freebsd-skq/sys/sparc64/isa/ofw_isa.h

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2001-11-09 20:21:21 +00:00
/*
* Copyright (c) 1999, 2000 Matthew R. Green
* Copyright (c) 2001 Thomas Moestl <tmm@FreeBSD.org>
* 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. 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.
*
* from: NetBSD: ebus.c,v 1.26 2001/09/10 16:27:53 eeh Exp
*
* $FreeBSD$
*/
#ifndef _SPARC64_ISA_OFW_ISA_H_
#define _SPARC64_ISA_OFW_ISA_H_
/*
* ISA PROM structures
*/
struct isa_regs {
u_int32_t phys_hi; /* high bits of physaddr */
u_int32_t phys_lo;
u_int32_t size;
};
#define ISA_REG_PHYS(r) \
((((u_int64_t)((r)->phys_hi)) << 32) | ((u_int64_t)(r)->phys_lo))
/* XXX: this is a guess. Verify... */
struct isa_ranges {
u_int32_t child_hi;
u_int32_t child_lo;
u_int32_t phys_hi;
u_int32_t phys_mid;
u_int32_t phys_lo;
u_int32_t size;
};
#define ISA_RANGE_CHILD(r) \
((((u_int64_t)((r)->child_hi)) << 32) | ((u_int64_t)(r)->child_lo))
#define ISA_RANGE_PS(r) (((r)->phys_hi >> 24) & 0x03)
struct isa_imap {
u_int32_t phys_hi; /* high phys addr mask */
u_int32_t phys_lo; /* low phys addr mask */
u_int32_t intr; /* interrupt mask */
int32_t cnode; /* child node */
u_int32_t cintr; /* child interrupt */
};
struct isa_imap_msk {
u_int32_t phys_hi; /* high phys addr */
u_int32_t phys_lo; /* low phys addr */
u_int32_t intr; /* interrupt */
};
/* Map an interrupt property to an INO */
int ofw_isa_map_intr(struct isa_imap *, int, struct isa_imap_msk *, int,
struct isa_regs *, int);
/* Map an IO range. Returns the resource type of the range. */
int ofw_isa_map_iorange(struct isa_ranges *, int, u_long *, u_long *);
#endif /* !_SPARC64_ISA_OFW_ISA_H_ */