Int 94  u - PCm Driver - Find Valid Dma Buffer In Huge Memory Block        [s]

   SI = 000Bh
   ES:BX -> parameters (see below)

Return: ???

See Also: SI=0003h

Format of parameters:
Offset Size    Description
 00h   DWORD   -> memory block to contain DMA buffer
 04h   WORD    desired size of DMA buffer