1 /* $NetBSD: cpu.h,v 1.107 2024/02/28 13:05:40 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1982, 1990 The Regents of the University of California. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37 /* 38 * Copyright (c) 1992, 1993 BCDL Labs. All rights reserved. 39 * Allen Briggs, Chris Caputo, Michael Finch, Brad Grantham, Lawrence Kesteloot 40 41 * Redistribution of this source code or any part thereof is permitted, 42 * provided that the following conditions are met: 43 * 1) Utilized source contains the copyright message above, this list 44 * of conditions, and the following disclaimer. 45 * 2) Binary objects containing compiled source reproduce the 46 * copyright notice above on startup. 47 * 48 * CAVEAT: This source code is provided "as-is" by BCDL Labs, and any 49 * warranties of ANY kind are disclaimed. We don't even claim that it 50 * won't crash your hard disk. Basically, we want a little credit if 51 * it works, but we don't want to get mail-bombed if it doesn't. 52 */ 53 54 /* 55 * from: Utah $Hdr: cpu.h 1.16 91/03/25$ 56 * 57 * @(#)cpu.h 7.7 (Berkeley) 6/27/91 58 */ 59 60 #ifndef _CPU_MACHINE_ 61 #define _CPU_MACHINE_ 62 63 #if defined(_KERNEL_OPT) 64 #include "opt_lockdebug.h" 65 #endif 66 67 /* 68 * Get common m68k definitions. 69 */ 70 #include <m68k/cpu.h> 71 72 /* values for machineid -- 73 * These are equivalent to the MacOS Gestalt values. */ 74 #define MACH_MACII 6 75 #define MACH_MACIIX 7 76 #define MACH_MACIICX 8 77 #define MACH_MACSE30 9 78 #define MACH_MACIICI 11 79 #define MACH_MACIIFX 13 80 #define MACH_MACIISI 18 81 #define MACH_MACQ900 20 82 #define MACH_MACPB170 21 83 #define MACH_MACQ700 22 84 #define MACH_MACCLASSICII 23 85 #define MACH_MACPB100 24 86 #define MACH_MACPB140 25 87 #define MACH_MACQ950 26 88 #define MACH_MACLCIII 27 89 #define MACH_MACPB210 29 90 #define MACH_MACC650 30 91 #define MACH_MACPB230 32 92 #define MACH_MACPB180 33 93 #define MACH_MACPB160 34 94 #define MACH_MACQ800 35 95 #define MACH_MACQ650 36 96 #define MACH_MACLCII 37 97 #define MACH_MACPB250 38 98 #define MACH_MACIIVI 44 99 #define MACH_MACP600 45 100 #define MACH_MACIIVX 48 101 #define MACH_MACCCLASSIC 49 102 #define MACH_MACPB165C 50 103 #define MACH_MACC610 52 104 #define MACH_MACQ610 53 105 #define MACH_MACPB145 54 106 #define MACH_MACLC520 56 107 #define MACH_MACC660AV 60 108 #define MACH_MACP460 62 109 #define MACH_MACPB180C 71 110 #define MACH_MACPB500 72 111 #define MACH_MACPB270 77 112 #define MACH_MACQ840AV 78 113 #define MACH_MACP550 80 114 #define MACH_MACCCLASSICII 83 115 #define MACH_MACPB165 84 116 #define MACH_MACPB190CS 85 117 #define MACH_MACTV 88 118 #define MACH_MACLC475 89 119 #define MACH_MACLC475_33 90 120 #define MACH_MACLC575 92 121 #define MACH_MACQ605 94 122 #define MACH_MACQ605_33 95 123 #define MACH_MACQ630 98 124 #define MACH_MACP580 99 125 #define MACH_MACPB280 102 126 #define MACH_MACPB280C 103 127 #define MACH_MACPB150 115 128 #define MACH_MACPB190 122 129 130 /* 131 * Machine classes. These define subsets of the above machines. 