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      1 /*	$NetBSD: fhcvar.h,v 1.1 2011/07/29 08:37:36 mrg Exp $	*/
      2 /*	$OpenBSD: fhcvar.h,v 1.8 2004/10/01 18:18:49 jason Exp $	*/
      3 
      4 /*
      5  * Copyright (c) 2004 Jason L. Wright (jason (at) thought.net).
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
     21  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     23  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     25  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
     26  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     27  * POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 struct fhc_reg {
     31 	u_int32_t	fbr_slot;
     32 	u_int32_t	fbr_offset;
     33 	u_int32_t	fbr_size;
     34 };
     35 
     36 struct fhc_range {
     37 	u_int32_t	cspace;		/* Client space */
     38 	u_int32_t	coffset;	/* Client offset */
     39 	u_int32_t	pspace;		/* Parent space */
     40 	u_int32_t	poffset;	/* Parent offset */
     41 	u_int32_t	size;		/* Size in bytes of this range */
     42 };
     43 
     44 struct fhc_softc {
     45 	device_t sc_dev;
     46 	int sc_node;
     47 	int sc_is_central;		/* parent is central */
     48 	int sc_board;
     49 	u_int32_t sc_ign;
     50 	bus_space_tag_t sc_bt;
     51 	bus_space_tag_t sc_cbt;
     52 	int sc_nrange;
     53 	struct fhc_range *sc_range;
     54 	bus_space_handle_t sc_preg;	/* internal regs */
     55 	bus_space_handle_t sc_ireg;	/* ign regs */
     56 	bus_space_handle_t sc_freg;	/* fanfail regs */
     57 	bus_space_handle_t sc_sreg;	/* system regs */
     58 	bus_space_handle_t sc_ureg;	/* uart regs */
     59 	bus_space_handle_t sc_treg;	/* tod regs */
     60 };
     61 
     62 void fhc_attach(struct fhc_softc *);
     63 int fhc_get_string(int, const char *, char **);
     64 
     65 struct fhc_attach_args {
     66 	bus_space_tag_t fa_bustag;
     67 	char *fa_name;
     68 	int *fa_intr;
     69 	struct fhc_reg *fa_reg;
     70 	u_int32_t *fa_promvaddrs;
     71 	int fa_node;
     72 	int fa_nreg;
     73 	int fa_nintr;
     74 	int fa_npromvaddrs;
     75 };
     76 
     77 #define	fhc_bus_map(t, slot, offset, sz, flags, hp)		\
     78     bus_space_map(t, BUS_ADDR(slot, offset), sz, flags, hp)
     79