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Date: Thu, 01 Nov 2001 16:30:00 -0000
From: Andrew Cagney <ac131313@cygnus.com>
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To: Vermeulen Jan <Jan.Vermeulen@siemens.atea.be>
Cc: "'gdb@sources.redhat.com'" <gdb@sources.redhat.com>
Subject: Re: powerpc simulator questions
References: <E76F715C0429D5118F2100508BB9EDEE0261359D@hrtades7.atea.be>
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> OUTPUT_ARCH(powerpc)   /* Specify the output machine architecture */
> 
> ENTRY(main);
> 
> /*
> MEMORY
> {
>   vects (rx): ORIGIN = 0x0,  LENGTH = 1023 
>   rom1 (rx): ORIGIN = 0x400, LENGTH= 511K
>   ramcode (rwx): ORIGIN = 0x800000, LENGTH = 2048K
>   ramdata (rw): ORIGIN = 0x0A00000, LENGTH = 2048K
> }
> */
> 
> SECTIONS {
>   . = 0x0;
>   .vector0 :
>     {
>       LONG(ABSOLUTE( main ))
>     }
>   . = 0x400;
>   .text :
>     { 
>     *(.text)
>     }
>   . = 0xA00000;
>   .data : 
>     {
>     *(.data)
>     }
>   .bss  :
>     { 
>     *(.bss)
>       end = ALIGN(0x8);
>     }
> }
> 
> Then i ran insight, did "target sim", "load" and it spit out something like
> /openprom/init/load-binary: broken transfer.

That sounds like a lack of memory.

Try ``target sim -t print-device-tree''.  It will dump out a heap of 
info.  At the bottom should be something like:

/memory@0/reg 0 0x100000

which indicates 1mb of ram at address zero.  Your program looks to be 
loading at 0x800000.

Andrew