③uboot 启动日志：
** First descriptor is NOT a primary desc on 0:1 **
MMC/SD Card:
MID: 0x15
Read Block: 512 Bytes
Write Block: 512 Bytes
Chip Size: 7456M Bytes (High Capacity)
Name: "8GTF4"
Chip Type: MMC
Version: 0.0
Speed: 100000000Hz
Bus Width: 4bit
EMMC/MMC/SD controller initialization.
Card did not respond to voltage select!
mmc_init failed! err:-95
No SD device found !
himci: 0 (eMMC), himci: 1
himci: 0 (eMMC), himci: 1
*** Warning - bad CRC, using default environment
In: serial
Out: serial
Err: serial
auto_update_flag: 1
*No SD card found!
Net: eth0
Warning: eth0 (eth0) using random MAC address - 3e:29:bd:a7:45:c5