zImage works, but not vmlinux

[f. achkar]

On 05/25/2010 12:54 PM, Kristoffer Ericson wrote:
> On Tue, May 25, 2010 at 11:43:17AM -0400, f. achkar wrote:
>   
>> Hi,
>> I have tried to send this message some part of it was ignored, resending
>> sorry ...
>>
>> greetings,
>> I'm newbie to arm linux, so pls if my issue is already addressed just
>> point me to that reference. I'm trying to learn, but couldn't pass the
>> following stage:
>> I have a s3c245 based board, I have a working compressed kernel image
>> zImage, this image boots properly via u-boot-1.1.6, however I simply
>> failed to load (i.e., boot vmlinux) via u-boot directly from SDRAM.
>>
>> more details:
>>
>>    1. I let the target boot until the message of "  Hit any key to stop
>>       autoboot: " for which I hit enter, (this initialized the board
>>       enables MMU, I-Cache, .. etc);
>>    2. board info as seen by u-boot
>>       # bdinfo
>>       arch_number = 0x00000648
>>       env_t       = 0x00000000
>>       boot_params = 0x30000100
>>       DRAM bank   = 0x00000000
>>       -> start    = 0x30000000
>>       -> size     = 0x04000000
>>       DRAM bank   = 0x00000001
>>       -> start    = 0x38000000
>>       -> size     = 0x04000000
>>       ethaddr     = ...:5B
>>       ip_addr     = ...200
>>       baudrate    = 115200 bps
>>    3. laod vmlinux to SDRAM :
>>       tftp 30008000 vmlinux
>>       TFTP from server ...210; our IP address is ...200
>>       Filename 'vmlinux'.
>>       Load address: 0x30008000
>>       Loading: T ############ .....
>>    4. # bootm 30008000
>>       ## Booting image at 30008000 ...
>>       Boot with Image
>>       do not support this address : 30008000
>>
>>       Starting kernel ...
>>     
> Is that kernel compiled with early printk? 
>   
the kernel version is 2.6.21-1, and there is no early_printk support yet
for that version!
thanks
>   
>> and nothing happens it probably crashed somewhere, why zImage works
>> while vmlinux does not?
>> thanks,
>> ferar
>>
>>
>> _______________________________________________
>> linux-arm-kernel mailing list
>> linux-arm-kernel at lists.infradead.org
>> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>>