On Wed, Jun 15, 2011 at 8:36 PM, James Westby <james.westby@linaro.org> wrote:
Hi,

My apologies, I forgot to say that I had to use

 make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- KBUILD_DEBARCH=armel \
 deb-pkg

ah! thanks James it helped. 

which tells it to build the package for armel.

Thanks,

James

On Wed, 15 Jun 2011 17:24:03 +0530, Deepti Kalakeri <deepti.kalakeri@linaro.org> wrote:
> Hello James,
>
> I applied the patch you provided and tried the steps you mentioned. I am
> using omap2plus_defconfig, but the make deb-pkg fails with the following
> error:
>
> dpkg-gencontrol: error: current host architecture 'armel' does not appear in
> package's architecture list ()
> make[1]: *** [deb-pkg] Error 255
> make: *** [deb-pkg] Error 2
>
> Any idea of why this could be ?
>
> Thanks and Regards,
> Deepti.
>
> On Wed, Jun 15, 2011 at 1:44 AM, James Westby <james.westby@linaro.org>wrote:
>
> > Hi,
> >
> > I just tried .39 and there's no OMAP4, so the headers install if I use
> > the omap2plus_defconfig.
> >
> > I was then able to get deb-pkg to work after a fix to allow
> > cross-building the package.
> >
> > This seems to produce something reasonable for us to use, but it may be
> > more robust to use the defconfigs with the PackageYourOwnKernel
> > solution.
> >
> > Thanks,
> >
> > James
> >
> > P.S. here's the hacky change to support cross build deb-pkg
> >
> > diff --git a/scripts/package/builddeb b/scripts/package/builddeb
> > index f6cbc3d..ea33db3 100644
> > --- a/scripts/package/builddeb
> > +++ b/scripts/package/builddeb
> > @@ -12,6 +12,43 @@
> >
> >  set -e
> >
> > +# Attempt to find the correct Debian architecture
> > +forcearch=""
> > +debarch=""
> > +case "$UTS_MACHINE" in
> > +i386|ia64|alpha)
> > +    debarch="$UTS_MACHINE" ;;
> > +x86_64)
> > +    debarch=amd64 ;;
> > +sparc*)
> > +    debarch=sparc ;;
> > +s390*)
> > +    debarch=s390 ;;
> > +ppc*)
> > +    debarch=powerpc ;;
> > +parisc*)
> > +    debarch=hppa ;;
> > +mips*)
> > +    debarch=mips$(grep -q CPU_LITTLE_ENDIAN=y .config && echo el) ;;
> > +arm*)
> > +    debarch=arm$(grep -q CONFIG_AEABI=y .config && echo el) ;;
> > +*)
> > +    echo "" >&2
> > +    echo "** ** **  WARNING  ** ** **" >&2
> > +    echo "" >&2
> > +    echo "Your architecture doesn't have it's equivalent" >&2
> > +    echo "Debian userspace architecture defined!" >&2
> > +    echo "Falling back to using your current userspace instead!" >&2
> > +    echo "Please add support for $UTS_MACHINE to ${0} ..." >&2
> > +    echo "" >&2
> > +esac
> > +if [ -z "$KBUILD_DEBARCH" ] ; then
> > +    debarch="$KBUILD_DEBARCH"
> > +fi
> > +if [ -n "$debarch" ] ; then
> > +    forcearch="-DArchitecture=$debarch"
> > +fi
> > +
> >  create_package() {
> >        local pname="$1" pdir="$2"
> >
> > @@ -25,42 +62,6 @@ create_package() {
> >        chown -R root:root "$pdir"
> >        chmod -R go-w "$pdir"
> >
> > -       # Attempt to find the correct Debian architecture
> > -       local forcearch="" debarch=""
> > -       case "$UTS_MACHINE" in
> > -       i386|ia64|alpha)
> > -               debarch="$UTS_MACHINE" ;;
> > -       x86_64)
> > -               debarch=amd64 ;;
> > -       sparc*)
> > -               debarch=sparc ;;
> > -       s390*)
> > -               debarch=s390 ;;
> > -       ppc*)
> > -               debarch=powerpc ;;
> > -       parisc*)
> > -               debarch=hppa ;;
> > -       mips*)
> > -               debarch=mips$(grep -q CPU_LITTLE_ENDIAN=y .config && echo
