/*	$OpenBSD: eisa_machdep.h,v 1.4 2002/03/14 03:15:53 millert Exp $	*/

/*
 * Copyright (c) 1998 Michael Shalayeff
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Michael Shalayeff.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * Types provided to machine-independent EISA code.
 */
typedef struct hppa_eisa_chipset *eisa_chipset_tag_t;
typedef int eisa_intr_handle_t;

struct hppa_eisa_chipset {
	void	*ec_v;

	void	(*ec_attach_hook)(struct device *, struct device *,
				  struct eisabus_attach_args *);
	int	(*ec_intr_map)(void *, u_int, int *);
	const char *(*ec_intr_string)(void *, int);
	void	*(*ec_intr_establish)(void *, int, int, int,
				      int (*)(void *), void *, char *);
	void	(*ec_intr_disestablish)(void *, void *);
};

#if 0
#define	EISA_SLOTOFF_PRIMING	EISA_SLOTOFF_VID
#define	EISA_PRIMING_VID(i)	({ (void)(i), 0xff; })
#define	EISA_PRIMING_PID(i)	({ (void)(i), 0x00; })
#endif

/*
 * Functions provided to machine-independent EISA code.
 */
#define	eisa_attach_hook(p, s, a)					\
    (*(a)->eba_ec->ec_attach_hook)((p), (s), (a))
#define	eisa_maxslots(c)	8
#define	eisa_intr_map(c, i, hp)						\
    (*(c)->ec_intr_map)((c)->ec_v, (i), (hp))
#define	eisa_intr_string(c, h)						\
    (*(c)->ec_intr_string)((c)->ec_v, (h))
#define	eisa_intr_establish(c, h, t, l, f, a, nm)			\
    (*(c)->ec_intr_establish)((c)->ec_v, (h), (t), (l), (f), (a), (nm))
#define	eisa_intr_disestablish(c, h)					\
    (*(c)->ec_intr_disestablish)((c)->ec_v, (h))