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

Ori Idan
2007-06-11T11:35:16Z

Check crystal rate.
Although usually if you have a wrong clock frequency, you will get
garbage characters.

--
Ori Idan

On 6/11/07, Queenie <queenie245@gmail.com> wrote:
>
>
> Yes.. U r right. Iam not using the ixdp425 (development) board.
> What iam using is a customised board having IXP425.
>
> On this board, I tried with the REDBOOT prebuilt utility for ixdp425 board (
> development board) from the web and I could see the console message on my
> hyperterminal.
>
> I was wondering y I cannot observe the same with my U-boot. is there any
> extra configuration needed?
>
> I checked the CFG_IXP425_CONSOLE macro in u-boot and saw thats its assigned
> to IXP425_UART1 of the IXP425 chip. I also checked the circuit diagram of my
> customised target platform and found that the console is connected to UART1
> only.
>
> What could be causing this problem?
>
>
> Stefan Roese 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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