mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-09-09 01:04:59 +00:00
171 lines
8.4 KiB
Plaintext
171 lines
8.4 KiB
Plaintext
QEMU PC emulator version 0.10.50 (qemu-kvm-devel-86), Copyright (c) 2003-2008 Fabrice Bellard
|
|
usage: qemu [options] [disk_image]
|
|
|
|
'disk_image' is a raw hard image image for IDE hard disk 0
|
|
|
|
Standard options:
|
|
-h or -help display this help and exit
|
|
-version display version information and exit
|
|
-M machine select emulated machine (-M ? for list)
|
|
-cpu cpu select CPU (-cpu ? for list)
|
|
-smp n set the number of CPUs to 'n' [default=1]
|
|
-numa node[,mem=size][,cpus=cpu[-cpu]][,nodeid=node]
|
|
-fda/-fdb file use 'file' as floppy disk 0/1 image
|
|
-hda/-hdb file use 'file' as IDE hard disk 0/1 image
|
|
-hdc/-hdd file use 'file' as IDE hard disk 2/3 image
|
|
-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)
|
|
-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][,index=i]
|
|
[,cyls=c,heads=h,secs=s[,trans=t]][,snapshot=on|off]
|
|
[,cache=writethrough|writeback|none][,format=f][,serial=s]
|
|
[,boot=on|off]
|
|
use 'file' as a drive image
|
|
-mtdblock file use 'file' as on-board Flash memory image
|
|
-sd file use 'file' as SecureDigital card image
|
|
-pflash file use 'file' as a parallel flash image
|
|
-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)
|
|
-snapshot write to temporary files instead of disk image files
|
|
-m megs set virtual RAM size to megs MB [default=128]
|
|
-k language use keyboard layout (for example 'fr' for French)
|
|
-audio-help print list of audio drivers and their options
|
|
-soundhw c1,... enable audio support
|
|
and only specified sound cards (comma separated list)
|
|
use -soundhw ? to get the list of supported cards
|
|
use -soundhw all to enable all of them
|
|
-usb enable the USB driver (will be the default soon)
|
|
-usbdevice name add the host or guest USB device 'name'
|
|
-name string set the name of the guest
|
|
-uuid %08x-%04x-%04x-%04x-%012x
|
|
specify machine UUID
|
|
|
|
Display options:
|
|
-nographic disable graphical output and redirect serial I/Os to console
|
|
-no-frame open SDL window without a frame and window decorations
|
|
-alt-grab use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)
|
|
-no-quit disable SDL window close capability
|
|
-sdl enable SDL
|
|
-portrait rotate graphical output 90 deg left (only PXA LCD)
|
|
-vga [std|cirrus|vmware|xenfb|none]
|
|
select video card type
|
|
-full-screen start in full screen
|
|
-vnc display start a VNC server on display
|
|
|
|
i386 target only:
|
|
-win2k-hack use it when installing Windows 2000 to avoid a disk full bug
|
|
-rtc-td-hack use it to fix time drift in Windows ACPI HAL
|
|
-no-fd-bootchk disable boot signature checking for floppy disks
|
|
-no-acpi disable ACPI
|
|
-no-hpet disable HPET
|
|
-acpitable [sig=str][,rev=n][,oem_id=str][,oem_table_id=str][,oem_rev=n][,asl_compiler_id=str][,asl_compiler_rev=n][,data=file1[:file2]...]
|
|
ACPI table description
|
|
-smbios file=binary
|
|
Load SMBIOS entry from binary file
|
|
-smbios type=0[,vendor=str][,version=str][,date=str][,release=%d.%d]
|
|
Specify SMBIOS type 0 fields
|
|
-smbios type=1[,manufacturer=str][,product=str][,version=str][,serial=str]
|
|
[,uuid=uuid][,sku=str][,family=str]
|
|
Specify SMBIOS type 1 fields
|
|
|
|
Network options:
|
|
-net nic[,vlan=n][,macaddr=addr][,model=type][,name=str]
|
|
create a new Network Interface Card and connect it to VLAN 'n'
|
|
-net user[,vlan=n][,name=str][,hostname=host]
|
|
connect the user mode network stack to VLAN 'n' and send
|
|
hostname 'host' to DHCP clients
|
|
-net tap[,vlan=n][,name=str][,fd=h][,ifname=name][,script=file][,downscript=dfile]
|
|
connect the host TAP network interface to VLAN 'n' and use the
|
|
network scripts 'file' (default=/etc/qemu-ifup)
|
|
and 'dfile' (default=/etc/qemu-ifdown);
|
|
use '[down]script=no' to disable script execution;
|
|
use 'fd=h' to connect to an already opened TAP interface
|
|
-net socket[,vlan=n][,name=str][,fd=h][,listen=[host]:port][,connect=host:port]
|
|
connect the vlan 'n' to another VLAN using a socket connection
|
|
