imx53 trustzone boot problem

[Ofer Hasson]

Indeed, i didn't realized that this was a single image,
It's working now,

Thanks a lot
Ofer

On Wed, Mar 11, 2015 at 4:10 PM, Martin Stein <martin.stein at ...1...>
wrote:

> Hi Ofer,
>
> On 10.03.2015 11:19, Ofer Hasson wrote:
> > Hello,
> >
> > I'm trying to boot genode on the secure world and linux on normal
> > world of the iMX53-QSB board (freescale).
> >
> > The problem I'm encountering is:
> > [init -> tz_vmm] Start virtual machine ...
> > and then various errors, either it hangs, or
> > undefined instruction, or
> > Pagefault in core thread (pager_activation): ip=70055228 fault=20ef8904
> > failed to communicate thread event
> >
> >
> > My steps leading to this:
> >
> > Downloaded http://genode.org/files/images/imx53_qsb/initrd.gz
> > and cloned https://github.com/skalk/linux.git
> > git checkout imx53-tz
> >
> > Kernel compile:
> > using
> >
> http://www.codesourcery.com/sgpp/lite/arm/portal/package4573/public/arm-none-linux-gnueabi/arm-2009q1-203-arm-none-linux-gnueabi.bin
> > make CROSS_COMPILE=/opt/codesourcery/bin/arm-none-linux-gnueabi-
> > ARCH=arm imx5_android_tz_defconfig
> > make CROSS_COMPILE=/opt/codesourcery/bin/arm-none-linux-gnueabi-
> > ARCH=arm uImage
> > copied the initrd and uImage into the micro sd card, changed the name
> > of uImage into linux
>
> This looks like a misconception to me. Regarding the uImage: You don't
> have to copy it to the SD card. It must be merged into Genodes single
> boot-image. This is done by the 'tz_vmm' run-script automatically. But
> the vanilla run script is configured to download and use our mainline
> image. So, you have to provide your image to the run script and prevent
> the run script from assuming that our mainline image is in use.
> Hence, do the following:
>
> cp $LINUX_BUILD_DIR/*/uImage $GENODE_BUILD_DIR/bin/linux
> # open $GENODE_DIR/repos/os/run/tz_vmm.run for editing
> # comment out "exec >& /dev/null wget -O bin/linux.md5 $linux_uri.md5"
> # comment out "exec md5sum -c linux.md5"
> cd $GENODE_BUILD_DIR
> # open etc/build.conf make sure that RUN_OPT is
> # set to "--include boot_dir/hw --include image/uboot"
> make run/tz_vmm
> cp var/run/tz_vmm/uImage $SD_CARD_MNT
>
> Now you're using your own Linux with our mainline Initrd. The "comment
> out" stuff ensures that the tz_vmm script doesn't check your Linux
> against our Linux MD5-checksum. If you want to use your own Initrd,
> before doing 'make', additionally do:
>
> cp initrd.gz $GENODE_BUILD_DIR/bin/initrd.gz
> # open $GENODE_DIR/repos/os/run/tz_vmm.run for editing
> # comment out "exec >& /dev/null wget -O bin/initrd.gz.md5 $init_uri.md5"
> # comment out "exec md5sum -c initrd.gz.md5"
>
> >
> > I cloned https://github.com/genodelabs/genode.git
> > working on the master branch, current commit hash: 54ef87c
> >
> > Created build directory:
> > tool/create_builddir hw_imx53_qsb_tz BUILD_DIR=hw_imx53_qsb_tz
> > I added "SPECS += trustzone" to etc/specs.conf in the build directory
>
> You don't have to add this to the specs.conf as it is added
> automatically by '$GENODE_DIR/repos/base-hw/mk/spec-hw_imx53_qsb_tz.mk'
> which gets included because 'hw_imx53_qsb_tz' spec is set.
>
> >
> > Compiled:
> > make run/tz_vmm
> >
> > Created u-boot image:
> > /opt/gcc-linaro-arm-none-eabi-4.9-2014.09_linux/bin/arm-none-eabi-objcopy
> > -O binary var/run/tz_vmm/image.elf var/run/tz_vmm/image.bin
> > mkimage -A arm -O linux -T kernel -C none -a 0x70010000 -e 0x70010000
> > -d var/run/tz_vmm/image.bin var/run/tz_vmm/uImage
>
> Creating a uImage is done automatically on 'make run/tz_vmm' if you have
> the '--include image/uboot' in your 'RUN_OPT' in 'etc/build.conf' as I
> mentioned above. The uImage can then be found in
> '$GENODE_BUILD_DIR/var/run/tz_vmm'.
>
> Please have a try on that and let me know the results. If you have
> further questions, don't hesitate to ask.
>
> Cheers,
> Martin
>
>
>
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