[oe] GPE Application Development Questions
Denys Dmytriyenko
denis at denix.org
Fri Jun 5 01:44:37 UTC 2009
On Thu, Jun 04, 2009 at 11:56:15PM +0000, NBeing wrote:
> The "angstrom-2008.1-test-20090104-armv5te-linux-gnueabi-toolchain-gpe.tar.bz2"
> sets up the environment like so:
>
> export PATH=/usr/local/angstrom/arm/bin:$PATH
>
> export PKG_CONFIG_SYSROOT_DIR=/usr/local/angstrom/arm/arm-angstrom-linux-
> gnueabi
>
> export PKG_CONFIG_PATH=/usr/local/angstrom/arm/arm-angstrom-linux-
> gnueabi/usr/lib/pkgconfig
>
> export CONFIG_SITE=/usr/local/angstrom/arm/site-config
>
> alias opkg='LD_LIBRARY_PATH=/usr/local/angstrom/arm/lib
> /usr/local/angstrom/arm/bin/opkg-cl -f /usr/local/angstrom/arm/etc/opkg-
> sdk.conf -o /usr/local/angstrom/arm'
>
> alias opkg-target='LD_LIBRARY_PATH=/usr/local/angstrom/arm/lib
> /usr/local/angstrom/arm/bin/opkg-cl -f /usr/local/angstrom/arm/arm-angstrom-
> linux-gnueabi/etc/opkg.conf -o /usr/local/angstrom/arm/arm-angstrom-linux-
> gnueabi'
>
>
>
> I'm using an "angstrom-2009.X-test-XXXX" image so believe I need to build my
> own toolchain. I built the image with the latest OE and everything runs on the
> board, however, I'm unable to build the simple "gpe-hello" app. I believe the
> problem has to do with my mapping of the above paths. This is what I have,
> would someone be able to confirm, fix, give advance on what I have wrong with
> them? Or a different way/tutorial I should be following on GPE Application
> Developemnt? Basically I used the "cross" folder when I could, then staging,
> then rootfs.
>
> export PATH=${HOME}/oe/build/tmp/cross/armv5te/bin:$PATH
>
> export PKG_CONFIG_SYSROOT_DIR=${HOME}/oe/build/tmp/cross/armv5te/arm-angstrom-
> linux-gnueabi
>
> export PKG_CONFIG_PATH=${HOME}/oe/build/tmp/staging/armv5te-angstrom-linux-
> gnueabi/usr/lib/pkgconfig
>
> export CONFIG_SITE= ???? (Left Out)
>
> alias opkg='LD_LIBRARY_PATH=${HOME}/oe/build/tmp/cross/armv5te/lib
> ${HOME}/oe/build/tmp/rootfs/x11-image/usr/bin/opkg-cl -f
> ${HOME}/oe/build/tmp/staging/i686-linux/etc/opkg-sdk.conf -o
> ${HOME}/oe/build/tmp/cross/armv5te'
>
> alias opkg-target='LD_LIBRARY_PATH=${HOME}/oe/build/tmp/cross/armv5te/lib
> ${HOME}/oe/build/tmp/rootfs/x11-image/usr/bin/opkg-cl -f
> ${HOME}/oe/build/tmp/rootfs/x11-image/etc/opkg.conf -o
> ${HOME}/oe/build/tmp/cross/armv5te/arm-angstrom-linux-gnueabi'
The whole point of the toolchain/SDK is to be able to build apps
like "gpe-hello" w/o having OE around, i.e. w/o cross, staging or rootfs.
> Also while I'm here, in the deploy directory there is a "modules-2.6.28-r9-
> at91sam9261ek.tgz" file build, however, I'm unsure what I'm suppose to do with
> it? If I'm suppose to flash it to my board where would I find the address to
> flash too? Thanks
That's just a tarball with kernel modules. They should already be in your
filesystem image.
--
Denys
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