IBM RT Series Hardware Reference Manual page 379

TNL SN20-9844 (March 1987) to 75X0235
Type Graphic Operation Name and Queue Load Data Example
3A TDDMA CUT/PASTE FROM SYSTEM MEMORY
45 DEGREES DIAGONAL FLIP
Data Reg Parameter
AOxx RA DMA addr HI(O-6)
BOxx RB DMA addr MI(7-14)
40xx R4 DMA addr L0(15-22)
3xxx R3 Bit offset
2xxx R2 Skip amount
7xxx R7 Xdest Ire
6xxx R6 (Y dest-(DY + 1 )-1) Ire
5xxx R5 DX+ 1
Oxxx RO 2's Comp of DY + 1
D3As Execute command
3B BRANCH AND LINK QUEUE (one level deep)
Data Reg Parameter
AOxx RA BR addr HI(O-7)
BOxx RB BR addr LO(8-15)
D3Bs Execute command
3C RETURN QUEUE (one level deep)
Data
D3CO Execute command
3D SCAN LINE LINK
Data Reg Parameter
AOxx RA Scan line complement
D3DO Execute command
Extended Monochrome Graphics Adapter 67