ofw_nexus.h revision 167308
1/*- 2 * Copyright (c) 1998, 1999 Eduardo E. Horvath 3 * Copyright (c) 1999 Matthew R. Green 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 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 WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 22 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 24 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * from: NetBSD: psychoreg.h,v 1.8 2001/09/10 16:17:06 eeh Exp 30 * 31 * $FreeBSD: head/sys/sparc64/include/ofw_nexus.h 167308 2007-03-07 21:13:51Z marius $ 32 */ 33 34#ifndef _MACHINE_OFW_NEXUS_H_ 35#define _MACHINE_OFW_NEXUS_H_ 36 37/* 38 * These are the regs used for devices on the nexus. They apply to all of 39 * Fireplane/Safari, JBus and UPA. 40 */ 41 42struct nexus_regs { 43 uint32_t phys_hi; 44 uint32_t phys_lo; 45 uint32_t size_hi; 46 uint32_t size_lo; 47}; 48 49#define NEXUS_REG_PHYS(r) \ 50 (((uint64_t)(r)->phys_hi << 32) | (uint64_t)(r)->phys_lo) 51#define NEXUS_REG_SIZE(r) \ 52 (((uint64_t)(r)->size_hi << 32) | (uint64_t)(r)->size_lo) 53 54#endif /* !_MACHINE_OFW_NEXUS_H_ */ 55