PSB: I suggest reading the comments on the !1015 MR.
You may encounter further kernel driver issues.
On Mon, May 22, 2023 at 8:20 PM Dominic Walters <waltersdom_at_googlemail.com>
wrote:
> Hi Gareth,
>
> An open MR for xilinx21_1 can be found here:
> https://gitlab.com/opencpi/opencpi/-/merge_requests/1015
>
> I'd suggest taking that and adapting it for xilinx21_2 if you want to
> commit to it (it appears to fix the `importSDKartifacts.sh` issues).
> I would however be very cautious about using newer Xilinx Tools and the
> v2.5.0 branch.
> Note: I can see that xilinx21_2 is listed in the 2.5.0 installation guide
> but not the 2.4.6 one:
> https://opencpi.gitlab.io/releases/v2.4.6/docs/OpenCPI_Installation_Guide.pdf
> .
>
> Other assorted ramblings:
>
> The tracking issue for 2021.2 support is still open:
> https://gitlab.com/opencpi/opencpi/-/issues/2608
> I had a discussion on the following issue a few months back with somebody
> asking about support for newer Xilinx versions:
> https://gitlab.com/opencpi/opencpi/-/issues/3537
> Here is my issue detailing some OS and Xilinx pairings that definitely
> work: https://gitlab.com/opencpi/opencpi/-/issues/3520
> I believe since then I did try several newer ones, but I don't appear to
> have updated the issue.
>
> Cheers,
> D. Walters
>
> On Mon, May 22, 2023 at 5:53 PM Gareth Cavaciuti <
> Gareth.Cavaciuti_at_allenvanguard.com> wrote:
>
>> Hi
>>
>> I’m using v2.5.0-beta.1 with Ubuntu 20.04.6LTS.
>>
>>
>>
>> I thought from the install guide that Vivado/Vitis/Petalinux 2021.2 was a
>> supported combination. I’d previously tried v2.4.6 with Ubuntu 18.04 and
>> 2019.2 Xilinx tools but had an issue with “ocpiadmin install platform xsimâ€
>> and then subsequently saw some reports of compatibility issues at Ubuntu
>> 18.04/Vivado 2019.2 combination.
>>
>>
>>
>> So, I’ve subsequently tried 2021.2; xsim installs without error, but in
>> the v2.5.0-beta.1 there’s no folder
>> ./projects/core/rcc/platforms/xilinx21_2_aarch64. I tried creating by
>> looking at the differences between xilinx17_2_aarch64 and
>> xilinx19_2_aarch64, (so limited renaming from 19_2 to 21_2, and removal of
>> the alternative git tag in the 19_2). After going round a loop of
>> re-running “make cleaneverything†and “./scripts/install-opencpi.h†then
>> trying to “ocpiadmin install platform xilinx21_2_aarch64†I get the process
>> eventually fails in ImportSDKartifacts.sh.
>>
>>
>>
>> The platform is nonetheless visible with “ocpidev show rcc platformsâ€.
>>
>>
>>
>>
>>
>>
>>
>> The last lines of the build are:-
>>
>> make[1]: Leaving directory '/tools/Xilinx/git/linux-xlnx'
>>
>>
>> ============================================================================================
>>
>> Capturing the built Linux uImage file and the zynq device trees in
>> directory:
>> /home/gareth/opencpi/projects/core/rcc/platforms/xilinx21_2_aarch64/gen/kernel-artifacts
>>
>>
>> ============================================================================================
>>
>> Preparing the kernel-headers tree based on the built kernel.
>>
>> Removing *.cmd
>>
>> Removing x86_64 binaries
>>
>> rm kernel-headers/scripts/kallsyms
>>
>> rm kernel-headers/scripts/sorttable
>>
>> rm kernel-headers/scripts/basic/fixdep
>>
>> rm kernel-headers/scripts/asn1_compiler
>>
>> rm kernel-headers/scripts/extract-cert
>>
>> rm kernel-headers/scripts/kconfig/conf
>>
>> rm kernel-headers/scripts/mod/mk_elfconfig
>>
>> rm kernel-headers/scripts/mod/modpost
>>
>> rm kernel-headers/scripts/dtc/dtc
>>
>> Restoring source to removed binaries
>>
>> Removing unused large headers
>>
>> Creating the compressed archive for kernel headers
>>
>> The kernel-headers has been created.
