The patch below improve the manpage by describing the possible arguments of the usbdevice option. The text is taken from the online documentation.
Index: qemu-doc.texi =================================================================== RCS file: /sources/qemu/qemu/qemu-doc.texi,v retrieving revision 1.175 diff -u -d -p -r1.175 qemu-doc.texi --- qemu-doc.texi 28 Dec 2007 20:59:22 -0000 1.175 +++ qemu-doc.texi 6 Jan 2008 20:01:29 -0000 @@ -492,6 +492,28 @@ Enable the USB driver (will be the defau @item -usbdevice @var{devname} Add the USB device @var{devname}. @xref{usb_devices}. + [EMAIL PROTECTED] @code + [EMAIL PROTECTED] mouse +Virtual Mouse. This will override the PS/2 mouse emulation when activated. + [EMAIL PROTECTED] tablet +Pointer device that uses absolute coordinates (like a touchscreen). This +means qemu is able to report the mouse position without having to grab the +mouse. Also overrides the PS/2 mouse emulation when activated. + [EMAIL PROTECTED] disk:file +Mass storage device based on file + [EMAIL PROTECTED] host:bus.addr +Pass through the host device identified by bus.addr (Linux only). + [EMAIL PROTECTED] host:vendor_id:product_id +Pass through the host device identified by vendor_id:product_id (Linux only). + [EMAIL PROTECTED] table + @end table Network options: -- .''`. Aurelien Jarno | GPG: 1024D/F1BCDB73 : :' : Debian developer | Electrical Engineer `. `' [EMAIL PROTECTED] | [EMAIL PROTECTED] `- people.debian.org/~aurel32 | www.aurel32.net