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我在ＡＭ４３７ＸＥＶＭ启动时，Ｕｂｏｏｔ出现了Hit any key to stop autoboot: ２；但是按键停不下来？Uboot 自动倒计时进入了Ｌｉｎｕｘ。我希望能进入uboot 命令行
yuanjianhua yuanjianhua：
回复 Shine:
从ＳＤ卡启动的
U-Boot 2014.07-gfb6ab76 (Jul 06 2015 – 16:10:49)I2C:ready
DRAM:1 GiB
NAND:512 MiB
MMC:OMAP SD/MMC: 0, OMAP SD/MMC: 1
reading uboot.env** Unable to read "uboot.env" from mmc0:1 **
Using default environmentNet:<ethaddr> not set. Validating first E-fuse MAC
cpsw, usb_ether
Hit any key to stop autoboot:0
switch to partitions #0, OK
mmc0 is current device
SD/MMC found on device 0
reading uEnv.txt
717 bytes read in 3 ms (233.4 KiB/s)
Loaded environment from uEnv.txt
Importing environment from mmc …
4355472 bytes read in 212 ms (19.6 MiB/s)
48112 bytes read in 25 ms (1.8 MiB/s)
Booting from mmc0 …
Kernel image @ 0x82000000 [ 0x000000 – 0x427590 ]
## Flattened Device Tree blob at 88000000Booting using the fdt blob at 0x88000000Loading Device Tree to 8fff1000, end 8ffffbef …就是 Hit any key to stop autoboot:在这一步按键ＵＢｏｏｔ停不下来，按键没有问题的，能进入Ｌｉｎｕｘ系统
