include vdmad.inc
Extended_DDS_Struc STRUC
dd ? ; DDS_size see DMA_Descriptor_Struc
dd ? ; DDS_linear see DMA_Descriptor_Struc
dw ? ; DDS_seg see DMA_Descriptor_Struc
dw ? ; reserved
DDS_avail dw ?
DDS_used dw ?
Extended_DDS_Struc ENDS
Describes the DMA region.
DDS_avail
The number of physical regions/page table entries that immediately follows the Extended_DDS_Struc structure.
DDS_used
The number of table entries filled in with physical regions information.