在线时间1 小时
UID3785103
注册时间2021-10-8
NXP金币0
TA的每日心情 | 衰 2021-10-8 18:00 |
---|
签到天数: 1 天 连续签到: 1 天 [LV.1]初来乍到
新手上路

- 积分
- 15
- 最后登录
- 2021-10-9
|
按照某开发板做的原理图,出现问题如下: 1 无法使用OTG下载,BOOT0/BOOT1已经按照正常的设置好了。USB VBUS有5V,ID脚为3.3V,layout,DMDP数据线为90欧差分走线。但是连接OTG时出现无法识别,最开始 有成功过一下,后来一直都是无法识别状态,不清楚是什么问题。该USB口作为设备时接U盘可以识别,读取正常。
2 SD卡烧录异常。SD卡可以正常读写,但是SD卡烧录的时候。到后面一直提示如下错误。查询发现有/dev/ubi_ctrl文件,但是 没有/dev/ubi0,不清楚哪里出现问题。
root@ATK-IMX6U:~# [ 12.927526] random: nonblocking pool is initialized
Erasing 128 Kibyte @ 0 -- 100 % complete
Erasing 128 Kibyte @ e0000 -- 100 % complete
正在擦除设备树分区...
Erasing 128 Kibyte @ e0000 -- 100 % complete
正在烧写设备树...
正在擦除内核分区...
Erasing 128 Kibyte @ 7e0000 -- 100 % complete
正在烧写内核...
正在擦除文件系统分区,请稍候...
Erasing 128 Kibyte @ 7d80000 -[ 19.575179] ICM20608 ID = 0X0
Erasing 128 Kibyte @ 1f140000 -- 99 % complete flash_erase: Skipping bad block at 1f160000
flash_erase: Skipping bad block at 1f180000
flash_erase: Skipping bad block at 1f1a0000
flash_erase: Skipping bad block at 1f1c0000
Erasing 128 Kibyte @ 1f1c0000 -- 100 % complete
ubiformat: mtd5 (nand), size 522059776 bytes (497.9 MiB), 3983 eraseblocks of 131072 bytes (128.0 KiB), min. I/O size 2048 bytes
libscan: scanning eraseblock 3982 -- 100 % complete
ubiformat: 3979 eraseblocks are supposedly empty
ubiformat: 4 bad eraseblocks found, numbers: 3979, 3980, 3981, 3982
ubiformat: formatting eraseblock 3982 -- 100 % complete
libubi: error!: cannot open "/dev/ubi_ctrl"
error 19 (No such device)
ubiattach: error!: cannot attach mtd5
error 19 (No such device)
libubi: error!: cannot get information about "/dev/ubi0"
error 2 (No such file or directory)
ubimkvol: error!: error while probing "/dev/ubi0"
error 2 (No su[ 69.804204] UBIFS error (pid: 761): cannot open "ubi0:rootfs", error -19ch file or directory)
|
|