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      1 /*	$NetBSD: isadmareg.h,v 1.2 2000/01/23 21:01:59 soda Exp $	*/
      2 /*	NetBSD: isadmareg.h,v 1.4 1995/06/28 04:31:48 cgd Exp 	*/
      3 
      4 #include <dev/ic/i8237reg.h>
      5 
      6 #define	DMA_NREG	16
      7 /*
      8  * Register definitions for DMA controller 1 (channels 0..3):
      9  */
     10 #define	DMA1_CHN(c)	(1*(2*(c)))	/* addr reg for channel c */
     11 #define	DMA1_SR		(1*8)		/* status register */
     12 #define	DMA1_SMSK	(1*10)		/* single mask register */
     13 #define	DMA1_MODE	(1*11)		/* mode register */
     14 #define	DMA1_FFC	(1*12)		/* clear first/last FF */
     15 
     16 /*
     17  * Register definitions for DMA controller 2 (channels 4..7):
     18  */
     19 #define	DMA2_CHN(c)	(2*(2*(c)))	/* addr reg for channel c */
     20 #define	DMA2_SR		(2*8)		/* status register */
     21 #define	DMA2_SMSK	(2*10)		/* single mask register */
     22 #define	DMA2_MODE	(2*11)		/* mode register */
     23 #define	DMA2_FFC	(2*12)		/* clear first/last FF */
     24