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. - DISABLE DMAsee Direct Memory Access TRANSLATION AX = 810Bh BX = DMAsee Direct Memory Access channel number DX = 0000h Return: CF clear if successful CF set on error AL = error code (see #03218) SeeAlso: AX=810Ch