freebsd-dev/sys/sun4v/include/ofw_nexus.h
2006-10-05 06:14:28 +00:00

57 lines
2.0 KiB
C

/*-
* Copyright (c) 1998, 1999 Eduardo E. Horvath
* Copyright (c) 1999 Matthew R. Green
* 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: psychoreg.h,v 1.8 2001/09/10 16:17:06 eeh Exp
*
* $FreeBSD$
*/
#ifndef _MACHINE_OFW_NEXUS_H_
#define _MACHINE_OFW_NEXUS_H_
/*
* These are the regs used for devices on the nexus. They apply to all of
* Fireplane/Safari, JBus and UPA.
*/
struct nexus_regs {
uint32_t phys_hi;
uint32_t phys_lo;
uint32_t size_hi;
uint32_t size_lo;
};
#define NEXUS_REG_PHYS(r) \
(((uint64_t)(r)->phys_hi << 32) | (uint64_t)(r)->phys_lo)
#define NEXUS_REG_SIZE(r) \
(((uint64_t)(r)->size_hi << 32) | (uint64_t)(r)->size_lo)
#endif /* !_MACHINE_OFW_NEXUS_H_ */