i8237.h revision 619 
14Srgrimes/*
24Srgrimes * Intel 8237 DMA Controller
3619Srgrimes *
4619Srgrimes *	$Id$
54Srgrimes */
64Srgrimes
74Srgrimes#define	DMA37MD_SINGLE	0x40	/* single pass mode */
84Srgrimes#define	DMA37MD_CASCADE	0xc0	/* cascade mode */
94Srgrimes#define	DMA37MD_WRITE	0x04	/* read the device, write memory operation */
104Srgrimes#define	DMA37MD_READ	0x08	/* write the device, read memory operation */
114Srgrimes
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