Cosmos/Build/Tools/Qemu/docs/qemu-0.11.0-h.txt

QEMU PC emulator version 0.11.0, 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]
       [,addr=A]
                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 [order=drives][,once=drives][,menu=on|off]
                'drives': floppy (a), hard disk (c), CD-ROM (d), 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 string1[,process=string2]    set the name of the guest
            string1 sets the window title and string2 the process name (on Linux)
-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

1 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
-balloon none   disable balloon device
-balloon virtio[,addr=str]
                enable virtio balloon device (default)
-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=mac][,model=type][,name=str][,addr=str][,vectors=v]
                create a new Network Interface Card and connect it to VLAN 'n'
-net user[,vlan=n][,name=str][,net=addr[/mask]][,host=addr][,restrict=y|n]
         [,hostname=host][,dhcpstart=addr][,dns=addr][,tftp=dir][,bootfile=f]
         [,hostfwd=rule][,guestfwd=rule]                connect the user mode network stack to VLAN 'n', configure its
                DHCP server and enabled optional services
-net tap[,vlan=n][,name=str],ifname=name
                connect the host TAP network interface to VLAN 'n'
-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'

-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/Multiboot 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
-kernel-kqemu   enable KQEMU full virtualization (default is user mode only)
-enable-kqemu   enable KQEMU kernel module usage
-no-reboot      exit instead of rebooting
-no-shutdown    stop before shutdown
-loadvm [tag|id]
                start right away with a saved state (loadvm in monitor)
-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

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.