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Initial revision

/*	$OpenBSD: autoconf.h,v 1.7 2006/02/12 16:50:12 miod Exp $ */

/*
 * Copyright (c) 1997 Per Fogelstrom
 * 
 * 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.
 *
 * 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-dependent structures of autoconfiguration
 */

#ifndef _MACHINE_AUTOCONF_H_
#define _MACHINE_AUTOCONF_H_

#include <machine/bus.h>

/*
 *   System types.
 */
#define OFWMACH         0       /* Openfirmware drivers */
#define	POWER4e		1	/* V.I Power.4e board */
#define	PWRSTK		2	/* Motorola Powerstack series */
#define	APPL		3	/* Apple PowerMac machines (OFW?) */

extern int system_type;

/**/
struct confargs;

typedef int (*intr_handler_t)(void *);

typedef struct bushook {
	struct	device *bh_dv;
	int	bh_type;
	void	(*bh_intr_establish)(struct confargs *, intr_handler_t, void *);
	void	(*bh_intr_disestablish)(struct confargs *);
	int	(*bh_matchname)(struct confargs *, char *);
} bushook_t;

#define	BUS_MAIN	1		/* mainbus */
#define	BUS_ISABR	2		/* ISA Bridge Bus */
#define	BUS_PCIBR	3		/* PCI bridge */
#define	BUS_VMEBR	4		/* VME bridge */

#define	BUS_INTR_ESTABLISH(ca, handler, val)				\
	    (*(ca)->ca_bus->bh_intr_establish)((ca), (handler), (val))
#define	BUS_INTR_DISESTABLISH(ca)					\
	    (*(ca)->ca_bus->bh_intr_establish)(ca)
#define	BUS_CVTADDR(ca)							\
	    (*(ca)->ca_bus->bh_cvtaddr)(ca)
#define	BUS_MATCHNAME(ca, name)						\
	    (*(ca)->ca_bus->bh_matchname)((ca), (name))

struct confargs {
	char	*ca_name;		/* Device name. */
	bushook_t *ca_bus;		/* bus device resides on. */
	/* macobio hooks ?? */
	bus_space_tag_t ca_iot;
	bus_space_tag_t ca_memt; /* XXX */
	bus_dma_tag_t ca_dmat;
	u_int32_t ca_node;
	int ca_nreg;
	u_int32_t *ca_reg;
	int ca_nintr;
	int32_t *ca_intr;
	u_int ca_baseaddr;

};

void	set_clockintr(void (*)(struct clockframe *));
void	set_iointr(void (*)(void *, int));
int	badaddr(void *, u_int32_t);
void calc_delayconst(void);

typedef int (time_read_t)(time_t *sec);
typedef int (time_write_t)(time_t sec);

extern time_read_t *time_read;
extern time_write_t *time_write;

typedef int mac_intr_handle_t;
typedef void     *(intr_establish_t)(void *, mac_intr_handle_t,
    int, int, int (*func)(void *), void *, char *);
typedef void     (intr_disestablish_t)(void *, void *);

intr_establish_t mac_intr_establish;
intr_disestablish_t mac_intr_disestablish;
extern intr_establish_t *intr_establish_func;
extern intr_disestablish_t *intr_disestablish_func;

#endif /* _MACHINE_AUTOCONF_H_ */