Windows examples failed to start using mellanox card

[Tal Shnaiderman]

Small correction, please try with the value 0xFFFFFF.

> Subject: RE: Windows examples failed to start using mellanox card
> 
> Hi Robert,
> 
> Did you set the registry key (DevxFsRules) in the Windows registry?
> 
> https://docs.nvidia.com/networking/display/winof2v290/Configuring+the+Drive
> r+Registry+Keys
> 
> If not, can you try setting it to the value (0xFFFFFFFF) and see it the issue still
> occurs after adapter restart?
> 
> Thanks,
> 
> Tal.
> 
> > Subject: Re: Windows examples failed to start using mellanox card
> >
> > External email: Use caution opening links or attachments
> >
> >
> > Tal, Ophir, could you advise?
> >
> > 2022-07-11 14:10 (UTC+0000), Robert Hable:
> > > Hello,
> > >
> > > I am having trouble running DPDK on Windows. I am trying to use the
> > example programs and testpmd, but they fail with some errors (see
> > outputs below). The testpmd program also does not go into interactive
> > mode and exits after a keypress.
> > > I am using Windows Server 2022 with a Mellanox ConnectX-4 LX Card
> > > using
> > Win-OF 2 2.90.50010 / SDK 2.90.25518.
> > > I am using the current build (DPDK Version 22.07-rc3).
> > >
> > > I followed to DPDK Windows guide, but currently I always get the
> > > following
> > error:
> > > mlx5_common: DevX read access NIC register=0X9055 failed errno=0
> > > status=0 syndrome=0
> > >
> > > does anybody have an idea how to resolve this problem, or at least
> > > get
> > some more information why it failed?
> > > Helloworld output:
> > > C:\dpdk\build\examples>dpdk-helloworld.exe
> > > EAL: Detected CPU lcores: 24
> > > EAL: Detected NUMA nodes: 2
> > > EAL: Multi-process support is requested, but not available.
> > > EAL: Probe PCI driver: mlx5_pci (15b3:1015) device: 0000:06:00.0
> > > (socket 0)
> > > mlx5_common: DevX read access NIC register=0X9055 failed errno=0
> > > status=0 syndrome=0
> > > mlx5_net: mlx5_os_dev_shared_handler_install: is not supported
> > > mlx5_net: Rx CQE 128B compression is not supported.
> > > EAL: Probe PCI driver: mlx5_pci (15b3:1015) device: 0000:06:00.1
> > > (socket 0)
> > > mlx5_common: DevX read access NIC register=0X9055 failed errno=0
> > > status=0 syndrome=0
> > > mlx5_net: mlx5_os_dev_shared_handler_install: is not supported
> > > mlx5_net: Rx CQE 128B compression is not supported.
> > > hello from core 1
> > > hello from core 2
> > > hello from core 3
> > > hello from core 4
> > > hello from core 5
> > > hello from core 6
> > > hello from core 7
> > > hello from core 8
> > > hello from core 16
> > > hello from core 22
> > > hello from core 11
> > > hello from core 12
> > > hello from core 13
> > > hello from core 14
> > > hello from core 15
> > > hello from core 9
> > > hello from core 17
> > > hello from core 18
> > > hello from core 19
> > > hello from core 20
> > > hello from core 21
> > > hello from core 23
> > > hello from core 0
> > > hello from core 10
> > >
> > > testpmd output:
> > > C:\dpdk\build\app>dpdk-testpmd.exe
> > > EAL: Detected CPU lcores: 24
> > > EAL: Detected NUMA nodes: 2
> > > EAL: Multi-process support is requested, but not available.
> > > EAL: Probe PCI driver: mlx5_pci (15b3:1015) device: 0000:06:00.0
> > > (socket 0)
> > > mlx5_common: DevX read access NIC register=0X9055 failed errno=0
> > > status=0 syndrome=0
> > > mlx5_net: mlx5_os_dev_shared_handler_install: is not supported
> > > mlx5_net: Rx CQE 128B compression is not supported.
> > > EAL: Probe PCI driver: mlx5_pci (15b3:1015) device: 0000:06:00.1
> > > (socket 0)
> > > mlx5_common: DevX read access NIC register=0X9055 failed errno=0
> > > status=0 syndrome=0
> > > mlx5_net: mlx5_os_dev_shared_handler_install: is not supported
> > > mlx5_net: Rx CQE 128B compression is not supported.
> > > testpmd: create a new mbuf pool <mb_pool_0>: n=331456, size=2176,
> > > socket=0
> > > testpmd: preferred mempool ops selected: ring_mp_mc
> > > testpmd: create a new mbuf pool <mb_pool_1>: n=331456, size=2176,
> > > socket=1
> > > testpmd: preferred mempool ops selected: ring_mp_mc Configuring Port
> > > 0 (socket 0)
> > > mlx5_net: port 0 failed to set defaults flows Fail to start port 0:
> > > Invalid argument Configuring Port 1 (socket 0)
> > > mlx5_net: port 1 failed to set defaults flows Fail to start port 1:
> > > Invalid argument Please stop the ports first Done No commandline
> > > core given, start packet forwarding Not all ports were started Press
> > > enter to exit
> > >
> > >
> > > Stopping port 0...
> > > Stopping ports...
> > > Done
> > >
> > > Stopping port 1...
> > > Stopping ports...
> > > Done
> > >
> > > Shutting down port 0...
> > > Closing ports...
> > > mlx5_net: mlx5_os_dev_shared_handler_uninstall: is not supported
> > > Port
> > > 0 is closed Done
> > >
> > > Shutting down port 1...
> > > Closing ports...
> > > mlx5_net: mlx5_os_dev_shared_handler_uninstall: is not supported
> > > Port
> > > 1 is closed Done
> > >
> > > Bye...
> > >
> > > Kind regards,
> > > Robert