NetBSD/sys/arch/atari/isa/isa_machdep.h
1997-07-15 08:17:39 +00:00

60 lines
2.6 KiB
C

/* $NetBSD: isa_machdep.h,v 1.1.1.1 1997/07/15 08:17:39 leo Exp $ */
/*
* Copyright (c) 1997 Leo Weppelman. 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 Leo Weppelman.
* 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.
*/
#ifndef _ATARI_ISA_MACHDEP_H_
#define _ATARI_ISA_MACHDEP_H_
#include <atari/atari/intr.h>
#define ISA_IOSTART 0xfff30000 /* XXX: Range with byte frobbing */
#define ISA_MEMSTART 0xff000000 /* XXX: Hades only */
typedef void *isa_chipset_tag_t;
typedef struct {
int slot; /* 1/2, determines interrupt line */
int ipl; /* ipl requested */
hw_ifun_t ifunc; /* function to call */
void *iarg; /* argument for 'ifunc' */
struct intrhand *ihand; /* save this for disestablishing */
} isa_intr_info_t;
/*
* Functions provided to machine-independent ISA code.
*/
void isa_attach_hook __P((struct device *, struct device *,
struct isabus_attach_args *));
void *isa_intr_establish __P((isa_chipset_tag_t ic, int irq, int type,
int level, hw_ifun_t ih_fun, void *ih_arg));
void isa_intr_disestablish __P((isa_chipset_tag_t ic, void *handler));
#endif /* _ATARI_ISA_MACHDEP_H_ */