It's working :) qemux86-64:~# ./virtio-ivshmem-block /dev/uio0 disk.img Waiting for peer to be ready...
Thanks and Regards, Anmol On Fri, Aug 20, 2021 at 6:49 PM Jan Kiszka <[email protected]> wrote: > > On 20.08.21 14:46, Anmol wrote: > > On Fri, Aug 20, 2021 at 5:53 PM Jan Kiszka <[email protected]> wrote: > >> > >> On 20.08.21 14:02, Anmol wrote: > >>> Hello, > >>> > >>> On Thu, Aug 19, 2021 at 7:22 PM Jan Kiszka <[email protected]> wrote: > >>>> > >>>> On 19.08.21 15:42, Anmol wrote: > >>>>> Hello, > >>>>> > >>>>> On Sat, Aug 14, 2021 at 8:20 PM Jan Kiszka <[email protected]> wrote: > >>>>>> > >>>>>> On 11.08.21 20:36, Anmol wrote: > >>>>>> > >>>>>> The echo should not show any response, but when you do an lspci -k, you > >>>>>> should see that the targeting devices are now driven by uio_ivshmem. If > >>>>>> not, the IDs might not be correct yet, or the devices are missing. > >>>>>> > >>>>>> Also check the kernel console of the cell where you issued this echo. > >>>>>> > >>>>> > >>>>> I have added the PCI devices to both the cells and set the > >>>>> `.shmem_dev_id` accordingly, please have a look at the cell config. > >>>>> files I have sent. > >>>>> > >>>>> here's the `lspci -k` output: > >>>>> qemux86-64:~# lspci -k > >>>>> 00:00.0 Host bridge: Intel Corporation 82G33/G31/P35/P31 Express DRAM > >>>>> Controller > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> 00:01.0 VGA compatible controller: Red Hat, Inc. Virtio GPU (rev 01) > >>>>> Subsystem: Red Hat, Inc. Virtio GPU > >>>>> Kernel driver in use: virtio-pci > >>>>> 00:02.0 Ethernet controller: Red Hat, Inc. Virtio network device > >>>>> Subsystem: Red Hat, Inc. Virtio network device > >>>>> Kernel driver in use: virtio-pci > >>>>> 00:03.0 Unclassified device [00ff]: Red Hat, Inc. Virtio RNG > >>>>> Subsystem: Red Hat, Inc. Virtio RNG > >>>>> Kernel driver in use: virtio-pci > >>>>> 00:04.0 SCSI storage controller: Red Hat, Inc. Virtio block device > >>>>> Subsystem: Red Hat, Inc. Virtio block device > >>>>> Kernel driver in use: virtio-pci > >>>>> 00:1b.0 Audio device: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 > >>>>> Family) High Definition Audio Controller (rev 01) > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> Kernel driver in use: snd_hda_intel > >>>>> 00:1d.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB > >>>>> UHCI Controller #1 (rev 03) > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> Kernel driver in use: uhci_hcd > >>>>> 00:1d.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB > >>>>> UHCI Controller #2 (rev 03) > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> Kernel driver in use: uhci_hcd > >>>>> 00:1d.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB > >>>>> UHCI Controller #3 (rev 03) > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> Kernel driver in use: uhci_hcd > >>>>> 00:1d.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 > >>>>> EHCI Controller #1 (rev 03) > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> Kernel driver in use: ehci-pci > >>>>> 00:1f.0 ISA bridge: Intel Corporation 82801IB (ICH9) LPC Interface > >>>>> Controller (rev 02) > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> 00:1f.2 SATA controller: Intel Corporation 82801IR/IO/IH (ICH9R/DO/DH) > >>>>> 6 port SATA Controller [AHCI mode] (rev 02) > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> Kernel driver in use: ahci > >>>>> 00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller > >>>>> (rev 02) > >>>>> Subsystem: Red Hat, Inc. QEMU Virtual Machine > >>>>> Kernel driver in use: i801_smbus > >>>>> > >>>> > >>>> Is this taken while Jailhouse was enabled? It's missing your ivshmem > >>>> devices (00:0c.0 - 00:0f.0). > >>>> > >>> > >>> I did some changes to the root-cell config files, and now it’s showing > >>> the PCI device 00:0c.0 (I have added defined macro for VIRTIO_BLK > >>> only): > >>> > >>> qemux86-64:~# lspci -k > >>> . > >>> . > >>> . > >>> 00:0c.0 Unassigned class [ff80]: Siemens AG Device 4106 > >>> Subsystem: Siemens AG Device 4106 > >>> . > >>> . > >>> . > >>> > >>> But it’s not showing any association with the `uio_ivshmem`, and also > >>> I am still not able to find the `/dev/uio0`. > >>> > >> > >> And now > >> > >> echo "110a 4106 110a 4106 ffc002 ffffff" > > >> /sys/bus/pci/drivers/uio_ivshmem/new_id > >> > >> again. > >> > > > > Here's the full log: > > > > qemux86-64:~# jailhouse enable /usr/share/jailhouse/cells/qemu-agl.cell > > qemux86-64:~# modprobe uio_ivshmem > > qemux86-64:~# lsmod > > Module Size Used by > > virtio_gpu 65536 0 > > virtio_dma_buf 16384 1 virtio_gpu > > virtio_net 53248 0 > > net_failover 16384 1 virtio_net > > failover 16384 1 net_failover > > jailhouse 36864 1 > > qemux86-64:~# echo "110a 4106 110a 4106 ffc002 ffffff" > > > /sys/bus/pci/drivers/uio_ivshmem/new_id > > ffc0... -> back-end device > > > qemux86-64:~# lspci -k > > . > > . > > . > > 00:0c.0 Unassigned class [ff80]: Siemens AG Device 4106 > > ff80 -> you have a front-end device here > > You are either running that in the non-root cell or you misconfigured > the root cell (JAILHOUSE_SHMEM_PROTO_VIRTIO_BACK is needed). > > Jan -- You received this message because you are subscribed to the Google Groups "Jailhouse" group. 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