Hi Damjan,
I am using Ubuntu 20.04 image on Qemu.
I had to do following changes to make it work.
diff --git a/src/vppinfra/CMakeLists.txt b/src/vppinfra/CMakeLists.txt
index 58ec32fbf..2168da185 100644
--- a/src/vppinfra/CMakeLists.txt
+++ b/src/vppinfra/CMakeLists.txt
@@ -219,7 +219,7 @@ if(VPP_USE_EXTERNAL_LIBEXECINFO)
endif()
add_vpp_library(vppinfra
SOURCES ${VPPINFRA_SRCS}
- LINK_LIBRARIES m ${EXECINFO_LIB}
+ LINK_LIBRARIES m ${EXECINFO_LIB} atomic
INSTALL_HEADERS ${VPPINFRA_HEADERS}
COMPONENT libvppinfra
LTO
ubuntu@ubuntu:~/work/vpp$
ubuntu@ubuntu:~/work/vpp$
ubuntu@ubuntu:~/work/vpp$
ubuntu@ubuntu:~/work/vpp$
ubuntu@ubuntu:~/work/vpp$ uname -a
Linux ubuntu 5.11.0-1022-generic #23~20.04.1-Ubuntu SMP Thu Oct 21 10:16:27
UTC 2021 riscv64 riscv64 riscv64 GNU/Linux
ubuntu@ubuntu:~/work/vpp$
Thanks,
Hrishikesh
On Fri, Nov 12, 2021 at 6:01 PM Damjan Marion <dmar...@me.com> wrote:
>
> Hi,
>
> i tried to repro with gcc-10 on ubuntu 21.10 x86_64 and everything works
> fine.
> Only caveat is that I had to pass -Wno-stringop-overflow in CFLAGS.
>
> —
> Damjan
>
>
>
> On 10.11.2021., at 08:29, Hrishikesh Karanjikar <
> hrishikesh.karanji...@gmail.com> wrote:
>
> Hi Damjan,
>
> I upgraded my Unmatched board to run Ubuntu 21.10 from 21.04.
> I was able to build VPP on Unmatched.
> I am also trying to build it on Qemu with GCC 10.
> I am getting following error,
>
>
> ========================================================================================
>
> ubuntu@ubuntu:~/work/vpp$ make build
> make[1]: Entering directory '/home/ubuntu/work/vpp/build-root'
> @@@@ Arch for platform 'vpp' is native @@@@
> @@@@ Finding source for external @@@@
> @@@@ Makefile fragment found in /home/ubuntu/work/vpp/build-data/packages/
> external.mk @@@@
> @@@@ Source found in /home/ubuntu/work/vpp/build @@@@
> @@@@ Arch for platform 'vpp' is native @@@@
> @@@@ Finding source for vpp @@@@
> @@@@ Makefile fragment found in /home/ubuntu/work/vpp/build-data/packages/
> vpp.mk @@@@
> @@@@ Source found in /home/ubuntu/work/vpp/src @@@@
> find: ‘/home/ubuntu/work/vpp/build-root/config.site’: No such file or
> directory
> @@@@ Configuring external: nothing to do @@@@
> @@@@ Building external: nothing to do @@@@
> @@@@ Installing external: nothing to do @@@@
> find: ‘/home/ubuntu/work/vpp/build-root/config.site’: No such file or
> directory
> @@@@ Configuring vpp: nothing to do @@@@
> @@@@ Building vpp in
> /home/ubuntu/work/vpp/build-root/build-vpp_debug-native/vpp @@@@
> [2/1463] Linking C executable bin/svmtool
> FAILED: bin/svmtool
> : && ccache /usr/lib/ccache/gcc-10
> CMakeFiles/svm/CMakeFiles/svmtool.dir/svmtool.c.o -o bin/svmtool
>
> -Wl,-rpath,/home/ubuntu/work/vpp/build-root/build-vpp_debug-native/vpp/lib/riscv64-linux-gnu::
> lib/riscv64-linux-gnu/libsvm.so.22.02
> lib/riscv64-linux-gnu/libvppinfra.so.22.02 -lm -lrt -lpthread && :
> /usr/bin/ld: lib/riscv64-linux-gnu/libvppinfra.so.22.02: undefined
> reference to `__atomic_exchange_1'
> collect2: error: ld returned 1 exit status
> [3/1463] Linking C executable bin/svmdbtool
> FAILED: bin/svmdbtool
> : && ccache /usr/lib/ccache/gcc-10
> CMakeFiles/svm/CMakeFiles/svmdbtool.dir/svmdbtool.c.o -o bin/svmdbtool
>
> -Wl,-rpath,/home/ubuntu/work/vpp/build-root/build-vpp_debug-native/vpp/lib/riscv64-linux-gnu::
> lib/riscv64-linux-gnu/libsvmdb.so.22.02
> lib/riscv64-linux-gnu/libsvm.so.22.02
> lib/riscv64-linux-gnu/libvppinfra.so.22.02 -lm -lrt -lpthread && :
> /usr/bin/ld: lib/riscv64-linux-gnu/libvppinfra.so.22.02: undefined
> reference to `__atomic_exchange_1'
> collect2: error: ld returned 1 exit status
> [5/1463] Building C object
> CMakeFiles/vlib/CMakeFiles/vlib_objs.dir/drop.c.o
> ninja: build stopped: subcommand failed.
