1 /* $NetBSD: control.h,v 1.6 2008/04/28 20:23:37 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 1996 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Adam Glass and Matthew Fredette. 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 * Macros for Sun2 control space 34 */ 35 36 /* 37 * On the Sun3, the 32 bytes of IDPROM are at consecutive addresses in 38 * control space starting at 0x00000000. On the Sun2, the 32 bytes of 39 * IDPROM are at offset 8 in each of the first 32 pages of control 40 * space, i.e., on the Sun2, in control space the page frame is used 41 * as an index, and the page offset bits are used to select something 42 * to use that index with. I'm not sure which I like better. 43 */ 44 45 #include <sun68k/sun68k/control.h> 46 47 #define PGMAP_BASE 0x00000000 48 #define SEGMAP_BASE 0x00000005 49 #define SCONTEXT_REG 0x00000006 50 #define CONTEXT_REG 0x00000007 51 #define IDPROM_BASE 0x00000008 52 #define DIAG_REG 0x0000000B 53 #define BUSERR_REG 0x0000000C 54 #define SYSTEM_ENAB 0x0000000E 55 56 #define CONTROL_ADDR_MASK 0xFFFFF800 57 #define CONTROL_ADDR_BUILD(as, va) \ 58 ((as) | ((va) & CONTROL_ADDR_MASK)) 59 60 #define CONTEXT_NUM 0x8 61 #define CONTEXT_MASK 0x7 62