Problems while booting

Hello together,

i have a problem with my tiny6410.
The bootloader won't work.
While booting the u-boot- loader i get the followng information:

---------------------------------------------------------------------
U-Boot 1.1.6 (Jul  3 2011 - 22:06:17) for FriendlyARM MINI6410


CPU:     S3C6410@532MHz
         Fclk = 532MHz, Hclk = 133MHz, Pclk = 66MHz, Serial = CLKUART (SYNC
Mode) 
Board:   MINI6410
DRAM:    256 MB
Flash:   0 kB
NAND:    2048 MB 
In:      serial
Out:     serial
Err:     serial
undefined instruction
pc : [<c6e114a8>]     lr : [<c7e113b8>]
sp : c7ffff24  ip : 00000011   fp : c7e60a0d
r10: c7e60a28  r9 : 00000003   r8 : 8de27559
r7 : c7e608d4  r6 : c7e2698f   r5 : c7e608d4  r4 : c7ffff5c
r3 : c7e608d5  r2 : 00000062   r1 : 00000011  r0 : 00000011
Flags: nzCv  IRQs off  FIQs off  Mode SVC_32
Resetting CPU ...

reset... 

OK
------------------------------------
While booting my screen is white, sometimes there are coloured lines on it.

I hope, you can help me....

Thomas

Do you boot from NAND? If yes, it seems the uboot image in the NAND is
somehow clobbered. Use the superboot bootloader to restore it.

Hi thomos,

I am using the same board. using the Nand boot. I am unable to get the
u-boot prompt. How did you get the u-boot prompt. Please help me

-mohan