sudo 出现的权限问题

 

NAND erase: device 0 offset 0x2a0000, size 0x7d60000

Skipping bad block at  0x01620000

Erasing at 0x7fe0000 -- 100% complete.

OK

U-Boot> tftp 0x20400000 romfs.yaffs2

macb0: link up, 100Mbps full-duplex (lpa: 0x45e1)

Using macb0 device

TFTP from server 192.168.16.212; our IP address is 192.168.16.213

Filename 'romfs.yaffs2'.

Load address: 0x20400000

Loading: *

TFTP error: 'Access violation' (2)

Starting again

 

macb0: link up, 100Mbps full-duplex (lpa: 0x45e1)

Using macb0 device

TFTP from server 192.168.16.212; our IP address is 192.168.16.213

Filename 'romfs.yaffs2'.

Load address: 0x20400000

Loading: *

TFTP error: 'Access violation' (2)

Starting again

 

 

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出现下载问题   TFTP error 是因为没有sudo  chmod 655 XX