> > el) ;;
> > -       arm*)
> > -               debarch=arm$(grep -q CONFIG_AEABI=y .config && echo el) ;;
> > -       *)
> > -               echo "" >&2
> > -               echo "** ** **  WARNING  ** ** **" >&2
> > -               echo "" >&2
> > -               echo "Your architecture doesn't have it's equivalent" >&2
> > -               echo "Debian userspace architecture defined!" >&2
> > -               echo "Falling back to using your current userspace
> > instead!" >&2
> > -               echo "Please add support for $UTS_MACHINE to ${0} ..." >&2
> > -               echo "" >&2
> > -       esac
> > -       if [ -n "$KBUILD_DEBARCH" ] ; then
> > -               debarch="$KBUILD_DEBARCH"
> > -       fi
> > -       if [ -n "$debarch" ] ; then
> > -               forcearch="-DArchitecture=$debarch"
> > -       fi
> > -
> >        # Create the package
> >        dpkg-gencontrol -isp $forcearch -p$pname -P"$pdir"
> >        dpkg --build "$pdir" ..
> > @@ -246,15 +247,14 @@ mkdir -p "$destdir"
> >  (cd $srctree; tar -c -f - -T /tmp/files$$) | (cd $destdir; tar -xf -)
> >  (cd $objtree; tar -c -f - -T /tmp/objfiles$$) | (cd $destdir; tar -xf -)
> >  rm -f /tmp/files$$ /tmp/objfiles$$
> > -arch=$(dpkg --print-architecture)
> >
> >  cat <<EOF >> debian/control
> >
> >  Package: $kernel_headers_packagename
> >  Provides: linux-headers, linux-headers-2.6
> > -Architecture: $arch
> > -Description: Linux kernel headers for $KERNELRELEASE on $arch
> > - This package provides kernel header files for $KERNELRELEASE on $arch
> > +Architecture: $debarch
> > +Description: Linux kernel headers for $KERNELRELEASE on $debarch
> > + This package provides kernel header files for $KERNELRELEASE on $debarch
> >  .
> >  This is useful for people who need to build external modules
> >  EOF
> >
> >
> > On Mon, 13 Jun 2011 21:14:09 -0400, James Westby <james.westby@linaro.org>
> > wrote:
> > > On Mon, 13 Jun 2011 15:31:21 -0600, Matt Waddel <
> > matt.waddel@canonical.com> wrote:
> > > > AIUI, the config errors you listed need to be fixed by going through
> > > > the kernel configuration and enabling or disabling these options as
> > > > requested. So in the first example from the failure log you sent:
> > > >
> > > > check-config: FAIL: value CONFIG_DEVKMEM n
> > > >
> > > > means CONFIG_DEVKMEM is disabled when it should be enabled. So using
> > > > "fdr editconfigs" you need to find and change that configuration
> > option.
> > > >
> > > > When I tried this on Friday I had to run this step a few times because
> > > > of kernel dependencies.  The process is outlined in these sections:
> > > >
> > > > Update Your Kernel Config
> > > > Fix-up Your Kernel Config
> > > > Bypass Remaining Config Errors
> > >
> > > This doesn't really work for us as we need to do this daily in an
> > > automated fashion.
> > >
> > > Is there a way to use the defconfigs for this kernel build?
> > >
> > > To look in to another way I had heard of, "make deb" (which turned out
> > > to be "make deb-pkg"), I just tried this:
> > >
> > > sudo apt-get install gcc-arm-linux-gnueabi
> > > git clone git://git.linaro.org/kernel/linux-linaro-2.6.38.git
> > > cd linux-linaro-2.6.38/
> > > make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- omap4_defconfig
> > > make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- uImage
> > > make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- modules
