[U-Boot-Users] Unable to boot linux on ARM based board: gunzip hangs

Stefan Herbrechtsmeier hbmeier at uni-paderborn.de
Wed May 9 14:25:00 CEST 2007


Hi,

Pharaoh . schrieb:
> On 5/9/07, Michael Trimarchi <trimarchi at gandalf.sssup.it> wrote:
>   
>> Hi,
>>     
>>> I am trying to make Linux work on omap 850 based board which has an
>>> ARM926EJS. I have u-boot ported and installed on it and minimal linux
>>> support for the board is also there. The kernel image is in format
>>> expected by u-boot and I have followed all the
>>> needed steps like using mkimage etc. While uncompressing the linux
>>> image the system hangs, in gunzip function which is defined in
>>> inflate.c. No error is returned,
>>>
>>>       
>> One possibility is that you have your sdram not well configured. Do you
>> have a lowlevel debug in linux?
>> Regards Michael
>>
>>
>>     
>
> I dont think so, since I have re-checked it. I tried with a new kernel
> image and now I am getting gunzip error :
>
> I am making the image as
>
> 6# mkimage -A arm -O linux -T kernel -C gzip -a 0x10009000 -n "Kernel
> Image" -d linux.bin.gz uImage.cc
> Image Name:   Kernel Image
> Created:      Wed May  9 16:02:57 2007
> Image Type:   ARM Linux Kernel Image (gzip compressed)
> Data Size:    1200234 Bytes = 1172.10 kB = 1.14 MB
> Load Address: 0x10009000
> Entry Point:  0x10009000
>
>
> and then I do bootm 0x10009000..
>
> Booting image at 10009000 ...
>    Image Name:   Kernel Image
>    Image Type:   ARM Linux Kernel Image (gzip compressed)
>    Data Size:    1200234 Bytes =  1.1 MB
>    Load Address: 10009000
>    Entry Point:  10009000
>    Verifying Checksum ... OK
>    Uncompressing Kernel Image ... Error: inflate() returned -3
> GUNZIP ERROR - must RESET board to recover
>
> Is it because of I am having wrong addresses?
>
>
> It is a arm 926 based board.
>
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>   
I had similar problems on my board. U-Boot work fine, but the Kernel 
hangs on different places for different images.
My fault was the configuration of the row and column address width.

regards,
  Stefan




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