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autoconf.h revision 1.31
      1 /*	$NetBSD: autoconf.h,v 1.31 2012/10/27 17:18:12 chs Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Paul Kranenburg.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 /*
     33  * Copyright (c) 1992, 1993
     34  *	The Regents of the University of California.  All rights reserved.
     35  *
     36  * This software was developed by the Computer Systems Engineering group
     37  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
     38  * contributed to Berkeley.
     39  *
     40  * All advertising materials mentioning features or use of this software
     41  * must display the following acknowledgement:
     42  *	This product includes software developed by the University of
     43  *	California, Lawrence Berkeley Laboratory.
     44  *
     45  * Redistribution and use in source and binary forms, with or without
     46  * modification, are permitted provided that the following conditions
     47  * are met:
     48  * 1. Redistributions of source code must retain the above copyright
     49  *    notice, this list of conditions and the following disclaimer.
     50  * 2. Redistributions in binary form must reproduce the above copyright
     51  *    notice, this list of conditions and the following disclaimer in the
     52  *    documentation and/or other materials provided with the distribution.
     53  * 3. Neither the name of the University nor the names of its contributors
     54  *    may be used to endorse or promote products derived from this software
     55  *    without specific prior written permission.
     56  *
     57  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     58  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     59  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     60  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     61  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     62  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     63  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     64  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     65  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     66  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     67  * SUCH DAMAGE.
     68  *
     69  *	@(#)autoconf.h	8.2 (Berkeley) 9/30/93
     70  */
     71 
     72 /*
     73  * Autoconfiguration information.
     74  */
     75 
     76 #include <sys/bus.h>
     77 #include <machine/promlib.h>
     78 
     79 /* This is used to map device classes to IPLs */
     80 struct intrmap {
     81 	const char *in_class;
     82 	int	in_lev;
     83 };
     84 extern struct intrmap intrmap[];
     85 
     86 /* The "mainbus" on ultra desktops is actually the UPA bus.  We need to
     87  * separate this from peripheral buses like SBUS and PCI because each bus may
     88  * have different ways of encoding properties, such as "reg" and "interrupts".
     89  *
     90  * Eventually I'll create a real UPA bus module to allow servers with multiple
     91  * peripheral buses and things like FHC bus systems.
     92  */
     93 
     94 /* Encoding for one "reg" properties item */
     95 struct upa_reg {
     96 	int64_t	ur_paddr;
     97 	int64_t	ur_len;
     98 };
     99 
    100 /*
    101  * Attach arguments presented by mainbus_attach()
    102  *
    103  * Large fields first followed by smaller ones to minimize stack space used.
    104  */
    105 struct mainbus_attach_args {
    106 	bus_space_tag_t	ma_bustag;	/* parent bus tag */
    107 	bus_dma_tag_t	ma_dmatag;
    108 	const char	*ma_name;	/* PROM node name */
    109 	struct upa_reg	*ma_reg;	/* "reg" properties */
    110 	u_int		*ma_address;	/* "address" properties -- 32 bits */
    111 	u_int		*ma_interrupts;	/* "interrupts" properties */
    112 	int		ma_upaid;	/* UPA port ID */
    113 	int		ma_node;	/* PROM handle */
    114 	int		ma_nreg;	/* Counts for those properties */
    115 	int		ma_naddress;
    116 	int		ma_ninterrupts;
    117 	int		ma_pri;		/* priority (IPL) */
    118 };
    119 
    120 /*
    121  * The matchbyname function is useful in drivers that are matched
    122  * by romaux name, i.e., all `mainbus attached' devices.  It expects
    123  * its aux pointer to point to a pointer to the name (the address of
    124  * a romaux structure suffices, for instance). (OBSOLETE)
    125  */
    126 int	matchbyname(device_t, cfdata_t, void *);
    127 
    128 /*
    129  * `clockfreq' produces a printable representation of a clock frequency
    130  * (this is just a frill).
    131  */
    132 char	*clockfreq(long);
    133 
    134 /* Kernel initialization routine. */
    135 void	bootstrap(void *, void *, void *, void *, void *);
    136 
    137 int	romgetcursoraddr(int **, int **);
    138