> make[1]: *** [Makefile:693: vpp-build] Error 1
> make[1]: Leaving directory '/home/ubuntu/work/vpp/build-root'
> make: *** [Makefile:356: build] Error 2
>
>
> ========================================================================================
> Libatomic is present on my machine.
>
> Can you give me some pointers to resolve the same?
>
> Thanks,
> Hrishikesh
>
> On Mon, Nov 8, 2021 at 8:19 PM Hrishikesh Karanjikar <
> hrishikesh.karanji...@gmail.com> wrote:
>
>> Hi,
>>
>> This is great.
>> Thanks a lot.
>> Let me try that.
>>
>> Hrishikesh
>>
>> On Mon, Nov 8, 2021 at 8:00 PM Damjan Marion <dmar...@me.com> wrote:
>>
>>> I compiled directly on the Unmatched board. I also submitted series of
>>> patches which are fixing all
>>> issues you are referring to.
>>>
>>> you can use both clang and gcc, problem with clang is that some parts of
>>> VPP unconditionally turn address sanitiser on and there is no ASAN
>>> shared libraries available for risc-v.
>>> You can bypass this temporarely by commenting out test_pnat, test_vat
>>> and test_vat2 targets.
>>>
>>> I also managed to cross-compile vpp on ubuntu system by using debian
>>> multiarch libs.
>>>
>>> # dpkg --add-architecture riscv64
>>>
>>> Update sources.list:
>>>
>>> deb [arch=arm64,armhf,riscv64] http://ports.ubuntu.com/ubuntu-ports/
>>> impish main restricted universe multiverse
>>> deb [arch=arm64,armhf,riscv64] http://ports.ubuntu.com/ubuntu-ports/
>>> impish-updates main restricted universe multiverse
>>> deb [arch=arm64,armhf,riscv64] http://ports.ubuntu.com/ubuntu-ports/
>>> impish-backports main restricted universe multiverse
>>>
>>> # apt update
>>>
>>> # apt install crossbuild-essential-riscv64 libssl-dev:riscv64
>>> uuid-dev:riscv64 libnl-3-dev:riscv6 libnl-route-3-dev:riscv64
>>> libbpf-dev:riscv64
>>>
>>>
>>> $ cmake \
>>> -DCMAKE_SYSTEM_NAME=Linux \
>>> -DCMAKE_SYSTEM_PROCESSOR=riscv64 \
>>> -DCMAKE_C_COMPILER=riscv64-linux-gnu-gcc \
>>> -DCMAKE_CXX_COMPILER=riscv64-linux-gnu-gcc \
>>> -DCMAKE_C_COMPILER_TARGET=riscv64-linux-gnu \
>>> -DCMAKE_CXX_COMPILER_TARGET=riscv64-linux-gnu \
>>> -DCMAKE_ASM_COMPILER_TARGET=riscv64-linux-gnu \
>>> -DCMAKE_FIND_ROOT_PATH_MODE_PROGRAM=NEVER \
>>> -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=BOTH \
>>> -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=BOTH \
>>> -DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ONLY \
>>> -DCMAKE_FIND_ROOT_PATH=/usr/riscv64-linux-gnu \
>>> -DCMAKE_INSTALL_PREFIX=/usr/local \
>>> -DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=ON \
>>> -DCMAKE_BUILD_TYPE:STRING=debug \
>>> -G Ninja \
>>> -S src \
>>> -B .
