[U-Boot-Users] No boot prompt on Ebony 440GP board
Gregg Lastname
gregglastname at hotmail.com
Thu Jul 7 00:56:05 CEST 2005
I have a PPC440GP evaluation board ("Ebony"). I used the buildroot tools
from buildroot.uclibc.org to build a cross compiler based on gcc 3.4.4. I
then built u-boot by issuing
make EBONY_config
make
which built u-boot without any errors. I then wrote the resulting u-boot.bin
file to flash using a JTAG programmer. I set the DIP switches and jumpers
according to the README.ebony instructions. When I power the board up, the
following console text is generated:
----begin console output-----
U-Boot 1.1.2 (Jul 6 2005 - 15:51:04)
IBM PowerPC 440 GP Rev. C
Board: IBM 440GP Evaluation Board (Ebony)
VCO: 600 MHz
CPU: 300 MHz
PLB: 100 MHz
OPB: 50 MHz
EPB: 50 MHz
I2C: ready
DRAM: I2c read: failed 4
I2c read: failed 4
128 MB
-----end console output-----
and then nothing more happens. No prompt is displayed. I tried the J41/J42
bootstrap corruption directions, but it did not seem to have any effect.
Could someone suggest what to do next? I assume I am supposed to receive a
prompt that enables me to enter interactive commands. Is that correct?
Thanks.
Gregg
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