dd if=/dev/zero of=/dev/sdc bs=512 count=1

install-mbr /dev/sdc --force

cfdisk /dev/sdc # (create type 06 bootable sdc1)

mkdosfs -F16 -I -v /dev/sdc1

mount -v /dev/sdc1 /mnt/usb

# WinXP bootdisks from http://www.allbootdisks.com/download/xppro.html
cp -r /usr/local/src/boot/xp/* /mnt/usb

# Bios Flash app + rom
cp -r /usr/local/src/boot/G3M2131A/* /mnt/usb/

umount /mnt/usb

qemu -hda /dev/sdc1