DMA controller translates virtual I/O device address received di

Details DMA controller translates virtual I/O device address received di DMA controller translates virtual I/O device address received di

1997-08-18

1998-05-26

Asta, Frank J.

395824, 395842, 395846, G06F 1300

Patent

active

057581827

ABSTRACT:
A DMA controller which responds without operating system intervention to virtual addresses provided by application programs, and a memory management unit for providing translations between physical addresses of input/output devices and addresses on a system input/output bus for data transferred by the DMA controller.

REFERENCES:
patent: 4761737 (1988-08-01), Duvall et al.
patent: 5016160 (1991-05-01), Lambeth et al.
patent: 5073851 (1991-12-01), Masterson et al.
patent: 5301287 (1994-04-01), Herrell et al.
patent: 5551006 (1996-08-01), Kulkarni
patent: 5596736 (1997-01-01), Kerns

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