OpenBSD-4.6/sys/dev/isa/if_ie507.h

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/*	$OpenBSD: if_ie507.h,v 1.2 1997/11/07 08:06:56 niklas Exp $	*/
/*	$NetBSD: if_ie507.h,v 1.5 1995/01/23 04:50:10 mycroft Exp $	*/

/*
 * Definitions for 3C507
 */

#define	IE507_CTRL	6	/* control port */
#define	IE507_ICTRL	10	/* interrupt control */
#define	IE507_ATTN 	11	/* any write here sends a chan attn */
#define	IE507_MADDR	14	/* shared memory configuration */
#define	IE507_IRQ	15	/* IRQ configuration */

#define	EL_CTRL_BNK0	0x00	/* register bank 0 */
#define	EL_CTRL_BNK1	0x01	/* register bank 1 */
#define	EL_CTRL_BNK2	0x02	/* register bank 2 */
#define	EL_CTRL_IEN	0x04	/* interrupt enable */
#define	EL_CTRL_INTL	0x08	/* interrupt active latch */
#define	EL_CTRL_16BIT	0x10	/* bus width; clear = 8-bit, set = 16-bit */
#define	EL_CTRL_LOOP	0x20	/* loopback mode */
#define	EL_CTRL_NRST	0x80	/* turn off to reset */
#define	EL_CTRL_RESET	(EL_CTRL_LOOP)
#define	EL_CTRL_NORMAL	(EL_CTRL_NRST | EL_CTRL_IEN | EL_CTRL_BNK1)