Hi Pallavi, Thank you for the idea, The "DISABLE_XIP=1" in vendor/config/armnommu/config.arch will prevent the "-D__PIC__ -fpic -msingle-pic-base" to be set into the CFLAGS. So I think it is the same idea in my previuos reply of this thread. :-)
Drag 2008/12/30 Pallavi Manjunath <pallavi.manjun...@techendeavour.com> > Hi, > > > > I faced the same problem with Has-PIC-GOT. > > According to my Knowledge you can remove the option -fpic while compiling. > > Please remove all the options related to pic. > > Please Let me know if it works. > > > > Pallavi. > > > ------------------------------ > > *From:* uclinux-dev-boun...@uclinux.org [mailto: > uclinux-dev-boun...@uclinux.org] *On Behalf Of *Yuan-Lung Li > *Sent:* 30 December 2008 15:48 > *To:* uClinux development list > *Subject:* Re: [uClinux-dev] How to build bFLT without flag:"Has-PIC-GOT" > > > > Dear Arthur, > > Thank you, but I didn't try other toolchain in different version. And it is > hard for me to build toolchain by myself.(I have failed for hundred of > time...Orz) > > Drag > > 2008/12/29 Arthur Wong <wzc0...@gmail.com> > > Hi. > > 2008/12/27 Yuan-Lung Li <dra...@gmail.com> > > Dear all, > > I have search the solution for this problem about 2 months... > > Here is my environment: > > > > Toolchain: > > arm-linux-tools-20070808.tar.gz fownloaded from > http://ftp.snapgear.org/pub/snapgear/tools/arm-linux/arm-linux-tools-20070808.tar.gz > > > Do you have tried the arm-linux-gcc.3.4.x, such as arm-linux-tools-20061213 > ? > > > > > <http://ftp.snapgear.org/pub/snapgear/tools/arm-linux/arm-linux-tools-20070808.tar.gz> > > > > uClinux Distribution: > > uClinux-dist-20080808.tar.gz downloaded from > http://www.uclinux.org/pub/uClinux/dist/uClinux-dist-20080808.tar.bz2 > > > > Now I got stuck on the booting after /bin/init running. Seems the init > launch the sash shell and then do_rc in the /etc/rc in the romfs. After > first command "hostname XXXX" executed, the program counter goes some > invalid place. I am using the non-XIP version of kernel. I did some trial as > below: > > 1. replace the first command as "ls /bin" or "cat /etc/motd", the main > function of them works well but the platform dead after return. > > 2. I download the romfs "romfs.2.4.x" from > http://www.uclinux.org/pub/uClinux/utilities/armulator/romfs.2.4.x.gz > The OS start and I see the promt!!! > > 3. I use the arm-linux-flthdr to check the binary in "romfs.2.4.x" every > bFlt in /bin has the header below: > > /mnt/bin/init > Magic: bFLT > Rev: 4 > Build Date: not specified > Entry: 0x50 > Data Start: 0x3050 > Data End: 0x33b0 > BSS End: 0x48b0 > Stack Size: 0x1000 > Reloc Start: 0x33b0 > Reloc Count: 0x94 > Flags: 0x1 ( Load-to-Ram ) > > 4. I also check the binaries in my romfs directory, evey bFlt in > romfs/bin has the header below: > > romfs/bin/init > Magic: bFLT > ..... > > Flags: 0x2 ( Has-PIC-GOT ) > > 5. modifying the "vendors/config/armnommu/config.arch" to make the > LDFLAGS+= -Wl,-elf2flt="-r", the build result of the romfs bFlt as below: > > romfs/bin/init > Magic: bFLT > ......... > > Flags: 0x3 ( Load-to-Ram Has-PIC-GOT ) > > The romfs still made my platform dead in nasty place. > > 6. I have trace many discussion, some kind like "arm-linux-flthdr -r > romfs/init", the result is the same as trial number 5. > > > > How can I build the romfs with the bFlt in pure "Load-to-Ram"(aka the > Flags:0x1)? > > > > Many thanks for any idea and replying. > > > > Drag > > > > _______________________________________________ > uClinux-dev mailing list > uClinux-dev@uclinux.org > http://mailman.uclinux.org/mailman/listinfo/uclinux-dev > This message was resent by uclinux-dev@uclinux.org > To unsubscribe see: > http://mailman.uclinux.org/mailman/options/uclinux-dev > > > > _______________________________________________ > uClinux-dev mailing list > uClinux-dev@uclinux.org > http://mailman.uclinux.org/mailman/listinfo/uclinux-dev > This message was resent by uclinux-dev@uclinux.org > To unsubscribe see: > http://mailman.uclinux.org/mailman/options/uclinux-dev > > > > _______________________________________________ > uClinux-dev mailing list > uClinux-dev@uclinux.org > http://mailman.uclinux.org/mailman/listinfo/uclinux-dev > This message was resent by uclinux-dev@uclinux.org > To unsubscribe see: > http://mailman.uclinux.org/mailman/options/uclinux-dev >
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