> > > make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- deb-pkg
> > >
> > > which then dies with
> > >
> > >   INSTALL include/asm (32 files)
> > >   CHECK   include/asm-generic (34 files)
> > >   CHECK   include/drm (14 files)
> > > /tmp/linux-linaro-2.6.38/usr/include/drm/drm_mode.h:85: found
> > __[us]{8,16,32,64} type without #include <linux/types.h>
> > > /tmp/linux-linaro-2.6.38/usr/include/drm/i915_drm.h:120: found
> > __[us]{8,16,32,64} type without #include <linux/types.h>
> > > /tmp/linux-linaro-2.6.38/usr/include/drm/mga_drm.h:260: found
> > __[us]{8,16,32,64} type without #include <linux/types.h>
> > > /tmp/linux-linaro-2.6.38/usr/include/drm/radeon_drm.h:758: found
> > __[us]{8,16,32,64} type without #include <linux/types.h>
> > > /tmp/linux-linaro-2.6.38/usr/include/drm/via_drm.h:117: found
> > __[us]{8,16,32,64} type without #include <linux/types.h>
> > >   CHECK   include/linux/byteorder (2 files)
> > >   CHECK   include/linux/caif (2 files)
> > >   CHECK   include/linux/can (4 files)
> > >   CHECK   include/linux/dvb (8 files)
> > >   CHECK   include/linux/hdlc (1 files)
> > >   CHECK   include/linux/isdn (1 files)
> > >   CHECK   include/linux/netfilter (64 files)
> > >   CHECK   include/linux/netfilter_arp (2 files)
> > >   CHECK   include/linux/netfilter_bridge (18 files)
> > >   CHECK   include/linux/netfilter_ipv4 (14 files)
> > >   CHECK   include/linux/netfilter_ipv6 (11 files)
> > >   CHECK   include/linux/nfsd (6 files)
> > >   CHECK   include/linux/raid (2 files)
> > >   CHECK   include/linux/spi (1 files)
> > >   CHECK   include/linux/sunrpc (1 files)
> > >   CHECK   include/linux/tc_act (7 files)
> > >   CHECK   include/linux/tc_ematch (4 files)
> > >   CHECK   include/linux/usb (9 files)
> > >   CHECK   include/linux/wimax (1 files)
> > >   CHECK   include/linux (360 files)
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/kernel.h:58: userspace cannot
> > reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/omap_gpu.h:23: included file
> > 'linux/module.h' is not exported
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/omap_gpu.h:46: userspace
> > cannot reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/omap_gpu.h:47: userspace
> > cannot reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/omap_gpu.h:52: userspace
> > cannot reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/omap_gpu.h:54: userspace
> > cannot reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/omap_gpu.h:56: userspace
> > cannot reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/omap_gpu.h:60: userspace
> > cannot reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/omap_gpu.h:64: userspace
> > cannot reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/quota.h:175: userspace cannot
> > reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/sdla.h:116: userspace cannot
> > reference function or variable defined in the kernel
> > > /tmp/linux-linaro-2.6.38/usr/include/linux/soundcard.h:1054: userspace
> > cannot reference function or variable defined in the kernel
> > > make[4]: *** [/tmp/linux-linaro-2.6.38/usr/include/linux/.check] Error
> > 123
> > > make[3]: *** [linux] Error 2
> > > make[2]: *** [headers_check] Error 2
> > > make[1]: *** [deb-pkg] Error 2
> > > make: *** [deb-pkg] Error 2
> > >
> > > What's the fix for that?
> > >
> > > Thanks,
> > >
> > > James
> >
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Thanks and Regards,
Deepti.