>>
>> WARNING: Cannot locate libstdc++.so* in
>> /tools/Xilinx/Vitis/2021.2/gnu/aarch64/lin/aarch64-linux/bin/../aarch64-linux-gnu
>> in any of these dirs below: libc/lib libc/usr/lib lib
>>
>> WARNING: Cannot locate libgcc_s.so* in
>> /tools/Xilinx/Vitis/2021.2/gnu/aarch64/lin/aarch64-linux/bin/../aarch64-linux-gnu
>> in any of these dirs below: libc/lib libc/usr/lib lib
>>
>> WARNING: Cannot locate ld-*.so* in
>> /tools/Xilinx/Vitis/2021.2/gnu/aarch64/lin/aarch64-linux/bin/../aarch64-linux-gnu
>> in any of these dirs below: libc/lib libc/usr/lib lib
>>
>> WARNING: Cannot locate libpthread*.so* in
>> /tools/Xilinx/Vitis/2021.2/gnu/aarch64/lin/aarch64-linux/bin/../aarch64-linux-gnu
>> in any of these dirs below: libc/lib libc/usr/lib lib
>>
>> cp: cannot stat
>> '/tools/Xilinx/Vitis/2021.2/gnu/aarch64/lin/aarch64-linux/bin/gdbserver':
>> No such file or directory
>>
>> make: *** [/home/gareth/opencpi/cdk/include/xilinx/
>> xilinx-rcc-platform.mk:109: gen/sdk-artifacts.done] Error 1
>>
>> make: Leaving directory
>> '/home/gareth/opencpi/projects/core/rcc/platforms/xilinx21_2_aarch64'
>>
>>
>>
>> ocpidev show rcc platforms
>>
>>
>> ---------------------------------------------------------------------------
>>
>> | Platform | Package-ID | Target
>> |
>>
>> | ------------------ | ---------------------------- | -------------------
>> |
>>
>> | macos11_4 | ocpi.core.macos11_4 | macos-11_4-x86_64
>> |
>>
>> | macos11_3 | ocpi.core.macos11_3 | macos-11_3-x86_64
>> |
>>
>> | macos12_5 | ocpi.core.macos12_5 | macos-12_5-x86_64
>> |
>>
>> | xilinx13_3 | ocpi.core.xilinx13_3 | linux-x13_3-arm
>> |
>>
>> | macos12_3 | ocpi.core.macos12_3 | macos-12_3-x86_64
>> |
>>
>> | macos13_0 | ocpi.core.macos13_0 | macos-13_0-x86_64
>> |
>>
>> | macos12_1 | ocpi.core.macos12_1 | macos-12_1-x86_64
>> |
>>
>> | xilinx19_2_aarch64 | ocpi.core.xilinx19_2_aarch64 | linux-19_2-aarch64
>> |
>>
>> | macos13_1 | ocpi.core.macos13_1 | macos-13_1-x86_64
>> |
>>
>> | macos12_0 | ocpi.core.macos12_0 | macos-12_0-x86_64
>> |
>>
>> | macos10_15 | ocpi.core.macos10_15 | macos-10_15-x86_64
>> |
>>
>> | macos10_14 | ocpi.core.macos10_14 | macos-10_14-x86_64
>> |
>>
>> | ubuntu18_04 | ocpi.core.ubuntu18_04 | linux-u18_04-x86_64
>> |
>>
>> | macos12_6 | ocpi.core.macos12_6 | macos-12_6-x86_64
>> |
>>
>> | xilinx13_4 | ocpi.core.xilinx13_4 | linux-x13_4-arm
>> |
>>
>> | xilinx17_1_aarch32 | ocpi.core.xilinx17_1_aarch32 | linux-17_1-aarch32
>> |
>>
>> | ubuntu20_04 | ocpi.core.ubuntu20_04 | linux-u20_04-x86_64
>> |
>>
>> | centos8 | ocpi.core.centos8 | linux-c8-x86_64
>> |
>>
>> | xilinx17_2_aarch64 | ocpi.core.xilinx17_2_aarch64 | linux-17_2-aarch64
>> |
>>
>> | mint21_1 | ocpi.core.mint21_1 | linux-m21_1-x86_64
>> |
>>
>> | xilinx21_2_aarch64 | ocpi.core.xilinx21_2_aarch64 | linux-21_2-aarch64