>>>
>>> $ ninja
>>>
>>> $ file bin/vpp
>>> bin/vpp: ELF 64-bit LSB executable, UCB RISC-V, version 1 (SYSV),
>>> dynamically linked, interpreter /lib/ld-linux-riscv64-lp64d.so.1,
>>> BuildID[sha1]=51ac741e44727379a0fbb5936acea4d7b8bdd624, for GNU/Linux
>>> 4.15.0, with debug_info, not stripped
>>>
>>> And run with qemu:
>>>
>>> $ qemu-riscv64-static ./bin/vpp unix interactive
>>> buffer [warn ]: numa[0] falling back to non-hugepage backed buffer
>>> pool (vlib_physmem_shared_map_create: pmalloc_map_pages: failed to mmap 19
>>> pages at 0x404fc00000 fd 4 numa 0 flags 0x11: Invalid argument)
>>> buffer [warn ]: numa[1] falling back to non-hugepage backed buffer
>>> pool (vlib_physmem_shared_map_create: pmalloc_map_pages: failed to set
>>> mempolicy for numa node 1: Function not implemented)
>>> vlib_physmem_shared_map_create: pmalloc_map_pages: failed to set
>>> mempolicy for numa node 1: Function not implementedsvm_queue_init:57:
>>> mutex_init: No such file or directory (errno 2)
>>> svm_queue_init:57: mutex_init: No such file or directory (errno 2)
>>> svm_queue_init:57: mutex_init: No such file or directory (errno 2)
>>> svm_queue_init:57: mutex_init: No such file or directory (errno 2)
>>> svm_queue_init:57: mutex_init: No such file or directory (errno 2)
>>> svm_queue_init:57: mutex_init: No such file or directory (errno 2)
>>> svm_queue_init:57: mutex_init: No such file or directory (errno 2)
>>> vat-plug/load [error ]: vat_plugin_register: oddbuf plugin not
>>> loaded...
>>> _______ _ _ _____ ___
>>> __/ __/ _ \ (_)__ | | / / _ \/ _ \
>>> _/ _// // / / / _ \ | |/ / ___/ ___/
>>> /_/ /____(_)_/\___/ |___/_/ /_/
>>>
>>> DBGvpp#
>>>
>>>
>>> —
>>> Damjan
>>>
>>>
>>>
>>> > On 08.11.2021., at 14:59, Hrishikesh Karanjikar <
>>> hrishikesh.karanji...@gmail.com> wrote:
>>> >
>>> > Hi,
>>> >
>>> > Thanks for this patch. I will check it out. Which compile did you use?
>>> Did you cross compile or locally compiled it on Qemu or any other platform?
>>> > I was able to compile VPP using GCC10 locally on Qemu but I had to do
>>> other modifications.
>>> > At many places I was able to put RiscV specific code but vector
>>> support for RiscV is still not available so I had to use stubs for
>>> compilation to work.
>>> >
>>> > Thanks,
>>> > Hrishikesh
>>> >
>>> > On Mon, Nov 1, 2021 at 1:53 AM Damjan Marion <dmar...@me.com> wrote:
>>> >
>>> > Here it is:
>>> >
>>> > https://gerrit.fd.io/r/c/vpp/+/34298
>>> >
>>> > It is early but works for me.
>>> >
>>> > —
>>> > Damjan
>>> >
>>> >
>>> >> On 25.10.2021., at 18:36, Hrishikesh Karanjikar <
>>> hrishikesh.karanji...@gmail.com> wrote:
>>> >>
>>> >> Hi,
>>> >>
>>> >> Yes. SiFive HiFive boards are available. But they do not support
>>> Vector Extension yet.
>>> >> Also Qemu is ready for RiscV. Ubuntu images are available for RIscV.
>>> >>
>>> >> Thanks,
>>> >> Hrishikesh
>>> >>
>>> >>
>>> >> On Mon, Oct 25, 2021 at 9:56 PM Damjan Marion <dmar...@me.com> wrote:
>>> >>
>>> >>
>>> >>
>>> >> > On 14.10.2021., at 15:43, Hrishikesh Karanjikar <
>>> hrishikesh.karanji...@gmail.com> wrote:
>>> >> >
>>> >> >
>>> >> > Hi,
>>> >> >
>>> >> > Is VPP ported for the Risc-V processor?
>>> >> > Is there any project going for the same?
>>> >> >
>>> >>
>>> >> I was looking at that a year ago but I was not able to find any
>>> suitable dev board.
>>> >>
>>> >> Is there anything new on the market?
>>> >>
>>> >> —
>>> >> Damjan
>>> >>
>>> >>
>>> >>
>>> >> --
>>> >>
>>> >> Regards,
>>> >> Hrishikesh Karanjikar
>>> >>
>>> >>
>>> >>
>>> >
>>> >
>>> >
>>> > --
>>> >
>>> > Regards,
>>> > Hrishikesh Karanjikar
>>>
>>>
>>
>> --
>>
>> Regards,
>> Hrishikesh Karanjikar
>>
>
>
> --
>
> Regards,
> Hrishikesh Karanjikar
>
>
>
>
>
--
Regards,
Hrishikesh Karanjikar
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