diff options
Diffstat (limited to 'qemu-options.hx')
| -rw-r--r-- | qemu-options.hx | 222 |
1 files changed, 218 insertions, 4 deletions
diff --git a/qemu-options.hx b/qemu-options.hx index 1f862b19a6..ab23f14d21 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -38,6 +38,7 @@ DEF("machine", HAS_ARG, QEMU_OPTION_machine, \ " nvdimm=on|off controls NVDIMM support (default=off)\n" " memory-encryption=@var{} memory encryption object to use (default=none)\n" " hmat=on|off controls ACPI HMAT support (default=off)\n" + " spcr=on|off controls ACPI SPCR support (default=on)\n" #ifdef CONFIG_POSIX " aux-ram-share=on|off allocate auxiliary guest RAM as shared (default: off)\n" #endif @@ -105,6 +106,10 @@ SRST Enables or disables ACPI Heterogeneous Memory Attribute Table (HMAT) support. The default is off. + ``spcr=on|off`` + Enables or disables ACPI Serial Port Console Redirection Table + (SPCR) support. The default is on. + ``aux-ram-share=on|off`` Allocate auxiliary guest RAM as an anonymous file that is shareable with an external process. This option applies to @@ -2281,6 +2286,8 @@ DEF("spice", HAS_ARG, QEMU_OPTION_spice, " [,streaming-video=[off|all|filter]][,disable-copy-paste=on|off]\n" " [,disable-agent-file-xfer=on|off][,agent-mouse=[on|off]]\n" " [,playback-compression=[on|off]][,seamless-migration=[on|off]]\n" + " [,video-codec=<codec>\n" + " [,max-refresh-rate=rate\n" " [,gl=[on|off]][,rendernode=<file>]\n" " enable spice\n" " at least one of {port, tls-port} is mandatory\n", @@ -2369,6 +2376,17 @@ SRST ``seamless-migration=[on|off]`` Enable/disable spice seamless migration. Default is off. + ``video-codec=<codec>`` + Provide the preferred codec the Spice server should use with the + Gstreamer encoder. This option is only relevant when gl=on is + specified. If no codec is provided, then the codec gstreamer:h264 + would be used as default. And, for the case where gl=off, the + default codec to be used is determined by the Spice server. + + ``max-refresh-rate=rate`` + Provide the maximum refresh rate (or FPS) at which the encoding + requests should be sent to the Spice server. Default would be 30. + ``gl=[on|off]`` Enable/disable OpenGL context. Default is off. @@ -2796,6 +2814,26 @@ DEFHEADING() DEFHEADING(Network options:) DEF("netdev", HAS_ARG, QEMU_OPTION_netdev, +#ifdef CONFIG_PASST + "-netdev passt,id=str[,path=file][,quiet=on|off][,vhost-user=on|off]\n" + "[,mtu=mtu][,address=addr][,netmask=mask][,mac=addr][,gateway=addr]\n" + " [,interface=name][,outbound=address][,outbound-if4=name]\n" + " [,outbound-if6=name][,dns=addr][,search=list][,fqdn=name]\n" + " [,dhcp-dns=on|off][,dhcp-search=on|off][,map-host-loopback=addr]\n" + " [,map-guest-addr=addr][,dns-forward=addr][,dns-host=addr]\n" + " [,tcp=on|off][,udp=on|off][,icmp=on|off][,dhcp=on|off]\n" + " [,ndp=on|off][,dhcpv6=on|off][,ra=on|off][,freebind=on|off]\n" + " [,ipv4=on|off][,ipv6=on|off][,tcp-ports=spec][,udp-ports=spec]\n" + " [,param=list]\n" + " configure a passt network backend with ID 'str'\n" + " if 'path' is not provided 'passt' will be started according to PATH\n" + " by default, informational message of passt are not displayed (quiet=on)\n" + " to display this message, use 'quiet=off'\n" + " by default, passt will be started in socket-based mode, to enable vhost-mode,\n" + " use 'vhost-user=on'\n" + " for details on other options, refer to passt(1)\n" + " 'param' allows to pass any option defined by passt(1)\n" +#endif #ifdef CONFIG_SLIRP "-netdev user,id=str[,ipv4=on|off][,net=addr[/mask]][,host=addr]\n" " [,ipv6=on|off][,ipv6-net=addr[/int]][,ipv6-host=addr]\n" @@ -2909,6 +2947,7 @@ DEF("netdev", HAS_ARG, QEMU_OPTION_netdev, #ifdef CONFIG_AF_XDP "-netdev af-xdp,id=str,ifname=name[,mode=native|skb][,force-copy=on|off]\n" " [,queues=n][,start-queue=m][,inhibit=on|off][,sock-fds=x:y:...:z]\n" + " [,map-path=/path/to/socket/map][,map-start-index=i]\n" " attach to the existing network interface 'name' with AF_XDP socket\n" " use 'mode=MODE' to specify an XDP program attach mode\n" " use 'force-copy=on|off' to force XDP copy mode even if device supports zero-copy (default: off)\n" @@ -2916,6 +2955,8 @@ DEF("netdev", HAS_ARG, QEMU_OPTION_netdev, " with inhibit=on,\n" " use 'sock-fds' to provide file descriptors for already open AF_XDP sockets\n" " added to a socket map in XDP program. One socket per queue.