Re: [avr-gcc-list] problems with linker

[Steve Joiner]

Well, I got binutils-2.13, rebuilt avr-gcc and avr-libc. 
Unfortunately, I still get exactly the same thing -- my sections are
the wrong sizes.

Anyone have any other ideas?

Thanks,
Steve

--- Raphael Assenat <address@hidden> wrote:
> Hi, I also had problems building my avr environment using the latest
> cvs
> versions of binutils, gcc, and avr-libc, and I followed the same
> instructions 
> as you.
> 
> I could not compile some of my programs, I got a lot of linker errors
> similar 
> to this one:
> 
>
objs/p1.o(.text+0xb8):/home/raph/0Work/programming/ylib/programs/ATmega163_p1leds/p1.c:228:
> 
> relocation truncated to fit: R_AVR_7_PCREL no symbol
> objs/p1.o(.text+0x37c): In function `_p1_expand_data':
> 
> I dont understand what exactly was the problem, but when I replaced
> binutils 
> by the latest release(2.13)(not cvs snapshot) and recompiled gcc (3.3
> 
> 20020924) as well as avrl-libc (latest cvs), everything went well.
> 
> I dont know if you're doing something wrong, but maybe you can try
> binutils 
> 2.13 and see if the problem you've found is fixed.
> 
> I hope this helps.
> 
> On Tuesday 24 September 2002 04:48 pm, you wrote:
> > Hello,
> >
> > I'm trying to get my avr build environment working.  I've got the
> > latest snapshots of binutils and gcc (binutils-020924 and
> > gcc-20020923).  I also grabbed avr-libc from CVS today (9/24).  I
> > followed the instructions at
> >
> >
>
http://savannah.nongnu.org/download/avr-libc/doc/avr-libc-user-manual/insta
> >ll_tools.html
> >
> > and was able to build and install everything without any problems.
> > I've got a simple program, foo.c that I'm trying to compile for the
> > at90s4433.  I issue the following command:
> >
> > avr-gcc -g -mmcu=at90s4433 -Wl,-Map,foo.map foo.c
> >
> > It builds successfully, but the start of the map file looks like
> this:
> >
> > Archive member included because of file (symbol)
> >
> > /usr/local/atmel/lib/gcc-lib/avr/3.3/libgcc.a(_copy_data.o)
> >                               /tmp/ccgWgtvZ.o (__do_copy_data)
> > /usr/local/atmel/lib/gcc-lib/avr/3.3/libgcc.a(_clear_bss.o)
> >                               /tmp/ccgWgtvZ.o (__do_clear_bss)
> >
> > Memory Configuration
> >
> > Name             Origin             Length             Attributes
> > text             0x00000000         0x00002000         xr
> > data             0x00800060         0x0000ffa0         rw !x
> > eeprom           0x00810000         0x00010000         rw !x
> > *default*        0x00000000         0xffffffff
> >
> > Linker script and memory map
> >
> > LOAD
> > /usr/local/atmel/lib/gcc-lib/avr/3.3/../../../../avr/lib/crts4433.o
> > LOAD /tmp/ccgWgtvZ.o
> > LOAD /usr/local/atmel/lib/gcc-lib/avr/3.3/libgcc.a
> > LOAD
> /usr/local/atmel/lib/gcc-lib/avr/3.3/../../../../avr/lib/libc.a
> > LOAD /usr/local/atmel/lib/gcc-lib/avr/3.3/libgcc.a
> >
> > This seems wrong to me because it is reporting the length of the
> text
> > section as 0x2000 and the length of the data section as 0xffa0.
> > According to the data sheet, they should be 0x800 and 0xf0,
> > respectively.  The eeprom length looks wrong too.
> >
> > Can anyone tell me what I'm doing wrong here?
> >
> > Thanks,
> > Steve
> >
> >
> >
> >
> >
> > __________________________________________________
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