/*      $NetBSD: isadmareg.h,v 1.2 2000/01/23 21:01:59 soda Exp $       */
/*      NetBSD: isadmareg.h,v 1.4 1995/06/28 04:31:48 cgd Exp   */

#include <dev/ic/i8237reg.h>

#define DMA_NREG        16
/*
 * Register definitions for DMA controller 1 (channels 0..3):
 */
#define DMA1_CHN(c)     (1*(2*(c)))     /* addr reg for channel c */
#define DMA1_SR         (1*8)           /* status register */
#define DMA1_SMSK       (1*10)          /* single mask register */
#define DMA1_MODE       (1*11)          /* mode register */
#define DMA1_FFC        (1*12)          /* clear first/last FF */

/*
 * Register definitions for DMA controller 2 (channels 4..7):
 */
#define DMA2_CHN(c)     (2*(2*(c)))     /* addr reg for channel c */
#define DMA2_SR         (2*8)           /* status register */
#define DMA2_SMSK       (2*10)          /* single mask register */
#define DMA2_MODE       (2*11)          /* mode register */
#define DMA2_FFC        (2*12)          /* clear first/last FF */