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ebusvar.h revision 1.1 
      1 /*	$NetBSD: ebusvar.h,v 1.1 1999/06/04 13:29:13 mrg Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1999 Matthew R. Green
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     23  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     28  * SUCH DAMAGE.
     29  */
     30 
     31 #ifndef _SPARC64_DEV_EBUSVAR_H_
     32 #define _SPARC64_DEV_EBUSVAR_H_
     33 
     34 /*
     35  * ebus arguments; ebus attaches to a pci, and devices attach
     36  * to the ebus.
     37  */
     38 
     39 struct ebus_attach_args {
     40 	char			*ea_name;	/* PROM name */
     41 	int			ea_node;	/* PROM node */
     42 
     43 	bus_space_tag_t		ea_bustag;
     44 	bus_dma_tag_t		ea_dmatag;
     45 
     46 	struct ebus_regs	*ea_regs;	/* registers */
     47 	u_int32_t		*ea_vaddrs;	/* virtual addrs */
     48 	u_int32_t		*ea_intrs;	/* interrupts */
     49 
     50 	int			ea_nregs;	/* number of them */
     51 	int			ea_naddrs;
     52 	int			ea_nintrs;
     53 
     54 	/* XXX */
     55 };
     56 
     57 struct ebus_softc {
     58 	struct device			sc_dev;
     59 
     60 	int				sc_node;
     61 
     62 	bus_space_tag_t			sc_bustag;	/* from mum */
     63 	bus_space_tag_t			sc_childbustag;	/* pass to children */
     64 	bus_dma_tag_t			sc_dmatag;	/* XXX */
     65 
     66 	struct ebus_ranges		*sc_range;
     67 	struct ebus_interrupt_map	*sc_intmap;
     68 	struct ebus_interrupt_map_mask	sc_intmapmask;
     69 
     70 	int				sc_nrange;	/* counters */
     71 	int				sc_nintmap;
     72 };
     73 
     74 bus_dma_tag_t ebus_alloc_dma_tag __P((struct ebus_softc *, bus_dma_tag_t));
     75 bus_space_tag_t ebus_alloc_bus_tag __P((struct ebus_softc *, int));
     76 
     77 #define ebus_bus_map(t, bt, a, s, f, v, hp) \
     78 	bus_space_map2(t, bt, a, s, f, v, hp)
     79 
     80 #endif /* _SPARC64_DEV_EBUSVAR_H_ */
     81