S1E
ss->ss_adder->cmd = RASTEROP | OCRB | S1E | DTE | LF_R1;
ss->ss_adder->cmd = RASTEROP | OCRB | S1E | DTE | function;
ss->ss_adder->cmd = RASTEROP | OCRB | S1E | DTE | LF_R1;
adder->cmd = RASTEROP | OCRB | 0 | S1E | DTE;
adder->cmd = RASTEROP | OCRB | 0 | S1E | DTE;