>> |
>>
>> | macos11_1 | ocpi.core.macos11_1 | macos-11_1-x86_64
>> |
>>
>> | xilinx13_4_arm | ocpi.core.xilinx13_4_arm | linux-13_4-arm
>> |
>>
>> | macos11_5 | ocpi.core.macos11_5 | macos-11_5-x86_64
>> |
>>
>> | macos11_6 | ocpi.core.macos11_6 | macos-11_6-x86_64
>> |
>>
>> | macos11_2 | ocpi.core.macos11_2 | macos-11_2-x86_64
>> |
>>
>> | xilinx17_1_aarch64 | ocpi.core.xilinx17_1_aarch64 | linux-17_1-aarch64
>> |
>>
>> | ubuntu22_04 | ocpi.core.ubuntu22_04 | linux-u22_04-x86_64
>> |
>>
>> | xilinx19_2_aarch32 | ocpi.core.xilinx19_2_aarch32 | linux-19_2-aarch32
>> |
>>
>> | rocky8 | ocpi.core.rocky8 | linux-r8-x86_64
>> |
>>
>> | macos12_2 | ocpi.core.macos12_2 | macos-12_2-x86_64
>> |
>>
>> | xilinx17_2_aarch32 | ocpi.core.xilinx17_2_aarch32 | linux-17_2-aarch32
>> |
>>
>> | macos10_13 | ocpi.core.macos10_13 | macos-10_13-x86_64
>> |
>>
>> | macos12_4 | ocpi.core.macos12_4 | macos-12_4-x86_64
>> |
>>
>> | centos7 | ocpi.core.centos7 | linux-c7-x86_64
>> |
>>
>> | xilinx18_3_aarch64 | ocpi.core.xilinx18_3_aarch64 | linux-18_3-aarch64
>> |
>>
>>
>> ---------------------------------------------------------------------------
>>
>>
>>
>> The Vitis folder structure around where the copy is failing is:-
>>
>> /tools/Xilinx/Vitis/2021.2/gnu/aarch64
>>
>> └── lin
>>
>> ├── aarch64-linux
>>
>> │ ├── aarch64-xilinx-linux
>>
>> │ ├── bin
>>
>> │ └── x86_64-petalinux-linux
>>
>> └── aarch64-none
>>
>> ├── aarch64-xilinx-elf
>>
>> ├── bin
>>
>> └── x86_64-oesdk-linux
>>
>>
>>
>> The files in lin/aarch64-linux/bin (such as aarch64-linux-gnu-cpp) seem
>> to suggest for 21_2 the library output directories are
>> ../aarch64-xilinx-linux and searching the files seem to end up in usr/lib.
>>
>>
>>
>> Would it be a reasonable approach to modify
>> ./runtime/hdl-support/Xilinx/importSDKartifacts.sh to add usr/lib into
>> “places†at line 32, then create another variable for e.g.
>> OcpiCrossCompileLibraryOutput in ./runtime/hdl-support/Xilinx and pass this
>> to importSDKartifacts.sh as an extra parameter (which would be either set
>> as empty or the same as OcpiCrossCompile for versions < 21_2)?
>>
>>
>>
>> Obviously the error itself is a missing gdbserver; which doesn’t seem to
>> exist for the aarch64 target in Vitis 2021_2 as far as I can see. I did
>> see a comment on previous versions that gdbserver is deprecated and may be
>> removed in future versions of Vitis.
>>
>>
>>
>> Has anyone resolved this already? Are there any other big “gotchas†with
>> targeting 2021.2 as a rcc or vhdl platform?
>>
>>
>>
>> Kind regards
>>
>> *Gareth Cavaciuti*
>>
>> www.allenvanguard.com
>>
>> gareth.cavaciuti_at_allenvanguard.com
>>
>>
>>
>>
>>
>>
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>
Received on Mon May 22 2023 - 19:23:55 CDT