-net socket[,vlan=n][,name=str][,fd=h][,mcast=maddr:port]
|
|
connect the vlan 'n' to multicast maddr and port
|
|
-net dump[,vlan=n][,file=f][,len=n]
|
|
dump traffic on vlan 'n' to file 'f' (max n bytes per packet)
|
|
-net none use it alone to have zero network devices; if no -net option
|
|
is provided, the default is '-net nic -net user'
|
|
-tftp dir allow tftp access to files in dir [-net user]
|
|
-bootp file advertise file in BOOTP replies
|
|
-smb dir allow SMB access to files in 'dir' [-net user]
|
|
-redir [tcp|udp]:host-port:[guest-host]:guest-port
|
|
redirect TCP or UDP connections from host to guest [-net user]
|
|
|
|
-bt hci,null dumb bluetooth HCI - doesn't respond to commands
|
|
-bt hci,host[:id]
|
|
use host's HCI with the given name
|
|
-bt hci[,vlan=n]
|
|
emulate a standard HCI in virtual scatternet 'n'
|
|
-bt vhci[,vlan=n]
|
|
add host computer to virtual scatternet 'n' using VHCI
|
|
-bt device:dev[,vlan=n]
|
|
emulate a bluetooth device 'dev' in scatternet 'n'
|
|
|
|
Linux boot specific:
|
|
-kernel bzImage use 'bzImage' as kernel image
|
|
-append cmdline use 'cmdline' as kernel command line
|
|
-initrd file use 'file' as initial ram disk
|
|
|
|
Debug/Expert options:
|
|
-serial dev redirect the serial port to char device 'dev'
|
|
-parallel dev redirect the parallel port to char device 'dev'
|
|
-monitor dev redirect the monitor to char device 'dev'
|
|
-pidfile file write PID to 'file'
|
|
-singlestep always run in singlestep mode
|
|
-S freeze CPU at startup (use 'c' to start execution)
|
|
-gdb dev wait for gdb connection on 'dev'
|
|
-s shorthand for -gdb tcp::1234
|
|
-d item1,... output log to /tmp/qemu.log (use -d ? for a list of log items)
|
|
-hdachs c,h,s[,t]
|
|
force hard disk 0 physical geometry and the optional BIOS
|
|
translation (t=none or lba) (usually qemu can guess them)
|
|
-L path set the directory for the BIOS, VGA BIOS and keymaps
|
|
-bios file set the filename for the BIOS
|
|
-no-reboot exit instead of rebooting
|
|
-no-shutdown stop before shutdown
|
|
-loadvm [tag|id]
|
|
start right away with a saved state (loadvm in monitor)
|
|
-daemonize daemonize QEMU after initializing
|
|
-option-rom rom load a file, rom, into the option ROM space
|
|
-clock force the use of the given methods for timer alarm.
|
|
To see what timers are available use -clock ?
|
|
-localtime set the real time clock to local time [default=utc]
|
|
-startdate select initial date of the clock
|
|
-icount [N|auto]
|
|
enable virtual instruction counter with 2^N clock ticks per
|
|
instruction
|
|
-watchdog i6300esb|ib700
|
|
enable virtual hardware watchdog [default=none]
|
|
-watchdog-action reset|shutdown|poweroff|pause|debug|none
|
|
action when watchdog fires [default=reset]
|
|
-echr chr set terminal escape character instead of ctrl-a
|
|
-virtioconsole c
|
|
set virtio console
|
|
-show-cursor show cursor
|
|
-tb-size n set TB size
|
|
-incoming p prepare for incoming migration, listen on port p
|
|
-chroot dir Chroot to dir just before starting the VM.
|
|
-runas user Change to user id user just before starting the VM.
|
|
-no-kvm disable KVM hardware virtualization
|
|
-no-kvm-irqchip disable KVM kernel mode PIC/IOAPIC/LAPIC
|
|
-no-kvm-pit disable KVM kernel mode PIT
|
|
-no-kvm-pit-reinjection disable KVM kernel mode PIT interrupt reinjection
|
|
-pcidevice host=bus:dev.func[,dma=none][,name=string]
|
|
expose a PCI device to the guest OS.
|
|
dma=none: don't perform any dma translations (default is to use an iommu)
|
|
'string' is used in log output.
|
|
-enable-nesting enable support for running a VM inside the VM (AMD only)
|
|
-nvram FILE provide ia64 nvram contents
|
|
-tdf enable guest time drift compensation
|
|
-kvm-shadow-memory MEGABYTES
|
|
allocate MEGABYTES for kvm mmu shadowing
|
|
-mempath FILE provide backing storage for guest RAM
|
|
-mem-prealloc preallocate guest memory (use with -mempath)
|
|
|
|
During emulation, the following keys are useful:
|
|
ctrl-alt-f toggle full screen
|
|
ctrl-alt-n switch to virtual console 'n'
|
|
ctrl-alt toggle mouse and keyboard grab
|
|
|
|
When using -nographic, press 'ctrl-a h' to get some help.
|