[U-Boot-Users] -mrelocatable

Woodruff, Richard r-woodruff2 at ti.com
Wed May 19 19:46:52 CEST 2004


I meant to be talking about the -Ttext option.  If set to 0 or below
some threshold it generates the wrong code.  Above it gives the
following compile errors.

Regards,

Richard W.

------------------------
arm-linux-ld -Bstatic -T
/home/a0384864/wtbu/loader/u_1_1_0/u-boot-1.1.0/board/omap1510inn/u-boot
.lds -Ttext 0x11080000  $UNDEF_SYM cpu/arm925t/start.o \
                --start-group lib_generic/libgeneric.a
board/omap1510inn/libomap1510inn.a cpu/arm925t/libarm925t.a
lib_arm/libarm.a fs/cramfs/libcramfs.a fs/fat/libfat.a fs/fdos/libfdos.a
fs/jffs2/libjffs2.a fs/reiserfs/libreiserfs.a net/libnet.a
disk/libdisk.a rtc/librtc.a dtt/libdtt.a drivers/libdrivers.a
drivers/sk98lin/libsk98lin.a post/libpost.a post/cpu/libcpu.a
common/libcommon.a --no-warn-mismatch -L
/home/a0384864/wtbu/tools/3_4_0/bin/../lib/gcc/arm-linux/3.4.0 -lgcc
--end-group \
                -Map u-boot.map -o u-boot
/home/a0384864/wtbu/tools/3_4_0/bin/../lib/gcc/arm-linux/3.4.0/libgcc.a(
_udivsi3.oS)(.text+0xec):/work/GNU/CodeSourcery/gcc/gcc/config/arm/lib1f
uncs.asm:642: relocation truncated to fit: R_ARM_PLT32 __div0
/home/a0384864/wtbu/tools/3_4_0/bin/../lib/gcc/arm-linux/3.4.0/libgcc.a(
_divsi3.oS)(.text+0x11c):/work/GNU/CodeSourcery/gcc/gcc/config/arm/lib1f
uncs.asm:762: relocation truncated to fit: R_ARM_PLT32 __div0
/home/a0384864/wtbu/tools/3_4_0/bin/../lib/gcc/arm-linux/3.4.0/libgcc.a(
_umodsi3.oS)(.text+0xc0):/work/GNU/CodeSourcery/gcc/gcc/config/arm/lib1f
uncs.asm:683: relocation truncated to fit: R_ARM_PLT32 __div0
/home/a0384864/wtbu/tools/3_4_0/bin/../lib/gcc/arm-linux/3.4.0/libgcc.a(
_modsi3.oS)(.text+0xd8):/work/GNU/CodeSourcery/gcc/gcc/config/arm/lib1fu
ncs.asm:822: relocation truncated to fit: R_ARM_PLT32 __div0
make: *** [u-boot] Error 1

> -----Original Message-----
> From: wd at denx.de [mailto:wd at denx.de]
> Sent: Wednesday, May 19, 2004 12:41 PM
> To: Woodruff, Richard
> Cc: Jeff Tucker; u-boot-users at lists.sourceforge.net
> Subject: Re: [U-Boot-Users] -mrelocatable
> 
> In message
<71555548814716479478431542AA5F8ADF8B52 at dlee2k04.ent.ti.com>
> you wrote:
> > Perhaps I read the fragment wrong.  We needed to apply this patch as
the
> 
> Maybe you should include a little bit of introduction  what  you  are
> talking about.
> 
> > relocate option generated bad code or code which would not compile
using
> > a version of GCC3.4 (depending on the relocation address it would
fail
> > to compile or compile and generate bad code).
> 
> What do you mean with "relocation address"?
> 
> > In general I think there are also changes which were made to the
u-boot
> > source structure to allow them to compile properly with newer GCC's.
> 
> The changes made was to replace "-mrelocatable" with "-fPIC".
> 
> 
> Best regards,
> 
> Wolfgang Denk
> 
> --
> Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
> Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd at denx.de
> Human beings were created by water to transport it uphill.




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