: File type for u-boot elf file

I have OMAP L138 Hawkboard which is loaded with some other program.
I am new to this hawkboard and tried to boot as per instructions from user guide in http://www.hawkboard.org/ , system is not coming to hawkboard.org > to access command. It is coming as follows.

Please help me to make it ready.

Switch positions made as follows

Pin1 = ON
Pin2 = OFF
Pin3 = OFF
Pin4 = OFF

Terminal data as follows:

U-Boot 2009.01-dirty (Nov 26 2009 - 02:15:00)

DRAM:  128 MB
NAND:  NAND device: Manufacturer ID: 0x2c, Chip ID: 0xa1 (Micron NAND

128MiB 1,8
V 8-bit)
Bad block table found at page 65472, version 0x01
Bad block table found at page 65408, version 0x01
nand_read_bbt: Bad block at 0x03500000
nand_read_bbt: Bad block at 0x049a0000
128 MiB

In:    serial
Out:   serial
Err:   serial
ARM Clock : 300000000 Hz
DDR Clock : 150000000 Hz
Ethernet PHY: GENERIC @ 0x07
Hit any key to stop autoboot:  0

NAND read: device 0 offset 0x200000, size 0x300000 ..

Regards,
Rojan Joy

During this countdown you need to 'hit any key' to stop the boot from happening and give you the U-Boot prompt.

Tom