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| -rw-r--r-- | qemu-doc.texi | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/qemu-doc.texi b/qemu-doc.texi index b28a834f04..8e6cd506b8 100644 --- a/qemu-doc.texi +++ b/qemu-doc.texi @@ -227,6 +227,76 @@ Use @var{file} as CD-ROM image (you cannot use @option{-hdc} and @option{-cdrom} at the same time). You can use the host CD-ROM by using @file{/dev/cdrom} as filename (@pxref{host_drives}). +@item -drive @var{option}[,@var{option}[,@var{option}[,...]]] + +Define a new drive. Valid options are: + +@table @code +@item file=@var{file} +This option defines which disk image (@pxref{disk_images}) to use with +this drive. +@item if=@var{interface} +This option defines on which type on interface the drive is connected. +Available types are: ide, scsi, sd, mtd, floppy, pflash. +@item bus=@var{bus},unit=@var{unit} +These options define where is connected the drive by defining the bus number and +the unit id. +@item index=@var{index} +This option defines where is connected the drive by using an index in the list +of available connectors of a given interface type. +@item media=@var{media} +This option defines the type of the media: disk or cdrom. +@item cyls=@var{c},heads=@var{h},secs=@var{s}[,trans=@var{t}] +These options have the same definition as they have in @option{-hdachs}. +@item snapshot=@var{snapshot} +@var{snapshot} is "on" or "off" and allows to enable snapshot for given drive (see @option{-snapshot}). +@end table + +Instead of @option{-cdrom} you can use: +@example +qemu -drive file=file,index=2,media=cdrom +@end example + +Instead of @option{-hda}, @option{-hdb}, @option{-hdc}, @option{-hdd}, you can +use: +@example +qemu -drive file=file,index=0,media=disk +qemu -drive file=file,index=1,media=disk +qemu -drive file=file,index=2,media=disk +qemu -drive file=file,index=3,media=disk +@end example + +You can connect a CDROM to the slave of ide0: +@example +qemu -drive file=file,if=ide,index=1,media=cdrom +@end example + +If you don't specify the "file=" argument, you define an empty drive: +@example +qemu -drive if=ide,index=1,media=cdrom +@end example + +You can connect a SCSI disk with unit ID 6 on the bus #0: +@example +qemu -drive file=file,if=scsi,bus=0,unit=6 +@end example + +Instead of @option{-fda}, @option{-fdb}, you can use: +@example +qemu -drive file=file,index=0,if=floppy +qemu -drive file=file,index=1,if=floppy +@end example + +By default, @var{interface} is "ide" and @var{index} is automatically +incremented: +@example +qemu -drive file=a -drive file=b" +@end example +is interpreted like: +@example +qemu -hda a -hdb b +@end example + @item -boot [a|c|d|n] Boot on floppy (a), hard disk (c), CD-ROM (d), or Etherboot (n). Hard disk boot is the default. |