Hi Wolfgang, On Mon, Mar 28, 2011 at 4:40 PM, Wolfgang Denk <w...@denx.de> wrote: > Commit 44c6e65 "rename _end to __bss_end__ broke building of a large > number of systems (at least all PowerPC?): > > libstubs.o: In function `app_startup': > examples/standalone/stubs.c:197: undefined reference to `__bss_end__' > > As a workaround (instead of introducing linker scripts) we can > add a --defsym=__bss_end__=_end > > Signed-off-by: Wolfgang Denk <w...@denx.de> > Cc: Po-Yu Chuang <ratb...@faraday-tech.com> > Cc: Albert Aribaud <albert.arib...@free.fr> > --- > > > What I really do not understand is why we don't see the same type of > undefined reference errors on ARM? ALso, on ARM we see __bss_end__ > and _bss_end__, and __bss_start und __bss_start__ - where are the > other names coming from? [On PPC we see only __bss_start and > __bss_end__].
Do you mean _end here? If there is __bss_end__ on PPC, then there is no problem, right? > examples/standalone/Makefile | 1 + > 1 files changed, 1 insertions(+), 0 deletions(-) > > diff --git a/examples/standalone/Makefile b/examples/standalone/Makefile > index c1dfdce..06cf14f 100644 > --- a/examples/standalone/Makefile > +++ b/examples/standalone/Makefile > @@ -96,6 +96,7 @@ $(LIB): $(obj).depend $(LIBOBJS) > $(ELF): > $(obj)%: $(obj)%.o $(LIB) > $(LD) -g -Ttext $(STANDALONE_LOAD_ADDR) \ > + --defsym=__bss_end__=_end \ > -o $@ -e $(SYM_PREFIX)$(notdir $(<:.o=)) $< $(LIB) \ > -L$(gcclibdir) -lgcc > > -- > 1.7.4 > > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot > _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot