taglinefilesource code
newdor704drivers/block/floppy.cregister unsigned char drive, unit, newdor,olddor;
newdor710drivers/block/floppy.cnewdor =  (olddor & mask) | data;
newdor711drivers/block/floppy.cif (newdor != olddor){
newdor713drivers/block/floppy.cif (is_selected(olddor, unit) && !is_selected(newdor,unit)){
newdor722drivers/block/floppy.cFDCS->dor = newdor;
newdor723drivers/block/floppy.cfd_outb(newdor, FD_DOR);
newdor725drivers/block/floppy.cunit = newdor & 0x3;
newdor726drivers/block/floppy.cif (!is_selected(olddor, unit) && is_selected(newdor,unit)){
newdor731drivers/block/floppy.cif (newdor & 0xf0)