1 /* 2 * Copyright (c) 1988 University of Utah. 3 * Copyright (c) 1982, 1990, 1993 4 * The Regents of the University of California. All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * the Systems Programming Group of the University of Utah Computer 8 * Science Department. 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * from: Utah $Hdr: frame.h 1.8 92/12/20$ 39 * 40 * from: @(#)frame.h 8.1 (Berkeley) 6/10/93 41 * $Id: frame.h,v 1.7 1994/05/23 06:32:35 mycroft Exp $ 42 */ 43 44 struct frame { 45 int f_regs[16]; 46 short f_pad; 47 short f_stackadj; 48 u_short f_sr; 49 u_int f_pc; 50 u_short f_format:4, 51 f_vector:12; 52 union F_u { 53 struct fmt2 { 54 u_int f_iaddr; 55 } F_fmt2; 56 57 struct fmt3 { 58 u_int f_ea; 59 } F_fmt3; 60 61 struct fmt7 { 62 u_int f_ea; 63 u_short f_ssw; 64 u_short f_wb3s, f_wb2s, f_wb1s; 65 u_int f_fa; 66 u_int f_wb3a, f_wb3d; 67 u_int f_wb2a, f_wb2d; 68 u_int f_wb1a, f_wb1d; 69 #define f_pd0 f_wb1d 70 u_int f_pd1, f_pd2, f_pd3; 71 } F_fmt7; 72 73 struct fmt9 { 74 u_int f_iaddr; 75 u_short f_iregs[4]; 76 } F_fmt9; 77 78 struct fmtA { 79 u_short f_ir0; 80 u_short f_ssw; 81 u_short f_ipsc; 82 u_short f_ipsb; 83 u_int f_dcfa; 84 u_short f_ir1, f_ir2; 85 u_int f_dob; 86 u_short f_ir3, f_ir4; 87 } F_fmtA; 88 89 struct fmtB { 90 u_short f_ir0; 91 u_short f_ssw; 92 u_short f_ipsc; 93 u_short f_ipsb; 94 u_int f_dcfa; 95 u_short f_ir1, f_ir2; 96 u_int f_dob; 97 u_short f_ir3, f_ir4; 98 u_short f_ir5, f_ir6; 99 u_int f_sba; 100 u_short f_ir7, f_ir8; 101 u_int f_dib; 102 u_short f_iregs[22]; 103 } F_fmtB; 104 } F_u; 105 }; 106 107 #define f_fmt2 F_u.F_fmt2 108 #define f_fmt3 F_u.F_fmt3 109 #define f_fmt7 F_u.F_fmt7 110 #define f_fmt9 F_u.F_fmt9 111 #define f_fmtA F_u.F_fmtA 112 #define f_fmtB F_u.F_fmtB 113 114 /* common frame size */ 115 #define CFSIZE (sizeof(struct frame) - sizeof(union F_u)) 116 #define NFMTSIZE 8 117 118 #define FMT0 0x0 119 #define FMT1 0x1 120 #define FMT2 0x2 121 #define FMT3 0x3 122 #define FMT7 0x7 123 #define FMT9 0x9 124 #define FMTA 0xA 125 #define FMTB 0xB 126 127 /* frame specific info sizes */ 128 #define FMT0SIZE 0 129 #define FMT1SIZE 0 130 #define FMT2SIZE sizeof(struct fmt2) 131 #define FMT3SIZE sizeof(struct fmt3) 132 #define FMT7SIZE sizeof(struct fmt7) 133 #define FMT9SIZE sizeof(struct fmt9) 134 #define FMTASIZE sizeof(struct fmtA) 135 #define FMTBSIZE sizeof(struct fmtB) 136 137 #define V_BUSERR 0x008 138 #define V_ADDRERR 0x00C 139 #define V_TRAP1 0x084 140 141 /* 68020/68030 SSW bits */ 142 #define SSW_RC 0x2000 143 #define SSW_RB 0x1000 144 #define SSW_DF 0x0100 145 #define SSW_RM 0x0080 146 #define SSW_RW 0x0040 147 #define SSW_FCMASK 0x0007 148 149 /* 68040 SSW bits */ 150 #define SSW4_CP 0x8000 151 #define SSW4_CU 0x4000 152 #define SSW4_CT 0x2000 153 #define SSW4_CM 0x1000 154 #define SSW4_MA 0x0800 155 #define SSW4_ATC 0x0400 156 #define SSW4_LK 0x0200 157 #define SSW4_RW 0x0100 158 #define SSW4_WBSV 0x0080 /* really in WB status, not SSW */ 159 #define SSW4_SZMASK 0x0060 160 #define SSW4_SZLW 0x0000 161 #define SSW4_SZB 0x0020 162 #define SSW4_SZW 0x0040 163 #define SSW4_SZLN 0x0060 164 #define SSW4_TTMASK 0x0018 165 #define SSW4_TTNOR 0x0000 166 #define SSW4_TTM16 0x0008 167 #define SSW4_TMMASK 0x0007 168 #define SSW4_TMDCP 0x0000 169 #define SSW4_TMUD 0x0001 170 #define SSW4_TMUC 0x0002 171 #define SSW4_TMKD 0x0005 172 #define SSW4_TMKC 0x0006 173 174 struct fpframe { 175 union FPF_u1 { 176 u_int FPF_null; 177 struct { 178 u_char FPF_version; 179 u_char FPF_fsize; 180 u_short FPF_res1; 181 } FPF_nonnull; 182 } FPF_u1; 183 union FPF_u2 { 184 struct fpidle { 185 u_short fpf_ccr; 186 u_short fpf_res2; 187 u_int fpf_iregs1[8]; 188 u_int fpf_xops[3]; 189 u_int fpf_opreg; 190 u_int fpf_biu; 191 } FPF_idle; 192 193 struct fpbusy { 194 u_int fpf_iregs[53]; 195 } FPF_busy; 196 197 struct fpunimp { 198 u_int fpf_state[10]; 199 } FPF_unimp; 200 } FPF_u2; 201 u_int fpf_regs[8*3]; 202 u_int fpf_fpcr; 203 u_int fpf_fpsr; 204 u_int fpf_fpiar; 205 }; 206 207 #define fpf_null FPF_u1.FPF_null 208 #define fpf_version FPF_u1.FPF_nonnull.FPF_version 209 #define fpf_fsize FPF_u1.FPF_nonnull.FPF_fsize 210 #define fpf_res1 FPF_u1.FPF_nonnull.FPF_res1 211 #define fpf_idle FPF_u2.FPF_idle 212 #define fpf_busy FPF_u2.FPF_busy 213 #define fpf_unimp FPF_u2.FPF_unimp 214