Re: Linking a shared library in embedded arm9 system without os

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Honza wrote:
> 
> Hello,
> 
> I'm working on embedded system based on an arm926ej-s processor. We use a
> 32MB SDRAM to run a code,which is booted from a serial flash.
> Unfortunately the flash is too small and now I need to somehow deal with
> it. I have a SD card available so I want to put a part of a code (library)
> there and load it to RAM during the boot.
> 
> I'm able to take a piece of data and copy it everywhere with my bootloader
> but unfortunately I can't figure out how to link the project. I thought
> that I put all the symbols from library to some special linker section
> with defined address (like __attribute__((section=)) does), but it seems
> it cannot be done globally (my library is relatively big, hundreds of
> functions). Maybe building the library as the shared object could be the
> way - but don't know how to prepare the linker script as I use the one
> provided with Rowley Crossworks IDE, which has no support for dynamic
> linking (no sections .dynamic, .hash, .pot etc.) because it is normally
> used for non-os solutions.
> 
> Is there anyone who could give me any advices about my issue, please?
> 
> with best regards
> Jan
> 

I forgot to mention that I we are using arm-elf target with gcc 4.4.5

regards
Jan
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