[U-Boot-Users] Blank console with IXDP425 in U-boot-1.1.6

Ori Idan ori at helicontech.co.il
Mon Jun 11 13:25:12 CEST 2007


Could it be that your hardware uses a different UART?
I had similar problem with a board of my customer that used different
UART. in his case the change was simple, just change
CFG_IXP425_CONSOLE from IXP425_UART1 to IXP425_UART2 in
include/configs/ixdp425.h

Check the UART in you board.

-- 
Ori Idan

On 6/11/07, Stefan Roese <sr at denx.de> wrote:
> Hi Queenie,
>
> On Monday 11 June 2007, Queenie wrote:
> > Iam a newbie in this field. I have a customed target board having IXP425.
> > This board has been working fine with Redboot. I do not have the working
> > source code for Redboot but only the bin file which works fine.
> > I now want to customise the u-boot and make u-boot the bootloader for this
> > board.
> >
> > I have downloaded u-boot-1.1.6. Also I have downloaded the npe microcode
> > from intel website (IPL_ixp400NpeLibrary-2_4).
> > The tool chain I have downloaded is arm-linux-tools-20061213.tar.gz
> > I have added the toolchain in my $PATH (.bash_profile file)
> > I complied my u-boot for IXDP425 by giving the command "make
> > ixdp425_config" and the "make all"
>
> Yes, but if I understand you correctly, then you don't have the Intel IXDP425
> board, but a custom specific board. Correct? I assume that there are some
> differences to the Intel board. What are those differences? You have to
> *port* U-Boot to your specific hardware.
>
> > It complied sucessfully and gave me a u-boot.bin and u-boot.srec file.
> >
> > I used this u-boot.bin file and loaded it into my target board flash using
> > an ICE. after this is accomplished, I restarted the board and connected the
> > console of my target board so that i could observe the bootloader prompt on
> > the hyperterminal.
> > I see nothin on the console (hyperterminal)
> > I have connect it with baud rate 115200, 8 data bits, parity bits none, 1
> > stop bit and flow control as none. I even tried with flow control as
> > hardware.
> >
> > Please advise where i could be going wrong and how i should proceed.
>
> As mentioned above, using a binary compiled for a different board will in most
> cases not work.
>
> Best regards,
> Stefan
>
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