[unix-history] / usr / src / sys / vax / uba / adreg.h

/*
 * Copyright (c) 1982 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *
 *	@(#)adreg.h	6.2 (Berkeley) %G%
 */

struct addevice {
	short int ad_csr;			/* Control status register */
	short int ad_data;			/* Data buffer */
};

#define AD_CHAN		ADIOSCHAN
#define AD_READ		ADIOGETW
#define	ADIOSCHAN	_IOW(a, 0, int)		/* set channel */
#define	ADIOGETW	_IOR(a, 1, int)		/* read one word */

/*
 * Unibus CSR register bits
 */

#define AD_START		01
#define AD_SCHMITT		020
#define AD_CLOCK		040
#define AD_IENABLE		0100
#define AD_DONE 		0200
#define AD_INCENABLE		040000
#define AD_ERROR		0100000
Commit	Line	Data
da7c5cc6 KM	1	/*
	2	* Copyright (c) 1982 Regents of the University of California.
	3	* All rights reserved. The Berkeley software License Agreement
	4	* specifies the terms and conditions for redistribution.
	5	*
	6	* @(#)adreg.h 6.2 (Berkeley) %G%
	7	*/
0a8378bc SL	8
	9	struct addevice {
	10	short int ad_csr; /* Control status register */
	11	short int ad_data; /* Data buffer */
	12	};
	13
4b72e2f9 SL	14	#define AD_CHAN ADIOSCHAN
	15	#define AD_READ ADIOGETW
	16	#define ADIOSCHAN _IOW(a, 0, int) /* set channel */
	17	#define ADIOGETW _IOR(a, 1, int) /* read one word */
0a8378bc SL	18
	19	/*
	20	* Unibus CSR register bits
	21	*/
	22
	23	#define AD_START 01
	24	#define AD_SCHMITT 020
	25	#define AD_CLOCK 040
	26	#define AD_IENABLE 0100
	27	#define AD_DONE 0200
	28	#define AD_INCENABLE 040000
	29	#define AD_ERROR 0100000