NetBSD/sys/dev/bi/bivar.h

84 lines
3.1 KiB
C

/* $NetBSD: bivar.h,v 1.12 2005/12/11 12:21:15 christos Exp $ */
/*
* Copyright (c) 1996, 1999 Ludd, University of Lule}, Sweden.
* 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 at Ludd, University of
* Lule}, Sweden and its contributors.
* 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 _DEV_BI_BIVAR_H_
#define _DEV_BI_BIVAR_H_
/*
* per-BI-adapter state.
*/
struct bi_softc {
struct device sc_dev;
bus_space_tag_t sc_iot; /* Space tag for the BI bus */
bus_dma_tag_t sc_dmat;
bus_addr_t sc_addr; /* Address base address for this bus */
int sc_busnr; /* (Physical) number of this bus */
int sc_lastiv; /* last available interrupt vector */
int sc_intcpu;
};
/*
* Struct used for autoconfiguration; attaching of BI nodes.
*/
struct bi_attach_args {
bus_space_tag_t ba_iot;
bus_space_handle_t ba_ioh; /* Base address for this node */
bus_dma_tag_t ba_dmat;
int ba_busnr;
int ba_nodenr;
int ba_intcpu; /* Mask of which cpus to interrupt */
int ba_ivec; /* Interrupt vector to use */
void *ba_icookie;
};
/*
* BI node list.
*/
struct bi_list {
u_short bl_nr; /* Unit ID# */
u_short bl_havedriver; /* Have device driver (informal) */
const char *bl_name; /* DEC name */
};
/* bl_havedriver field meaning */
#define DT_UNSUPP 0 /* pseudo define */
#define DT_HAVDRV 1 /* device have driver */
#define DT_ADAPT 2 /* is an adapter */
#define DT_QUIET 4 /* don't complain when not conf'ed */
#define DT_VEC 8 /* uses a interrupt vector */
/* Prototype */
void bi_attach (struct bi_softc *);
void bi_intr_establish (void *, int, void (*)(void *), void *, struct evcnt *);
#endif /* _DEV_BI_BIVAR_H_ */