[RFC 1/1] doc/build/gcc.rst: required packages for Suse

[Heinrich Schuchardt]

On 9/22/20 5:57 PM, Matthias Brugger wrote:
> Hi Heinrich,
>
> On 20/09/2020 12:09, Heinrich Schuchardt wrote:
>> Describe the packages required to build U-Boot on Suse.
>>
>> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
>> ---
>> Hello Matthias,
>>
>> I would like to add a sub-chapter to our documentation describing what is
>> needed to build U-Boot on Suse. Cf.
>> https://u-boot.readthedocs.io/en/latest/build/gcc.html
>>
>> Unfortunately I could not find all the packages that need to be installed
>> in the Suse Tumbleweed Docker image.
>>
>> For 'make qemu_arm64_defconfig && make' I get an error
>>
>>     aarch64-suse-linux-ld.bfd: cannot find -lgcc
>
> If I remember correctly, that's a known problem in our cross toolchain
> (ouch!). I forwarded the info to our toolchain team, but didn't got any
> response up to now.

I have sent a patch to make compilation of examples/ customizable.

[PATCH 1/1] examples: make examples customizable
https://lists.denx.de/pipermail/u-boot/2020-September/427376.html

Best regards

Heinrich

>
>>
>> For 'make tests' a lot more seems to be missing.
>>
>> Do you have a list of required packages?
>>
>
> No I don't. I suppose I installed all packages once on my laptop, but I
> didn't kept track which one these are.
>
> Regards,
> Matthias
>
>> Best regards
>>
>> Heinrich
>> ---
>>   doc/build/gcc.rst | 20 ++++++++++++++++++++
>>   1 file changed, 20 insertions(+)
>>
>> diff --git a/doc/build/gcc.rst b/doc/build/gcc.rst
>> index fcb0b1ffb3..6250dc1880 100644
>> --- a/doc/build/gcc.rst
>> +++ b/doc/build/gcc.rst
>> @@ -29,6 +29,26 @@ Depending on the build targets further packages
>> maybe needed
>>         lzma-alone openssl python3 python3-coverage python3-pyelftools \
>>         python3-pytest python3-sphinxcontrib.apidoc
>> python3-sphinx-rtd-theme swig
>>
>> +Suse based
>> +~~~~~~~~~~
>> +
>> +On Suse based systems the cross compiler packages are named
>> +cross-<architecture>-gcc<version>.
>> +
>> +You could install GCC and the GCC 10 cross compiler for the ARMv8
>> architecture
>> +with
>> +
>> +.. code-block:: bash
>> +
>> +    sudo zypper install gcc cross-aarch64-gcc10
>> +
>> +Depending on the build targets further packages maybe needed.
>> +
>> +.. code-block:: bash
>> +
>> +    zypper install bc bison flex gcc libopenssl-devel libSDL2-devel
>> make \
>> +      ncurses-devel python3-devel python3-pytest swig
>> +
>>   Prerequisites
>>   -------------
>>
>> --
>> 2.28.0
>>