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/*	$OpenBSD: eisa_machdep.h,v 1.6 2004/06/13 21:49:15 niklas Exp $	*/
/*	$NetBSD: eisa_machdep.h,v 1.4 1997/06/06 23:12:52 thorpej Exp $	*/

/*
 * Copyright (c) 1996 Christopher G. Demetriou.  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 Christopher G. Demetriou
 *	for the NetBSD Project.
 * 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.
 */

/*
 * Machine-specific definitions for EISA autoconfiguration.
 */

/*
 * i386-specific EISA definitions.
 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
 */
#define	EISA_ID			"EISA"
#define	EISA_ID_LEN		(sizeof(EISA_ID) - 1)
#define	EISA_ID_PADDR		0xfffd9

extern struct i386_bus_dma_tag eisa_bus_dma_tag;

#define ELCR0	0x4d0		/* eisa irq 0-7 */
#define ELCR1	0x4d1		/* eisa irq 8-15 */

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

/*
 * Functions provided to machine-independent EISA code.
 */
void		eisa_attach_hook(struct device *, struct device *,
		    struct eisabus_attach_args *);
int		eisa_maxslots(eisa_chipset_tag_t);
int		eisa_intr_map(eisa_chipset_tag_t, u_int,
		    eisa_intr_handle_t *);
const char	*eisa_intr_string(eisa_chipset_tag_t, eisa_intr_handle_t);
void		*eisa_intr_establish(eisa_chipset_tag_t, eisa_intr_handle_t,
		    int, int, int (*)(void *), void *, char *);
void		eisa_intr_disestablish(eisa_chipset_tag_t, void *);