\n" + " use 'map-path' to provide the socket map location to populate AF_XDP sockets with,\n" + " and use 'map-start-index' to specify the starting index for the map (default: 0) (Since 10.1)\n" " use 'queues=n' to specify how many queues of a multiqueue interface should be used\n" " use 'start-queue=m' to specify the first queue that should be used\n" #endif @@ -2952,6 +2993,9 @@ DEF("netdev", HAS_ARG, QEMU_OPTION_netdev, " configure a hub port on the hub with ID 'n'\n", QEMU_ARCH_ALL) DEF("nic", HAS_ARG, QEMU_OPTION_nic, "-nic [tap|bridge|" +#ifdef CONFIG_PASST + "passt|" +#endif #ifdef CONFIG_SLIRP "user|" #endif @@ -2984,6 +3028,9 @@ DEF("net", HAS_ARG, QEMU_OPTION_net, " configure or create an on-board (or machine default) NIC and\n" " connect it to hub 0 (please use -nic unless you need a hub)\n" "-net [" +#ifdef CONFIG_PASST + "passt|" +#endif #ifdef CONFIG_SLIRP "user|" #endif @@ -3005,7 +3052,7 @@ DEF("net", HAS_ARG, QEMU_OPTION_net, " old way to initialize a host network interface\n" " (use the -netdev option if possible instead)\n", QEMU_ARCH_ALL) SRST -``-nic [tap|bridge|user|l2tpv3|vde|netmap|af-xdp|vhost-user|socket][,...][,mac=macaddr][,model=mn]`` +``-nic [tap|passt|bridge|user|l2tpv3|vde|netmap|af-xdp|vhost-user|socket][,...][,mac=macaddr][,model=mn]`` This option is a shortcut for configuring both the on-board (default) guest NIC hardware and the host network backend in one go. The host backend options are the same as with the corresponding @@ -3027,6 +3074,129 @@ SRST network backend) which is activated if no other networking options are provided. +``-netdev passt,id=str[,option][,...]`` + Configure a passt network backend which requires no administrator + privilege to run. Valid options are: + + ``id=id`` + Assign symbolic name for use in monitor commands. + + ``path=file`` + Filename of the passt program to run. If it is not provided, + passt command will be started with the help of the PATH environment + variable. + + ``quiet=on|off`` + By default, ``quiet=on`` to disable informational message from + passt. ``quiet=on`` is passed as ``--quiet`` to passt. + + ``vhost-user=on|off`` + By default, ``vhost-user=off`` and QEMU uses the stream network + backend to communicate with passt. If ``vhost-user=on``, passt is + started with ``--vhost-user`` and QEMU uses the vhost-user network + backend to communicate with passt. + + ``@mtu`` + Assign MTU via DHCP/NDP + + ``address`` + IPv4 or IPv6 address + + ``netmask`` + IPv4 mask + + ``mac`` + source MAC address + + ``gateway`` + IPv4 or IPv6 address as gateway + + ``interface`` + Interface for addresses and routes + + ``outbound`` + Bind to address as outbound source + + ``outbound-if4`` + Bind to outbound interface for IPv4 + + ``outbound-if6`` + Bind to outbound interface for IPv6 + + ``dns`` + IPv4 or IPv6 address as DNS + + ``search`` + Search domains + + ``fqdn`` + FQDN to configure client with + + ``dhcp-dns`` + Enable/disable DNS list in DHCP/DHCPv6/NDP + + ``dhcp-search`` + Enable/disable list in DHCP/DHCPv6/NDP + + ``map-host-loopback`` + Addresse to refer to host + + ``map-guest-addr`` + Addr to translate to guest's address + + ``dns-forward`` + Forward DNS queries sent to + + ``dns-host`` + Host nameserver to direct queries to + + ``tcp`` + Enable/disable TCP + + ``udp`` + Enable/disable UDP + + ``icmp`` + Enable/disable ICMP + + ``dhcp`` + Enable/disable DHCP + + ``ndp`` + Enable/disable NDP + + ``dhcpv6`` + Enable/disable DHCPv6 + + ``ra`` + Enable/disable route advertisements + + ``freebind`` + Bind to any address for forwarding + + ``ipv4`` + Enable/disable IPv4 + + ``ipv6`` + Enable/disable IPv6 + + ``tcp-ports`` + TCP ports to forward + + ``udp-ports`` + UDP ports to forward + + ``param=string`` + ``string`` will be passed to passt has a command line parameter, + we can have multiple occurences of the ``param`` parameter to + pass multiple parameters to passt. + + For instance, to pass ``--trace --log=trace.log``: + + .. parsed-literal:: + + |qemu_system| -nic passt,param=--trace,param=--log=trace.log + ``-netdev user,id=id[,option][,option][,...]