132 */ 133 #define MACH_CLASSH 0x0000 /* Hopeless cases... */ 134 #define MACH_CLASSII 0x0001 /* MacII class */ 135 #define MACH_CLASSIIci 0x0004 /* Have RBV, but no Egret */ 136 #define MACH_CLASSIIsi 0x0005 /* Similar to IIci -- Have Egret. */ 137 #define MACH_CLASSIIvx 0x0006 /* Similar to IIsi -- different via2 emul? */ 138 #define MACH_CLASSLC 0x0007 /* Low-Cost/Performa/Wal-Mart Macs. */ 139 #define MACH_CLASSPB 0x0008 /* Powerbooks. Power management. */ 140 #define MACH_CLASSDUO 0x0009 /* Powerbooks Duos. More integration/Docks. */ 141 #define MACH_CLASSIIfx 0x0080 /* The IIfx is in a class by itself. */ 142 #define MACH_CLASSQ 0x0100 /* non-A/V Centris/Quadras. */ 143 #define MACH_CLASSAV 0x0101 /* A/V Centris/Quadras. */ 144 #define MACH_CLASSQ2 0x0102 /* More Centris/Quadras, different sccA. */ 145 #define MACH_CLASSP580 0x0103 /* Similar to Quadras, but not quite.. */ 146 147 #define MACH_68020 0 148 #define MACH_68030 1 149 #define MACH_68040 2 150 #define MACH_PENTIUM 3 /* 66 and 99 MHz versions *only* */ 151 152 #ifdef _KERNEL 153 struct mac68k_machine_S { 154 int cpu_model_index; 155 /* 156 * Misc. info from booter. 157 */ 158 int machineid; 159 int mach_processor; 160 int mach_memsize; 161 int booter_version; 162 /* 163 * Debugging flags. 164 */ 165 int do_graybars; 166 int serial_boot_echo; 167 int serial_console; 168 169 int zs_chip; /* what type of chip we've got */ 170 int modem_flags; 171 int modem_cts_clk; 172 int modem_dcd_clk; 173 int modem_d_speed; 174 int print_flags; 175 int print_cts_clk; 176 int print_dcd_clk; 177 int print_d_speed; 178 /* 179 * Misc. hardware info. 180 */ 181 int scsi80; /* Has NCR 5380 */ 182 int scsi96; /* Has NCR 53C96 */ 183 int scsi96_2; /* Has 2nd 53C96 */ 184 int sonic; /* Has SONIC e-net */ 185 186 int via1_ipl; 187 int via2_ipl; 188 int aux_interrupts; 189 }; 190 191 /* What kind of model is this */ 192 struct cpu_model_info { 193 int machineid; /* MacOS Gestalt value. */ 194 const char *model_major; /* Make this distinction to save a few */ 195 const char *model_minor; /* bytes--might be useful, too. */ 196 int class; /* Rough class of machine. */ 197 /* forwarded romvec_s is defined in mac68k/macrom.h */ 198 struct romvec_s *rom_vectors; /* Pointer to our known rom vectors */ 199 }; 200 extern struct cpu_model_info *current_mac_model; 201 202 extern unsigned long IOBase; /* Base address of I/O */ 203 extern unsigned long NuBusBase; /* Base address of NuBus */ 204 205 extern struct mac68k_machine_S mac68k_machine; 206 extern unsigned long load_addr; 207 #endif /* _KERNEL */ 208 209 /* physical memory sections */ 210 #define ROMBASE (0x40800000) 211 #define ROMLEN (0x00200000) /* 2MB will work for all 68k */ 212 #define ROMMAPSIZE btoc(ROMLEN) /* 32k of page tables. */ 213 214 #define IIOMAPSIZE btoc(0x00100000) /* 1MB should be enough */ 215 216 /* XXX -- Need to do something about superspace. 217 * Technically, NuBus superspace starts at 0x60000000, but no 218 * known Macintosh has used any slot lower numbered than 9, and 219 * the super space is defined as 0xS000 0000 through 0xSFFF FFFF 220 * where S is the slot number--ranging from 0x9 - 0xE. 221 */ 222 #define NBSBASE 0x90000000 223 #define NBSTOP 0xF0000000 224 #define NBBASE 0xF9000000 /* NUBUS space */ 225 #define NBTOP 0xFF000000 /* NUBUS space */ 226 #define NBMAPSIZE btoc(NBTOP-NBBASE) /* ~ 96 megs */ 227 #define NBMEMSIZE 0x01000000 /* 16 megs per card */ 228 #define NBROMOFFSET 0x00FF0000 /* Last 64K == ROM */ 229 230 #ifdef _KERNEL 231 232 /* machdep.c */ 233 void mac68k_set_bell_callback(int (*)(void *, int, int, int), void *); 234 int mac68k_ring_bell(int, int, int); 235 u_int get_mapping(void); 236 237 /* fpu.c */ 238 void initfpu(void); 239 240 #endif 241 242 #endif /* _CPU_MACHINE_ */ 243
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