NetBSD-5.0.2/sys/arch/mac68k/dev/sbcreg.h

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/*	$NetBSD: sbcreg.h,v 1.2 1997/03/01 20:18:59 scottr Exp $	*/

/*
 * Register map for the Mac II SCSI Interface (sbc)
 * This register map is for the SYM/NCR5380 SCSI Bus Interface
 * Controller (SBIC), with the wonderful 16 bytes/register layout
 * that Macs have.
 */

/*
 * Am5380 Register map (with padding)
 */
typedef union {
	volatile u_char sci_reg;
	volatile u_char pad[16];
} ncr5380_padded_reg_t;

struct sbc_regs {
	ncr5380_padded_reg_t sci_pr0;
	ncr5380_padded_reg_t sci_pr1;
	ncr5380_padded_reg_t sci_pr2;
	ncr5380_padded_reg_t sci_pr3;
	ncr5380_padded_reg_t sci_pr4;
	ncr5380_padded_reg_t sci_pr5;
	ncr5380_padded_reg_t sci_pr6;
	ncr5380_padded_reg_t sci_pr7;
};