`` Configure user mode host network backend which requires no administrator privilege to run. Valid options are: @@ -3610,7 +3780,7 @@ SRST # launch QEMU instance |qemu_system| linux.img -nic vde,sock=/tmp/myswitch -``-netdev af-xdp,id=str,ifname=name[,mode=native|skb][,force-copy=on|off][,queues=n][,start-queue=m][,inhibit=on|off][,sock-fds=x:y:...:z]`` +``-netdev af-xdp,id=str,ifname=name[,mode=native|skb][,force-copy=on|off][,queues=n][,start-queue=m][,inhibit=on|off][,sock-fds=x:y:...:z][,map-path=/path/to/socket/map][,map-start-index=i]`` Configure AF_XDP backend to connect to a network interface 'name' using AF_XDP socket. A specific program attach mode for a default XDP program can be forced with 'mode', defaults to best-effort, @@ -3650,7 +3820,8 @@ SRST -netdev af-xdp,id=n1,ifname=eth0,queues=1,start-queue=1 XDP program can also be loaded externally. In this case 'inhibit' option - should be set to 'on' and 'sock-fds' provided with file descriptors for + should be set to 'on'. Either 'sock-fds' or 'map-path' can be used with + 'inhibit' enabled. 'sock-fds' can be provided with file descriptors for already open but not bound XDP sockets already added to a socket map for corresponding queues. One socket per queue. @@ -3659,6 +3830,21 @@ SRST |qemu_system| linux.img -device virtio-net-pci,netdev=n1 \\ -netdev af-xdp,id=n1,ifname=eth0,queues=3,inhibit=on,sock-fds=15:16:17 + For the 'inhibit' option set to 'on' used together with 'map-path' it is + expected that the XDP program with the socket map is already loaded on + the networking device and the map pinned into BPF file system. The path + to the pinned map is then passed to QEMU which then creates the file + descriptors and inserts them into the existing socket map. + + .. parsed-literal:: + + |qemu_system| linux.img -device virtio-net-pci,netdev=n1 \\ + -netdev af-xdp,id=n1,ifname=eth0,queues=2,inhibit=on,map-path=/sys/fs/bpf/xsks_map + + Additionally, 'map-start-index' can be used to specify the start offset + for insertion into the socket map. The combination of 'map-path' and + 'sock-fds' together is not supported. + ``-netdev vhost-user,chardev=id[,vhostforce=on|off][,queues=n]`` Establish a vhost-user netdev, backed by a chardev id. The chardev should be a unix domain socket backed one. The vhost-user uses a @@ -3711,7 +3897,7 @@ SRST Use ``-net nic,model=help`` for a list of available devices for your target. -``-net user|tap|bridge|socket|l2tpv3|vde[,...][,name=name]`` +``-net user|passt|tap|bridge|socket|l2tpv3|vde[,...][,name=name]`` Configure a host network backend (with the options corresponding to the same ``-netdev`` option) and connect it to the emulated hub 0 (the default hub). Use name to specify the name of the hub port. @@ -5992,6 +6178,34 @@ SRST -machine ...,memory-encryption=sev0 \\ ..... + ``-object igvm-cfg,file=file`` + Create an IGVM configuration object that defines the initial state + of the guest using a file in that conforms to the Independent Guest + Virtual Machine (IGVM) file format. + + This is currently only supported by ``-machine q35`` and + ``-machine pc``. + + The ``file`` parameter is used to specify the IGVM file to load. + When provided, the IGVM file is used to populate the initial + memory of the virtual machine and, depending on the platform, can + define the initial processor state, memory map and parameters. + + The IGVM file is expected to contain the firmware for the virtual + machine, therefore an ``igvm-cfg`` object cannot be provided along + with other ways of specifying firmware, such as the ``-bios`` + parameter on x86 machines. + + e.g to launch a machine providing the firmware in an IGVM file + + .. parsed-literal:: + + # |qemu_system_x86| \\ + ...... \\ + -object igvm-cfg,id=igvm0,file=bios.igvm \\ + -machine ...,igvm-cfg=igvm0 \\ + ..... + ``-object authz-simple,id=id,identity=string`` Create an authorization object that will control access to network services. |