Re: Kernel Panics on armv4t with gcc.4.5.1

[Darren Hart <dvhart@linux.intel.com>]

On 02/03/2011 09:00 AM, Kamble, Nitin A wrote:
> Hi Diego,
>
> Good to know your kernel panic is gone. The 4.5.1 tree is arm specific
> linaro patches, which probably helping you. You can also try the
> meta-linaro layer.
>
> http://git.pokylinux.org/cgit/cgit.cgi/meta-linaro/

This has moved:

http://git.pokylinux.org/cgit/cgit.cgi/poky-extras

>
> And Darren is working on updating that layer currently. The gcc from
> that layer has linaro arm patches.

I'm running into some build issues during the uprev, but hoping to have 
it done ASAP.

--
Darren

>
> Thanks,
>
> Nitin
>
> *From:*Diego Sueiro [mailto:diego.sueiro@gmail.com]
> *Sent:* Tuesday, February 01, 2011 7:34 AM
> *To:* Kamble, Nitin A
> *Cc:* yocto@yoctoproject.org
> *Subject:* Re: [yocto] Kernel Panics on armv4t with gcc.4.5.1
>
> Nitin,
>
> After removing:
>
>     echo "/* GNU ld script
>
>     Use the shared library, but some functions are only in
>
>     the static library. */
>
>     GROUP ( libgcc_s.so.1 libgcc.a )" > ${D}${libdir}/libgcc_s.so
>
> from gcc-package-target.inc and gcc-package-cross.inc, the gcc 4.5.2 was
> successfully compiled.
>
>
> And no kernel panic anymore. :-D
>
> I just want to understand what is wrong with gcc 4.5.1.
>
> Regards,
>
> --
> *dS
> Diego Sueiro
>
> Administrador do Portal Embarcados
> www.embarcados.com.br <http://www.embarcados.com.br>
>
> /*long live rock 'n roll*/
>
> On Tue, Feb 1, 2011 at 8:40 AM, Diego Sueiro <diego.sueiro@gmail.com
> <mailto:diego.sueiro@gmail.com>> wrote:
>
> Nitin,
>
> I got this error:
>
> /home/dev/yocto-repo/build/tmp/sysroots/i686-linux/usr/bin/armv4t-poky-linux-gnueabi/arm-poky-linux-gnueabi-ld:
> /usr/lib/crti.o: Relocations in generic ELF (EM: 3)
>
> /home/dev/yocto-repo/build/tmp/sysroots/i686-linux/usr/bin/armv4t-poky-linux-gnueabi/arm-poky-linux-gnueabi-ld:
> /usr/lib/crti.o: Relocations in generic ELF (EM: 3)
>
> /usr/lib/crti.o: could not read symbols: File in wrong format
>
> collect2: ld returned 1 exit status
>
> make[2]: *** [libgcc_s.so] Error 1
>
> make[2]: *** Waiting for unfinished jobs....
>
> arm-poky-linux-gnueabi-ranlib libgcc_eh.a
>
> arm-poky-linux-gnueabi-ranlib libgcc.a
>
> make[2]: Leaving directory
> `/home/dev/yocto-repo/build/tmp/work/armv4t-poky-linux-gnueabi/gcc-cross-intermediate-4.5.2-r3/gcc-4.5.2/build.i686-linux.arm-poky-linux-gnueabi/arm-poky-linux-gnueabi/libgcc'
>
> make[1]: *** [all-target-libgcc] Error 2
>
> make[1]: Leaving directory
> `/home/dev/yocto-repo/build/tmp/work/armv4t-poky-linux-gnueabi/gcc-cross-intermediate-4.5.2-r3/gcc-4.5.2/build.i686-linux.arm-poky-linux-gnueabi'
>
> make: *** [all] Error 2
>
> FATAL: oe_runmake failed
>
> Function 'do_compile' failed (see
> /home/dev/yocto-repo/build/tmp/work/armv4t-poky-linux-gnueabi/gcc-cross-intermediate-4.5.2-r3/temp/log.do_compile.646
> for further information)
>
> ERROR: Function 'do_compile' failed (see
> /home/dev/yocto-repo/build/tmp/work/armv4t-poky-linux-gnueabi/gcc-cross-intermediate-4.5.2-r3/temp/log.do_compile.646
> for further information)
>
>
> Regards,
>
> --
> *dS
> Diego Sueiro
>
> /*long live rock 'n roll*/
>
> On Mon, Jan 31, 2011 at 10:41 PM, Kamble, Nitin A
> <nitin.a.kamble@intel.com <mailto:nitin.a.kamble@intel.com>> wrote:
>
> Diego,
>
> Can you try with 4.5.2 gcc from this branch:
> http://git.pokylinux.org/cgit/cgit.cgi/poky-contrib/log/?h=nitin/khem_gcc_nitin
>
> Thanks,
>
> Nitin
>
> *From:*yocto-bounces@yoctoproject.org
> <mailto:yocto-bounces@yoctoproject.org>
> [mailto:yocto-bounces@yoctoproject.org
> <mailto:yocto-bounces@yoctoproject.org>] *On Behalf Of *Diego Sueiro
> *Sent:* Monday, January 31, 2011 10:53 AM
> *To:* yocto@yoctoproject.org <mailto:yocto@yoctoproject.org>
> *Subject:* [yocto] Kernel Panics on armv4t with gcc.4.5.1
>
> Folks,
>
> I'm not a kernel and neither a gcc expert developer, and after searching
> for a solution for the last 2 weeks I've decided to appeal to the list.
>
> I'm trying to build a kernel image (2.6.32 and 2.6.30) for mini2440
> (armv4t) with Yocto Project (poky master branch) and I'm facing a
> strange issue.
>
> If I compile the kernel with Yocto gcc recipes (gcc 4.5.1) the kernel
> will panic on init (console printed message is attached for kernel
> 2.6.30 and 2.6.32).
>
> But, if I compile the kernel with meta-oe gcc recipes (gcc 4.5)
> everything will be ok.
>
> Just for your reference these is the gcc recipes which I'm using:
>
>     http://git.yoctoproject.org/cgit/cgit.cgi/poky/tree/meta/recipes-devtools/gcc
>
>     http://git.openembedded.org/cgit.cgi/meta-openembedded/tree/recipes-devtools/gcc
>
> I've compiled with and without thumb instructions, but the issue remains.
>
> I've tried to apply the patches gcc-armv4-pass-fix-v4bx-to-ld.patch and
> gcc-arm-volatile-bitfield-fix.patch, but no success.
>
> Kind Regards,
>
> --
>
> *dS
> Diego Sueiro
>
> /*long live rock 'n roll*/
>


-- 
Darren Hart
Intel Open Source Technology Center
Yocto Project - Linux Kernel