RBIL61 - MEM 0040h:007Bh

RBIL61 - MEM 0040h:007Bh

INT 4B - Virtual DMA SpecificationA set of interrupt calls which permit the use of DMA even on systems running in protected or Virtual-86 mode with their address remapping, or systems such as Micro Channel PSIBM PS/2, any model/2s with multiple bus masters independently performing DMA operations. (VDSsee Virtual DMA Specification) - GET VERSION {#idx101515}

MEM 0040h:007Ah - PARALLEL DEVICE 3 TIME-OUT COUNTER {#idx161765}

MEM 0040h:007Bh - INT 4Bh FLAGS (PS2 and newer) {#idx161788}

MEM 0040h:007Bh - PARALLEL DEVICE 4 TIME-OUT COUNTER (pre-PS, PSIBM PS/2, any model Models 25,30) {#idx161766}{#idx161784}