Generated xilinx linux 2.6 image sections

Stephen Neuendorffer stephen.neuendorffer at
Tue Jan 22 05:45:48 EST 2008

The testapps are generated using a different linker script.

Based on what you sent out, it looks like your EDK design has a memory
at 0x10000000, but this is
not reflected in the linux image you've generated.  This makes me
suspect that you haven't generated the BSP and copied the appropriate
xparameters file over xparameters_xup.h (assuming you are using


> -----Original Message-----
> From: at
> at] On Behalf Of greenlean
> Sent: Monday, January 21, 2008 5:06 AM
> To: linuxppc-embedded at
> Subject: Generated xilinx linux 2.6 image sections
> Hi all,
> I'm trying to boot the 2.6 xilinx kernel downloaded from their git
server in
> the XUPV2P board I'm really having troubles (I can't see anything in
> minicom console terminal). I'm not seeing anything, neither the
> kernel string nor the prompt with the memory addresses that kernel
prompt at
> first time, so I have started to distrust of anything.
> When I download the kernel using xmd, I see:
> XMD% dow imagen_UART16550_ml300.elf
>         section, .text: 0x00400000-0x0040387b
>         section, .data: 0x00404000-0x004e6fff
>         section, .bss: 0x004e7000-0x004e919f
> Downloaded Program imagen_UART16550_ml300.elf
> Setting PC with Program Start Address 0x00400000
> and when I download some of the TestApp generated by EDK I see:
> XMD% dow perif.elf
>         section, .vectors: 0xfffe0000-0xfffe20c3
>         section, .text: 0x10000000-0x10003b7b
>         section, .init: 0x10003b7c-0x10003b9f
>         section, .fini: 0x10003ba0-0x10003bbf
>         section, .boot0: 0xfffe20c4-0xfffe20d3
>         section, .boot: 0xfffffffc-0xffffffff
>         section, .rodata: 0x10003bc0-0x10004111
>         section, .sdata2: 0x10004114-0x10004113
>         section, .sbss2: 0x10004114-0x10004113
>         section, .data: 0x10004114-0x10004243
>         section, .got: 0x10004244-0x10004243
>         section, .got1: 0x10004244-0x10004243
>         section, .got2: 0x10004244-0x1000425f
>         section, .ctors: 0x10004260-0x10004267
>         section, .dtors: 0x10004268-0x1000426f
>         section, .fixup: 0x10004270-0x1000426f
>         section, .eh_frame: 0x10004270-0x10004277
>         section, .jcr: 0x10004278-0x1000427b
>         section, .gcc_except_table: 0x1000427c-0x100042
>         section, .sdata: 0x1000427c-0x10004293
>         section, .sbss: 0x10004294-0x100042a3
>         section, .bss: 0x100042a4-0x10004473
>         section, .stack: 0x10004474-0x1000647f
>         section, .heap: 0x10006480-0x1000847f
> Downloaded Program perif.elf
> Setting PC with Program Start Address 0xfffffffc
> Does anybody know why the kernel elf don't have a boot section like
> TestApp generated by EDK?
> I suppossed this is because the image kernel is compressed, but
> beeing compressed it should have a boot section or something similar
> It's right that the kernel start address is set to the 0x00400000??
> Or does the section .text  contains all the kernel code to uncompresse
> code of the kernel??
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