On Wed, Nov 21, 2018 at 2:07 PM Logan Gunthorpe <log...@deltatee.com> wrote: > > > > On 2018-11-21 2:55 p.m., Alistair Francis wrote: > > It is required for networking for PCIe devices. What PCIe device works > > for you without this patch? Can you tell me your command line > > arguments. > > I can run it without that patch using a e1000e device and it works just > fine. > > Command line: > > $QEMU -s -nographic -machine virt -m 2G -kernel $BBL \ > -object rng-random,filename=/dev/urandom,id=rng0 \ > -append "console=hvc0 ro root=/dev/vda" \ > -device e1000e,netdev=net0 \ > -netdev user,id=net0 \ > -device virtio-rng-device,rng=rng0 \ > -device virtio-blk-device,drive=hd0 \ > -drive file=rootfs.img,format=raw,id=hd0 \ > -device nvme,drive=nvme0,serial=nvme0 \ > -drive file=nvme0.qcow2,if=none,id=nvme0 > > -- > > lspcirv-hfu-01:~# > 00:00.0 Host bridge: Red Hat, Inc. QEMU PCIe Host bridge > 00:01.0 Ethernet controller: Intel Corporation 82574L Gigabit Network > Connection > 00:02.0 Non-Volatile memory controller: Intel Corporation QEMU NVM > Express Controller (rev 02) > root@rv-hfu-01:~# > > QEMU 3.0.92 monitor - type 'help' for more information > (qemu) info pci > Bus 0, device 0, function 0: > Host bridge: PCI device 1b36:0008 > PCI subsystem 1af4:1100 > id "" > Bus 0, device 1, function 0: > Ethernet controller: PCI device 8086:10d3 > PCI subsystem 8086:0000 > IRQ 11. > BAR0: 32 bit memory at 0x40040000 [0x4005ffff]. > BAR1: 32 bit memory at 0x40060000 [0x4007ffff]. > BAR2: I/O at 0xffffffffffffffff [0x001e]. > BAR3: 32 bit memory at 0x40080000 [0x40083fff]. > BAR6: 32 bit memory at 0xffffffffffffffff [0x0003fffe]. > id "" > Bus 0, device 2, function 0: > Class 0264: PCI device 8086:5845 > PCI subsystem 1af4:1100 > IRQ 9. > BAR0: 64 bit memory at 0x40084000 [0x40085fff]. > id "" > (qemu)
and networking works? Alistair
